/* ==========================================================================
   Kral Akademi UZEM — Prototip M (Siyah & Beyaz)
   Tüm renk / ölçü / tipografi değerleri CSS değişkenlerinden gelir.
   Değişkenler yönetim panelindeki "Tasarım" ekranından üretilir.
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }

/* display tanımlı sınıflarda [hidden] ezilmesin */
[hidden] { display: none !important; }

body {
    margin: 0;
    background: var(--ka-bg);
    font-family: var(--ka-font);
    color: var(--ka-ink);
    font-size: var(--ka-fs-base);
    -webkit-font-smoothing: antialiased;
    text-wrap: pretty;
}

a { color: var(--ka-ink); text-decoration: none; }
a:hover { color: var(--ka-text-2); }
button { font-family: inherit; }
input, textarea, select { font-family: inherit; }
::selection { background: var(--ka-accent); color: var(--ka-ink); }
img { max-width: 100%; }

@keyframes ka-up    { from { opacity: 0; transform: translateY(10px);} to { opacity: 1; transform: none; } }
@keyframes ka-grow  { from { transform: scaleX(0);} to { transform: scaleX(1); } }
@keyframes ka-pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }
@keyframes ka-ring  { 0% { transform: scale(.9); opacity: .7; } 70% { transform: scale(1.5); opacity: 0; } 100% { opacity: 0; } }
@keyframes ka-slide { from { opacity: 0; transform: translateY(14px) scale(.98);} to { opacity: 1; transform: none; } }
@keyframes ka-float { 0%,100% { transform: translateY(0);} 50% { transform: translateY(-7px); } }
@keyframes ka-in    { from { opacity: 0; transform: translateY(18px);} to { opacity: 1; transform: none; } }

.ka-anim-fade { animation: ka-up .3s both; }

/* ------------------------------------------------------------- Yerleşim */
.ka-shell   { min-height: 100vh; background: var(--ka-bg); }
.ka-section { max-width: var(--ka-max); margin: 0 auto; padding: var(--ka-section-gap) var(--ka-gutter) 0; }
.ka-section--tight { padding-top: 56px; }

.ka-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 26px; flex-wrap: wrap; }
.ka-kicker { font-size: 11.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--ka-grey-4); margin-bottom: 10px; }
.ka-h2 { font-size: var(--ka-fs-section); font-weight: var(--ka-fw-bold); letter-spacing: -.025em; margin: 0; }
.ka-h2--sm { font-size: 32px; }
.ka-head__note { font-size: 14.5px; color: var(--ka-muted-2); max-width: 420px; margin: 0; }

/* --------------------------------------------------------------- Butonlar */
.ka-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 9px;
    height: 44px; padding: 0 18px; border-radius: var(--ka-radius-sm);
    border: 1px solid transparent; cursor: pointer; white-space: nowrap;
    font-size: 14px; font-weight: 600; transition: all .2s; text-decoration: none;
}
.ka-btn--dark   { background: var(--ka-ink); color: #fff; border-color: var(--ka-ink); font-weight: 700; }
.ka-btn--dark:hover { background: var(--ka-ink-hover); color: #fff; transform: translateY(-1px); }
.ka-btn--accent { background: var(--ka-accent); color: var(--ka-accent-ink); font-weight: 700; }
.ka-btn--accent:hover { background: var(--ka-accent-hover); color: var(--ka-accent-ink); transform: translateY(-2px); }
.ka-btn--ghost  { background: var(--ka-surface); color: var(--ka-ink); border-color: var(--ka-line); }
.ka-btn--ghost:hover { border-color: var(--ka-ink); color: var(--ka-ink); }
.ka-btn--outline{ background: var(--ka-surface); color: var(--ka-ink); border-color: var(--ka-border-strong); }
.ka-btn--outline:hover { border-color: var(--ka-ink); }
.ka-btn--lg  { height: 52px; padding: 0 26px; font-size: 15px; }
.ka-btn--sm  { height: 36px; padding: 0 15px; font-size: 13px; }
.ka-btn--full{ width: 100%; }
.ka-btn--icon{ width: 42px; height: 42px; padding: 0; }

.ka-pill {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 13px; border-radius: var(--ka-radius-pill);
    background: var(--ka-surface); border: 1px solid var(--ka-line);
    font-size: 12.5px; font-weight: 600; color: var(--ka-muted);
    white-space: nowrap; transition: all .18s;
}
a.ka-pill:hover, .ka-pill--click:hover { border-color: var(--ka-ink); color: var(--ka-ink); cursor: pointer; }
.ka-pill--dark { background: var(--ka-ink); color: #fff; border-color: var(--ka-ink); }
/* Seçili (koyu) pill üzerine gelince yazı koyu zeminde kaybolmasın */
.ka-pill--dark:hover, a.ka-pill--dark:hover, .ka-pill--dark.ka-pill--click:hover { background: var(--ka-ink-hover); color: #fff; border-color: var(--ka-ink-hover); }
.ka-pill--fill { background: var(--ka-fill); border-color: transparent; color: var(--ka-muted); }

.ka-tag {
    display: inline-block; font-size: 10.5px; font-weight: 800; letter-spacing: .08em;
    text-transform: uppercase; color: var(--ka-text-2); background: var(--ka-fill-2);
    padding: 4px 9px; border-radius: var(--ka-radius-sm);
}
.ka-tag--accent { background: var(--ka-accent); color: var(--ka-accent-ink); }
.ka-tag--ok     { background: var(--ka-success-bg); color: var(--ka-success); }
.ka-tag--no     { background: var(--ka-danger-bg); color: var(--ka-danger); }
.ka-tag--wait   { background: var(--ka-fill-2); color: var(--ka-text-2); }
.ka-status { font-size: 11.5px; font-weight: 700; padding: 5px 10px; border-radius: var(--ka-radius-pill); white-space: nowrap; }

.ka-card { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); }
.ka-card--lg { border-radius: var(--ka-radius-lg); }
.ka-card--pad { padding: 26px; }

.ka-input {
    width: 100%; height: 50px; border-radius: var(--ka-radius-sm);
    border: 1px solid var(--ka-border-strong); background: var(--ka-surface);
    padding: 0 15px; font-size: 14.5px; outline: none; transition: all .18s; color: var(--ka-ink);
}
.ka-input:focus { border-color: var(--ka-ink); box-shadow: 0 0 0 3px rgba(142,142,142,.18); }
.ka-input--sm { height: 44px; font-size: 14px; }
/* Çok satırlı alanlar sabit yüksekliğe sıkışmasın; rows değeri geçerli olsun */
textarea.ka-input { height: auto; min-height: 92px; padding: 12px 15px; line-height: 1.6; resize: vertical; }
.ka-label { display: block; font-size: 13px; font-weight: 600; color: var(--ka-text); margin-bottom: 7px; }
.ka-grid-fields { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr)); gap: 16px; }

.ka-icon { flex-shrink: 0; }
.ka-dot { width: 7px; height: 7px; border-radius: var(--ka-radius-pill); display: inline-block; }
.ka-dot--live { background: var(--ka-danger); animation: ka-pulse 2s infinite; }

/* Görsel yuvası (panelden görsel yüklenmediğinde) */
.ka-slot {
    position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
    background: repeating-linear-gradient(45deg, var(--ka-fill-3) 0 10px, var(--ka-fill) 10px 20px);
    color: var(--ka-grey); font-size: 12.5px; font-weight: 600; text-align: center; padding: 12px;
}
.ka-slot__label { max-width: 260px; line-height: 1.5; }
.ka-media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.ka-frame { position: relative; overflow: hidden; background: var(--ka-fill-3); }

/* --------------------------------------------------------- Duyuru şeridi */
.ka-announce {
    background: var(--ka-ink); color: #fff; padding: 11px var(--ka-gutter);
    display: flex; align-items: center; justify-content: center; gap: 28px; flex-wrap: wrap;
}
.ka-announce__left { display: flex; align-items: center; gap: 10px; }
.ka-announce__badge {
    display: inline-flex; align-items: center; gap: 7px; padding: 3px 10px;
    border-radius: var(--ka-radius-pill); background: rgba(142,142,142,.14); color: var(--ka-accent);
    font-size: 10.5px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase;
}
.ka-announce__text { font-size: 13.5px; font-weight: 500; color: #D6D6D6; }
.ka-count { display: flex; align-items: center; gap: 7px; }
.ka-count__box {
    min-width: 44px; text-align: center; background: var(--ka-ink-surface);
    border: 1px solid var(--ka-ink-line); border-radius: var(--ka-radius-sm); padding: 5px 7px;
}
.ka-count__num { font-size: 15px; font-weight: 700; color: var(--ka-accent); line-height: 1; font-variant-numeric: tabular-nums; }
.ka-count__box:last-child .ka-count__num { color: #fff; }
.ka-count__label { font-size: 9px; color: var(--ka-dark-grey); letter-spacing: .08em; margin-top: 2px; }

/* -------------------------------------------------------------- Üst menü */
.ka-header {
    position: sticky; top: 0; z-index: 60; background: rgba(255,255,255,.96);
    backdrop-filter: blur(14px); border-bottom: 1px solid var(--ka-line);
}
.ka-header__inner { max-width: var(--ka-max); margin: 0 auto; padding: 0 var(--ka-gutter); height: var(--ka-header-h); display: flex; align-items: center; gap: 18px; flex-wrap: nowrap; }
.ka-logo { height: 28px; width: auto; display: block; flex-shrink: 0; }
.ka-nav { display: flex; align-items: center; gap: 1px; flex: 1 1 auto; min-width: 0; flex-wrap: nowrap; overflow-x: auto; overflow-y: hidden; scrollbar-width: none; }
.ka-nav::-webkit-scrollbar { display: none; }
.ka-nav__item {
    display: inline-flex; align-items: center; gap: 8px; border: none; background: transparent;
    cursor: pointer; padding: 9px 11px; border-radius: var(--ka-radius-sm);
    font-size: 13.5px; font-weight: 600; white-space: nowrap; flex-shrink: 0;
    transition: all .18s; color: var(--ka-text);
}
.ka-nav__item.is-open, .ka-nav__item:hover { background: var(--ka-fill); color: var(--ka-ink); }
.ka-header__actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.ka-cart-btn { position: relative; }
.ka-cart-btn__badge {
    position: absolute; top: -6px; right: -6px; min-width: 19px; height: 19px; padding: 0 5px;
    border-radius: var(--ka-radius-pill); background: var(--ka-accent); color: var(--ka-accent-ink);
    font-size: 11px; font-weight: 800; display: flex; align-items: center; justify-content: center;
    border: 2px solid var(--ka-surface);
}

/* ------------------------------------------------------------- Mega menü */
.ka-mega {
    position: absolute; left: 0; right: 0; top: 100%; background: var(--ka-surface);
    border-top: 1px solid #F1EDE6; border-bottom: 1px solid var(--ka-grey-3);
    box-shadow: 0 34px 60px -34px rgba(17,17,17,.34); animation: ka-up .16s both; display: none;
}
.ka-mega.is-open { display: block; }
.ka-mega__inner { max-width: var(--ka-max); margin: 0 auto; padding: 20px var(--ka-gutter) 24px; display: flex; align-items: stretch; flex-wrap: wrap; }
.ka-mega__col { display: flex; flex-direction: column; gap: 2px; }
.ka-mega__col--1 { flex: 0 0 274px; padding-right: 16px; border-right: 1px solid #F1EDE6; }
.ka-mega__col--2 { flex: 0 0 232px; padding: 0 16px; border-right: 1px solid #F1EDE6; }
.ka-mega__col--3 { flex: 1 1 320px; padding: 0 16px; min-width: 0; }
.ka-mega__title { font-size: 10.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--ka-grey-4); padding: 4px 12px 10px; }
.ka-mega__title--soft { color: #C3BCB1; }
.ka-mega__link {
    display: flex; align-items: center; gap: 10px; width: 100%; text-align: left; border: none;
    background: transparent; cursor: pointer; padding: 11px 12px; border-radius: var(--ka-radius-sm);
    font-size: 14px; font-weight: 600; line-height: 1.35; transition: all .16s; color: var(--ka-text);
}
.ka-mega__link:hover, .ka-mega__link.is-active { background: var(--ka-soft); color: var(--ka-ink); }
.ka-mega__link--sub { font-size: 13.5px; }
.ka-mega__bullet { width: 6px; height: 6px; border-radius: var(--ka-radius-pill); flex-shrink: 0; background: var(--ka-grey-3); }
.ka-mega__link.is-active .ka-mega__bullet { background: var(--ka-accent); }
.ka-mega__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(198px, 100%), 1fr)); gap: 1px; }
.ka-mega__leaf { display: flex; align-items: center; gap: 9px; padding: 9px 12px; border-radius: var(--ka-radius-sm); font-size: 13.5px; font-weight: 500; color: var(--ka-text); transition: all .16s; }
.ka-mega__leaf:hover { background: var(--ka-soft); color: var(--ka-text-2); }
.ka-mega__leaf span:first-child { width: 5px; height: 5px; border-radius: var(--ka-radius-pill); background: var(--ka-grey-3); flex-shrink: 0; }
.ka-mega__promo {
    flex: 0 0 236px; margin-left: auto; background: var(--ka-ink); border-radius: var(--ka-radius-md);
    padding: 20px; color: #fff; display: flex; flex-direction: column; justify-content: space-between; gap: 16px;
}
.ka-mega__promo-tag { font-size: 10.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--ka-accent); margin-bottom: 10px; }
.ka-mega__promo-title { font-size: 17px; font-weight: 600; line-height: 1.32; margin-bottom: 8px; }
.ka-mega__promo-desc { font-size: 12.5px; line-height: 1.55; color: var(--ka-dark-muted); }

/* ------------------------------------------------------------------ Hero */
.ka-hero { text-align: center; max-width: 840px; margin: 0 auto 36px; animation: ka-up .5s both; }
.ka-hero__badge { margin-bottom: 22px; padding-left: 8px; }
.ka-hero__star { display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px; border-radius: var(--ka-radius-pill); background: var(--ka-fill-2); color: var(--ka-text-2); font-size: 11px; font-weight: 800; }
.ka-hero__title { font-size: var(--ka-fs-h1); line-height: 1.06; font-weight: var(--ka-fw-bold); letter-spacing: var(--ka-tracking); margin: 0 0 18px; }
.ka-hero__title span { color: var(--ka-text-2); }
.ka-hero__desc { font-size: 17px; line-height: 1.6; color: var(--ka-muted); margin: 0 auto 28px; max-width: 600px; }
.ka-search {
    display: flex; align-items: center; gap: 8px; background: var(--ka-surface);
    border: 1px solid var(--ka-border-strong); border-radius: var(--ka-radius-md);
    padding: 8px 8px 8px 20px; max-width: 620px; margin: 0 auto 16px;
    box-shadow: 0 20px 40px -30px rgba(17,17,17,.5);
}
.ka-search input { flex: 1; height: 44px; border: none; outline: none; font-size: 15px; background: transparent; min-width: 0; }
.ka-hero__tags { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.ka-hero__tags-label { font-size: 12.5px; color: var(--ka-grey); padding: 6px 0; }

/* --------------------------------------------------------------- Slider */
.ka-slider { position: relative; animation: ka-up .6s .06s both; }
.ka-slider__stage { position: relative; border-radius: var(--ka-radius-lg); overflow: hidden; border: 1px solid var(--ka-grey-3); background: var(--ka-fill-3); aspect-ratio: 1200/430; }
.ka-slider__slide { position: absolute; inset: 0; transition: opacity .6s ease; opacity: 0; pointer-events: none; }
.ka-slider__slide.is-active { opacity: 1; pointer-events: auto; }
.ka-slider__arrow {
    position: absolute; top: 50%; transform: translateY(-50%); width: 46px; height: 46px;
    border-radius: var(--ka-radius-pill); border: none; background: rgba(255,255,255,.92);
    backdrop-filter: blur(8px); color: var(--ka-ink); cursor: pointer; display: flex;
    align-items: center; justify-content: center; box-shadow: 0 8px 20px -8px rgba(17,17,17,.5); transition: all .18s;
}
.ka-slider__arrow:hover { background: var(--ka-ink); color: #fff; }
.ka-slider__arrow--prev { left: 16px; } .ka-slider__arrow--next { right: 16px; }
.ka-slider__dots { display: flex; gap: 7px; justify-content: center; margin-top: 16px; }
.ka-slider__dot { height: 7px; width: 7px; border-radius: var(--ka-radius-pill); border: none; cursor: pointer; padding: 0; transition: all .28s; background: var(--ka-grey-3); }
.ka-slider__dot.is-active { width: 26px; background: var(--ka-ink); }

/* -------------------------------------------------------- Tanıtım bölümü */
.ka-promo { display: flex; flex-wrap: wrap; gap: 56px; align-items: center; }
.ka-promo__text { animation: ka-up .5s both; flex: 1 1 440px; min-width: 0; }
.ka-promo__title { font-size: var(--ka-fs-h2); line-height: 1.06; font-weight: var(--ka-fw-bold); letter-spacing: var(--ka-tracking); margin: 0 0 22px; }
.ka-promo__title span { color: var(--ka-text-2); }
.ka-promo__desc { font-size: 17px; line-height: 1.62; color: var(--ka-muted); margin: 0 0 34px; max-width: 520px; }
.ka-promo__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 34px; }
.ka-stats-row { display: flex; gap: 30px; flex-wrap: wrap; }
.ka-stat__value { font-size: 26px; font-weight: var(--ka-fw-bold); letter-spacing: -.02em; }
.ka-stat__value small { font-size: 16px; color: var(--ka-grey-2); }
.ka-stat__label { font-size: 12.5px; color: #727272; margin-top: 2px; }
.ka-stat__sep { width: 1px; background: var(--ka-grey-3); }

.ka-promo__card { animation: ka-up .6s .08s both; flex: 1 1 380px; min-width: 0; }
.ka-promo__card-inner { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-lg); padding: 22px; box-shadow: 0 30px 60px -40px rgba(17,17,17,.4); }
.ka-cover { border-radius: var(--ka-radius-md); padding: 34px 26px; text-align: center; position: relative; overflow: hidden; }
.ka-cover__badge { position: absolute; top: 14px; left: 14px; background: var(--ka-accent); color: var(--ka-accent-ink); font-size: 10.5px; font-weight: 800; padding: 5px 9px; border-radius: var(--ka-radius-sm); letter-spacing: .04em; }
.ka-cover__note { position: absolute; top: 14px; right: 14px; background: rgba(255,255,255,.1); color: #fff; font-size: 10.5px; font-weight: 700; padding: 5px 9px; border-radius: var(--ka-radius-sm); }
.ka-cover__kicker { font-size: 13px; font-weight: 600; color: var(--ka-grey-3); letter-spacing: .22em; margin-top: 14px; }
.ka-cover__title { font-size: 52px; font-weight: 800; color: #fff; letter-spacing: -.02em; line-height: 1.05; margin: 6px 0 4px; }
.ka-cover__type { display: inline-block; background: var(--ka-accent); color: var(--ka-accent-ink); font-size: 15px; font-weight: 800; letter-spacing: .14em; line-height: 1.35; white-space: nowrap; padding: 7px 16px; border-radius: var(--ka-radius-sm); margin-top: 8px; }
.ka-price-row { display: flex; align-items: flex-end; justify-content: space-between; margin-top: 20px; padding: 0 4px; }
.ka-price__old { font-size: 12px; color: #727272; text-decoration: line-through; }
.ka-price__now { font-size: 30px; font-weight: var(--ka-fw-bold); letter-spacing: -.02em; line-height: 1.1; }
.ka-price__now small { font-size: 17px; color: #727272; }
.ka-perks { display: flex; gap: 16px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--ka-line-2); flex-wrap: wrap; }
.ka-perk { font-size: 12.5px; color: var(--ka-muted); display: inline-flex; align-items: center; gap: 6px; }

/* --------------------------------------------------------- Alan şeridi */
.ka-brands { background: var(--ka-surface); border-top: 1px solid var(--ka-line); border-bottom: 1px solid var(--ka-line); margin-top: var(--ka-section-gap); }
.ka-brands__inner { max-width: var(--ka-max); margin: 0 auto; padding: 22px var(--ka-gutter); display: flex; align-items: center; gap: 40px; flex-wrap: wrap; justify-content: space-between; }
.ka-brands__label { font-size: 11.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--ka-grey-2); }
.ka-brands__list { display: flex; gap: 30px; flex-wrap: wrap; }
.ka-brands__list span { font-size: 16px; font-weight: 600; color: var(--ka-text); }

/* ------------------------------------------------------------ Kurs kartı */
.ka-grid { display: grid; gap: 20px; }
/* auto-fill: az sayıda kart olduğunda kartlar satır boyunca gerilmez */
.ka-grid--cards { grid-template-columns: repeat(auto-fill, minmax(min(260px, 100%), 1fr)); }
.ka-grid--catalog { grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr)); }
.ka-course { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); padding: 14px; cursor: pointer; transition: transform .22s, box-shadow .22s, border-color .22s; display: block; color: inherit; }
.ka-course:hover { transform: translateY(-4px); box-shadow: var(--ka-shadow); border-color: var(--ka-border-hover); color: inherit; }
.ka-course__cover { display: block; border-radius: var(--ka-radius-sm); padding: 26px 16px; text-align: center; position: relative; overflow: hidden; }
.ka-course__discount { position: absolute; top: 10px; left: 10px; background: var(--ka-accent); color: var(--ka-accent-ink); font-size: 9.5px; font-weight: 800; padding: 4px 7px; border-radius: var(--ka-radius-sm); }
.ka-course__kicker { font-size: 10.5px; font-weight: 600; color: rgba(255,255,255,.62); letter-spacing: .2em; }
.ka-course__title { font-size: 27px; font-weight: 800; color: #fff; letter-spacing: -.02em; line-height: 1.1; margin: 6px 0 8px; }
.ka-course__type { display: inline-block; background: rgba(255,255,255,.14); color: #fff; font-size: 10.5px; font-weight: 700; letter-spacing: .12em; line-height: 1.4; padding: 5px 11px; border-radius: var(--ka-radius-sm); }
.ka-course__body { padding: 14px 4px 4px; }
.ka-course__name { font-size: 14px; font-weight: 600; line-height: 1.45; min-height: 40px; }
.ka-course__price { display: flex; align-items: center; gap: 10px; margin-top: 12px; }
.ka-course__price b { font-size: 20px; font-weight: var(--ka-fw-bold); letter-spacing: -.02em; }
.ka-course__price s { font-size: 12.5px; color: var(--ka-grey-2); }

/* Katalog kartı (dikey) */
.ka-course--tall { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.ka-course--tall .ka-course__cover { border-radius: 0; padding: 30px 18px; }
.ka-course--tall .ka-course__body { padding: 18px; display: flex; flex-direction: column; flex: 1; }
.ka-course__foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--ka-line-2); }
.ka-course__more { display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; font-weight: 600; color: var(--ka-text-2); }

/* --------------------------------------------------------------- Branşlar */
.ka-cats { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(228px, 100%), 1fr)); gap: 12px; }
.ka-cat { display: flex; align-items: center; gap: 14px; background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); padding: 16px 18px; transition: all .2s; }
.ka-cat:hover { border-color: var(--ka-ink); transform: translateY(-2px); box-shadow: 0 16px 30px -22px rgba(17,17,17,.5); }
.ka-cat__ini { width: 38px; height: 38px; border-radius: var(--ka-radius-sm); background: var(--ka-fill-2); color: var(--ka-text-2); display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 13px; font-weight: 800; }
.ka-cat__name { display: block; font-size: 14px; font-weight: 600; line-height: 1.35; }
.ka-cat__meta { display: block; font-size: 12px; color: var(--ka-grey); margin-top: 2px; }

/* ---------------------------------------------------------- Rakam şeridi */
.ka-band { background: var(--ka-ink); border-radius: var(--ka-radius-lg); padding: 40px 44px; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(190px, 100%), 1fr)); gap: 32px; }
.ka-band__value { font-size: 38px; font-weight: var(--ka-fw-bold); color: #fff; letter-spacing: -.03em; line-height: 1; }
.ka-band__value.is-accent { color: var(--ka-accent); }
.ka-band__label { font-size: 13.5px; color: var(--ka-dark-muted); margin-top: 8px; }

/* --------------------------------------------------------------- Özellikler */
.ka-panel-box { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-lg); padding: 44px 44px 40px; }
.ka-features { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr)); gap: 2px; background: var(--ka-line-2); border: 1px solid var(--ka-line-2); border-radius: var(--ka-radius-md); overflow: hidden; }
.ka-feature { background: var(--ka-surface); padding: 26px 24px; transition: background .2s; }
.ka-feature:hover { background: var(--ka-soft-2); }
.ka-feature__num { width: 40px; height: 40px; border-radius: var(--ka-radius-sm); background: var(--ka-fill-2); color: var(--ka-text-2); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; font-size: 14px; font-weight: var(--ka-fw-bold); }
.ka-feature__title { font-size: 16.5px; font-weight: 600; margin-bottom: 8px; }
.ka-feature__desc { font-size: 13.5px; line-height: 1.6; color: var(--ka-muted-2); }

/* ------------------------------------------------------------------ Kadro */
.ka-faces { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(190px, 100%), 1fr)); gap: 16px; margin-bottom: 16px; }
.ka-face { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); padding: 12px; transition: transform .24s, box-shadow .24s, border-color .24s; animation: ka-in .55s both; }
.ka-face:hover { transform: translateY(-6px); box-shadow: 0 26px 46px -30px rgba(17,17,17,.5); border-color: var(--ka-border-hover); }
.ka-face__photo { border-radius: var(--ka-radius-sm); overflow: hidden; background: var(--ka-fill-3); aspect-ratio: 3/4; position: relative; }
.ka-face__name { font-size: 15px; font-weight: 600; line-height: 1.3; }
.ka-face__role { font-size: 12.5px; color: var(--ka-grey); margin-top: 4px; }
.ka-face__body { padding: 14px 6px 4px; }
.ka-teachers { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr)); gap: 14px; }
.ka-teacher { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); padding: 18px; display: flex; align-items: center; gap: 14px; transition: all .2s; }
.ka-teacher:hover { border-color: var(--ka-ink); transform: translateY(-2px); }
.ka-teacher__ini { width: 44px; height: 44px; border-radius: var(--ka-radius-sm); background: var(--ka-fill); border: 1px solid var(--ka-line); display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: var(--ka-fw-bold); color: var(--ka-grey); flex-shrink: 0; }
.ka-teacher__name { font-size: 14.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ka-teacher__role { font-size: 11.5px; color: var(--ka-grey); margin-top: 2px; }

/* ------------------------------------------------------------- Başarılar */
.ka-successes { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); gap: 18px; }
.ka-success { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); overflow: hidden; transition: all .22s; }
.ka-success:hover { transform: translateY(-4px); box-shadow: 0 22px 42px -30px rgba(17,17,17,.5); border-color: var(--ka-border-hover); }
.ka-success__img { position: relative; aspect-ratio: 16/10; background: var(--ka-fill-3); }
.ka-success__body { padding: 20px; }
.ka-success__quote { font-size: 14.5px; line-height: 1.6; color: var(--ka-text); margin: 0 0 14px; }
.ka-success__name { font-size: 13px; font-weight: 600; color: var(--ka-grey); }

/* ------------------------------------------------------------ Instagram */
.ka-ig { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-lg); padding: 32px; display: flex; flex-wrap: wrap; gap: 28px; align-items: center; }
.ka-ig__text { flex: 0 1 250px; min-width: 0; }
.ka-ig__grid { flex: 1 1 460px; min-width: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(150px, 100%), 1fr)); gap: 12px; }
.ka-ig__cell { position: relative; aspect-ratio: 1/1; border-radius: var(--ka-radius-md); overflow: hidden; background: var(--ka-fill-3); }

/* ------------------------------------------------------- Tanıtım videosu */
.ka-video { position: relative; border-radius: var(--ka-radius-lg); overflow: hidden; border: 1px solid var(--ka-grey-3); background: var(--ka-fill-3); aspect-ratio: 1200/500; animation: ka-in .6s both; }
.ka-video__overlay { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 20px; pointer-events: none; background: linear-gradient(180deg, rgba(17,17,17,.35), rgba(17,17,17,.72)); }
.ka-video__play { pointer-events: auto; width: 88px; height: 88px; border-radius: var(--ka-radius-pill); border: none; background: rgba(255,255,255,.92); color: var(--ka-ink); cursor: pointer; display: flex; align-items: center; justify-content: center; box-shadow: 0 22px 44px -18px rgba(17,17,17,.7); animation: ka-float 4s ease-in-out infinite; transition: all .2s; }
.ka-video__play:hover { background: var(--ka-accent); transform: scale(1.06); }
.ka-video__title { font-size: 26px; font-weight: var(--ka-fw-bold); color: #fff; letter-spacing: -.02em; text-shadow: 0 2px 18px rgba(17,17,17,.5); }
.ka-video__sub { font-size: 14px; color: rgba(255,255,255,.86); margin-top: 8px; }

/* --------------------------------------------------------------- Kitaplar */
.ka-books { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(150px, 100%), 1fr)); gap: 16px; }
.ka-book { transition: transform .24s; animation: ka-in .5s both; }
.ka-book:hover { transform: translateY(-6px); }
.ka-book__cover { border-radius: var(--ka-radius-sm); overflow: hidden; background: var(--ka-fill-3); border: 1px solid var(--ka-grey-3); aspect-ratio: 3/4; box-shadow: 0 16px 30px -22px rgba(17,17,17,.6); position: relative; }
.ka-book__title { font-size: 13px; font-weight: 600; line-height: 1.4; margin-top: 12px; color: var(--ka-text); }

/* -------------------------------------------------------------------- SSS */
.ka-faq { display: flex; flex-wrap: wrap; gap: 48px; }
.ka-faq__intro { flex: 0 1 340px; min-width: 0; }
.ka-faq__list { flex: 1 1 460px; min-width: 0; display: flex; flex-direction: column; gap: 10px; }
.ka-faq__item { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); overflow: hidden; transition: border-color .18s; }
.ka-faq__item:hover { border-color: var(--ka-border-hover); }
.ka-faq__q { width: 100%; display: flex; align-items: center; gap: 16px; text-align: left; border: none; background: transparent; cursor: pointer; padding: 18px 20px; font-size: 15px; font-weight: 600; line-height: 1.4; color: var(--ka-ink); }
.ka-faq__icon { width: 26px; height: 26px; border-radius: var(--ka-radius-sm); background: var(--ka-fill); display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: transform .22s; }
.ka-faq__item.is-open .ka-faq__icon { transform: rotate(180deg); }
.ka-faq__a { padding: 0 20px 20px; font-size: 14px; line-height: 1.65; color: var(--ka-muted); animation: ka-up .2s both; display: none; }
.ka-faq__item.is-open .ka-faq__a { display: block; }

/* ---------------------------------------------------------------- İletişim */
.ka-contact { display: flex; flex-wrap: wrap; gap: 24px; align-items: stretch; }
.ka-contact__form { background: var(--ka-ink); border-radius: var(--ka-radius-lg); padding: 44px; color: #fff; flex: 1.4 1 460px; min-width: 0; }
.ka-contact__desc { font-size: 15px; line-height: 1.6; color: var(--ka-dark-muted); margin: 0 0 28px; max-width: 440px; }
.ka-dark-input { height: 48px; border-radius: var(--ka-radius-sm); border: 1px solid var(--ka-ink-line); background: var(--ka-ink-surface); color: #fff; padding: 0 15px; font-size: 14px; outline: none; transition: border-color .18s; width: 100%; }
.ka-dark-input:focus { border-color: var(--ka-accent); }
textarea.ka-dark-input { height: auto; padding: 13px 15px; resize: vertical; }
.ka-contact__note { font-size: 13px; color: var(--ka-dark-grey); }
.ka-contact__note a { color: var(--ka-accent); }
.ka-app { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-lg); padding: 36px; display: flex; flex-direction: column; justify-content: space-between; flex: 1 1 320px; min-width: 0; }
.ka-app__link { height: 50px; border-radius: var(--ka-radius-sm); border: 1px solid var(--ka-line); display: flex; align-items: center; justify-content: center; gap: 10px; font-size: 14px; font-weight: 600; transition: all .18s; }
.ka-app__link:hover { border-color: var(--ka-ink); background: var(--ka-soft-2); }
.ka-app__link--dashed { border-style: dashed; border-color: var(--ka-border-strong); color: var(--ka-muted-2); }

/* --------------------------------------------------------------- Alt bilgi */
.ka-footer { margin-top: 72px; background: var(--ka-surface); border-top: 1px solid var(--ka-line); }
.ka-footer__top { max-width: var(--ka-max); margin: 0 auto; padding: 52px var(--ka-gutter) 30px; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.ka-footer__desc { font-size: 13.5px; line-height: 1.65; color: var(--ka-muted-2); margin: 0 0 18px; max-width: 280px; }
.ka-footer__meta { font-size: 12.5px; color: var(--ka-grey); line-height: 1.7; }
.ka-footer__title { font-size: 11.5px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--ka-grey-2); margin-bottom: 14px; }
.ka-footer__links { display: flex; flex-direction: column; gap: 9px; font-size: 13.5px; }
.ka-footer__links a { color: var(--ka-muted); }
.ka-footer__bottom { max-width: var(--ka-max); margin: 0 auto; padding: 18px var(--ka-gutter) 30px; border-top: 1px solid var(--ka-line-2); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 12.5px; color: var(--ka-grey); }

/* ------------------------------------------------------------------ Toast */
.ka-toast {
    position: fixed; right: 26px; bottom: 26px; z-index: 200; background: var(--ka-ink); color: #fff;
    border-radius: var(--ka-radius-md); padding: 15px 20px; display: none; align-items: center; gap: 13px;
    box-shadow: 0 24px 48px -20px rgba(17,17,17,.7);
}
.ka-toast.is-open { display: flex; animation: ka-slide .28s both; }
.ka-toast__icon { width: 26px; height: 26px; border-radius: var(--ka-radius-sm); background: var(--ka-success); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
/* Hata bildiriminde ikon ve renk değişir, sepet bağlantısı gizlenir */
.ka-toast__icon--err { display: none; background: var(--ka-danger); }
.ka-toast--error .ka-toast__icon--ok { display: none; }
.ka-toast--error .ka-toast__icon--err { display: flex; }
.ka-toast__text { font-size: 14px; font-weight: 600; }
.ka-toast__link { border: none; background: transparent; color: var(--ka-accent); font-size: 13.5px; font-weight: 700; cursor: pointer; padding: 0 0 0 6px; }

/* ==========================================================================
   KATALOG
   ========================================================================== */
.ka-page { max-width: var(--ka-max); margin: 0 auto; padding: 44px var(--ka-gutter) 80px; }
.ka-page--tight { padding-top: 36px; }
.ka-page__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; margin-bottom: 28px; }
.ka-page__title { font-size: 38px; font-weight: var(--ka-fw-bold); letter-spacing: -.025em; margin: 0 0 8px; }
.ka-page__sub { font-size: 15px; color: var(--ka-muted-2); margin: 0; }
.ka-inline-search { display: flex; align-items: center; gap: 10px; background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-sm); padding: 6px 6px 6px 16px; min-width: 340px; }
.ka-inline-search input { flex: 1; height: 38px; border: none; outline: none; font-size: 14.5px; background: transparent; min-width: 0; }
.ka-filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 26px; }
.ka-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ka-grey); margin-bottom: 24px; flex-wrap: wrap; }
.ka-breadcrumb a { color: var(--ka-grey); }
.ka-breadcrumb span.is-current { color: var(--ka-ink); }

/* ==========================================================================
   KURS DETAYI
   ========================================================================== */
.ka-detail { display: flex; flex-wrap: wrap; gap: 28px; align-items: flex-start; }
.ka-detail__main { flex: 3 1 460px; min-width: 0; }
.ka-detail__side { position: sticky; top: 96px; flex: 1 1 320px; max-width: 380px; min-width: 0; }
.ka-detail__intro { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-lg); padding: 36px; margin-bottom: 20px; }
.ka-detail__title { font-size: 38px; font-weight: var(--ka-fw-bold); letter-spacing: var(--ka-tracking); line-height: 1.12; margin: 0 0 14px; }
.ka-detail__desc { font-size: 16px; line-height: 1.6; color: var(--ka-muted); margin: 0 0 24px; max-width: 640px; }
.ka-metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(150px, 100%), 1fr)); gap: 2px; background: var(--ka-line-2); border: 1px solid var(--ka-line-2); border-radius: var(--ka-radius-md); overflow: hidden; }
.ka-metric { background: var(--ka-surface); padding: 18px; }
.ka-metric__value { font-size: 22px; font-weight: var(--ka-fw-bold); }
.ka-metric__label { font-size: 12.5px; color: var(--ka-grey); margin-top: 3px; }
@media (max-width: 560px) {
    /* Dar ekranda üst üste uzayan kutular yerine ikili ızgara */
    .ka-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    /* Tek kalan kutu boş hücre bırakmasın */
    .ka-metrics > .ka-metric:last-child:nth-child(odd) { grid-column: 1 / -1; }
    .ka-metric { padding: 14px 12px; }
    .ka-metric__value { font-size: 19px; }
}

.ka-tabs { display: flex; gap: 2px; padding: 0 10px; border-bottom: 1px solid var(--ka-line-2); overflow-x: auto; scrollbar-width: none; }
.ka-tabs__btn { border: none; background: transparent; cursor: pointer; padding: 18px 16px; font-size: 14.5px; font-weight: 600; position: relative; transition: color .18s; color: var(--ka-grey); white-space: nowrap; }
.ka-tabs__btn.is-active { color: var(--ka-ink); box-shadow: inset 0 -2px 0 var(--ka-ink); }
.ka-tabs__panel { display: none; padding: 32px 36px 36px; }
.ka-tabs__panel.is-active { display: block; animation: ka-up .3s both; }
.ka-note-box { background: var(--ka-soft-2); border: 1px solid var(--ka-line-2); border-radius: var(--ka-radius-md); padding: 22px; }
/* Sol vurgu çizgisi: yuvarlak köşede hilal görünmemesi için maskelenmiş şerit */
.ka-note-box--accent { position: relative; overflow: hidden; padding-left: 26px; }
.ka-note-box--accent::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--ka-accent); }
.ka-syllabus { display: flex; flex-direction: column; gap: 10px; }
.ka-syllabus__row { display: flex; align-items: center; gap: 16px; padding: 16px 18px; border: 1px solid var(--ka-line-2); border-radius: var(--ka-radius-sm); transition: all .18s; }
.ka-syllabus__row:hover { border-color: var(--ka-border-hover); background: var(--ka-soft-2); }
.ka-syllabus__num { font-size: 13px; font-weight: var(--ka-fw-bold); color: var(--ka-text-2); width: 26px; }
.ka-buybox { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-lg); padding: 20px; box-shadow: 0 24px 50px -36px rgba(17,17,17,.5); }
.ka-buybox__price { display: flex; align-items: baseline; gap: 10px; margin-bottom: 4px; }
.ka-buybox__price b { font-size: 34px; font-weight: var(--ka-fw-bold); letter-spacing: -.025em; }
.ka-buybox__price s { font-size: 14px; color: var(--ka-grey-2); }
.ka-buybox__saving { font-size: 13px; color: var(--ka-success); font-weight: 600; margin-bottom: 18px; }
.ka-buybox__list { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--ka-line-2); display: flex; flex-direction: column; gap: 11px; }
.ka-buybox__list div { display: flex; align-items: center; gap: 10px; font-size: 13.5px; color: var(--ka-muted); }

/* ==========================================================================
   GİRİŞ
   ========================================================================== */
.ka-login { max-width: 1180px; margin: 0 auto; padding: 48px var(--ka-gutter) 84px; display: flex; flex-wrap: wrap; gap: 24px; align-items: stretch; }
.ka-login__aside { background: var(--ka-ink); border-radius: var(--ka-radius-lg); padding: 44px 46px; display: flex; flex-direction: column; justify-content: space-between; color: #fff; flex: 1.1 1 420px; min-width: 0; animation: ka-up .45s both; }
.ka-login__badge { display: inline-flex; align-items: center; gap: 9px; align-self: flex-start; padding: 7px 14px; border-radius: var(--ka-radius-pill); background: rgba(142,142,142,.14); font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--ka-accent); }
.ka-login__title { font-size: 40px; font-weight: var(--ka-fw-bold); letter-spacing: var(--ka-tracking); line-height: 1.15; margin: 0 0 18px; max-width: 440px; }
.ka-login__desc { font-size: 16px; line-height: 1.6; color: var(--ka-dark-muted); margin: 0 0 34px; max-width: 420px; }
.ka-login__form { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-lg); padding: 44px 46px; display: flex; align-items: center; justify-content: center; flex: 1 1 380px; min-width: 0; animation: ka-up .5s .06s both; box-shadow: 0 30px 60px -50px rgba(17,17,17,.5); }
.ka-login__form-inner { width: 100%; max-width: 400px; }
.ka-or { display: flex; align-items: center; gap: 14px; margin: 24px 0; }
.ka-or span:first-child, .ka-or span:last-child { flex: 1; height: 1px; background: var(--ka-grey-3); }
.ka-or span:nth-child(2) { font-size: 12px; color: var(--ka-grey-2); }

/* ==========================================================================
   ÖĞRENCİ PANELİ — KABUK
   ========================================================================== */
.ka-app-shell { min-height: 100vh; }
.ka-app-head { max-width: var(--ka-max); margin: 0 auto; padding: 26px var(--ka-gutter) 0; }
.ka-profile { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-lg); overflow: hidden; animation: ka-up .4s both; box-shadow: 0 24px 50px -44px rgba(17,17,17,.5); }
.ka-profile__cover { position: relative; height: 120px; background: var(--ka-fill-3); }
.ka-profile__body { padding: 0 28px 24px; display: flex; gap: 22px; align-items: flex-end; flex-wrap: wrap; }
.ka-profile__avatar { width: 106px; height: 106px; border-radius: var(--ka-radius-lg); overflow: hidden; border: 4px solid var(--ka-surface); background: var(--ka-ink); margin-top: -48px; align-self: flex-start; flex-shrink: 0; box-shadow: 0 16px 32px -20px rgba(17,17,17,.7); position: relative;
    display: flex; align-items: center; justify-content: center; }
.ka-profile__info { flex: 1 1 300px; min-width: 0; padding-top: 16px; }
.ka-profile__name { font-size: 26px; font-weight: var(--ka-fw-bold); letter-spacing: -.025em; margin: 0 0 10px; }
.ka-profile__badges { display: flex; gap: 7px; align-items: center; flex-wrap: wrap; }
.ka-profile__actions { display: flex; gap: 8px; padding-top: 16px; flex-wrap: wrap; }
.ka-appnav { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); padding: 7px; margin-top: 16px; display: flex; flex-wrap: wrap; gap: 5px 3px; scrollbar-width: none; }
.ka-appnav::-webkit-scrollbar { display: none; }
.ka-appnav__item { display: inline-flex; align-items: center; gap: 8px; padding: 10px 13px; border-radius: var(--ka-radius-sm); border: none; cursor: pointer; font-size: 13.5px; font-weight: 600; white-space: nowrap; flex-shrink: 0; transition: all .18s; background: transparent; color: var(--ka-muted); }
.ka-appnav__item:hover { background: var(--ka-fill); color: var(--ka-ink); }
.ka-appnav__item.is-active { background: var(--ka-ink); color: #fff; }
.ka-appnav__item.is-active:hover { background: var(--ka-ink); color: #fff; }
.ka-app-title { display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; flex-wrap: wrap; margin-top: 28px; }
.ka-app-title h2 { font-size: 23px; font-weight: 600; letter-spacing: -.02em; margin: 0; }
.ka-app-title__back { display: inline-flex; align-items: center; gap: 5px; font-size: 12.5px; font-weight: 600; color: var(--ka-grey); margin-bottom: 7px; transition: color .16s; }
.ka-app-title__back:hover { color: var(--ka-ink); }
.ka-app-title__sub { font-size: 13.5px; color: var(--ka-grey); margin-top: 4px; }
.ka-app-search { display: flex; align-items: center; gap: 10px; background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-sm); padding: 0 15px; height: 44px; flex: 0 1 300px; min-width: 180px; }
.ka-app-search input { flex: 1; border: none; outline: none; background: transparent; font-size: 13.5px; min-width: 0; }
.ka-app-body { max-width: var(--ka-max); margin: 0 auto; padding: 0 var(--ka-gutter); }
.ka-app-content { padding: 22px 0 74px; }

/* ------------------------------------------------------------ Panel ana */
.ka-resume { background: var(--ka-ink); border-radius: var(--ka-radius-lg); padding: 30px 32px; color: #fff; position: relative; overflow: hidden; flex: 1.5 1 400px; min-width: 0; }
.ka-resume__kicker { display: inline-flex; align-items: center; gap: 8px; padding: 5px 11px; border-radius: var(--ka-radius-pill); background: rgba(142,142,142,.14); color: var(--ka-accent); font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 18px; }
.ka-resume__title { font-size: 24px; font-weight: 600; letter-spacing: -.02em; margin: 0 0 6px; line-height: 1.3; }
.ka-resume__meta { font-size: 14px; color: var(--ka-dark-muted); margin: 0 0 22px; }
.ka-progress { height: 6px; border-radius: var(--ka-radius-pill); background: #EEEEEE; overflow: hidden; }
.ka-progress--dark { background: var(--ka-ink-line); }
.ka-progress__bar { height: 100%; background: var(--ka-accent); border-radius: var(--ka-radius-pill); transform-origin: left; animation: ka-grow .9s .2s both; }
.ka-livecard { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-lg); padding: 26px; flex: 1 1 280px; min-width: 0; }
.ka-livecard__label { display: flex; align-items: center; gap: 9px; margin-bottom: 16px; font-size: 11.5px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--ka-danger); }
.ka-livecard__ring { position: relative; display: inline-flex; }
.ka-livecard__ring span:first-child { width: 8px; height: 8px; border-radius: var(--ka-radius-pill); background: var(--ka-danger); display: block; }
.ka-livecard__ring span:last-child { position: absolute; inset: 0; border-radius: var(--ka-radius-pill); background: var(--ka-danger); animation: ka-ring 2s infinite; }
.ka-mini-count { display: flex; gap: 8px; margin-bottom: 20px; }
.ka-mini-count__box { flex: 1; background: var(--ka-fill); border-radius: var(--ka-radius-sm); padding: 10px; text-align: center; }
.ka-mini-count__num { font-size: 19px; font-weight: var(--ka-fw-bold); font-variant-numeric: tabular-nums; }
.ka-mini-count__label { font-size: 10.5px; color: var(--ka-grey); margin-top: 2px; }
.ka-stat-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr)); gap: 16px; margin-bottom: 28px; }
.ka-stat-card { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); padding: 20px; transition: all .2s; }
.ka-stat-card:hover { border-color: var(--ka-border-hover); transform: translateY(-2px); }
.ka-stat-card__label { font-size: 12.5px; color: var(--ka-grey); margin-bottom: 10px; }
.ka-stat-card__value { display: flex; align-items: baseline; gap: 8px; }
.ka-stat-card__value b { font-size: 28px; font-weight: var(--ka-fw-bold); letter-spacing: -.02em; }
.ka-mycourse__list { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); overflow: hidden; }
.ka-mycourse__row { display: flex; align-items: center; gap: 18px; padding: 16px 20px; border-bottom: 1px solid var(--ka-line-2); cursor: pointer; transition: background .18s; }
.ka-mycourse__row:hover { background: var(--ka-soft-2); }
.ka-mycourse__thumb { width: 74px; height: 48px; border-radius: var(--ka-radius-sm); flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.ka-mycourse__thumb span { font-size: 12px; font-weight: 800; color: #fff; text-align: center; padding: 0 4px; }
.ka-view-toggle { display: flex; gap: 6px; }
.ka-view-toggle button { height: 36px; padding: 0 14px; border-radius: var(--ka-radius-sm); font-size: 13px; font-weight: 600; cursor: pointer; border: 1px solid var(--ka-line); background: var(--ka-surface); color: var(--ka-muted); transition: all .18s; }
.ka-view-toggle button.is-active { background: var(--ka-ink); color: #fff; border-color: var(--ka-ink); }

/* ------------------------------------------------------------ Ders izleme */
.ka-lesson { display: flex; flex-wrap: wrap; gap: 22px; align-items: flex-start; }
.ka-lesson__main { flex: 2 1 480px; min-width: 0; }
.ka-lesson__side { flex: 1 1 340px; min-width: 0; max-width: 420px; display: flex; flex-direction: column; gap: 14px; position: sticky; top: 96px; }
.ka-empty { border: 1.5px dashed #DCD6CB; border-radius: var(--ka-radius-md); background: var(--ka-soft); min-height: 420px; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 40px 32px; gap: 18px; }
.ka-empty__icon { width: 78px; height: 78px; border-radius: var(--ka-radius-lg); background: var(--ka-surface); border: 1px solid var(--ka-line-2); display: flex; align-items: center; justify-content: center; color: var(--ka-text-2); animation: ka-float 4.4s ease-in-out infinite; box-shadow: 0 18px 34px -24px rgba(17,17,17,.5); }
.ka-empty__title { font-size: 21px; font-weight: 600; letter-spacing: -.015em; margin-bottom: 8px; }
.ka-empty__desc { font-size: 14.5px; line-height: 1.6; color: var(--ka-muted-2); margin: 0; max-width: 380px; }
/* ------------------------------------------------------------ Oynatıcı */
.ka-player { background: #000; border-radius: var(--ka-radius-md); overflow: hidden; position: relative; aspect-ratio: 16/9; }
.ka-player__chip { position: absolute; top: 16px; left: 16px; z-index: 3; display: flex; align-items: center; gap: 8px; background: rgba(17,17,17,.62); backdrop-filter: blur(8px); padding: 6px 12px; border-radius: var(--ka-radius-pill); font-size: 11.5px; font-weight: 600; color: #fff; transition: opacity .25s; }
.ka-player.is-idle .ka-player__chip { opacity: 0; }

.ka-player__center { position: absolute; inset: 0; z-index: 2; display: flex; align-items: center; justify-content: center; pointer-events: none; }
.ka-player__big { width: 78px; height: 78px; border-radius: var(--ka-radius-pill); border: 1px solid rgba(255,255,255,.28); background: rgba(17,17,17,.5); backdrop-filter: blur(8px); color: #fff; display: flex; align-items: center; justify-content: center; cursor: pointer; pointer-events: auto; transition: transform .2s, background .2s, opacity .2s; }
.ka-player__big:hover { background: var(--ka-accent); color: var(--ka-ink); border-color: transparent; transform: scale(1.05); }
.ka-player__big svg { margin-left: 4px; }
.ka-player.is-playing .ka-player__big { opacity: 0; pointer-events: none; transform: scale(.9); }

.ka-player__ui { position: absolute; left: 0; right: 0; bottom: 0; z-index: 3; padding: 40px 14px 10px; background: linear-gradient(to top, rgba(0,0,0,.85), rgba(0,0,0,.28) 58%, transparent); transition: opacity .25s; }
.ka-player.is-idle .ka-player__ui { opacity: 0; pointer-events: none; }
.ka-player.is-frame .ka-player__ui, .ka-player.is-frame .ka-player__center { display: none; }
.ka-player__seek { height: 18px; display: flex; align-items: center; cursor: pointer; touch-action: none; }
.ka-player__rail { position: relative; width: 100%; height: 4px; border-radius: var(--ka-radius-pill); background: rgba(255,255,255,.26); transition: height .16s; }
.ka-player__seek:hover .ka-player__rail, .ka-player.is-seeking .ka-player__rail { height: 6px; }
.ka-player__buffer, .ka-player__played { position: absolute; top: 0; left: 0; height: 100%; width: 0; border-radius: var(--ka-radius-pill); }
.ka-player__buffer { background: rgba(255,255,255,.32); }
.ka-player__played { background: var(--ka-accent); }
.ka-player__dot { position: absolute; top: 50%; left: 0; width: 13px; height: 13px; margin-left: -6.5px; border-radius: var(--ka-radius-pill); background: #fff; box-shadow: 0 2px 6px rgba(0,0,0,.5); transform: translateY(-50%) scale(0); transition: transform .16s; }
.ka-player__seek:hover .ka-player__dot, .ka-player.is-seeking .ka-player__dot { transform: translateY(-50%) scale(1); }
.ka-player__row { display: flex; align-items: center; gap: 4px; margin-top: 2px; color: #fff; }
.ka-player__btn { width: 36px; height: 36px; flex-shrink: 0; border: none; background: transparent; color: #fff; border-radius: var(--ka-radius-sm); display: flex; align-items: center; justify-content: center; cursor: pointer; transition: background .16s; }
.ka-player__btn:hover { background: rgba(255,255,255,.18); }
.ka-player__time { font-size: 12.5px; font-weight: 600; font-variant-numeric: tabular-nums; color: rgba(255,255,255,.92); margin: 0 8px; white-space: nowrap; }
.ka-player__grow { margin-left: auto; }
.ka-player__vol { display: flex; align-items: center; }
.ka-player__vol input { width: 0; opacity: 0; margin: 0; accent-color: #fff; cursor: pointer; transition: width .2s, opacity .2s, margin .2s; }
.ka-player__vol:hover input, .ka-player__vol input:focus { width: 76px; opacity: 1; margin: 0 8px 0 2px; }
.ka-player__rate { height: 32px; min-width: 44px; padding: 0 10px; border: none; border-radius: var(--ka-radius-sm); background: rgba(255,255,255,.18); color: #fff; font-family: inherit; font-size: 12.5px; font-weight: 700; cursor: pointer; transition: background .16s; }
.ka-player__rate:hover { background: rgba(255,255,255,.3); }
.ka-player__menu { position: absolute; right: 12px; bottom: 58px; z-index: 4; background: rgba(17,17,17,.96); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,.12); border-radius: var(--ka-radius-sm); padding: 5px; display: flex; flex-direction: column; min-width: 104px; }
.ka-player__menu button { background: transparent; border: none; color: #fff; font-family: inherit; font-size: 12.5px; font-weight: 600; padding: 8px 12px; border-radius: calc(var(--ka-radius-sm) - 4px); text-align: left; cursor: pointer; }
.ka-player__menu button:hover { background: rgba(255,255,255,.14); }
.ka-player__menu button.is-active { color: var(--ka-accent); }
.ka-player:fullscreen { aspect-ratio: auto; width: 100vw; height: 100vh; border-radius: 0; }
.ka-player:-webkit-full-screen { aspect-ratio: auto; width: 100vw; height: 100vh; border-radius: 0; }
@media (max-width: 620px) {
    .ka-player__vol input, .ka-player__vol:hover input { display: none; }
    .ka-player__time { margin: 0 4px; font-size: 11.5px; }
}
.ka-lesson__info { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); padding: 26px 28px; margin-top: 18px; }
.ka-lesson__nav { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 16px; }
.ka-lesson__nav button, .ka-lesson__nav a { min-width: 0; min-height: 62px; border-radius: var(--ka-radius-md); border: 1px solid var(--ka-line); background: var(--ka-surface); color: inherit; font-family: inherit; cursor: pointer; display: flex; align-items: center; gap: 12px; padding: 0 16px; text-align: left; transition: all .18s; }
.ka-lesson__nav button:hover:not(:disabled), .ka-lesson__nav a:hover { border-color: var(--ka-ink); background: var(--ka-soft-2); }
.ka-lesson__nav button:disabled { opacity: .45; cursor: default; }
.ka-lesson__nav small { display: block; font-size: 11.5px; font-weight: 600; color: var(--ka-grey); margin-bottom: 2px; }
.ka-lesson__nav strong { display: block; font-size: 13.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ka-lesson__nav svg { flex-shrink: 0; }
@media (max-width: 620px) { .ka-lesson__nav { grid-template-columns: 1fr; } }

.ka-tree { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); overflow: hidden; }
.ka-tree__group { border-bottom: 1px solid var(--ka-line-2); }
.ka-tree__group-btn { width: 100%; display: flex; align-items: center; gap: 12px; padding: 18px 20px; border: none; background: var(--ka-surface); cursor: pointer; text-align: left; transition: background .18s; }
.ka-tree__group.is-open .ka-tree__group-btn { background: var(--ka-soft); }
.ka-tree__group-title { flex: 1; font-size: 15.5px; font-weight: 600; color: var(--ka-ink); }
.ka-tree__group-meta { font-size: 11.5px; color: var(--ka-grey); white-space: nowrap; }
.ka-tree__sign { width: 26px; height: 26px; border-radius: var(--ka-radius-sm); background: var(--ka-fill); color: var(--ka-muted); display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 16px; font-weight: 600; line-height: 1; }
.ka-tree__group.is-open .ka-tree__sign { background: var(--ka-ink); color: #fff; }
.ka-tree__body { padding: 4px 12px 14px; display: none; animation: ka-up .22s both; }
.ka-tree__group.is-open > .ka-tree__body { display: block; }
.ka-tree__course { margin-bottom: 4px; }
.ka-tree__course-btn { width: 100%; display: flex; align-items: center; gap: 11px; padding: 12px 14px; border-radius: var(--ka-radius-sm); cursor: pointer; text-align: left; transition: all .18s; background: var(--ka-surface); border: 1.5px solid var(--ka-line-2); }
.ka-tree__course-btn:hover { border-color: var(--ka-border-hover); }
.ka-tree__course.is-open .ka-tree__course-btn { background: var(--ka-soft); }
.ka-tree__course.is-active .ka-tree__course-btn { background: var(--ka-fill-2); border-color: var(--ka-accent); }
.ka-tree__course-title { flex: 1; font-size: 14px; font-weight: 600; color: var(--ka-ink); min-width: 0; }
.ka-tree__chev { transition: transform .22s; }
.ka-tree__course.is-open .ka-tree__chev { transform: rotate(180deg); }
.ka-tree__inner { padding: 8px 6px 10px 14px; display: none; animation: ka-up .2s both; }
.ka-tree__course.is-open .ka-tree__inner { display: block; }
/* Video / not seçimi: hafif segmentli kontrol */
.ka-tree__switch { display: inline-flex; gap: 3px; margin-bottom: 10px; padding: 3px; background: var(--ka-fill); border-radius: var(--ka-radius-sm); max-width: 100%; }
.ka-tree__switch button { display: inline-flex; align-items: center; justify-content: center; gap: 7px; height: 32px; padding: 0 13px; border-radius: calc(var(--ka-radius-sm) - 3px); border: none; cursor: pointer; font-size: 12.5px; font-weight: 600; white-space: nowrap; transition: all .18s; background: transparent; color: var(--ka-muted-2); }
.ka-tree__switch button:hover { color: var(--ka-ink); }
.ka-tree__switch button.is-active { background: var(--ka-surface); color: var(--ka-ink); box-shadow: 0 1px 3px rgba(17,17,17,.14); }
.ka-tree__list { display: flex; flex-direction: column; gap: 2px; }
.ka-tree__video { display: flex; align-items: center; gap: 11px; padding: 9px 11px; border-radius: var(--ka-radius-sm); cursor: pointer; transition: background .18s; background: transparent; text-align: left; }
.ka-tree__video:hover { background: var(--ka-soft-2); }
.ka-tree__video.is-current { background: var(--ka-fill-2); }
.ka-tree__video-icon { width: 28px; height: 28px; border-radius: var(--ka-radius-sm); display: flex; align-items: center; justify-content: center; flex-shrink: 0; background: var(--ka-fill); color: var(--ka-grey-2); }
.ka-tree__video.is-done .ka-tree__video-icon { background: var(--ka-success-bg); color: var(--ka-success); }
.ka-tree__video.is-current .ka-tree__video-icon { background: var(--ka-ink); color: #fff; }
.ka-tree__video-body { flex: 1; min-width: 0; }
.ka-tree__video-title { font-size: 13px; font-weight: 600; line-height: 1.4; color: var(--ka-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ka-tree__video-meta { display: flex; align-items: center; gap: 6px; font-size: 11px; color: var(--ka-grey); margin-top: 2px; }
.ka-tree__video-pct { flex-shrink: 0; font-size: 10.5px; font-weight: 700; color: var(--ka-muted-2); background: var(--ka-fill); padding: 3px 7px; border-radius: var(--ka-radius-sm); }
.ka-tree__video.is-done .ka-tree__video-pct { background: var(--ka-success-bg); color: var(--ka-success); }

/* ------------------------------------------------------------ Canlı ders */
.ka-week { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(148px, 100%), 1fr)); gap: 12px; }
.ka-day { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); overflow: hidden; min-height: 300px; display: flex; flex-direction: column; }
.ka-day__head { padding: 14px 12px; text-align: center; border-bottom: 1px solid var(--ka-line-2); background: var(--ka-soft); }
.ka-day__head.is-live { background: var(--ka-danger-bg); }
.ka-day__name { font-size: 12.5px; font-weight: 700; color: var(--ka-ink); }
.ka-day__head.is-live .ka-day__name { color: var(--ka-danger); }
.ka-day__date { font-size: 11.5px; color: var(--ka-grey); margin-top: 2px; }
.ka-day__body { padding: 10px; display: flex; flex-direction: column; gap: 8px; }
.ka-event { border-radius: var(--ka-radius-sm); padding: 11px 12px; border-left: 3px solid var(--ka-accent); cursor: pointer; transition: all .18s; background: var(--ka-warn-bg); }
.ka-event:hover { transform: translateX(2px); }
.ka-event--live { background: var(--ka-danger-bg); border-left-color: var(--ka-danger); }
.ka-event--done { background: var(--ka-fill); border-left-color: #A8A8A8; }
.ka-event__top { display: flex; align-items: center; justify-content: space-between; gap: 6px; margin-bottom: 6px; }
.ka-event__time { font-size: 13px; font-weight: 700; font-variant-numeric: tabular-nums; }
.ka-event__status { font-size: 9.5px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; padding: 2px 6px; border-radius: var(--ka-radius-sm); background: var(--ka-accent); color: var(--ka-ink); }
.ka-event--live .ka-event__status { background: var(--ka-danger); color: #fff; }
.ka-event--done .ka-event__status { background: #E9E9E9; color: var(--ka-grey); }
.ka-event__title { font-size: 12.5px; font-weight: 600; line-height: 1.4; margin-bottom: 4px; }
.ka-event__teacher { font-size: 11.5px; color: var(--ka-grey); }
.ka-legend { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.ka-legend span { display: inline-flex; align-items: center; gap: 7px; font-size: 12.5px; color: var(--ka-muted); }
.ka-legend i { width: 9px; height: 9px; border-radius: var(--ka-radius-sm); display: block; }

/* ---------------------------------------------------------------- Tablolar */
.ka-table { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); overflow: hidden; }
.ka-table__head { padding: 20px 24px; border-bottom: 1px solid var(--ka-line-2); display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.ka-table__head h2 { font-size: 18px; font-weight: 600; margin: 0; }
.ka-table__cols, .ka-table__row { display: grid; gap: 16px; align-items: center; padding: 13px 24px; }
.ka-table__cols { border-bottom: 1px solid var(--ka-line-2); background: var(--ka-soft); }
.ka-table__cols span { font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--ka-grey-2); }
.ka-table__row { border-bottom: 1px solid var(--ka-line-3); transition: background .18s; padding: 15px 24px; }
.ka-table__row:hover { background: var(--ka-soft-2); }
.ka-table__empty { padding: 30px 24px; font-size: 13.5px; color: var(--ka-muted-2); text-align: center; }
.ka-cols--exams { grid-template-columns: minmax(0,1fr) 170px 140px 120px; }
.ka-cols--special { grid-template-columns: minmax(0,1fr) 120px 140px; }
.ka-cols--orders { grid-template-columns: 110px minmax(0,1fr) 120px 124px; }
.ka-right { text-align: right; }
.ka-cover-mini { width: 88px; height: 56px; border-radius: var(--ka-radius-sm); flex-shrink: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 6px; text-align: center; }
.ka-cover-mini span { font-size: 11px; font-weight: 800; color: #fff; line-height: 1.15; }

/* ------------------------------------------------------------ Deneme çözme */
.ka-quiz { min-height: 100vh; background: var(--ka-surface); display: flex; flex-direction: column; }
.ka-quiz__bar { position: sticky; top: 0; z-index: 30; background: var(--ka-ink); color: #fff; padding: 14px 32px; display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.ka-quiz__name { font-size: 14.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ka-quiz__meta { font-size: 12px; color: var(--ka-grey); margin-top: 2px; }
.ka-quiz__timer { display: flex; align-items: center; gap: 10px; background: var(--ka-ink-surface); border: 1px solid var(--ka-ink-line); border-radius: var(--ka-radius-sm); padding: 8px 16px; }
.ka-quiz__timer b { font-size: 19px; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: .02em; }
.ka-quiz__timer.is-low b { color: var(--ka-danger); }
.ka-quiz__body { flex: 1; padding: 28px 32px 48px; display: flex; flex-wrap: wrap; gap: 20px; align-items: flex-start; max-width: 1360px; margin: 0 auto; width: 100%; }
.ka-quiz__main { flex: 2 1 480px; min-width: 0; }
.ka-quiz__side { flex: 1 1 300px; min-width: 0; display: flex; flex-direction: column; gap: 16px; position: sticky; top: 104px; }
.ka-question { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); padding: 30px 32px; }
.ka-question__head { display: flex; align-items: center; gap: 12px; margin-bottom: 22px; flex-wrap: wrap; }
.ka-question__no { width: 40px; height: 40px; border-radius: var(--ka-radius-sm); background: var(--ka-ink); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 15px; font-weight: 700; flex-shrink: 0; }
.ka-question__text { font-size: 17px; line-height: 1.6; font-weight: 500; color: var(--ka-ink); margin: 0 0 24px; }
.ka-options { display: flex; flex-direction: column; gap: 10px; }
.ka-option { display: flex; align-items: center; gap: 16px; width: 100%; text-align: left; cursor: pointer; padding: 15px 18px; border-radius: var(--ka-radius-sm); font-size: 15px; line-height: 1.5; transition: all .16s; background: var(--ka-surface); border: 1.5px solid var(--ka-line-2); color: var(--ka-ink); }
.ka-option:hover { border-color: var(--ka-grey-3); }
.ka-option.is-selected { background: var(--ka-fill-2); border-color: var(--ka-accent); }
.ka-option__letter { width: 30px; height: 30px; border-radius: var(--ka-radius-sm); display: flex; align-items: center; justify-content: center; font-size: 13.5px; font-weight: 700; flex-shrink: 0; transition: all .16s; background: var(--ka-fill); color: var(--ka-grey); }
.ka-option.is-selected .ka-option__letter { background: var(--ka-accent); color: var(--ka-ink); }
.ka-question__foot { display: flex; align-items: center; gap: 10px; margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--ka-line-2); flex-wrap: wrap; }
.ka-qmap { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(42px, 100%), 1fr)); gap: 8px; }
.ka-qmap__btn { aspect-ratio: 1/1; border-radius: var(--ka-radius-sm); cursor: pointer; font-size: 13px; font-weight: 700; transition: all .16s; background: var(--ka-surface); color: var(--ka-grey); border: 1.5px solid var(--ka-line); }
.ka-qmap__btn:hover { transform: scale(1.06); }
.ka-qmap__btn.is-answered { background: var(--ka-success-bg); color: var(--ka-success); border-color: var(--ka-success-line); }
.ka-qmap__btn.is-marked { background: var(--ka-fill-2); color: var(--ka-text-2); border-color: var(--ka-accent); }
.ka-qmap__btn.is-current { background: var(--ka-ink); color: #fff; border-color: var(--ka-ink); }
.ka-modal { position: fixed; inset: 0; z-index: 120; background: rgba(17,17,17,.55); backdrop-filter: blur(3px); display: none; align-items: center; justify-content: center; padding: 24px; }
.ka-modal.is-open { display: flex; }
.ka-modal__box { background: var(--ka-surface); border-radius: var(--ka-radius-lg); padding: 34px; max-width: 440px; width: 100%; box-shadow: 0 40px 80px -30px rgba(17,17,17,.6); animation: ka-slide .24s both; }
.ka-modal__icon { width: 56px; height: 56px; border-radius: var(--ka-radius-pill); background: var(--ka-fill-2); color: var(--ka-text-2); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.ka-modal__stats { display: flex; gap: 10px; background: var(--ka-soft); border: 1px solid var(--ka-line-2); border-radius: var(--ka-radius-sm); padding: 16px; margin-bottom: 24px; }
.ka-modal__stats > div { flex: 1; text-align: center; }
.ka-modal__stats i { width: 1px; background: var(--ka-line-2); flex: none; }

/* ---------------------------------------------------------- Sınav sonucu */
.ka-result-hero { background: var(--ka-ink); border-radius: var(--ka-radius-lg); padding: 32px 34px; color: #fff; display: flex; flex-wrap: wrap; gap: 28px; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.ka-result-hero__title { font-size: 28px; font-weight: 600; letter-spacing: -.025em; margin: 0 0 10px; line-height: 1.22; }
.ka-result-hero__net { font-size: 44px; font-weight: var(--ka-fw-bold); color: var(--ka-accent); letter-spacing: -.03em; line-height: 1; }
/* Soru kutucukları: <a> satır içi olduğu için ortalama ve kare oran flex ile verilir */
.ka-qgrid { display: grid; grid-template-columns: repeat(auto-fill, 46px); gap: 8px; }
.ka-qgrid__cell { display: flex; align-items: center; justify-content: center; width: 46px; height: 46px; border-radius: 12px; cursor: pointer; font-size: 14px; font-weight: 700; transition: transform .16s, box-shadow .16s; border: 1px solid var(--ka-success-line); background: var(--ka-success-bg); color: var(--ka-success); }
.ka-qgrid__cell:hover { transform: translateY(-2px); box-shadow: 0 6px 14px -8px rgba(17,17,17,.5); }
.ka-qgrid__cell--wrong { background: var(--ka-danger-bg); color: var(--ka-danger); border-color: var(--ka-danger-line); }
.ka-qgrid__cell--blank { background: #F4F4F4; color: var(--ka-grey-2); border-color: #D6D6D6; }

/* --------------------------------------------------------------- Sepet */
.ka-steps { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.ka-step { display: flex; align-items: center; gap: 11px; cursor: pointer; }
.ka-step__num { width: 34px; height: 34px; border-radius: var(--ka-radius-sm); display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 700; transition: all .2s; background: var(--ka-fill); color: var(--ka-grey-2); }
.ka-step__text { font-size: 14px; font-weight: 600; transition: color .2s; color: var(--ka-grey-2); }
.ka-step.is-done .ka-step__num { background: var(--ka-accent); color: var(--ka-ink); }
.ka-step.is-done .ka-step__text { color: var(--ka-ink); }
.ka-cart__item { display: flex; gap: 18px; padding: 20px 24px; border-bottom: 1px solid var(--ka-line-3); align-items: flex-start; }
.ka-cart__item:last-child { border-bottom: none; }
.ka-cart__empty { padding: 54px 26px; text-align: center; }
.ka-cart__empty-icon { display: inline-flex; align-items: center; justify-content: center; width: 62px; height: 62px; border-radius: var(--ka-radius-pill); background: var(--ka-fill); color: var(--ka-grey); margin-bottom: 16px; }
.ka-cart__empty h3 { font-size: 19px; font-weight: 600; margin: 0 0 8px; }
.ka-cart__empty p { font-size: 14px; color: var(--ka-muted-2); line-height: 1.6; margin: 0 auto 20px; max-width: 380px; }
.ka-cart__price { text-align: right; display: flex; flex-direction: column; align-items: flex-end; gap: 3px; flex-shrink: 0; }
.ka-cart__total { font-size: 18px; font-weight: 700; }
.ka-cart__old { font-size: 12.5px; color: var(--ka-grey-2); }
.ka-cart__unit { font-size: 12px; color: var(--ka-grey); }
.ka-cart__remove {
    display: inline-flex; align-items: center; gap: 6px; margin-top: 8px; padding: 5px 9px;
    border: 1px solid transparent; border-radius: var(--ka-radius-sm); background: transparent;
    font-family: inherit; font-size: 12.5px; font-weight: 600; color: var(--ka-grey); cursor: pointer; transition: all .16s;
}
.ka-cart__remove:hover { background: var(--ka-danger-bg); border-color: var(--ka-danger-line); color: var(--ka-danger); }
@media (max-width: 620px) {
    .ka-cart__item { flex-wrap: wrap; gap: 14px; padding: 18px 16px; }
    .ka-cart__price { width: 100%; flex-direction: row; align-items: center; justify-content: space-between; gap: 10px; }
    .ka-cart__remove { margin-top: 0; }
}
.ka-cart__thumb { width: 104px; height: 66px; border-radius: var(--ka-radius-sm); flex-shrink: 0; display: flex; align-items: center; justify-content: center; text-align: center; padding: 8px; }
.ka-cart__thumb span { font-size: 12px; font-weight: 800; color: #fff; line-height: 1.2; }
.ka-qty { display: inline-flex; align-items: center; border: 1px solid var(--ka-border-strong); border-radius: var(--ka-radius-sm); overflow: hidden; }
.ka-qty button { width: 34px; height: 34px; border: none; background: var(--ka-surface); cursor: pointer; font-size: 16px; color: var(--ka-muted); transition: background .18s; }
.ka-qty button:hover { background: var(--ka-fill); }
.ka-qty span { width: 38px; text-align: center; font-size: 14px; font-weight: 600; }
.ka-summary { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); padding: 24px; position: sticky; top: 96px; flex: 1 1 320px; max-width: 380px; min-width: 0; }
.ka-summary__row { display: flex; justify-content: space-between; font-size: 14px; }
.ka-address { border: 1px solid var(--ka-grey-3); border-radius: var(--ka-radius-md); padding: 18px; background: var(--ka-fill);
    transition: border-color .18s, box-shadow .18s, background .18s; }
.ka-address__radio { width: 17px; height: 17px; border-radius: var(--ka-radius-pill); border: 2px solid var(--ka-grey-3); background: var(--ka-surface); flex-shrink: 0; display: inline-block; }
.ka-address--new { border: 1px dashed var(--ka-grey-3); background: transparent; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; cursor: pointer; transition: all .18s; color: var(--ka-grey); }
.ka-address--new:hover { border-color: var(--ka-ink); color: var(--ka-ink); }
.ka-paytab { display: flex; gap: 6px; margin-bottom: 22px; flex-wrap: wrap; }
/* Kart formu: dar ekranda ad tam satır, tarih ve CVV yan yana */
.ka-card-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 12px; margin-bottom: 22px; }
@media (max-width: 560px) {
    .ka-card-grid { grid-template-columns: 1fr 1fr; }
    .ka-card-grid > :first-child { grid-column: 1 / -1; }
}
/* Sekmeler yalnızca doğrudan butonlardır; içlerindeki etiketler bu stili almaz */
.ka-paytab > button {
    display: inline-flex; align-items: center; gap: 6px; height: 36px; padding: 0 14px;
    border-radius: min(var(--ka-radius-sm), 10px);
    border: 1px solid var(--ka-line-2); background: var(--ka-fill); color: var(--ka-muted);
    font-family: inherit; font-size: 13px; font-weight: 600; cursor: pointer; transition: all .18s;
}
.ka-paytab > button:hover { border-color: var(--ka-grey-2); color: var(--ka-ink); }
.ka-paytab > button:focus-visible { outline: 2px solid var(--ka-accent); outline-offset: 2px; }
.ka-paytab > button.is-active { background: var(--ka-ink); border-color: var(--ka-ink); color: #fff; }
.ka-paytab > button.is-active:hover { color: #fff; }
/* Sekme içindeki indirim bilgisi: ayrı bir kutu değil, ince bir vurgu metni */
.ka-paytab > button .ka-ok { font-size: 12px; font-weight: 700; background: none; padding: 0; color: var(--ka-success); }
.ka-paytab > button .ka-ok::before { content: '·'; margin-right: 6px; color: var(--ka-grey-2); font-weight: 400; }
.ka-paytab > button.is-active .ka-ok { color: rgba(255, 255, 255, .9); }
.ka-paytab > button.is-active .ka-ok::before { color: rgba(255, 255, 255, .45); }
.ka-done { background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); padding: 56px 28px; text-align: center; animation: ka-up .3s both; }
.ka-done__icon { width: 70px; height: 70px; border-radius: var(--ka-radius-pill); background: var(--ka-success-bg); color: var(--ka-success); display: flex; align-items: center; justify-content: center; margin: 0 auto 22px; }
.ka-done--error .ka-done__icon { background: var(--ka-danger-bg); color: var(--ka-danger); }

/* -------------------------------------------------------------- Ayarlar */
.ka-settings { display: flex; flex-wrap: wrap; gap: 20px; align-items: flex-start; }
.ka-settings__nav { flex: 0 1 260px; min-width: 0; background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); padding: 14px; position: sticky; top: 96px; }
.ka-settings__link { display: flex; align-items: center; gap: 11px; padding: 12px 14px; border-radius: var(--ka-radius-sm); border: none; cursor: pointer; text-align: left; font-size: 14px; font-weight: 600; white-space: nowrap; transition: all .18s; background: transparent; color: var(--ka-text); width: 100%; }
.ka-settings__link.is-active { background: var(--ka-ink); color: #fff; }
.ka-settings__link--danger { color: var(--ka-danger); }
.ka-settings__link--danger:hover { background: var(--ka-danger-bg); }
.ka-settings__body { flex: 1 1 480px; min-width: 0; }
.ka-toggle { width: 46px; height: 26px; border-radius: var(--ka-radius-pill); border: none; cursor: pointer; padding: 3px; flex-shrink: 0; display: flex; align-items: center; transition: background .22s; background: #CBCBCB; }
.ka-toggle.is-on { background: var(--ka-success); }
.ka-toggle span { width: 20px; height: 20px; border-radius: var(--ka-radius-pill); background: #fff; display: block; box-shadow: 0 1px 3px rgba(0,0,0,.25); transition: transform .22s; }
.ka-toggle.is-on span { transform: translateX(20px); }
.ka-toggle-row { display: flex; align-items: center; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--ka-line-3); }

/* --------------------------------------------------------------- Yardımcı */
.ka-flex { display: flex; }
.ka-flex-wrap { display: flex; flex-wrap: wrap; }
.ka-between { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.ka-gap-8 { gap: 8px; } .ka-gap-10 { gap: 10px; } .ka-gap-12 { gap: 12px; } .ka-gap-16 { gap: 16px; } .ka-gap-20 { gap: 20px; }
.ka-mt-8 { margin-top: 8px; } .ka-mt-12 { margin-top: 12px; } .ka-mt-16 { margin-top: 16px; } .ka-mt-20 { margin-top: 20px; } .ka-mt-24 { margin-top: 24px; }
.ka-mb-8 { margin-bottom: 8px; } .ka-mb-12 { margin-bottom: 12px; } .ka-mb-16 { margin-bottom: 16px; } .ka-mb-20 { margin-bottom: 20px; } .ka-mb-26 { margin-bottom: 26px; }
.ka-muted { color: var(--ka-muted-2); }
.ka-grey { color: var(--ka-grey); }
.ka-ok { color: var(--ka-success); }
.ka-no { color: var(--ka-danger); }
.ka-strike { text-decoration: line-through; }
.ka-num { font-variant-numeric: tabular-nums; }
.ka-h3 { font-size: 20px; font-weight: 600; margin: 0 0 6px; }
.ka-h4 { font-size: 16px; font-weight: 600; margin: 0; }

/* -------------------------------------------------------------- Duyarlı */
@media (max-width: 1080px) {
    .ka-footer__top { grid-template-columns: 1fr 1fr; }
    .ka-detail__side, .ka-summary, .ka-settings__nav, .ka-lesson__side, .ka-quiz__side { position: static; max-width: none; }
}
@media (max-width: 860px) {
    :root { --ka-gutter: 20px; }
    .ka-hero__title { font-size: 36px; }
    .ka-promo__title { font-size: 32px; }
    .ka-h2 { font-size: 26px; }
    .ka-page__title, .ka-detail__title { font-size: 28px; }
    .ka-cover__title { font-size: 38px; }
    .ka-mega__inner { flex-direction: column; }
    .ka-mega__col--1, .ka-mega__col--2 { flex: 1 1 auto; border-right: none; padding: 0; }
    .ka-mega__promo { margin-left: 0; flex: 1 1 auto; }
    .ka-cols--exams, .ka-cols--special, .ka-cols--orders, .ka-cols--subjects { grid-template-columns: 1fr; }
    .ka-table__cols { display: none; }
    .ka-contact__form, .ka-login__aside, .ka-login__form, .ka-panel-box { padding: 26px; }
    .ka-quiz__body, .ka-quiz__bar { padding-left: 20px; padding-right: 20px; }
}
@media (max-width: 620px) {
    .ka-footer__top { grid-template-columns: 1fr; }
    .ka-inline-search { min-width: 100%; }
    .ka-announce { gap: 14px; }
    .ka-profile__body { padding: 0 18px 18px; }
    /* Üst çubuk dar ekrana sığsın: kısa butonlar, taşma yok */
    .ka-header__inner { gap: 10px; }
    .ka-header__actions { gap: 6px; min-width: 0; }
    .ka-header__actions .ka-btn { height: 40px; padding: 0 12px; font-size: 13px; }
    .ka-header__actions .ka-btn--icon { width: 40px; padding: 0; }
    /* Rozet ve etiketler tek satıra sıkışıp taşmasın */
    .ka-pill { white-space: normal; }
    .ka-hero__badge { max-width: 100%; text-align: left; line-height: 1.4; }
    .ka-hero__star { flex-shrink: 0; }
}
/* Menü içindeki giriş bağlantısı yalnızca üst çubuktaki gizlendiğinde görünür */
.ka-nav__login { display: none; }
@media (max-width: 420px) {
    .ka-header__actions .ka-btn--ghost:not(.ka-btn--icon) { display: none; }
    .ka-nav.is-open .ka-nav__login { display: inline-flex; border-top: 1px solid var(--ka-line-3); border-radius: 0; margin-top: 6px; padding-top: 14px; color: var(--ka-ink); }
}
@media (max-width: 620px) {
    /* Küçük etiketler telefonda okunabilir kalsın */
    .ka-count__label { font-size: 10px; }
    .ka-course__discount { font-size: 10.5px; padding: 4px 8px; }
    .ka-course__kicker, .ka-course__type, .ka-cover__badge { font-size: 11px; }
}

/* ==========================================================================
   BAŞLIK / RAKAM FONTU
   Tasarımda başlıklar ve sayısal değerler ayrı bir "display" fontu kullanır.
   Tek fontlu şablonlarda (örn. Prototip M) bu değer gövde fontuyla aynıdır.
   ========================================================================== */
.ka-hero__title, .ka-promo__title, .ka-h2, .ka-h3, .ka-h4,
.ka-page__title, .ka-detail__title, .ka-login__title, .ka-profile__name,
.ka-resume__title, .ka-empty__title, .ka-result-hero__title, .ka-result-hero__net,
.ka-cover__kicker, .ka-cover__title, .ka-cover__type,
.ka-course__kicker, .ka-course__title, .ka-course__price b,
.ka-price__now, .ka-buybox__price b, .ka-mega__promo-title,
.ka-count__num, .ka-mini-count__num, .ka-quiz__timer b,
.ka-stat__value, .ka-band__value, .ka-metric__value, .ka-stat-card__value b,
.ka-cat__ini, .ka-teacher__ini, .ka-feature__num, .ka-syllabus__num,
.ka-face__name, .ka-tree__group-title, .ka-question__no, .ka-qmap__btn, .ka-qgrid__cell,
.ka-step__num, .ka-event__time, .ka-brands__list span,
.ka-mycourse__thumb span, .ka-cover-mini span, .ka-cart__thumb span,
.ka-table__row .ka-right, .ka-summary__row span:last-child,
h1, h2, h3 {
    font-family: var(--ka-font-head);
}

/* ==========================================================================
   DİNAMİK SİSTEM BİLEŞENLERİ
   Gerçek verilerle çalışan ekranlar için eklenen sınıflar.
   ========================================================================== */

.ka-gap-24 { gap: 24px; }

/* --------------------------------------------------------------- BAĞLANTI */
.ka-link {
    background: none; border: none; padding: 0; cursor: pointer;
    font-size: 13px; font-weight: 600; color: var(--ka-text-2); font-family: inherit;
}
.ka-link:hover { text-decoration: underline; }

/* ------------------------------------------------------- BAŞLIK: MENÜ/ÜYE */
.ka-burger {
    display: none; width: 42px; height: 42px; border-radius: var(--ka-radius-sm);
    border: 1px solid var(--ka-line); background: #fff; align-items: center; justify-content: center;
    cursor: pointer; color: var(--ka-ink);
}
.ka-user { position: relative; }
.ka-user__btn {
    display: flex; align-items: center; gap: 9px; height: 42px; padding: 0 12px;
    border-radius: var(--ka-radius-sm); border: 1px solid var(--ka-line); background: #fff;
    cursor: pointer; font-family: inherit; color: var(--ka-ink);
}
.ka-user__avatar {
    width: 26px; height: 26px; border-radius: 50%; overflow: hidden; flex-shrink: 0;
    background: var(--ka-fill-2); display: flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 700; color: var(--ka-text-2);
}
.ka-user__avatar img { width: 100%; height: 100%; object-fit: cover; }
.ka-user__name { font-size: 13.5px; font-weight: 600; max-width: 130px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ka-user__menu {
    position: absolute; top: calc(100% + 8px); right: 0; min-width: 224px; z-index: 60;
    background: #fff; border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md);
    box-shadow: 0 18px 40px rgba(0,0,0,.12); padding: 6px; display: none;
}
.ka-user__menu.is-open { display: block; }
.ka-user__menu a, .ka-user__menu button {
    display: flex; align-items: center; gap: 10px; width: 100%; padding: 10px 12px;
    border: none; background: none; border-radius: var(--ka-radius-sm); cursor: pointer;
    font-family: inherit; font-size: 13.5px; font-weight: 500; color: var(--ka-muted); text-align: left;
}
.ka-user__menu a:hover, .ka-user__menu button:hover { background: var(--ka-fill); color: var(--ka-ink); }
.ka-user__menu hr { border: none; border-top: 1px solid var(--ka-line-3); margin: 5px 0; }


/* ------------------------------------------------------------------- KART */
.ka-course__cover--img, .ka-cover--img { padding: 0 !important; }
.ka-course__cover--img img, .ka-cover--img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.ka-course__badge {
    position: absolute; top: 12px; right: 12px; padding: 4px 9px; border-radius: 999px;
    background: rgba(255,255,255,.92); color: var(--ka-ink);
    font-size: 10px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
}
.ka-course__note { font-size: 11.5px; color: var(--ka-grey); margin-top: 3px; }
.ka-cover__play {
    position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
    width: 58px; height: 58px; border-radius: 50%; border: none; cursor: pointer;
    background: rgba(255,255,255,.92); color: var(--ka-ink);
    display: flex; align-items: center; justify-content: center;
}
.ka-teacher--founder { border-color: var(--ka-accent); }

/* ------------------------------------------------------------- SAYFALAMA */
.ka-pager { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-top: 32px; }
.ka-pager a, .ka-pager span {
    min-width: 40px; height: 40px; padding: 0 12px; border-radius: var(--ka-radius-sm);
    border: 1px solid var(--ka-line); background: #fff; color: var(--ka-muted);
    display: flex; align-items: center; justify-content: center; font-size: 13.5px; font-weight: 600;
}
.ka-pager span { border-color: transparent; background: none; }
.ka-pager a:hover { border-color: var(--ka-ink); color: var(--ka-ink); }
.ka-pager a.is-active { background: var(--ka-ink); border-color: var(--ka-ink); color: #fff; }

/* ------------------------------------------------------------ FORM ÖĞELERİ */
.ka-select { appearance: none; padding-right: 38px;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%236B6B6B' stroke-width='2.2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 14px center; }
.ka-check, .ka-radio {
    display: flex; align-items: flex-start; gap: 10px; cursor: pointer;
    font-size: 13.5px; line-height: 1.5; color: var(--ka-muted);
}
.ka-check input, .ka-radio input { margin-top: 2px; accent-color: var(--ka-ink); width: 17px; height: 17px; flex-shrink: 0; }
.ka-option-group { display: flex; flex-direction: column; gap: 8px; padding: 12px 14px; border: 1px solid var(--ka-line-2); border-radius: var(--ka-radius-sm); background: var(--ka-soft); }
.ka-option-group__title { font-size: 11.5px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; color: var(--ka-grey); }
.ka-option-hint { font-size: 12px; color: var(--ka-grey); margin: -4px 0 12px; }

/* ------------------------------------------------------------------ ADRES */
.ka-address--select { cursor: pointer; position: relative; }
.ka-address--select:hover { border-color: var(--ka-grey-2); background: var(--ka-surface); }
/* Varsayılan / seçili adres ile kargo seçimi vurgulanır */
.ka-address:has(.ka-address__radio.is-on) { border-color: var(--ka-ink); box-shadow: 0 0 0 1px var(--ka-ink) inset; background: var(--ka-surface); }
.ka-address--select input[type="radio"] { position: absolute; opacity: 0; pointer-events: none; }
.ka-address--select:has(input:checked) { border-color: var(--ka-ink); box-shadow: 0 0 0 1px var(--ka-ink) inset; background: var(--ka-surface); }
.ka-address--select:has(input:checked) .ka-address__radio, .ka-address__radio.is-on { border-color: var(--ka-ink); }
.ka-address--select:has(input:checked) .ka-address__radio::after, .ka-address__radio.is-on::after {
    content: ''; position: absolute; inset: 4px; border-radius: 50%; background: var(--ka-ink);
}
.ka-address__radio { position: relative; }
.ka-avatar-ini { font-size: 22px; font-weight: 700; color: var(--ka-text-2); line-height: 1; }
/* Koyu zeminli profil avatarında baş harfler ortalanır ve beyaz görünür */
.ka-profile__avatar .ka-avatar-ini { font-size: 34px; color: #fff; letter-spacing: .02em; }

/* ------------------------------------------------------------------ TAKSİT */
.ka-installments { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.ka-installments label {
    display: flex; align-items: center; gap: 12px; padding: 13px 16px; cursor: pointer;
    border: 1px solid var(--ka-line-2); border-radius: var(--ka-radius-sm); background: #fff;
}
.ka-installments label:has(input:checked) { border-color: var(--ka-ink); background: var(--ka-soft); }
.ka-installments input { accent-color: var(--ka-ink); }
.ka-installments b { margin-left: auto; font-size: 15px; }
.ka-installments small { font-size: 12.5px; color: var(--ka-grey); }

/* ------------------------------------------------------------------ OYNATICI */
.ka-player__video, .ka-player__frame { position: absolute; inset: 0; width: 100%; height: 100%; border: none; background: #000; }
.ka-player__loading {
    position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
    background: rgba(0,0,0,.55); color: #fff; font-size: 14px; z-index: 3;
}
.ka-solution-video { width: 100%; border-radius: var(--ka-radius-sm); background: #000; display: block; }

/* --------------------------------------------------------------- DERS AĞACI */
.ka-tree__search {
    display: flex; align-items: center; gap: 9px; padding: 0 14px; height: 46px;
    border-bottom: 1px solid var(--ka-line-2);
}
.ka-tree__search input { flex: 1; border: none; outline: none; background: transparent; font-size: 13.5px; font-family: inherit; }
.ka-tree__results { border-bottom: 1px solid var(--ka-line-2); max-height: 320px; overflow-y: auto; }
.ka-tree__loading { padding: 12px 14px; font-size: 12.5px; color: var(--ka-grey); }
.ka-tree__video.is-active { background: var(--ka-fill); }

/* ------------------------------------------------------------------ SORULAR */
.ka-question__img { max-width: 100%; border-radius: var(--ka-radius-sm); margin: 14px 0; display: block; }
.ka-options--result .ka-option { cursor: default; }
.ka-option.is-correct { border-color: var(--ka-success); background: var(--ka-success-bg); }
.ka-option.is-wrong { border-color: var(--ka-danger); background: var(--ka-danger-bg); }

/* ------------------------------------------------------------------ SIRALAMA */
.ka-rank { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: var(--ka-radius-sm); background: var(--ka-soft); }
.ka-rank.is-me { background: var(--ka-ink); color: #fff; }
.ka-rank__no {
    width: 26px; height: 26px; border-radius: 50%; background: #fff; color: var(--ka-ink);
    display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; flex-shrink: 0;
}

/* ------------------------------------------------------- ZENGİN METİN ALANI */
.ka-richtext { font-size: 14.5px; line-height: 1.75; color: var(--ka-muted); }
.ka-richtext h1, .ka-richtext h2, .ka-richtext h3, .ka-richtext h4 { color: var(--ka-ink); margin: 26px 0 12px; line-height: 1.3; }
.ka-richtext h1 { font-size: 26px; } .ka-richtext h2 { font-size: 22px; } .ka-richtext h3 { font-size: 18px; } .ka-richtext h4 { font-size: 16px; }
.ka-richtext p { margin: 0 0 14px; }
.ka-richtext ul, .ka-richtext ol { margin: 0 0 16px; padding-left: 20px; }
.ka-richtext li { margin-bottom: 7px; }
.ka-richtext a { color: var(--ka-text-2); font-weight: 600; text-decoration: underline; }
.ka-richtext img { max-width: 100%; height: auto; border-radius: var(--ka-radius-sm); margin: 12px 0; }
.ka-richtext table { width: 100%; border-collapse: collapse; margin: 0 0 16px; font-size: 13.5px; }
.ka-richtext th, .ka-richtext td { border: 1px solid var(--ka-line-2); padding: 9px 12px; text-align: left; }
.ka-richtext th { background: var(--ka-fill); font-weight: 600; color: var(--ka-ink); }
.ka-richtext blockquote { margin: 0 0 16px; padding: 12px 18px; border-left: 3px solid var(--ka-accent); background: var(--ka-soft); }
.ka-richtext iframe { max-width: 100%; border-radius: var(--ka-radius-sm); }

/* ------------------------------------------------------------------ MOBİL */
@media (max-width: 980px) {
    .ka-burger { display: flex; }
    .ka-nav { display: none; }
    .ka-nav.is-open {
        display: flex; flex-direction: column; align-items: stretch; gap: 0;
        position: absolute; top: 100%; left: 0; right: 0; z-index: 55;
        background: #fff; border-bottom: 1px solid var(--ka-line); padding: 8px 20px 16px;
        max-height: 70vh; overflow-y: auto;
    }
    .ka-nav.is-open .ka-nav__item { height: 46px; }
    .ka-nav.is-open .ka-mega { position: static; display: none; box-shadow: none; border: none; }
    .ka-user__name { display: none; }
}

/* Üst menü — taşan başlıklar için "Diğer" açılır menüsü */
.ka-nav { overflow: visible; }
.ka-more { position: relative; flex-shrink: 0; }
.ka-more__menu {
    position: absolute; top: calc(100% + 8px); left: 0; min-width: 240px; z-index: 60;
    background: #fff; border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md);
    box-shadow: 0 18px 40px rgba(0,0,0,.12); padding: 6px; display: none;
}
.ka-more.is-open .ka-more__menu { display: block; }
.ka-more__menu a {
    display: block; padding: 9px 12px; border-radius: var(--ka-radius-sm);
    font-size: 13.5px; font-weight: 500; color: var(--ka-muted);
}
.ka-more__menu a:hover { background: var(--ka-fill); color: var(--ka-ink); }
.ka-more__menu hr { border: none; border-top: 1px solid var(--ka-line-3); margin: 5px 0; }
@media (max-width: 980px) {
    .ka-more__menu { position: static; display: block; box-shadow: none; border: none; padding: 0; min-width: 0; }
    .ka-more { width: 100%; }
}

/* Panel menüsü: kesilme yerine sarma */

/* Görsel yerleştirilmemiş alanlar: yazı yerine yumuşak zemin */
.ka-slot { display: block; width: 100%; height: 100%; background:
    linear-gradient(135deg, var(--ka-fill-3) 0%, var(--ka-fill) 100%); }
.ka-slot__label { display: none; }
.ka-profile__cover .ka-slot { background: linear-gradient(120deg, var(--ka-ink) 0%, #2A2A2A 55%, var(--ka-accent) 100%); opacity: .92; }

/* Panel sekmeleri: dar ekranda çok satıra bölünmek yerine yatay kayar */
@media (max-width: 860px) {
    .ka-appnav { flex-wrap: nowrap; overflow-x: auto; overflow-y: hidden; }
    .ka-appnav::-webkit-scrollbar { display: none; }
}

/* ------------------------------------------------- KURUMSAL BELGE SAYFASI */
.ka-doc__head { max-width: 760px; margin: 4px 0 26px; }
.ka-doc__title { font-size: 34px; font-weight: 700; letter-spacing: -.025em; margin: 10px 0 10px; line-height: 1.15; color: var(--ka-ink); }
.ka-doc__lead { font-size: 15px; color: var(--ka-muted-2); margin: 0; }
.ka-doc { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 22px; align-items: start; }
.ka-doc__body { padding: 34px 40px; }
.ka-doc__side { display: flex; flex-direction: column; gap: 14px; position: sticky; top: 92px; }
.ka-doc__nav, .ka-doc__help { padding: 18px 20px; }
.ka-doc__nav-title { font-size: 11.5px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--ka-grey); margin-bottom: 12px; }
.ka-doc__nav-item {
    display: block; padding: 9px 12px; margin: 0 -6px; border-radius: var(--ka-radius-sm);
    font-size: 13.5px; font-weight: 600; color: var(--ka-muted); text-decoration: none; transition: all .16s;
}
.ka-doc__nav-item:hover { background: var(--ka-fill); color: var(--ka-ink); }
.ka-doc__nav-item.is-active { background: var(--ka-ink); color: #fff; }
.ka-doc__help p { font-size: 13px; line-height: 1.65; color: var(--ka-muted); margin: 0 0 14px; }

/* Uzun metinler için okuma ölçüsü ve daha rahat tipografi */
.ka-richtext--doc { font-size: 15px; line-height: 1.8; color: var(--ka-text); max-width: 68ch; }
.ka-richtext--doc p { margin: 0 0 18px; }
.ka-richtext--doc p:last-child { margin-bottom: 0; }
.ka-richtext--doc strong, .ka-richtext--doc b { color: var(--ka-ink); }
.ka-richtext--doc h1, .ka-richtext--doc h2, .ka-richtext--doc h3 { margin: 30px 0 12px; }
.ka-richtext--doc h1:first-child, .ka-richtext--doc h2:first-child { margin-top: 0; }

@media (max-width: 900px) {
    .ka-doc { grid-template-columns: minmax(0, 1fr); }
    .ka-doc__side { position: static; }
    .ka-doc__body { padding: 24px 22px; }
    .ka-doc__title { font-size: 27px; }
}

/* ---------------------------------------------- ÖDEME ADIMI SİPARİŞ ÖZETİ */
.ka-payreview__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 22px; border-bottom: 1px solid var(--ka-line-2); }
.ka-payreview__head h2 { font-size: 15.5px; font-weight: 600; margin: 0; }
.ka-payreview__head h2 span { color: var(--ka-grey); font-weight: 500; }
.ka-payreview__head a { font-size: 13px; font-weight: 600; color: var(--ka-text-2); }
.ka-payreview__item { display: flex; align-items: center; gap: 14px; padding: 14px 22px; border-bottom: 1px solid var(--ka-line-3); }
.ka-payreview__name { font-size: 14.5px; font-weight: 600; line-height: 1.45; }
.ka-payreview__meta { font-size: 12.5px; color: var(--ka-grey); margin-top: 3px; }
.ka-payreview__price { font-size: 15px; font-weight: 700; white-space: nowrap; }
.ka-payreview__addr { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 16px 22px; font-size: 13.5px; line-height: 1.65; color: var(--ka-muted); background: var(--ka-soft); }
.ka-payreview__addr b { color: var(--ka-ink); }

/* ------------------------------------------------ İŞLEM SONUCU POPUP'I */
.ka-alert {
    position: fixed; inset: 0; z-index: 300; display: flex; align-items: center; justify-content: center;
    padding: 20px; background: rgba(15, 18, 24, .55); backdrop-filter: blur(3px);
    animation: ka-alert-in .18s ease-out both;
}
.ka-alert.is-closing { animation: ka-alert-out .16s ease-in both; }
.ka-alert__box {
    position: relative; width: 100%; max-width: 400px; background: var(--ka-surface);
    border-radius: var(--ka-radius-lg); padding: 34px 30px 26px; text-align: center;
    box-shadow: 0 40px 80px -30px rgba(15, 18, 24, .5);
    animation: ka-alert-pop .22s cubic-bezier(.2, .9, .3, 1.2) both;
}
.ka-alert__icon {
    display: inline-flex; align-items: center; justify-content: center; width: 62px; height: 62px;
    border-radius: var(--ka-radius-pill); margin-bottom: 16px;
    background: var(--ka-success-bg); color: var(--ka-success);
}
.ka-alert__box--error .ka-alert__icon { background: var(--ka-danger-bg); color: var(--ka-danger); }
.ka-alert__box--warn .ka-alert__icon { background: var(--ka-warn-bg); color: #8A6100; }
.ka-alert__title { font-size: 19px; font-weight: 700; letter-spacing: -.01em; margin: 0 0 8px; color: var(--ka-ink); }
.ka-alert__text { font-size: 14px; line-height: 1.6; color: var(--ka-muted-2); margin: 0 0 22px; }
.ka-alert__close {
    position: absolute; top: 12px; right: 12px; width: 32px; height: 32px; border: none; cursor: pointer;
    border-radius: var(--ka-radius-sm); background: transparent; color: var(--ka-grey-2);
    display: flex; align-items: center; justify-content: center; transition: all .16s;
}
.ka-alert__close:hover { background: var(--ka-fill); color: var(--ka-ink); }
@keyframes ka-alert-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes ka-alert-out { from { opacity: 1; } to { opacity: 0; } }
@keyframes ka-alert-pop { from { opacity: 0; transform: translateY(14px) scale(.96); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
    .ka-alert, .ka-alert__box { animation: none; }
}

/* ------------------------------------------------------------ BAKIM MODU */
.ka-maint { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 30px 20px; background: var(--ka-bg, #F5F6F8); }
.ka-maint__box { width: 100%; max-width: 460px; text-align: center; background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-lg); padding: 44px 34px 34px; box-shadow: 0 30px 70px -40px rgba(15,18,24,.45); }
.ka-maint__logo { display: block; height: 32px; width: auto; max-width: 220px; object-fit: contain; margin: 0 auto 22px; }
.ka-maint__icon { display: flex; align-items: center; justify-content: center; width: 64px; height: 64px; border-radius: var(--ka-radius-pill); background: var(--ka-fill); color: var(--ka-grey); margin: 0 auto 18px; }
.ka-maint__box h1 { font-size: 22px; font-weight: 700; letter-spacing: -.02em; margin: 0 0 12px; color: var(--ka-ink); }
.ka-maint__box p { font-size: 14.5px; line-height: 1.7; color: var(--ka-muted-2); margin: 0 0 24px; }
.ka-maint__contact { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 10px; font-size: 13px; color: var(--ka-grey); padding-top: 18px; border-top: 1px solid var(--ka-line-2); }
.ka-maint__contact a { font-weight: 600; color: var(--ka-text-2); }

/* --------------------------------------------------------- İLETİŞİM SAYFASI */
.ka-cpage { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: 20px; align-items: start; }
.ka-cpage__form { padding: 32px 34px; }
.ka-cpage__title { font-size: 19px; font-weight: 600; margin: 0 0 6px; }
.ka-cpage__note { font-size: 13.5px; color: var(--ka-muted-2); margin: 0 0 24px; }
.ka-cpage__actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.ka-cpage__actions span { font-size: 12.5px; color: var(--ka-grey); }
.ka-cpage__side { display: flex; flex-direction: column; gap: 16px; position: sticky; top: 96px; }
.ka-cpage__info { padding: 10px 12px; }
.ka-cpage__item {
    display: flex; align-items: flex-start; gap: 14px; padding: 16px 14px; border-radius: var(--ka-radius-sm);
    color: inherit; text-decoration: none; transition: background .16s;
}
.ka-cpage__item + .ka-cpage__item { border-top: 1px solid var(--ka-line-3); }
.ka-cpage__item:not(.ka-cpage__item--static):hover { background: var(--ka-fill); }
.ka-cpage__item b { display: block; font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--ka-grey); margin-bottom: 5px; }
.ka-cpage__item > span:last-child { font-size: 14px; font-weight: 600; line-height: 1.6; color: var(--ka-ink); min-width: 0; word-break: break-word; }
.ka-cpage__item--static > span:last-child { font-weight: 500; color: var(--ka-muted); }
.ka-cpage__icon {
    display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; flex-shrink: 0;
    border-radius: var(--ka-radius-sm); background: var(--ka-fill); color: var(--ka-text-2);
}
.ka-cpage__quick { padding: 16px; display: flex; flex-direction: column; gap: 10px; }
@media (max-width: 900px) {
    .ka-cpage { grid-template-columns: minmax(0, 1fr); }
    .ka-cpage__side { position: static; }
    .ka-cpage__form { padding: 24px 20px; }
}

/* -------------------------------------------------------------- BLOG KARTI */
.ka-post { display: flex; flex-direction: column; background: var(--ka-surface); border: 1px solid var(--ka-line); border-radius: var(--ka-radius-md); overflow: hidden; color: inherit; text-decoration: none; transition: transform .22s, box-shadow .22s, border-color .22s; }
.ka-post:hover { transform: translateY(-4px); box-shadow: var(--ka-shadow); border-color: var(--ka-border-hover); color: inherit; }
.ka-post__cover { position: relative; aspect-ratio: 16/9; display: flex; align-items: center; justify-content: center; padding: 16px; text-align: center; }
.ka-post__cover span { font-size: 12px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.85); }
.ka-post__cover--img { padding: 0; }
.ka-post__cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.ka-post__body { display: flex; flex-direction: column; flex: 1; padding: 18px 20px 20px; }
.ka-post__meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: 12.5px; color: var(--ka-grey); margin-bottom: 10px; }
.ka-post__title { font-size: 16.5px; font-weight: 600; line-height: 1.45; margin: 0 0 8px; color: var(--ka-ink); }
.ka-post__excerpt { font-size: 13.5px; line-height: 1.65; color: var(--ka-muted-2); margin: 0 0 16px; }
.ka-post__more { margin-top: auto; display: inline-flex; align-items: center; gap: 7px; font-size: 13px; font-weight: 600; color: var(--ka-text-2); }
.ka-post:hover .ka-post__more { gap: 11px; }

/* ------------------------------------------------------------ BLOG YAZISI */
.ka-article { max-width: 820px; margin: 0 auto; }
.ka-article__head { margin-bottom: 22px; }
.ka-article__title { font-size: 34px; font-weight: 700; letter-spacing: -.025em; line-height: 1.2; margin: 10px 0 0; color: var(--ka-ink); }
.ka-article__cover { border-radius: var(--ka-radius-lg); overflow: hidden; margin-bottom: 22px; border: 1px solid var(--ka-line); }
.ka-article__cover img { width: 100%; display: block; max-height: 440px; object-fit: cover; }
.ka-article__body { padding: 30px 34px; }
.ka-article__foot { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 22px; }
.ka-article__related { margin-top: 52px; }
@media (max-width: 700px) {
    .ka-article__title { font-size: 25px; }
    .ka-article__body { padding: 22px 20px; }
}

/* --------------------------------------------------------------- SSS SAYFASI */
.ka-faq { max-width: 860px; }
.ka-faq__group + .ka-faq__group { margin-top: 34px; }
.ka-faq__group-title { font-size: 18px; font-weight: 600; margin: 0 0 14px; display: flex; align-items: baseline; gap: 10px; }
.ka-faq__group-title span { font-size: 12.5px; font-weight: 500; color: var(--ka-grey); }
.ka-faq__empty { max-width: 860px; text-align: center; padding: 48px 30px; }
.ka-faq__empty-icon { display: inline-flex; align-items: center; justify-content: center; width: 62px; height: 62px; border-radius: var(--ka-radius-pill); background: var(--ka-fill); color: var(--ka-grey); margin-bottom: 16px; }
.ka-faq__empty h2 { font-size: 19px; font-weight: 600; margin: 0 0 8px; }
.ka-faq__empty p { font-size: 14px; color: var(--ka-muted-2); margin: 0; }
.ka-faq__cta { max-width: 860px; margin-top: 34px; padding: 26px 30px; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; background: var(--ka-soft); }
.ka-faq__cta h2 { font-size: 17px; font-weight: 600; margin: 0 0 4px; }
.ka-faq__cta p { font-size: 13.5px; color: var(--ka-muted-2); margin: 0; }

/* ----------------------------------------------- CANLI DERS (uzem.live) */
.ka-live { background: var(--ka-ink); border-radius: var(--ka-radius-lg); overflow: hidden; margin-bottom: 16px; }
.ka-live__frame { position: relative; aspect-ratio: 16/9; background: #0B1220; }
.ka-live__frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; display: block; }
.ka-live__cover { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 10px; padding: 30px 24px; color: #fff; }
.ka-live__cover h2 { font-size: 21px; font-weight: 700; margin: 6px 0 0; }
.ka-live__cover p { font-size: 13.5px; line-height: 1.65; color: rgba(255,255,255,.72); margin: 0 0 8px; max-width: 460px; }
.ka-live__bar { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; padding: 12px 16px; background: rgba(255,255,255,.04); }
.ka-live__hint { display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; color: rgba(255,255,255,.7); }
/* Koyu şerit üzerindeki butonlar: açık zeminli varyantlar burada okunmaz kalmasın */
.ka-live__bar .ka-btn { background: rgba(255,255,255,.10); color: #fff; border-color: rgba(255,255,255,.28); }
.ka-live__bar .ka-btn:hover { background: rgba(255,255,255,.20); color: #fff; border-color: rgba(255,255,255,.45); }
.ka-live__bar .ka-btn svg { color: #fff; }
.ka-live.is-full { position: fixed; inset: 0; z-index: 300; margin: 0; border-radius: 0; display: flex; flex-direction: column; }
.ka-live.is-full .ka-live__frame { flex: 1; aspect-ratio: auto; }
.ka-live__countdown { margin-top: 12px; font-size: 13.5px; color: var(--ka-muted); }
.ka-live__countdown b { color: var(--ka-ink); font-variant-numeric: tabular-nums; }
.ka-live__tips { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--ka-line-2); font-size: 12.5px; color: var(--ka-grey); }
.ka-live__tips div { font-weight: 600; color: var(--ka-muted); margin-bottom: 6px; }
.ka-live__tips ul { margin: 0; padding-left: 16px; line-height: 1.7; }