:root {
    --text: #0b1220;
    --muted: #516074;
    --line: rgba(15, 23, 42, .12);

    --white: #ffffff;
    --bg: #f5f7fb;

    /* ODAK THEME */
    --brand: #0b2a4a;
    --brand2: #0f3a66;
    --aqua: #06b6d4;
    --aqua2: #22d3ee;
    --amber: #f59e0b;
    --amber2: #fbbf24;

    --danger: #ef4444;

    --shadow: 0 18px 60px rgba(15, 23, 42, .10);
    --shadow2: 0 10px 26px rgba(15, 23, 42, .10);

    --radius: 18px;
    --max: 1180px;
}

/* Reset / base */
* {
    box-sizing: border-box
}

html,
body {
    height: 100%;
    width: 100%;
    overflow-x: hidden
}

body {
    margin: 0;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
    background: var(--bg);
    color: var(--text);
    -webkit-overflow-scrolling: touch;
}

img,
svg,
video,
canvas {
    max-width: 100%;
    height: auto
}

a {
    color: inherit;
    text-decoration: none
}

a:hover {
    text-decoration: none
}

/* Helpers */
.container {
    width: min(var(--max), calc(100% - 40px));
    margin: 0 auto
}

.muted {
    color: var(--muted)
}

/* Top announce */
.top-announce {
    background: linear-gradient(90deg, var(--amber), var(--amber2));
    color: #111;
    font-weight: 900;
    font-size: 13px;
    text-align: center;
    padding: 7px 10px;
    line-height: 1.4;
}

/* Navbar */
.navwrap {
    background: rgba(255, 255, 255, .86);
    border-bottom: 1px solid rgba(15, 23, 42, .10);
    position: sticky;
    top: 0;
    z-index: 999;
    backdrop-filter: saturate(1.1) blur(10px);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-width: 0;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
    min-width: 0;
}

.brand__logo {
    width: 72px;
    height: 72px;
    object-fit: contain;
}

.brand__text {
    font-weight: 950;
    letter-spacing: -.02em;
    white-space: nowrap;
}


/* Desktop nav links */
.nav__links {
    display: flex;
    align-items: center;
    gap: 22px
}

.nav__links a {
    color: #0b1220;
    font-weight: 850;
    font-size: 14px;
    opacity: .85;
    padding: 10px 6px;
    border-radius: 10px;
}

.nav__links a:hover {
    opacity: 1;
    background: rgba(6, 182, 212, .10)
}

.nav__links a.is-active {
    opacity: 1;
    background: rgba(6, 182, 212, .12)
}

/* CTA */
.nav__cta {
    display: flex;
    gap: 10px;
    align-items: center
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    border-radius: 12px;
    font-weight: 900;
    border: 1px solid transparent;
    white-space: nowrap;
    transition: transform .18s ease, filter .18s ease, box-shadow .18s ease;
}

.btn--red {
    background: var(--danger);
    color: #fff
}

.btn--purple {
    background: var(--brand2);
    color: #fff
}

.btn--danger {
    background: var(--danger);
    color: #fff;
    border-radius: 10px
}

.btn--wide {
    width: 100%;
    padding: 12px 14px;
    border-radius: 12px
}

.btn:hover {
    filter: brightness(1.02);
    transform: translateY(-1px)
}

/* Burger / mobile */
.burger {
    display: none;
    background: transparent;
    border: 0;
    padding: 10px;
    cursor: pointer
}

.burger span {
    display: block;
    width: 22px;
    height: 2px;
    background: rgba(15, 23, 42, .75);
    margin: 5px 0;
    border-radius: 9px;
}

.navMobile {
    border-top: 1px solid rgba(15, 23, 42, .10);
    background: #fff;
}

.navMobile__inner {
    padding: 14px 0;
    display: grid;
    gap: 10px
}

.navMobile__inner a {
    color: #0b1220;
    font-weight: 900;
    padding: 12px 10px;
    border-radius: 12px;
    background: rgba(15, 23, 42, .03);
}

.navMobile__cta {
    display: grid;
    gap: 10px;
    margin-top: 10px
}

/* HERO */
.hero {
    background:
        radial-gradient(900px 520px at 15% 20%, rgba(6, 182, 212, .22), transparent 55%),
        radial-gradient(900px 520px at 90% 10%, rgba(245, 158, 11, .16), transparent 52%),
        linear-gradient(180deg, var(--brand), #071426);
    position: relative;
    padding: 0;
    overflow: hidden;
}

.hero__bgCircles {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(260px 260px at 30% 20%, rgba(255, 255, 255, .10), transparent 62%),
        radial-gradient(340px 340px at 70% 18%, rgba(0, 0, 0, .18), transparent 72%),
        radial-gradient(220px 220px at 88% 30%, rgba(255, 255, 255, .08), transparent 70%);
    pointer-events: none;
}

.hero__grid {
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 22px;
    align-items: center;
    min-height: 360px;
}

.hero__left {
    color: #fff
}

.hero__h1 {
    margin: 18px 0 18px;
    font-size: clamp(34px, 3.2vw, 56px);
    line-height: 1.05;
    letter-spacing: -.03em;
}

.pillWA {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(6, 182, 212, 1), rgba(34, 211, 238, 1));
    color: #072033;
    font-weight: 950;
    box-shadow: 0 16px 28px rgba(0, 0, 0, .18);
}

.pillWA__dot {
    filter: saturate(1.2)
}

.hero__actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap
}

.heroBtn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    border-radius: 999px;
    font-weight: 950;
    border: 2px solid transparent;
    transition: transform .18s ease, filter .18s ease;
}

.heroBtn--primary {
    background: linear-gradient(90deg, rgba(245, 158, 11, 1), rgba(251, 191, 36, 1));
    color: #111;
}

.heroBtn--ghost {
    background: rgba(255, 255, 255, .14);
    color: #fff;
    border-color: rgba(255, 255, 255, .22);
}

.heroBtn__ico {
    display: inline-grid;
    place-items: center;
    width: 28px;
    height: 28px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .22);
}

.heroBtn:hover {
    filter: brightness(1.02);
    transform: translateY(-1px)
}

.hero__right {
    display: flex;
    justify-content: flex-end
}



.heroPhoto__ph {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    color: #fff;
    font-weight: 950;
    opacity: .9;
}

/* Hero arrows */
.heroArrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 999px;
    border: 0;
    background: rgba(255, 255, 255, .16);
    color: #fff;
    font-size: 26px;
    cursor: pointer;
    display: grid;
    place-items: center;
}

.heroArrow--left {
    left: 14px
}

.heroArrow--right {
    right: 14px
}

.heroArrow:hover {
    background: rgba(255, 255, 255, .22)
}

/* Subject rail */
.subjectRail {
    margin-top: 20px;
    background: rgba(255, 255, 255, .92);
    border-radius: 18px;
    padding: 14px 14px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(15, 23, 42, .06);
    display: flex;
    gap: 12px;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: stretch;
}

.subject {
    width: calc(10% - 12px);
    min-width: 100px;
    display: grid;
    justify-items: center;
    gap: 10px;
    color: var(--text);
    padding: 10px 8px;
    border-radius: 14px;
    transition: transform .18s ease, background .18s ease;
}

.subject:hover {
    background: rgba(6, 182, 212, .10);
    transform: translateY(-2px)
}

.subject__icon {
    width: 54px;
    height: 54px;
    border-radius: 999px;
    background: rgba(6, 182, 212, .12);
    display: grid;
    place-items: center;
    font-size: 22px;
}

.subject__name {
    font-weight: 900;
    font-size: 14px;
    color: #0b1220
}

/* =========================
   Grade Picker
   ========================= */
.gradePick {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(900px 520px at 18% 18%, rgba(245, 158, 11, .14), transparent 60%),
        radial-gradient(980px 560px at 86% 18%, rgba(6, 182, 212, .16), transparent 62%),
        linear-gradient(180deg, #ffffff 0%, #f7fbff 55%, #ffffff 100%);
    padding: 56px 0 64px;
}

.gradePick::before {
    content: "";
    position: absolute;
    top: -90px;
    left: 50%;
    transform: translateX(-50%);
    width: 190px;
    height: 190px;
    border-radius: 999px;
    background: radial-gradient(circle at 35% 30%, rgba(6, 182, 212, .28), rgba(255, 255, 255, .10) 55%, transparent 72%);
    opacity: .85;
    pointer-events: none;
}

.gradePick__inner {
    display: grid;
    gap: 28px
}

.gradePick__head {
    text-align: center
}

.gradePick__logo {
    width: 86px;
    height: 86px;
    margin: 0 auto 12px;
    border-radius: 999px;
    background:
        radial-gradient(circle at 35% 35%, rgba(6, 182, 212, .35), transparent 55%),
        radial-gradient(circle at 70% 55%, rgba(15, 58, 102, .30), transparent 58%),
        radial-gradient(circle at 55% 70%, rgba(245, 158, 11, .22), transparent 55%);
    filter: saturate(1.05);
}

.gradePick__title {
    margin: 0;
    font-size: clamp(30px, 2.6vw, 46px);
    letter-spacing: -.02em;
    line-height: 1.12;
    color: #0b1220;
}

.gradePick__title span {
    font-weight: 900
}

.gradePick__title b {
    color: var(--aqua);
    font-weight: 950
}

.gradePick__sub {
    margin: 12px 0 0;
    color: #334155;
    font-weight: 750
}

/* Hint */
.gradePick__hint {
    margin-top: 18px;
    display: inline-flex;
    align-items: center;
    gap: 14px;
}

.gradePick__hintText {
    font-size: 28px;
    letter-spacing: -.01em;
    font-weight: 950;
    color: #0b1220;
}

.gradePick__hintText span {
    color: var(--aqua);
    font-weight: 950
}

.gradePick__arrow {
    width: 120px;
    height: 46px;
    position: relative;
}

.gradePick__arrow::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(6, 182, 212, 0), rgba(6, 182, 212, .30), rgba(6, 182, 212, 0));
    border-radius: 999px;
    opacity: .8;
}

.gradePick__arrow::after {
    content: "";
    position: absolute;
    width: 46px;
    height: 46px;
    border-radius: 999px;
    border: 4px solid rgba(6, 182, 212, .60);
    border-left-color: transparent;
    border-top-color: transparent;
    transform: rotate(45deg);
    right: 6px;
    top: 0;
}

.gradePick__arrow--left::after {
    left: 6px;
    right: auto;
    transform: rotate(225deg);
}

/* Grade grid */
.gradeGrid {
    margin-top: 18px;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 28px 26px;
    justify-items: center;
    align-items: center;
}

@media (max-width:980px) {
    .gradeGrid {
        grid-template-columns: repeat(3, minmax(0, 1fr))
    }
}

.gradeBall {
    --g: #06b6d4;
    width: 160px;
    height: 160px;
    position: relative;
    display: grid;
    place-items: center;
    border-radius: 999px;
    transition: transform .18s ease;
}

.gradeBall__ring {
    position: absolute;
    inset: 0;
    border-radius: 999px;
    background:
        radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 1) 0 46%, transparent 47%),
        conic-gradient(from 180deg,
            rgba(255, 255, 255, 0),
            rgba(255, 255, 255, 0) 20%,
            rgba(255, 255, 255, .25) 35%,
            rgba(255, 255, 255, 0) 60%,
            rgba(255, 255, 255, 0) 100%);
    box-shadow: 0 26px 60px rgba(15, 23, 42, .08);
    border: 1px solid rgba(15, 23, 42, .10);
}

.gradeBall__core {
    width: 112px;
    height: 112px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .95);
    border: 1px solid rgba(15, 23, 42, .08);
    box-shadow: 0 18px 40px rgba(15, 23, 42, .08);
    display: grid;
    place-items: center;
    gap: 2px;
    text-align: center;
}

.gradeBall__num {
    font-size: 44px;
    font-weight: 950;
    line-height: 1;
    color: var(--g);
    letter-spacing: -.02em;
}

.gradeBall__lbl {
    max-width: 120px;
    line-height: 1.12;
    word-break: break-word;
    /* fallback */
    color: var(--g);
    opacity: .92;
    padding: 0 8px;
}

/* color-mix destekliyse devreye al */
@supports (color: color-mix(in srgb, #000 50%, #fff 50%)) {
    .gradeBall__lbl {
        color: color-mix(in srgb, var(--g) 72%, #0b1220 28%);
        opacity: .95
    }
}

.gradeBall:hover {
    transform: translateY(-3px)
}

.gradeBall:hover .gradeBall__core {
    box-shadow: 0 22px 50px rgba(15, 23, 42, .12)
}

.gradeBall:hover .gradeBall__ring {
    border-color: rgba(6, 182, 212, .22)
}

/* Countdown */
/* ========================
   EXAM COUNTDOWN — YENİ
   ======================== */
.countArea {
    position: relative;
    background: linear-gradient(160deg, #0c1527 0%, #14203a 50%, #0c1a2e 100%);
    padding: 64px 0 72px;
    overflow: hidden;
}

.countArea::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(700px 500px at 8% 30%,  rgba(239,68,68,.12),  transparent 60%),
        radial-gradient(700px 500px at 92% 70%, rgba(245,158,11,.10), transparent 60%);
}

.countArea__head {
    text-align: center;
    margin-bottom: 44px;
    position: relative;
    z-index: 1;
}

.countArea__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(255,255,255,.08);
    color: rgba(255,255,255,.7);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .10em;
    text-transform: uppercase;
    padding: 6px 16px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,.12);
    margin-bottom: 14px;
}

.countArea__title {
    font-size: clamp(24px, 3vw, 40px);
    font-weight: 950;
    color: #fff;
    letter-spacing: -.03em;
    margin: 0;
    line-height: 1.1;
}

.countArea__title span { color: #fbbf24; }

.countGrid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    position: relative;
    z-index: 1;
    margin-bottom: 16px;
    align-items: stretch;
}

.countBlock {
    position: relative;
    border-radius: 24px;
    padding: 28px 24px 24px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,.10);
}

.countBlock--lgs {
    background: linear-gradient(145deg, #7f1d1d, #b91c1c 55%, #ef4444);
    box-shadow: 0 20px 60px rgba(239,68,68,.28);
}

.countBlock--yks {
    background: linear-gradient(145deg, #78350f, #b45309 55%, #f59e0b);
    box-shadow: 0 20px 60px rgba(245,158,11,.24);
}

.countBlock::before {
    content: attr(data-exam);
    position: absolute;
    right: -10px;
    bottom: -18px;
    font-size: 130px;
    font-weight: 950;
    color: rgba(255,255,255,.07);
    line-height: 1;
    letter-spacing: -.06em;
    pointer-events: none;
}

.countBlock__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,.15);
    border: 1px solid rgba(255,255,255,.22);
    color: #fff;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: 5px 13px;
    border-radius: 999px;
    margin-bottom: 14px;
}

.countBlock__dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #fff;
    display: inline-block;
    animation: cdot 1.2s infinite;
}

@keyframes cdot {
    0%, 100% { opacity: 1; }
    50%       { opacity: .25; }
}

.countTitle {
    font-size: 28px;
    font-weight: 950;
    color: #fff;
    letter-spacing: -.03em;
    margin: 0 0 20px;
    line-height: 1.1;
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.countTitle__sub {
    font-size: 14px;
    font-weight: 700;
    opacity: .65;
    letter-spacing: 0;
}

.countTitle__red,
.countTitle__orange { color: inherit; }

.tiles {
    display: flex;
    gap: 10px;
}

.tile {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    background: rgba(255,255,255,.14);
    border: 1px solid rgba(255,255,255,.22);
    border-radius: 14px;
    padding: 16px 6px;
    backdrop-filter: blur(6px);
    color: #fff;
}

.tile--red,
.tile--orange { background: rgba(255,255,255,.14); }

.tile__n {
    font-size: 42px;
    font-weight: 950;
    line-height: 1;
    color: #fff;
    letter-spacing: -.03em;
}

.tile__t {
    font-size: 10px;
    font-weight: 800;
    color: rgba(255,255,255,.70);
    letter-spacing: .08em;
    text-transform: uppercase;
}

.countBlock__date {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 18px;
    color: rgba(255,255,255,.65);
    font-size: 13px;
    font-weight: 700;
}

/* Bölücü */
.countSplit {
    display: flex;
    align-items: center;
    gap: 14px;
    margin: 44px 0 20px;
    position: relative;
    z-index: 1;
}

.countSplit__line {
    flex: 1;
    height: 1px;
    background: rgba(255,255,255,.12);
}

.countSplit__label {
    font-size: 11px;
    font-weight: 800;
    color: rgba(255,255,255,.40);
    letter-spacing: .12em;
    text-transform: uppercase;
    white-space: nowrap;
}

/* Çıkmış Sorular Kartları */
.countBtns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    position: relative;
    z-index: 1;
}

.posterBtn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 24px 22px;
    border-radius: 20px;
    text-decoration: none;
    overflow: hidden;
    position: relative;
    transition: transform .18s ease, box-shadow .2s ease;
}

.posterBtn::before {
    content: attr(data-year);
    position: absolute;
    right: -10px;
    bottom: -14px;
    font-size: 86px;
    font-weight: 950;
    color: rgba(255,255,255,.06);
    line-height: 1;
    letter-spacing: -.04em;
    pointer-events: none;
}

.posterBtn:nth-child(1) {
    background: linear-gradient(145deg, #1e1b4b, #312e81, #4338ca);
    border: 1px solid rgba(99,102,241,.30);
    box-shadow: 0 14px 44px rgba(99,102,241,.24);
}

.posterBtn:nth-child(2) {
    background: linear-gradient(145deg, #164e63, #0e7490, #06b6d4);
    border: 1px solid rgba(6,182,212,.28);
    box-shadow: 0 14px 44px rgba(6,182,212,.22);
}

.posterBtn:nth-child(1):hover {
    transform: translateY(-5px) scale(1.01);
    box-shadow: 0 22px 56px rgba(99,102,241,.38);
}

.posterBtn:nth-child(2):hover {
    transform: translateY(-5px) scale(1.01);
    box-shadow: 0 22px 56px rgba(6,182,212,.34);
}

.posterBtn__left { position: relative; z-index: 1; }

.posterBtn__icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: rgba(255,255,255,.15);
    border: 1px solid rgba(255,255,255,.22);
    display: grid;
    place-items: center;
    font-size: 24px;
    margin-bottom: 14px;
}

.posterBtn__title {
    font-size: 18px;
    font-weight: 950;
    color: #fff;
    letter-spacing: -.02em;
    line-height: 1.15;
}

.posterBtn__sub {
    font-size: 12px;
    color: rgba(255,255,255,.55);
    font-weight: 700;
    margin-top: 5px;
}

.posterBtn__arrow {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.20);
    display: grid;
    place-items: center;
    color: #fff;
    font-size: 20px;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    transition: transform .18s ease, background .18s ease;
}

.posterBtn:hover .posterBtn__arrow {
    transform: translateX(5px);
    background: rgba(255,255,255,.22);
}

/* Section head */
.secHead {
    text-align: center;
    margin: 50px 0 26px
}

.secKicker {
    display: inline-block;
    font-weight: 950;
    font-size: 12px;
    letter-spacing: .12em;
    color: var(--aqua);
}

.secHead h2 {
    margin: 10px 0 8px;
    font-size: 34px;
    letter-spacing: -.02em
}

.secHead p {
    margin: 0;
    color: var(--muted)
}

/* Courses */
.courses {
    padding: 10px 0 70px
}

.courseGrid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.courseCard {
    background: #fff;
    border-radius: 16px;
    box-shadow: var(--shadow2);
    overflow: hidden;
    border: 1px solid rgba(15, 23, 42, .08);
}

.courseCard__top {
    background: linear-gradient(180deg, rgba(11, 42, 74, 1), rgba(7, 20, 38, 1));
    padding: 12px;
    position: relative;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.courseCard__img {
    width: 100%;
    height: 100%;
    border-radius: 12px;
    overflow: hidden;
    background: rgba(255, 255, 255, .10);
}

.courseCard__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: .80
}

.courseCard__ph {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    color: #fff;
    font-weight: 950;
    opacity: .9;
}

.courseCard__tag {
    position: absolute;
    inset: auto 0 12px 0;
    text-align: center;
    color: rgba(255, 255, 255, .92);
    font-weight: 950;
    letter-spacing: .02em;
    font-size: 40px;
    text-transform: uppercase;
    pointer-events: none;
    opacity: .18;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 92%;
    margin: 0 auto;
}

.courseCard__body {
    padding: 16px;
    text-align: center
}

.courseCard__body h3 {
    margin: 6px 0 10px;
    font-size: 26px;
    letter-spacing: -.02em;
    color: var(--brand2);
}

.courseCard__body p {
    margin: 0 0 14px;
    color: var(--muted);
    line-height: 1.6;
    min-height: 88px;
}

/* Banner */
.banner {
    position: relative;
    background:
        radial-gradient(900px 520px at 20% 10%, rgba(6, 182, 212, .22), transparent 55%),
        linear-gradient(120deg, rgba(11, 42, 74, .94), rgba(7, 20, 38, .92));
    padding: 70px 0;
    margin-top: 10px;
}

.banner__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .10)
}

.banner__inner {
    position: relative;
    color: #fff;
    text-align: center
}

.banner__inner h2 {
    margin: 0 0 10px;
    font-size: 38px;
    letter-spacing: -.02em
}

.banner__inner p {
    margin: 0 0 18px;
    color: rgba(255, 255, 255, .90)
}

/* Contact */
.contact {
    background: #fff;
    padding: 60px 0
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
    align-items: start;
}

.contact__box {
    margin-top: 14px;
    background: #f8fafc;
    border: 1px solid rgba(15, 23, 42, .08);
    border-radius: 14px;
    padding: 14px;
    color: var(--muted);
    line-height: 1.7;
}

.form {
    display: grid;
    gap: 12px
}

label span {
    display: block;
    font-weight: 950;
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 6px;
}

input,
textarea {
    width: 100%;
    padding: 12px 12px;
    border-radius: 12px;
    border: 1px solid rgba(15, 23, 42, .14);
    outline: none;
    background: #fff;
}

input:focus,
textarea:focus {
    border-color: rgba(6, 182, 212, .45);
    box-shadow: 0 0 0 4px rgba(6, 182, 212, .12);
}

.row2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px
}

/* Footer */
.footer {
    background: #071426;
    color: #fff;
    padding: 18px 0
}

.footer__in {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.footer .muted {
    color: rgba(255, 255, 255, .70)
}

/* Floating buttons */
.floatWA {
    position: fixed;
    right: 18px;
    bottom: calc(18px + env(safe-area-inset-bottom));
    width: 56px;
    height: 56px;
    border-radius: 999px;
    background: #22c55e;
    color: #fff;
    display: grid;
    place-items: center;
    font-size: 24px;
    box-shadow: var(--shadow);
    z-index: 80;
}

.floatCall {
    position: fixed;
    left: 18px;
    bottom: calc(18px + env(safe-area-inset-bottom));
    background: var(--brand2);
    color: #fff;
    padding: 12px 18px;
    border-radius: 999px;
    font-weight: 950;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow);
    z-index: 80;
    text-decoration: none;
    transition: transform .18s ease, box-shadow .18s ease;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.floatCall:hover {
    transform: translateY(-2px);
    box-shadow: 0 22px 50px rgba(15,23,42,.18);
}

.floatCall span {
    font-size: 13px;
    white-space: nowrap;
}

/* =========================
   Responsive
   ========================= */
@media (max-width:1100px) {
    .nav__links {
        display: none
    }

    .nav__cta {
        display: none
    }

    .burger {
        display: block
    }

    .courseGrid {
        grid-template-columns: repeat(2, 1fr)
    }

    .subject {
        width: calc(20% - 12px);
        min-width: 96px
    }
}

@media (max-width:820px) {
    .container {
        width: min(var(--max), calc(100% - 28px))
    }

    .hero {
        padding: 0
    }

    .hero__grid {
        grid-template-columns: 1fr;
        min-height: unset;
        gap: 16px
    }

    .hero__right {
        justify-content: center
    }

    .heroPhoto {
        height: 240px;
        border-radius: 20px;
        width: 100%;
        max-width: 520px
    }

    .heroArrow {
        display: none
    }

    /* subject rail mobil */
    .subjectRail {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        gap: 10px;
        scroll-snap-type: x mandatory;
        padding: 12px;
    }

    .subjectRail::-webkit-scrollbar {
        height: 0
    }

    .subject {
        width: auto;
        min-width: 120px;
        padding: 10px 12px;
        display: flex;
        align-items: center;
        justify-content: flex-start;
        gap: 10px;
        scroll-snap-align: start;
        background: #fff;
        border: 1px solid rgba(15, 23, 42, .06);
    }

    .subject__icon {
        width: 44px;
        height: 44px;
        font-size: 18px
    }

    .subject__name {
        white-space: nowrap
    }

    .countGrid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .countBtns {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .countBlock {
        padding: 22px 18px 20px;
    }

    .countBlock::before {
        font-size: 90px;
    }

    .tile__n { font-size: 34px; }
    .tile { padding: 12px 4px; border-radius: 12px; }
    .posterBtn { padding: 18px 16px; }
    .posterBtn__title { font-size: 16px; }
    .posterBtn__icon { width: 44px; height: 44px; font-size: 20px; margin-bottom: 10px; }
    .countSplit { margin: 32px 0 16px; }

    .contact__grid {
        grid-template-columns: 1fr
    }

    /* grade picker mobil */
    .gradePick__hint {
        display: none !important
    }

    .gradeGrid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 16px 14px
    }

    .gradeBall {
        width: 100%;
        height: auto;
        aspect-ratio: 1/1;
        max-width: 180px
    }

    .gradeBall__core {
        width: 72%;
        height: 72%
    }

    .gradeBall:hover {
        transform: none
    }

    .gradeBall:active {
        transform: scale(.98)
    }

    /* Banner mobile */
    .banner { padding: 48px 0; }
    .banner__inner h2 { font-size: clamp(22px, 5.5vw, 38px); letter-spacing: -.02em; }
    .banner__inner p { font-size: 14px; }

    /* Section head */
    .secHead { margin: 36px 0 20px; }
    .secHead h2 { font-size: clamp(22px, 5.5vw, 34px); }

    /* Contact */
    .contact { padding: 44px 0; }
    .contact__left h2, .contact h2 { font-size: clamp(22px, 5.5vw, 34px); }
}

@media (max-width:520px) {
    .container { width: calc(100% - 24px); }

    .tiles {
        gap: 8px
    }

    .tile__n {
        font-size: 30px
    }

    .tile__t {
        font-size: 9px
    }

    .countTitle {
        font-size: 22px
    }

    .courseGrid {
        grid-template-columns: 1fr
    }

    .heroBtn,
    .pillWA {
        width: 100%;
        justify-content: center
    }

    .heroBtn__ico {
        display: none
    }

    /* Banner küçük ekran */
    .banner { padding: 36px 0; }
    .banner__inner h2 { font-size: clamp(20px, 5.5vw, 38px); }
    .secHead { margin: 28px 0 16px; }
    .secHead h2 { font-size: clamp(20px, 5.5vw, 34px); }

    /* top-announce */
    .top-announce { font-size: 12px; padding: 6px 0; }

    /* Float call - sadece ikon göster */
    .floatCall span { display: none; }
    .floatCall {
        width: 52px;
        height: 52px;
        padding: 0;
        border-radius: 50%;
        justify-content: center;
        gap: 0;
        font-size: 22px;
    }
}

@media (max-width: 390px) {
    .container { width: calc(100% - 20px); }

    .siteFooter__nav { gap: 8px 12px; }
    .siteFooter__nav a { font-size: 13px; padding: 8px 4px; }
    .siteFooter__logo { width: auto; height: 76px; }

    .banner { padding: 30px 0; }
    .banner__inner h2 { font-size: 20px; }
}

/* ================================
   GRADE PICK — OLAYLI / ŞATAFATLI
   (main.css en alt)
   ================================ */

.gradePick {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    background:
        radial-gradient(900px 560px at 18% 18%, rgba(245, 158, 11, .18), transparent 60%),
        radial-gradient(980px 620px at 86% 22%, rgba(6, 182, 212, .20), transparent 62%),
        radial-gradient(700px 520px at 50% 105%, rgba(15, 58, 102, .16), transparent 62%),
        linear-gradient(180deg, #ffffff 0%, #f7fbff 55%, #ffffff 100%);
}

.gradePick__fx {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

/* Büyük “ışık balonları” */
.fxBlob {
    position: absolute;
    width: 520px;
    height: 520px;
    border-radius: 999px;
    filter: blur(18px) saturate(1.2);
    opacity: .65;
    mix-blend-mode: multiply;
    animation: blobFloat 10s ease-in-out infinite;
}

.fxBlob--a {
    left: -180px;
    top: -160px;
    background: radial-gradient(circle at 30% 30%, rgba(6, 182, 212, .55), transparent 62%);
}

.fxBlob--b {
    right: -220px;
    top: -120px;
    background: radial-gradient(circle at 30% 30%, rgba(245, 158, 11, .55), transparent 62%);
    animation-duration: 12s;
}

.fxBlob--c {
    left: 22%;
    bottom: -320px;
    width: 680px;
    height: 680px;
    background: radial-gradient(circle at 35% 35%, rgba(15, 58, 102, .45), transparent 62%);
    animation-duration: 14s;
}

@keyframes blobFloat {

    0%,
    100% {
        transform: translate3d(0, 0, 0) scale(1);
    }

    50% {
        transform: translate3d(18px, -10px, 0) scale(1.06);
    }
}

/* Parıltı “spark” noktaları */
.fxSpark {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .9);
    box-shadow:
        0 0 0 6px rgba(6, 182, 212, .10),
        0 0 24px rgba(6, 182, 212, .35);
    opacity: .75;
    animation: spark 2.6s ease-in-out infinite;
}

.fxSpark--1 {
    left: 14%;
    top: 38%;
    animation-delay: .0s;
}

.fxSpark--2 {
    left: 78%;
    top: 42%;
    animation-delay: .6s;
    box-shadow: 0 0 0 6px rgba(245, 158, 11, .10), 0 0 24px rgba(245, 158, 11, .35);
}

.fxSpark--3 {
    left: 52%;
    top: 18%;
    animation-delay: 1.1s;
}

@keyframes spark {

    0%,
    100% {
        transform: scale(1);
        opacity: .65;
    }

    50% {
        transform: scale(1.55);
        opacity: 1;
    }
}

/* İçerik katmanını öne al */
.gradePick__inner {
    position: relative;
    z-index: 1;
}

/* Başlık: shimmer + güçlü vurgu */
.gradePick__title {
    position: relative;
    display: inline-block;
}

.gradePick__title b {
    position: relative;
    padding: 0 .25em;
    border-radius: 12px;
    background:
        linear-gradient(90deg, rgba(6, 182, 212, .18), rgba(245, 158, 11, .14));
}

.gradePick__title b::after {
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: 14px;
    background: linear-gradient(90deg, rgba(6, 182, 212, .0), rgba(255, 255, 255, .55), rgba(245, 158, 11, .0));
    filter: blur(2px);
    opacity: .55;
    animation: shimmer 2.8s linear infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-35%);
    }

    100% {
        transform: translateX(35%);
    }
}

/* GradeGrid daha sahne gibi dursun */
.gradeGrid {
    margin-top: 18px;
    gap: 34px 52px;
}

/* GradeBall: neon ring + hover parlaması */
.gradeBall {
    width: 176px;
    height: 176px;
    transform: translateZ(0);
}

.gradeBall__ring {
    border: 1px solid rgba(15, 23, 42, .10);
    box-shadow:
        0 26px 70px rgba(15, 23, 42, .10),
        0 0 0 10px color-mix(in srgb, var(--g) 14%, transparent 86%);
}

/* Ring etrafına neon glow */
.gradeBall::before {
    content: "";
    position: absolute;
    inset: -10px;
    border-radius: 999px;
    background: radial-gradient(circle at 50% 50%,
            color-mix(in srgb, var(--g) 38%, transparent 62%),
            transparent 62%);
    filter: blur(10px);
    opacity: .55;
    transition: opacity .2s ease, transform .2s ease;
}

.gradeBall__core {
    width: 122px;
    height: 122px;
    border: 1px solid rgba(15, 23, 42, .08);
    background: rgba(255, 255, 255, .96);
}

.gradeBall__num {
    font-size: 46px;
}

.gradeBall__lbl {
    font-size: 14px;
    max-width: 118px;
    line-height: 1.12;
    word-break: break-word;
}

/* Hover: kart “premium” hissi */
.gradeBall:hover {
    transform: translateY(-6px) scale(1.02);
}

.gradeBall:hover::before {
    opacity: .9;
    transform: scale(1.03);
}

.gradeBall:hover .gradeBall__core {
    box-shadow:
        0 22px 50px rgba(15, 23, 42, .16),
        0 0 0 6px color-mix(in srgb, var(--g) 12%, transparent 88%);
}

/* Mobilde dengeli kalsın */
@media (max-width:820px) {
    .gradeGrid {
        gap: 16px 14px;
    }

    .gradeBall {
        width: 100%;
        height: auto;
        aspect-ratio: 1/1;
    }

    .gradeBall__core {
        width: 72%;
        height: 72%;
    }

    .fxBlob {
        opacity: .40;
        filter: blur(22px);
    }

    .fxSpark {
        display: none;
    }

    /* mobilde gereksiz kalabalık olmasın */
}

/* GradeBall emoji badge */
.gradeBall__badge {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 34px;
    height: 34px;
    border-radius: 999px;
    display: grid;
    place-items: center;
    font-size: 18px;
    background: rgba(255, 255, 255, .92);
    border: 1px solid rgba(15, 23, 42, .10);
    box-shadow: 0 10px 24px rgba(15, 23, 42, .10);
}

@media (max-width: 820px) {
    .gradeBall__badge {
        top: 10px;
        right: 10px;
        width: 32px;
        height: 32px;
        font-size: 17px;
    }
}

/* =========================================================
   FIX v2 — Grade rozetleri büyüt + core içine tam oturt
   main.css EN ALT
   ========================================================= */

.gradeBall {
    position: relative;
}

/* Rozet artık "çekirdeğin içinde" ve daha büyük */
.gradeBall__badge {
    position: absolute;
    top: 50% !important;
    left: 50% !important;
    right: auto !important;
    bottom: auto !important;
    transform: translate(-50%, -50%) !important;

    /* ⬆️ BÜYÜTÜLDÜ */
    width: 42px;
    height: 42px;
    font-size: 22px;

    border-radius: 999px;
    display: grid;
    place-items: center;

    /* Core ile uyumlu premium görünüm */
    background: rgba(255, 255, 255, .98);
    border: 1px solid rgba(15, 23, 42, .12);
    box-shadow:
        0 12px 28px rgba(15, 23, 42, .14),
        inset 0 0 0 3px rgba(6, 182, 212, .10);
}

/* Hover’da hafif vurgu */
.gradeBall:hover .gradeBall__badge {
    transform: translate(-50%, -50%) scale(1.06) !important;
}

/* Mobil uyum */
@media (max-width: 820px) {
    .gradeBall__badge {
        width: 38px;
        height: 38px;
        font-size: 20px;
    }
}

/* =========================
   FOOTER — Etkin tarzı (beyaz, ferah, 3 kolon)
   ========================= */

.siteFooter {
    background: #fff;
    border-top: 1px solid rgba(15, 23, 42, .10);
    padding: 28px 0;
}

.siteFooter__in {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 18px;
}

/* LEFT */
.siteFooter__brand {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.siteFooter__logo {
    width: auto;
    height: 100px;
    object-fit: contain;
    mix-blend-mode: multiply;
}

.siteFooter__brandText {
    line-height: 1.05;
}

.siteFooter__name {
    font-weight: 950;
    letter-spacing: -.02em;
    color: #0b1220;
    font-size: 28px;
}

.siteFooter__sub {
    margin-top: 2px;
    font-weight: 900;
    letter-spacing: .22em;
    color: rgba(15, 23, 42, .55);
    font-size: 12px;
}

/* CENTER */
.siteFooter__nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 26px;
    flex-wrap: wrap;
}

.siteFooter__nav a {
    font-weight: 900;
    color: rgba(15, 23, 42, .65);
    padding: 10px 6px;
    border-radius: 10px;
    white-space: nowrap;
}

.siteFooter__nav a:hover {
    color: rgba(15, 23, 42, .92);
    background: rgba(6, 182, 212, .08);
}

/* RIGHT */
.siteFooter__right {
    display: flex;
    justify-content: flex-end;
}

.siteFooter__credit {
    font-weight: 850;
    color: rgba(15, 23, 42, .62);
    white-space: nowrap;
}

.siteFooter__credit b {
    font-weight: 950;
    letter-spacing: .08em;
    color: rgba(15, 23, 42, .72);
}

.siteFooter__sep {
    margin: 0 8px;
    color: rgba(15, 23, 42, .35);
}

/* RESPONSIVE */
@media (max-width: 980px) {
    .siteFooter__in {
        grid-template-columns: 1fr;
        justify-items: center;
        text-align: center;
        gap: 14px;
    }

    .siteFooter__right {
        justify-content: center;
    }

    .siteFooter__nav {
        gap: 14px 18px;
    }

    .siteFooter__credit {
        white-space: normal;
    }
}

@media (max-width: 520px) {
    .siteFooter { padding: 22px 0; }
    .siteFooter__nav { gap: 8px 12px; }
    .siteFooter__logo { width: auto; height: 88px; }
}

.btn--login {
    padding: 10px 18px;
    border-radius: 999px;
    font-weight: 700;
    letter-spacing: .02em;
    color: #0f172a;
    background: rgba(255, 255, 255, .65);
    border: 1px solid rgba(15, 23, 42, .15);
    backdrop-filter: blur(8px);
    transition: all .2s ease;
}

.btn--login:hover {
    background: rgba(15, 23, 42, .06);
    border-color: rgba(15, 23, 42, .35);
    transform: translateY(-1px);
}

/* HERO görsel alanını kare yap + içeriği ortala */
.heroPhoto {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    /* kare alan */
    border-radius: 26px;
    /* senin köşelere uyumlu */
    overflow: hidden;
    display: grid;
    place-items: center;
}

/* Slider img'leri kare içine düzgün oturt */
.heroPhoto--slider .heroSlide {
    width: 100%;
    height: 100%;
    object-fit: contain;
    /* LOGO için en doğrusu */
    object-position: center;
    padding: 28px;
    /* kenarlardan boşluk (logolar daha şık durur) */
    background: transparent;
    /* görselin arka planına karışmasın */
}

/* Eğer bazı görsellerde beyaz boşluk varsa ve koyu alanda kötü duruyorsa:
   (bu görselin kendisinde beyaz zemin varsa CSS bunu silemez; PNG şeffaf olmalı) */
/* =========================
   HERO (FINAL) — kare alan + ortalı logo/slider
   ========================= */

.hero__right {
    justify-content: flex-end;
}

/* masaüstü */

.heroPhoto {
    position: relative;
    width: min(420px, 100%);
    max-width: 520px;

    aspect-ratio: 1 / 1;
    /* kare */
    height: auto;
    /* height 340px'i kaldırıyoruz */

    border-radius: 26px;
    overflow: hidden;

    display: grid;
    place-items: center;

    background: rgba(255, 255, 255, .10);
    border: 1px solid rgba(255, 255, 255, .16);
}

/* Normal tek görsel (heroImage) veya slider içindeki img aynı davranır */
.heroPhoto img {
    width: 100%;
    height: 100%;
    padding: 0;
    /* boşluk kaldır */
    object-fit: cover;
    /* TAM doldur */
    object-position: center;
}

/* Mobil */
@media (max-width:820px) {
    .hero__right {
        justify-content: center;
    }

    .heroPhoto {
        width: 100%;
        max-width: 520px;
        border-radius: 20px;
    }

    .heroPhoto img {
        padding: 18px;
    }
}

/* Accordion list */
.accList {
    display: grid;
    gap: 22px;
}

.accHead {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 18px 18px 74px;
    border-radius: 18px;
    border: 1px solid rgba(15, 23, 42, .10);
    background: #fff;
    box-shadow: 0 12px 26px rgba(15, 23, 42, .10);
    cursor: pointer;
    position: relative;
    text-align: left;
}

.accIcon {
    position: absolute;
    left: -28px;
    top: 50%;
    transform: translateY(-50%);
    width: 86px;
    height: 86px;
    border-radius: 999px;
    display: grid;
    place-items: center;
    font-size: 32px;
    background: #fff;
    border: 2px solid rgba(6, 182, 212, .35);
    box-shadow: 0 14px 28px rgba(15, 23, 42, .14);
}

.accTitle {
    font-size: 28px;
    font-weight: 950;
    color: var(--aqua);
}

.accPlus {
    margin-left: auto;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    font-size: 28px;
    font-weight: 900;
    color: rgba(15, 23, 42, .55);
    background: rgba(15, 23, 42, .04);
    border: 1px solid rgba(15, 23, 42, .08);
}

.accHead[aria-expanded="true"] .accPlus {
    transform: rotate(45deg);
}

.accBody {
    margin-top: 12px;
    border-radius: 18px;
    background: #fff;
    border: 1px solid rgba(15, 23, 42, .08);
    box-shadow: 0 12px 26px rgba(15, 23, 42, .08);
    overflow: hidden;
}

.accBody__in {
    padding: 18px 18px 20px;
    color: rgba(15, 23, 42, .78);
    line-height: 1.75;
    font-weight: 650;
}

@media (max-width:820px) {
    .accHead {
        padding-left: 64px;
    }

    .accIcon {
        width: 74px;
        height: 74px;
        left: -22px;
        font-size: 28px;
    }

    .accTitle {
        font-size: 22px;
    }
}

/* =====================================================
   STICKY NAVBAR ANCHOR OFFSET
   Sticky navbar (120px) + top-announce (~32px) altında
   anchor linklerin arkasına girmesin
   ===================================================== */
section[id],
main[id] {
    scroll-margin-top: 130px;
}

@media (max-width: 860px) {
    section[id],
    main[id] {
        scroll-margin-top: 115px;
    }
}

@media (max-width: 400px) {
    section[id],
    main[id] {
        scroll-margin-top: 100px;
    }
}