/* ==========================================================================
   Lider Sancak Koleji — Kurumsal Web Sitesi
   Renk sistemi: markanın lacivert (#203798), mavi (#0653cb) ve
   logodaki açık mavi (#4fb3e8) tonları üzerine kuruludur.
   ========================================================================== */

:root {
	--navy-900: #131f4f;
	--navy-800: #1a2a6b;
	--navy: #203798;          /* marka laciverti */
	--blue: #0653cb;          /* marka mavisi */
	--sky: #4fb3e8;           /* logo açık mavisi */
	--sky-100: #e8f4fc;
	--gold: #f2a815;          /* vurgu / CTA */
	--gold-dark: #d99206;
	--ink: #22293b;
	--ink-soft: #5a6478;
	--line: #e4e8f0;
	--bg: #ffffff;
	--bg-gray: #f5f7fb;
	--radius: 14px;
	--shadow-sm: 0 2px 10px rgba(19, 31, 79, .07);
	--shadow-md: 0 10px 30px rgba(19, 31, 79, .12);
	--shadow-lg: 0 24px 60px rgba(19, 31, 79, .18);
	--font-head: "Montserrat", "Segoe UI", sans-serif;
	--font-body: "Open Sans", "Segoe UI", sans-serif;
	--topbar-h: 42px;
	--header-h: 100px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
	font-family: var(--font-body);
	font-size: 1rem;
	line-height: 1.7;
	color: var(--ink);
	background: var(--bg);
	overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; background: none; border: 0; }

.container {
	width: 100%;
	max-width: 1200px;
	margin-inline: auto;
	padding-inline: 24px;
}

/* ---------- Ortak bileşenler ---------- */
.section { padding: 96px 0; }
.section--gray { background: var(--bg-gray); }

.section__head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section__eyebrow {
	display: inline-block;
	font-family: var(--font-head);
	font-size: .78rem;
	font-weight: 700;
	letter-spacing: .22em;
	text-transform: uppercase;
	color: var(--blue);
	margin-bottom: 14px;
	position: relative;
}
.section__title {
	font-family: var(--font-head);
	font-size: clamp(1.7rem, 3.4vw, 2.5rem);
	font-weight: 800;
	line-height: 1.25;
	color: var(--navy-900);
}
.section__desc { margin-top: 16px; color: var(--ink-soft); font-size: 1.05rem; }

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	font-family: var(--font-head);
	font-size: .86rem;
	font-weight: 700;
	letter-spacing: .06em;
	text-transform: uppercase;
	padding: 15px 30px;
	border-radius: 999px;
	transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
	white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--blue); color: #fff; box-shadow: 0 8px 20px rgba(6, 83, 203, .3); }
.btn--primary:hover { background: var(--navy); }
.btn--gold { background: var(--gold); color: var(--navy-900); box-shadow: 0 8px 20px rgba(242, 168, 21, .35); }
.btn--gold:hover { background: var(--gold-dark); color: #fff; }
.btn--outline { border: 2px solid rgba(255, 255, 255, .75); color: #fff; }
.btn--outline:hover { background: #fff; color: var(--navy); }

/* Scroll ile görünme animasyonu */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	.reveal { opacity: 1; transform: none; transition: none; }
}

/* ==========================================================================
   TOPBAR
   ========================================================================== */
.topbar {
	background: var(--navy-900);
	color: #c8d4ee;
	font-size: .82rem;
	height: var(--topbar-h);
	position: relative;
	z-index: 60;
}
.topbar__inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.topbar__contact { display: flex; align-items: center; gap: 22px; }
.topbar__item { display: inline-flex; align-items: center; gap: 8px; color: #c8d4ee; font-weight: 600; transition: color .2s; }
.topbar__item:hover { color: #fff; }
.topbar__item svg { width: 14px; height: 14px; fill: none; stroke: var(--sky); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.topbar__social { display: flex; align-items: center; gap: 6px; }
.topbar__social a {
	display: inline-flex; align-items: center; justify-content: center;
	width: 28px; height: 28px; border-radius: 50%;
	transition: background .2s;
}
.topbar__social a:hover { background: rgba(255, 255, 255, .12); }
.topbar__social svg { width: 15px; height: 15px; fill: none; stroke: #c8d4ee; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.topbar__social a:hover svg { stroke: #fff; }
.topbar__social svg .dot { fill: #c8d4ee; stroke: none; }

/* ==========================================================================
   HEADER + NAV
   ========================================================================== */
.header {
	position: sticky;
	top: 0;
	z-index: 50;
	background: linear-gradient(135deg, var(--navy-800) 0%, var(--navy) 60%, #1e4ab0 100%);
	box-shadow: 0 4px 24px rgba(19, 31, 79, .25);
	transition: box-shadow .3s;
}
.header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	height: var(--header-h);
}
.header .container,
.topbar .container { max-width: 1560px; }
.nav__link { white-space: nowrap; }
.header__logo { display: inline-flex; align-items: center; flex: 0 0 auto; }
.header__logo img { height: 88px; width: auto; max-width: none; transition: height .3s; }
.header.is-scrolled { --header-h: 80px; }
.header.is-scrolled .header__logo img { height: 68px; }

.nav { display: flex; align-items: center; gap: 18px; }
.nav__list { display: flex; align-items: center; gap: 2px; }
.nav__item { position: relative; }
.nav__link {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-family: var(--font-head);
	font-size: .8rem;
	font-weight: 600;
	letter-spacing: .08em;
	text-transform: uppercase;
	color: #dbe6fb;
	padding: 12px 14px;
	border-radius: 8px;
	transition: color .2s, background .2s;
}
.nav__link:hover { color: #fff; background: rgba(255, 255, 255, .08); }
.nav__caret { width: 13px; height: 13px; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; transition: transform .25s; }
.nav__item--has-sub:hover .nav__caret { transform: rotate(180deg); }

.nav__sub {
	position: absolute;
	top: calc(100% + 12px);
	left: 0;
	min-width: 230px;
	background: #fff;
	border-radius: 12px;
	box-shadow: var(--shadow-lg);
	padding: 10px;
	opacity: 0;
	visibility: hidden;
	transform: translateY(10px);
	transition: opacity .25s, transform .25s, visibility .25s;
}
.nav__sub::before { content: ""; position: absolute; top: -12px; left: 0; right: 0; height: 12px; }
.nav__item--has-sub:hover .nav__sub,
.nav__item--has-sub.is-open .nav__sub { opacity: 1; visibility: visible; transform: none; }
.nav__sub a {
	display: block;
	padding: 10px 14px;
	font-size: .88rem;
	font-weight: 600;
	color: var(--ink);
	border-radius: 8px;
	transition: background .2s, color .2s, padding-left .2s;
}
.nav__sub a:hover { background: var(--sky-100); color: var(--blue); padding-left: 18px; }

.nav__cta { padding: 12px 22px; font-size: .78rem; }

.header__burger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.header__burger span { display: block; width: 26px; height: 3px; border-radius: 3px; background: #fff; transition: transform .3s, opacity .3s; }
.header__burger.is-active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.header__burger.is-active span:nth-child(2) { opacity: 0; }
.header__burger.is-active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
	position: relative;
	min-height: calc(100vh - var(--topbar-h) - 86px);
	min-height: 640px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	color: #fff;
	overflow: hidden;
}
.hero__slides { position: absolute; inset: 0; }
.hero__slide {
	position: absolute;
	inset: 0;
	background-size: cover;
	background-position: center;
	opacity: 0;
	transform: scale(1.08);
	transition: opacity 1.2s ease, transform 6.5s linear;
}
.hero__slide.is-active { opacity: 1; transform: scale(1); }
.hero__overlay {
	position: absolute;
	inset: 0;
	background: linear-gradient(100deg, rgba(19, 31, 79, .92) 0%, rgba(32, 55, 152, .78) 45%, rgba(6, 83, 203, .35) 100%);
}

.hero__content { position: relative; z-index: 2; padding-top: 40px; padding-bottom: 90px; }
.hero__eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	font-family: var(--font-head);
	font-size: .78rem;
	font-weight: 700;
	letter-spacing: .24em;
	text-transform: uppercase;
	color: var(--sky);
	margin-bottom: 22px;
}
.hero__eyebrow::before { content: ""; width: 42px; height: 2px; background: var(--gold); }

.hero__titles { position: relative; min-height: 175px; }
.hero__title {
	position: absolute;
	inset: 0;
	font-family: var(--font-head);
	font-size: clamp(2.1rem, 5vw, 3.6rem);
	font-weight: 800;
	line-height: 1.15;
	max-width: 760px;
	opacity: 0;
	transform: translateY(24px);
	transition: opacity .8s ease, transform .8s ease;
	pointer-events: none;
}
.hero__title.is-active { opacity: 1; transform: none; }
.hero__title span { color: var(--gold); display: block; }

.hero__sub { max-width: 560px; font-size: 1.08rem; color: #dbe6fb; margin: 8px 0 34px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 16px; }

/* TESAM proje okulu rozeti */
.hero__tesam {
	display: inline-flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 12px;
	margin-top: 30px;
	background: rgba(255, 255, 255, .1);
	border: 1px solid rgba(255, 255, 255, .22);
	backdrop-filter: blur(6px);
	border-radius: 999px;
	padding: 11px 22px;
	font-size: .94rem;
	color: #dbe6fb;
}
.hero__tesam > svg { width: 18px; height: 18px; fill: var(--gold); stroke: none; flex: 0 0 18px; }
.hero__tesam strong { color: #fff; font-weight: 700; }
.hero__tesam a {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	font-family: var(--font-head);
	font-size: .78rem;
	font-weight: 700;
	letter-spacing: .08em;
	text-transform: uppercase;
	color: var(--gold);
	transition: color .2s;
}
.hero__tesam a:hover { color: #fff; }
.hero__tesam a svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; transition: transform .25s; }
.hero__tesam a:hover svg { transform: translateX(4px); }

.hero__nav {
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	bottom: 34px;
	z-index: 3;
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 100%;
}
.hero__bullets { display: flex; gap: 10px; }
.hero__bullets button {
	width: 34px; height: 5px;
	border-radius: 3px;
	background: rgba(255, 255, 255, .3);
	transition: background .3s, width .3s;
}
.hero__bullets button.is-active { background: var(--gold); width: 52px; }
.hero__arrows { display: flex; gap: 10px; }
.hero__arrows button {
	width: 46px; height: 46px;
	border-radius: 50%;
	border: 1.5px solid rgba(255, 255, 255, .4);
	display: inline-flex; align-items: center; justify-content: center;
	transition: background .25s, border-color .25s;
}
.hero__arrows button:hover { background: var(--gold); border-color: var(--gold); }
.hero__arrows svg { width: 20px; height: 20px; fill: none; stroke: #fff; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

/* ==========================================================================
   BAŞVURU KARTLARI
   ========================================================================== */
.apply { margin-top: 48px; position: relative; z-index: 4; padding-bottom: 8px; }
.apply__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.apply__card {
	display: flex;
	align-items: center;
	gap: 18px;
	background: #fff;
	border-radius: var(--radius);
	padding: 26px 24px;
	box-shadow: var(--shadow-md);
	border-top: 4px solid var(--blue);
	color: var(--ink);
	transition: transform .3s, box-shadow .3s;
}
.apply__card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.apply__card--accent { border-top-color: var(--gold); }
.apply__icon {
	flex: 0 0 56px;
	width: 56px; height: 56px;
	border-radius: 14px;
	background: var(--sky-100);
	display: inline-flex; align-items: center; justify-content: center;
}
.apply__icon svg { width: 26px; height: 26px; fill: none; stroke: var(--blue); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.apply__card--accent .apply__icon { background: #fdf3dd; }
.apply__card--accent .apply__icon svg { stroke: var(--gold-dark); }
.apply__card h3 { font-family: var(--font-head); font-size: 1.02rem; font-weight: 700; color: var(--navy-900); }
.apply__card p { font-size: .86rem; color: var(--ink-soft); line-height: 1.5; margin-top: 3px; }
.apply__arrow { margin-left: auto; flex: 0 0 auto; }
.apply__arrow svg { width: 20px; height: 20px; fill: none; stroke: var(--blue); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; transition: transform .3s; }
.apply__card:hover .apply__arrow svg { transform: translateX(5px); }

/* ==========================================================================
   HAKKIMIZDA
   ========================================================================== */
.about__grid {
	display: grid;
	grid-template-columns: 1fr 1.05fr;
	gap: 64px;
	align-items: center;
}
.about__media { position: relative; }
.about__media img {
	border-radius: var(--radius);
	box-shadow: var(--shadow-lg);
	aspect-ratio: 4 / 4.6;
	object-fit: cover;
	width: 100%;
}
.about__badge {
	position: absolute;
	right: -22px;
	bottom: 36px;
	background: var(--gold);
	color: var(--navy-900);
	border-radius: 14px;
	padding: 18px 26px;
	text-align: center;
	box-shadow: var(--shadow-md);
}
.about__badge strong { display: block; font-family: var(--font-head); font-size: 2rem; font-weight: 800; line-height: 1; }
.about__badge span { font-size: .8rem; font-weight: 700; }
.about__text .section__title { margin-bottom: 22px; }
.about__text p { color: var(--ink-soft); margin-bottom: 16px; }
.about__text p strong { color: var(--ink); }
.about__list { margin: 10px 0 30px; display: grid; gap: 12px; }
.about__list li { display: flex; align-items: flex-start; gap: 12px; font-weight: 600; color: var(--ink); }
.about__list svg {
	flex: 0 0 22px;
	width: 22px; height: 22px;
	padding: 4px;
	border-radius: 50%;
	background: var(--sky-100);
	fill: none; stroke: var(--blue); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round;
	margin-top: 3px;
}

/* İstatistikler */
.stats {
	margin-top: 80px;
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 22px;
	background: linear-gradient(135deg, var(--navy-800), var(--navy) 55%, #1e4ab0);
	border-radius: 18px;
	padding: 44px 30px;
	box-shadow: var(--shadow-md);
}
.stats__item { text-align: center; color: #fff; position: relative; }
.stats__item + .stats__item::before {
	content: "";
	position: absolute;
	left: -11px; top: 50%;
	transform: translateY(-50%);
	height: 56px; width: 1px;
	background: rgba(255, 255, 255, .18);
}
.stats__item strong { display: block; font-family: var(--font-head); font-size: 2.6rem; font-weight: 800; color: var(--gold); line-height: 1.1; }
.stats__item span { font-size: .88rem; font-weight: 600; color: #c8d4ee; letter-spacing: .04em; }

/* ==========================================================================
   OKULLARIMIZ
   ========================================================================== */
.schools__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 26px;
}
.school-card {
	background: #fff;
	border-radius: var(--radius);
	overflow: hidden;
	box-shadow: var(--shadow-sm);
	display: flex;
	flex-direction: column;
	transition: transform .35s, box-shadow .35s;
}
.school-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.school-card__media { position: relative; overflow: hidden; aspect-ratio: 16 / 10.5; }
.school-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.school-card:hover .school-card__media img { transform: scale(1.07); }
.school-card__media::after {
	content: "";
	position: absolute; inset: 0;
	background: linear-gradient(to top, rgba(19, 31, 79, .45), transparent 55%);
}
.school-card__body { padding: 26px 26px 28px; display: flex; flex-direction: column; flex: 1; }
.school-card__body h3 {
	font-family: var(--font-head);
	font-size: 1.15rem;
	font-weight: 800;
	text-transform: uppercase;
	letter-spacing: .04em;
	color: var(--navy-900);
	margin-bottom: 10px;
	position: relative;
	padding-bottom: 12px;
}
.school-card__body h3::after { content: ""; position: absolute; left: 0; bottom: 0; width: 38px; height: 3px; border-radius: 2px; background: var(--gold); }
.school-card__body p { font-size: .92rem; color: var(--ink-soft); flex: 1; }
.school-card__link {
	margin-top: 18px;
	display: inline-flex; align-items: center; gap: 8px;
	font-family: var(--font-head);
	font-size: .8rem; font-weight: 700;
	letter-spacing: .1em; text-transform: uppercase;
	color: var(--blue);
}
.school-card__link svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; transition: transform .3s; }
.school-card__link:hover svg { transform: translateX(5px); }

/* ==========================================================================
   MİSYON BANDI
   ========================================================================== */
.mission {
	background: linear-gradient(120deg, var(--blue) 0%, var(--navy) 100%);
	color: #fff;
	padding: 90px 0;
	position: relative;
	overflow: hidden;
}
.mission::before {
	content: "";
	position: absolute;
	right: -140px; top: -140px;
	width: 420px; height: 420px;
	border-radius: 50%;
	background: rgba(255, 255, 255, .05);
}
.mission::after {
	content: "";
	position: absolute;
	left: -100px; bottom: -180px;
	width: 360px; height: 360px;
	border-radius: 50%;
	background: rgba(255, 255, 255, .05);
}
.mission__inner { max-width: 900px; text-align: center; position: relative; z-index: 1; }
.mission__quote { width: 46px; height: 46px; color: var(--gold); margin: 0 auto 24px; }
.mission h2 {
	font-family: var(--font-head);
	font-size: clamp(1.2rem, 2.4vw, 1.7rem);
	font-weight: 600;
	line-height: 1.55;
	margin-bottom: 22px;
}
.mission p { color: #cfe0fb; font-size: 1.05rem; font-weight: 600; }

/* ==========================================================================
   EĞİTİM MODELİ (özellikler)
   ========================================================================== */
.features__grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 24px;
}
.feature {
	background: #fff;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 34px 26px;
	transition: transform .3s, box-shadow .3s, border-color .3s;
}
.feature:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.feature__icon {
	width: 62px; height: 62px;
	border-radius: 16px;
	background: linear-gradient(135deg, var(--sky-100), #dcedfb);
	display: inline-flex; align-items: center; justify-content: center;
	margin-bottom: 20px;
	transition: background .3s;
}
.feature__icon svg { width: 28px; height: 28px; fill: none; stroke: var(--blue); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; transition: stroke .3s; }
.feature:hover .feature__icon { background: linear-gradient(135deg, var(--blue), var(--navy)); }
.feature:hover .feature__icon svg { stroke: #fff; }
.feature h3 { font-family: var(--font-head); font-size: 1.02rem; font-weight: 700; color: var(--navy-900); margin-bottom: 10px; }
.feature p { font-size: .88rem; color: var(--ink-soft); }

/* ==========================================================================
   CALLOUT (Neden LSC)
   ========================================================================== */
.callout { background: var(--bg-gray); padding-bottom: 96px; }
.callout__inner {
	display: grid;
	grid-template-columns: 1fr auto;
	gap: 48px;
	align-items: center;
	background: #fff;
	border-radius: 20px;
	border-left: 6px solid var(--gold);
	box-shadow: var(--shadow-md);
	padding: 54px 58px;
}
.callout h2 {
	font-family: var(--font-head);
	font-size: clamp(1.25rem, 2.4vw, 1.65rem);
	font-weight: 600;
	color: var(--navy-900);
	line-height: 1.4;
	margin-bottom: 18px;
}
.callout h2 strong { color: var(--blue); font-weight: 800; }
.callout p { color: var(--ink-soft); font-size: .96rem; }
.callout__cta {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 4px;
	width: 190px; height: 190px;
	border-radius: 50%;
	background: linear-gradient(135deg, var(--blue), var(--navy));
	color: #fff;
	text-align: center;
	font-family: var(--font-head);
	box-shadow: 0 16px 40px rgba(6, 83, 203, .35);
	transition: transform .35s, box-shadow .35s;
}
.callout__cta:hover { transform: scale(1.06) rotate(2deg); box-shadow: 0 22px 54px rgba(6, 83, 203, .45); }
.callout__cta span { font-size: .82rem; font-weight: 600; color: #cfe0fb; }
.callout__cta strong { font-size: 1.25rem; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; }
.callout__cta svg { width: 22px; height: 22px; fill: none; stroke: var(--gold); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; margin-top: 6px; }

/* ==========================================================================
   GALERİ
   ========================================================================== */
.gallery__grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	grid-auto-rows: 210px;
	gap: 18px;
}
.gallery__item {
	position: relative;
	border-radius: var(--radius);
	overflow: hidden;
	padding: 0;
	box-shadow: var(--shadow-sm);
}
.gallery__item--wide { grid-column: span 2; }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.gallery__item:hover img { transform: scale(1.08); }
.gallery__item::after {
	content: "";
	position: absolute; inset: 0;
	background: linear-gradient(to top, rgba(19, 31, 79, .72), transparent 55%);
	opacity: .85;
	transition: opacity .3s;
}
.gallery__item:hover::after { opacity: 1; }
.gallery__item span {
	position: absolute;
	left: 18px; bottom: 14px;
	z-index: 1;
	color: #fff;
	font-family: var(--font-head);
	font-size: .88rem;
	font-weight: 700;
	letter-spacing: .06em;
	text-transform: uppercase;
}

/* Lightbox */
.lightbox {
	position: fixed;
	inset: 0;
	z-index: 100;
	background: rgba(10, 16, 40, .92);
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 40px;
	opacity: 0;
	visibility: hidden;
	transition: opacity .3s, visibility .3s;
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox img {
	max-width: min(1100px, 100%);
	max-height: 100%;
	border-radius: 10px;
	box-shadow: var(--shadow-lg);
	transform: scale(.92);
	transition: transform .3s;
}
.lightbox.is-open img { transform: scale(1); }
.lightbox__close {
	position: absolute;
	top: 26px; right: 30px;
	width: 46px; height: 46px;
	border-radius: 50%;
	background: rgba(255, 255, 255, .1);
	display: inline-flex; align-items: center; justify-content: center;
	transition: background .25s;
}
.lightbox__close:hover { background: var(--gold); }
.lightbox__close svg { width: 20px; height: 20px; fill: none; stroke: #fff; stroke-width: 2.4; stroke-linecap: round; }

/* ==========================================================================
   İLETİŞİM
   ========================================================================== */
.contact__grid {
	display: grid;
	grid-template-columns: 1fr 1.25fr;
	gap: 32px;
	align-items: stretch;
}
.contact__info { display: flex; flex-direction: column; gap: 20px; }
.contact__card {
	display: flex;
	gap: 20px;
	background: #fff;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 26px;
	transition: box-shadow .3s, border-color .3s;
	flex: 1;
}
.contact__card:hover { box-shadow: var(--shadow-md); border-color: transparent; }
.contact__icon {
	flex: 0 0 54px;
	width: 54px; height: 54px;
	border-radius: 14px;
	background: linear-gradient(135deg, var(--blue), var(--navy));
	display: inline-flex; align-items: center; justify-content: center;
}
.contact__icon svg { width: 24px; height: 24px; fill: none; stroke: #fff; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.contact__card h3 { font-family: var(--font-head); font-size: 1rem; font-weight: 700; color: var(--navy-900); margin-bottom: 6px; }
.contact__card p { color: var(--ink-soft); font-size: .94rem; }
.contact__card p a { color: var(--ink); font-weight: 600; }
.contact__card p a:hover { color: var(--blue); }
.contact__card > div > a { display: inline-block; margin-top: 8px; font-size: .86rem; font-weight: 700; }
.contact__map {
	border-radius: var(--radius);
	overflow: hidden;
	box-shadow: var(--shadow-md);
	min-height: 420px;
}
.contact__map iframe { width: 100%; height: 100%; border: 0; display: block; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer { background: var(--navy-900); color: #aebbdb; }
.footer__grid {
	display: grid;
	grid-template-columns: 1.3fr .8fr .8fr 1.1fr;
	gap: 48px;
	padding: 72px 24px 56px;
}
.footer__logo { height: 58px; width: auto; margin-bottom: 20px; }
.footer__col p { font-size: .92rem; line-height: 1.7; }
.footer__col h4 {
	font-family: var(--font-head);
	font-size: .92rem;
	font-weight: 700;
	letter-spacing: .12em;
	text-transform: uppercase;
	color: #fff;
	margin-bottom: 20px;
	position: relative;
	padding-bottom: 12px;
}
.footer__col h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 32px; height: 3px; border-radius: 2px; background: var(--gold); }
.footer__col ul { display: grid; gap: 10px; }
.footer__col ul a { color: #aebbdb; font-size: .92rem; transition: color .2s, padding-left .2s; }
.footer__col ul a:hover { color: #fff; padding-left: 6px; }
.footer__social { display: flex; gap: 10px; margin-top: 22px; }
.footer__social a {
	width: 38px; height: 38px;
	border-radius: 50%;
	background: rgba(255, 255, 255, .08);
	display: inline-flex; align-items: center; justify-content: center;
	transition: background .25s, transform .25s;
}
.footer__social a:hover { background: var(--gold); transform: translateY(-3px); }
.footer__social svg { width: 17px; height: 17px; fill: none; stroke: #fff; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.footer__social svg .dot { fill: #fff; stroke: none; }

.footer__newsletter { display: flex; gap: 10px; margin-top: 16px; }
.footer__newsletter input {
	flex: 1;
	min-width: 0;
	background: rgba(255, 255, 255, .08);
	border: 1px solid rgba(255, 255, 255, .15);
	border-radius: 999px;
	padding: 12px 20px;
	color: #fff;
	font-family: var(--font-body);
	font-size: .9rem;
	outline: none;
	transition: border-color .2s, background .2s;
}
.footer__newsletter input::placeholder { color: #8ea0c9; }
.footer__newsletter input:focus { border-color: var(--sky); background: rgba(255, 255, 255, .12); }
.footer__newsletter .btn { padding: 12px 20px; font-size: .74rem; }
.footer__note { font-size: .8rem !important; color: #8ea0c9; margin-top: 12px; }

.footer__bottom { border-top: 1px solid rgba(255, 255, 255, .1); }
.footer__bottom-inner {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	align-items: center;
	justify-content: space-between;
	padding-block: 22px;
	font-size: .84rem;
	color: #8ea0c9;
}

/* Yukarı çık butonu */
.to-top {
	position: fixed;
	right: 26px; bottom: 26px;
	z-index: 90;
	width: 48px; height: 48px;
	border-radius: 50%;
	background: var(--blue);
	box-shadow: 0 10px 26px rgba(6, 83, 203, .4);
	display: inline-flex; align-items: center; justify-content: center;
	opacity: 0;
	visibility: hidden;
	transform: translateY(14px);
	transition: opacity .3s, transform .3s, visibility .3s, background .3s;
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--navy); }
.to-top svg { width: 20px; height: 20px; fill: none; stroke: #fff; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (min-width: 1241px) and (max-width: 1620px) {
	.nav__cta { display: none; }
	.header__logo img { height: 72px; }
	.header.is-scrolled .header__logo img { height: 60px; }
}
@media (min-width: 1241px) and (max-width: 1360px) {
	.nav__link { padding: 12px 8px; font-size: .72rem; }
}
@media (max-width: 1080px) {
	.features__grid { grid-template-columns: repeat(2, 1fr); }
	.nav__link { padding: 12px 10px; font-size: .74rem; }
}

/* Mobil menü (hamburger) — geniş menü 1160 altına sığmadığı için eşik 1160 */
@media (max-width: 1240px) {
	.header__burger { display: flex; }
	.nav {
		position: fixed;
		top: 0; right: 0;
		height: 100dvh;
		width: min(340px, 88vw);
		background: var(--navy-900);
		flex-direction: column;
		align-items: stretch;
		gap: 0;
		padding: 96px 26px 40px;
		transform: translateX(100%);
		transition: transform .4s cubic-bezier(.22, 1, .36, 1);
		overflow-y: auto;
		box-shadow: -20px 0 60px rgba(0, 0, 0, .3);
	}
	.nav.is-open { transform: none; }
	.nav__list { flex-direction: column; align-items: stretch; gap: 4px; }
	.nav__item { width: 100%; }
	.nav__link { width: 100%; justify-content: space-between; padding: 14px 12px; font-size: .86rem; white-space: normal; }
	.nav__sub {
		position: static;
		opacity: 1;
		visibility: visible;
		transform: none;
		box-shadow: none;
		background: rgba(255, 255, 255, .05);
		border-radius: 10px;
		display: none;
		min-width: 0;
		margin: 2px 0 8px;
	}
	.nav__item--has-sub.is-open .nav__sub { display: block; }
	.nav__sub a { color: #dbe6fb; }
	.nav__sub a:hover { background: rgba(255, 255, 255, .08); color: #fff; }
	.nav__cta { margin-top: 22px; text-align: center; }
}

@media (max-width: 960px) {
	.section { padding: 72px 0; }

	.hero { min-height: 560px; }
	.hero__titles { min-height: 150px; }

	.apply__grid { grid-template-columns: 1fr; }
	.apply { margin-top: 36px; }

	.about__grid { grid-template-columns: 1fr; gap: 48px; }
	.about__media { max-width: 520px; }
	.about__badge { right: 18px; }
	.stats { grid-template-columns: repeat(2, 1fr); gap: 34px 22px; }
	.stats__item + .stats__item::before { display: none; }

	.callout__inner { grid-template-columns: 1fr; padding: 40px 32px; justify-items: center; text-align: center; }
	.gallery__grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 190px; }
	.contact__grid { grid-template-columns: 1fr; }
	.contact__map { min-height: 340px; }
	.footer__grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 600px) {
	:root { --header-h: 82px; }
	.header__logo img { height: 64px; }
	.topbar__item--mail, .topbar__item--alt { display: none; }
	.hero__titles { min-height: 230px; }
	.hero__content { padding-bottom: 175px; }
	.hero__nav { flex-direction: column; align-items: flex-start; gap: 16px; }
	.gallery__grid { grid-template-columns: 1fr; grid-auto-rows: 220px; }
	.gallery__item--wide { grid-column: span 1; }
	.features__grid { grid-template-columns: 1fr; }
	.footer__grid { grid-template-columns: 1fr; padding-top: 56px; }
	.callout__cta { width: 170px; height: 170px; }
	.stats { padding: 36px 22px; }
	.stats__item strong { font-size: 2.1rem; }
}

/* ==========================================================================
   DANIŞMA KURULU (TESAM Yüksek İstişare Heyeti)
   ========================================================================== */
.section__eyebrow--light { color: var(--sky); }
.board { text-align: center; }
.board--photo {
	background-size: cover;
	background-position: center;
}
.board--photo::before {
	content: "";
	position: absolute;
	inset: 0;
	width: auto;
	height: auto;
	border-radius: 0;
	background: linear-gradient(115deg, rgba(19, 31, 79, .95) 0%, rgba(32, 55, 152, .9) 55%, rgba(6, 83, 203, .78) 100%);
}
.board--photo::after { display: none; }
.board--photo { position: relative; overflow: hidden; }
.board__inner { position: relative; z-index: 1; max-width: 880px; margin: 0 auto; }
.board__eyebrow {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 18px;
	font-family: var(--font-head);
	font-size: .78rem;
	font-weight: 600;
	letter-spacing: .34em;
	text-transform: uppercase;
	color: var(--sky);
	margin-bottom: 22px;
}
.board__eyebrow span { width: 52px; height: 1px; background: rgba(255, 255, 255, .3); }
.board__title {
	font-family: "Playfair Display", Georgia, serif !important;
	font-size: clamp(2.4rem, 4.6vw, 3.6rem) !important;
	font-weight: 600 !important;
	letter-spacing: .01em;
	color: #fff;
	margin-bottom: 0 !important;
}
.board__ornament {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 14px;
	margin: 24px 0 30px;
}
.board__ornament span {
	width: 70px;
	height: 1px;
	background: linear-gradient(90deg, transparent, var(--gold));
}
.board__ornament span:last-child { background: linear-gradient(90deg, var(--gold), transparent); }
.board__ornament svg { width: 11px; height: 11px; fill: none; stroke: var(--gold); stroke-width: 1.6; }
.board__statement {
	font-family: "Playfair Display", Georgia, serif;
	font-size: clamp(1.2rem, 2.2vw, 1.6rem);
	font-weight: 500;
	line-height: 1.75;
	color: #e8eefc;
	max-width: 800px;
	margin: 0 auto;
}
.board__statement em {
	font-style: italic;
	color: var(--gold);
}
.board__cta { margin-top: 40px; }
.board__head h2 {
	font-family: var(--font-head);
	font-size: clamp(1.7rem, 3.2vw, 2.4rem);
	font-weight: 800;
	margin-bottom: 14px;
}
.board__desc { max-width: 640px; margin: 0 auto; color: #cfe0fb; font-size: 1.02rem; }
.board__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
	gap: 34px 22px;
	margin-top: 52px;
	position: relative;
	z-index: 1;
}
.board__card { display: flex; flex-direction: column; align-items: center; }
.board__card img {
	width: 132px; height: 132px;
	border-radius: 50%;
	object-fit: cover;
	border: 4px solid rgba(255, 255, 255, .25);
	box-shadow: 0 10px 30px rgba(10, 16, 40, .35);
	margin-bottom: 16px;
	transition: transform .3s, border-color .3s;
}
.board__card:hover img { transform: translateY(-5px) scale(1.04); border-color: var(--gold); }
.board__card strong {
	font-family: var(--font-head);
	font-size: .98rem;
	font-weight: 700;
	color: #fff;
	line-height: 1.35;
}
.board__card span {
	font-size: .8rem;
	font-weight: 600;
	color: #aebbdb;
	margin-top: 5px;
	max-width: 220px;
}
.board__cta { margin-top: 48px; position: relative; z-index: 1; }
@media (max-width: 600px) {
	.board__grid { grid-template-columns: repeat(2, 1fr); gap: 28px 14px; }
	.board__card img { width: 104px; height: 104px; }
}