/* ============================================================================
   Zonguldak Celikordu Spor Kulubu - Genel Site Stili
   Ozel (Bootstrap'siz) vanilla CSS - kulup renkleri: lacivert / kirmizi / beyaz
   ============================================================================ */

:root {
    --color-navy: #0b1f4b;
    --color-navy-dark: #071230;
    --color-navy-light: #16306f;
    --color-red: #c81e2c;
    --color-red-dark: #9c1420;
    --color-white: #ffffff;
    --color-gray-50: #f6f7fa;
    --color-gray-100: #eceef3;
    --color-gray-300: #cbd1dd;
    --color-gray-600: #5b6373;
    --color-gray-900: #1a1d24;

    --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

    --container-width: 1200px;
    --radius: 10px;
    --shadow-sm: 0 2px 8px rgba(11, 31, 75, 0.08);
    --shadow-md: 0 8px 24px rgba(11, 31, 75, 0.14);
    --shadow-lg: 0 20px 45px rgba(11, 31, 75, 0.22);
    --shadow-glow-red: 0 10px 28px rgba(200, 30, 44, 0.35);
    --gradient-navy: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
    --gradient-red: linear-gradient(135deg, var(--color-red) 0%, var(--color-red-dark) 100%);
    --transition: 0.2s ease;
    --transition-slow: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Google Font'lar artik <head> icinde <link rel="preconnect"> + <link rel="stylesheet">
   ile yukleniyor (includes/header.php, admin/includes/admin-header.php) - CSS icindeki
   @import render'i bloke ettigi icin kaldirildi. Font yuklenemezse asagidaki
   font-family fallback listeleri sistem fontuna duser. */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: var(--font-body);
    color: var(--color-gray-900);
    background: var(--color-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Icerik kisa oldugunda bile footer'in viewport altina yapismasini saglar
   (kisa sayfalarda footer altinda beyaz bosluk kalmasini onler) */
#main-content { flex: 1 0 auto; }

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--color-navy);
    line-height: 1.25;
    margin: 0 0 0.6em;
}

h1 { font-size: clamp(1.9rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; }

a { color: var(--color-red); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; display: block; }

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.25rem;
}

.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    background: var(--color-navy);
    color: var(--color-white);
    padding: 0.75em 1.25em;
    z-index: 1000;
}
.skip-link:focus {
    left: 0.5rem;
    top: 0.5rem;
}

:focus-visible {
    outline: 3px solid var(--color-red);
    outline-offset: 2px;
}

/* ---------------------------------------------------------------------- */
/* Ust bilgi cubugu                                                        */
/* ---------------------------------------------------------------------- */
.topbar {
    background: var(--color-navy-dark);
    color: var(--color-white);
    font-size: 0.85rem;
}
.topbar__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.4rem 1.25rem;
    gap: 1rem;
    flex-wrap: wrap;
}
.topbar a { color: var(--color-white); opacity: 0.9; display: inline-flex; align-items: center; gap: 0.4rem; }
.topbar a:hover { opacity: 1; text-decoration: underline; }
.topbar__contact { display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap; }
.topbar__social { display: flex; align-items: center; }

/* Dar ekranlarda ust bilgi cubugu metinleri gizlenir, sadece ikonlar kalir -
   boylece cubuk her zaman tek satirda kalir, alt icerigi asagi itmez.
   Erisilebilirlik icin metin DOM'dan kaldirilmaz, ilgili <a> etiketine
   aria-label eklenmistir (bkz. includes/header.php). */
@media (max-width: 560px) {
    .topbar__inner { flex-wrap: nowrap; padding: 0.4rem 1rem; justify-content: center; gap: 1.5rem; }
    .topbar__contact { gap: 1.5rem; }
    .topbar__label { display: none; }
    .topbar a { gap: 0; }
}
.icon-sm { width: 15px; height: 15px; flex-shrink: 0; }
address a, .site-footer a, .card address span { display: inline-flex; align-items: center; gap: 0.4rem; }

/* Adres gibi birden fazla satira sarabilen metinlerde ikonu ilk satirla hizalar */
.address-line { display: flex; align-items: flex-start; gap: 0.5rem; }
.address-line .icon-sm { margin-top: 0.2em; }

/* ---------------------------------------------------------------------- */
/* Nav                                                                     */
/* ---------------------------------------------------------------------- */
.site-header {
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: box-shadow var(--transition);
}
.site-header.is-scrolled { box-shadow: var(--shadow-md); }
.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 1.25rem;
    gap: 1rem;
}
/* Logo+marka ve hamburger butonu, kirilamayan TEK bir flex ogesi olarak
   gruplanir - boylece dar ekranlarda flex-wrap satir kirma karari bu ikisini
   asla birbirinden ayirip hamburger'i alt satira dusuremez (wrap karari
   metnin kucultulebilirligine degil, ogelerin dogal/kirilmamis genisligine
   bakarak verilir - bu yuzden tek parca bir kap gerekir). Tasan genislik
   varsa kucultme bu kabin ICINDE, kendi nowrap baglaminda gerceklesir. */
.site-header__row {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1 1 auto;
    min-width: 0;
}
.brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    color: var(--color-navy);
    min-width: 0;
    flex: 1 1 auto;
}
.brand:hover { text-decoration: none; }
.brand__logo {
    height: 52px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
}
.brand__text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--color-navy);
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
    flex-shrink: 1;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    background: none;
    border: 2px solid var(--color-navy);
    border-radius: 6px;
    cursor: pointer;
}
.nav-toggle__bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-navy);
    margin: 0 auto;
}

.main-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 1.5rem;
    flex-wrap: wrap;
}
.main-nav a {
    color: var(--color-navy);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
}
.main-nav a:hover,
.main-nav a[aria-current="page"] {
    color: var(--color-red);
    border-bottom-color: var(--color-red);
    text-decoration: none;
}

@media (max-width: 900px) {
    .nav-toggle { display: flex; }
    .main-nav {
        display: none;
        width: 100%;
        order: 3;
    }
    .main-nav.is-open { display: block; }
    .main-nav ul {
        flex-direction: column;
        gap: 0;
        border-top: 1px solid var(--color-gray-100);
        padding: 0.5rem 0;
    }
    .main-nav a { display: block; padding: 0.75rem 0.25rem; }
    .site-header__inner { flex-wrap: wrap; }
}

/* ---------------------------------------------------------------------- */
/* Butonlar                                                                */
/* ---------------------------------------------------------------------- */
.btn {
    position: relative;
    display: inline-block;
    padding: 0.75em 1.6em;
    border-radius: var(--radius);
    font-weight: 600;
    font-family: var(--font-heading);
    letter-spacing: 0.02em;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
    text-decoration: none !important;
    text-align: center;
}
.btn:hover { transform: translateY(-3px); }
.btn--primary { background: var(--gradient-red); color: var(--color-white); box-shadow: 0 6px 16px rgba(200, 30, 44, 0.25); }
.btn--primary:hover { box-shadow: var(--shadow-glow-red); }
.btn--outline {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.55);
    color: var(--color-white);
    backdrop-filter: blur(6px);
}
.btn--outline:hover { background: var(--color-white); color: var(--color-navy); border-color: var(--color-white); }
.btn--navy { background: var(--gradient-navy); color: var(--color-white); }
.btn--navy:hover { box-shadow: var(--shadow-lg); }
.btn--sm { padding: 0.45em 1em; font-size: 0.85rem; }
.btn--danger { background: var(--color-red); color: var(--color-white); }
.btn--block { display: block; width: 100%; }

/* ---------------------------------------------------------------------- */
/* Hero                                                                    */
/* ---------------------------------------------------------------------- */
.hero {
    position: relative;
    background: linear-gradient(160deg, var(--color-navy-dark) 0%, var(--color-navy) 55%, var(--color-navy-light) 100%);
    color: var(--color-white);
    overflow: hidden;
}
.hero__bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center 55%;
    opacity: 0.38;
}
.hero::before {
    /* Ust kattaki koyu gradient + kirmizi ton glow, metnin okunurlugunu artirir ve derinlik katar */
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 50% 15%, rgba(200, 30, 44, 0.22), transparent 70%),
        linear-gradient(180deg, rgba(7, 18, 48, 0.55) 0%, rgba(7, 18, 48, 0.75) 100%);
    z-index: 1;
}
.hero__inner {
    position: relative;
    z-index: 2;
    padding: 5.5rem 1.25rem 6.5rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}
.hero h1 {
    color: var(--color-white);
    text-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}
.hero__lead {
    font-size: 1.15rem;
    color: var(--color-gray-100);
    margin-bottom: 1.85rem;
}
.hero__actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

@media (max-width: 600px) {
    .hero__inner { padding: 3.5rem 1rem 4.5rem; }
    .hero__actions { flex-direction: column; align-items: stretch; }
}

/* Section gecis ayiricilari: dalga seklinde SVG, section sinirlarinda net gecis hissi verir */
.section-divider {
    /* Normal akistan cikarilip bolumun tam alt kenarina sabitlenir - boylece
       bolumun kendi alt padding'i dalgadan SONRA bosluk olarak gorunmez. */
    display: block;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    line-height: 0;
    z-index: 2;
}
.section-divider svg { display: block; width: 100%; height: 47px; margin-bottom: -1px; }
/* .section/.hero disinda (ornegin footer'dan hemen once) tek basina
   kullanilan ayiricilar icin TEK KALIP: onceki section'in kendi alt
   padding'inin (4.5rem) icine, sadece kendi yuksekligi kadar (46px) biner.
   Boylece:
   - Icerikle CAKISMAZ (padding 72px, biz sadece son 46px'ine biniyoruz,
     content her zaman en az ~26px pay birakiyor).
   - Dalganin SEFFAF kisimlari onceki section'in KENDI arka plan rengini
     (beyaz/tonlu/koyu fark etmeksizin) doğru şekilde gösterir - bu yuzden
     "beyaz cizgi" gorulmez.
   - svg'nin altina 1px ekleyip -1px margin vermek, footer ile arasinda
     olusabilecek yarim pikselik ince cizgiyi de yok eder. */
.section-divider-wrap {
    position: relative;
    height: 46px;
    margin-top: -46px;
}
/* Footer'dan hemen once gelen son bolumde, dalganin uzerine bindigi 46px'in
   disinda ekstra bir nefes payi birakir - boylece icerik ile dalga arasinda
   belirgin, dengeli bir bosluk olusur (once sadece ~26px'lik dar bir pay
   vardi, icerik dalgaya cok yakin gorunuyordu). */
#main-content > *:last-child { padding-bottom: 8rem; }
@media (max-width: 600px) { #main-content > *:last-child { padding-bottom: 6rem; } }
.section-divider--to-white svg path { fill: var(--color-white); }
.section-divider--to-navy svg path { fill: var(--color-navy-dark); }
.section-divider--to-tint svg path { fill: #eef1f7; }
.section-divider--flip svg { transform: scaleX(-1); }

.page-hero {
    position: relative;
    background-image: url('../images/page-hero-bg.png?v=3'), var(--gradient-navy);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--color-white);
    padding: 2.5rem 1.5rem;
    text-align: center;
    overflow: hidden;
    /* Tum sayfalarda AYNI yukseklik: min-height ile birlikte p'nin 2 satirla
       sinirlanmasi (asagida), en uzun baslik/aciklama metni bile bu kutuyu
       buyutmez - boylece sayfalar arasi gecerken hero hep ayni oranda ve
       ayni hizada kalir. */
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 60% at 85% 0%, rgba(200, 30, 44, 0.28), transparent 70%),
        linear-gradient(180deg, rgba(7, 18, 48, 0.55) 0%, rgba(7, 18, 48, 0.72) 100%);
}
.page-hero > * { position: relative; z-index: 1; width: 100%; }
.page-hero h1 { color: var(--color-white); margin-bottom: 0.4em; text-shadow: 0 2px 12px rgba(0,0,0,0.35); }
.page-hero p {
    color: var(--color-gray-100);
    max-width: 620px;
    margin: 0 auto;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

@media (max-width: 600px) { .page-hero { min-height: 260px; padding: 2rem 1.25rem; } }

/* ---------------------------------------------------------------------- */
/* Bolumler / kartlar                                                      */
/* ---------------------------------------------------------------------- */
.section { padding: 4.5rem 0; position: relative; overflow: hidden; }
.section__head { text-align: center; max-width: 640px; margin: 0 auto 2.25rem; position: relative; z-index: 1; }
.section__head p { color: var(--color-gray-600); }
.section > .container { position: relative; z-index: 1; }

/* --- Bolum arka plan varyantlari: belirgin, katmanli, marka renkli ---
   Varsayilan .section zaten "acik/light" gorunumdedir (hafif blob deseni);
   .section--tint / .section--alt bunun uzerine yazar. */

.section { background: var(--color-white); }
.section::before {
    content: '';
    position: absolute;
    top: -80px; right: -60px;
    width: min(46%, 380px);
    height: min(46vw, 380px);
    border-radius: 50%;
    background: radial-gradient(circle, rgba(11, 31, 75, 0.05) 0%, transparent 72%);
    pointer-events: none;
}

.section--tint,
.section--alt {
    /* Duz (gradient olmayan) taban renk - alt/ust dalga ayiricilarin renginin
       birebir eslesmesi ve gecislerde renk sicramasi/kaymasi olmamasi icin. */
    background-color: #eef1f7;
}
.section--tint::before,
.section--alt::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(ellipse 60% 55% at 8% 8%, rgba(200, 30, 44, 0.06), transparent 60%),
        radial-gradient(rgba(11, 31, 75, 0.07) 1.6px, transparent 1.6px);
    background-size: auto, 26px 26px;
    pointer-events: none;
}


.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-red);
    margin-bottom: 0.75rem;
}
.section-kicker::before,
.section-kicker::after {
    content: '';
    display: block;
    width: 22px;
    height: 2px;
    background: var(--gradient-red);
    border-radius: 2px;
}

.grid {
    display: grid;
    gap: 1.5rem;
}
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }

@media (max-width: 1024px) {
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .grid--3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .grid--4, .grid--3, .grid--2 { grid-template-columns: 1fr; }
}

.card {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 1.5rem;
    overflow: hidden;
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}
.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient-red);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-slow);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.card:hover::before { transform: scaleX(1); }

.stat-card {
    text-align: center;
    background: var(--color-navy);
    color: var(--color-white);
    border-radius: var(--radius);
    padding: 1.75rem 1rem;
}
.stat-card__number {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--color-white);
    display: block;
}
.stat-card__label { color: var(--color-gray-300); font-size: 0.95rem; }

.age-card {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}
.age-card__badge {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 82px;
    height: 82px;
    border-radius: 50%;
    margin: 0 auto;
    background: var(--gradient-navy);
    box-shadow: inset 0 0 0 3px rgba(255, 255, 255, 0.12), var(--shadow-md);
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-white);
    transition: transform var(--transition-slow), background var(--transition-slow);
}
.age-card:hover .age-card__badge { transform: scale(1.08); background: var(--gradient-red); }

.achievement-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}
@media (max-width: 900px) { .achievement-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .achievement-grid { grid-template-columns: 1fr; } }

.achievement-card {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 1.75rem 1.25rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}
.achievement-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--gradient-navy);
    transition: background var(--transition-slow);
}
.achievement-card:hover::before { background: var(--gradient-red); }
.achievement-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.achievement-card__title {
    display: block;
    font-weight: 700;
    color: var(--color-navy);
    margin-top: 0.9rem;
    line-height: 1.4;
}
.achievement-card__year {
    display: block;
    color: var(--color-gray-600);
    font-size: 0.85rem;
    margin-top: 0.35rem;
}
.achievement-card__icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    margin: 0 auto;
    border-radius: 50%;
    background: var(--gradient-navy);
    color: var(--color-white);
    transition: transform var(--transition-slow), background var(--transition-slow);
}
.achievement-card__icon svg { width: 26px; height: 26px; }
.achievement-card:hover .achievement-card__icon { transform: scale(1.08); background: var(--gradient-red); }

/* ---------------------------------------------------------------------- */
/* Haber kartlari                                                          */
/* ---------------------------------------------------------------------- */
.news-card { display: flex; flex-direction: column; overflow: hidden; padding: 0; }
.news-card__image {
    display: block;
    position: relative;
    aspect-ratio: 16/10;
    background: var(--color-gray-100) center/cover no-repeat;
    transition: transform var(--transition-slow);
}
.news-card:hover .news-card__image { transform: scale(1.07); }
.news-card__body {
    position: relative;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}
.news-card__date {
    display: inline-block;
    align-self: flex-start;
    background: var(--color-gray-50);
    color: var(--color-navy);
    font-weight: 600;
    font-size: 0.78rem;
    letter-spacing: 0.03em;
    padding: 0.25em 0.75em;
    border-radius: 999px;
}
.news-card__title { font-size: 1.1rem; margin: 0; }
.news-card__title a { color: var(--color-navy); }
.news-card__title a:hover { color: var(--color-red); }
.news-card__summary { color: var(--color-gray-600); font-size: 0.95rem; flex: 1; }
.news-card__link {
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    transition: gap var(--transition);
}
.news-card__link:hover { gap: 0.55rem; text-decoration: none; }

/* Haber detay: onceki/sonraki haber kutulari */
.news-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 2rem 0;
}
@media (max-width: 600px) { .news-nav { grid-template-columns: 1fr; } }
.news-nav__item {
    display: block;
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    box-shadow: var(--shadow-sm);
    text-decoration: none !important;
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}
.news-nav__item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.news-nav__item--next { text-align: right; }
.news-nav__label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-red);
    margin-bottom: 0.35rem;
}
.news-nav__title { display: block; font-weight: 600; color: var(--color-navy); }

/* ---------------------------------------------------------------------- */
/* Galeri                                                                  */
/* ---------------------------------------------------------------------- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}
@media (max-width: 1024px) { .gallery-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 700px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 420px) { .gallery-grid { grid-template-columns: 1fr; } }

.gallery-item {
    display: block;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--color-gray-100);
    position: relative;
}
.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item__caption {
    position: absolute;
    inset: auto 0 0 0;
    background: linear-gradient(0deg, rgba(7,18,48,0.85), transparent);
    color: var(--color-white);
    font-size: 0.85rem;
    padding: 1.5rem 0.75rem 0.5rem;
    opacity: 0;
    transition: opacity var(--transition);
}
.gallery-item:hover .gallery-item__caption,
.gallery-item:focus .gallery-item__caption { opacity: 1; }

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(7, 18, 48, 0.92);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 2rem;
}
.lightbox.is-open { display: flex; }
.lightbox img { max-width: 92vw; max-height: 82vh; border-radius: 6px; }
.lightbox__caption { color: var(--color-white); text-align: center; margin-top: 0.75rem; }
.lightbox__close, .lightbox__prev, .lightbox__next {
    position: absolute;
    background: rgba(255,255,255,0.15);
    color: var(--color-white);
    border: none;
    width: 46px; height: 46px;
    border-radius: 50%;
    font-size: 1.4rem;
    cursor: pointer;
}
.lightbox__close { top: 1.5rem; right: 1.5rem; }
.lightbox__prev { left: 1rem; top: 50%; transform: translateY(-50%); }
.lightbox__next { right: 1rem; top: 50%; transform: translateY(-50%); }
.lightbox__close:hover, .lightbox__prev:hover, .lightbox__next:hover { background: rgba(255,255,255,0.3); }

/* ---------------------------------------------------------------------- */
/* Formlar                                                                 */
/* ---------------------------------------------------------------------- */
.form-group { margin-bottom: 1.25rem; }
.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: var(--color-navy);
}
.form-control {
    width: 100%;
    padding: 0.7em 0.9em;
    border: 1.5px solid var(--color-gray-300);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--color-white);
    color: var(--color-gray-900);
    transition: border-color var(--transition);
}
.form-control:focus { border-color: var(--color-navy); outline: none; box-shadow: 0 0 0 3px rgba(11,31,75,0.15); }
textarea.form-control { resize: vertical; min-height: 140px; }
.form-check { display: flex; align-items: flex-start; gap: 0.6rem; }
.form-check input { margin-top: 0.3rem; }
.form-hint { font-size: 0.85rem; color: var(--color-gray-600); }
.honeypot-field { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }

.alert {
    padding: 0.9em 1.2em;
    border-radius: 8px;
    margin: 1.25rem 0;
    font-weight: 500;
}
.alert--success { background: #e6f4ea; color: #1e6b34; border: 1px solid #b7e0c3; }
.alert--error,
.alert--danger { background: #fdeaec; color: #8f1522; border: 1px solid #f3c1c6; }
.alert--info { background: #e8eefc; color: var(--color-navy); border: 1px solid #c3d3f5; }

/* ---------------------------------------------------------------------- */
/* Sayfalama                                                               */
/* ---------------------------------------------------------------------- */
.pagination {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin: 2rem 0;
}
.pagination__link {
    padding: 0.5em 0.9em;
    border-radius: 6px;
    background: var(--color-gray-100);
    color: var(--color-navy);
    font-weight: 600;
}
.pagination__link:hover { background: var(--color-navy); color: var(--color-white); text-decoration: none; }
.pagination__link--active { background: var(--color-red); color: var(--color-white); }

/* ---------------------------------------------------------------------- */
/* Footer                                                                  */
/* ---------------------------------------------------------------------- */
.site-footer {
    position: relative;
    background: linear-gradient(180deg, var(--color-navy-dark) 0%, #050c22 100%);
    color: var(--color-gray-300);
}
.site-footer__grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 2rem;
    padding: 3rem 1.25rem 2rem;
}
@media (max-width: 800px) { .site-footer__grid { grid-template-columns: 1fr; } }
.site-footer h2 { color: var(--color-white); font-size: 1.05rem; margin-bottom: 0.75em; }
.site-footer__logo {
    height: 64px;
    margin-bottom: 0.75rem;
    background: var(--color-white);
    padding: 6px;
    border-radius: 8px;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; }
.site-footer a { color: var(--color-gray-300); transition: color var(--transition); }
.site-footer a:hover { color: var(--color-white); }
.site-footer address { font-style: normal; }
.site-footer__social {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
    padding: 0.5em 1em;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    transition: background var(--transition), transform var(--transition);
}
.site-footer__social:hover { background: var(--gradient-red); transform: translateY(-2px); color: var(--color-white); }
.site-footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 1rem 1.25rem;
    text-align: center;
    font-size: 0.85rem;
}

/* ---------------------------------------------------------------------- */
/* Yardimci siniflar                                                       */
/* ---------------------------------------------------------------------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.table-responsive { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 0.75em; border-bottom: 1px solid var(--color-gray-100); text-align: left; }

/* ---------------------------------------------------------------------- */
/* Scroll-reveal animasyonu (main.js IntersectionObserver ile tetikler)    */
/* ---------------------------------------------------------------------- */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* Grid icindeki .reveal kartlarinin sirayla belirmesi icin basit gecikme kademesi */
.grid > .reveal:nth-child(2), .gallery-grid > .reveal:nth-child(2) { transition-delay: 80ms; }
.grid > .reveal:nth-child(3), .gallery-grid > .reveal:nth-child(3) { transition-delay: 160ms; }
.grid > .reveal:nth-child(4), .gallery-grid > .reveal:nth-child(4) { transition-delay: 240ms; }
.grid > .reveal:nth-child(5), .gallery-grid > .reveal:nth-child(5) { transition-delay: 320ms; }
.grid > .reveal:nth-child(6), .gallery-grid > .reveal:nth-child(6) { transition-delay: 400ms; }
.grid > .reveal:nth-child(7), .gallery-grid > .reveal:nth-child(7) { transition-delay: 480ms; }
.grid > .reveal:nth-child(8), .gallery-grid > .reveal:nth-child(8) { transition-delay: 560ms; }

@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    .card, .btn, .gallery-item img, .news-card__image, .age-card__badge, .achievement-card__icon { transition: none !important; }
}
