/* =============================================
   AltınEGE Spor Kompleksi - Özel Stiller
   Tailwind CSS üzerine premium özelleştirmeler
   ============================================= */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Playfair+Display:wght@400;500;600;700&display=swap');

/* Değişkenler */
:root {
    --lacivert: #0F1B3D;
    --lacivert-acik: #1A2E5A;
    --lacivert-koyu: #0A1128;
    --altin: #D4A843;
    --altin-acik: #E8C76A;
    --altin-koyu: #B8922F;
    --turkuaz: #00B4D8;
    --turkuaz-koyu: #0096B4;
    --beyaz: #FFFFFF;
    --acik-gri: #F7F8FC;
    --gri: #E5E7EB;
    --antrasit: #2D2D2D;
    --koyu-metin: #1A1A2E;
    --orta-metin: #64748B;
    --basari: #10B981;
    --hata: #EF4444;
    --uyari: #F59E0B;
    --gradient-1: linear-gradient(135deg, #0F1B3D 0%, #1A2E5A 50%, #0F1B3D 100%);
    --gradient-altin: linear-gradient(135deg, #D4A843 0%, #E8C76A 50%, #D4A843 100%);
    --gradient-hero: linear-gradient(135deg, rgba(15,27,61,0.95) 0%, rgba(26,46,90,0.85) 50%, rgba(0,180,216,0.3) 100%);
    --golge-kucuk: 0 2px 8px rgba(15,27,61,0.08);
    --golge-orta: 0 8px 30px rgba(15,27,61,0.12);
    --golge-buyuk: 0 20px 60px rgba(15,27,61,0.15);
    --golge-altin: 0 8px 30px rgba(212,168,67,0.25);
}

/* Temel ayarlar */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--antrasit);
    background: var(--beyaz);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

/* Özel scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--acik-gri); }
::-webkit-scrollbar-thumb { background: var(--lacivert); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--altin); }

/* Tipografi */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--koyu-metin);
}
.baslik-serif { font-family: 'Playfair Display', serif; }

/* =============================================
   HEADER
   ============================================= */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.site-header.scrolled {
    background: rgba(15, 27, 61, 0.98) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0,0,0,0.15);
}
.header-top-bar {
    background: var(--lacivert-koyu);
    padding: 6px 0;
    font-size: 0.8rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.nav-link {
    position: relative;
    padding: 8px 0;
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}
.nav-link:hover, .nav-link.active {
    color: var(--altin);
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--altin);
    transition: width 0.3s ease;
}
.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

/* Mobil menü */
.mobil-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 380px;
    height: 100vh;
    background: var(--lacivert);
    z-index: 1001;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    padding: 80px 30px 30px;
}
.mobil-menu.aktif { right: 0; }
.mobil-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0,0,0,0.6);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
}
.mobil-menu-overlay.aktif { opacity: 1; visibility: visible; }
.mobil-menu a {
    display: block;
    padding: 14px 0;
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-size: 1.05rem;
    font-weight: 500;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transition: all 0.3s ease;
}
.mobil-menu a:hover { color: var(--altin); padding-left: 10px; }

/* Hamburger */
.hamburger {
    width: 28px;
    height: 20px;
    position: relative;
    cursor: pointer;
    z-index: 1002;
}
.hamburger span {
    position: absolute;
    width: 100%;
    height: 2px;
    background: var(--beyaz);
    border-radius: 2px;
    transition: all 0.3s ease;
}
.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 9px; }
.hamburger span:nth-child(3) { bottom: 0; }
.hamburger.aktif span:nth-child(1) { transform: rotate(45deg); top: 9px; }
.hamburger.aktif span:nth-child(2) { opacity: 0; }
.hamburger.aktif span:nth-child(3) { transform: rotate(-45deg); bottom: 9px; }

/* =============================================
   HERO
   ============================================= */
.hero-section {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-1);
}
.hero-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(212,168,67,0.03)" d="M0,288L48,272C96,256,192,224,288,197.3C384,171,480,149,576,165.3C672,181,768,235,864,250.7C960,267,1056,245,1152,224C1248,203,1344,181,1392,170.7L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"/></svg>') no-repeat bottom center;
    background-size: cover;
    opacity: 0.5;
}
.hero-bg::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, var(--beyaz), transparent);
}
.hero-desen {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    border: 1px solid rgba(212,168,67,0.08);
    top: -200px;
    right: -200px;
    animation: desen-don 40s linear infinite;
}
.hero-desen:nth-child(2) {
    width: 400px;
    height: 400px;
    top: 50%;
    right: -100px;
    animation-duration: 30s;
    animation-direction: reverse;
}
@keyframes desen-don {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
.hero-icerik {
    position: relative;
    z-index: 2;
}
.hero-ust-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(212,168,67,0.15);
    border: 1px solid rgba(212,168,67,0.3);
    color: var(--altin);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}
.hero-baslik {
    font-size: clamp(2.5rem, 5.5vw, 4.5rem);
    font-weight: 800;
    color: var(--beyaz);
    line-height: 1.1;
    margin-bottom: 20px;
}
.hero-baslik span {
    background: var(--gradient-altin);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-aciklama {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    color: rgba(255,255,255,0.75);
    max-width: 560px;
    margin-bottom: 36px;
    line-height: 1.8;
}
.hero-butonlar { display: flex; gap: 16px; flex-wrap: wrap; }

/* =============================================
   BUTONLAR
   ============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}
.btn-altin {
    background: var(--gradient-altin);
    color: var(--lacivert);
    box-shadow: var(--golge-altin);
}
.btn-altin:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(212,168,67,0.4);
}
.btn-beyaz {
    background: rgba(255,255,255,0.1);
    color: var(--beyaz);
    border: 2px solid rgba(255,255,255,0.25);
    backdrop-filter: blur(10px);
}
.btn-beyaz:hover {
    background: rgba(255,255,255,0.2);
    border-color: var(--altin);
    color: var(--altin);
    transform: translateY(-3px);
}
.btn-lacivert {
    background: var(--gradient-1);
    color: var(--beyaz);
    box-shadow: var(--golge-orta);
}
.btn-lacivert:hover {
    transform: translateY(-3px);
    box-shadow: var(--golge-buyuk);
}
.btn-turkuaz {
    background: linear-gradient(135deg, #00B4D8, #0096B4);
    color: var(--beyaz);
}
.btn-turkuaz:hover { transform: translateY(-3px); }
.btn-sm { padding: 10px 22px; font-size: 0.85rem; border-radius: 10px; }
.btn-lg { padding: 18px 40px; font-size: 1.05rem; border-radius: 14px; }

/* =============================================
   BÖLÜM BAŞLIKLARI
   ============================================= */
.bolum-baslik {
    text-align: center;
    margin-bottom: 60px;
}
.bolum-baslik .ust-etiket {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--altin);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.bolum-baslik .ust-etiket::before,
.bolum-baslik .ust-etiket::after {
    content: '';
    width: 30px;
    height: 2px;
    background: var(--altin);
}
.bolum-baslik h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    margin-bottom: 16px;
    color: var(--koyu-metin);
}
.bolum-baslik h2 span { color: var(--altin); }
.bolum-baslik p {
    font-size: 1.05rem;
    color: var(--orta-metin);
    max-width: 620px;
    margin: 0 auto;
}

/* =============================================
   İSTATİSTİK SAYAÇLARI
   ============================================= */
.istatistik-bolum {
    background: var(--gradient-1);
    position: relative;
    overflow: hidden;
}
.istatistik-bolum::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--altin), transparent);
}
.istatistik-kart {
    text-align: center;
    padding: 30px 20px;
    position: relative;
}
.istatistik-kart::after {
    content: '';
    position: absolute;
    right: 0;
    top: 20%;
    height: 60%;
    width: 1px;
    background: linear-gradient(to bottom, transparent, rgba(212,168,67,0.3), transparent);
}
.istatistik-kart:last-child::after { display: none; }
.istatistik-deger {
    font-size: 3rem;
    font-weight: 800;
    color: var(--altin);
    line-height: 1;
    margin-bottom: 8px;
}
.istatistik-etiket {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
    font-weight: 500;
}

/* =============================================
   KARTLAR
   ============================================= */
.brans-kart {
    background: var(--beyaz);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--golge-kucuk);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0,0,0,0.04);
    height: 100%;
    display: flex;
    flex-direction: column;
}
.brans-kart:hover {
    transform: translateY(-8px);
    box-shadow: var(--golge-buyuk);
    border-color: rgba(212,168,67,0.2);
}
.brans-kart-gorsel {
    height: 220px;
    background: var(--gradient-1);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.brans-kart-gorsel img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.brans-kart:hover .brans-kart-gorsel img { transform: scale(1.08); }
.brans-kart-ikon {
    width: 70px;
    height: 70px;
    background: rgba(212,168,67,0.15);
    border: 2px solid rgba(212,168,67,0.3);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--altin);
}
.brans-kart-icerik {
    padding: 28px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.brans-kart-icerik h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--koyu-metin);
}
.brans-kart-icerik p {
    color: var(--orta-metin);
    font-size: 0.92rem;
    line-height: 1.7;
    flex: 1;
}
.brans-kart-icerik .kart-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--altin);
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 16px;
    text-decoration: none;
    transition: gap 0.3s ease;
}
.brans-kart-icerik .kart-link:hover { gap: 12px; }

/* Etkinlik / Haber Kartları */
.haber-kart {
    background: var(--beyaz);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--golge-kucuk);
    transition: all 0.4s ease;
    border: 1px solid rgba(0,0,0,0.04);
    height: 100%;
    display: flex;
    flex-direction: column;
}
.haber-kart:hover {
    transform: translateY(-6px);
    box-shadow: var(--golge-orta);
}
.haber-kart-gorsel {
    height: 200px;
    background: var(--gradient-1);
    overflow: hidden;
    position: relative;
}
.haber-kart-gorsel img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.haber-kart:hover .haber-kart-gorsel img { transform: scale(1.05); }
.haber-kart-kategori {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--altin);
    color: var(--lacivert);
    padding: 4px 14px;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}
.haber-kart-icerik {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.haber-kart-tarih {
    color: var(--orta-metin);
    font-size: 0.82rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.haber-kart-icerik h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    line-height: 1.4;
}
.haber-kart-icerik h3 a {
    color: var(--koyu-metin);
    text-decoration: none;
    transition: color 0.3s;
}
.haber-kart-icerik h3 a:hover { color: var(--altin); }
.haber-kart-icerik p {
    color: var(--orta-metin);
    font-size: 0.88rem;
    flex: 1;
}

/* =============================================
   TESİS ÖZELLİKLERİ
   ============================================= */
.tesis-ozellik {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
    background: var(--beyaz);
    border-radius: 16px;
    box-shadow: var(--golge-kucuk);
    border: 1px solid rgba(0,0,0,0.04);
    transition: all 0.3s ease;
}
.tesis-ozellik:hover {
    transform: translateY(-4px);
    box-shadow: var(--golge-orta);
    border-color: rgba(212,168,67,0.2);
}
.tesis-ozellik-ikon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(212,168,67,0.1), rgba(0,180,216,0.1));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--altin);
}
.tesis-ozellik h4 {
    font-size: 1.05rem;
    margin-bottom: 6px;
}
.tesis-ozellik p {
    color: var(--orta-metin);
    font-size: 0.88rem;
    line-height: 1.6;
}

/* =============================================
   NEDEN BİZ / AVANTAJLAR
   ============================================= */
.neden-biz-bolum {
    background: var(--acik-gri);
    position: relative;
    overflow: hidden;
}
.neden-biz-bolum::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="80" height="80"><rect width="80" height="80" fill="none"/><circle cx="40" cy="40" r="1" fill="rgba(212,168,67,0.08)"/></svg>') repeat;
}
.avantaj-kart {
    background: var(--beyaz);
    padding: 36px 28px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--golge-kucuk);
    transition: all 0.4s ease;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}
.avantaj-kart::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-altin);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}
.avantaj-kart:hover::before { transform: scaleX(1); }
.avantaj-kart:hover {
    transform: translateY(-6px);
    box-shadow: var(--golge-orta);
    border-color: rgba(212,168,67,0.15);
}
.avantaj-ikon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, rgba(15,27,61,0.05), rgba(212,168,67,0.1));
    border-radius: 20px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--altin);
    transition: all 0.4s ease;
}
.avantaj-kart:hover .avantaj-ikon {
    background: var(--gradient-altin);
    color: var(--lacivert);
    transform: scale(1.1);
}
.avantaj-kart h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}
.avantaj-kart p {
    color: var(--orta-metin);
    font-size: 0.88rem;
}

/* =============================================
   GALERİ
   ============================================= */
.galeri-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}
.galeri-item {
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    height: 250px;
    background: var(--gradient-1);
    cursor: pointer;
    box-shadow: var(--golge-kucuk);
}
.galeri-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.galeri-item:hover img { transform: scale(1.1); }
.galeri-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15,27,61,0.8), transparent);
    display: flex;
    align-items: flex-end;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.4s ease;
}
.galeri-item:hover .galeri-item-overlay { opacity: 1; }
.galeri-item-overlay span {
    color: var(--beyaz);
    font-weight: 600;
    font-size: 0.95rem;
}

/* Filtre butonları */
.filtre-butonlar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 40px;
}
.filtre-btn {
    padding: 10px 24px;
    border-radius: 50px;
    border: 2px solid var(--gri);
    background: transparent;
    color: var(--orta-metin);
    font-weight: 600;
    font-size: 0.88rem;
    cursor: pointer;
    transition: all 0.3s ease;
}
.filtre-btn:hover, .filtre-btn.aktif {
    background: var(--lacivert);
    color: var(--beyaz);
    border-color: var(--lacivert);
}

/* =============================================
   SSS (ACCORDION)
   ============================================= */
.sss-item {
    background: var(--beyaz);
    border-radius: 14px;
    margin-bottom: 12px;
    border: 1px solid rgba(0,0,0,0.06);
    overflow: hidden;
    transition: all 0.3s ease;
}
.sss-item:hover { border-color: rgba(212,168,67,0.2); }
.sss-item.aktif { border-color: var(--altin); box-shadow: var(--golge-kucuk); }
.sss-soru {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    cursor: pointer;
    font-weight: 600;
    color: var(--koyu-metin);
    gap: 16px;
    transition: color 0.3s;
}
.sss-item.aktif .sss-soru { color: var(--altin); }
.sss-soru-ikon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border-radius: 10px;
    background: var(--acik-gri);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 1.2rem;
    color: var(--orta-metin);
}
.sss-item.aktif .sss-soru-ikon {
    background: var(--altin);
    color: var(--lacivert);
    transform: rotate(45deg);
}
.sss-cevap {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}
.sss-item.aktif .sss-cevap {
    max-height: 500px;
}
.sss-cevap-icerik {
    padding: 0 24px 20px;
    color: var(--orta-metin);
    line-height: 1.8;
    font-size: 0.92rem;
}

/* =============================================
   İLETİŞİM & FORM
   ============================================= */
.iletisim-kart {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: var(--beyaz);
    border-radius: 14px;
    border: 1px solid rgba(0,0,0,0.04);
    transition: all 0.3s ease;
}
.iletisim-kart:hover {
    box-shadow: var(--golge-kucuk);
    border-color: rgba(212,168,67,0.2);
}
.iletisim-kart-ikon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--lacivert), var(--lacivert-acik));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--altin);
    font-size: 1.2rem;
}
.form-alan {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--gri);
    border-radius: 12px;
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s ease;
    background: var(--beyaz);
    color: var(--antrasit);
}
.form-alan:focus {
    outline: none;
    border-color: var(--altin);
    box-shadow: 0 0 0 4px rgba(212,168,67,0.1);
}
.form-alan::placeholder { color: #94A3B8; }
.form-etiket {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--koyu-metin);
}

/* =============================================
   CTA BANDI
   ============================================= */
.cta-bandi {
    background: var(--gradient-1);
    position: relative;
    overflow: hidden;
}
.cta-bandi::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(212,168,67,0.1), transparent);
}
.cta-bandi::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,180,216,0.08), transparent);
}

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
    background: var(--lacivert-koyu);
    color: rgba(255,255,255,0.7);
    position: relative;
}
.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-altin);
}
.footer-link {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 0;
}
.footer-link:hover { color: var(--altin); padding-left: 5px; }
.footer-baslik {
    color: var(--beyaz);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}
.footer-baslik::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--altin);
    border-radius: 2px;
}
.footer-sosyal a {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: rgba(255,255,255,0.08);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    margin-right: 8px;
}
.footer-sosyal a:hover {
    background: var(--altin);
    color: var(--lacivert);
    transform: translateY(-3px);
}
.footer-alt {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px 0;
    text-align: center;
    font-size: 0.85rem;
}

/* =============================================
   SAYFA BANNER (İç sayfalar)
   ============================================= */
.sayfa-banner {
    background: var(--gradient-1);
    padding: 140px 0 80px;
    position: relative;
    overflow: hidden;
    text-align: center;
}
.sayfa-banner::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(to top, var(--beyaz), transparent);
}
.sayfa-banner h1 {
    color: var(--beyaz);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 16px;
}
.sayfa-banner p {
    color: rgba(255,255,255,0.7);
    font-size: 1.05rem;
    max-width: 500px;
    margin: 0 auto;
}
.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    font-size: 0.88rem;
    color: rgba(255,255,255,0.5);
}
.breadcrumb a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    transition: color 0.3s;
}
.breadcrumb a:hover { color: var(--altin); }

/* =============================================
   BİLDİRİMLER
   ============================================= */
.bildirim {
    padding: 16px 24px;
    border-radius: 12px;
    margin-bottom: 24px;
    font-weight: 500;
    font-size: 0.92rem;
    display: flex;
    align-items: center;
    gap: 12px;
}
.bildirim-basari {
    background: rgba(16,185,129,0.1);
    color: #065F46;
    border: 1px solid rgba(16,185,129,0.2);
}
.bildirim-hata {
    background: rgba(239,68,68,0.1);
    color: #991B1B;
    border: 1px solid rgba(239,68,68,0.2);
}

/* =============================================
   WHATSAPP BUTONU
   ============================================= */
.whatsapp-btn {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.8rem;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    z-index: 999;
    transition: all 0.3s ease;
    text-decoration: none;
}
.whatsapp-btn:hover {
    transform: scale(1.15);
    box-shadow: 0 6px 30px rgba(37,211,102,0.5);
}

/* =============================================
   ANİMASYONLAR
   ============================================= */
.gorunur-ol {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.gorunur-ol.gorundu {
    opacity: 1;
    transform: translateY(0);
}
.gecikme-1 { transition-delay: 0.1s; }
.gecikme-2 { transition-delay: 0.2s; }
.gecikme-3 { transition-delay: 0.3s; }
.gecikme-4 { transition-delay: 0.4s; }

/* Pulse animasyonu */
@keyframes nabiz {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* =============================================
   SAYFA DETAY (Branş, Etkinlik, Kamp, Haber)
   ============================================= */
.detay-icerik { line-height: 1.9; color: var(--antrasit); }
.detay-icerik strong { color: var(--koyu-metin); }
.detay-icerik p { margin-bottom: 16px; }
.detay-icerik ul, .detay-icerik ol {
    margin: 16px 0;
    padding-left: 24px;
}
.detay-icerik li { margin-bottom: 8px; }
.bilgi-kutu {
    background: var(--acik-gri);
    border-radius: 16px;
    padding: 24px;
    border-left: 4px solid var(--altin);
}
.bilgi-kutu-baslik {
    font-weight: 700;
    color: var(--koyu-metin);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
    .istatistik-kart::after { display: none; }
}

@media (max-width: 768px) {
    .hero-baslik { font-size: 2rem; }
    .hero-aciklama { font-size: 0.95rem; }
    .hero-butonlar { flex-direction: column; }
    .hero-butonlar .btn { width: 100%; text-align: center; }
    .bolum-baslik h2 { font-size: 1.6rem; }
    .bolum-baslik { margin-bottom: 40px; }
    .istatistik-deger { font-size: 2.2rem; }
    .galeri-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .galeri-item { height: 180px; }
    .tesis-ozellik { padding: 18px; }
    .sayfa-banner { padding: 120px 0 60px; }
    .sayfa-banner h1 { font-size: 1.8rem; }
    .btn { padding: 12px 24px; }
    .btn-lg { padding: 14px 28px; font-size: 0.95rem; }
}

@media (max-width: 480px) {
    .galeri-grid { grid-template-columns: 1fr; }
    .galeri-item { height: 220px; }
    .filtre-butonlar { gap: 6px; }
    .filtre-btn { padding: 8px 16px; font-size: 0.8rem; }
    .hero-section { min-height: 100svh; }
}

/* =============================================
   ADMIN PANEL STİLLERİ
   ============================================= */
.admin-sidebar {
    width: 270px;
    background: var(--lacivert);
    min-height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100;
    transition: transform 0.3s ease;
    overflow-y: auto;
}
.admin-sidebar.gizli {
    transform: translateX(-270px);
}
.admin-sidebar-logo {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    text-align: center;
}
.admin-sidebar-logo h2 {
    color: var(--beyaz);
    font-size: 1.2rem;
}
.admin-sidebar-logo span { color: var(--altin); }
.admin-menu { padding: 16px 0; }
.admin-menu a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    color: rgba(255,255,255,0.65);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}
.admin-menu a:hover, .admin-menu a.aktif {
    background: rgba(255,255,255,0.05);
    color: var(--altin);
    border-left-color: var(--altin);
}
.admin-menu a .badge {
    margin-left: auto;
    background: var(--hata);
    color: #fff;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.75rem;
    min-width: 22px;
    text-align: center;
}
.admin-icerik {
    margin-left: 270px;
    min-height: 100vh;
    background: var(--acik-gri);
    transition: margin-left 0.3s ease;
}
.admin-sidebar.gizli + .admin-icerik {
    margin-left: 0;
}
.admin-ust-bar {
    background: var(--beyaz);
    padding: 16px 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--golge-kucuk);
    position: sticky;
    top: 0;
    z-index: 50;
}
.admin-sayfa-icerik { padding: 30px; }

/* Admin kartları */
.admin-istatistik-kart {
    background: var(--beyaz);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--golge-kucuk);
    display: flex;
    align-items: center;
    gap: 16px;
    border: 1px solid rgba(0,0,0,0.04);
}
.admin-istatistik-ikon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}
.admin-istatistik-deger {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--koyu-metin);
}
.admin-istatistik-etiket {
    font-size: 0.85rem;
    color: var(--orta-metin);
}

/* Admin tablo */
.admin-tablo {
    width: 100%;
    background: var(--beyaz);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--golge-kucuk);
    border-collapse: collapse;
}
.admin-tablo th {
    background: var(--lacivert);
    color: var(--beyaz);
    padding: 14px 18px;
    text-align: left;
    font-size: 0.85rem;
    font-weight: 600;
}
.admin-tablo td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--gri);
    font-size: 0.88rem;
    color: var(--antrasit);
}
.admin-tablo tr:hover td {
    background: rgba(212,168,67,0.03);
}
.admin-tablo .durum-aktif {
    background: rgba(16,185,129,0.1);
    color: #065F46;
    padding: 4px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
}
.admin-tablo .durum-pasif {
    background: rgba(239,68,68,0.1);
    color: #991B1B;
    padding: 4px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* Admin form */
.admin-form-grup {
    margin-bottom: 20px;
}
.admin-kart {
    background: var(--beyaz);
    border-radius: 16px;
    padding: 28px;
    box-shadow: var(--golge-kucuk);
    margin-bottom: 24px;
}
.admin-kart-baslik {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--koyu-metin);
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 2px solid var(--acik-gri);
}

/* Admin responsive */
@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-270px);
    }
    .admin-sidebar.gorunur {
        transform: translateX(0);
    }
    .admin-icerik {
        margin-left: 0;
    }
    .admin-sayfa-icerik {
        padding: 16px;
    }
    .admin-ust-bar {
        padding: 12px 16px;
    }
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.9);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.lightbox.aktif {
    display: flex;
    opacity: 1;
}
.lightbox img {
    max-width: 90%;
    max-height: 90vh;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.lightbox-kapat {
    position: absolute;
    top: 20px;
    right: 30px;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.3s;
}
.lightbox-kapat:hover { color: var(--altin); }