/* Çeşmealtı Bilimsel Briç Spor Kulübü - Ana Tema */
:root{
  --yesil:#0d4d2e; --yesil2:#14663d; --koyu:#0a1f14;
  --altin:#c9a227; --altin2:#e8c85a;
  --krem:#faf7ef; --kart:#ffffff;
  --kirmizi:#c0392b; --siyah:#1a1a1a;
  --gri:#6b7280; --cizgi:#e5e0d0;
  --golge:0 10px 30px rgba(10,31,20,.12);
  --yaricap:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Segoe UI",system-ui,-apple-system,Arial,sans-serif;background:var(--krem);color:#222;line-height:1.6}
a{color:var(--yesil2)}
img{max-width:100%}

/* Üst bar */
.topbar{background:var(--koyu);color:#d8e8dc;font-size:13px;padding:7px 0}
.topbar .wrap{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.wrap{max-width:1100px;margin:0 auto;padding:0 16px}

/* Header */
header.site{background:linear-gradient(135deg,var(--yesil) 0%,#08351f 70%);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 12px rgba(0,0,0,.25)}
.header-i{display:flex;align-items:center;gap:14px;padding:12px 16px;max-width:1100px;margin:0 auto}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff}
.logo-amblem{width:52px;height:52px;border-radius:14px;background:radial-gradient(circle at 30% 30%,var(--altin2),var(--altin) 60%,#8a6d14);display:flex;align-items:center;justify-content:center;font-size:28px;box-shadow:inset 0 0 0 2px rgba(255,255,255,.5)}
.logo b{font-size:19px;line-height:1.15;display:block}
.logo small{color:#d8e8dc;font-size:12.5px}
nav.menu{margin-left:auto;display:flex;gap:4px;flex-wrap:wrap}
nav.menu a{color:#fff;text-decoration:none;padding:9px 12px;border-radius:10px;font-size:14.5px;display:flex;align-items:center;gap:7px;white-space:nowrap}
nav.menu a:hover,nav.menu a.aktif{background:rgba(255,255,255,.14)}
nav.menu a.ozel{background:var(--altin);color:#231a02;font-weight:700}
.hamburger{display:none;margin-left:auto;background:rgba(255,255,255,.15);border:0;color:#fff;font-size:22px;border-radius:10px;padding:6px 12px;cursor:pointer}

/* Hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#0d4d2e 0%,#0a3620 60%,#071f13 100%);color:#fff}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:center;padding:44px 16px 36px}
.hero h1{font-size:clamp(28px,4.4vw,46px);margin:.2em 0;line-height:1.12}
.hero h1 span{color:var(--altin2)}
.hero p.alt{color:#d8e8dc;font-size:17px;max-width:52ch}
.roz{font-size:22px;letter-spacing:6px;color:var(--altin2)}
.btnrow{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.btn{display:inline-flex;align-items:center;gap:8px;border:0;cursor:pointer;text-decoration:none;font-weight:700;border-radius:12px;padding:12px 18px;font-size:15px}
.btn.altin{background:linear-gradient(180deg,var(--altin2),var(--altin));color:#241a02;box-shadow:0 6px 18px rgba(201,162,39,.35)}
.btn.hayalet{background:rgba(255,255,255,.1);color:#fff;outline:1px solid rgba(255,255,255,.35)}
.btn.koyu{background:var(--yesil);color:#fff}
.btn.kucuk{padding:8px 12px;font-size:13.5px;border-radius:10px}
.hero-kartlar{display:flex;justify-content:center;align-items:flex-end;min-height:260px}
.okart{width:132px;height:188px;background:#fff;border-radius:14px;color:#111;box-shadow:0 18px 40px rgba(0,0,0,.4);border:1px solid #d9d9d9;position:relative;margin-left:-34px;padding:10px;font-weight:800;transition:transform .25s}
.okart:first-child{margin-left:0}
.okart .k{font-size:26px;line-height:1}
.okart .o{font-size:52px;text-align:center;margin-top:8px}
.okart .ak{position:absolute;bottom:8px;right:10px;transform:rotate(180deg)}
.okart.kirmizi{color:var(--kirmizi)}
.okart:nth-child(1){transform:rotate(-14deg) translateY(14px)}
.okart:nth-child(2){transform:rotate(-4deg)}
.okart:nth-child(3){transform:rotate(7deg) translateY(6px)}
.okart:nth-child(4){transform:rotate(17deg) translateY(18px)}
.hero-kartlar:hover .okart:nth-child(2){transform:rotate(-4deg) translateY(-10px)}
.hero-bilgi{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.hero-bilgi span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);padding:7px 12px;border-radius:999px;font-size:13.5px}

/* Bölümler */
section.bolum{padding:46px 0}
.bolum.beyaz{background:#fff;border-top:1px solid var(--cizgi);border-bottom:1px solid var(--cizgi)}
.kart{background:var(--kart);border:1px solid var(--cizgi);border-radius:var(--yaricap);box-shadow:var(--golge);padding:24px}
.baslik{text-align:center;margin-bottom:26px}
.baslik .sembol{font-size:30px}
.baslik h2{margin:.2em 0;font-size:30px;color:var(--yesil)}
.baslik p{color:var(--gri);max-width:70ch;margin:0 auto}
.iki{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.uc{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.avantaj{display:flex;gap:12px;align-items:flex-start;background:var(--krem);border:1px solid var(--cizgi);border-radius:14px;padding:14px}
.avantaj .simge{width:44px;height:44px;flex:0 0 44px;border-radius:12px;background:var(--yesil);color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px}
.liste{padding-left:18px}
.liste li{margin:6px 0}

/* Duyurular */
.duyuru-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.duyuru{overflow:hidden;display:flex;flex-direction:column}
.duyuru .foto{height:170px;background:#0d4d2e center/cover;border-radius:12px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.duyuru .foto img{width:100%;height:100%;object-fit:cover;display:block}
.duyuru h3{margin:12px 0 6px;font-size:18px;color:var(--yesil)}
.duyuru .tarih{font-size:13px;color:var(--gri)}
.duyuru p.ozet{font-size:14.5px;color:#444;flex:1}
.duyuru .alt{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.etiket{display:inline-block;background:#fef3c7;color:#92400e;border:1px solid #fcd34d;font-size:12px;font-weight:700;border-radius:999px;padding:3px 10px}

/* Turnuva / iletişim */
.link-kart{display:flex;gap:14px;align-items:center;text-decoration:none;color:inherit}
.link-kart .simge{width:52px;height:52px;border-radius:14px;background:linear-gradient(180deg,var(--altin2),var(--altin));display:flex;align-items:center;justify-content:center;font-size:26px;flex:0 0 52px}
.kisi{background:var(--krem);border:1px solid var(--cizgi);border-radius:14px;padding:14px}
.kisi b{color:var(--yesil)}
.tel{font-size:19px;font-weight:800;letter-spacing:.3px}
.harita{border:0;width:100%;height:300px;border-radius:12px}

/* Footer */
footer{background:var(--koyu);color:#cbd5cc;padding:34px 0 18px;margin-top:10px}
footer .kolonlar{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:22px}
footer a{color:#e8f3ea;text-decoration:none}
footer a:hover{text-decoration:underline}
footer h4{color:var(--altin2);margin:0 0 10px}
.altbar{border-top:1px solid rgba(255,255,255,.15);margin-top:20px;padding-top:12px;font-size:13px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}

/* Mobil menü */
@media(max-width:900px){
  .hero .wrap{grid-template-columns:1fr}
  .iki,.uc,.duyuru-grid,footer .kolonlar{grid-template-columns:1fr}
  nav.menu{display:none;width:100%;flex-direction:column;background:#08351f;padding:10px;border-radius:0 0 14px 14px}
  nav.menu.acik{display:flex}
  .hamburger{display:block}
  .okart{width:108px;height:158px}
  .okart .o{font-size:40px}
}