/* ============================================================
   Dalga Sörf Okulu — Çeşme
   Tema: canlı okyanus, yuvarlak, enerjik
   ============================================================ */
:root{
  --deep:#053b4a;
  --sea:#0891b2;
  --sea-2:#06b6d4;
  --aqua:#22d3ee;
  --sun:#ffb703;
  --coral:#ff5a3c;
  --foam:#eefcff;
  --sky:#f2fbfe;
  --ink:#0b2530;
  --muted:#5a7783;
  --white:#ffffff;
  --r:22px;
  --r-lg:34px;
  --font:"Poppins",system-ui,sans-serif;
  --shadow:0 30px 60px -30px rgba(8,145,178,.55);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--white);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{width:min(1200px,92vw);margin-inline:auto}
h1,h2,h3{font-weight:800;line-height:1.08;letter-spacing:-.02em}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(8,145,178,.1);color:var(--sea);font-weight:700;font-size:.78rem;padding:8px 16px;border-radius:100px;letter-spacing:.04em}
.icon{width:1.4em;height:1.4em;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;vertical-align:middle}
.grad-text{background:linear-gradient(100deg,var(--sea),var(--aqua));-webkit-background-clip:text;background-clip:text;color:transparent}

/* Header */
.site-head{position:sticky;top:0;z-index:50;padding:14px 0}
.site-head .nav{background:rgba(255,255,255,.82);backdrop-filter:blur(14px);border:1px solid #dbeff6;border-radius:100px;display:flex;align-items:center;justify-content:space-between;padding:12px 14px 12px 24px;box-shadow:0 12px 30px -20px rgba(8,145,178,.5)}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:1.25rem}
.brand .mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--sea),var(--aqua));color:#fff;display:grid;place-items:center;transform:rotate(-6deg)}
.menu{display:flex;gap:26px;align-items:center;font-weight:600;font-size:.95rem}
.menu a:not(.btn){color:var(--deep);transition:.2s}
.menu a:not(.btn):hover{color:var(--sea)}
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 28px;border-radius:100px;font-weight:700;font-size:.95rem;cursor:pointer;border:none;transition:.25s}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 12px 24px -10px rgba(255,90,60,.7)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 30px -10px rgba(255,90,60,.8)}
.btn-sea{background:linear-gradient(135deg,var(--sea),var(--sea-2));color:#fff}
.btn-sea:hover{transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--sea);border:2px solid #cdeef7}
.btn-light:hover{background:var(--foam)}
.nav-toggle{display:none;background:none;border:none;color:var(--deep);cursor:pointer}

/* Hero */
.hero{position:relative;padding:60px 0 120px;background:radial-gradient(120% 120% at 80% 0%,#d6f6ff 0%,#f2fbfe 45%,#fff 100%);overflow:hidden}
.hero::before{content:"";position:absolute;top:-120px;right:-120px;width:420px;height:420px;background:radial-gradient(circle,rgba(34,211,238,.35),transparent 70%);border-radius:50%}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;position:relative}
.hero h1{font-size:clamp(2.7rem,6vw,5rem);margin:22px 0}
.hero p{font-size:1.12rem;color:var(--muted);max-width:46ch;margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-badges{display:flex;gap:26px;margin-top:38px;flex-wrap:wrap}
.hero-badges div{display:flex;align-items:center;gap:10px;font-weight:600;font-size:.9rem}
.hero-badges .ic{width:38px;height:38px;border-radius:12px;background:#fff;color:var(--sea);display:grid;place-items:center;box-shadow:var(--shadow)}
.hero-photo{position:relative}
.hero-photo img{border-radius:var(--r-lg);box-shadow:0 40px 80px -30px rgba(8,145,178,.6);width:100%;object-fit:cover}
.float-card{position:absolute;background:#fff;border-radius:20px;padding:16px 20px;box-shadow:var(--shadow);display:flex;align-items:center;gap:12px;font-weight:700}
.float-card.a{bottom:26px;left:-24px}
.float-card.b{top:26px;right:-20px}
.float-card .dot{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:#fff}
.float-card small{display:block;font-weight:500;color:var(--muted);font-size:.75rem}

/* Section base */
section{padding:100px 0}
.sec-head{max-width:640px;margin-bottom:56px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head h2{font-size:clamp(2rem,4.4vw,3.2rem);margin:16px 0}
.sec-head p{color:var(--muted)}

/* Why us — features */
.why{background:var(--white)}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.feat{background:var(--sky);border:1px solid #e2f4fb;border-radius:var(--r);padding:36px 30px;transition:.3s}
.feat:hover{transform:translateY(-8px);box-shadow:var(--shadow);background:#fff}
.feat .ic{width:60px;height:60px;border-radius:18px;display:grid;place-items:center;color:#fff;margin-bottom:22px}
.feat h3{font-size:1.3rem;margin-bottom:10px}
.feat p{color:var(--muted);font-size:.96rem}

/* Packages */
.packs{background:linear-gradient(160deg,var(--deep),#0a5566);color:#fff;border-radius:0}
.packs .sec-head h2{color:#fff}
.packs .sec-head p{color:#a9d8e4}
.pack-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pack{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r);padding:34px;position:relative;transition:.3s}
.pack:hover{transform:translateY(-6px);background:rgba(255,255,255,.1)}
.pack.pop{background:#fff;color:var(--ink)}
.pack.pop .price{color:var(--sea)}
.pack .tag{position:absolute;top:-14px;right:24px;background:var(--coral);color:#fff;padding:6px 16px;border-radius:100px;font-size:.75rem;font-weight:700}
.pack h3{font-size:1.5rem;margin-bottom:6px}
.pack .price{font-size:2.6rem;font-weight:800;margin:14px 0}
.pack .price small{font-size:1rem;font-weight:500;opacity:.7}
.pack ul{list-style:none;margin:18px 0 26px}
.pack li{display:flex;gap:10px;align-items:center;padding:7px 0;font-size:.95rem;opacity:.92}
.pack li .icon{color:var(--aqua);flex:none}
.pack.pop li .icon{color:var(--sea)}
.pack .btn{width:100%;justify-content:center}

/* Instructors */
.crew{background:var(--white)}
.crew-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.coach{border-radius:var(--r);overflow:hidden;background:var(--sky);border:1px solid #e2f4fb}
.coach .ph{height:230px;background:linear-gradient(135deg,var(--sea),var(--aqua));display:grid;place-items:center;color:#fff;font-size:3.4rem;font-weight:800}
.coach .bd{padding:24px}
.coach h3{font-size:1.25rem}
.coach .role{color:var(--coral);font-weight:700;font-size:.85rem;margin-bottom:10px}
.coach p{color:var(--muted);font-size:.92rem}

/* Schedule */
.sched{background:var(--sky)}
.sched-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px}
.slot{background:#fff;border-radius:18px;padding:24px 20px;border:1px solid #e2f4fb;text-align:center}
.slot b{display:block;font-size:1.1rem;color:var(--deep)}
.slot .t{font-size:2rem;font-weight:800;color:var(--sea);margin:6px 0}
.slot span{font-size:.85rem;color:var(--muted)}
.slot.full{opacity:.55}
.slot.full .t{color:var(--muted)}

/* Gallery */
.gallery{background:var(--white)}
.gal-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:180px;gap:14px}
.gal-grid img{width:100%;height:100%;object-fit:cover;border-radius:16px;transition:.3s}
.gal-grid img:hover{transform:scale(1.03)}
.gal-grid .tall{grid-row:span 2}
.gal-grid .wide{grid-column:span 2}

/* FAQ */
.faq{background:var(--sky)}
.faq-list{max-width:820px;margin-inline:auto}
.qa{background:#fff;border:1px solid #e2f4fb;border-radius:18px;margin-bottom:14px;overflow:hidden}
.qa summary{list-style:none;cursor:pointer;padding:22px 26px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:16px}
.qa summary::-webkit-details-marker{display:none}
.qa summary .icon{transition:.3s;color:var(--sea);flex:none}
.qa[open] summary .icon{transform:rotate(45deg)}
.qa .ans{padding:0 26px 24px;color:var(--muted)}

/* CTA */
.cta-wave{background:linear-gradient(120deg,var(--coral),var(--sun));color:#fff;text-align:center;border-radius:0}
.cta-wave h2{font-size:clamp(2rem,4.4vw,3.2rem);max-width:18ch;margin:0 auto 16px}
.cta-wave p{max-width:50ch;margin:0 auto 30px;opacity:.95}

/* Footer */
.site-foot{background:var(--deep);color:#a9d8e4;padding:70px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
.site-foot h4{color:#fff;font-size:1.05rem;margin-bottom:18px}
.site-foot a{display:block;padding:5px 0;color:#a9d8e4;transition:.2s}
.site-foot a:hover{color:var(--aqua)}
.contact-line{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px}
.foot-brand p{margin-top:14px;max-width:34ch}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:46px;padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.85rem}

/* Cookie: floating rounded card bottom-left */
.cookie{position:fixed;left:24px;bottom:24px;z-index:90;max-width:380px;background:#fff;border-radius:24px;padding:26px;box-shadow:0 30px 70px -20px rgba(5,59,74,.5);border:1px solid #dbeff6;transform:translateY(160%);transition:transform .5s cubic-bezier(.2,.8,.2,1)}
.cookie.show{transform:none}
.cookie .ic{width:52px;height:52px;border-radius:16px;background:linear-gradient(135deg,var(--sea),var(--aqua));color:#fff;display:grid;place-items:center;margin-bottom:16px}
.cookie h4{font-size:1.15rem;margin-bottom:8px}
.cookie p{font-size:.9rem;color:var(--muted);margin-bottom:18px}
.cookie a{color:var(--sea);text-decoration:underline}
.cookie .acts{display:flex;gap:10px}
.cookie .acts .btn{flex:1;justify-content:center;padding:12px 16px;font-size:.9rem}

/* Inner pages */
.page-hero{background:radial-gradient(120% 120% at 80% 0%,#d6f6ff,#f2fbfe);padding:120px 0 90px;text-align:center;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;bottom:-160px;left:-100px;width:400px;height:400px;background:radial-gradient(circle,rgba(34,211,238,.3),transparent 70%);border-radius:50%}
.page-hero h1{font-size:clamp(2.4rem,5vw,3.8rem);position:relative}
.page-hero p{color:var(--muted);margin-top:14px;position:relative}
.breadcrumb{position:relative}
.contact-layout{display:grid;grid-template-columns:1fr 1.1fr;gap:44px;align-items:start}
.info-card{background:var(--sky);border:1px solid #e2f4fb;border-radius:var(--r);padding:34px;margin-bottom:20px}
.info-card .row{display:flex;gap:16px;align-items:flex-start;margin-bottom:22px}
.info-card .row:last-child{margin-bottom:0}
.info-card .ic{flex:none;width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,var(--sea),var(--aqua));color:#fff;display:grid;place-items:center}
.info-card h4{font-size:1.05rem;margin-bottom:3px}
.info-card p,.info-card a{color:var(--muted);font-size:.95rem}
.form{background:#fff;border:1px solid #e2f4fb;border-radius:var(--r);padding:40px;box-shadow:var(--shadow)}
.field{margin-bottom:22px}
.field label{display:block;font-size:.85rem;font-weight:700;color:var(--deep);margin-bottom:8px}
.field input,.field textarea,.field select{width:100%;padding:15px 18px;border:2px solid #dbeff6;border-radius:14px;background:var(--sky);font-family:var(--font);font-size:1rem;color:var(--ink);transition:.2s}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--sea);background:#fff;box-shadow:0 0 0 4px rgba(8,145,178,.12)}
.field textarea{resize:vertical;min-height:130px}
.form .btn{width:100%;justify-content:center;margin-top:6px}
.err{color:var(--coral);font-size:.82rem;margin-top:6px;display:none}
.field.invalid .err{display:block}
.field.invalid input,.field.invalid textarea{border-color:var(--coral)}
.map-embed{border-radius:var(--r);overflow:hidden;border:1px solid #e2f4fb;margin-top:20px;height:280px}
.map-embed iframe{width:100%;height:100%;border:0}

/* Legal */
.legal{max-width:820px;margin-inline:auto}
.legal h2{font-size:1.5rem;margin:38px 0 14px;color:var(--deep)}
.legal h3{font-size:1.05rem;margin:20px 0 8px}
.legal p,.legal li{color:#3f5a64;margin-bottom:12px}
.legal ul{padding-left:22px}
.legal .updated{color:var(--muted);font-size:.9rem}

/* Thanks */
.thanks{min-height:82vh;display:grid;place-items:center;text-align:center;background:radial-gradient(120% 120% at 50% 0%,#d6f6ff,#f2fbfe);padding:80px 0}
.thanks .mark-big{width:120px;height:120px;border-radius:32px;background:linear-gradient(135deg,var(--sea),var(--aqua));color:#fff;display:grid;place-items:center;margin:0 auto 30px;transform:rotate(-6deg);box-shadow:var(--shadow)}
.thanks h1{font-size:clamp(2.2rem,5vw,3.4rem);margin-bottom:16px}
.thanks p{color:var(--muted);max-width:46ch;margin:0 auto 32px}

@media(max-width:900px){
  .hero-grid,.contact-layout{grid-template-columns:1fr}
  .hero-photo{order:-1}
  .feat-grid,.pack-grid,.crew-grid{grid-template-columns:1fr 1fr}
  .gal-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .menu{display:none}
  .nav-toggle{display:block}
  .menu.open{display:flex;position:absolute;top:80px;left:0;right:0;flex-direction:column;background:#fff;padding:24px;border-radius:24px;gap:14px;box-shadow:var(--shadow)}
}
@media(max-width:560px){
  section{padding:70px 0}
  .feat-grid,.pack-grid,.crew-grid,.foot-grid,.gal-grid{grid-template-columns:1fr}
  .gal-grid .wide,.gal-grid .tall{grid-column:auto;grid-row:auto}
  .cookie{left:12px;right:12px;max-width:none}
  .float-card.a{left:0}.float-card.b{right:0}
}