:root{
  --sans:"Instrument Sans",-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --serif:"Fraunces","Iowan Old Style",Georgia,serif;
  --ink:#eaf4fb;
  --ink-dim:#b9d9ec;
  --glass:rgba(6,30,48,.52);
  --glass-line:rgba(180,220,245,.26);
  --gold:#e8c987;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{width:100%;height:100%;overflow:hidden;background:#04121f}
body{font-family:var(--sans);color:var(--ink);-webkit-font-smoothing:antialiased;touch-action:none}

#sea{position:fixed;inset:0;width:100%;height:100%;display:block}

#ui{position:fixed;inset:0;pointer-events:none;z-index:10}

.topbar{
  position:absolute;top:0;left:0;right:0;
  display:flex;align-items:baseline;justify-content:space-between;
  padding:20px 26px;
}
.wordmark{
  font-family:var(--serif);font-size:19px;font-weight:600;font-style:italic;letter-spacing:.005em;
  color:#f2f9ff;text-shadow:0 1px 12px rgba(0,15,30,.65)
}
.topright{display:flex;align-items:center;gap:12px;pointer-events:auto}
.ver{font-size:11px;letter-spacing:.09em;color:#a8cfe8;font-weight:600}
.account{
  font:inherit;font-size:13px;font-weight:700;color:#04121f;cursor:pointer;
  display:flex;align-items:center;gap:8px;
  padding:8px 16px;border:none;border-radius:22px;
  background:#dff1f6;box-shadow:0 6px 18px rgba(0,10,22,.35);
  transition:background .2s,transform .15s;
}
.account:hover{background:#fff;transform:translateY(-1px)}
.account .ava{width:18px;height:18px;border-radius:50%;display:inline-block;flex:none;
  box-shadow:0 0 0 2px rgba(255,255,255,.18)}

/* ---------- ipuclari: sahneye gore ---------- */
.hint{
  position:absolute;left:50%;bottom:96px;transform:translateX(-50%);
  font-size:13px;font-weight:600;letter-spacing:.05em;color:#e6f4fb;
  padding:8px 15px;border:1px solid rgba(180,220,245,.18);border-radius:14px;
  background:rgba(6,28,46,.34);backdrop-filter:blur(4px);
  text-shadow:0 1px 6px rgba(0,20,40,.5);
  animation:breathe 4.5s ease-in-out infinite;
  opacity:0;visibility:hidden;transition:opacity .5s,visibility .5s;
}
body[data-scene="surface"] .hint[data-for="surface"],
body[data-scene="tank"] .hint[data-for="tank"]{opacity:1;visibility:visible}
@keyframes breathe{0%,100%{opacity:.5}50%{opacity:1}}
body[data-scene="surface"] .hint[data-for="tank"]{animation:none}
body[data-scene="tank"] .hint[data-for="surface"]{animation:none}

/* ---------- dock: sahneye gore tek zarif bar ---------- */
.dock{
  position:absolute;left:50%;bottom:28px;transform:translateX(-50%);
  display:flex;gap:6px;pointer-events:auto;
  padding:7px;border:1px solid var(--glass-line);border-radius:20px;
  background:var(--glass);backdrop-filter:blur(14px);
  box-shadow:0 14px 44px rgba(0,10,22,.45);
  opacity:0;visibility:hidden;translate:0 12px;
  transition:opacity .5s ease,visibility .5s,translate .5s ease;
}
body[data-scene="surface"] .dock[data-for="surface"],
body[data-scene="tank"] .dock[data-for="tank"]{opacity:1;visibility:visible;translate:0 0}
.dock button{
  font:inherit;font-size:13.5px;font-weight:700;letter-spacing:.03em;color:#eaf6fb;
  padding:12px 20px;border:none;border-radius:14px;
  background:rgba(20,80,110,.85);cursor:pointer;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12);
  transition:background .2s ease,transform .12s ease;
  display:flex;align-items:center;gap:7px;
}
.dock button:hover{background:rgba(30,110,148,.95);transform:translateY(-1px)}
.dock button:active{transform:translateY(0)}
.dock button.primary{
  background:linear-gradient(155deg,#e8c987,#d4ab5f);color:#3a2c10;
}
.dock button.primary:hover{background:linear-gradient(155deg,#f2d79c,#e0b96e)}
.dock .arr{font-size:14px;opacity:.8}

/* ---------- landing: scroll = derinlik ---------- */
.landing{
  position:fixed;inset:0;z-index:50;overflow-y:auto;overflow-x:hidden;
  -webkit-overflow-scrolling:touch;touch-action:pan-y;
  background:linear-gradient(180deg,
    #a7dcd9 0%, #6cc3c6 12%, #2f9aa8 28%, #17607a 48%, #0a3550 68%, #051d31 84%, #03111d 100%);
  color:#083a4a;
  transition:opacity 1.1s ease,visibility 1.1s;
}
.landing.away{opacity:0;visibility:hidden}
.landing[hidden]{display:none}

.l-hero{position:relative;min-height:100svh;display:flex;flex-direction:column;
  justify-content:center;padding:12vh 8vw 14vh;overflow:visible}
.l-hero h1{
  font-family:var(--serif);font-weight:700;font-size:clamp(44px,8vw,92px);line-height:1.0;
  color:#06323f;letter-spacing:.01em;
  animation:lrise 1.2s cubic-bezier(.2,.8,.2,1);
}
.l-hero h1 em{font-style:italic;color:#0b5468}
.l-tag{font-size:clamp(16px,1.8vw,21px);font-weight:600;line-height:1.7;color:#083a4a;margin:22px 0 30px;
  animation:lrise 1.2s .1s cubic-bezier(.2,.8,.2,1) backwards}
.l-cta{
  font:inherit;font-size:16px;font-weight:700;letter-spacing:.05em;color:#f2fbfd;cursor:pointer;
  align-self:flex-start;padding:16px 42px;border:none;border-radius:28px;
  background:#0b4b5e;box-shadow:0 12px 34px rgba(5,50,65,.3);
  transition:transform .15s ease,box-shadow .2s,background .2s;
  animation:lrise 1.2s .2s cubic-bezier(.2,.8,.2,1) backwards;
}
.l-cta:hover{transform:translateY(-2px);background:#0d5a71;box-shadow:0 16px 42px rgba(5,50,65,.4)}
.l-hint{position:absolute;left:8vw;bottom:5vh;font-size:13px;font-weight:700;letter-spacing:.08em;color:#083a4a;
  opacity:.9;animation:breathe 4.5s ease-in-out infinite}

.l-art{position:absolute;pointer-events:none;user-select:-webkit-none;user-select:none;
  filter:drop-shadow(0 18px 40px rgba(4,30,45,.25))}
.l-bottle{right:6vw;top:16vh;width:min(34vw,420px);animation:lfloat 7s ease-in-out infinite}
.l-fish-hero{right:30vw;bottom:4vh;width:min(22vw,280px);opacity:.9;
  animation:lfloat 9s 1.5s ease-in-out infinite}

.l-sec{position:relative;min-height:88svh;display:flex;align-items:center;
  padding:10vh 8vw;overflow:visible}
.l-sec .l-txt{max-width:520px;position:relative;z-index:2}
.l-sec.l-right{justify-content:flex-end}
.l-sec h2{font-family:var(--serif);font-style:italic;font-weight:700;
  font-size:clamp(30px,4.6vw,52px);color:#eaf7fa;margin-bottom:16px}
.l-sec p{font-size:clamp(15px,1.6vw,18px);font-weight:500;line-height:1.8;color:#e2f3f7}
.l-sec:nth-of-type(2) h2{color:#083a4a}
.l-sec:nth-of-type(2) p{color:#0b4b5e}
.l-a1{right:6vw;top:12vh;width:min(38vw,470px);animation:lfloat 8s ease-in-out infinite}
.l-a2{left:5vw;top:16vh;width:min(34vw,420px);animation:lfloat 10s .8s ease-in-out infinite}
.l-a2b{left:26vw;bottom:8vh;width:min(18vw,220px);opacity:.85;transform:scaleX(-1);
  animation:lfloat 7.5s 2s ease-in-out infinite}
.l-a3{right:8vw;bottom:30vh;width:min(22vw,270px);animation:lfloat 9s ease-in-out infinite}
.l-a3b{right:26vw;top:10vh;width:min(17vw,210px);opacity:.9;animation:lfloat 8s 1s ease-in-out infinite}

.l-deep{position:relative;min-height:92svh;display:flex;flex-direction:column;
  align-items:center;justify-content:center;text-align:center;padding:10vh 8vw;overflow:hidden}
.l-deep h2{font-family:var(--serif);font-style:italic;font-weight:700;
  font-size:clamp(32px,5vw,56px);color:#eaf7fa;margin-bottom:26px;position:relative;z-index:2}
.l-deep .l-cta{align-self:center;background:#1a7d99;position:relative;z-index:2}
.l-deep .l-cta:hover{background:#1f93b4}
.l-whale{left:50%;top:14vh;transform:translateX(-50%);width:min(72vw,900px);opacity:.32}
.l-foot{margin-top:8vh;display:flex;gap:22px;align-items:baseline;position:relative;z-index:2}
.l-foot a{color:#7fb4c8;font-size:12.5px;text-decoration:none;border-bottom:1px solid rgba(127,180,200,.35)}
.l-foot a:hover{color:#bfe0f5}
.l-foot span{font-size:11px;color:#54808f;letter-spacing:.08em}

@keyframes lrise{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
@keyframes lfloat{0%,100%{translate:0 0}50%{translate:0 -18px}}

@media (max-width:640px){
  .l-hero{padding:14vh 7vw 12vh}
  .l-bottle{right:-4vw;top:8vh;width:52vw}
  .l-fish-hero{display:none}
  .l-a1{width:52vw;right:-6vw;top:6vh}
  .l-a2{width:48vw;left:-4vw;top:8vh}
  .l-a2b{display:none}
  .l-a3{width:40vw;right:-2vw;bottom:6vh}
  .l-a3b{display:none}
  .l-sec{min-height:76svh}
  .l-whale{width:110vw}
}
@media (prefers-reduced-motion:reduce){
  .l-art,.l-hint{animation:none}
}

/* ---------- modal: sayfa hissi ---------- */
.modal-root{position:fixed;inset:0;z-index:30;display:none;pointer-events:auto;
  align-items:center;justify-content:center;padding:22px}
.modal-root.open{display:flex}
.scrim{position:absolute;inset:0;background:rgba(2,12,22,.6);backdrop-filter:blur(4px)}
.panel{
  position:relative;width:min(480px,94vw);max-height:88vh;overflow:auto;
  background:linear-gradient(170deg,rgba(10,44,68,.96),rgba(6,28,46,.96));
  border:1px solid rgba(170,214,240,.24);border-radius:20px;
  padding:28px 26px 22px;box-shadow:0 30px 90px rgba(0,10,22,.6);
  animation:rise .45s cubic-bezier(.2,.8,.2,1);
}
@keyframes rise{from{opacity:0;transform:translateY(24px) scale(.985)}to{opacity:1;transform:none}}
.panel h2{font-family:var(--serif);font-size:25px;font-weight:600;font-style:italic;margin-bottom:7px;color:#f2f9ff}
.panel p.sub{font-size:13.5px;color:#cfe6f5;margin-bottom:18px;line-height:1.65}
.panel .close{position:absolute;top:14px;right:16px;background:none;border:none;color:var(--ink-dim);
  font-size:21px;cursor:pointer;line-height:1;padding:3px 7px;border-radius:8px;transition:color .2s,background .2s}
.panel .close:hover{color:var(--ink);background:rgba(150,210,240,.08)}

textarea,input[type=email],input[type=text]{
  width:100%;font:inherit;color:#f4faff;background:rgba(3,18,32,.55);
  border:1px solid rgba(170,214,240,.24);border-radius:14px;padding:13px 14px;resize:vertical;
  transition:border-color .2s,box-shadow .2s;
}
textarea:focus,input:focus{outline:none;border-color:rgba(190,230,250,.6);box-shadow:0 0 0 3px rgba(120,190,230,.12)}
textarea{min-height:160px;line-height:1.7;font-family:var(--serif);font-size:15.5px}

.row{display:flex;gap:10px;margin-top:16px}
.btn{font:inherit;font-size:14px;font-weight:700;letter-spacing:.02em;padding:12px 20px;border-radius:14px;cursor:pointer;
  border:1px solid transparent;transition:filter .15s,transform .1s,background .2s}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:linear-gradient(155deg,#1e7d9e,#155f7c);color:#eefaff;border-color:rgba(120,200,230,.4);
  box-shadow:0 8px 24px rgba(10,80,110,.35), inset 0 1px 0 rgba(255,255,255,.14);
}
.btn-primary:hover{filter:brightness(1.12)}
.btn-ghost{background:rgba(20,70,100,.6);color:#eaf6fb;border-color:rgba(170,214,240,.45);font-weight:600}
.btn-ghost:hover{background:rgba(16,64,96,.5)}
.grow{flex:1}

.consent{display:flex;gap:9px;align-items:flex-start;margin-top:14px;font-size:11.5px;color:var(--ink-dim);line-height:1.55}
.consent input{margin-top:2px;accent-color:#2b8fb0}
.consent a{color:#8fd0ea}

/* ---------- okunan mektup: kagit ---------- */
.letter{
  position:relative;border-radius:4px;padding:24px 24px 22px;
  background-image:linear-gradient(160deg,#f8f1e2,#f1e7d3);color:#463d2c;
  box-shadow:0 16px 44px rgba(0,10,22,.42), inset 0 0 70px rgba(190,168,120,.15);
}
.letter .meta{
  font-family:var(--sans);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;
  color:#a08d63;margin-bottom:13px;display:flex;justify-content:space-between;gap:10px;
}
.letter .body{font-family:var(--serif);font-size:16.5px;line-height:1.9;white-space:pre-wrap;color:#463d2c}
.letter .stamp{
  position:absolute;top:15px;right:17px;width:32px;height:38px;border-radius:2px;
  background:radial-gradient(circle at 50% 42%,#d5ece4,#a7c7be);
  border:2px dashed rgba(120,100,70,.3);opacity:.9;
}

/* ---------- benim denizim: profil ---------- */
.profile-head{display:flex;gap:15px;align-items:center;margin-bottom:18px}
.p-ava{width:52px;height:52px;border-radius:50%;flex:none;
  box-shadow:0 0 0 3px rgba(255,255,255,.14), 0 0 24px rgba(150,220,240,.25)}
.p-name{font-family:var(--serif);font-style:italic;font-size:21px;color:#f2f9ff}
.p-bio{font-size:12.5px;color:var(--ink-dim);margin-top:3px;line-height:1.5}
.p-bio.dim{opacity:.6}
.stats{
  display:flex;margin:6px 0 16px;
  border-top:1px solid rgba(170,214,240,.14);border-bottom:1px solid rgba(170,214,240,.14);
}
.stats>div{flex:1;text-align:center;padding:13px 4px}
.stats>div+div{border-left:1px solid rgba(170,214,240,.14)}
.stats b{display:block;font-family:var(--serif);font-size:24px;font-weight:600;color:#f2f9ff}
.stats span{font-size:10.5px;letter-spacing:.07em;color:var(--ink-dim);text-transform:uppercase}
.seah{font-family:var(--serif);font-style:italic;font-size:15px;font-weight:500;color:#cfe6f5;margin:18px 0 10px}
.sea-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.sea-list li{
  background-image:linear-gradient(160deg,#f8f1e2,#efe4cd);color:#4a4130;
  border-radius:3px;padding:13px 16px;font-family:var(--serif);font-size:14px;line-height:1.65;
  box-shadow:0 6px 18px rgba(0,10,22,.28);
}
.empty{font-size:13px;color:#8fb4d0;text-align:center;padding:26px 8px;line-height:1.7}

.toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%) translateY(10px);
  background:rgba(8,36,58,.94);border:1px solid rgba(170,214,240,.3);border-radius:14px;
  backdrop-filter:blur(10px);
  color:var(--ink);font-size:13px;padding:11px 18px;z-index:40;opacity:0;transition:.35s;pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

.modtools{display:flex;gap:14px;justify-content:center;margin-top:14px}
.modtools button{background:none;border:none;color:#7ea6c2;font:inherit;font-size:11.5px;
  cursor:pointer;text-decoration:underline;text-underline-offset:2px;padding:2px}
.modtools button:hover{color:#bfe0f5}

.avapick{display:flex;gap:10px;margin-top:14px}
.avapick button{width:34px;height:34px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:transform .12s}
.avapick button:hover{transform:scale(1.1)}
.avapick button.sel{border-color:#eaf4fb;box-shadow:0 0 0 2px rgba(20,60,80,.6)}

:is(button,a):focus-visible{outline:2px solid rgba(180,230,250,.8);outline-offset:2px}

/* gelgit cagrisi: taramayi bekleyen sise nabzi */
.dock button.pulse{border-color:rgba(232,201,135,.55);color:#f4e5c2;
  animation:tidepulse 2.2s ease-in-out infinite}
@keyframes tidepulse{0%,100%{background:rgba(232,201,135,.06)}50%{background:rgba(232,201,135,.18)}}

/* benim denizim: kabuk koleksiyonu (her bag bir kabuk) */
.bondshells{display:flex;gap:6px;align-items:center;margin:2px 0 14px;min-height:30px;flex-wrap:wrap}
.bondshells img{width:28px;height:28px;object-fit:contain;
  filter:drop-shadow(0 2px 6px rgba(0,15,30,.4));animation:lfloat 5s ease-in-out infinite}
.bondshells img:nth-child(2n){animation-delay:1.2s}
.bondshells img:nth-child(3n){animation-delay:2.3s}
.bondshells .dim{font-size:11.5px;color:#7ea6c2}

@media (max-width:560px){
  .dock{bottom:18px;padding:6px;gap:2px;max-width:94vw}
  .dock button{padding:10px 12px;font-size:12px}
  .hint{bottom:86px;width:max-content;max-width:88vw;text-align:center}
  .panel{width:100%;max-height:92vh;padding:22px 18px 18px}
  .topbar{padding:16px 18px}
}

@media (prefers-reduced-motion:reduce){
  .hint{animation:none}
  .panel,.intro-inner{animation:none}
}

/* ---------- profil: genis sayfa hissi ---------- */
.panel.wide{width:min(680px,94vw)}
.p-head{display:flex;gap:18px;align-items:center;margin-bottom:6px}
.p-fish{width:84px;height:84px;object-fit:contain;flex:none;
  filter:drop-shadow(0 6px 16px rgba(0,15,30,.5));animation:lfloat 6s ease-in-out infinite}
.p-ava.big{width:84px;height:84px;flex:none}
.p-title{font-family:var(--serif);font-style:italic;font-weight:700;font-size:30px;color:#f6fbff;line-height:1.1}
.p-sub{font-size:13.5px;font-weight:600;color:#cfe6f5;margin-top:5px}
.p-sechead{font-family:var(--serif);font-style:italic;font-weight:600;font-size:16px;color:#eaf4fb;
  margin:20px 0 10px;display:flex;align-items:baseline;gap:8px}
.p-sechead b{font-size:13px;color:var(--gold);font-family:var(--sans);font-style:normal}
.coll{display:flex;gap:10px;flex-wrap:wrap;min-height:44px}
.coll .slot{width:52px;height:52px;display:flex;align-items:center;justify-content:center;
  background:rgba(4,24,40,.6);border:1px solid rgba(170,214,240,.22);border-radius:12px}
.coll .slot img{width:40px;height:40px;object-fit:contain;filter:drop-shadow(0 3px 8px rgba(0,15,30,.5))}
.coll .slot.locked{opacity:.38;filter:grayscale(.6)}
.coll .slot .q{font-size:18px;color:#7ea6c2;font-weight:700}
.milestones{display:flex;flex-direction:column;gap:8px}
.milestones .mi{display:flex;align-items:center;gap:10px;font-size:13.5px;font-weight:600;color:#eaf4fb;
  background:rgba(4,24,40,.5);border:1px solid rgba(170,214,240,.18);border-radius:12px;padding:10px 14px}
.milestones .mi img{width:26px;height:26px;object-fit:contain}
.milestones .mi.locked{opacity:.45}
.milestones .mi span{margin-left:auto;font-size:11.5px;color:#a8cfe8;font-weight:700}

/* avatar secici: renkler + balik kimligi */
.avapick.fish{flex-wrap:wrap;gap:8px}
.avapick.fish button{width:52px;height:44px;border-radius:12px;background:rgba(4,24,40,.6);
  display:flex;align-items:center;justify-content:center}
.avapick.fish img{width:42px;height:34px;object-fit:contain;pointer-events:none}
.account .fishava{width:26px;height:22px;object-fit:contain;flex:none}