:root{--bg:#f5f5f7;--text:#1d1d1f;--muted:#6e6e73;--accent:#0071e3;--accent-h:#0a84ff;--card:rgba(255,255,255,.66);--border:rgba(0,0,0,.08);--cw:176px;--ch:84px}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:radial-gradient(ellipse at 50% 38%,#ffffff 0%,#f5f5f7 55%,#e9eaef 100%);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,sans-serif;overflow:hidden;-webkit-font-smoothing:antialiased}
#treeCanvas{position:fixed;inset:0;width:100%;height:100%;z-index:0}
.stage{position:fixed;inset:0;z-index:2;pointer-events:none}
.stage>*{pointer-events:auto}
.wheel{position:absolute;top:0;bottom:0;width:50%}
.wheel-left{left:0}.wheel-right{right:0}
.wheel-title{position:absolute;top:86px;margin:0;font-size:12px;letter-spacing:2.2px;text-transform:uppercase;color:var(--muted);font-weight:600}
.wheel-left .wheel-title{left:22%}.wheel-right .wheel-title{right:22%}
.wheel-track{position:absolute;inset:0}
.card{position:absolute;left:0;top:0;width:var(--cw);border-radius:18px;overflow:hidden;background:var(--card);border:1px solid var(--border);-webkit-backdrop-filter:saturate(180%) blur(22px);backdrop-filter:saturate(180%) blur(22px);color:var(--text);text-decoration:none;display:block;will-change:transform,opacity;box-shadow:0 10px 34px rgba(30,40,60,.10),0 1px 0 rgba(255,255,255,.8) inset;transition:box-shadow .2s,border-color .2s}
.card:hover{border-color:rgba(0,113,227,.45);box-shadow:0 14px 40px rgba(0,113,227,.16)}
.card-img{width:100%;height:var(--ch);background-size:cover;background-position:center;position:relative}
.card-img.ph{display:flex;align-items:center;justify-content:center;font-size:34px;font-weight:700;color:rgba(255,255,255,.92)}
.card-img.g0{background-image:linear-gradient(135deg,#7dd3c0,#8bb8f0)}
.card-img.g1{background-image:linear-gradient(135deg,#b7a4f0,#86d0f5)}
.card-img.g2{background-image:linear-gradient(135deg,#f5c08a,#f0a0c0)}
.card-img.g3{background-image:linear-gradient(135deg,#a8dca0,#8cd0d8)}
.card-pin{position:absolute;top:8px;left:8px;font-size:11px;background:rgba(255,255,255,.8);padding:3px 8px;border-radius:999px;color:#9a6a00;font-weight:600}
.card-vis{position:absolute;top:8px;right:8px;font-size:11px;background:rgba(255,255,255,.8);padding:3px 8px;border-radius:999px;color:var(--text);font-weight:600}
.card-body{padding:10px 12px 12px}
.card-title{font-size:14px;font-weight:600;margin:0 0 3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:-.01em}
.card-owner{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.card.ghost{pointer-events:none}
.card.ghost .card-title,.card.ghost .card-owner{height:10px;border-radius:5px;background:rgba(0,0,0,.07);margin:4px 0;width:70%}
.card.ghost .card-owner{width:42%;height:8px}
.btn{display:inline-block;padding:10px 22px;border-radius:999px;border:1px solid var(--border);background:rgba(255,255,255,.72);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);color:var(--text);text-decoration:none;font-size:14px;font-weight:600;cursor:pointer;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(30,40,60,.12)}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-h)}
.trunk{position:absolute;left:50%;bottom:15vh;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;padding:14px 18px;border-radius:22px;background:rgba(255,255,255,.62);-webkit-backdrop-filter:saturate(180%) blur(22px);backdrop-filter:saturate(180%) blur(22px);border:1px solid var(--border);box-shadow:0 12px 40px rgba(30,40,60,.12)}
.trunk .who{font-size:14px;margin:0;color:var(--text);font-weight:600}
.trunk-row{display:flex;gap:10px}
.trunk .out-link{background:none;border:none;color:var(--muted);font-size:12px;cursor:pointer;text-decoration:underline;padding:0}
.hidden{display:none!important}
.foot{position:fixed;bottom:10px;left:0;right:0;text-align:center;z-index:3;pointer-events:none;display:flex;flex-direction:column;align-items:center;gap:20px}
.foot-tag{font-size:14px;letter-spacing:1.5px;color:var(--muted);font-weight:500}
.foot-by{font-size:12px;color:var(--muted);font-style:italic;margin:-2px 0 -2px}
.foot-logo{height:17.5px;width:auto;opacity:.92}
/* egri hizli kaydirma izi (jog) */
.jog-svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}
.jog-rail{fill:none;stroke:rgba(255,255,255,.72);stroke-width:42;stroke-linecap:round;filter:drop-shadow(0 6px 14px rgba(30,40,60,.12))}
.jog-core{fill:none;stroke:rgba(0,0,0,.12);stroke-width:2;stroke-linecap:round}
.jog-knob{position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;background:linear-gradient(#fff,#e8eaf0);border:1px solid rgba(0,0,0,.1);box-shadow:0 4px 14px rgba(30,40,60,.25);cursor:grab;touch-action:none;z-index:30}
.jog-knob:active{cursor:grabbing}
.jog-cap{position:absolute;left:0;top:0;font-size:10px;line-height:16px;color:var(--muted);pointer-events:none;width:16px;height:16px;text-align:center;transform-origin:50% 50%}
.card.off{display:none}
/* giris / kayit paneli */
.auth-overlay{position:fixed;inset:0;z-index:20;display:flex;align-items:center;justify-content:center;background:rgba(245,245,247,.45);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);opacity:0;transition:opacity .2s}
.auth-overlay.show{opacity:1}
.auth-box{position:relative;width:min(380px,92vw);max-height:92vh;overflow:auto;padding:22px 24px 20px;border-radius:24px;background:rgba(255,255,255,.82);-webkit-backdrop-filter:saturate(180%) blur(28px);backdrop-filter:saturate(180%) blur(28px);border:1px solid var(--border);box-shadow:0 24px 70px rgba(30,40,60,.22);transform:scale(.96);transition:transform .2s}
.auth-overlay.show .auth-box{transform:scale(1)}
.auth-close{position:absolute;top:10px;right:14px;border:none;background:none;font-size:26px;line-height:1;color:var(--muted);cursor:pointer}
.auth-tabs{display:flex;gap:4px;padding:4px;border-radius:12px;background:rgba(0,0,0,.06);margin:4px 28px 16px 0}
.auth-tab{flex:1;border:none;background:none;padding:8px 10px;border-radius:9px;font-size:14px;font-weight:600;color:var(--muted);cursor:pointer}
.auth-tab.on{background:#fff;color:var(--text);box-shadow:0 1px 4px rgba(0,0,0,.12)}
.auth-form{display:flex;flex-direction:column;gap:10px}
.auth-f{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted)}
.auth-f input{padding:11px 12px;border-radius:10px;border:1px solid rgba(0,0,0,.14);background:rgba(255,255,255,.9);font-size:15px;color:var(--text)}
.auth-f input:focus{outline:2px solid rgba(0,113,227,.45);border-color:var(--accent)}
.auth-submit{margin-top:6px;width:100%;padding:12px}
.auth-submit:disabled{opacity:.6;cursor:not-allowed}
.auth-link{text-align:center;font-size:13px;color:var(--accent);text-decoration:none}
.auth-link:hover{text-decoration:underline}
.auth-msg{font-size:13px;margin-top:12px;padding:0;border-radius:10px}
.auth-msg.err{padding:9px 12px;background:rgba(255,59,48,.1);color:#c4271c}
.auth-msg.ok{padding:9px 12px;background:rgba(52,199,89,.12);color:#1e7a3a}
.auth-note{font-size:13px;color:var(--muted);line-height:1.4}
.auth-qr{width:200px;height:200px;max-width:100%;margin:8px auto;background:#fff;padding:6px;border-radius:10px;display:block}
.auth-secret{font-family:ui-monospace,Consolas,monospace;font-size:12px;word-break:break-all;padding:8px;border:1px solid var(--border);border-radius:8px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
@media (max-width:820px){
  body{overflow:auto}
  .foot{position:static;margin:0;padding:14px 0 22px}
  .jog-svg,.jog-knob,.jog-cap{display:none}
  .wheel-track .card.ghost:nth-child(n+11){display:none}
  .stage{position:relative;inset:auto;min-height:100vh;padding:60vh 0 40px;display:flex;flex-direction:column;justify-content:flex-start;gap:20px}
  .wheel{position:relative;width:100%;top:auto;bottom:auto}
  .wheel-title{position:static;padding:0 20px 8px}
  .wheel-track{position:relative;inset:auto;display:flex;overflow-x:auto;gap:12px;padding:0 20px 8px;scroll-snap-type:x mandatory}
  .card{position:relative;flex:0 0 var(--cw);scroll-snap-align:start;transform:none!important;opacity:1!important}
  .trunk{position:relative;left:auto;bottom:auto;transform:none;order:-1;margin:0 auto}
}