:root{
  --bg:#0b0f14;
  --card:#121820;
  --muted:#8aa0b2;
  --text:#e6eef5;
  --accent:#52a3ff;
  --ok:#2ecc71;
  --err:#ff5c5c;
  --shadow:0 10px 24px rgba(0,0,0,.35);
  --radius:18px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif}
a{color:var(--accent);text-decoration:none}
.container{max-width:1024px;margin:0 auto;padding:22px}
.header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.brand{display:flex;align-items:center;gap:12px}
.brand .logo{width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,#8a5cff,#3bb6ff);box-shadow:var(--shadow)}
.brand h1{font-size:20px;margin:0;font-weight:800;letter-spacing:.2px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.brand span.badge{font-size:11px;color:#0b0f14;background:#e6eef5;border-radius:999px;padding:4px 8px;margin-left:6px}
.grid{display:grid;grid-template-columns:1fr;gap:18px;justify-items:center}
@media (max-width:900px){.grid{display:grid;grid-template-columns:1fr;gap:18px;justify-items:center}}
.card{max-width:430px;margin:0 auto;background:var(--card);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;width:100%}
.card .media{width:100%;background:#0f141a;display:block;overflow:hidden}
.card .media img{width:100%;height:auto;max-height:90vh;object-fit:contain;cursor:zoom-in}
.card .content{padding:16px 16px 18px 16px}
.card .meta{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px;margin-bottom:8px}
.card .title{font-size:18px;margin:0 0 6px 0;font-weight:800}
.card .text{color:#cfe0ec;font-size:14px;line-height:1.55;white-space:pre-wrap}
.empty{padding:40px;text-align:center;color:var(--muted);border:1px dashed rgba(255,255,255,.15);border-radius:var(--radius)}
.toolbar{display:flex;gap:10px;align-items:center}
button, .btn{background:#1b2430;color:var(--text);border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:10px 14px;font-weight:600;cursor:pointer}
button:hover, .btn:hover{transform:translateY(-1px);box-shadow:0 10px 20px rgba(0,0,0,.25)}
.notice{padding:12px 14px;border-radius:12px;background:rgba(82,163,255,.08);border:1px solid rgba(82,163,255,.25);color:#cfe0ec}
.footer{margin-top:24px;color:var(--muted);font-size:12px;text-align:center;opacity:.8}
hr.sep{border:0;border-top:1px solid rgba(255,255,255,.06);margin:16px 0}
/* admin */
.admin-wrap{max-width:760px;margin:24px auto}
.input, textarea{width:100%;background:#0f141a;border:1px solid rgba(255,255,255,.1);color:var(--text);border-radius:12px;padding:12px 14px}
textarea{min-height:160px;resize:vertical}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:720px){.row{grid-template-columns:1fr}}
label{font-size:12px;color:var(--muted);margin-bottom:6px;display:block}
.form-card{padding:18px;border-radius:18px;background:var(--card);border:1px solid rgba(255,255,255,.08)}
.inline{display:flex;align-items:center;gap:10px}
.badge-ok{background:rgba(46,204,113,.12);border:1px solid rgba(46,204,113,.35);color:#bff3ce;border-radius:999px;padding:4px 8px;font-size:12px}
.badge-err{background:rgba(255,92,92,.12);border:1px solid rgba(255,92,92,.35);color:#ffd6d6;border-radius:999px;padding:4px 8px;font-size:12px}
.preview{margin-top:12px;border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,.06)}
small.helper{color:var(--muted);display:block;margin-top:6px}
.file{background:#0f141a;border:1px dashed rgba(255,255,255,.15);border-radius:12px;padding:18px;text-align:center;color:#cfe0ec}


/* Lightbox 3D viewer */
.viewer-overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.75);backdrop-filter:blur(3px);z-index:9999;opacity:0;pointer-events:none;transition:opacity .2s ease}
.viewer-overlay.show{opacity:1;pointer-events:auto}
.viewer-stage{position:relative;max-width:min(96vw,1600px);max-height:100dvh}
.viewer-img{width:100%;height:100%;max-width:100vw;max-height:100dvh;object-fit:contain;cursor:zoom-out;transform:translateZ(0) rotateX(0deg) rotateY(0deg) scale(1)}
.viewer-close{position:absolute;top:8px;right:8px;background:rgba(0,0,0,.5);border:1px solid rgba(255,255,255,.2);padding:8px 10px;border-radius:10px}

.card .media video{width:100%;height:auto;max-height:90vh;object-fit:contain;cursor:zoom-in;outline:0;border:0}

.actions{display:flex;gap:8px;justify-content:flex-end;align-items:center;flex-wrap:nowrap;margin-top:8px}
.btn-share{background:#1b2430;color:#e6eef5;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:8px 12px;font-weight:600;cursor:pointer}
.btn-share:hover{transform:translateY(-1px);box-shadow:0 8px 16px rgba(0,0,0,.25)}

body.noscroll{overflow:hidden}

.btn-like,.btn-share{background:#1b2430;color:#e6eef5;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:8px 12px;font-weight:600;cursor:pointer}
.btn-like.liked{background:#2d3b4a}

.btn-like,.btn-share{background:#1b2430;color:#e6eef5;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:6px 10px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.btn-like.liked{background:#2d3b4a;border-color:rgba(255,100,100,.35)}
.btn-like .heart{font-size:16px;line-height:1;display:inline-block;transform:translateY(-1px)}
.btn-like.liked .heart{color:#ff6b81;animation:heart-pop .35s ease}
@keyframes heart-pop{0%{transform:scale(.85)}40%{transform:scale(1.25)}100%{transform:scale(1)}}
.count{font-weight:800;margin-left:2px}