:root[data-theme="dark"]{
  --txt:#f0f1f6; --mut:#aab0c2; --acc:#6fc3ff; --acc2:#9b8cff;
  --good:#37e0a0; --bad:#ff6b86; --badge:#ff7a59;
  --bg-img:url("asset/black-yash.jpg");
  --scrim:linear-gradient(180deg,rgba(8,8,14,.55),rgba(8,8,14,.78));
  --card:rgba(18,20,32,.42);          /* low-medium transparency */
  --card-h:rgba(26,28,44,.62);
  --line:rgba(255,255,255,.12); --theme-color:#0a0a0e;
  --shadow:0 18px 50px rgba(0,0,0,.45);
}
:root[data-theme="light"]{
  --txt:#23202a; --mut:#5d5a66; --acc:#d64f6e; --acc2:#3a4a7a;
  --good:#1f9d6b; --bad:#c0334d; --badge:#d64f6e;
  --bg-img:url("asset/white-yash.webp");
  --scrim:linear-gradient(180deg,rgba(248,246,242,.45),rgba(248,246,242,.72));
  --card:rgba(255,255,255,.42);
  --card-h:rgba(255,255,255,.66);
  --line:rgba(40,35,45,.14); --theme-color:#f6f4ef;
  --shadow:0 14px 40px rgba(60,50,60,.16);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font:16px/1.6 "Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--txt);min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased;
  position:relative;transition:color .4s;
}
/* fixed wallpaper layer — GPU cheap, no canvas */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:var(--bg-img) center/cover no-repeat;
  transition:opacity .4s;
}
body::after{content:"";position:fixed;inset:0;z-index:-1;background:var(--scrim)}
a{color:inherit;text-decoration:none}

/* theme button */
.theme-btn{
  position:fixed;top:16px;right:16px;z-index:20;width:46px;height:46px;border-radius:50%;
  border:1px solid var(--line);background:var(--card-h);backdrop-filter:blur(10px);
  cursor:pointer;font-size:20px;display:grid;place-items:center;transition:.25s;box-shadow:var(--shadow)}
.theme-btn:hover{transform:rotate(15deg) scale(1.08)}
:root[data-theme="dark"] .ico-sun{display:none}
:root[data-theme="light"] .ico-moon{display:none}

/* hero */
.hero{max-width:1180px;margin:0 auto;padding:clamp(60px,9vw,120px) 22px 26px;text-align:center}
.logo{
  font-size:clamp(42px,8vw,80px);font-weight:800;letter-spacing:-.03em;line-height:1;
  background:linear-gradient(120deg,var(--acc),var(--acc2) 65%,var(--txt));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 2px 30px rgba(0,0,0,.25)}
.hero .tag{color:var(--mut);margin-top:14px;font-size:clamp(14px,2.4vw,18px)}

/* search */
.search{margin:34px auto 0;max-width:620px;position:sticky;top:14px;z-index:5}
.search input{
  width:100%;padding:17px 22px;border-radius:16px;color:var(--txt);font-size:17px;
  background:var(--card-h);border:1px solid var(--line);backdrop-filter:blur(14px);
  outline:none;transition:.25s;box-shadow:var(--shadow)}
.search input:focus{border-color:var(--acc);box-shadow:0 0 0 4px color-mix(in srgb,var(--acc) 22%,transparent)}
.search input::placeholder{color:var(--mut)}

/* tags + overflow */
.tags{display:flex;flex-wrap:wrap;gap:9px;justify-content:center;margin-top:24px}
.chip{
  padding:8px 15px;border-radius:999px;font-size:13.5px;color:var(--mut);cursor:pointer;
  background:var(--card);border:1px solid var(--line);transition:.2s;backdrop-filter:blur(8px)}
.chip small{opacity:.55;margin-left:3px}
.chip:hover{color:var(--txt);border-color:var(--acc);transform:translateY(-2px)}
.chip.on{color:#fff;background:linear-gradient(120deg,var(--acc),var(--acc2));border-color:transparent;font-weight:600}
.chip.extra{display:none}
.tags.show .chip.extra{display:inline-block}
.chip.more{font-weight:600;color:var(--acc)}

/* grid + cards (whole card clickable) */
.grid{
  max-width:1180px;margin:44px auto;padding:0 22px;display:grid;gap:20px;
  grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr))}
.card{
  position:relative;border-radius:18px;background:var(--card);border:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(1.2);overflow:hidden;cursor:pointer;
  will-change:transform;transform-style:preserve-3d;
  transition:transform .18s ease,border-color .25s,box-shadow .25s,background .25s}
.card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;opacity:0;transition:.3s;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,0),color-mix(in srgb,var(--acc) 20%,transparent),transparent 45%)}
.card:hover::before{opacity:1}
.card:hover,.card:focus-within{background:var(--card-h);border-color:color-mix(in srgb,var(--acc) 55%,transparent);box-shadow:var(--shadow)}
.card.hot{border-color:color-mix(in srgb,var(--badge) 50%,transparent)}
.badge{
  position:absolute;top:12px;right:12px;z-index:2;font-size:11.5px;font-weight:700;
  padding:4px 9px;border-radius:999px;color:#fff;background:var(--badge);
  box-shadow:0 4px 14px color-mix(in srgb,var(--badge) 50%,transparent)}
.card-link{display:block;padding:24px 22px}
.card h2{font-size:20px;font-weight:700;letter-spacing:-.01em;margin-bottom:9px;padding-right:54px}
.card p{color:var(--mut);font-size:14.5px;min-height:42px}
.card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:15px}
.card-tags span{font-size:11.5px;padding:4px 10px;border-radius:7px;color:var(--acc);
  background:color-mix(in srgb,var(--acc) 12%,transparent);border:1px solid color-mix(in srgb,var(--acc) 22%,transparent)}
.go{display:inline-block;margin-top:16px;font-size:13px;font-weight:600;color:var(--acc);opacity:0;transform:translateX(-6px);transition:.25s}
.card:hover .go,.card:focus-within .go{opacity:1;transform:none}
.card.hide{display:none}
.empty{grid-column:1/-1;text-align:center;color:var(--mut);padding:60px 0}
.empty a{color:var(--acc)}
.foot{text-align:center;color:var(--mut);padding:48px 20px;font-size:14px}
.foot a{color:var(--acc)}

/* auth/submit reuse same vars */
.auth{min-height:100vh;display:grid;place-items:center;padding:24px;gap:20px}
.panel{width:100%;max-width:380px;padding:34px;border-radius:22px;display:flex;flex-direction:column;gap:14px;
  background:var(--card-h);border:1px solid var(--line);backdrop-filter:blur(20px);box-shadow:var(--shadow)}
.panel.wide{max-width:560px}
.panel h1{font-size:26px;font-weight:800}.panel h2{font-size:18px;margin-bottom:6px}
.panel input,.panel textarea{width:100%;padding:13px 16px;border-radius:12px;color:var(--txt);font:inherit;
  background:var(--card);border:1px solid var(--line);outline:none;transition:.2s}
.panel textarea{min-height:94px;resize:vertical}
.panel input:focus,.panel textarea:focus{border-color:var(--acc);box-shadow:0 0 0 3px color-mix(in srgb,var(--acc) 16%,transparent)}
.check{display:flex;align-items:center;gap:9px;color:var(--mut);font-size:14px;cursor:pointer}.check input{width:auto}
.panel button{padding:14px;border:0;border-radius:12px;font:600 16px/1 inherit;color:#fff;cursor:pointer;
  background:linear-gradient(120deg,var(--acc),var(--acc2));transition:.2s}
.panel button:hover{filter:brightness(1.08);transform:translateY(-1px)}
.panel .back{color:var(--mut);text-align:center;font-size:14px}
.list ul{list-style:none;display:flex;flex-direction:column;gap:2px;max-height:340px;overflow:auto}
.list li{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:11px 12px;border-radius:10px;border:1px solid transparent;transition:.15s}
.list li:hover{background:var(--card);border-color:var(--line)}
.row-actions{display:flex;gap:14px;flex-shrink:0;font-size:14px}
.row-actions a{color:var(--acc)}.row-actions .del{color:var(--bad)}
.good{color:var(--good)}.bad{color:var(--bad)}
/* new */
.card{position:relative}
.card-link::after{content:"";position:absolute;inset:0;z-index:1} /* whole card clickable, 1 tab stop */
.card-tags span,.badge{position:relative;z-index:2}

.pager{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;align-items:center;margin:10px auto 40px;padding:0 20px}
.pager .pg{
  min-width:42px;padding:10px 14px;text-align:center;border-radius:11px;font-size:14px;font-weight:600;
  color:var(--txt);background:var(--card);border:1px solid var(--line);backdrop-filter:blur(8px);transition:.2s}
.pager .pg:hover{border-color:var(--acc);transform:translateY(-2px)}
.pager .pg.on{color:#fff;background:linear-gradient(120deg,var(--acc),var(--acc2));border-color:transparent}
.pager .dots{color:var(--mut);padding:0 4px}
/* responsive */
@media(max-width:600px){
  .hero{padding-top:78px}.card p{min-height:0}.search{top:8px}
  .grid{gap:14px;margin:30px auto}.theme-btn{width:42px;height:42px;font-size:18px}
  .panel{padding:24px}
  /* tall portrait images sit better anchored to top on phones */
  body::before{background-position:top center}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}