/* HU White Page D — Ulmeraon | Updated: 2026-02-13 */
/* Light, paper-like design (different from previous dark gradients) */
:root{
  --paper:#fbfbf7;
  --ink:#0f172a;
  --mut:#334155;
  --line:rgba(2,6,23,.14);
  --card:#ffffff;
  --shadow:0 18px 50px rgba(2,6,23,.10);
  --r:22px;
  --max:1120px;

  --a:#0ea5e9;
  --b:#22c55e;
  --c:#f59e0b;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, "Noto Sans", sans-serif;
  color:var(--ink);
  background:
    radial-gradient(900px 520px at 8% 6%, rgba(14,165,233,.10), transparent 58%),
    radial-gradient(820px 520px at 90% 18%, rgba(34,197,94,.10), transparent 55%),
    radial-gradient(720px 520px at 56% 92%, rgba(245,158,11,.10), transparent 55%),
    linear-gradient(180deg, #ffffff, var(--paper));
  line-height:1.65;
}
a{color:inherit}
.wrap{max-width:var(--max); margin:0 auto; padding:22px}
.top{
  position:sticky; top:0; z-index:30;
  background:rgba(251,251,247,.86);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex; align-items:center; justify-content:space-between; gap:14px}
.brand{display:flex; align-items:center; gap:12px; text-decoration:none}
.mark{
  width:40px;height:40px;border-radius:16px;
  background: conic-gradient(from 210deg, var(--a), var(--b), var(--c), var(--a));
  box-shadow:0 18px 44px rgba(14,165,233,.16);
}
.brand b{display:block; letter-spacing:.2px}
.brand small{display:block; color:var(--mut); margin-top:2px}
.menu{display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end}
.menu a{text-decoration:none; color:var(--mut); padding:10px 12px; border-radius:16px}
.menu a:hover{background:rgba(2,6,23,.05); color:var(--ink)}

.card{background:var(--card); border:1px solid var(--line); border-radius:var(--r); box-shadow:var(--shadow)}
.pad{padding:22px}
.hero{padding:22px 0 12px}
.grid{display:grid; grid-template-columns: 1.05fr .95fr; gap:16px; align-items:stretch}

.kicker{
  display:inline-flex; align-items:center; gap:8px;
  padding:8px 12px; border-radius:999px;
  background:rgba(14,165,233,.08);
  border:1px solid rgba(14,165,233,.18);
  color:var(--mut);
  font-size:13px;
}
.kdot{width:8px;height:8px;border-radius:999px;background:var(--b);display:inline-block}
.h1{font-size:40px; line-height:1.08; margin:14px 0 10px}
.lead{color:var(--mut); margin:0 0 12px}

.actions{display:flex; gap:10px; flex-wrap:wrap; margin-top:12px}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:12px 14px; border-radius:16px;
  border:1px solid var(--line);
  background:#fff;
  text-decoration:none; cursor:pointer;
  transition:transform .08s ease, background .16s ease;
}
.btn:hover{background:rgba(2,6,23,.03)}
.btn:active{transform:translateY(1px)}
.primary{border:none; color:#062016; font-weight:900; background:linear-gradient(135deg, rgba(34,197,94,.92), rgba(14,165,233,.82))}
.ghost{background:rgba(2,6,23,.02)}

.hr{height:1px; background:var(--line); margin:14px 0}

.notice{
  border:1px solid rgba(245,158,11,.22);
  background:rgba(245,158,11,.08);
  padding:14px 16px; border-radius:18px;
}
.notice b{display:block}
.notice small{display:block; margin-top:6px; color:var(--mut)}

.list{display:grid; gap:10px; margin:0; padding:0; list-style:none}
.li{display:flex; gap:12px; align-items:flex-start; padding:14px; border-radius:18px; border:1px solid var(--line); background:linear-gradient(180deg, rgba(14,165,233,.05), transparent)}
.num{width:34px;height:34px;border-radius:14px; display:grid; place-items:center; background:rgba(34,197,94,.10); border:1px solid rgba(34,197,94,.20); font-weight:900}

.tiles{display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-top:12px}
.tile{padding:16px; border-radius:18px; border:1px solid var(--line); background:#fff}
.tile b{display:block; margin-bottom:6px}
.tile p{margin:0; color:var(--mut); font-size:14px}

.form{display:grid; gap:10px; margin-top:10px}
.row2{display:grid; grid-template-columns:1fr 1fr; gap:10px}
.input{width:100%; padding:12px 12px; border-radius:16px; border:1px solid var(--line); background:#fff; outline:none}
.small{font-size:12px; color:var(--mut)}

details{border:1px solid var(--line); border-radius:18px; padding:12px 14px; background:#fff}
summary{cursor:pointer; font-weight:900}
details p{margin:8px 0 0; color:var(--mut); font-size:14px}

.foot{margin-top:22px; border-top:1px solid var(--line); padding:20px 0 36px; color:var(--mut)}
.footgrid{display:grid; grid-template-columns:1.2fr .8fr; gap:14px}
.links{display:flex; gap:10px; flex-wrap:wrap}
.links a{text-decoration:none; color:var(--mut); padding:8px 10px; border-radius:14px}
.links a:hover{background:rgba(2,6,23,.05); color:var(--ink)}

.toast{position:fixed; left:50%; bottom:16px; transform:translateX(-50%); background:#fff; border:1px solid var(--line); box-shadow:var(--shadow); padding:12px 14px; border-radius:18px; display:none; max-width:min(92vw, 660px)}
.toast.show{display:block}

.cookie{position:fixed; left:0; right:0; bottom:0; padding:14px 0; z-index:40}
.cookiebox{max-width:var(--max); margin:0 auto; background:#fff; border:1px solid var(--line); border-radius:18px; box-shadow:var(--shadow); padding:14px 16px; display:flex; gap:12px; align-items:flex-start; justify-content:space-between; flex-wrap:wrap}

@media (max-width:920px){
  .grid{grid-template-columns:1fr}
  .h1{font-size:32px}
  .tiles{grid-template-columns:1fr}
  .footgrid{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
}