:root{
  --bg: #0b1220;
  --card: rgba(255,255,255,0.06);
  --card2: rgba(255,255,255,0.08);
  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.72);
  --muted2: rgba(255,255,255,0.58);
  --border: rgba(255,255,255,0.10);
  --shadow: 0 24px 70px rgba(0,0,0,0.45);
  --primary: #6ee7ff;
  --primary2: #60a5fa;
  --danger: #fb7185;
  --radius: 18px;
}

*{ box-sizing: border-box; }
html,body{ height: 100%; }
body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background:
    radial-gradient(1200px 800px at 20% 15%, rgba(110,231,255,0.12), transparent 60%),
    radial-gradient(900px 600px at 85% 20%, rgba(96,165,250,0.12), transparent 60%),
    radial-gradient(1200px 900px at 40% 90%, rgba(251,113,133,0.06), transparent 70%),
    var(--bg);
  line-height: 1.45;
}

a{ color: inherit; text-decoration: none; }
a:hover{ text-decoration: none; }

.shell{
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: 32px 16px;
}

.card{
  width: min(860px, 100%);
  background: linear-gradient(180deg, var(--card2), var(--card));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.header{
  padding: 28px 28px 18px;
  border-bottom: 1px solid var(--border);
}

.badge{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.78);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  margin-bottom: 12px;
}

h1{
  margin: 0 0 8px;
  font-size: clamp(22px, 2.6vw, 34px);
  letter-spacing: -0.02em;
}

.lead{
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.content{
  padding: 20px 28px 28px;
}

.notice{
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  border-radius: 14px;
  padding: 14px 14px;
  color: var(--muted);
}

.actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  font-weight: 600;
  transition: transform 120ms ease, background 120ms ease, border-color 120ms ease;
}

.btn:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.18);
}

.btn.primary{
  border-color: rgba(110,231,255,0.22);
  background: linear-gradient(135deg, rgba(110,231,255,0.16), rgba(96,165,250,0.16));
}

.btn.ghost{
  background: transparent;
}

.footer{
  margin-top: 18px;
  color: var(--muted2);
}

hr.sep{
  border: 0;
  border-top: 1px solid var(--border);
  margin: 18px 0;
}

/* App layout */
.app-top{
  display:flex;
  gap:12px;
  align-items:center;
  justify-content:space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--border);
}

.nav{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  align-items:center;
}
.nav a{
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid transparent;
}
.nav a:hover{
  color: var(--text);
  border-color: rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.04);
}

.search{
  width: min(340px, 100%);
}
.search input{
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(0,0,0,0.16);
  color: var(--text);
  outline: none;
}
.search input::placeholder{ color: rgba(255,255,255,0.45); }

.grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  padding: 18px 28px 28px;
}

.tile{
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  border-radius: 16px;
  padding: 14px;
}
.tile h3{ margin: 0 0 6px; font-size: 16px; }
.tile p{ margin: 0; color: var(--muted); font-size: 14px; }

.kv{
  display:grid;
  grid-template-columns: 160px 1fr;
  gap: 10px 14px;
  padding: 18px 28px 28px;
}
.kv .k{ color: var(--muted2); }
.kv .v{ color: var(--text); }

@media (max-width: 520px){
  .header, .content, .app-top, .grid, .kv{ padding-left: 16px; padding-right: 16px; }
  .kv{ grid-template-columns: 1fr; }
}