:root {
  --ink: #1a1512;
  --paper: #f6f1ea;
  --panel: #fffdf9;
  --line: rgba(26, 21, 18, 0.12);
  --accent: #b44a2a;
  --accent-deep: #8f3518;
  --teal: #2f6b5c;
  --muted: #6b5f56;
  --radius: 6px;
  --font: "Noto Sans SC", sans-serif;
  --display: "ZCOOL XiaoWei", "Noto Sans SC", serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(900px 420px at 0% 0%, rgba(180, 74, 42, 0.08), transparent 55%),
    linear-gradient(180deg, #f8f4ef, var(--paper));
  min-height: 100vh;
}
button, input, select, textarea { font: inherit; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.4rem;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--accent-deep); }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--ink); }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.25rem;
  background: rgba(246, 241, 234, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  font-family: var(--display);
}
.brand a {
  color: var(--ink);
  text-decoration: none;
  font-size: 1.35rem;
  letter-spacing: 0.08em;
}
.brand span { color: var(--muted); font-size: 0.95rem; font-family: var(--font); }
.license-pill {
  margin-left: auto;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: rgba(47, 107, 92, 0.12);
  color: var(--teal);
  font-size: 0.82rem;
  font-weight: 700;
}
.license-pill.expired {
  background: rgba(180, 74, 42, 0.14);
  color: var(--accent-deep);
}
.tabs { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.tab {
  border: 0;
  background: transparent;
  padding: 0.45rem 0.8rem;
  border-radius: var(--radius);
  color: var(--muted);
  cursor: pointer;
}
.tab.active { background: var(--ink); color: #fff; }

main { padding: 1.25rem; max-width: 920px; }
.view { display: none; }
.view.active { display: block; }

.hero {
  background: linear-gradient(160deg, #17191f, #2b2f39);
  color: #fff;
  border-radius: 10px;
  padding: 1.25rem 1.35rem;
  margin-bottom: 1rem;
}
.hello { margin: 0; font-size: 1.4rem; font-weight: 700; }
.sub { margin: 0.35rem 0 1rem; color: rgba(255,255,255,0.65); font-size: 0.9rem; }
.hero-stats { display: flex; gap: 1rem; }
.hero-stats div { flex: 1; text-align: center; background: rgba(255,255,255,0.08); border-radius: 8px; padding: 0.7rem 0; }
.hero-stats strong { display: block; font-size: 1.5rem; color: #ffb199; }
.hero-stats span { font-size: 0.78rem; color: rgba(255,255,255,0.6); }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.05rem;
  margin-bottom: 0.85rem;
}
.card h3 { margin: 0 0 0.65rem; font-size: 1.05rem; }
.card p { margin: 0.25rem 0 0; color: var(--muted); font-size: 0.9rem; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; margin-bottom: 0.4rem; }
.link { border: 0; background: none; color: var(--accent); cursor: pointer; }
.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line);
}
.row:last-child { border-bottom: 0; padding-bottom: 0; }
.tag {
  display: inline-block;
  padding: 0.1rem 0.45rem;
  border-radius: 4px;
  background: rgba(180, 74, 42, 0.1);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
}
.muted { color: var(--muted); font-size: 0.82rem; }
.hint { color: var(--muted); }

.dates { display: flex; gap: 0.45rem; overflow-x: auto; padding-bottom: 0.75rem; }
.date-chip {
  min-width: 64px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 8px;
  padding: 0.45rem 0.3rem;
  cursor: pointer;
}
.date-chip span { display: block; font-size: 0.75rem; color: var(--muted); }
.date-chip.on { background: var(--ink); color: #fff; border-color: var(--ink); }
.date-chip.on span { color: rgba(255,255,255,0.7); }
.cats { display: flex; gap: 0.4rem; margin-bottom: 0.85rem; }
.cat {
  border: 0;
  background: var(--panel);
  border-radius: 999px;
  padding: 0.35rem 0.85rem;
  cursor: pointer;
  color: var(--muted);
}
.cat.on { background: var(--ink); color: #fff; }
.slot { display: flex; align-items: center; gap: 0.85rem; }
.slot-time { width: 64px; border-right: 2px solid rgba(180,74,42,0.25); padding-right: 0.7rem; }
.slot-time strong { display: block; font-size: 1.05rem; }
.slot-time span { color: var(--muted); font-size: 0.8rem; }
.slot-main { flex: 1; min-width: 0; }

.balance {
  background: linear-gradient(135deg, var(--accent), #d36a45);
  color: #fff;
  border-radius: 10px;
  padding: 1.2rem 1.3rem;
  margin-bottom: 1rem;
}
.balance span { display: block; opacity: 0.85; }
.balance strong { display: block; font-size: 2.4rem; line-height: 1.15; margin: 0.15rem 0; }
.pkg { display: flex; justify-content: space-between; gap: 1rem; align-items: center; }
.pkg-right { text-align: right; }
.pkg-right strong { display: block; color: var(--accent); margin-bottom: 0.35rem; }
.plus { color: var(--teal); }
.rec-side { text-align: right; }

.user { display: flex; gap: 0.9rem; align-items: center; }
.avatar {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--ink); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; font-weight: 700;
}
#notice-title, #notice-content, #notice-type {
  width: 100%;
  margin: 0.35rem 0;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}
#notice-content { min-height: 110px; resize: vertical; }
.pin { display: flex; align-items: center; gap: 0.4rem; margin: 0.4rem 0 0.7rem; }
.empty { padding: 2rem; text-align: center; color: var(--muted); }

.lock-screen {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(26, 21, 18, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.lock-screen[hidden] { display: none; }
.lock-card {
  max-width: 420px;
  background: #fff;
  padding: 1.6rem 1.5rem;
  border-radius: 8px;
}
.lock-card h1 { margin: 0 0 0.6rem; font-size: 1.35rem; }
.lock-tip { color: var(--muted); font-size: 0.9rem; }
.lock-card a { color: var(--accent); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%);
  background: var(--ink);
  color: #fff;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  z-index: 60;
  font-size: 0.9rem;
}
.toast[hidden] { display: none; }

@media (max-width: 720px) {
  .slot { flex-wrap: wrap; }
  .slot .btn { width: 100%; }
}