/* ═══════════════════════════════════════════════
   SATURN RING — Home
   简约 · ins风 · iOS毛玻璃 · 双端响应
   配色与chat端(style.css)同源呼应
   （赛博朋克旧版备份在 home.css.bak.cyber-0727）
   ═══════════════════════════════════════════════ */

* { margin: 0; padding: 0; box-sizing: border-box; }

/* ─── 主题变量：默认暖黑 与chat同源 ─── */
:root {
  --bg: #262624;
  --bg-deep: #1f1e1d;
  --bg-raised: #30302e;
  --bg-hover: rgba(255, 255, 255, 0.055);

  --text: #eceae2;
  --text-secondary: #b8b5a9;
  --text-dim: #8f8d84;
  --text-faint: #6b695f;

  --accent: #d97757;
  --accent-soft: rgba(217, 119, 87, 0.12);
  --accent-border: rgba(217, 119, 87, 0.32);

  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);

  --ok: #7ca87c;
  --danger: #e0605e;

  --glass: color-mix(in srgb, var(--bg-raised) 55%, transparent);
  --glass-hover: color-mix(in srgb, var(--bg-raised) 80%, transparent);
  --blob-a: rgba(217, 119, 87, 0.16);
  --blob-b: rgba(156, 130, 100, 0.13);
  --blob-c: rgba(120, 140, 160, 0.10);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.22);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.28);

  --radius-lg: 22px;
  --radius: 16px;
  --radius-sm: 10px;

  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-serif: "Georgia", "Noto Serif SC", "Songti SC", serif;
  --font-mono: ui-monospace, "SF Mono", "Consolas", "Menlo", monospace;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.4, 0.64, 1);
}

/* ─── 日间：奶油纸感 ─── */
:root[data-theme="light"] {
  --bg: #faf9f5;
  --bg-deep: #f2f0e9;
  --bg-raised: #ffffff;
  --bg-hover: rgba(61, 57, 41, 0.05);

  --text: #3d3929;
  --text-secondary: #6e6a5e;
  --text-dim: #9c988a;
  --text-faint: #b5b1a3;

  --accent: #c96442;
  --accent-soft: rgba(201, 100, 66, 0.1);
  --accent-border: rgba(201, 100, 66, 0.3);

  --border: rgba(61, 57, 41, 0.1);
  --border-strong: rgba(61, 57, 41, 0.18);

  --ok: #5e8a5e;
  --danger: #c04a48;

  --glass: color-mix(in srgb, #ffffff 62%, transparent);
  --glass-hover: color-mix(in srgb, #ffffff 85%, transparent);
  --blob-a: rgba(201, 100, 66, 0.14);
  --blob-b: rgba(196, 168, 118, 0.16);
  --blob-c: rgba(140, 160, 180, 0.12);

  --shadow-sm: 0 1px 3px rgba(61, 57, 41, 0.08);
  --shadow-md: 0 4px 16px rgba(61, 57, 41, 0.1);
}

html, body { height: 100%; }
body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color 0.35s ease, color 0.35s ease;
}

/* ═══ 氛围光斑（毛玻璃有得可磨） ═══ */
.blob {
  position: fixed;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: 0;
  transition: background 0.5s ease;
}
.blob-1 { width: 46vmax; height: 46vmax; top: -18vmax; right: -14vmax; background: var(--blob-a); }
.blob-2 { width: 38vmax; height: 38vmax; bottom: -14vmax; left: -12vmax; background: var(--blob-b); }
.blob-3 { width: 26vmax; height: 26vmax; top: 42%; left: 58%; background: var(--blob-c); }

/* ═══ 页面骨架 ═══ */
.page {
  position: relative;
  z-index: 1;
  max-width: 640px;
  min-height: 100dvh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  padding: calc(14px + env(safe-area-inset-top)) 20px calc(18px + env(safe-area-inset-bottom));
}

/* ═══ 顶栏 ═══ */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 13px;
  border-radius: 999px;
  background: var(--glass);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border: 1px solid var(--border);
  font-size: 11px;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  font-family: var(--font-mono);
}
.dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--text-faint);
  flex-shrink: 0;
}
.dot.on { background: var(--ok); animation: breathe 4s ease-in-out infinite; }
.dot.off { background: var(--danger); }
@keyframes breathe { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

.theme-btn {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--glass);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-secondary);
  cursor: pointer;
  transition: transform 0.35s var(--ease-spring), background 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}
.theme-btn:hover { background: var(--glass-hover); }
.theme-btn:active { transform: rotate(40deg) scale(0.9); }

/* ═══ 标题区 ═══ */
.hero {
  text-align: center;
  padding: 7vh 0 5vh;
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(26px, 6vw, 34px);
  font-weight: 600;
  letter-spacing: 7px;
  padding-left: 7px; /* 抵消最后一字的字距 视觉居中 */
}
.hero-sub {
  margin-top: 8px;
  font-size: 11px;
  letter-spacing: 3.5px;
  text-transform: lowercase;
  color: var(--text-dim);
}
.hero-date {
  margin-top: 14px;
  font-size: 12.5px;
  color: var(--text-faint);
  letter-spacing: 1px;
}

/* ═══ 卡片区 ═══ */
.cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  border-radius: var(--radius-lg);
  background: var(--glass);
  backdrop-filter: blur(22px) saturate(1.5);
  -webkit-backdrop-filter: blur(22px) saturate(1.5);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: inherit;
  transition: background 0.2s ease, border-color 0.2s ease,
              transform 0.35s var(--ease-spring), box-shadow 0.2s ease;
  -webkit-tap-highlight-color: transparent;
  animation: rise 0.5s var(--ease-out) both;
}
.cards > .card:nth-child(1) { animation-delay: 0.05s; }
.cards > .card:nth-child(2) { animation-delay: 0.1s; }
.cards > .row2 { animation: rise 0.5s var(--ease-out) 0.15s both; }
@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
.card:hover {
  background: var(--glass-hover);
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.card:active { transform: scale(0.98); }

.card-icon {
  width: 44px; height: 44px;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: 14px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  color: var(--accent);
}

.card-body { flex: 1; min-width: 0; }
.card-title {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.card-title.small { font-size: 13.5px; }
.card-sub {
  margin-top: 3px;
  font-size: 12.5px;
  color: var(--text-dim);
}
.card-sub.tiny { font-size: 11.5px; }

.chev {
  flex-shrink: 0;
  font-size: 20px;
  color: var(--text-faint);
  transition: transform 0.25s var(--ease-out), color 0.2s ease;
}
.card:hover .chev { transform: translateX(3px); color: var(--text-dim); }

/* 记忆桶chips */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 9px;
}
.chips:empty { display: none; }
.chip {
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
}
.chip b { font-weight: 600; color: var(--text-secondary); }

/* ═══ 小卡双列 ═══ */
.row2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.row2 .card {
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 16px 18px;
}

/* Mind 心智量表 */
.meters {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.meter { display: flex; align-items: center; gap: 8px; }
.m-label {
  flex-shrink: 0;
  width: 26px;
  font-size: 10.5px;
  color: var(--text-faint);
  letter-spacing: 1px;
}
.m-track {
  flex: 1;
  height: 5px;
  border-radius: 3px;
  background: var(--bg-hover);
  overflow: hidden;
}
.m-fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 55%, var(--text-dim)));
  transition: width 0.8s var(--ease-out);
}

/* ═══ Usage 用量卡（CC /usage同款） ═══ */
.card-usage {
  flex-direction: column;
  align-items: stretch;
  gap: 11px;
  animation-delay: 0.2s;
  cursor: default;
}
.usage-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.usage-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  color: var(--text-dim);
  transition: color 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}
.usage-badge.warn {
  color: var(--accent);
  border-color: var(--accent-border);
  background: var(--accent-soft);
}
.usage-badge.crit {
  color: var(--danger);
  border-color: color-mix(in srgb, var(--danger) 35%, transparent);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
}
.m-label.u { width: 64px; letter-spacing: 0; }
.m-val {
  flex-shrink: 0;
  width: 36px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-dim);
}
.m-fill.warn { background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 70%, #f0c090)); }
.m-fill.crit { background: linear-gradient(90deg, var(--danger), color-mix(in srgb, var(--danger) 70%, #f0a090)); }

/* Admin 小卡 */
.card-admin { position: relative; overflow: hidden; }
.admin-glyph {
  color: var(--text-faint);
  opacity: 0.9;
}
.card-admin:hover .admin-glyph { color: var(--text-dim); }

/* ═══ 页脚 ═══ */
.foot {
  margin-top: auto;
  padding-top: 34px;
  text-align: center;
  font-size: 10.5px;
  letter-spacing: 1.5px;
  color: var(--text-faint);
  font-family: var(--font-mono);
}

/* ═══ 响应式 ═══ */
/* 窄屏：小卡改单列 */
@media (max-width: 430px) {
  .row2 { grid-template-columns: 1fr; }
  .hero { padding: 5vh 0 4vh; }
}

/* PC：拉宽 大卡并排 呼吸感更足 */
@media (min-width: 860px) {
  .page { max-width: 820px; padding-top: 26px; }
  .hero { padding: 10vh 0 6vh; }
  .cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .cards > .card { align-self: start; }
  .row2 { grid-column: 1 / -1; grid-template-columns: 1fr 1fr; }
  .card-usage { grid-column: 1 / -1; align-self: stretch; }
  .card { padding: 20px 22px; }
}

/* 降级：不支持backdrop-filter就实底 */
@supports not (backdrop-filter: blur(1px)) {
  .card, .status-pill, .theme-btn { background: var(--bg-raised); }
}