/* ─────────────────────────────────────────────────────────
 * 暖记 — 共享组件样式
 * ───────────────────────────────────────────────────────── */

/* Reset & base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--fg);
  background: var(--bg);
  overflow-x: hidden;
}

/* Phone frame wrapper */
.phone-frame {
  width: 390px;
  height: 844px;
  position: relative;
  overflow: hidden;
  background: var(--bg);
  border-radius: 44px;
  box-shadow: var(--elev-float);
}

/* Status bar */
.status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 28px 0;
  height: var(--safe-top);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--fg);
  position: relative;
  z-index: 100;
}
.status-bar .time { font-variant-numeric: tabular-nums; }
.status-bar .icons { display: flex; gap: 6px; align-items: center; }
.status-bar .icons svg { width: 18px; height: 18px; }

/* Dynamic Island */
.dynamic-island {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 126px;
  height: 36px;
  background: #000;
  border-radius: 20px;
  z-index: 200;
}

/* Top nav bar */
.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  position: relative;
  z-index: 10;
}
.top-nav .title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--fg);
}
.top-nav .action {
  width: var(--touch-min);
  height: var(--touch-min);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  background: var(--surface);
  border: none;
  cursor: pointer;
  transition: background var(--motion-fast) var(--ease-standard);
}
.top-nav .action:hover { background: var(--border-soft); }
.top-nav .action:focus-visible { box-shadow: var(--focus-ring); outline: none; }
.top-nav .action svg { width: 22px; height: 22px; color: var(--fg); }

/* Bottom tab bar */
.tab-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: calc(var(--tab-height) + var(--safe-bottom));
  padding-bottom: var(--safe-bottom);
  display: flex;
  align-items: flex-start;
  justify-content: space-around;
  background: var(--surface);
  border-top: 1px solid var(--border-soft);
  z-index: 100;
}
.tab-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding-top: 10px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 500;
  transition: color var(--motion-fast) var(--ease-standard);
}
.tab-item.active { color: var(--accent); }
.tab-item svg { width: 24px; height: 24px; }
.tab-item span { margin-top: 2px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  border: none;
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--motion-fast) var(--ease-standard);
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--accent);
  color: var(--accent-on);
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:focus-visible { box-shadow: var(--focus-ring); outline: none; }
.btn-secondary {
  background: var(--surface);
  color: var(--fg);
  border: 1.5px solid var(--border);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-secondary:focus-visible { box-shadow: var(--focus-ring); outline: none; }
.btn-ghost {
  background: transparent;
  color: var(--muted);
}
.btn-ghost:hover { color: var(--accent); }

/* Cards */
.card {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  box-shadow: var(--elev-soft);
  border: 1px solid var(--border-soft);
}

/* Tags / chips */
.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: 500;
  background: var(--surface);
  color: var(--fg-2);
  border: 1px solid var(--border);
  transition: all var(--motion-fast) var(--ease-standard);
}
.chip:focus-visible { box-shadow: var(--focus-ring); outline: none; }
.chip.active {
  background: var(--accent);
  color: var(--accent-on);
  border-color: var(--accent);
}

/* Section heading */
.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}
.section-heading h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
}
.section-heading .more {
  font-size: var(--text-sm);
  color: var(--accent);
  cursor: pointer;
  background: none;
  border: none;
  font-weight: 500;
  min-height: var(--touch-min);
  display: inline-flex;
  align-items: center;
}
.section-heading .more:focus-visible { box-shadow: var(--focus-ring); outline: none; border-radius: 4px; }

/* Mood emoji faces */
.mood-row {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
}
.mood-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  background: var(--surface);
  cursor: pointer;
  transition: all var(--motion-fast) var(--ease-bounce);
}
.mood-btn:hover { transform: scale(1.1); }
.mood-btn:focus-visible { box-shadow: var(--focus-ring); outline: none; }
.mood-btn.selected {
  border-color: var(--accent);
  background: var(--surface-warm);
  transform: scale(1.08);
}

/* Scroll content area */
.scroll-content {
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.scroll-content::-webkit-scrollbar { display: none; }

/* Utility */
.text-center { text-align: center; }
.text-muted { color: var(--muted); }
.text-accent { color: var(--accent); }
.text-secondary { color: var(--secondary); }
.font-display { font-family: var(--font-display); }
.font-hand { font-family: var(--font-handwritten); }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }
.w-full { width: 100%; }
.rounded-full { border-radius: var(--radius-pill); }

/* Decorative doodles */
.doodle { opacity: 0.15; pointer-events: none; }

/* Home indicator */
.home-indicator {
  width: 134px;
  height: 5px;
  background: var(--fg);
  opacity: 0.2;
  border-radius: 3px;
  margin: 8px auto;
}

/* Page transitions */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}
.anim-fade { animation: fadeIn 0.5s var(--ease-standard) both; }
.anim-slide { animation: slideUp 0.6s var(--ease-bounce) both; }
.anim-scale { animation: scaleIn 0.4s var(--ease-bounce) both; }