/* =====================================================================
   Pomodoro Timer Pro — app.css
   Extends the shared design system (base.css). Colors via CSS variables.
   ===================================================================== */

/* ---- Per-mode accent (drives the ring + glow) ---- */
:root {
  --mode-color: var(--brand-500);
  --mode-soft: rgba(99,102,241,.16);
}
body.mode-focus { --mode-color: var(--brand-500); --mode-soft: rgba(99,102,241,.18); }
body.mode-short { --mode-color: var(--accent-cyan); --mode-soft: rgba(34,211,238,.18); }
body.mode-long  { --mode-color: var(--accent-pink); --mode-soft: rgba(217,70,239,.18); }

/* Theme toggle icon swap (only one visible per theme) */
.ic-moon { display: none; }
[data-theme="light"] .ic-sun { display: none; }
[data-theme="light"] .ic-moon { display: inline; }

/* Mute icon swap */
#btnMute .ic-muted { display: none; }
body.muted #btnMute .ic-sound { display: none; }
body.muted #btnMute .ic-muted { display: inline; }
body.muted #btnMute { color: var(--text-muted); }

/* ===================== Layout ===================== */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 360px);
  gap: var(--space-6);
  align-items: start;
}
.side { gap: var(--space-6); }

/* ===================== Timer panel ===================== */
.timer-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-10) var(--space-6);
  position: relative;
  overflow: hidden;
}
.timer-panel::before {
  /* soft mode-colored glow behind the ring */
  content: "";
  position: absolute;
  top: 40%; left: 50%;
  width: 420px; height: 420px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, var(--mode-soft), transparent 70%);
  filter: blur(10px);
  z-index: 0;
  transition: background var(--dur-3) var(--ease);
  pointer-events: none;
}
.timer-panel > * { position: relative; z-index: 1; }

.mode-switch button[aria-selected="true"] {
  color: var(--mode-color);
}

/* ---- Progress ring ---- */
.ring-wrap {
  position: relative;
  width: min(340px, 78vw);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
}
.ring { width: 100%; height: 100%; transform: rotate(-90deg); overflow: visible; }
.ring-track {
  fill: none;
  stroke: var(--surface-3);
  stroke-width: 12;
}
.ring-progress {
  fill: none;
  stroke: var(--mode-color);
  stroke-width: 12;
  stroke-linecap: round;
  /* circumference for r=108 -> 2*pi*108 ≈ 678.58 */
  stroke-dasharray: 678.58;
  stroke-dashoffset: 0;
  filter: drop-shadow(0 0 8px var(--mode-color));
  transition: stroke-dashoffset .98s linear, stroke var(--dur-3) var(--ease);
}
.ring-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  text-align: center;
}
.mode-label {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mode-color);
}
.time {
  font-size: clamp(3rem, 1.8rem + 8vw, 4.4rem);
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.ring-sub {
  font-size: .85rem;
  color: var(--text-muted);
}
body.running .ring-sub { color: var(--mode-color); }

/* ---- Pomodoro dots ---- */
.dots {
  display: flex;
  gap: var(--space-2);
  min-height: 12px;
  align-items: center;
}
.dots .dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--surface-3);
  border: 1px solid var(--border);
  transition: background var(--dur-2) var(--ease), transform var(--dur-2) var(--ease), box-shadow var(--dur-2);
}
.dots .dot.filled {
  background: var(--mode-color);
  border-color: transparent;
  box-shadow: 0 0 10px var(--mode-color);
  transform: scale(1.05);
}

/* ---- Controls ---- */
.controls {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  justify-content: center;
}
.btn--lg { padding: 13px 22px; font-size: 15px; border-radius: var(--radius-lg); }
.btn--primary.btn--lg { min-width: 140px; }

/* play/pause icon swap */
#btnToggle .ic-pause { display: none; }
body.running #btnToggle .ic-play { display: none; }
body.running #btnToggle .ic-pause { display: inline; }

.auto-row { font-size: 14px; color: var(--text-secondary); }

/* ===================== Stats card ===================== */
.stats-card { padding: var(--space-6); }
.streak-banner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-bottom: var(--space-5);
  margin-bottom: var(--space-5);
  border-bottom: 1px solid var(--border);
}
.flame {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: var(--radius-md);
  background: var(--surface-3);
  color: var(--text-muted);
  flex: none;
  transition: color var(--dur-2), background var(--dur-2), box-shadow var(--dur-2);
}
.flame.active {
  color: var(--warning);
  background: var(--warning-soft);
  box-shadow: 0 0 18px -2px var(--warning);
  animation: flicker 2.4s ease-in-out infinite;
}
@keyframes flicker {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50% { transform: scale(1.06) rotate(-2deg); }
}
.streak-text { display: flex; flex-direction: column; line-height: 1.05; flex: 1; }
.streak-num { font-size: 1.8rem; font-weight: 800; letter-spacing: -.02em; }
.streak-lbl { font-size: .8rem; color: var(--text-muted); }

.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}
.stat {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.stat-val { font-size: 1.5rem; font-weight: 800; letter-spacing: -.02em; }
.stat-lbl { font-size: .75rem; color: var(--text-muted); }

/* ===================== History card ===================== */
.history-card { padding: var(--space-6); }
.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}
.card-head h2 { margin: 0; font-size: 1.05rem; }
.history-list {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-height: 360px;
  overflow-y: auto;
}
.history-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  animation: rise .4s var(--ease) both;
}
.hi-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: grid; place-items: center;
  flex: none;
  background: var(--surface-3);
  color: var(--text-secondary);
}
.hi-icon.focus { background: rgba(99,102,241,.16); color: var(--brand-400); }
.hi-icon.short { background: rgba(34,211,238,.16); color: var(--accent-cyan); }
.hi-icon.long  { background: rgba(217,70,239,.16); color: var(--accent-pink); }
.hi-icon svg { width: 16px; height: 16px; }
.hi-main { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.hi-title { font-size: .9rem; font-weight: 600; }
.hi-sub { font-size: .75rem; color: var(--text-muted); }
.hi-dur {
  font-size: .8rem;
  font-weight: 600;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  flex: none;
}

/* ===================== Modals ===================== */
.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-5);
}
.modal-head h2 { margin: 0; font-size: 1.2rem; }
.settings-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.setting-toggle {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) 0;
}
.setting-toggle .switch { margin-top: 2px; }
.setting-text { display: flex; flex-direction: column; }
.setting-text small { font-size: .78rem; }
.modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.shortcut-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.shortcut-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: .9rem;
}
.shortcut-list kbd { margin-left: 4px; }

/* ===================== Responsive ===================== */
@media (max-width: 920px) {
  .layout { grid-template-columns: 1fr; }
  .side { order: 2; }
}
@media (max-width: 560px) {
  .timer-panel { padding: var(--space-8) var(--space-4); }
  .settings-grid { grid-template-columns: 1fr; }
  .controls { width: 100%; }
  .controls .btn { flex: 1; }
  .mode-switch { width: 100%; }
  .mode-switch button { flex: 1; padding: 8px 6px; }
}