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

/* ===== TOKENS ===== */
:root {
  --radius: 14px;
  --radius-sm: 9px;
  --t: 0.18s ease;
}

[data-theme="dark"] {
  --bg: #0f0f11;
  --bg-surface: #15151a;
  --bg-card: #1c1c21;
  --bg-card-hover: #23232a;
  --bg-input: #15151a;
  --border: #26262d;
  --border-strong: #33333c;
  --text: #edece9;
  --text-muted: #8a8a96;
  --text-faint: #50505c;
  --accent: #e07830;
  --accent-2: #f09858;
  --accent-glow: rgba(224, 120, 48, 0.16);
  --danger: #d85060;
  --danger-bg: rgba(216, 80, 96, 0.08);
  --sh: 0 1px 3px rgba(0,0,0,0.55), 0 4px 16px rgba(0,0,0,0.28);
  --sh-lg: 0 2px 8px rgba(0,0,0,0.65), 0 12px 36px rgba(0,0,0,0.38);
  --logo-fill: transparent;
}

[data-theme="light"] {
  --bg: #faf8f5;
  --bg-surface: #f2f0eb;
  --bg-card: #ffffff;
  --bg-card-hover: #f8f6f2;
  --bg-input: #f2f0eb;
  --border: #e5e0d8;
  --border-strong: #d2ccC4;
  --text: #1c1b18;
  --text-muted: #78726a;
  --text-faint: #b0a89e;
  --accent: #c35c1a;
  --accent-2: #df7030;
  --accent-glow: rgba(195, 92, 26, 0.12);
  --danger: #c43848;
  --danger-bg: rgba(196, 56, 72, 0.06);
  --sh: 0 1px 2px rgba(0,0,0,0.06), 0 2px 8px rgba(0,0,0,0.05);
  --sh-lg: 0 2px 6px rgba(0,0,0,0.08), 0 8px 24px rgba(0,0,0,0.07);
  --logo-fill: transparent;
}

/* ===== BASE ===== */
html, body { height: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  transition: background 0.3s ease, color 0.3s ease;
}

#app {
  max-width: 880px;
  margin: 0 auto;
  padding: 32px 24px 100px;
}

/* ===== ANIMATION ===== */
.view { animation: fadeUp 0.24s cubic-bezier(0.22, 1, 0.36, 1); }
.hidden { display: none !important; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== TOPBAR ===== */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  gap: 12px;
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-flame {
  font-size: 1.35rem;
  line-height: 1;
  filter: drop-shadow(0 0 8px rgba(224, 140, 48, 0.55));
}

h1.brand-name {
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(130deg, var(--text) 30%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.topbar-center {
  font-size: 1rem;
  font-weight: 600;
  flex: 1;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.2px;
  color: var(--text-muted);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ===== BUTTONS ===== */
button {
  font: inherit;
  cursor: pointer;
  border: none;
  border-radius: var(--radius-sm);
  padding: 9px 16px;
  transition: all var(--t);
  white-space: nowrap;
  letter-spacing: -0.1px;
}
button:active { transform: scale(0.95); }

.btn-primary {
  background: linear-gradient(150deg, var(--accent) 0%, var(--accent-2) 100%);
  color: white;
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 3px 10px rgba(0,0,0,0.25), 0 0 0 3px var(--accent-glow);
}
.btn-primary.big {
  padding: 14px 44px;
  font-size: 1.05rem;
  border-radius: var(--radius);
  letter-spacing: 0.1px;
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border-strong);
  box-shadow: var(--sh);
}
.btn-secondary:hover { background: var(--bg-card-hover); }

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  padding: 8px 10px;
  font-size: 0.88rem;
}
.btn-ghost:hover {
  color: var(--text);
  background: var(--bg-card);
  border-radius: var(--radius-sm);
}

.btn-icon {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  border-radius: 50%;
  box-shadow: var(--sh);
}
.btn-icon:hover { color: var(--text); background: var(--bg-card-hover); }

.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid transparent;
  padding: 8px 12px;
  font-size: 0.875rem;
}
.btn-danger:hover { background: var(--danger-bg); border-color: var(--danger); }

/* ===== THEME PILL ===== */
.theme-pill {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  box-shadow: var(--sh-lg);
  transition: all 0.2s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 200;
  letter-spacing: 0.3px;
}
.theme-pill:hover {
  color: var(--text);
  transform: translateX(-50%) translateY(-3px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.35);
}
.theme-pill:active { transform: translateX(-50%) scale(0.97); }

/* ===== RECIPES GRID ===== */
.recipes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(265px, 1fr));
  gap: 14px;
}

.recipe-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  transition: border-color 0.22s, transform 0.22s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.22s;
  display: flex;
  flex-direction: column;
  box-shadow: var(--sh);
}
.recipe-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--sh-lg), 0 0 0 1px var(--accent);
}

.recipe-card h3 {
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: 5px;
}

.recipe-card .desc {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: 14px;
  line-height: 1.5;
  min-height: 1.3em;
}

.recipe-meta {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--text-faint);
  font-size: 0.78rem;
  margin-bottom: 18px;
  letter-spacing: 0.3px;
}

.recipe-actions {
  display: flex;
  gap: 7px;
  margin-top: auto;
}
.recipe-actions .btn-primary { flex: 1.6; text-align: center; }
.recipe-actions .btn-secondary { flex: 1; text-align: center; padding: 8px 10px; }
.recipe-actions .btn-danger { padding: 8px 10px; }

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 100px 24px;
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ===== EDITOR ===== */
.editor-body { display: flex; flex-direction: column; gap: 20px; }

.field { display: flex; flex-direction: column; gap: 7px; }

.field label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.7px;
  text-transform: uppercase;
}

input[type="text"],
input[type="number"] {
  background: var(--bg-input);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 10px 13px;
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 0.95rem;
  width: 100%;
  transition: border-color var(--t), box-shadow var(--t);
}
input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.section-title {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 1.4px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.steps-list { display: flex; flex-direction: column; gap: 10px; }

.step-row {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 16px;
  display: grid;
  grid-template-columns: 30px 1fr auto;
  gap: 14px;
  align-items: start;
  box-shadow: var(--sh);
  transition: border-color var(--t);
}
.step-row:focus-within { border-color: var(--border-strong); border-left-color: var(--accent-2); }

.step-num {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--accent), var(--accent-2));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
  margin-top: 5px;
  flex-shrink: 0;
  box-shadow: 0 2px 8px var(--accent-glow);
}

.step-fields { display: flex; flex-direction: column; gap: 10px; min-width: 0; }

.step-fields-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.step-name-input { flex: 1; min-width: 140px; }

.duration-control {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--text-muted);
  font-size: 0.83rem;
}
.duration-control input[type="number"] {
  width: 54px;
  padding: 7px 6px;
  text-align: center;
}

.heat-control {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 160px;
}
.heat-control label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.heat-control input[type="range"] {
  flex: 1;
  accent-color: var(--accent);
  min-width: 70px;
}
.heat-value {
  min-width: 20px;
  text-align: center;
  font-weight: 700;
  color: var(--accent);
  font-size: 0.9rem;
}

/* ===== TIMER ===== */
.timer-body {
  text-align: center;
  padding: 4px 0;
}

.step-progress-text {
  color: var(--text-faint);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.step-progress-track {
  height: 2px;
  background: var(--border);
  border-radius: 99px;
  margin-bottom: 32px;
  overflow: hidden;
}

.step-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 99px;
  transition: width 0.55s cubic-bezier(0.22, 1, 0.36, 1);
  width: 0%;
}

.step-name {
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
  color: var(--text);
  min-height: 1.2em;
  word-break: break-word;
}

.countdown {
  font-size: 7.5rem;
  font-weight: 200;
  font-variant-numeric: tabular-nums;
  letter-spacing: -6px;
  margin: 16px 0 8px;
  color: var(--accent);
  line-height: 1;
  font-family: -apple-system, "SF Pro Display", BlinkMacSystemFont, system-ui, sans-serif;
  text-shadow: 0 0 80px var(--accent-glow);
  transition: color 0.4s ease, text-shadow 0.4s ease;
}
.countdown.warning {
  color: #f04530;
  text-shadow: 0 0 80px rgba(240, 69, 48, 0.4);
  animation: urgentPulse 0.65s ease infinite;
}
.countdown.paused {
  color: var(--text-faint);
  text-shadow: none;
}

@keyframes urgentPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.75; transform: scale(1.025); }
}

/* Heat flames */
.heat-display {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 2px;
  margin: 20px 0 6px;
}

.flame {
  opacity: 0.1;
  filter: grayscale(1);
  display: inline-block;
  line-height: 1;
  transition: opacity 0.3s ease, filter 0.3s ease;
}
.flame.lit {
  opacity: 1;
  filter: drop-shadow(0 0 5px rgba(255, 140, 20, 0.55));
  animation: flicker calc(1.8s + var(--fi) * 0.2s) ease infinite;
  animation-delay: calc(var(--fi) * 0.12s);
}

@keyframes flicker {
  0%, 100% { transform: scaleY(1) translateY(0); }
  25% { transform: scaleY(1.06) translateY(-1px); }
  60% { transform: scaleY(0.96) translateY(1px); }
  80% { transform: scaleY(1.03) translateY(-0.5px); }
}

.heat-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 4px;
  min-height: 1em;
}

.step-notes {
  color: var(--text-muted);
  font-style: italic;
  margin: 12px auto 28px;
  min-height: 1.4em;
  max-width: 460px;
  line-height: 1.6;
  font-size: 0.9rem;
}

.timer-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin: 20px 0;
  flex-wrap: wrap;
}

.next-up {
  margin-top: 28px;
  padding: 16px 22px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--sh);
}
.next-up small {
  display: block;
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 1.6px;
  color: var(--text-faint);
  font-weight: 700;
  margin-bottom: 5px;
}
.next-up span {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 540px) {
  #app { padding: 20px 16px 90px; }
  .countdown { font-size: 5.5rem; letter-spacing: -4px; }
  .step-name { font-size: 1.35rem; }
  .step-row { grid-template-columns: 28px 1fr; }
  .step-row .btn-danger { grid-column: 1 / -1; justify-self: end; }
  .btn-primary.big { padding: 13px 28px; }
  h1.brand-name { font-size: 1.3rem; }
}