/* ═══════════════════════════════════════════════
   fooocus — Wave Trainer
   Design: Clean utilitarian with warm accents
   ═══════════════════════════════════════════════ */

/* ── Tokens ── */
:root {
  --ui-scale: 1;

  --bg: #f0f0ec;
  --panel: #ffffff;
  --surface: #f8f8f6;
  --text: #1a1a1a;
  --muted: #6b6b6b;
  --border: #d4d4d0;
  --border-light: #e8e8e4;

  --accent: #2563eb;
  --accent-soft: #dbeafe;
  --warn: #d97706;
  --warn-soft: #fef3c7;
  --danger: #dc2626;
  --danger-soft: #fee2e2;
  --success: #16a34a;
  --success-soft: #dcfce7;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.07);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);

  --radius: 12px;
  --radius-sm: 8px;
  --radius-pill: 999px;

  --font-body: "DM Sans", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --transition: 120ms ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; }
html {
  scrollbar-gutter: stable;
  font-size: calc(16px * var(--ui-scale));
  -webkit-font-smoothing: antialiased;
}
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  overflow-y: scroll;
  line-height: 1.5;
}

/* ── Layout ── */
.app {
  min-height: 100vh;
  padding: 16px 0 32px;
}

/* Branding */
.brandbar{
  display:flex;
  align-items:center;
  justify-content:flex-start;
  margin:0 0 10px 0;
}
.brand{
  font-weight:800;
  letter-spacing:0.08em;
  text-transform:lowercase;
  font-size:12px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid #e9e9e9;
  background:#fff;
  color:#111;
  box-shadow:0 1px 0 rgba(0,0,0,0.04);
}
.shell {
  width: min(44rem, calc(100vw - 24px));
  margin: 0 auto;
}

/* ── Utility ── */
.hidden { display: none !important; }

/* ════════════════════════════════════
   HEADER
   ════════════════════════════════════ */
.header {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.header-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  min-width: 0;
  flex: 1;
  padding-right: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.mode-badge {
  background: var(--text);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.mode-badge[data-mode="BREAK"] {
  background: var(--accent);
}
.phase-badge {
  background: var(--border-light);
  color: var(--muted);
}
.goal-badge {
  background: var(--accent-soft);
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: 600;
}

.header-icons {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.icon-btn {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  background: transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 0;
  color: var(--muted);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.icon-btn:hover {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border-light);
}
.icon-btn:active { transform: scale(0.95); }
.icon-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.icon-btn svg {
  width: 16px;
  height: 16px;
  display: block;
}

/* Timer */

.header-focusbox {
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  margin-top: 8px;
}

.header-timer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 6px 0 2px;
  position: relative;
  min-height: 80px;
}

.timer {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 4rem;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  color: var(--text);
  transition: color 300ms ease;
}

/* Timer color states */
body[data-mode="BREAK"] .timer { color: var(--accent); }
body[data-mode="FOCUS"].goal-hit .timer { color: var(--success); }

.metrics {
  margin-top: 4px;
  font-size: 0.72rem;
  color: var(--muted);
  font-weight: 500;
  text-align: center;
}

/* Divider between timer and controls */
.header-divider {
  height: 1px;
  background: var(--border-light);
  margin: 4px 0;
}

/* ════════════════════════════════════
   CONTROLS (inside header)
   ════════════════════════════════════ */
.header-controls {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 0px;
}

/* All four buttons in a single row */
.ctrl-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr auto;
  gap: 6px;
  align-items: center;
}
.ctrl-row > .btn {
  min-width: 0;
  width: 100%;
  padding: 10px 8px;
  font-size: 0.82rem;
}
/* Hero gets a bit more emphasis */
.ctrl-row > .btn-hero {
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  transition: background 200ms ease, border-color 200ms ease, color 200ms ease, transform 60ms ease;
}

/* Hero color states */
.btn-hero[data-hero="pause"] {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border);
}
.btn-hero[data-hero="pause"]:hover { background: var(--border-light); }

.btn-hero[data-hero="resume"] {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn-hero[data-hero="break"] {
  background: var(--panel);
  color: var(--accent);
  border-color: var(--accent);
}
.btn-hero[data-hero="break"]:hover { background: var(--accent); color: #fff; }

/* Softer disabled — present but faded */
.ctrl-row > .btn:disabled {
  opacity: 0.30;
  cursor: default;
  pointer-events: none;
  transform: none;
}

/* Reset as a compact ghost button */
.btn-reset {
  padding: 10px 10px !important;
  font-size: 0.70rem !important;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--muted);
  background: transparent;
  border-color: transparent;
}
.btn-reset:hover {
  color: var(--text);
  background: var(--surface);
  border-color: var(--border-light);
}
.btn-reset:disabled {
  opacity: 0.20 !important;
}

/* Footer */
.ctrl-footer {
  display: flex;
  justify-content: center;
  align-items: center;
}

.controls-option {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.76rem;
  color: var(--muted);
  cursor: pointer;
  padding: 2px 0;
  user-select: none;
}
.controls-option input[type="checkbox"] {
  width: 14px;
  height: 14px;
  accent-color: var(--accent);
  margin: 0;
}

/* Status message integrated into header */
.header-status {
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.4;
  text-align: center;
  padding: 6px 8px 2px;
  min-height: 1.4em;
  transition: color 200ms ease;
}
.header-status.status-calm { color: var(--muted); }
.header-status.status-good { color: var(--success); }
.header-status.status-warn { color: var(--warn); }

/* ── Buttons ── */
.btn {
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--panel);
  padding: 11px 14px;
  cursor: pointer;
  user-select: none;
  transition: background var(--transition), border-color var(--transition), transform 60ms ease;
  white-space: nowrap;
}
.btn:hover { background: #f5f5f3; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; pointer-events: none; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover { background: #1d4ed8; }

.btn-accent {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: rgba(37,99,235,0.2);
}
.btn-accent:hover { background: #bfdbfe; }

.btn-warn {
  background: var(--warn-soft);
  color: var(--warn);
  border-color: rgba(217,119,6,0.2);
}
.btn-warn:hover { background: #fde68a; }

.btn-good {
  background: var(--success-soft);
  color: var(--success);
  border-color: rgba(22,163,74,0.2);
}
.btn-good:hover { background: #bbf7d0; }

.btn-ghost {
  background: transparent;
  border-color: var(--border-light);
  color: var(--muted);
}
.btn-ghost:hover { background: var(--border-light); color: var(--text); }

.btn-danger {
  background: var(--danger-soft);
  color: var(--danger);
  border-color: rgba(220,38,38,0.2);
}
.btn-danger:hover { background: #fecaca; }

.btn-default {
  background: var(--panel);
  border-color: var(--border);
}

.btn-pill {
  border-radius: var(--radius-pill);
  padding: 8px 16px;
}

.btn-claim {
  background: var(--text);
  color: #fff;
  border: none;
  border-radius: var(--radius-pill);
  padding: 12px 24px;
  font-weight: 700;
}
.btn-claim:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.18);
  background: #333;
}

/* ════════════════════════════════════
   MAIN CONTENT / STATS
   ════════════════════════════════════ */
.main-content {
  margin-top: 12px;
}

/* Cards */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 16px;
}
.card.compact { box-shadow: none; border-color: var(--border-light); }
.card-title {
  font-weight: 800;
  font-size: 0.88rem;
  margin-bottom: 12px;
  letter-spacing: 0.01em;
}

.stats-card { margin-bottom: 12px; }

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}
.stat {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 10px;
  background: linear-gradient(to bottom, #fafaf8, #f5f5f3);
}
.stat-label {
  color: var(--muted);
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.stat-value {
  margin-top: 2px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  font-family: var(--font-mono);
  font-size: 0.92rem;
}

.stats-context {
  font-size: 0.74rem;
  color: var(--muted);
  text-align: center;
  padding: 0 4px 10px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
  min-height: 1.2em;
}

.version-footer {
  text-align: center;
  font-size: 0.62rem;
  color: var(--border);
  padding: 12px 0 8px;
  letter-spacing: 0.03em;
}

/* Trophy row */
.trophy-row {
  display: flex;
  justify-content: center;
  gap: 6px;
  padding: 6px 4px 10px;
  flex-wrap: wrap;
}
.trophy {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 1.1rem;
  opacity: 1;
  transition: opacity 0.3s;
}
.trophy.locked {
  opacity: 0.25;
  filter: grayscale(1);
}
.trophy-label {
  font-size: 0.55rem;
  color: var(--muted);
  margin-top: -2px;
}

/* Milestone modal */
.milestone-card {
  border: 2px solid #f59e0b;
  box-shadow: 0 0 40px rgba(245, 158, 11, 0.15);
}
.milestone-emoji {
  font-size: 3.5rem !important;
}

/* ════════════════════════════════════
   ABOUT PAGE
   ════════════════════════════════════ */
.about-body {
  padding: 16px 20px !important;
  gap: 0 !important;
}

.about-hero {
  text-align: center;
  padding: 18px 12px 22px;
}
.about-hero-icon {
  font-size: 2.4rem;
  margin-bottom: 8px;
}
.about-hero-text {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.5;
  margin: 0;
}

.about-section {
  padding: 16px 0;
  border-top: 1px solid var(--border-light);
}
.about-section-last {
  padding-bottom: 8px;
}

.about-heading {
  font-weight: 800;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text);
  margin-bottom: 10px;
}

.about-section > p {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text);
  margin: 0 0 12px;
}

/* Numbered steps */
.about-steps {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.about-step {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--text);
}
.about-step-num {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

/* Concept blocks */
.about-concept {
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  margin-bottom: 8px;
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--text);
}
.about-concept-label {
  display: block;
  font-weight: 700;
  margin-bottom: 3px;
  font-size: 0.83rem;
}

/* Tips */
.about-tip {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--text);
  padding: 6px 0;
}
.about-tip + .about-tip {
  border-top: 1px solid var(--border-light);
}

/* Keyboard shortcuts */
.about-keys {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.about-key {
  font-size: 0.82rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}
.about-key kbd {
  display: inline-block;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  min-width: 40px;
  text-align: center;
}

/* ── Chart Tabs ── */
.chart-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.chart-tabs::-webkit-scrollbar { display: none; }

.chart-tab {
  font-family: inherit;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 6px 14px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
}
.chart-tab:hover {
  background: var(--border-light);
  color: var(--text);
}
.chart-tab.active {
  background: var(--text);
  color: #fff;
  border-color: var(--text);
}

/* Charts */
.chart-wrap { height: 14rem; }

/* Empty chart state */
.chart-empty {
  height: 14rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.chart-empty-icon { font-size: 2rem; opacity: 0.5; }
.chart-empty-text { font-size: 0.82rem; color: var(--muted); text-align: center; }

/* Hide stats by default */
body.stats-hidden .stats-card { display: none !important; }

/* ════════════════════════════════════
   SETTINGS MODAL
   ════════════════════════════════════ */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(4px);
  z-index: 50;
}

.modal {
  position: fixed;
  top: 5vh;
  left: 50%;
  transform: translateX(-50%);
  width: 580px;
  max-width: calc(100vw - 24px);
  max-height: 88vh;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow-lg);
  z-index: 60;
  display: flex;
  flex-direction: column;
  animation: modalIn 150ms ease-out;
}
.modal.hidden { display: none !important; }

@keyframes modalIn {
  from { opacity: 0; transform: translateX(-50%) translateY(6px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.modal-header {
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-light);
  flex-shrink: 0;
}
.modal-title { font-weight: 800; font-size: 0.95rem; }

.modal-body {
  overflow-y: auto;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  /* Lock scrollbar space so content doesn't shift */
  scrollbar-gutter: stable;
}

/* ── Settings Sections ── */
.s-section {
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 10px 12px;
}
.s-title {
  font-weight: 800;
  font-size: 0.82rem;
  margin-bottom: 6px;
  letter-spacing: 0.01em;
}
.s-label {
  font-weight: 700;
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 8px 0 5px;
}
.s-label:first-child { margin-top: 0; }

.s-divider {
  height: 1px;
  background: var(--border-light);
  margin: 6px 0;
}

/* ── Setting Rows ── */
.s-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 5px 0;
  font-size: 0.82rem;
  cursor: default;
}
.s-row > span:first-child {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
/* Tooltip cursor hint */
.s-row[title] { cursor: help; }
.s-row[title] > span:first-child {
  text-decoration: underline;
  text-decoration-style: dotted;
  text-decoration-color: var(--border);
  text-underline-offset: 3px;
}

.s-row.s-check {
  justify-content: flex-start;
  gap: 8px;
  padding: 3px 0;
  cursor: pointer;
}

.s-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.s-val {
  width: 4rem;
  text-align: right;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  font-size: 0.76rem;
  font-family: var(--font-mono);
  flex-shrink: 0;
}

/* Inputs */
.s-row input[type="number"],
.s-row select {
  width: 7rem;
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel);
  font-family: inherit;
  font-size: 0.82rem;
  flex-shrink: 0;
}
.s-row input[type="range"] { width: 8rem; }
.s-row input[type="checkbox"] {
  width: 15px;
  height: 15px;
  accent-color: var(--accent);
  margin: 0;
  flex-shrink: 0;
}

/* ── Data Buttons ── */
.s-btn-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.s-btn-row > * {
  flex: 1 1 auto;
  min-width: fit-content;
  text-align: center;
}

.file-btn {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.file-btn input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.btn-sm {
  font-size: 0.78rem;
  padding: 7px 12px;
  border-radius: 6px;
  white-space: nowrap;
}

/* Advanced visibility */
/* Advanced visibility — hide in simple mode, natural display otherwise */
body.simple .advanced-only { display: none !important; }

body.modal-open { overflow: hidden; }

/* ── Modal responsive ── */
@media (max-width: 620px) {
  .modal { width: calc(100vw - 16px); }
  .s-row input[type="range"] { width: 6rem; }
}

/* ════════════════════════════════════
   HISTORY TABLE
   ════════════════════════════════════ */
.table-wrap {
  overflow: auto;
  max-height: 38vh;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
  font-family: var(--font-mono);
}
th, td {
  padding: 7px 10px;
  border-bottom: 1px solid var(--border-light);
  white-space: nowrap;
  vertical-align: top;
}
thead th {
  position: sticky;
  top: 0;
  background: #fafaf8;
  z-index: 1;
  border-bottom: 1px solid var(--border);
  font-weight: 700;
  font-family: var(--font-body);
  text-transform: uppercase;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ════════════════════════════════════
   DEBUG PANEL
   ════════════════════════════════════ */
.debug-panel {
  margin-top: 12px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 14px;
}
.debug-head {
  font-weight: 700;
  font-size: 0.78rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}
.debug-pre {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 240px;
  overflow: auto;
  color: var(--muted);
}

/* ════════════════════════════════════
   WIN MODAL (Sticker Celebration)
   ════════════════════════════════════ */
.win-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(8px);
  z-index: 1000;
}
.win-overlay.hidden { display: none !important; }

.win-card {
  position: relative;
  width: 400px;
  max-width: 90vw;
  padding: 36px 28px 28px;
  border-radius: 20px;
  background: linear-gradient(150deg, #ffffff, #f4f7fb);
  box-shadow: 0 24px 60px rgba(0,0,0,0.2);
  text-align: center;
  overflow: hidden;
  animation: popIn 220ms ease-out;
}

.confetti-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.win-emoji {
  font-size: 56px;
  margin-bottom: 8px;
  position: relative;
  z-index: 1;
  animation: bounceIn 400ms ease-out;
}

.win-title {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 8px;
  position: relative;
  z-index: 1;
}
.win-body {
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--muted);
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}
.win-meta {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}
.streak-pill {
  display: inline-block;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  border: 1px solid rgba(37,99,235,0.15);
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--accent);
  font-family: var(--font-mono);
}
.win-actions {
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 1;
}

@keyframes popIn {
  from { transform: scale(0.9); opacity: 0; }
  to   { transform: scale(1);   opacity: 1; }
}
@keyframes bounceIn {
  0%   { transform: scale(0.3); opacity: 0; }
  50%  { transform: scale(1.15); }
  100% { transform: scale(1);   opacity: 1; }
}

/* ════════════════════════════════════
   ZEN MODE (hide timer during focus)
   ════════════════════════════════════ */

/* Zen indicator in header */
.zen-indicator {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.04em;
  animation: zenPulse 3s ease-in-out infinite;
}

@keyframes zenPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* When zen mode is active AND focus is running, hide timer visually but keep space */
body.zen[data-mode="FOCUS"] .timer { visibility: hidden; }
body.zen[data-mode="FOCUS"] .goal-badge { visibility: hidden; }
body.zen[data-mode="FOCUS"] .metrics { visibility: hidden; }
body.zen[data-mode="FOCUS"] .zen-indicator { display: flex; }

/* Goal-hit override in zen: change indicator color */
body.zen[data-mode="FOCUS"].goal-hit .zen-indicator {
  color: var(--success);
  animation: none;
  opacity: 1;
}

/* Zen toggle button active state */
body.zen #zenToggleBtn { color: var(--accent); }

/* ════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════ */
@media (max-width: 768px) {
  .timer { font-size: 3.2rem; }
  .header-timer { min-height: 64px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .header-meta { gap: 4px; }
  .badge { font-size: 0.62rem; padding: 2px 6px; }
  .ctrl-row { grid-template-columns: 1.2fr 1fr 1fr auto; gap: 4px; }
  .ctrl-row > .btn { padding: 9px 6px; font-size: 0.78rem; }
}

@media (max-width: 480px) {
  .timer { font-size: 2.6rem; }
  .header-timer { min-height: 52px; }
  .ctrl-row { grid-template-columns: 1fr 1fr; gap: 4px; }
  .ctrl-row > .btn-hero { grid-column: 1 / -1; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .setting-right { min-width: 10rem; }
  .setting-row input[type="range"] { width: 7rem; }
}