/* ============================================================
   HUBERMAN STRENGTH LAB — STYLE SYSTEM
   Industrial gym / dark athletic utility
   ============================================================ */

:root {
  --bg-primary: #0d0d1a;
  --bg-secondary: #1a1a2e;
  --bg-card: #16213e;
  --bg-card-hover: #1c2a4a;
  --bg-glass: rgba(22, 33, 62, 0.7);
  --accent-orange: #ff6b35;
  --accent-orange-dim: rgba(255, 107, 53, 0.15);
  --accent-orange-glow: rgba(255, 107, 53, 0.3);
  --accent-cyan: #00d4ff;
  --accent-cyan-dim: rgba(0, 212, 255, 0.12);
  --accent-cyan-glow: rgba(0, 212, 255, 0.25);
  --text-primary: #f0f0f5;
  --text-secondary: #8b8fa3;
  --text-muted: #555a70;
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-card: rgba(255, 255, 255, 0.08);
  --success: #34d399;
  --success-dim: rgba(52, 211, 153, 0.15);
  --danger: #f87171;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-card: 0 4px 24px rgba(0,0,0,0.3), 0 1px 4px rgba(0,0,0,0.2);
  --shadow-modal: 0 20px 60px rgba(0,0,0,0.6), 0 2px 12px rgba(0,0,0,0.4);
  --font-display: 'Bebas Neue', 'Impact', sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-med: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  line-height: 1.5;
}

/* Subtle grid pattern background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* Ambient glow */
body::after {
  content: '';
  position: fixed;
  top: -30%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,107,53,0.04) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

#app {
  position: relative;
  z-index: 1;
  max-width: 520px;
  margin: 0 auto;
  padding-bottom: 90px;
}

/* ============================================================
   HEADER
   ============================================================ */

#header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 13, 26, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 14px 16px 0;
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
}

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

.brand-icon {
  width: 40px;
  height: 40px;
  background: var(--accent-orange-dim);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.app-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: 2px;
  color: var(--text-primary);
  line-height: 1.1;
}

.app-date {
  font-size: 0.72rem;
  color: var(--text-secondary);
  margin-top: 2px;
  font-weight: 500;
  letter-spacing: 0.5px;
}

/* Schedule Toggle */
.schedule-toggle {
  display: flex;
  gap: 3px;
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-sm);
  padding: 3px;
  border: 1px solid var(--border-subtle);
}

.toggle-btn {
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px 12px;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  transition: all var(--transition-fast);
  min-width: 62px;
}

.toggle-btn.active {
  background: var(--accent-orange);
  color: #fff;
  box-shadow: 0 2px 12px var(--accent-orange-glow);
}

.toggle-label {
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1;
}

.toggle-sub {
  font-size: 0.55rem;
  letter-spacing: 1px;
  font-weight: 600;
  text-transform: uppercase;
}

/* Day Selector */
.day-selector {
  display: flex;
  gap: 4px;
  padding-bottom: 12px;
  justify-content: space-between;
}

.day-btn {
  flex: 1;
  border: none;
  background: rgba(255,255,255,0.04);
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 1px;
  padding: 8px 0;
  border-radius: var(--radius-sm);
  cursor: pointer;
  position: relative;
  transition: all var(--transition-fast);
}

.day-btn:active {
  transform: scale(0.93);
}

.day-btn.today {
  background: var(--accent-cyan-dim);
  color: var(--accent-cyan);
  border: 1px solid rgba(0,212,255,0.25);
}

.day-btn.selected {
  background: var(--accent-cyan);
  color: #0d0d1a;
  font-weight: 700;
}

.day-btn.has-logs::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--success);
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */

main {
  padding: 16px;
}

/* Day Header */
.day-header {
  margin-bottom: 20px;
  animation: fadeSlideUp 0.4s ease both;
}

.day-header .day-number {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 3px;
  color: var(--accent-orange);
  margin-bottom: 4px;
}

.day-header .day-title {
  font-family: var(--font-display);
  font-size: 2.2rem;
  letter-spacing: 2px;
  line-height: 1.1;
  color: var(--text-primary);
}

.day-header .day-subtitle {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 6px;
  line-height: 1.5;
}

/* Schedule Badge */
.schedule-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  padding: 5px 12px;
  background: var(--accent-orange-dim);
  border: 1px solid rgba(255,107,53,0.2);
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent-orange);
  letter-spacing: 1px;
}

/* Warm-up Card */
.warmup-card {
  background: linear-gradient(135deg, rgba(0,212,255,0.08), rgba(0,212,255,0.02));
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
  animation: fadeSlideUp 0.5s ease both;
  animation-delay: 0.1s;
}

.warmup-card .warmup-label {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 2px;
  color: var(--accent-cyan);
  margin-bottom: 6px;
}

.warmup-card p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================================
   EXERCISE CARDS
   ============================================================ */

.exercise-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all var(--transition-med);
  animation: fadeSlideUp 0.5s ease both;
}

.exercise-card.completed-card {
  border-color: rgba(52, 211, 153, 0.25);
}

.exercise-card-header {
  padding: 16px 16px 12px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.exercise-info {
  flex: 1;
  min-width: 0;
}

.exercise-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 1.5px;
  color: var(--text-primary);
  line-height: 1.15;
}

.exercise-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.muscle-badge {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--accent-cyan-dim);
  color: var(--accent-cyan);
  text-transform: uppercase;
}

.position-badge {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--accent-orange-dim);
  color: var(--accent-orange);
  text-transform: uppercase;
}

.exercise-progress {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.progress-ring {
  width: 44px;
  height: 44px;
}

.progress-ring-bg {
  fill: none;
  stroke: rgba(255,255,255,0.06);
  stroke-width: 3;
}

.progress-ring-fill {
  fill: none;
  stroke: var(--accent-cyan);
  stroke-width: 3;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.5s ease;
  transform: rotate(-90deg);
  transform-origin: center;
}

.progress-ring-fill.complete {
  stroke: var(--success);
}

.progress-text {
  font-family: var(--font-display);
  font-size: 0.7rem;
  fill: var(--text-secondary);
  text-anchor: middle;
  dominant-baseline: central;
}

/* Prescription Row */
.exercise-prescription {
  padding: 0 16px;
  display: flex;
  gap: 16px;
  margin-bottom: 10px;
}

.rx-item {
  display: flex;
  flex-direction: column;
}

.rx-label {
  font-size: 0.6rem;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 600;
}

.rx-value {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--text-primary);
  letter-spacing: 1px;
}

/* Tempo Display */
.tempo-display {
  display: flex;
  gap: 2px;
  align-items: center;
}

.tempo-num {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--text-primary);
  width: 16px;
  text-align: center;
}

.tempo-sep {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.tempo-tooltip {
  font-size: 0.6rem;
  color: var(--text-muted);
  display: flex;
  gap: 6px;
  margin-top: 1px;
}

/* Logged Sets */
.logged-sets {
  padding: 0 16px 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.set-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 20px;
  background: var(--accent-cyan-dim);
  border: 1px solid rgba(0,212,255,0.15);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent-cyan);
  animation: popIn 0.3s ease both;
}

.set-pill .set-num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-right: 2px;
}

/* Form Guide */
.form-guide-toggle {
  width: 100%;
  border: none;
  background: rgba(255,255,255,0.03);
  border-top: 1px solid var(--border-subtle);
  padding: 10px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
  transition: background var(--transition-fast);
}

.form-guide-toggle:active {
  background: rgba(255,255,255,0.06);
}

.form-guide-toggle svg {
  transition: transform var(--transition-med);
}

.form-guide-toggle.open svg {
  transform: rotate(180deg);
}

.form-guide-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.form-guide-content.open {
  max-height: 400px;
}

.form-guide-inner {
  padding: 12px 16px 16px;
  border-top: 1px solid var(--border-subtle);
}

.form-guide-inner p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 8px;
}

.form-guide-inner ul {
  list-style: none;
  padding: 0;
}

.form-guide-inner li {
  font-size: 0.78rem;
  color: var(--text-secondary);
  padding-left: 16px;
  position: relative;
  margin-bottom: 4px;
  line-height: 1.5;
}

.form-guide-inner li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-orange);
}

/* Science Note */
.science-note-toggle {
  width: 100%;
  border: none;
  background: transparent;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  transition: color var(--transition-fast);
}

.science-note-toggle:hover {
  color: var(--text-secondary);
}

.science-note-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.science-note-content.open {
  max-height: 200px;
}

.science-note-inner {
  padding: 0 16px 14px;
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.6;
  font-style: italic;
}

/* Exercise Card Actions */
.exercise-actions {
  padding: 0 16px 14px;
  display: flex;
  gap: 8px;
}

.btn-log-set {
  flex: 1;
  border: none;
  background: var(--accent-orange);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 2px;
  padding: 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn-log-set:active {
  transform: scale(0.97);
  background: #e55a2b;
}

.btn-log-set.done {
  background: var(--success);
}

.btn-log-set::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, transparent 100%);
  pointer-events: none;
}

.btn-rest-timer {
  width: 48px;
  height: 48px;
  border: 1px solid var(--border-card);
  background: var(--bg-card-hover);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.btn-rest-timer:active {
  transform: scale(0.93);
  background: rgba(255,255,255,0.08);
}

/* ============================================================
   CARDIO / RECOVERY DAY VIEWS
   ============================================================ */

.cardio-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  margin-bottom: 16px;
  animation: fadeSlideUp 0.5s ease both;
}

.cardio-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 2px;
  color: var(--accent-cyan);
  margin-bottom: 12px;
}

.cardio-card p, .cardio-card li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.cardio-card ul {
  list-style: none;
  padding: 0;
}

.cardio-card li {
  padding-left: 18px;
  position: relative;
  margin-bottom: 6px;
}

.cardio-card li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--accent-orange);
  font-weight: 700;
  font-size: 1rem;
}

/* Cardio Timer */
.cardio-timer {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  margin-bottom: 16px;
  animation: fadeSlideUp 0.5s ease both;
  animation-delay: 0.15s;
}

.cardio-timer-display {
  font-family: var(--font-display);
  font-size: 3.5rem;
  letter-spacing: 4px;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.cardio-timer-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 2px;
  margin-bottom: 20px;
}

.cardio-timer-controls {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.cardio-timer-btn {
  border: none;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cardio-timer-btn:active {
  transform: scale(0.95);
}

.cardio-timer-btn.primary {
  background: var(--accent-cyan);
  color: #0d0d1a;
}

.cardio-timer-btn.secondary {
  background: rgba(255,255,255,0.06);
  color: var(--text-secondary);
  border: 1px solid var(--border-card);
}

/* HIIT Round Tracker */
.hiit-rounds {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 16px;
}

.hiit-round {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px;
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.hiit-round:active {
  transform: scale(0.93);
}

.hiit-round.active {
  background: var(--accent-orange-dim);
  border-color: rgba(255,107,53,0.3);
  color: var(--accent-orange);
}

.hiit-round.done {
  background: var(--success-dim);
  border-color: rgba(52,211,153,0.3);
  color: var(--success);
}

/* Recovery Rounds */
.recovery-rounds {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.recovery-round {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background: rgba(255,255,255,0.03);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.recovery-round:active {
  transform: scale(0.95);
}

.recovery-round.done {
  background: var(--success-dim);
  border-color: rgba(52,211,153,0.3);
  color: var(--success);
}

/* ============================================================
   MODALS
   ============================================================ */

.timer-modal, .log-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-med);
}

.timer-modal.open, .log-modal.open {
  opacity: 1;
  visibility: visible;
}

.timer-modal-content, .log-modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 28px 24px 32px;
  width: 100%;
  max-width: 520px;
  transform: translateY(100%);
  transition: transform var(--transition-slow);
}

.timer-modal.open .timer-modal-content,
.log-modal.open .log-modal-content {
  transform: translateY(0);
}

/* Timer Modal */
.timer-display {
  font-family: var(--font-display);
  font-size: 4.5rem;
  letter-spacing: 6px;
  text-align: center;
  color: var(--text-primary);
  line-height: 1;
}

.timer-label {
  text-align: center;
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 3px;
  margin-bottom: 18px;
}

.breathing-reminder {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--accent-cyan-dim);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 20px;
  animation: breathPulse 4s ease-in-out infinite;
}

.breathing-icon {
  flex-shrink: 0;
}

.breathing-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-cyan);
  margin-bottom: 2px;
}

.breathing-desc {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.timer-presets {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 20px;
}

.timer-preset-btn {
  border: 1px solid var(--border-card);
  background: rgba(255,255,255,0.04);
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 1px;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.timer-preset-btn:active {
  transform: scale(0.93);
}

.timer-preset-btn.active {
  background: var(--accent-cyan-dim);
  border-color: rgba(0,212,255,0.3);
  color: var(--accent-cyan);
}

.timer-controls {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 18px;
}

.timer-ctrl-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 1px solid var(--border-card);
  background: rgba(255,255,255,0.06);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.timer-ctrl-btn:active {
  transform: scale(0.9);
  background: rgba(255,255,255,0.1);
}

.timer-close-btn {
  width: 100%;
  border: none;
  background: rgba(255,255,255,0.06);
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 2px;
  padding: 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.timer-close-btn:active {
  background: rgba(255,255,255,0.1);
}

/* Log Modal */
.log-modal-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: 3px;
  color: var(--accent-orange);
  text-align: center;
}

.log-modal-exercise {
  font-size: 0.82rem;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 24px;
}

.log-fields {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 24px;
}

.log-field label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  display: block;
  margin-bottom: 8px;
}

.stepper {
  display: flex;
  align-items: center;
  gap: 0;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.stepper-btn {
  width: 52px;
  height: 52px;
  border: none;
  background: rgba(255,255,255,0.04);
  color: var(--text-primary);
  font-size: 1.3rem;
  cursor: pointer;
  transition: background var(--transition-fast);
  flex-shrink: 0;
}

.stepper-btn:active {
  background: rgba(255,255,255,0.12);
}

.stepper input {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 1.5rem;
  text-align: center;
  letter-spacing: 2px;
  outline: none;
  -moz-appearance: textfield;
}

.stepper input::-webkit-inner-spin-button,
.stepper input::-webkit-outer-spin-button {
  -webkit-appearance: none;
}

/* RPE Slider */
.rpe-field .rpe-value {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--accent-orange);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.85rem;
  border-radius: 50%;
  margin-left: 6px;
  vertical-align: middle;
}

.rpe-field input[type="range"] {
  width: 100%;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  background: rgba(255,255,255,0.08);
  border-radius: 3px;
  outline: none;
}

.rpe-field input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent-orange);
  box-shadow: 0 2px 8px var(--accent-orange-glow);
  cursor: pointer;
}

.rpe-field input[type="range"]::-moz-range-thumb {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent-orange);
  box-shadow: 0 2px 8px var(--accent-orange-glow);
  cursor: pointer;
  border: none;
}

.rpe-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 4px;
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.log-actions {
  display: flex;
  gap: 10px;
}

.btn-secondary {
  flex: 1;
  border: 1px solid var(--border-card);
  background: rgba(255,255,255,0.04);
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 2px;
  padding: 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-secondary:active {
  background: rgba(255,255,255,0.08);
}

.btn-primary {
  flex: 2;
  border: none;
  background: var(--accent-orange);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 2px;
  padding: 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn-primary:active {
  transform: scale(0.97);
  background: #e55a2b;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.12) 0%, transparent 100%);
  pointer-events: none;
}

/* ============================================================
   FOOTER
   ============================================================ */

#footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 99;
  display: flex;
  gap: 10px;
  padding: 12px 16px;
  background: rgba(13, 13, 26, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-subtle);
  max-width: 520px;
  margin: 0 auto;
}

.rest-timer-fab {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--border-card);
  background: var(--bg-card);
  color: var(--accent-cyan);
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 2px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.rest-timer-fab:active {
  transform: scale(0.95);
  background: var(--bg-card-hover);
}

.generate-report-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  background: var(--accent-orange);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 2px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.generate-report-btn:active {
  transform: scale(0.97);
  background: #e55a2b;
}

.generate-report-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, transparent 100%);
  pointer-events: none;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes popIn {
  from {
    opacity: 0;
    transform: scale(0.7);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes breathPulse {
  0%, 100% { opacity: 0.85; }
  50% { opacity: 1; }
}

@keyframes timerPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.03); }
}

/* ============================================================
   SCROLLBAR
   ============================================================ */

::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (min-width: 520px) {
  .day-btn {
    padding: 10px 0;
    font-size: 1.05rem;
  }
}

/* Week overview section */
.week-overview {
  margin-top: 28px;
  animation: fadeSlideUp 0.5s ease both;
  animation-delay: 0.3s;
}

.week-overview-title {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 2px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.week-cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.week-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.week-card:active {
  transform: scale(0.98);
  background: rgba(255,255,255,0.04);
}

.week-card.today-card {
  border-color: rgba(0,212,255,0.2);
  background: rgba(0,212,255,0.04);
}

.week-card-day {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 1px;
  color: var(--text-muted);
  width: 36px;
  text-align: center;
}

.week-card.today-card .week-card-day {
  color: var(--accent-cyan);
}

.week-card-info {
  flex: 1;
}

.week-card-type {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
}

.week-card-focus {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.week-card-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.week-card-indicator.visible {
  opacity: 1;
}

/* Viewing label for non-today days */
.viewing-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  margin-bottom: 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 1px;
  animation: fadeSlideUp 0.3s ease both;
}

.viewing-label .back-arrow {
  display: inline-block;
  transition: transform var(--transition-fast);
}