/* ============================================
   WODie - Industrial Minimalist CrossFit PWA
   Beige tones, sharp edges, technical aesthetic
   ============================================ */

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

:root {
  /* Palette - Industrial Minimalist */
  --black-darkest: #0a0a0a;
  --black-base: #0f0f0f;
  --black-light: #1a1a1a;
  --gray-card: #262626;
  --gray-medium: #3a3a3a;
  --gray: #666666;
  --gray-light: #cccccc;
  --white: #ffffff;

  /* Accents - Beige & Muted Tones */
  --beige: #c9b89d;
  --beige-dark: #a68872;
  --beige-light: #d4c4b0;
  --burgundy: #8b4a4a;
  --burgundy-dark: #6b3a3a;
  --gold: #a89659;
  --gold-dark: #8b7a47;

  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Courier New', monospace;
  --font-display: 'Orbitron', monospace;
}

html, body {
  width: 100%;
  height: 100%;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--white);
  background: var(--black-base);
  -webkit-font-smoothing: antialiased;
}

/* ──── Logo ──── */
.logo {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
}

.logo-large {
  max-width: 120px;
  margin: 0 auto 16px;
}

.logo-header {
  max-width: 40px;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

/* ──── Headings ──── */
h1, h2, h3, h4, h5, h6 {
  color: var(--beige);
  font-weight: 700;
}

h1 {
  font-size: 32px;
  letter-spacing: -0.5px;
}

h2 {
  font-size: 20px;
  margin-bottom: 8px;
}

h3 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 600;
}

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

/* ──── Loading ──── */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  font-size: 14px;
  color: var(--gray);
  background: var(--black-base);
  flex-direction: column;
  gap: 16px;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--gray-card);
  border-top-color: var(--beige);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ──── Header ──── */
.app-header {
  width: 100%;
  padding: 16px;
  border-bottom: 1px solid var(--beige);
  border-top: 3px solid var(--beige);
  background: rgba(15, 15, 15, 0.98);
  display: flex;
  align-items: center;
  gap: 12px;
  box-sizing: border-box;
  z-index: 100;
}

.header-center {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 auto;
  flex-grow: 1;
  justify-content: center;
}

.app-header h1 {
  font-size: 24px;
  margin: 0;
  white-space: nowrap;
}

.btn-back {
  padding: 8px 16px;
  background: transparent;
  border: 1px solid var(--beige);
  color: var(--beige);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: 0;
  white-space: nowrap;
}

.btn-back:hover {
  background: var(--beige);
  color: var(--black-base);
}

.btn-back.hidden {
  display: none;
}

/* ──── Views ──── */
.view {
  padding: 16px;
  min-height: 100vh;
}

/* ──── Onboarding ──── */
.onboarding {
  max-width: 480px;
  margin: 0 auto;
  padding: 60px 16px;
  text-align: center;
}

.onboarding h1 {
  margin-bottom: 8px;
  font-size: 48px;
}

.onboarding > p {
  color: var(--gray-light);
  font-size: 16px;
  margin-bottom: 60px;
  font-weight: 300;
}

.onboarding-options {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.option-card {
  padding: 40px 24px;
  background: rgba(38, 38, 38, 0.6);
  border: 2px solid var(--beige);
  cursor: pointer;
  text-align: left;
  transition: all 0.25s;
  color: inherit;
  font-family: inherit;
  border-radius: 0;
}

.option-card:hover {
  border-color: var(--beige);
  background: rgba(38, 38, 38, 0.9);
  transform: translateY(-2px);
}

.option-card h3 {
  margin-bottom: 8px;
}

.option-card p {
  font-size: 14px;
  color: var(--gray-light);
  line-height: 1.6;
}

/* ──── Programs Selection ──── */
.programs-container {
  max-width: 600px;
  margin: 0 auto;
  padding: 24px 0;
}

.programs-container h2 {
  margin-bottom: 32px;
  text-align: center;
}

.programs-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.program-card {
  padding: 24px;
  background: rgba(26, 26, 26, 0.7);
  border: 1px solid var(--beige);
  cursor: pointer;
  transition: all 0.25s;
  border-radius: 0;
}

.program-card:hover {
  border-color: var(--beige);
  background: rgba(26, 26, 26, 0.95);
  transform: translateY(-2px);
}

.program-card h3 {
  margin-bottom: 8px;
}

.program-card p {
  color: var(--gray-light);
  font-size: 14px;
  line-height: 1.6;
}

/* ──── Trainings List ──── */
.trainings-header {
  max-width: 600px;
  margin: 0 auto 32px;
  padding: 24px;
  background: rgba(26, 26, 26, 0.7);
  border: 1px solid var(--beige);
  border-radius: 0;
}

.trainings-header h2 {
  margin-top: 12px;
}

.trainings-list {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.training-item {
  padding: 16px 20px;
  background: rgba(38, 38, 38, 0.6);
  border: 1px solid var(--beige);
  border-left: 3px solid var(--beige);
  border-radius: 0;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.training-item:hover {
  background: rgba(38, 38, 38, 0.9);
  border-color: var(--beige);
  transform: translateX(4px);
}

.training-item.completed {
  opacity: 0.7;
  border-left-color: var(--gray);
}

.training-item.completed::after {
  content: "✓";
  color: var(--beige);
  font-weight: 700;
  font-size: 16px;
}

.training-item h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
  margin: 0;
}

.training-item p {
  color: var(--gray);
  font-size: 12px;
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ──── Program Progress ──── */
.program-progress {
  max-width: 600px;
  margin: 0 auto 32px;
  padding: 24px;
  border-bottom: 1px solid var(--beige);
  border-top: 1px solid var(--beige);
  background: rgba(26, 26, 26, 0.7);
  border-radius: 0;
}

.progress-info {
  font-size: 14px;
  color: var(--gray-light);
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.separator {
  margin: 0 8px;
  color: var(--beige);
}

/* Program Navigation */
.program-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-nav {
  flex: 1;
  min-width: 100px;
  padding: 12px 16px;
  background: transparent;
  border: 1px solid var(--beige);
  color: var(--beige);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-nav:hover {
  background: var(--beige);
  color: var(--black-base);
}

.btn-nav-wod {
  flex: 1;
  min-width: 100px;
  padding: 12px 16px;
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-nav-wod:hover {
  background: var(--gold);
  color: var(--black-base);
}

/* ──── Session Card ──── */
.session-card {
  max-width: 600px;
  margin: 0 auto;
  background: rgba(26, 26, 26, 0.7);
  padding: 32px 24px;
  border: 1px solid var(--beige);
  border-radius: 0;
  box-shadow: none;
}

.session-header {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--beige);
}

.session-header h2 {
  margin-bottom: 8px;
}

.session-meta {
  color: var(--gray);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ──── Sections ──── */
.equipment-section,
.rationale-section {
  margin-bottom: 24px;
}

.section-toggle {
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--beige);
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.section-toggle:hover {
  color: var(--beige);
}

.toggle-icon {
  color: var(--beige);
  transition: transform 0.2s;
}

.section-toggle[aria-expanded="true"] .toggle-icon {
  transform: rotate(180deg);
}

.equipment-list,
.rationale-content {
  padding: 16px 0;
}

.equipment-list {
  list-style: none;
}

.equipment-list li {
  padding: 8px 0;
  font-size: 14px;
  color: var(--gray-light);
}

.equipment-list li::before {
  content: "▪ ";
  color: var(--beige);
  margin-right: 8px;
  font-weight: 700;
}

/* ──── Workout Blocks ──── */
.workout-blocks {
  margin-bottom: 24px;
}

.workout-block {
  margin-bottom: 32px;
  padding: 20px 0 24px 16px;
  border-bottom: 1px solid var(--beige);
  border-left: 4px solid var(--gray-card);
}

.workout-block:last-child {
  border-bottom: none;
}

.workout-block.static-warmup {
  border-left-color: var(--gray);
}

.workout-block.active-warmup {
  border-left-color: var(--beige);
}

.workout-block.strength {
  border-left-color: var(--gold);
}

.workout-block.metcon {
  border-left-color: var(--burgundy);
}

.workout-block.cooldown {
  border-left-color: var(--beige);
}

.block-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.block-duration {
  color: var(--gray);
  font-size: 12px;
  font-weight: 400;
  margin-left: 8px;
}

.movement-list {
  list-style: none;
}

.movement-list li {
  padding: 8px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-light);
}

.movement-list strong {
  color: var(--white);
  font-weight: 600;
}

.metcon-format {
  padding: 14px;
  margin-bottom: 12px;
  background: rgba(139, 74, 74, 0.15);
  border-left: 3px solid var(--burgundy);
  font-size: 14px;
  color: var(--gray-light);
  border-radius: 0;
}

.rationale-item {
  margin-bottom: 20px;
}

.rationale-item h4 {
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gold);
}

.rationale-item p {
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-light);
}

.rationale-item cite {
  color: var(--gray);
  font-style: italic;
  font-size: 12px;
}

/* ──── Buttons ──── */
.session-actions {
  display: flex;
  margin-top: 32px;
}

.btn-primary,
.btn-secondary {
  padding: 16px 24px;
  border: none;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn-primary {
  flex: 1;
  background: var(--burgundy);
  color: var(--white);
  border-radius: 0;
}

.btn-primary:hover {
  background: var(--burgundy-dark);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: transparent;
  color: var(--beige);
  border: 1px solid var(--beige);
  border-radius: 0;
}

.btn-secondary:hover {
  background: var(--beige);
  color: var(--black-base);
}

.btn-large {
  padding: 20px 32px;
  font-size: 16px;
}

/* ──── Timer Overlay ──── */
.timer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--black-base);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 24px;
}

.timer-container {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
}

.timer-header {
  text-align: center;
  margin-bottom: 40px;
}

.timer-header h3 {
  font-size: 16px;
  margin-bottom: 8px;
  letter-spacing: 2px;
}

#timer-round-info {
  color: var(--gray);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ──── Timer Clock (LED-style) ──── */
.timer-clock {
  text-align: center;
  margin: 60px 0;
  background: var(--black-light);
  padding: 48px 32px;
  border: 2px solid var(--beige);
  border-radius: 2px;
  box-shadow: 0 0 20px rgba(201, 184, 157, 0.3), inset 0 0 20px rgba(0, 0, 0, 0.8);
  position: relative;
}

#timer-display {
  font-family: var(--font-display);
  font-size: 128px;
  font-weight: 900;
  color: var(--beige);
  letter-spacing: 12px;
  position: relative;
  z-index: 1;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  text-shadow: 0 0 10px rgba(201, 184, 157, 0.5);
}

#timer-display.warning {
  color: var(--gold);
  text-shadow: 0 0 10px rgba(168, 150, 89, 0.6);
}

#timer-display.critical {
  color: var(--burgundy);
  text-shadow: 0 0 15px rgba(139, 74, 74, 0.8);
  animation: pulse 0.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(0.98); }
}

/* ──── Progress Bar ──── */
.timer-progress-container {
  width: 100%;
  height: 4px;
  background: rgba(38, 38, 38, 0.8);
  margin: 40px 0;
  border-radius: 0;
  overflow: hidden;
}

.timer-progress-bar {
  height: 100%;
  background: var(--beige);
  transition: width 0.1s linear;
}

/* ──── Timer Content ──── */
.timer-movements {
  padding: 24px;
  margin: 32px 0;
  background: rgba(38, 38, 38, 0.6);
  border-left: 3px solid var(--beige);
  border-radius: 0;
}

.timer-movements p {
  padding: 8px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-light);
}

.timer-next {
  text-align: center;
  color: var(--gray);
  font-size: 12px;
  margin: 24px 0;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ──── Timer Controls ──── */
.timer-controls {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin: 48px 0 32px;
  flex-wrap: wrap;
}

.btn-timer {
  padding: 14px 28px;
  background: transparent;
  border: 2px solid var(--beige);
  color: var(--beige);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border-radius: 0;
  min-width: 100px;
  font-family: inherit;
}

.btn-timer:hover {
  background: var(--beige);
  color: var(--black-base);
  transform: translateY(-2px);
}

.btn-timer:active {
  transform: translateY(0);
}

.timer-actions {
  display: flex;
  justify-content: center;
  margin-top: 32px;
}

.timer-actions .btn-secondary {
  min-width: 200px;
}

/* ──── WOD Mode ──── */
.wod-controls {
  max-width: 600px;
  margin: 0 auto 32px;
}

#btn-random-wod {
  width: 100%;
  margin-bottom: 16px;
}

.wod-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 16px;
  background: rgba(38, 38, 38, 0.6);
  border: 1px solid var(--gray-card);
  color: var(--gray-light);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: 0;
}

.filter-btn:hover {
  border-color: var(--beige);
  background: rgba(201, 184, 157, 0.1);
}

.filter-btn.active {
  background: var(--beige);
  color: var(--black-base);
  border-color: var(--beige);
}

#wod-display {
  max-width: 600px;
  margin: 0 auto;
}

.empty-state {
  padding: 60px 16px;
  text-align: center;
  color: var(--gray);
  font-size: 14px;
}

.block-placeholder {
  padding: 60px 16px;
  text-align: center;
  color: var(--gray);
}

/* ──── Responsive ──── */
@media (max-width: 480px) {
  #timer-display {
    font-size: 80px;
    letter-spacing: 8px;
  }

  .timer-clock {
    padding: 40px 24px;
    margin: 40px 0;
  }

  .onboarding {
    padding: 40px 16px;
  }

  .onboarding h1 {
    font-size: 36px;
  }

  .session-card {
    padding: 20px 16px;
  }

  h1 {
    font-size: 24px;
  }

  .btn-timer {
    flex: 1;
    min-width: 80px;
  }
}

/* ──── Interactions ──── */
button {
  border-radius: 0;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}