/* ==========================================================================
   ZenFlow CSS Design System & Theme Engine
   ========================================================================== */

/* Design Tokens & Theme Variables */
:root {
  /* Fonts */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-outfit: 'Outfit', var(--font-sans);

  /* Shared Spacing & Radius */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-xxl: 3.5rem;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Common Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  --transition-slow: 0.8s cubic-bezier(0.25, 1, 0.5, 1);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 16px -6px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 0 25px rgba(212, 175, 55, 0.2);

  /* Breather Configuration */
  --breath-duration: 4s;
}

/* DARK THEME (Default) */
[data-theme="dark"] {
  --color-bg-1: #0e1614;
  --color-bg-2: #162420;
  --color-bg-ambient-1: rgba(31, 58, 48, 0.4);
  --color-bg-ambient-2: rgba(45, 34, 18, 0.2);
  
  --color-text-primary: #f1f7f5;
  --color-text-secondary: #8da49b;
  --color-text-muted: #5e726a;
  
  --color-primary: #4d806a;
  --color-primary-semi: rgba(77, 128, 106, 0.3);
  --color-primary-fade: rgba(77, 128, 106, 0.1);
  --color-primary-hover: #5d947c;
  
  --color-accent-gold: #e2ba4d;
  --color-accent-gold-semi: rgba(226, 186, 77, 0.2);
  --color-accent-gold-hover: #ecd181;
  --color-accent-terracotta: #c46851;
  
  --color-glass-bg: rgba(22, 33, 29, 0.45);
  --color-glass-border: rgba(255, 255, 255, 0.06);
  --color-glass-highlight: rgba(255, 255, 255, 0.03);
  --color-card-bg-hover: rgba(255, 255, 255, 0.04);
  
  --color-modal-bg: rgba(14, 21, 19, 0.85);
  --color-modal-card-bg: #131d1a;
  --color-input-bg: rgba(255, 255, 255, 0.04);
  --color-input-border: rgba(255, 255, 255, 0.08);

  --color-theme-pill: #1a2a24;
}

/* LIGHT THEME */
[data-theme="light"] {
  --color-bg-1: #f7faf8;
  --color-bg-2: #eff3f1;
  --color-bg-ambient-1: rgba(199, 218, 210, 0.5);
  --color-bg-ambient-2: rgba(238, 227, 203, 0.4);
  
  --color-text-primary: #1b2d26;
  --color-text-secondary: #4a665a;
  --color-text-muted: #799488;
  
  --color-primary: #386652;
  --color-primary-semi: rgba(56, 102, 82, 0.2);
  --color-primary-fade: rgba(56, 102, 82, 0.06);
  --color-primary-hover: #29503f;
  
  --color-accent-gold: #b38b24;
  --color-accent-gold-semi: rgba(179, 139, 36, 0.15);
  --color-accent-gold-hover: #9c771b;
  --color-accent-terracotta: #a34e3b;
  
  --color-glass-bg: rgba(255, 255, 255, 0.7);
  --color-glass-border: rgba(0, 0, 0, 0.07);
  --color-glass-highlight: rgba(255, 255, 255, 0.4);
  --color-card-bg-hover: rgba(255, 255, 255, 0.9);
  
  --color-modal-bg: rgba(240, 243, 241, 0.85);
  --color-modal-card-bg: #ffffff;
  --color-input-bg: rgba(0, 0, 0, 0.02);
  --color-input-border: rgba(0, 0, 0, 0.08);

  --color-theme-pill: #e2e9e6;
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  outline-color: var(--color-primary);
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-1);
  color: var(--color-text-primary);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-slow), color var(--transition-fast);
}

/* Background Gradients */
.ambient-glow {
  position: fixed;
  border-radius: var(--radius-full);
  filter: blur(120px);
  z-index: -1;
  pointer-events: none;
  opacity: 0.6;
  transition: background-color var(--transition-slow);
}

.glow-1 {
  width: 50vw;
  height: 50vw;
  top: -10vw;
  right: -10vw;
  background-color: var(--color-bg-ambient-1);
  animation: drift 25s infinite alternate ease-in-out;
}

.glow-2 {
  width: 60vw;
  height: 60vw;
  bottom: -15vw;
  left: -15vw;
  background-color: var(--color-bg-ambient-2);
  animation: drift 35s infinite alternate-reverse ease-in-out;
}

@keyframes drift {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(5%, 10%) scale(1.1); }
  100% { transform: translate(-5%, -5%) scale(0.9); }
}

/* Layout Wrapper */
.app-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-md) var(--space-md) var(--space-xxl) var(--space-md);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
}

/* Shared UI Components */
.glass-panel {
  background: var(--color-glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-glass-border);
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.glass-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: linear-gradient(135deg, var(--color-glass-highlight) 0%, transparent 100%);
  pointer-events: none;
}

/* Icons */
.icon {
  width: 20px;
  height: 20px;
  stroke-width: 2;
  flex-shrink: 0;
}

/* Buttons */
.btn {
  font-family: var(--font-outfit);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all var(--transition-fast);
  color: var(--color-text-primary);
  text-decoration: none;
}

.primary-btn {
  background: var(--color-primary);
  color: #ffffff;
}

.primary-btn:hover {
  background: var(--color-primary-hover);
  box-shadow: 0 4px 16px var(--color-primary-semi);
  transform: translateY(-1px);
}

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

.text-btn {
  background: transparent;
  border: 1px solid var(--color-glass-border);
  background-color: var(--color-glass-bg);
}

.text-btn:hover {
  border-color: var(--color-text-secondary);
  background-color: var(--color-card-bg-hover);
}

.icon-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-glass-border);
  background: var(--color-glass-bg);
  color: var(--color-text-primary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-card-bg-hover);
  transform: scale(1.03);
}

.icon-btn.active {
  background: var(--color-primary-semi);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.small-btn {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.gap-btn {
  gap: var(--space-xs);
}

/* APP HEADER */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) 0;
  margin-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-glass-border);
}

.logo-area {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.app-logo {
  width: 48px;
  height: 48px;
}

.brand h1 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-text-primary);
}

.sub-brand {
  font-family: var(--font-outfit);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: var(--color-accent-gold);
  text-transform: uppercase;
  display: block;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.header-stats-pill {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-family: var(--font-outfit);
  background-color: var(--color-theme-pill);
  border: 1px solid var(--color-glass-border);
}

/* Theme Toggle Sun/Moon Control */
[data-theme="dark"] .moon-icon { display: none; }
[data-theme="light"] .sun-icon { display: none; }

/* WELCOME BANNER */
.welcome-banner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  align-items: center;
}

.welcome-greeting {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

.quote-text {
  font-style: italic;
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin-bottom: 0.25rem;
}

.quote-author {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.welcome-illustration {
  width: 90px;
  height: 90px;
  color: var(--color-accent-gold-semi);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lotus-svg {
  width: 100%;
  height: 100%;
  animation: calm-pulse 8s infinite ease-in-out;
}

@keyframes calm-pulse {
  0%, 100% { transform: scale(1); filter: drop-shadow(0 0 0px transparent); }
  50% { transform: scale(1.08); filter: drop-shadow(0 0 10px var(--color-accent-gold-semi)); }
}

.lotus-petal {
  transform-origin: 50% 80%;
  transition: fill 0.3s;
}

.center-petal { fill: var(--color-accent-gold); }
.mid-petal { fill: var(--color-primary); }
.outer-petal { fill: var(--color-primary-semi); }
.bottom-petal { fill: var(--color-primary-fade); }

/* STATS ROW */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-xxl);
}

.stat-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
}

.stat-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.time-icon { background: rgba(77, 128, 106, 0.15); color: #4d806a; }
.poses-icon { background: rgba(226, 186, 77, 0.15); color: #e2ba4d; }
.routines-icon { background: rgba(196, 104, 81, 0.15); color: #c46851; }

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--font-outfit);
}

.stat-value {
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.2;
  font-family: var(--font-outfit);
}

.stat-sub {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

/* SECTION HEADER */
.dashboard-section {
  margin-bottom: var(--space-xxl);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--space-lg);
  border-left: 3px solid var(--color-primary);
  padding-left: var(--space-sm);
}

.section-header h2 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 1.2;
}

.section-desc {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

/* ROUTINES GRID */
.routines-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.routine-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.routine-card-content {
  padding: var(--space-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.routine-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
}

.routine-difficulty-pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  font-family: var(--font-outfit);
  text-transform: uppercase;
  background-color: var(--color-primary-fade);
  color: var(--color-primary);
}

.routine-duration {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.routine-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

.routine-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.routine-pose-previews {
  display: flex;
  align-items: center;
  gap: -8px;
  margin-bottom: var(--space-lg);
  overflow: hidden;
}

.mini-preview-circle {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-modal-card-bg);
  background: var(--color-theme-pill);
  display: inline-block;
  margin-right: -10px;
  overflow: hidden;
  object-fit: contain;
}

.routine-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: auto;
}

.no-routines-placeholder {
  grid-column: 1 / -1;
  padding: var(--space-xl);
  text-align: center;
  color: var(--color-text-secondary);
}

.custom-routine-card {
  border: 1px dashed var(--color-primary-semi);
}

/* POSES CATALOG GRID */
.poses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
}

.pose-card {
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.pose-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.pose-card-img-wrapper {
  aspect-ratio: 1;
  width: 100%;
  padding: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-glass-highlight);
  border-bottom: 1px solid var(--color-glass-border);
}

.pose-card-img-wrapper img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  mix-blend-mode: multiply;
  opacity: 0.9;
  filter: var(--color-img-filter, none);
}

[data-theme="dark"] .pose-card-img-wrapper img,
[data-theme="dark"] .active-pose-graphic,
[data-theme="dark"] .details-graphic-wrapper img,
[data-theme="dark"] .preview-pose-content img {
  /* Invert black lines to white lines for dark theme beautifully */
  filter: invert(0.9) hue-rotate(180deg);
}

.pose-card-info {
  padding: var(--space-sm);
  text-align: center;
}

.pose-card-english {
  font-family: var(--font-outfit);
  font-size: 0.95rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pose-card-sanskrit {
  font-family: var(--font-serif);
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  font-style: italic;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Search input styling */
.catalog-header {
  flex-direction: row;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.search-filter-controls {
  margin-left: auto;
}

.search-input-wrapper {
  position: relative;
  width: 280px;
}

.search-icon {
  position: absolute;
  left: var(--space-sm);
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--color-text-muted);
}

#pose-search-input {
  width: 100%;
  padding: 0.6rem 0.6rem 0.6rem var(--space-xl);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-input-border);
  background-color: var(--color-input-bg);
  color: var(--color-text-primary);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

#pose-search-input:focus {
  border-color: var(--color-primary);
  background-color: var(--color-modal-card-bg);
  box-shadow: 0 0 0 3px var(--color-primary-fade);
}

/* ==========================================================================
   FULL SCREEN PRACTICE PLAYER
   ========================================================================== */
#session-player-view {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  background-color: var(--color-bg-1);
  padding: var(--space-md) var(--space-lg);
  flex-direction: column;
  overflow: hidden;
  height: 100vh;
}

#session-player-view.active {
  display: flex;
}

.session-top-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0.5rem 0 var(--space-md) 0;
  border-bottom: 1px solid var(--color-glass-border);
}

.session-top-bar #exit-session-btn {
  justify-self: start;
}

.session-flow-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-accent-gold);
  text-align: center;
}

.session-quick-settings {
  justify-self: end;
  display: flex;
  gap: var(--space-xs);
}

.session-quick-settings .icon-btn {
  width: 38px;
  height: 38px;
}

/* Split Main Layout */
.player-main-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-xl);
  flex-grow: 1;
  padding: var(--space-lg) 0;
  height: calc(100% - 60px);
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}

.player-visual-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  height: 100%;
}

.pose-image-container {
  position: relative;
  width: 90%;
  height: 80%;
  max-width: 480px;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.active-pose-graphic {
  max-width: 80%;
  max-height: 80%;
  object-fit: contain;
  z-index: 2;
  pointer-events: none;
}

/* Pulsing concentric breathing guide circles */
.breathing-circle-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-primary-fade);
  background-color: var(--color-primary-fade);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  transition: transform var(--breath-duration) ease-in-out;
}

.breathing-circle-ring::before {
  content: '';
  position: absolute;
  width: calc(100% + 24px);
  height: calc(100% + 24px);
  border: 2px solid var(--color-primary-semi);
  border-radius: var(--radius-full);
  opacity: 0.3;
}

.breathing-circle-ring.inhale {
  transform: scale(1.15);
  background-color: rgba(77, 128, 106, 0.15);
  box-shadow: 0 0 40px rgba(77, 128, 106, 0.2);
}

.breathing-circle-ring.exhale {
  transform: scale(0.9);
  background-color: rgba(77, 128, 106, 0.04);
}

.breathing-text-hud {
  position: absolute;
  bottom: 12px;
  font-family: var(--font-outfit);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  color: var(--color-text-secondary);
  text-transform: uppercase;
}

/* Info Panel (Right) */
.player-info-panel {
  display: flex;
  flex-direction: column;
  padding: var(--space-xl);
  justify-content: space-between;
}

.active-pose-names {
  margin-bottom: var(--space-sm);
}

.pose-index-pill {
  display: inline-block;
  font-family: var(--font-outfit);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  background: var(--color-theme-pill);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
}

#player-english-name {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 4px;
}

#player-sanskrit-name {
  font-family: var(--font-sans);
  font-size: 1.2rem;
  font-style: italic;
  font-weight: 300;
  color: var(--color-text-secondary);
}

/* Timer Module */
.active-timer-module {
  display: flex;
  justify-content: center;
  margin: var(--space-sm) 0;
}

.svg-timer-wrapper {
  position: relative;
  width: 150px;
  height: 150px;
}

.circular-timer-svg {
  width: 100%;
  height: 100%;
}

.timer-bg-circle {
  fill: none;
  stroke: var(--color-glass-border);
  stroke-width: 4;
}

.timer-fill-circle {
  fill: none;
  stroke: var(--color-accent-gold);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-dasharray: 339.29; /* 2 * pi * r (r=54) */
  stroke-dashoffset: 0;
  transition: stroke-dashoffset 1s linear;
}

/* Soft blink when countdown matches transition alert */
.svg-timer-wrapper.low-time .timer-fill-circle {
  stroke: var(--color-accent-terracotta);
}

.timer-digits-container {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.timer-digits {
  font-family: var(--font-outfit);
  font-size: 2.2rem;
  font-weight: 600;
}

.timer-sec-label {
  font-size: 0.65rem;
  font-family: var(--font-outfit);
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  margin-top: 2px;
}

.player-anatomy-details {
  background: var(--color-primary-fade);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-primary-semi);
}

.player-anatomy-details h4 {
  font-family: var(--font-outfit);
  color: var(--color-primary);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

/* Controls */
.player-controls-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-lg);
  margin: var(--space-md) 0;
}

.play-control-btn {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
}

.large-play-btn {
  width: 68px;
  height: 68px;
}

.large-play-btn:hover {
  transform: scale(1.05);
}

.hidden {
  display: none !important;
}

/* Next Pose Box */
.next-pose-preview-box {
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  padding: 0.6rem var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.preview-tag {
  font-family: var(--font-outfit);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  font-weight: 600;
}

.preview-pose-content {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.preview-pose-content img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  background: var(--color-glass-highlight);
  border-radius: var(--radius-sm);
}

.preview-pose-meta {
  display: flex;
  flex-direction: column;
}

.preview-name {
  font-size: 0.85rem;
  font-weight: 600;
}

.preview-sanskrit {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-style: italic;
}

/* ==========================================================================
   MODALS AND DIALOGS
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: var(--color-modal-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-smooth);
  padding: var(--space-md);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  width: 100%;
  max-width: 580px;
  background: var(--color-modal-card-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  transform: scale(0.95);
  transition: transform var(--transition-smooth);
}

.modal-overlay.active .modal-card {
  transform: scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) var(--space-xl);
  border-bottom: 1px solid var(--color-glass-border);
}

.modal-header h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
}

.modal-body {
  padding: var(--space-xl);
  overflow-y: auto;
  max-height: 70vh;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-xl);
  border-top: 1px solid var(--color-glass-border);
}

.close-modal-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
}

/* Settings Settings Items */
.settings-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.setting-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
}

.setting-desc h3 {
  font-family: var(--font-outfit);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.setting-desc p {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.setting-input-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.setting-input-wrapper input {
  width: 80px;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-input-border);
  background-color: var(--color-input-bg);
  color: var(--color-text-primary);
  text-align: center;
  font-family: var(--font-outfit);
  font-weight: 600;
}

/* Toggle Switch Styling */
.switch-toggle {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 28px;
}

.switch-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider-switch {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: var(--color-theme-pill);
  border: 1px solid var(--color-glass-border);
  transition: .3s;
  border-radius: var(--radius-full);
}

.slider-switch:before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background-color: var(--color-text-secondary);
  transition: .3s;
  border-radius: var(--radius-full);
}

.switch-toggle input:checked + .slider-switch {
  background-color: var(--color-primary-semi);
  border-color: var(--color-primary);
}

.switch-toggle input:checked + .slider-switch:before {
  transform: translateX(22px);
  background-color: var(--color-primary);
}

/* Details Modal details-split */
.pose-details-card {
  max-width: 650px;
}

.pose-details-body {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-lg);
  align-items: start;
}

.details-graphic-wrapper {
  aspect-ratio: 1;
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.details-graphic-wrapper img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.details-names {
  margin-bottom: var(--space-md);
}

#details-modal-english {
  font-family: var(--font-outfit);
  font-size: 1.5rem;
  font-weight: 700;
}

#details-modal-sanskrit {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xs);
}

.pose-difficulty-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-full);
  background: var(--color-primary-fade);
  color: var(--color-primary);
}

.details-benefits-block {
  margin-bottom: var(--space-md);
}

.details-benefits-block h5,
.details-instructions-block h5 {
  font-family: var(--font-outfit);
  font-size: 0.8rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.details-benefits-block p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.details-instructions-block ul {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  padding-left: var(--space-md);
}

/* ==========================================================================
   CUSTOM ROUTINE BUILDER MODAL
   ========================================================================== */
.routine-builder-card {
  max-width: 900px;
  width: 95%;
}

.builder-split-body {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-xl);
  padding: var(--space-lg) var(--space-xl);
  height: 60vh;
  overflow: hidden;
}

.builder-column {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: var(--space-md);
}

.input-group label {
  font-family: var(--font-outfit);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.input-group input {
  padding: 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-input-border);
  background-color: var(--color-input-bg);
  color: var(--color-text-primary);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.input-group input:focus {
  border-color: var(--color-primary);
  background-color: var(--color-modal-card-bg);
}

.builder-pose-list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-xs);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.count-tag {
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  background: var(--color-theme-pill);
}

.builder-sequence-dropzone {
  flex-grow: 1;
  border: 2px dashed var(--color-glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  background-color: var(--color-input-bg);
}

.dropzone-empty-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--color-text-muted);
  text-align: center;
  padding: var(--space-xl);
}

.hint-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-xs);
  opacity: 0.5;
}

.dropzone-empty-hint p {
  font-size: 0.85rem;
}

/* Active pose builder tile */
.builder-selected-tile {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.5rem var(--space-sm);
  border-radius: var(--radius-sm);
  background: var(--color-modal-card-bg);
  border: 1px solid var(--color-glass-border);
}

.tile-drag-handle {
  color: var(--color-text-muted);
  cursor: grab;
  display: flex;
  align-items: center;
}

.tile-info {
  display: flex;
  flex-direction: column;
}

.tile-english {
  font-size: 0.85rem;
  font-weight: 600;
}

.tile-sanskrit {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-style: italic;
}

.tile-remove-btn {
  color: var(--color-accent-terracotta);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  border-radius: var(--radius-sm);
}

.tile-remove-btn:hover {
  background: rgba(196, 104, 81, 0.1);
}

/* Right Side: Library selection */
.library-search-wrapper {
  position: relative;
  margin-bottom: var(--space-sm);
}

.lib-search-icon {
  position: absolute;
  left: var(--space-sm);
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
}

#builder-library-search {
  width: 100%;
  padding: 0.5rem 0.5rem 0.5rem var(--space-xl);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-input-border);
  background-color: var(--color-input-bg);
  color: var(--color-text-primary);
  font-size: 0.85rem;
}

.builder-library-grid {
  flex-grow: 1;
  overflow-y: auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding-right: 4px;
}

.library-pose-tile {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem var(--space-sm);
  border-radius: var(--radius-sm);
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
}

.library-pose-tile:hover {
  background: var(--color-input-bg);
}

.tile-left {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.tile-thumb {
  width: 28px;
  height: 28px;
  object-fit: contain;
  background: var(--color-glass-highlight);
  border-radius: 4px;
}

.tile-meta {
  display: flex;
  flex-direction: column;
}

.tile-meta-english {
  font-size: 0.8rem;
  font-weight: 600;
}

.tile-meta-sanskrit {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  font-style: italic;
}

.tile-add-btn {
  background: var(--color-primary-fade);
  color: var(--color-primary);
  border: none;
  cursor: pointer;
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.tile-add-btn:hover {
  background: var(--color-primary);
  color: #ffffff;
}

/* ==========================================================================
   SESSION COMPLETE OVERLAY
   ========================================================================== */
.session-complete-container {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 500;
  background-color: var(--color-modal-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
}

.session-complete-container.active {
  display: flex;
}

.confetti-backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.complete-card {
  width: 100%;
  max-width: 520px;
  padding: var(--space-xxl) var(--space-xl) var(--space-xl) var(--space-xl);
  text-align: center;
  z-index: 2;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lotus-gong-animation {
  width: 90px;
  height: 90px;
  margin-bottom: var(--space-lg);
  color: var(--color-accent-gold);
}

.complete-lotus {
  width: 100%;
  height: 100%;
  animation: gong-beat 3s infinite alternate ease-in-out;
}

@keyframes gong-beat {
  0% { transform: scale(0.95); opacity: 0.8; }
  100% { transform: scale(1.08); opacity: 1; filter: drop-shadow(0 0 15px rgba(226, 186, 77, 0.4)); }
}

.complete-card h2 {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.complete-sub {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

.complete-summary-row {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  width: 100%;
  margin-bottom: var(--space-xl);
  border-top: 1px solid var(--color-glass-border);
  border-bottom: 1px solid var(--color-glass-border);
  padding: var(--space-lg) 0;
}

.summary-stat-box {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.summary-val {
  font-family: var(--font-outfit);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.summary-lbl {
  font-size: 0.75rem;
  font-family: var(--font-outfit);
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  margin-top: 2px;
}

.meditation-tips {
  background: var(--color-primary-fade);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-bottom: var(--space-xl);
  max-width: 420px;
}

.meditation-tips p {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--color-text-secondary);
}

.complete-actions {
  display: flex;
  gap: var(--space-md);
  width: 100%;
}

.complete-actions .btn {
  flex: 1;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 900px) {
  .player-main-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    gap: var(--space-md);
    overflow-y: auto;
    height: auto;
  }
  
  .pose-image-container {
    max-width: 320px;
    height: auto;
    aspect-ratio: 1;
  }

  .session-top-bar {
    grid-template-columns: auto 1fr auto;
  }
  
  .builder-split-body {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 1fr;
    height: 70vh;
  }
  
  .pose-details-body {
    grid-template-columns: 1fr;
    max-height: 60vh;
    overflow-y: auto;
  }
}

@media (max-width: 600px) {
  .welcome-banner {
    grid-template-columns: 1fr;
    text-align: center;
    padding: var(--space-lg);
  }
  
  .welcome-illustration {
    margin: 0 auto;
  }
  
  .welcome-greeting {
    font-size: 1.8rem;
  }

  #player-english-name {
    font-size: 1.8rem;
  }
  
  .timer-digits {
    font-size: 1.8rem;
  }
  
  .svg-timer-wrapper {
    width: 120px;
    height: 120px;
  }
  
  .complete-summary-row {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .complete-actions {
    flex-direction: column-reverse;
  }
}