/* K-Calm Design System & Styles */
/* User Defined Brand Colors: #BFC8FF, #2B3A64, #FAE3A1 */
:root {
  --brand-navy: #2B3A64;
  --brand-periwinkle: #BFC8FF;
  --brand-gold: #FAE3A1;
  
  --bg-deep: #141B2D;
  --bg-card: rgba(43, 58, 100, 0.65);
  --bg-card-hover: rgba(56, 75, 126, 0.85);
  --bg-glass: rgba(30, 42, 74, 0.75);
  
  --border-glass: rgba(191, 200, 255, 0.15);
  --border-focus: rgba(191, 200, 255, 0.5);
  --border-gold: rgba(250, 227, 161, 0.4);
  
  --primary-accent: #BFC8FF;
  --primary-glow: rgba(191, 200, 255, 0.35);
  --gold-glow: rgba(250, 227, 161, 0.45);
  
  --sage-green: #7AD1BE;
  --lavender: #BFC8FF;
  --sunset-coral: #FFA07A;
  --moon-gold: #FAE3A1;
  
  --text-main: #FFFFFF;
  --text-sub: #D0D8F8;
  --text-muted: #8E9BBF;
  
  --font-sans: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, Roboto, 'Helvetica Neue', 'Segoe UI', 'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic', sans-serif;
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-deep);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  line-height: 1.6;
}

/* Background Ambient Canvas */
#ambientCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.9;
}

/* Ambient Theme Overlays */
.ambient-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(circle at 65% 20%, rgba(191, 200, 255, 0.15), transparent 60%),
              radial-gradient(circle at 20% 75%, rgba(43, 58, 100, 0.4), transparent 50%),
              radial-gradient(circle at 85% 85%, rgba(250, 227, 161, 0.08), transparent 45%);
  transition: background 1.5s ease;
}

/* App Container */
.app-container {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding-bottom: 120px;
}

/* Navigation Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(20, 27, 45, 0.85);
  border-bottom: 1px solid var(--border-glass);
  padding: 12px 24px;
}

.header-inner {
  max-width: 1320px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  text-decoration: none;
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand-navy), var(--brand-periwinkle));
  border: 1px solid rgba(250, 227, 161, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.logo-icon svg {
  width: 22px;
  height: 22px;
  fill: var(--brand-gold);
}

.logo-title {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #FFFFFF 30%, var(--brand-periwinkle));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 20px;
  background: rgba(250, 227, 161, 0.18);
  color: var(--brand-gold);
  border: 1px solid var(--border-gold);
  font-weight: 600;
  margin-left: 6px;
}

/* Navigation Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.nav-item button {
  background: transparent;
  border: none;
  color: var(--text-sub);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-item button:hover {
  color: #FFFFFF;
  background: rgba(191, 200, 255, 0.1);
}

.nav-item.active button {
  color: #FFFFFF;
  background: rgba(43, 58, 100, 0.6);
  border: 1px solid rgba(191, 200, 255, 0.35);
  font-weight: 600;
}

/* Header Action Right */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-ambient-theme {
  background: rgba(191, 200, 255, 0.08);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  padding: 7px 14px;
  border-radius: var(--radius-full);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-ambient-theme:hover {
  background: rgba(191, 200, 255, 0.16);
  border-color: rgba(191, 200, 255, 0.35);
}

.streak-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(250, 227, 161, 0.15);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 700;
  color: var(--brand-gold);
  cursor: pointer;
}

.btn-login {
  background: linear-gradient(135deg, var(--brand-gold), #F3CA68);
  color: #1A233A;
  border: none;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 15px var(--gold-glow);
  transition: var(--transition);
}

.btn-login:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(250, 227, 161, 0.6);
}

.user-profile-badge {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  background: rgba(191, 200, 255, 0.12);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  cursor: pointer;
}

.user-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--brand-gold);
  color: var(--brand-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: bold;
}

/* Main Content Area */
.main-content {
  max-width: 1320px;
  margin: 0 auto;
  padding: 24px 20px;
  width: 100%;
}

/* Hero Section with 2-Column Showcase */
.hero-section {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 36px;
  background: linear-gradient(135deg, rgba(43, 58, 100, 0.85) 0%, rgba(20, 27, 45, 0.95) 100%);
  border: 1px solid rgba(191, 200, 255, 0.2);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  overflow: hidden;
  box-shadow: 0 20px 45px rgba(10, 15, 30, 0.45);
}

.hero-glow-blob {
  position: absolute;
  top: -30%;
  right: 25%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(191, 200, 255, 0.2) 0%, transparent 70%);
  pointer-events: none;
  filter: blur(60px);
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 650px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  background: rgba(250, 227, 161, 0.15);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-full);
  font-size: 12px;
  color: var(--brand-gold);
  font-weight: 700;
  margin-bottom: 16px;
}

.hero-title {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.8px;
  margin-bottom: 16px;
  color: #FFFFFF;
}

.hero-title .highlight-gold {
  color: var(--brand-gold);
  text-shadow: 0 0 20px rgba(250, 227, 161, 0.4);
}

.hero-subtitle {
  font-size: 15px;
  color: var(--text-sub);
  margin-bottom: 24px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--brand-gold), #F3CA68);
  color: #1A233A;
  padding: 13px 26px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  box-shadow: 0 6px 22px var(--gold-glow);
  transition: var(--transition);
}

.btn-hero-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(250, 227, 161, 0.65);
}

.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(191, 200, 255, 0.12);
  border: 1px solid var(--border-glass);
  color: #FFFFFF;
  padding: 13px 22px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-hero-secondary:hover {
  background: rgba(191, 200, 255, 0.22);
  border-color: rgba(191, 200, 255, 0.4);
}

/* Hero Right Image Card (Sleep Fairy Showcase) */
.hero-image-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid rgba(191, 200, 255, 0.25);
  box-shadow: 0 15px 40px rgba(10, 15, 30, 0.6);
  background: #141B2D;
  transition: var(--transition);
  cursor: pointer;
}

.hero-image-card:hover {
  transform: translateY(-4px) scale(1.01);
  border-color: var(--brand-gold);
  box-shadow: 0 20px 50px rgba(250, 227, 161, 0.3);
}

.hero-main-img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}

.hero-img-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(43, 58, 100, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-gold);
  color: var(--brand-gold);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.hero-img-overlay-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(180deg, transparent 0%, rgba(20, 27, 45, 0.95) 85%);
  padding: 30px 20px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.hero-img-overlay-info h4 {
  font-size: 15px;
  color: #FFFFFF;
  font-weight: 700;
}

.hero-img-overlay-info p {
  font-size: 12px;
  color: var(--brand-periwinkle);
}

.hero-quick-play-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--brand-gold);
  color: var(--brand-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px var(--gold-glow);
  transition: var(--transition);
}

.hero-image-card:hover .hero-quick-play-btn {
  transform: scale(1.1);
}

/* Ambient Mixer Quick Bar */
.ambient-quick-bar {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.ambient-label {
  font-size: 13px;
  color: var(--brand-periwinkle);
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}

.ambient-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.ambient-chip {
  background: rgba(191, 200, 255, 0.08);
  border: 1px solid var(--border-glass);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 13px;
  color: var(--text-sub);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.ambient-chip:hover {
  background: rgba(191, 200, 255, 0.16);
  color: #FFFFFF;
}

.ambient-chip.active {
  background: rgba(250, 227, 161, 0.2);
  border-color: var(--brand-gold);
  color: var(--brand-gold);
  font-weight: 700;
}

/* Section Header & Tabs */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.section-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.4px;
  color: #FFFFFF;
}

.section-subtitle {
  font-size: 13px;
  color: var(--text-sub);
  margin-top: 2px;
}

/* Filter Tabs */
.filter-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: none;
}
.filter-tabs::-webkit-scrollbar { display: none; }

.filter-tab {
  background: rgba(191, 200, 255, 0.08);
  border: 1px solid var(--border-glass);
  color: var(--text-sub);
  padding: 7px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
}

.filter-tab:hover {
  background: rgba(191, 200, 255, 0.15);
  color: #FFFFFF;
}

.filter-tab.active {
  background: var(--brand-gold);
  color: #1A233A;
  border-color: var(--brand-gold);
  font-weight: 700;
  box-shadow: 0 4px 14px var(--gold-glow);
}

/* Grid Layout */
.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px;
  margin-bottom: 44px;
}

/* Content Card */
.content-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: var(--transition);
  cursor: pointer;
  position: relative;
}

.content-card:hover {
  transform: translateY(-4px);
  border-color: var(--brand-periwinkle);
  background: var(--bg-card-hover);
  box-shadow: 0 12px 30px rgba(10, 15, 30, 0.5);
}

.card-thumb-wrap {
  position: relative;
  width: 100%;
  height: 160px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-duration-badge {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(20, 27, 45, 0.75);
  backdrop-filter: blur(6px);
  color: #FFFFFF;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 500;
}

.card-k-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(43, 58, 100, 0.85);
  border: 1px solid var(--border-gold);
  color: var(--brand-gold);
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
}

.card-play-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(20, 27, 45, 0.45);
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.content-card:hover .card-play-overlay {
  opacity: 1;
}

.play-circle-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--brand-gold);
  color: #1A233A;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px var(--gold-glow);
  transform: scale(0.85);
  transition: var(--transition);
}

.content-card:hover .play-circle-btn {
  transform: scale(1);
}

.card-info {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-category {
  font-size: 12px;
  color: var(--brand-periwinkle);
  font-weight: 700;
  margin-bottom: 4px;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 6px;
  line-height: 1.4;
}

.card-desc {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.5;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  border-top: 1px solid var(--border-glass);
  font-size: 12px;
  color: var(--brand-periwinkle);
}

/* Feature Spotlight Banners */
.spotlight-banner {
  background: linear-gradient(135deg, rgba(43, 58, 100, 0.7) 0%, rgba(20, 27, 45, 0.85) 100%);
  border: 1px solid rgba(191, 200, 255, 0.25);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 44px;
  backdrop-filter: blur(16px);
  flex-wrap: wrap;
}

.spotlight-info h3 {
  font-size: 22px;
  color: #FFFFFF;
  margin-bottom: 8px;
}

.spotlight-info p {
  color: var(--text-sub);
  font-size: 14px;
  max-width: 550px;
}

.btn-spotlight {
  background: linear-gradient(135deg, var(--brand-gold), #F3CA68);
  color: #1A233A;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 15px var(--gold-glow);
}

.btn-spotlight:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(250, 227, 161, 0.6);
}

/* Interactive Breathing Modal / View */
.breathing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 40px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 44px;
  position: relative;
  overflow: hidden;
}

.breathing-container {
  position: relative;
  width: 260px;
  height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 30px 0;
}

.breathing-circle-outer {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(191, 200, 255, 0.3) 0%, transparent 70%);
  filter: blur(12px);
  transition: transform 4s ease-in-out;
}

.breathing-circle-inner {
  position: absolute;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(43, 58, 100, 0.8), rgba(191, 200, 255, 0.4));
  border: 2px solid var(--brand-periwinkle);
  box-shadow: 0 0 30px var(--primary-glow);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: transform 4s cubic-bezier(0.4, 0, 0.2, 1);
}

.breathing-text {
  font-size: 19px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.breathing-timer {
  font-size: 28px;
  font-weight: 800;
  color: var(--brand-gold);
}

.breathing-controls {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 10px;
}

/* Daily Mindful Quote */
.daily-quote-card {
  background: linear-gradient(135deg, rgba(43, 58, 100, 0.7) 0%, rgba(20, 27, 45, 0.8) 100%);
  border: 1px solid rgba(191, 200, 255, 0.25);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}

.quote-left {
  max-width: 650px;
}

.quote-tag {
  font-size: 12px;
  color: var(--brand-gold);
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.quote-text {
  font-size: 18px;
  font-weight: 600;
  color: #FFFFFF;
  line-height: 1.5;
  margin-bottom: 8px;
}

.quote-author {
  font-size: 13px;
  color: var(--brand-periwinkle);
}

.btn-kakao-share {
  background: #FEE500;
  color: #191919;
  border: none;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-kakao-share:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(254, 229, 0, 0.35);
}

/* Sticky Bottom Mini Player */
.mini-player {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 90;
  background: rgba(20, 27, 45, 0.94);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border-top: 1px solid var(--border-glass);
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.45);
}

.mini-player-progress-bar {
  width: 100%;
  height: 4px;
  background: rgba(191, 200, 255, 0.15);
  cursor: pointer;
}

.mini-player-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--brand-periwinkle), var(--brand-gold));
  width: 0%;
  transition: width 0.1s linear;
}

.mini-player-inner {
  max-width: 1320px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.mini-track-info {
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  min-width: 220px;
}

.mini-thumb {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand-navy), var(--brand-periwinkle));
  border: 1px solid var(--border-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
}

.mini-title-wrap {
  display: flex;
  flex-direction: column;
}

.mini-track-title {
  font-size: 14px;
  font-weight: 600;
  color: #FFFFFF;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 200px;
}

.mini-track-sub {
  font-size: 12px;
  color: var(--brand-periwinkle);
}

.mini-controls-center {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mini-btn {
  background: transparent;
  border: none;
  color: var(--brand-periwinkle);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  border-radius: 50%;
  transition: var(--transition);
}

.mini-btn:hover {
  color: #FFFFFF;
  background: rgba(191, 200, 255, 0.12);
}

.mini-play-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--brand-gold);
  color: #1A233A;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 15px var(--gold-glow);
  transition: var(--transition);
}

.mini-play-btn:hover {
  transform: scale(1.06);
}

.mini-time-display {
  font-size: 12px;
  color: var(--brand-periwinkle);
  font-variant-numeric: tabular-nums;
  display: flex;
  gap: 4px;
}

.volume-slider-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.volume-slider {
  -webkit-appearance: none;
  width: 80px;
  height: 4px;
  border-radius: 2px;
  background: rgba(191, 200, 255, 0.2);
  outline: none;
}

.volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--brand-gold);
  cursor: pointer;
}

/* Modal Overlay & Card */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 100;
  background: rgba(15, 20, 35, 0.88);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
  opacity: 1;
}

.modal-card {
  background: rgba(30, 42, 74, 0.95);
  border: 1px solid rgba(191, 200, 255, 0.25);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 540px;
  padding: 32px;
  position: relative;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(191, 200, 255, 0.1);
  border: none;
  color: var(--brand-periwinkle);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close-btn:hover {
  color: #FFFFFF;
  background: rgba(191, 200, 255, 0.25);
}

.full-player-visualizer {
  width: 100%;
  height: 160px;
  background: rgba(20, 27, 45, 0.7);
  border-radius: var(--radius-md);
  margin: 20px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#waveCanvas {
  width: 100%;
  height: 100%;
}

.full-player-script {
  background: rgba(20, 27, 45, 0.6);
  padding: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-glass);
  font-size: 13px;
  color: var(--brand-periwinkle);
  line-height: 1.7;
  margin-top: 16px;
  text-align: center;
  font-style: italic;
}

/* Social Login */
.login-methods {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 24px 0;
}

.btn-social {
  width: 100%;
  padding: 14px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: var(--transition);
}

.btn-kakao-login {
  background: #FEE500;
  color: #191919;
}

.btn-naver-login {
  background: #03C75A;
  color: #FFFFFF;
}

.btn-apple-login {
  background: #FFFFFF;
  color: #000000;
}

/* Onboarding */
.onboarding-step-indicator {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}

.step-dot {
  flex: 1;
  height: 4px;
  background: rgba(191, 200, 255, 0.2);
  border-radius: 2px;
}

.step-dot.active {
  background: var(--brand-gold);
}

.onboarding-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 20px 0;
}

.onboarding-option-btn {
  background: rgba(191, 200, 255, 0.08);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  text-align: left;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.onboarding-option-btn:hover {
  background: rgba(191, 200, 255, 0.18);
  border-color: var(--brand-periwinkle);
}

/* Toast */
.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  background: rgba(30, 42, 74, 0.95);
  border: 1px solid var(--border-glass);
  border-left: 4px solid var(--brand-gold);
  color: #FFFFFF;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  font-size: 13px;
  transform: translateX(120%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: auto;
}

.toast.show {
  transform: translateX(0);
}

/* Responsive */
@media (max-width: 900px) {
  .hero-layout {
    grid-template-columns: 1fr;
  }
  .hero-main-img {
    height: 280px;
  }
}

@media (max-width: 768px) {
  .hero-section {
    padding: 24px 18px;
  }
  .hero-title {
    font-size: 26px;
  }
  .nav-links {
    display: none;
  }
  .content-grid {
    grid-template-columns: 1fr;
  }
}