/* ==========================================================================
   Kural Isai Music Academy - Premium Design System & Stylesheet
   ========================================================================== */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* --- Root Variables & Theme Palettes --- */
:root {
  /* Common Palette */
  --font-heading: 'Cinzel', serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --gold-primary: #d4af37;
  --gold-secondary: #f5cf68;
  --gold-dark: #aa7c11;
  --gold-light: #fef4cf;
  --gold-gradient: linear-gradient(135deg, #dfb743 0%, #fce588 50%, #b8860b 100%);
  --gold-gradient-hover: linear-gradient(135deg, #fce588 0%, #dfb743 50%, #946b07 100%);
  --accent-whatsapp: #25D366;
  --accent-whatsapp-dark: #128C7E;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.18);
  --shadow-gold: 0 8px 30px rgba(212, 175, 55, 0.3);
}

/* --- Dark Theme (Default) --- */
[data-theme="dark"] {
  --bg-primary: #0a0c10;
  --bg-secondary: #11141c;
  --bg-tertiary: #171c26;
  --bg-card: rgba(23, 28, 38, 0.85);
  --bg-card-hover: rgba(29, 36, 49, 0.95);
  --bg-glass: rgba(16, 20, 29, 0.75);
  --bg-glass-nav: rgba(10, 12, 16, 0.85);
  
  --text-primary: #f7f9fc;
  --text-secondary: #cbd5e1;
  --text-muted: #828fa3;
  --text-on-gold: #11141c;
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-gold: rgba(212, 175, 55, 0.28);
  --border-gold-hover: rgba(212, 175, 55, 0.6);

  --badge-bg: rgba(212, 175, 55, 0.12);
  --badge-text: #f5cf68;

  --piano-white-key: #f7f7fa;
  --piano-white-key-pressed: #e2e8f0;
  --piano-black-key: #11141c;
  --piano-black-key-pressed: #2a3142;
  --piano-border: #232a39;

  --shadow-theme: 0 14px 40px rgba(0, 0, 0, 0.45);
  --gold-glow: 0 0 35px rgba(212, 175, 55, 0.22);
}

/* --- Light Theme --- */
[data-theme="light"] {
  --bg-primary: #faf8f5;
  --bg-secondary: #f2eee8;
  --bg-tertiary: #e9e3d8;
  --bg-card: rgba(255, 255, 255, 0.92);
  --bg-card-hover: rgba(255, 255, 255, 1);
  --bg-glass: rgba(255, 255, 255, 0.8);
  --bg-glass-nav: rgba(250, 248, 245, 0.9);
  
  --text-primary: #201a14;
  --text-secondary: #4a3e35;
  --text-muted: #7d7065;
  --text-on-gold: #11141c;
  
  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-gold: rgba(170, 124, 17, 0.35);
  --border-gold-hover: rgba(170, 124, 17, 0.7);

  --badge-bg: rgba(170, 124, 17, 0.1);
  --badge-text: #8e6207;

  --piano-white-key: #ffffff;
  --piano-white-key-pressed: #ede8e1;
  --piano-black-key: #2a2219;
  --piano-black-key-pressed: #4a3e35;
  --piano-border: #dcd3c5;

  --shadow-theme: 0 12px 36px rgba(100, 75, 45, 0.09);
  --gold-glow: 0 0 35px rgba(170, 124, 17, 0.15);
}

/* --- Base & Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* --- Layout Utility Classes --- */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding {
  padding: 6rem 0;
}

.text-center {
  text-align: center;
}

.gold-gradient-text {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gold-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  background: var(--badge-bg);
  color: var(--badge-text);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid var(--border-gold);
}

/* --- Section Headers --- */
.section-header {
  margin-bottom: 3.5rem;
}

.section-header .gold-badge {
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto;
}

/* --- Notification Announcement Top Bar --- */
.announcement-bar {
  background: linear-gradient(90deg, #996515 0%, #d4af37 50%, #996515 100%);
  color: #11141c;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.45rem 1rem;
  position: relative;
  z-index: 1001;
  border-bottom: 1px solid rgba(0, 0, 0, 0.12);
}

.announcement-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.announcement-msg {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  letter-spacing: 0.01em;
}

.announcement-msg svg {
  color: #11141c;
  flex-shrink: 0;
}

.announcement-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: #11141c;
  color: #f5cf68;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: all var(--transition-fast);
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.announcement-link:hover {
  background: #000;
  color: #fff;
  transform: translateY(-1px);
}

/* --- Modern Sleek Navbar --- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-glass-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 1.5rem;
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-logo-img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid var(--gold-primary);
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.25);
  transition: transform var(--transition-normal);
}

.brand-logo:hover .brand-logo-img {
  transform: rotate(6deg) scale(1.06);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  line-height: 1.1;
}

.brand-name span {
  color: var(--gold-primary);
}

.brand-tagline {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

.nav-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  position: relative;
  padding: 0.4rem 0.1rem;
  letter-spacing: 0.01em;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--gold-gradient);
  transition: width var(--transition-normal);
  border-radius: 2px;
}

.nav-link:hover {
  color: var(--gold-primary);
}

.nav-link:hover::after {
  width: 100%;
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* Phone Pill */
.nav-phone-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.42rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.nav-phone-pill svg {
  color: var(--gold-primary);
  flex-shrink: 0;
}

.nav-phone-pill:hover {
  color: var(--gold-primary);
  border-color: var(--border-gold);
  background: var(--badge-bg);
  transform: translateY(-1px);
}

/* Theme Toggle Button */
.theme-toggle-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  color: var(--gold-primary);
  transition: all var(--transition-fast);
  cursor: pointer;
  flex-shrink: 0;
}

.theme-toggle-btn:hover {
  border-color: var(--border-gold);
  background: var(--badge-bg);
  transform: rotate(15deg) scale(1.05);
}

/* Nav CTA Button */
.nav-cta-btn {
  padding: 0.5rem 1.25rem !important;
  font-size: 0.86rem !important;
  font-weight: 700 !important;
  border-radius: var(--radius-full) !important;
  white-space: nowrap;
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mobile-nav-toggle:hover {
  border-color: var(--border-gold);
  color: var(--gold-primary);
}

/* Action Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: var(--gold-gradient);
  color: #11141c;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-gold);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(212, 175, 55, 0.45);
  filter: brightness(1.05);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: var(--bg-card);
  color: var(--text-primary);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-gold);
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--gold-primary);
  color: var(--gold-primary);
  transform: translateY(-2px);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  padding: 4.5rem 0 6rem;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -150px;
  right: -100px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.15) 0%, rgba(212, 175, 55, 0) 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
}

.hero-badge-wrap {
  margin-bottom: 1.25rem;
}

.hero-headline {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.18;
  margin-bottom: 1.4rem;
  letter-spacing: -0.01em;
}

.hero-subhead {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-subhead strong {
  color: var(--gold-primary);
  font-weight: 600;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-trust-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.trust-item-val {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--gold-primary);
  line-height: 1.1;
}

.trust-item-lbl {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* Hero Visual Showcase */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-logo-frame {
  position: relative;
  width: 100%;
  max-width: 440px;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-logo-halo {
  position: absolute;
  inset: -15px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.28) 0%, rgba(212, 175, 55, 0) 70%);
  animation: pulseGlow 4s ease-in-out infinite alternate;
}

@keyframes pulseGlow {
  0% { transform: scale(0.96); opacity: 0.7; }
  100% { transform: scale(1.05); opacity: 1; }
}

.hero-logo-center {
  width: 88%;
  height: 88%;
  border-radius: 50%;
  overflow: hidden;
  position: relative;
  z-index: 2;
  border: 4px solid rgba(212, 175, 55, 0.5);
  box-shadow: var(--shadow-theme), 0 0 50px rgba(212, 175, 55, 0.3);
  transition: transform var(--transition-smooth);
}

.hero-logo-center:hover {
  transform: scale(1.02);
}

.hero-logo-center img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Floating Badges */
.floating-chip {
  position: absolute;
  z-index: 3;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 0.75rem 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: var(--shadow-theme);
  backdrop-filter: blur(12px);
  animation: floatUpDown 6s ease-in-out infinite alternate;
}

.chip-1 {
  top: 10%;
  left: -20px;
  animation-delay: 0s;
}

.chip-2 {
  bottom: 8%;
  right: -10px;
  animation-delay: 2.5s;
}

@keyframes floatUpDown {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-12px); }
}

.chip-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--badge-bg);
  color: var(--gold-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.chip-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.chip-sub {
  font-size: 0.74rem;
  color: var(--text-muted);
}

/* --- Virtual Piano / Web Audio Experience --- */
.interactive-audio-section {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
}

.synth-container {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-gold);
  padding: 2.5rem;
  box-shadow: var(--shadow-theme);
  position: relative;
  overflow: hidden;
}

.synth-top-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.synth-instr-picker {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.synth-instr-btn {
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  background: var(--bg-tertiary);
  transition: all var(--transition-fast);
}

.synth-instr-btn.active, .synth-instr-btn:hover {
  background: var(--gold-gradient);
  color: #11141c;
  border-color: transparent;
  box-shadow: 0 2px 10px rgba(212, 175, 55, 0.3);
}

.synth-status-display {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--gold-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sound-pulse-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gold-primary);
  display: inline-block;
  opacity: 0.4;
  transition: opacity 0.1s, transform 0.1s;
}

.sound-pulse-dot.active {
  opacity: 1;
  transform: scale(1.6);
  box-shadow: 0 0 10px var(--gold-primary);
}

/* Piano Keyboard UI */
.piano-keyboard-wrapper {
  display: flex;
  justify-content: center;
  position: relative;
  user-select: none;
  touch-action: manipulation;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 1rem;
}

.piano-keys {
  display: flex;
  position: relative;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  background: var(--piano-border);
  padding: 6px;
  border: 2px solid var(--border-gold);
}

.piano-key {
  position: relative;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  padding-bottom: 1rem;
  transition: all 0.08s ease;
}

.white-key {
  width: 62px;
  height: 240px;
  background: var(--piano-white-key);
  color: #222;
  border-radius: 0 0 8px 8px;
  border: 1px solid #d4d4d4;
  margin: 0 2px;
  z-index: 1;
  box-shadow: inset 0 -4px 0 #bbb, 0 4px 6px rgba(0, 0, 0, 0.1);
}

.white-key:hover {
  background: #fdfdfd;
}

.white-key.active, .white-key:active {
  background: var(--piano-white-key-pressed);
  transform: translateY(3px);
  box-shadow: inset 0 -1px 0 #999, 0 2px 4px rgba(0, 0, 0, 0.15);
}

.black-key {
  position: absolute;
  width: 40px;
  height: 150px;
  background: var(--piano-black-key);
  color: #fff;
  border-radius: 0 0 6px 6px;
  z-index: 2;
  box-shadow: inset 0 -3px 0 #000, 0 6px 12px rgba(0, 0, 0, 0.4);
}

.black-key:hover {
  background: #252a36;
}

.black-key.active, .black-key:active {
  background: var(--piano-black-key-pressed);
  transform: translateY(3px);
  box-shadow: inset 0 -1px 0 #000, 0 3px 6px rgba(0, 0, 0, 0.3);
}

/* Key note labels */
.key-note-name {
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1;
}

.key-swara-name {
  font-size: 0.72rem;
  font-weight: 700;
  color: #888;
  margin-top: 3px;
}

.black-key .key-swara-name {
  color: #aaa;
}

.key-shortcut {
  position: absolute;
  top: 10px;
  font-size: 0.68rem;
  font-weight: 600;
  opacity: 0.45;
  background: rgba(0, 0, 0, 0.08);
  padding: 1px 5px;
  border-radius: 4px;
}

.black-key .key-shortcut {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.synth-hint {
  margin-top: 1.25rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

.synth-hint kbd {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 2px 6px;
  font-family: monospace;
  font-size: 0.8rem;
  color: var(--gold-primary);
}

/* --- Courses & Instruments Directory --- */
.courses-section {
  position: relative;
}

.filter-pills-wrapper {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 3rem;
}

.filter-pill {
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-full);
  font-size: 0.92rem;
  font-weight: 700;
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
}

.filter-pill:hover {
  border-color: var(--border-gold);
  color: var(--text-primary);
}

.filter-pill.active {
  background: var(--gold-gradient);
  color: #11141c;
  border-color: transparent;
  box-shadow: var(--shadow-gold);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.course-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.course-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gold-gradient);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.course-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-gold-hover);
  box-shadow: var(--shadow-theme), 0 0 25px rgba(212, 175, 55, 0.15);
  background: var(--bg-card-hover);
}

.course-card:hover::before {
  opacity: 1;
}

.course-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.course-icon-bubble {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  background: var(--badge-bg);
  border: 1px solid var(--border-gold);
  color: var(--gold-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  transition: transform var(--transition-fast);
}

.course-card:hover .course-icon-bubble {
  transform: scale(1.1) rotate(-4deg);
}

.course-category-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  background: var(--bg-tertiary);
  color: var(--text-muted);
}

.course-title {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.course-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.course-features-list {
  margin-bottom: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.course-features-list li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.course-features-list li svg {
  color: var(--gold-primary);
  flex-shrink: 0;
}

.course-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
}

.course-modes-badge {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.course-modes-badge span {
  color: var(--gold-primary);
}

/* --- Online vs Offline Modes Section --- */
.modes-section {
  background: var(--bg-secondary);
  position: relative;
}

.modes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.mode-card {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-xl);
  padding: 3rem;
  position: relative;
  box-shadow: var(--shadow-theme);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.mode-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg), 0 0 35px rgba(212, 175, 55, 0.18);
}

.mode-badge-corner {
  position: absolute;
  top: 1.75rem;
  right: 1.75rem;
}

.mode-icon-lg {
  width: 68px;
  height: 68px;
  border-radius: var(--radius-lg);
  background: var(--badge-bg);
  border: 1px solid var(--border-gold);
  color: var(--gold-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 1.75rem;
}

.mode-card-title {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.mode-card-sub {
  color: var(--gold-primary);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 1.25rem;
}

.mode-card-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.mode-benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.mode-benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.mode-benefit-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--badge-bg);
  color: var(--gold-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.mode-benefit-text strong {
  display: block;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.mode-benefit-text span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Interactive Course Finder Wizard --- */
.wizard-section {
  position: relative;
}

.wizard-card {
  background: var(--bg-card);
  border: 2px solid var(--border-gold);
  border-radius: var(--radius-xl);
  padding: 3.5rem;
  box-shadow: var(--shadow-theme), var(--gold-glow);
  max-width: 960px;
  margin: 0 auto;
}

.wizard-steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.wizard-step-box {
  display: flex;
  flex-direction: column;
}

.wizard-step-num {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--gold-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.wizard-step-label {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.85rem;
}

.wizard-select {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-weight: 600;
  transition: border-color var(--transition-fast);
  outline: none;
}

.wizard-select:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
}

.wizard-output-box {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--border-gold);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.wizard-rec-details h4 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--gold-primary);
  margin-bottom: 0.35rem;
}

.wizard-rec-details p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* --- Founder Spotlight Section --- */
.founder-section {
  background: var(--bg-secondary);
  position: relative;
}

.founder-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: center;
  gap: 4rem;
}

.founder-image-col {
  position: relative;
}

.founder-photo-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 3px solid var(--border-gold);
  box-shadow: var(--shadow-theme);
  background: #11141c;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 5;
}

.founder-emblem-bg {
  width: 90%;
  height: 90%;
  object-fit: contain;
  filter: drop-shadow(0 0 20px rgba(212, 175, 55, 0.4));
}

.founder-badge-float {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  background: var(--bg-glass-nav);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.founder-quote-text {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-style: italic;
  color: var(--gold-primary);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.founder-bio-text {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.founder-credentials-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.cred-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.1rem;
}

.cred-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.cred-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.founder-contact-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.75rem;
}

.founder-direct-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.founder-avatar-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--badge-bg);
  border: 1px solid var(--border-gold);
  color: var(--gold-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.founder-name-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
}

.founder-phone-num {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold-primary);
  letter-spacing: 0.04em;
}

/* --- Exam Prep & Certifications Section --- */
.certs-section {
  position: relative;
}

.certs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.cert-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  transition: all var(--transition-normal);
}

.cert-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-gold);
  box-shadow: var(--shadow-theme);
}

.cert-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--badge-bg);
  color: var(--gold-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border-gold);
}

.cert-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.cert-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --- Testimonials Section --- */
.testimonials-section {
  background: var(--bg-secondary);
  position: relative;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal);
}

.review-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-gold);
}

.review-stars {
  color: var(--gold-primary);
  font-size: 1rem;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.review-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 1.5rem;
}

.reviewer-meta {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.reviewer-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--badge-bg);
  color: var(--gold-primary);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  border: 1px solid var(--border-gold);
}

.reviewer-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.reviewer-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* --- FAQ Section --- */
.faq-section {
  position: relative;
}

.faq-list {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.active {
  border-color: var(--gold-primary);
}

.faq-question {
  width: 100%;
  padding: 1.35rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--gold-primary);
}

.faq-toggle-icon {
  font-size: 1.25rem;
  color: var(--gold-primary);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.faq-item.active .faq-toggle-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
  background: var(--bg-tertiary);
}

.faq-answer-inner {
  padding: 0 1.75rem 1.35rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* --- Contact & Location Section --- */
.contact-section {
  background: var(--bg-secondary);
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
}

.contact-info-card {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.contact-highlight-banner {
  background: var(--bg-card);
  border: 2px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-gold);
}

.contact-highlight-banner h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.contact-highlight-banner p {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  font-size: 0.95rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-method-item {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.4rem;
  transition: all var(--transition-fast);
}

.contact-method-item:hover {
  border-color: var(--gold-primary);
  transform: translateX(4px);
}

.contact-method-icon {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--badge-bg);
  color: var(--gold-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-method-icon.wa {
  background: rgba(37, 211, 102, 0.15);
  color: var(--accent-whatsapp);
}

.contact-method-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  font-weight: 700;
}

.contact-method-value {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
}

/* Contact Form Box */
.contact-form-box {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-xl);
  padding: 2.75rem;
  box-shadow: var(--shadow-theme);
}

.form-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.form-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.75rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin-bottom: 1.2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 0.92rem;
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-submit-btn {
  width: 100%;
  padding: 0.95rem;
  font-size: 1.05rem;
  font-weight: 800;
}

/* --- Floating Quick Contact Bar --- */
.floating-actions {
  position: fixed;
  bottom: 25px;
  right: 25px;
  z-index: 99;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.floating-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
}

.floating-btn:hover {
  transform: scale(1.12);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
}

.floating-btn-wa {
  background: var(--accent-whatsapp);
  color: #fff;
}

.floating-btn-call {
  background: var(--gold-gradient);
  color: #11141c;
}

.floating-tooltip {
  position: absolute;
  right: 68px;
  background: #11141c;
  color: #fff;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(8px);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.floating-btn:hover .floating-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* --- Modal Popup --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

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

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-xl);
  max-width: 580px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2.5rem;
  position: relative;
  box-shadow: var(--shadow-theme);
  transform: translateY(20px);
  transition: transform var(--transition-normal);
}

.modal-overlay.open .modal-content {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--gold-primary);
  color: #11141c;
}

/* --- Footer --- */
.site-footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
  padding: 5rem 0 2rem;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
  margin: 1.25rem 0;
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gold-primary);
  margin-bottom: 1.4rem;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links-list a {
  color: var(--text-secondary);
  font-size: 0.92rem;
  transition: color var(--transition-fast);
}

.footer-links-list a:hover {
  color: var(--gold-primary);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.footer-contact-item svg {
  color: var(--gold-primary);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Toast Notification --- */
.toast-msg {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  color: var(--text-primary);
  padding: 1rem 1.75rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-theme), var(--gold-glow);
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 2000;
  opacity: 0;
  transition: all var(--transition-normal);
  pointer-events: none;
}

.toast-msg.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* --- Responsive Breakpoints --- */
@media (max-width: 1100px) {
  .nav-links {
    gap: 1rem;
  }
  .nav-link {
    font-size: 0.84rem;
  }
  .nav-phone-number {
    display: none;
  }
  .nav-phone-pill {
    width: 38px;
    height: 38px;
    padding: 0;
    justify-content: center;
    border-radius: 50%;
  }
}

@media (max-width: 920px) {
  .nav-links, .nav-cta-btn, .nav-phone-pill {
    display: none;
  }
  .mobile-nav-toggle {
    display: flex;
  }
  .nav-actions {
    gap: 0.5rem;
  }
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }
  .hero-subhead {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-cta-group {
    justify-content: center;
  }
  .hero-trust-bar {
    max-width: 500px;
    margin: 0 auto;
  }
  .hero-visual {
    order: -1;
  }
  .hero-logo-frame {
    max-width: 320px;
  }
  .modes-grid {
    grid-template-columns: 1fr;
  }
  .founder-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .founder-photo-wrap {
    max-width: 400px;
    margin: 0 auto;
  }
  .certs-grid, .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .wizard-steps-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  .wizard-card {
    padding: 2rem 1.5rem;
  }
  .certs-grid, .reviews-grid {
    grid-template-columns: 1fr;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .founder-credentials-list {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .section-padding {
    padding: 4rem 0;
  }
  .piano-keyboard-wrapper {
    justify-content: flex-start;
  }
}

/* Mobile Navigation Drawer */
.mobile-drawer {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 1001;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow-y: auto;
}

.mobile-drawer.open {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
}

.drawer-links {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.drawer-link {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.75rem;
}

.drawer-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}