/* =============================================
   VIOLIN WITH MARCO - MODERN WEBSITE STYLES
   ============================================= */

/* CSS Variables */
:root {
  /* Colors */
  --color-primary: #ff9f1c;
  --color-primary-dark: #e88a0c;
  --color-primary-light: #ffb347;
  --color-secondary: #1a1a2e;
  --color-accent: #d4af37;
  --color-accent-light: #f4e4bc;

  /* Neutrals */
  --color-white: #ffffff;
  --color-off-white: #fafafa;
  --color-light: #f5f5f5;
  --color-gray-100: #e8e8e8;
  --color-gray-200: #d1d1d1;
  --color-gray-300: #a0a0a0;
  --color-gray-400: #6b6b6b;
  --color-gray-500: #4a4a4a;
  --color-dark: #1a1a1a;
  --color-black: #000000;

  /* Typography */
  --font-primary: "Playfair Display", Georgia, serif;
  --font-secondary: "Poppins", -apple-system, BlinkMacSystemFont, sans-serif;

  /* Font Sizes */
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 2rem;
  --fs-4xl: 2.5rem;
  --fs-5xl: 3rem;
  --fs-6xl: 4rem;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --radius-full: 50%;

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Z-index */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal: 400;
  --z-tooltip: 500;
}

/* =============================================
   RESET & BASE STYLES
   ============================================= */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-secondary);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--color-gray-500);
  background-color: var(--color-white);
  overflow-x: hidden;
}

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

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

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

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

/* =============================================
   UTILITY CLASSES
   ============================================= */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section-tag {
  display: inline-block;
  font-family: var(--font-secondary);
  font-size: var(--fs-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.section-title {
  font-family: var(--font-primary);
  font-size: var(--fs-4xl);
  font-weight: 600;
  color: var(--color-dark);
  line-height: 1.2;
  margin-bottom: var(--space-lg);
}

.section-description {
  font-size: var(--fs-lg);
  color: var(--color-gray-400);
  max-width: 600px;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header .section-description {
  margin: 0 auto;
}

.section-header.light .section-tag {
  color: var(--color-accent);
}

.section-header.light .section-title {
  color: var(--color-white);
}

.section-header.light .section-description {
  color: rgba(255, 255, 255, 0.8);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-secondary);
  font-size: var(--fs-base);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    var(--color-primary-dark) 100%
  );
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(139, 69, 19, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139, 69, 19, 0.4);
}

.btn-secondary {
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-light {
  background: var(--color-white);
  color: var(--color-primary);
}

.btn-light:hover {
  background: var(--color-accent-light);
}

.btn-outline-light {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn-outline-light:hover {
  background: var(--color-white);
  color: var(--color-primary);
}

.btn-large {
  padding: var(--space-lg) var(--space-2xl);
  font-size: var(--fs-lg);
}

.btn-full {
  width: 100%;
}

/* =============================================
   NAVIGATION
   ============================================= */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  padding: var(--space-lg) 0;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  padding: var(--space-md) 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-primary);
  font-size: var(--fs-xl);
  font-weight: 600;
  color: var(--color-white);
  transition: color var(--transition-base);
}

.navbar.scrolled .nav-logo {
  color: var(--color-dark);
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
  color: var(--color-dark);
  font-size: var(--fs-lg);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-link {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: var(--space-sm) 0;
  position: relative;
  transition: color var(--transition-base);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-base);
}

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

.navbar.scrolled .nav-link {
  color: var(--color-gray-500);
}

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
  color: var(--color-primary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
}

.hamburger {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  position: relative;
  transition: background var(--transition-base);
}

.hamburger::before,
.hamburger::after {
  content: "";
  position: absolute;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: all var(--transition-base);
}

.hamburger::before {
  top: -7px;
}

.hamburger::after {
  bottom: -7px;
}

.navbar.scrolled .hamburger,
.navbar.scrolled .hamburger::before,
.navbar.scrolled .hamburger::after {
  background: var(--color-dark);
}

/* =============================================
   HERO SECTION
   ============================================= */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("https://images.unsplash.com/photo-1465847899084-d164df4dedc6?auto=format&fit=crop&w=1920");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.3;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(26, 26, 46, 0.9) 0%,
    rgba(15, 52, 96, 0.7) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-2xl);
  max-width: 900px;
}

.hero-subtitle {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
}

.hero-title {
  font-family: var(--font-primary);
  font-size: var(--fs-6xl);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: var(--space-xl);
}

.hero-description {
  font-size: var(--fs-xl);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-2xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

.hero-social {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
}

.hero-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  color: var(--color-white);
  font-size: var(--fs-xl);
  transition: all var(--transition-base);
}

.hero-social a:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-dark);
  transform: translateY(-3px);
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-2xl);
  left: 50%;
  transform: translateX(-50%);
}

.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 2px;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

/* Hero Animations */
.animate-fade-in {
  animation: fadeIn 1s ease forwards;
}

.animate-fade-in-up {
  animation: fadeInUp 1s ease forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =============================================
   ABOUT SECTION
   ============================================= */

.about {
  padding: var(--space-5xl) 0;
  background: var(--color-off-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.about-image {
  position: relative;
}

.image-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.image-frame::before {
  content: "";
  position: absolute;
  top: -20px;
  left: -20px;
  right: 20px;
  bottom: 20px;
  border: 3px solid var(--color-accent);
  border-radius: var(--radius-lg);
  z-index: -1;
}

.image-frame img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.experience-badge {
  position: absolute;
  bottom: -30px;
  right: -30px;
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.badge-number {
  display: block;
  font-family: var(--font-primary);
  font-size: var(--fs-4xl);
  font-weight: 700;
  line-height: 1;
}

.badge-text {
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-content {
  padding-left: var(--space-xl);
}

.about-text {
  font-size: var(--fs-lg);
  color: var(--color-gray-400);
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-gray-100);
}

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

.stat-number {
  font-family: var(--font-primary);
  font-size: var(--fs-4xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.stat-plus {
  font-family: var(--font-primary);
  font-size: var(--fs-3xl);
  font-weight: 700;
  color: var(--color-accent);
}

.stat-label {
  display: block;
  font-size: var(--fs-sm);
  color: var(--color-gray-400);
  margin-top: var(--space-sm);
}

/* =============================================
   LESSONS SECTION
   ============================================= */

.lessons {
  padding: var(--space-5xl) 0;
  background: var(--color-white);
}

.lessons-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.lesson-card {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 1px solid var(--color-gray-100);
  display: flex;
  flex-direction: column;
  text-align: center;
}

.lesson-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.lesson-card.featured {
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    var(--color-primary-dark) 100%
  );
  color: var(--color-white);
  border: none;
}

.lesson-card.featured .card-title,
.lesson-card.featured .card-text,
.lesson-card.featured .card-features li {
  color: var(--color-white);
}

.lesson-card.featured .card-icon {
  background: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

.card-badge {
  position: absolute;
  top: -12px;
  right: var(--space-xl);
  background: var(--color-accent);
  color: var(--color-dark);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-md);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.card-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-light);
  color: var(--color-primary);
  border-radius: var(--radius-lg);
  font-size: var(--fs-2xl);
  margin: 0 auto var(--space-lg);
}

.card-title {
  font-family: var(--font-primary);
  font-size: var(--fs-xl);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--space-md);
}

.card-text {
  color: var(--color-gray-400);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.card-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: left;
}

.card-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-sm);
  color: var(--color-gray-500);
}

.card-features li i {
  color: var(--color-accent);
  font-size: var(--fs-xs);
}

.lesson-card.featured .card-features li i {
  color: var(--color-accent);
}

/* Card Price Styles */
.card-price {
  text-align: center;
  margin-bottom: var(--space-lg);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-gray-100);
}

.lesson-card.featured .card-price {
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

.price-amount {
  display: block;
  font-family: var(--font-primary);
  font-size: var(--fs-4xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.lesson-card.featured .price-amount {
  color: var(--color-white);
}

.price-period {
  display: block;
  font-size: var(--fs-sm);
  color: var(--color-gray-400);
  margin-top: var(--space-xs);
}

.lesson-card.featured .price-period {
  color: rgba(255, 255, 255, 0.8);
}

.card-subtitle {
  font-size: var(--fs-sm);
  color: var(--color-gray-400);
  margin-bottom: var(--space-sm);
  font-weight: 500;
}

/* Card Button Styles */
.lesson-card .btn {
  margin-top: auto;
}

.lesson-card .card-features {
  margin-bottom: var(--space-xl);
}

.lessons-cta {
  text-align: center;
  margin-top: var(--space-3xl);
}

/* =============================================
   EVENTS SECTION
   ============================================= */

.events {
  position: relative;
  padding: var(--space-5xl) 0;
  background: var(--color-secondary);
  overflow: hidden;
}

.events-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("https://images.unsplash.com/photo-1519741497674-611481863552?auto=format&fit=crop&w=1920");
  background-size: cover;
  background-position: center;
  opacity: 0.15;
}

.events .container {
  position: relative;
  z-index: 1;
}

.events-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  margin-bottom: var(--space-3xl);
}

.event-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
  transition: all var(--transition-base);
}

.event-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-5px);
}

.event-icon {
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  color: var(--color-dark);
  border-radius: var(--radius-full);
  font-size: var(--fs-2xl);
  margin: 0 auto var(--space-lg);
}

.event-card h3 {
  font-family: var(--font-primary);
  font-size: var(--fs-xl);
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.event-card p {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

.events-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-3xl);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 159, 28, 0.85);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  opacity: 0;
  transition: opacity var(--transition-base);
  cursor: pointer;
}

.gallery-overlay i {
  font-size: var(--fs-4xl);
  color: var(--color-white);
}

.gallery-text {
  color: var(--color-white);
  font-size: var(--fs-sm);
  font-weight: 500;
  text-align: center;
  padding: 0 var(--space-md);
  max-width: 200px;
  line-height: 1.4;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.events-cta {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  flex-wrap: wrap;
}

/* =============================================
   REPERTOIRE SECTION
   ============================================= */

.repertoire {
  padding: var(--space-5xl) 0;
  background: var(--color-off-white);
}

.repertoire-categories {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

.category-btn {
  padding: var(--space-sm) var(--space-xl);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-gray-400);
  background: var(--color-white);
  border: 2px solid var(--color-gray-100);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.category-btn:hover,
.category-btn.active {
  color: var(--color-white);
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.repertoire-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.song-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  border: 1px solid var(--color-gray-100);
}

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

.song-card.hidden {
  display: none !important;
}

/* Repertoire Pagination */
.repertoire-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
  padding: var(--space-lg) 0;
}

.pagination-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  font-family: var(--font-secondary);
  font-size: var(--fs-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
}

.pagination-btn:hover:not(:disabled) {
  background: var(--color-primary);
  color: var(--color-white);
}

.pagination-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  border-color: var(--color-gray-200);
  color: var(--color-gray-300);
}

.pagination-info {
  font-family: var(--font-secondary);
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--color-gray-500);
}

.pagination-current {
  color: var(--color-primary);
  font-size: var(--fs-lg);
}

/* =============================
   YOUTUBE MODAL PLAYER
   ============================= */
.youtube-modal {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s;
}
.youtube-modal.open {
  display: flex;
}
.youtube-modal-content {
  background: #fff;
  border-radius: 16px;
  padding: 0;
  max-width: 90vw;
  max-height: 80vh;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.youtube-modal-close {
  position: absolute;
  top: 12px;
  right: 20px;
  font-size: 2rem;
  color: #333;
  cursor: pointer;
  z-index: 2;
}
.youtube-player-container {
  padding: 2.5rem 2rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}
#youtube-iframe {
  width: 60vw;
  max-width: 560px;
  height: 315px;
  border-radius: 12px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.15);
}
@media (max-width: 700px) {
  #youtube-iframe {
    width: 90vw;
    height: 45vw;
    min-height: 200px;
    max-width: 100vw;
  }
}
.audio-indicator {
  display: flex;
  gap: 3px;
  margin-bottom: 1.2rem;
  height: 18px;
  align-items: flex-end;
}
.audio-indicator .bar {
  width: 5px;
  height: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  animation: audio-bars 1s infinite;
  display: inline-block;
}
.audio-indicator .bar:nth-child(1) {
  animation-delay: 0s;
}
.audio-indicator .bar:nth-child(2) {
  animation-delay: 0.2s;
}
.audio-indicator .bar:nth-child(3) {
  animation-delay: 0.4s;
}
@keyframes audio-bars {
  0%,
  100% {
    height: 30%;
  }
  50% {
    height: 100%;
  }
}

.song-card.hidden {
  display: none;
}

.song-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-light);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  margin: 0 auto var(--space-md);
  font-size: var(--fs-lg);
}

.song-card h4 {
  font-family: var(--font-primary);
  font-size: var(--fs-base);
  color: var(--color-dark);
  margin-bottom: var(--space-xs);
}

.song-artist {
  font-size: var(--fs-sm);
  color: var(--color-gray-300);
}

.repertoire-note {
  text-align: center;
  margin-top: var(--space-2xl);
  color: var(--color-gray-400);
  font-size: var(--fs-sm);
}

.repertoire-note i {
  color: var(--color-primary);
  margin-right: var(--space-sm);
}

/* =============================================
   TESTIMONIALS SECTION
   ============================================= */

.testimonials {
  padding: var(--space-5xl) 0;
  background: var(--color-white);
}

.testimonials-slider {
  display: flex;
  gap: var(--space-xl);
  overflow: hidden;
  margin-bottom: var(--space-xl);
}

.testimonial-card {
  flex: 0 0 calc(33.333% - var(--space-lg));
  background: var(--color-off-white);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: transform var(--transition-base);
}

.testimonial-stars {
  display: flex;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.testimonial-stars i {
  color: var(--color-accent);
  font-size: var(--fs-base);
}

.testimonial-text {
  font-size: var(--fs-lg);
  color: var(--color-gray-500);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.author-avatar {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-full);
  font-size: var(--fs-lg);
}

.author-info h4 {
  font-family: var(--font-primary);
  font-size: var(--fs-base);
  color: var(--color-dark);
}

.author-info span {
  font-size: var(--fs-sm);
  color: var(--color-gray-300);
}

.slider-dots {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
}

.dot {
  width: 12px;
  height: 12px;
  background: var(--color-gray-200);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.dot:hover,
.dot.active {
  background: var(--color-primary);
  transform: scale(1.2);
}

/* =============================================
   CONTACT SECTION
   ============================================= */

.contact {
  padding: var(--space-5xl) 0;
  background: var(--color-off-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
}

.contact-description {
  font-size: var(--fs-lg);
  color: var(--color-gray-400);
  margin-bottom: var(--space-2xl);
  line-height: 1.7;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.contact-method {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.method-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-light);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  font-size: var(--fs-lg);
}

.method-info h4 {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--space-xs);
}

.method-info a,
.method-info span {
  font-size: var(--fs-base);
  color: var(--color-gray-400);
}

.method-info a:hover {
  color: var(--color-primary);
}

.contact-social h4 {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--space-md);
}

.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-md);
  color: var(--color-gray-400);
  font-size: var(--fs-lg);
  transition: all var(--transition-base);
}

.social-links a:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-3px);
}

.contact-form-wrapper {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-lg);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-group label {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--space-md);
  border: 2px solid var(--color-gray-100);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  color: var(--color-dark);
  background: var(--color-white);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-gray-300);
}

.form-status {
  text-align: center;
  padding: var(--space-md);
  border-radius: var(--radius-md);
  display: none;
}

.form-status.success {
  display: block;
  background: #d4edda;
  color: #155724;
}

.form-status.error {
  display: block;
  background: #f8d7da;
  color: #721c24;
}

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

.footer {
  background: var(--color-secondary);
  color: var(--color-white);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-primary);
  font-size: var(--fs-xl);
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
}

.footer-links h4,
.footer-services h4,
.footer-newsletter h4 {
  font-family: var(--font-primary);
  font-size: var(--fs-lg);
  margin-bottom: var(--space-lg);
}

.footer-links ul,
.footer-services ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-links a,
.footer-services a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-services a:hover {
  color: var(--color-accent);
}

.footer-newsletter p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-lg);
  font-size: var(--fs-sm);
}

.newsletter-form {
  display: flex;
  gap: var(--space-sm);
}

.newsletter-form input {
  flex: 1;
  padding: var(--space-md);
  border: none;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  font-size: var(--fs-sm);
}

.newsletter-form input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.newsletter-form button {
  padding: var(--space-md);
  background: var(--color-accent);
  color: var(--color-dark);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  transition: all var(--transition-base);
}

.newsletter-form button:hover {
  background: var(--color-white);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--fs-sm);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-xl);
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--fs-sm);
}

.footer-bottom-links a:hover {
  color: var(--color-accent);
}

/* =============================================
   BACK TO TOP BUTTON
   ============================================= */

.back-to-top {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-full);
  font-size: var(--fs-lg);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  z-index: var(--z-fixed);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
}

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

@media (max-width: 1024px) {
  :root {
    --fs-6xl: 3rem;
    --fs-5xl: 2.5rem;
    --fs-4xl: 2rem;
  }

  .about-grid {
    gap: var(--space-2xl);
  }

  .lessons-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .events-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .repertoire-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --fs-6xl: 2.5rem;
    --fs-5xl: 2rem;
    --fs-4xl: 1.75rem;
    --fs-3xl: 1.5rem;
  }

  /* Navigation Mobile */
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-base);
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-menu .nav-link {
    color: var(--color-gray-500);
    font-size: var(--fs-lg);
  }

  .nav-toggle.active .hamburger {
    background: transparent;
  }

  .nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
  }

  .nav-toggle.active .hamburger::after {
    bottom: 0;
    transform: rotate(-45deg);
  }

  /* Hero Mobile */
  .hero-title {
    font-size: var(--fs-4xl);
  }

  .hero-description {
    font-size: var(--fs-base);
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .btn {
    width: 100%;
    max-width: 280px;
  }

  /* About Mobile */
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .about-content {
    padding-left: 0;
  }

  .image-frame img {
    height: 400px;
  }

  .experience-badge {
    bottom: -20px;
    right: var(--space-lg);
  }

  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
  }

  .stat-number {
    font-size: var(--fs-3xl);
  }

  /* Events Mobile */
  .events-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto var(--space-2xl);
  }

  .events-gallery {
    grid-template-columns: 1fr;
  }

  .events-cta {
    flex-direction: column;
    align-items: center;
  }

  .events-cta .btn {
    width: 100%;
    max-width: 280px;
  }

  /* Repertoire Mobile */
  .repertoire-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .repertoire-pagination {
    gap: var(--space-md);
  }

  .pagination-btn {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--fs-xs);
  }

  /* Testimonials Mobile */
  .testimonials-slider {
    flex-direction: column;
  }

  .testimonial-card {
    flex: 1;
  }

  /* Contact Mobile */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  /* Footer Mobile */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    text-align: center;
  }

  .footer-logo {
    justify-content: center;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --fs-6xl: 2rem;
    --fs-4xl: 1.5rem;
  }

  .container {
    padding: 0 var(--space-md);
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .repertoire-categories {
    flex-direction: column;
    align-items: center;
  }

  .repertoire-grid {
    grid-template-columns: 1fr;
  }

  .repertoire-pagination {
    flex-direction: column;
    gap: var(--space-md);
  }

  .pagination-btn {
    width: 100%;
    max-width: 200px;
    justify-content: center;
  }

  .image-frame::before {
    display: none;
  }
}