/* ============================================================================
   SONOTHÉRAPIE - Design Immersif & Vibratoire
   Une expérience visuelle qui reflète les vibrations sonores
============================================================================ */

/* === Variables CSS === */
:root {
    /* Palette inspirée des vibrations et de la nature */
    --sono-primary: #6b5b95;
    --sono-primary-light: #8e7cc3;
    --sono-primary-dark: #4a3f6b;
    --sono-secondary: #88b7d5;
    --sono-accent: #d4a574;
    --sono-warm: #e8c4a2;
    
    /* Tons neutres apaisants */
    --sono-cream: #faf8f5;
    --sono-sand: #f5f0e8;
    --sono-stone: #e8e2d8;
    --sono-charcoal: #2d2a32;
    --sono-text: #3d3a42;
    --sono-text-light: #6b6770;
    
    /* Dégradés */
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #6b5b95 100%);
    --gradient-soft: linear-gradient(180deg, #faf8f5 0%, #f5f0e8 100%);
    --gradient-wave: linear-gradient(135deg, #88b7d5 0%, #6b5b95 50%, #d4a574 100%);
    
    /* Typographie */
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Montserrat', -apple-system, sans-serif;
    
    /* Espacements */
    --section-padding: clamp(4rem, 10vw, 8rem);
    --container-max: 1200px;
    
    /* Animations */
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

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

.sono-body {
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.8;
    color: var(--sono-text);
    background: var(--sono-cream);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.container-sono {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 5vw, 3rem);
}

/* === Navigation Flottante === */
.sono-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: transparent;
    transition: var(--transition-smooth);
}

.sono-nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
    padding: 0.8rem 2rem;
}

.back-home {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 400;
    transition: var(--transition-smooth);
    opacity: 0.9;
}

.sono-nav.scrolled .back-home {
    color: var(--sono-text);
}

.back-home:hover {
    opacity: 1;
    transform: translateX(-5px);
}

.nav-center {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.nav-brand {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 500;
    color: white;
    letter-spacing: 1px;
    opacity: 0;
    transition: var(--transition-smooth);
}

.sono-nav.scrolled .nav-brand {
    opacity: 1;
    color: var(--sono-primary);
}

.nav-links-sono {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links-sono a {
    color: white;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 0.5px;
    transition: var(--transition-smooth);
    position: relative;
    padding: 0.5rem 0;
}

.sono-nav.scrolled .nav-links-sono a {
    color: var(--sono-text);
}

.nav-links-sono a:not(.nav-cta)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--sono-accent);
    transition: width var(--transition-smooth);
}

.nav-links-sono a:hover::after {
    width: 100%;
}

.nav-cta {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.6rem 1.2rem !important;
    border-radius: 50px;
    backdrop-filter: blur(10px);
}

.sono-nav.scrolled .nav-cta {
    background: var(--sono-primary);
    color: white !important;
}

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu span {
    width: 25px;
    height: 2px;
    background: white;
    transition: var(--transition-smooth);
}

.sono-nav.scrolled .mobile-menu span {
    background: var(--sono-text);
}

/* === Hero Section === */
.hero-sono {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: var(--gradient-hero);
    overflow: hidden;
}

/* Cercles d'ondes animés */
.hero-waves {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.wave-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    animation: waveExpand 8s ease-out infinite;
}

.wave-circle:nth-child(1) {
    width: 200px;
    height: 200px;
    animation-delay: 0s;
}

.wave-circle:nth-child(2) {
    width: 400px;
    height: 400px;
    animation-delay: 2s;
}

.wave-circle:nth-child(3) {
    width: 600px;
    height: 600px;
    animation-delay: 4s;
}

.wave-circle:nth-child(4) {
    width: 800px;
    height: 800px;
    animation-delay: 6s;
}

@keyframes waveExpand {
    0% {
        transform: translate(-50%, -50%) scale(0.5);
        opacity: 0.8;
    }
    100% {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0;
    }
}

/* Contenu Hero */
.hero-content-sono {
    text-align: center;
    color: white;
    z-index: 2;
    padding: 2rem;
    max-width: 800px;
}

.hero-tagline {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 4px;
    text-transform: uppercase;
    opacity: 0.9;
    margin-bottom: 2rem;
    padding: 0.5rem 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    animation: fadeInDown 1s ease 0.2s backwards;
}

.hero-title-sono {
    font-family: var(--font-display);
    margin-bottom: 2rem;
}

.title-line {
    display: block;
    font-weight: 300;
    line-height: 1.2;
}

.title-line:first-child {
    font-size: clamp(2.5rem, 6vw, 4rem);
    animation: fadeInUp 1s ease 0.4s backwards;
}

.title-accent {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-style: italic;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.6s backwards;
}

.hero-separator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin: 2rem 0;
    animation: fadeIn 1s ease 0.8s backwards;
}

.sep-line {
    width: 60px;
    height: 1px;
    background: rgba(255, 255, 255, 0.5);
}

.sep-icon {
    font-size: 1.2rem;
    opacity: 0.8;
}

.hero-intro {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    font-weight: 300;
    line-height: 1.9;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 2.5rem;
    animation: fadeInUp 1s ease 1s backwards;
}

.hero-cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 1.2s backwards;
}

/* Boutons */
.btn-sono {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 1px;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
}

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

.btn-primary-sono:hover {
    background: var(--sono-cream);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-secondary-sono {
    background: transparent;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.btn-secondary-sono:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

/* Indicateur de scroll */
.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    color: white;
    opacity: 0.7;
    animation: fadeIn 1s ease 1.5s backwards;
}

.scroll-text {
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, white, transparent);
    animation: scrollBounce 2s ease infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: scaleY(1); opacity: 1; }
    50% { transform: scaleY(0.5); opacity: 0.5; }
}

/* === Sections Générales === */
.section-sono {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--sono-primary);
    margin-bottom: 1rem;
    position: relative;
}

.section-label::before,
.section-label::after {
    content: '·';
    margin: 0 0.5rem;
    opacity: 0.5;
}

.section-title-sono {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 400;
    color: var(--sono-charcoal);
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.section-subtitle {
    font-size: 1.1rem;
    font-weight: 300;
    color: var(--sono-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* === Wave Dividers === */
.wave-divider {
    position: absolute;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.wave-divider.wave-top {
    top: 0;
    transform: rotate(180deg);
}

.wave-divider svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 80px;
}

.wave-divider path {
    fill: var(--sono-cream);
}

/* === Section Intro === */
.section-intro-sono {
    background: var(--sono-sand);
    overflow: hidden;
}

.floating-note {
    position: absolute;
    font-size: 3rem;
    opacity: 0.1;
    color: var(--sono-primary);
    animation: floatNote 6s ease-in-out infinite;
}

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

.note-2 {
    top: 60%;
    right: 15%;
    animation-delay: 3s;
}

@keyframes floatNote {
    0%, 100% { transform: translateY(0) rotate(-5deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: center;
}

.visual-circle {
    position: relative;
    width: 280px;
    height: 280px;
    margin: 0 auto;
}

.circle-inner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    background: var(--gradient-hero);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    box-shadow: 0 20px 60px rgba(107, 91, 149, 0.3);
}

.visual-icon {
    font-size: 2.5rem;
}

.circle-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 1px solid var(--sono-primary);
    opacity: 0.2;
    animation: ringPulse 4s ease-out infinite;
}

.ring-1 {
    width: 160px;
    height: 160px;
    animation-delay: 0s;
}

.ring-2 {
    width: 210px;
    height: 210px;
    animation-delay: 1s;
}

.ring-3 {
    width: 260px;
    height: 260px;
    animation-delay: 2s;
}

@keyframes ringPulse {
    0% { transform: translate(-50%, -50%) scale(0.8); opacity: 0.4; }
    100% { transform: translate(-50%, -50%) scale(1.2); opacity: 0; }
}

.intro-content .section-label {
    margin-bottom: 0.5rem;
}

.intro-content .section-title-sono {
    text-align: left;
    margin-bottom: 1.5rem;
}

.intro-quote {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-style: italic;
    color: var(--sono-primary);
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-left: 3px solid var(--sono-accent);
    background: rgba(255, 255, 255, 0.5);
}

.intro-content p {
    color: var(--sono-text-light);
    margin-bottom: 1rem;
}

.certification-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: white;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--sono-primary);
    margin-top: 1rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.badge-icon {
    font-size: 1.2rem;
}

/* === Section Approche === */
.section-approach {
    background: var(--sono-cream);
    padding-top: calc(var(--section-padding) + 40px);
}

.approach-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
}

.approach-main .text-large {
    font-size: 1.15rem;
    line-height: 2;
    color: var(--sono-text);
    margin-bottom: 1.5rem;
}

.approach-main .text-large em {
    color: var(--sono-primary);
    font-style: normal;
    font-weight: 400;
}

.approach-main p {
    color: var(--sono-text-light);
    margin-bottom: 1.5rem;
}

.instruments-showcase {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

.instruments-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--sono-charcoal);
}

.instruments-grid-new {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.instrument-item {
    text-align: center;
    padding: 1.5rem 1rem;
    border-radius: 15px;
    transition: var(--transition-smooth);
}

.instrument-item:hover {
    background: var(--sono-sand);
}

.instrument-icon-wrap {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: var(--gradient-hero);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 8px 25px rgba(107, 91, 149, 0.25);
}

.instrument-item h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 0.3rem;
    color: var(--sono-charcoal);
}

.instrument-item p {
    font-size: 0.85rem;
    color: var(--sono-text-light);
}

/* === Section Bienfaits === */
.section-benefits {
    background: var(--sono-sand);
}

.benefits-layout {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 3rem;
    align-items: start;
}

.benefit-card-new {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: white;
    border-radius: 15px;
    margin-bottom: 1rem;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

.benefit-card-new:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.benefit-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 300;
    color: var(--sono-primary);
    opacity: 0.5;
    line-height: 1;
}

.benefit-content h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--sono-charcoal);
    margin-bottom: 0.3rem;
}

.benefit-content p {
    font-size: 0.95rem;
    color: var(--sono-text-light);
    line-height: 1.6;
}

.aside-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    margin-bottom: 1.5rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
}

.aside-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--sono-charcoal);
    margin-bottom: 1rem;
}

.aside-card p {
    color: var(--sono-text-light);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.aside-card ul {
    list-style: none;
    margin: 1rem 0;
}

.aside-card ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--sono-text);
    font-size: 0.95rem;
}

.aside-card ul li::before {
    content: '✧';
    position: absolute;
    left: 0;
    color: var(--sono-accent);
}

.aside-note {
    font-style: italic;
    background: var(--sono-sand);
    padding: 1rem;
    border-radius: 10px;
    margin-top: 1rem;
}

.warning-card {
    border-left: 4px solid var(--sono-accent);
}

.warning-card ul li::before {
    content: '•';
    color: var(--sono-accent);
}

.warning-note {
    font-size: 0.85rem !important;
    color: var(--sono-text-light) !important;
}

.benefits-note {
    text-align: center;
    margin-top: 3rem;
    padding: 1.5rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.benefits-note p {
    color: var(--sono-primary);
    font-size: 1rem;
}

/* === Section Séances === */
.section-sessions {
    background: var(--gradient-hero);
    padding-top: calc(var(--section-padding) + 40px);
    color: white;
}

.section-sessions .section-label {
    color: rgba(255, 255, 255, 0.8);
}

.section-sessions .section-title-sono {
    color: white;
}

.section-sessions .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
}

.section-sessions .wave-divider path {
    fill: var(--sono-sand);
}

.sessions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.session-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: 25px;
    padding: 2.5rem 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.session-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--sono-accent);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.session-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
}

.session-card:hover::before {
    transform: scaleX(1);
}

.session-featured {
    background: white;
    color: var(--sono-text);
    transform: scale(1.05);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
}

.session-featured:hover {
    transform: scale(1.05) translateY(-10px);
    background: white;
}

.session-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: var(--sono-accent);
    color: white;
    padding: 0.3rem 1rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 1px;
}

.session-header {
    margin-bottom: 1.5rem;
}

.session-type {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.7;
}

.session-featured .session-type {
    color: var(--sono-primary);
}

.session-header h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    margin-top: 0.5rem;
}

.session-pricing {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    margin-bottom: 1.5rem;
}

.session-featured .session-pricing {
    border-color: var(--sono-stone);
}

.price-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.duration {
    font-size: 0.9rem;
    opacity: 0.8;
}

.price {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 500;
}

.session-featured .price {
    color: var(--sono-primary);
}

.session-description {
    font-size: 0.95rem;
    line-height: 1.7;
    opacity: 0.9;
    margin-bottom: 1.5rem;
}

.session-quote {
    display: flex;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-style: italic;
    font-size: 0.95rem;
    opacity: 0.8;
}

.quote-icon {
    font-size: 1.5rem;
    line-height: 1;
    opacity: 0.5;
}

.session-note {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    font-size: 0.85rem;
    color: var(--sono-text-light);
}

/* Experience Grid */
.experience-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.experience-item {
    text-align: center;
    padding: 1.5rem;
}

.exp-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.experience-item h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 400;
    margin-bottom: 0.3rem;
}

.experience-item p {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* === Section Contact === */
.section-contact {
    background: var(--sono-cream);
    padding-top: var(--section-padding);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.contact-info-sono .section-label {
    text-align: left;
}

.contact-info-sono .section-label::before {
    display: none;
}

.contact-info-sono .section-title-sono {
    text-align: left;
}

.contact-intro {
    font-size: 1.05rem;
    color: var(--sono-text-light);
    margin-bottom: 2.5rem;
}

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

.contact-method {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: white;
    border-radius: 15px;
    text-decoration: none;
    color: var(--sono-text);
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.contact-method:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.method-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-hero);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.method-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--sono-text-light);
    margin-bottom: 0.2rem;
}

.method-value {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--sono-charcoal);
}

/* Visual Card */
.visual-card {
    background: var(--gradient-hero);
    border-radius: 25px;
    padding: 3rem;
    color: white;
    position: relative;
    overflow: hidden;
}

.card-waves {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    display: flex;
    align-items: flex-end;
    gap: 0;
    opacity: 0.2;
}

.card-waves span {
    flex: 1;
    background: white;
    animation: cardWave 3s ease-in-out infinite;
}

.card-waves span:nth-child(1) { animation-delay: 0s; }
.card-waves span:nth-child(2) { animation-delay: 0.5s; }
.card-waves span:nth-child(3) { animation-delay: 1s; }

@keyframes cardWave {
    0%, 100% { height: 20%; }
    50% { height: 60%; }
}

.visual-card blockquote {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.visual-card cite {
    font-style: normal;
    font-size: 1rem;
    opacity: 0.9;
    display: block;
    position: relative;
    z-index: 1;
}

/* === Footer === */
.footer-sono {
    background: var(--sono-charcoal);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand-sono {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
}

.brand-title {
    font-size: 0.85rem;
    opacity: 0.7;
    letter-spacing: 2px;
}

.footer-nav {
    display: flex;
    gap: 2rem;
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.footer-nav a:hover {
    color: white;
}

.footer-back {
    color: var(--sono-accent);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.footer-back:hover {
    opacity: 0.8;
}

.footer-bottom-sono {
    text-align: center;
    padding-top: 2rem;
}

.footer-bottom-sono p {
    font-size: 0.85rem;
    opacity: 0.6;
}

/* === Animations Keyframes === */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

/* === Responsive Design === */
@media (max-width: 1024px) {
    .intro-grid,
    .approach-content,
    .benefits-layout,
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .sessions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .session-featured {
        transform: none;
        grid-column: 1 / -1;
    }
    
    .session-featured:hover {
        transform: translateY(-10px);
    }
    
    .experience-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .intro-visual {
        order: -1;
    }
    
    .intro-content .section-title-sono,
    .intro-content .section-label {
        text-align: center;
    }
    
    .intro-quote {
        text-align: center;
        border-left: none;
        border-top: 3px solid var(--sono-accent);
        border-bottom: 3px solid var(--sono-accent);
        padding: 2rem 1rem;
    }
    
    .certification-badge {
        display: flex;
        justify-content: center;
        margin: 1.5rem auto 0;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 4rem;
    }
    
    .sono-nav {
        padding: 1rem 1.5rem;
    }
    
    .nav-links-sono {
        display: none;
    }
    
    .mobile-menu {
        display: flex;
    }
    
    .hero-title-sono .title-line:first-child {
        font-size: 2.5rem;
    }
    
    .hero-title-sono .title-accent {
        font-size: 1.5rem;
    }
    
    .sessions-grid {
        grid-template-columns: 1fr;
    }
    
    .experience-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .visual-circle {
        width: 220px;
        height: 220px;
    }
    
    .circle-inner {
        width: 100px;
        height: 100px;
    }
    
    .ring-1 { width: 140px; height: 140px; }
    .ring-2 { width: 175px; height: 175px; }
    .ring-3 { width: 210px; height: 210px; }
    
    .instruments-grid-new {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
    
    .benefit-card-new {
        padding: 1.2rem;
    }
    
    .benefit-number {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-cta-group {
        flex-direction: column;
    }
    
    .btn-sono {
        width: 100%;
        justify-content: center;
    }
    
    .hero-tagline {
        font-size: 0.75rem;
        letter-spacing: 2px;
        padding: 0.4rem 1rem;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    .experience-grid {
        grid-template-columns: 1fr;
    }
    
    .instruments-showcase {
        padding: 1.5rem;
    }
    
    .session-card {
        padding: 2rem 1.5rem;
    }
    
    .visual-card {
        padding: 2rem;
    }
    
    .visual-card blockquote {
        font-size: 1.1rem;
    }
    
    .contact-method {
        padding: 1rem;
        gap: 1rem;
    }
    
    .method-icon {
        width: 48px;
        height: 48px;
    }
    
    .method-value {
        font-size: 1rem;
    }
}

/* === Accessibility === */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus States */
.btn-sono:focus,
.contact-method:focus,
.nav-links-sono a:focus {
    outline: 2px solid var(--sono-accent);
    outline-offset: 3px;
}

/* Selection */
::selection {
    background: var(--sono-primary);
    color: white;
}