:root {
    /* Sophisticated 2026 Color Palette */
    --color-bg: #FDFBF9;
    --color-surface: #FFFFFF;
    --color-text: #1A1A1A;
    --color-text-muted: #666666;
    --color-accent: #C5A059;
    --color-accent-light: #E2D1B3;
    --color-line: rgba(26, 26, 26, 0.08);

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Montserrat', sans-serif;

    /* Spacing & Utilities */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1.25rem;
    --spacing-md: 3rem;
    --spacing-lg: 6rem;
    --spacing-xl: 10rem;

    /* Effects */
    --shadow-soft: 0 10px 40px rgba(0, 0, 0, 0.03);
    --shadow-premium: 0 30px 60px rgba(0, 0, 0, 0.08);
    --transition-smooth: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Typography Base */
h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

p {
    font-size: 1.05rem;
    font-weight: 300;
}

.label-mini {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.4em;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: 2rem;
}

/* Premium Navigation */
.luxury-nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 2.5rem 6%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: var(--transition-smooth);
}

.luxury-nav.scrolled {
    padding: 1.2rem 6%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-line);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    letter-spacing: 3px;
    font-weight: 700;
}

/* Hero Section 2026 */
section {
    padding: var(--spacing-xl) 10%;
    position: relative;
}

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding-top: 12rem;
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 6rem);
    margin-bottom: 2.5rem;
    max-width: 900px;
}

.hero p {
    font-size: 1.25rem;
    max-width: 550px;
    color: var(--color-text-muted);
    margin-bottom: 4rem;
}

/* CTA & Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem 3.5rem;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    transition: var(--transition-smooth);
    border-radius: 2px;
}

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

.btn-primary:hover {
    background-color: var(--color-accent);
    transform: translateY(-5px);
    box-shadow: var(--shadow-premium);
}

.btn-outline {
    border: 1px solid var(--color-line);
    color: var(--color-text);
}

.btn-outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* Bento Grid System */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 2rem;
}

.bento-item {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    padding: 4rem;
    transition: var(--transition-smooth);
}

.bento-item:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-soft);
}

/* Service Menu Refined */
.service-list {
    margin-top: 5rem;
}

.menu-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 3rem 0;
    border-bottom: 1px solid var(--color-line);
    transition: var(--transition-smooth);
}

.menu-item:hover {
    padding-left: 2rem;
    border-bottom-color: var(--color-accent);
}

.menu-item h3 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.menu-item .info p {
    font-style: italic;
    color: var(--color-text-muted);
}

/* Course Cards 2026 */
.course-card {
    grid-column: span 4;
    padding: 3.5rem;
}

.course-card h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

/* Community Banner */
.community-banner {
    background: var(--color-text);
    color: white;
    border-radius: 4px;
    overflow: hidden;
    margin: 0 10% 10rem;
}

.community-banner-content {
    padding: 6rem;
    text-align: center;
}

.community-banner h2 {
    font-size: 3.5rem;
    margin-bottom: 2rem;
}

.community-banner .counter {
    font-size: 4rem;
    font-family: var(--font-heading);
    color: var(--color-accent);
    display: block;
    margin: 2rem 0;
}

.community-banner .btn-group {
    margin-top: 4rem;
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

/* Footer Sophistication */
.site-footer {
    padding: var(--spacing-lg) 10%;
    background: var(--color-text);
    color: white;
    text-align: center;
}

.site-footer .logo {
    margin-bottom: 2rem;
    display: block;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Selection Screen Experience */
#selection-screen {
    height: 100vh;
    display: flex;
    background: var(--color-text);
    color: white;
}

.selection-side {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 10%;
    text-decoration: none;
    color: white;
    transition: var(--transition-smooth);
    position: relative;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.selection-side::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: var(--transition-smooth);
    z-index: 0;
}

.selection-side:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.selection-side * {
    position: relative;
    z-index: 1;
}

.selection-side h2 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

/* --- MOBILE PREMIUM OPTIMIZATION (2026 REFINED) --- */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 4rem;
        --spacing-xl: 6rem;
    }

    section {
        padding: var(--spacing-xl) 6%;
    }

    /* Typography scaling */
    h1 {
        font-size: 2.8rem !important;
    }

    h2 {
        font-size: 2.2rem !important;
    }

    .hero h1 {
        font-size: 3rem !important;
    }

    .selection-side h2 {
        font-size: 2.5rem !important;
    }

    /* Navigation */
    .luxury-nav {
        padding: 1.5rem 6%;
        flex-direction: column;
        gap: 1rem;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
    }

    .luxury-nav .btn {
        padding: 0.6rem 1rem;
        font-size: 0.55rem;
    }

    /* Hero adjustments */
    .hero {
        min-height: auto;
        padding-top: 10rem;
        padding-bottom: 4rem;
        text-align: center;
        align-items: center;
    }

    /* Bento & Cards */
    .bento-grid {
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
    }

    .bento-item,
    .course-card {
        grid-column: auto !important;
        padding: 2.5rem 1.5rem;
    }

    /* Menu Items stacking */
    .menu-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
        padding: 2rem 0;
    }

    .menu-item h3 {
        font-size: 1.8rem;
    }

    .menu-item .btn {
        width: 100%;
    }

    /* Selection Screen */
    #selection-screen {
        height: auto;
        min-height: 100vh;
        display: flex;
        flex-direction: column;
        overflow-y: auto;
    }

    .selection-side {
        flex: 1;
        min-height: 50vh;
        padding: 6rem 8%;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .selection-side h2 {
        font-size: 2.2rem !important;
        line-height: 1.2;
    }

    .selection-side p {
        font-size: 1rem;
        max-width: 280px;
    }

    .selection-side .btn {
        margin-top: 2rem !important;
        width: 100%;
        max-width: 250px;
        padding: 1.2rem;
    }

    /* Logo adjustment to avoid overlap */
    .logo-container {
        position: relative !important;
        bottom: auto !important;
        left: auto !important;
        transform: none !important;
        padding: 3rem 0;
        background: var(--color-text);
        display: flex;
        justify-content: center;
        width: 100%;
    }

    .logo-fixed {
        font-size: 1.2rem;
        mix-blend-mode: normal !important;
        color: var(--color-accent) !important;
    }

    /* Community Banner Mobile */
    .community-banner {
        margin: 0 5% 6rem;
    }

    .community-banner-content {
        padding: 4rem 1.5rem;
    }

    .community-banner h2 {
        font-size: 2.2rem !important;
    }

    .community-banner .counter {
        font-size: 2.8rem !important;
    }

    .community-banner .btn-group {
        flex-direction: column;
        gap: 1rem;
        margin-top: 3rem;
    }

    .community-banner .btn {
        width: 100%;
    }

    /* Footer */
    .site-footer {
        padding: 4rem 6%;
    }

    .site-footer .btn {
        width: 100%;
        margin-bottom: 1rem;
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    .hero h1 {
        font-size: 2.5rem !important;
    }

    .label-mini {
        letter-spacing: 0.2em;
    }
}