/* ========================================
   JÉRÉMY ESTELRICH — Site Personnel
   Style Guide: Sobre, Patrimonial, Contemporain
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --color-black: #0a0a0a;
    --color-black-soft: #141414;
    --color-charcoal: #1a1a1a;
    --color-gray-dark: #2a2a2a;
    --color-gray: #4a4a4a;
    --color-gray-warm: #6b6b6b;
    --color-ivory: #f5f3ef;
    --color-ivory-soft: #ece8e1;
    --color-white: #ffffff;
    --color-gold: #c9a962;
    --color-gold-light: #d4b978;
    --color-gold-dark: #a8893e;
    --color-brown: #6b5344;
    --color-brown-light: #8b7355;

    /* Typography */
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

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

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Layout */
    --max-width: 1200px;
    --header-height: 90px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 20px;
    scroll-snap-type: y proximity;
}

body {
    font-family: var(--font-sans);
    font-weight: 300;
    line-height: 1.7;
    color: var(--color-ivory);
    background-color: var(--color-black);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: 0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.4rem, 2vw, 1.75rem); }

p {
    margin-bottom: 1em;
}

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

strong {
    font-weight: 500;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-primary {
    background-color: var(--color-gold);
    color: var(--color-black);
    border-color: var(--color-gold);
}

.btn-primary:hover {
    background-color: var(--color-gold-light);
    border-color: var(--color-gold-light);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-ivory);
    border-color: var(--color-gray);
}

.btn-secondary:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 90px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    gap: 4rem;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.logo-mark {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1.5px solid var(--color-gold);
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    color: var(--color-gold);
    transition: all var(--transition-base);
}

.logo:hover .logo-mark {
    background-color: var(--color-gold);
    color: var(--color-black);
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    color: var(--color-ivory);
    transition: color var(--transition-fast);
}

.logo:hover .logo-text {
    color: var(--color-gold);
}

/* Navigation Links */
.nav-links {
    display: flex;
    align-items: center;
    gap: 2.8rem;
    list-style: none;
}

.nav-links li {
    position: relative;
}

.nav-links a {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    font-weight: 400;
    letter-spacing: 0.03em;
    color: var(--color-ivory-soft);
    transition: color var(--transition-fast);
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.nav-links a:hover {
    color: var(--color-gold);
}

.nav-links a:hover::after {
    transform: scaleX(1);
}

/* Separator */
.nav-separator {
    width: 1px;
    height: 24px;
    background: linear-gradient(to bottom, transparent, var(--color-gold-dark), transparent);
    opacity: 0.4;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lang-btn {
    padding: 0.3rem 0;
    background: transparent;
    border: none;
    color: var(--color-gray);
    font-family: var(--font-serif);
    font-size: 0.95rem;
    cursor: pointer;
    transition: color var(--transition-fast);
    position: relative;
}

.lang-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--color-gold);
    transform: scaleX(0);
    transition: transform var(--transition-fast);
}

.lang-btn:hover {
    color: var(--color-ivory);
}

.lang-btn:hover::after {
    transform: scaleX(1);
}

.lang-btn.active {
    color: var(--color-gold);
}

.lang-btn.active::after {
    transform: scaleX(1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    width: 26px;
    height: 1px;
    background-color: var(--color-ivory);
    transition: all var(--transition-fast);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-top: var(--header-height);
    padding-bottom: var(--space-lg);
    background: var(--color-black);
    position: relative;
    overflow: hidden;
}

/* Subtle background texture */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(201, 169, 98, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-2xl);
    align-items: center;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-lg) var(--space-md);
    position: relative;
}

/* Portrait with frame */
.hero-portrait {
    position: relative;
    display: flex;
    align-items: center;
}

.hero-portrait-frame {
    position: relative;
    width: 380px;
    overflow: hidden;
}

.hero-portrait-frame::before {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    border: 1px solid var(--color-gold);
    opacity: 0.4;
    pointer-events: none;
    z-index: 2;
}

.hero-img {
    width: 100%;
    height: auto;
    display: block;
    filter: grayscale(15%);
    transition: filter var(--transition-slow);
}

.hero-portrait:hover .hero-img {
    filter: grayscale(0%);
}

/* Gold accent line */
.hero-portrait-accent {
    position: absolute;
    right: -30px;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 60%;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        var(--color-gold) 20%,
        var(--color-gold) 80%,
        transparent 100%
    );
    opacity: 0.6;
}

/* Hero text content */
.hero-text {
    padding-left: var(--space-lg);
}

.hero-title-group {
    margin-bottom: var(--space-lg);
}

.hero-pre-title {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--space-sm);
    opacity: 0.9;
}

.hero-name-main {
    font-family: var(--font-serif);
    font-size: clamp(2.8rem, 5vw, 4rem);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: 0.02em;
    color: var(--color-ivory);
    margin-bottom: var(--space-md);
}

.name-first,
.name-last {
    display: block;
}

.name-last {
    font-style: italic;
    color: var(--color-ivory-soft);
}

.hero-line {
    width: 60px;
    height: 1px;
    background: var(--color-gold);
    opacity: 0.6;
}

.hero-tagline {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--color-gold-light);
    letter-spacing: 0.12em;
    margin-bottom: var(--space-md);
}

.hero-intro {
    font-size: 0.95rem;
    line-height: 1.9;
    color: var(--color-gray-warm);
    margin-bottom: var(--space-lg);
    max-width: 480px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* Scroll hint */
.hero-scroll-hint {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gray);
    opacity: 0.6;
    transition: opacity var(--transition-base);
}

.hero-scroll-hint:hover {
    opacity: 1;
    color: var(--color-gold);
}

.hero-scroll-hint svg {
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(5px); }
}

/* ========================================
   PILLARS SECTION
   ======================================== */
.pillars {
    padding: var(--space-xl) 0;
    background-color: var(--color-black-soft);
    border-top: 1px solid var(--color-gray-dark);
    border-bottom: 1px solid var(--color-gray-dark);
}

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

.pillar {
    text-align: center;
    padding: var(--space-sm) var(--space-md);
}

.pillar-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-style: italic;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-sm);
    color: var(--color-gold);
}

.pillar-text {
    font-size: 1rem;
    color: var(--color-ivory);
    opacity: 0.6;
    line-height: 1.7;
}

/* ========================================
   SECTIONS — Common Styles
   ======================================== */
.section {
    padding: var(--space-2xl) 0;
}

/* Full-height sections with scroll snap */
.section-snap {
    min-height: 100vh;
    scroll-snap-align: start;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* ========================================
   DISCOVER SECTION - Hidden by default
   ======================================== */
.discover-gate {
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(180deg, var(--color-black) 0%, var(--color-charcoal) 100%);
    scroll-snap-align: start;
}

.discover-gate h2 {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    color: var(--color-ivory);
    margin-bottom: var(--space-sm);
}

.discover-gate p {
    color: var(--color-gray-warm);
    margin-bottom: var(--space-lg);
    max-width: 500px;
}

.btn-discover {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold);
    background: transparent;
    border: 1px solid var(--color-gold);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.btn-discover::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-gold);
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: -1;
}

.btn-discover:hover {
    color: var(--color-black);
}

.btn-discover:hover::before {
    transform: translateY(0);
}

.btn-discover svg {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
}

.btn-discover:hover svg {
    transform: translateY(3px);
}

/* Hidden content area */
.discover-content {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                opacity 0.6s ease 0.2s;
}

.discover-content.revealed {
    max-height: none;
    opacity: 1;
}

/* Hide gate when content is revealed */
.discover-gate.hidden {
    display: none;
}

/* Collapse button */
.btn-collapse {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: var(--space-md);
    background: var(--color-charcoal);
    border: none;
    border-bottom: 1px solid var(--color-gray-dark);
    color: var(--color-ivory);
    opacity: 0.6;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: opacity var(--transition-base), background var(--transition-base);
}

.btn-collapse:hover {
    opacity: 1;
    background: var(--color-gray-dark);
}

.btn-collapse svg {
    width: 16px;
    height: 16px;
}

.section-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--space-sm);
}

.section-title {
    margin-bottom: var(--space-lg);
    color: var(--color-ivory);
}

.section-intro {
    font-size: 1.1rem;
    color: var(--color-ivory);
    opacity: 0.7;
    max-width: 800px;
    margin-bottom: var(--space-lg);
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section-quote {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-style: italic;
    color: var(--color-ivory);
    opacity: 0.8;
    max-width: 700px;
    margin: var(--space-lg) auto 0;
    text-align: center;
    padding: var(--space-md);
    border-left: none;
}

.section-quote::before {
    content: '';
    display: block;
    width: 40px;
    height: 1px;
    background-color: var(--color-gold);
    margin: 0 auto var(--space-md);
}

/* ========================================
   VISION SECTION
   ======================================== */
.section-vision {
    background-color: var(--color-black);
}

.vision-content {
    max-width: 800px;
}

.vision-text .lead {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-ivory);
    margin-bottom: var(--space-md);
}

.vision-text p {
    color: var(--color-ivory);
    opacity: 0.8;
}

.vision-principles {
    margin: var(--space-lg) 0;
    padding-left: var(--space-md);
    border-left: 2px solid var(--color-gold);
}

.vision-principles p {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    margin-bottom: 0.5em;
    color: var(--color-ivory);
}

.vision-conclusion {
    color: var(--color-gray-warm);
    font-style: italic;
}

/* ========================================
   PARCOURS SECTION
   ======================================== */
.section-parcours {
    background-color: var(--color-charcoal);
}

.timeline {
    position: relative;
    padding-left: var(--space-lg);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(to bottom, var(--color-gold), var(--color-gray-dark));
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-xl);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: calc(-1 * var(--space-lg));
    top: 8px;
    width: 8px;
    height: 8px;
    background-color: var(--color-gold);
    border-radius: 50%;
    transform: translateX(-3.5px);
}

.timeline-year {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--color-gold);
    letter-spacing: 0.1em;
    margin-bottom: var(--space-xs);
}

.timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    color: var(--color-ivory);
}

.timeline-content p {
    color: var(--color-ivory);
    opacity: 0.8;
}

.timeline-details {
    opacity: 0.6 !important;
    font-size: 0.9375rem;
}

.timeline-list {
    list-style: none;
    margin-top: var(--space-sm);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs) var(--space-md);
}

.timeline-list li {
    font-size: 0.8125rem;
    color: var(--color-ivory);
    opacity: 0.6;
    position: relative;
    padding-left: var(--space-sm);
}

.timeline-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 4px;
    height: 1px;
    background-color: var(--color-gold);
}

.timeline-quote {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-style: italic;
    color: var(--color-ivory);
    opacity: 0.8;
    margin-top: var(--space-md);
    padding-left: var(--space-md);
    border-left: 2px solid var(--color-gold);
}

/* ========================================
   MAISONS SECTION - ELEGANT CARDS
   ======================================== */
.section-maisons {
    background-color: var(--color-black-soft);
}

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

.maison-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background-color: var(--color-charcoal);
    border-radius: 8px;
    overflow: hidden;
    min-height: 320px;
}

.maison-card:nth-child(even) {
    direction: rtl;
}

.maison-card:nth-child(even) > * {
    direction: ltr;
}

.maison-image {
    position: relative;
    overflow: hidden;
}

.maison-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform var(--transition-slow), filter var(--transition-base);
    filter: grayscale(20%);
}

.maison-card:hover .maison-image img {
    transform: scale(1.05);
    filter: grayscale(0%);
}

.maison-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 60%, rgba(26, 26, 26, 0.4) 100%);
    pointer-events: none;
}

.maison-card:nth-child(even) .maison-image::after {
    background: linear-gradient(-90deg, transparent 60%, rgba(26, 26, 26, 0.4) 100%);
}

.maison-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-lg);
}

.maison-label {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--space-xs);
}

.maison-name {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 400;
    color: var(--color-ivory);
    margin-bottom: var(--space-sm);
    line-height: 1.2;
}

.maison-tagline {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-style: italic;
    color: var(--color-ivory-soft);
    margin-bottom: var(--space-md);
}

.maison-details {
    font-size: 1rem;
    color: var(--color-ivory);
    opacity: 0.6;
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.maison-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gold);
    transition: gap var(--transition-fast), color var(--transition-fast);
}

.maison-link:hover {
    color: var(--color-gold-light);
    gap: 0.75rem;
}

.maison-link svg {
    width: 16px;
    height: 16px;
}

@media (max-width: 900px) {
    .maison-card {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .maison-card:nth-child(even) {
        direction: ltr;
    }

    .maison-image {
        aspect-ratio: 16/9;
    }

    .maison-image::after {
        background: linear-gradient(180deg, transparent 50%, rgba(26, 26, 26, 0.6) 100%);
    }

    .maison-card:nth-child(even) .maison-image::after {
        background: linear-gradient(180deg, transparent 50%, rgba(26, 26, 26, 0.6) 100%);
    }

    .maison-content {
        padding: var(--space-md);
    }

    .maison-name {
        font-size: 1.5rem;
    }
}

/* ========================================
   MÉTHODE SECTION
   ======================================== */
.section-methode {
    background-color: var(--color-black);
}

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

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

.methode-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    margin: 0 auto var(--space-md);
    border: 1px solid var(--color-gold);
    border-radius: 50%;
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--color-gold);
}

.methode-name {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-sm);
    color: var(--color-ivory);
}

.methode-text {
    font-size: 1rem;
    color: var(--color-ivory);
    opacity: 0.6;
    line-height: 1.6;
}

/* ========================================
   RÉFÉRENCES SECTION
   ======================================== */
.section-references {
    background-color: var(--color-charcoal);
}

.references-category {
    margin-bottom: var(--space-xl);
}

.references-category:last-of-type {
    margin-bottom: var(--space-lg);
}

.references-subtitle {
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-gray-dark);
}

.references-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.references-logos {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.reference-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md) var(--space-sm);
    font-family: var(--font-serif);
    font-size: 1rem;
    font-style: italic;
    letter-spacing: 0.05em;
    color: var(--color-ivory);
    opacity: 0.5;
    transition: opacity var(--transition-base), color var(--transition-base);
    text-align: center;
    border: 1px solid transparent;
}

.reference-logo:hover {
    opacity: 1;
    color: var(--color-gold);
    border-color: var(--color-gray-dark);
}

@media (max-width: 768px) {
    .references-logos {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .references-logos {
        grid-template-columns: 1fr;
    }

    .reference-logo {
        font-size: 1rem;
    }
}

/* ========================================
   GALERIE SECTION
   ======================================== */
.section-galerie {
    background-color: var(--color-black);
}

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

.galerie-item {
    aspect-ratio: 4/3;
    overflow: hidden;
    background-color: var(--color-charcoal);
}

.galerie-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-gray-dark) 0%, var(--color-brown) 50%, var(--color-charcoal) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    color: var(--color-gray);
    transition: transform var(--transition-base);
}

.galerie-item:hover .galerie-placeholder {
    transform: scale(1.05);
}

.galerie-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow), filter var(--transition-base);
    filter: grayscale(20%);
}

.galerie-item:hover img {
    transform: scale(1.08);
    filter: grayscale(0%);
}

/* ========================================
   VIDEO SECTION
   ======================================== */
.section-video {
    background-color: var(--color-charcoal);
    padding: var(--space-xl) 0;
}

.video-wrapper {
    max-width: 700px;
    margin: var(--space-lg) auto 0;
    overflow: hidden;
}

.video-placeholder {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--color-gray-dark) 0%, var(--color-black) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-gray-dark);
}

.video-placeholder span {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-ivory-soft);
    margin-bottom: var(--space-xs);
}

.video-placeholder p {
    font-size: 0.875rem;
    color: var(--color-gray);
}

.video-wrapper iframe {
    width: 100%;
    aspect-ratio: 16/9;
    border: none;
}

.video-wrapper video {
    width: 100%;
    display: block;
    background-color: var(--color-black);
}

.section-video-chevalier {
    background-color: var(--color-black-soft);
}

/* ========================================
   GALERIE POUYANNE SECTION
   ======================================== */
.section-galerie-pouyanne {
    background-color: var(--color-black);
}

.pouyanne-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
    margin-bottom: var(--space-xl);
    padding: var(--space-lg) 0;
}

.pouyanne-hero-image {
    display: flex;
    justify-content: center;
}

.pouyanne-hero-image img {
    max-width: 380px;
    width: 100%;
    height: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.pouyanne-hero-content {
    padding: var(--space-md);
}

.pouyanne-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    color: var(--color-ivory);
    margin-bottom: var(--space-sm);
    line-height: 1.2;
}

.pouyanne-tagline {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--color-ivory);
    opacity: 0.7;
    margin-bottom: var(--space-md);
}

.pouyanne-line {
    width: 60px;
    height: 1px;
    background: var(--color-gold);
}

@media (max-width: 900px) {
    .pouyanne-hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .pouyanne-hero-content {
        order: -1;
    }

    .pouyanne-line {
        margin: 0 auto;
    }

    .pouyanne-hero-image img {
        max-width: 300px;
    }
}

/* ========================================
   GALERIE CHEVALIER SECTION
   ======================================== */
.section-galerie-chevalier {
    background-color: var(--color-charcoal);
}

.section-galerie-ddc {
    background-color: var(--color-black-soft);
}

/* Séparation entre les galeries */
.section-galerie + .section-galerie {
    position: relative;
    margin-top: var(--space-lg);
    padding-top: var(--space-xl);
}

.section-galerie + .section-galerie::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

.section-galerie + .section-galerie::after {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 9px;
    height: 9px;
    border: 1px solid var(--color-gold);
    transform: translateX(-50%) rotate(45deg);
    background: var(--color-black);
}

/* Generic Galerie Hero Layout */
.galerie-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
    margin-bottom: var(--space-xl);
    padding: var(--space-lg) 0;
}

.galerie-hero-image {
    display: flex;
    justify-content: center;
}

.galerie-hero-image img {
    max-width: 380px;
    width: 100%;
    height: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.galerie-hero-content {
    padding: var(--space-md);
}

.galerie-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    color: var(--color-ivory);
    margin-bottom: var(--space-sm);
    line-height: 1.2;
}

.galerie-tagline {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--color-ivory);
    opacity: 0.7;
    margin-bottom: var(--space-sm);
}

.galerie-link {
    margin-bottom: var(--space-md);
}

.galerie-link a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    color: var(--color-gold);
    transition: color var(--transition-fast), gap var(--transition-fast);
}

.galerie-link a:hover {
    color: var(--color-gold-light);
    gap: 0.75rem;
}

.galerie-link a::after {
    content: '→';
    transition: transform var(--transition-fast);
}

.galerie-link a:hover::after {
    transform: translateX(3px);
}

.galerie-line {
    width: 60px;
    height: 1px;
    background: var(--color-gold);
}

@media (max-width: 900px) {
    .galerie-hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .galerie-hero-content {
        order: -1;
    }

    .galerie-line {
        margin: 0 auto;
    }

    .galerie-hero-image img {
        max-width: 300px;
    }
}

@media (max-width: 768px) {
    .galerie-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-xs);
    }

    .video-wrapper {
        border-radius: 0;
        box-shadow: none;
    }
}

/* ========================================
   TÉMOIGNAGES SECTION
   ======================================== */
.section-temoignages {
    background-color: var(--color-black-soft);
}

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

.temoignage-card {
    background-color: var(--color-charcoal);
    padding: var(--space-lg);
    border-left: 2px solid var(--color-gold);
}

.temoignage-text {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--color-ivory);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.temoignage-author {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.temoignage-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-ivory);
}

.temoignage-role {
    font-size: 0.75rem;
    color: var(--color-gold);
    letter-spacing: 0.05em;
}

/* ========================================
   MANIFESTE SECTION
   ======================================== */
.section-manifeste {
    background: linear-gradient(135deg, var(--color-black) 0%, var(--color-charcoal) 100%);
    text-align: center;
    padding: var(--space-2xl) 0;
}

.manifeste-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--space-lg);
    color: var(--color-gold);
}

.manifeste-content {
    max-width: 700px;
    margin: 0 auto;
}

.manifeste-content p {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    color: var(--color-ivory);
    line-height: 1.8;
}

.manifeste-conclusion {
    margin-top: var(--space-md);
    color: var(--color-ivory) !important;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background-color: var(--color-black-soft);
    padding: var(--space-2xl) 0 var(--space-lg);
    border-top: 1px solid var(--color-gray-dark);
}

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

.footer-about {
    display: flex;
    gap: var(--space-md);
}

.footer-image {
    flex-shrink: 0;
}

.footer-image-placeholder {
    width: 120px;
    height: 150px;
    background: linear-gradient(135deg, var(--color-gray-dark) 0%, var(--color-charcoal) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: var(--color-gray);
}

.footer-img {
    width: 120px;
    height: 150px;
    object-fit: cover;
    filter: grayscale(100%);
}

.footer-bio h3 {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--space-sm);
}

.footer-bio p {
    font-size: 0.95rem;
    color: var(--color-ivory);
    opacity: 0.6;
    line-height: 1.6;
}

.footer-quote {
    padding: var(--space-md);
    background-color: var(--color-charcoal);
}

.footer-quote blockquote {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-style: italic;
    color: var(--color-ivory);
    line-height: 1.7;
}

.footer-signature {
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--color-gold);
    margin-top: var(--space-sm);
}

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

.footer-contact h3 {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--space-sm);
}

.footer-contact address {
    font-style: normal;
    font-size: 1rem;
    color: var(--color-ivory);
    opacity: 0.8;
    margin-bottom: var(--space-md);
}

.footer-contact address p {
    margin-bottom: 0.25em;
}

.footer-contact a {
    color: var(--color-ivory-soft);
}

.footer-contact a:hover {
    color: var(--color-gold);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: var(--color-gray-dark);
    color: var(--color-ivory-soft);
    transition: all var(--transition-base);
}

.social-link:hover {
    background-color: var(--color-gold);
    color: var(--color-black);
    transform: translateY(-2px);
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-gray-dark);
}

.footer-bottom p {
    font-size: 0.75rem;
    color: var(--color-gray);
    margin: 0;
}

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

.footer-links a {
    font-size: 0.75rem;
    color: var(--color-gray);
}

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

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Tablet */
@media (max-width: 1024px) {
    .hero-container {
        gap: var(--space-lg);
    }

    .hero-portrait-frame {
        width: 320px;
    }

    .hero-text {
        padding-left: var(--space-md);
    }

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

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

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

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

    .temoignages-grid .temoignage-card:last-child {
        grid-column: 1 / -1;
    }

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

    .footer-about {
        grid-column: 1 / -1;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --space-lg: 3rem;
        --space-xl: 4rem;
        --space-2xl: 5rem;
    }

    .nav-links {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        justify-content: flex-start;
        padding: var(--space-lg);
        background-color: var(--color-black);
        transform: translateX(100%);
        transition: transform var(--transition-base);
    }

    .nav-links.active {
        transform: translateX(0);
    }

    .nav-links a {
        font-size: 1rem;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(3px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        transform: rotate(-45deg) translate(3px, -5px);
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
        text-align: center;
    }

    .hero-portrait {
        justify-content: center;
    }

    .hero-portrait-frame {
        width: 280px;
    }

    .hero-portrait-accent {
        display: none;
    }

    .hero-text {
        padding-left: 0;
    }

    .hero-title-group {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-intro {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-scroll-hint {
        display: none;
    }

    .pillars-grid,
    .methode-grid,
    .temoignages-grid {
        grid-template-columns: 1fr;
    }

    .temoignages-grid .temoignage-card:last-child {
        grid-column: auto;
    }

    .timeline {
        padding-left: var(--space-md);
    }

    .timeline-item::before {
        left: calc(-1 * var(--space-md));
    }

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

    .footer-about {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

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

/* Small Mobile */
@media (max-width: 480px) {
    .logo-name {
        display: none;
    }

    .btn {
        width: 100%;
    }

    .hero-cta {
        flex-direction: column;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-portrait,
.hero-title-group,
.hero-tagline,
.hero-intro,
.hero-cta {
    animation: fadeInUp 0.8s ease forwards;
}

.hero-portrait { animation-delay: 0s; }
.hero-title-group { animation-delay: 0.15s; }
.hero-tagline { animation-delay: 0.25s; }
.hero-intro { animation-delay: 0.35s; }
.hero-cta { animation-delay: 0.45s; }

/* ========================================
   SCROLL REVEAL ANIMATIONS
   ======================================== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Stagger children */
.reveal-stagger > * {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-stagger.revealed > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.revealed > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger.revealed > *:nth-child(3) { transition-delay: 0.15s; }
.reveal-stagger.revealed > *:nth-child(4) { transition-delay: 0.2s; }
.reveal-stagger.revealed > *:nth-child(5) { transition-delay: 0.25s; }
.reveal-stagger.revealed > *:nth-child(6) { transition-delay: 0.3s; }
.reveal-stagger.revealed > *:nth-child(7) { transition-delay: 0.35s; }
.reveal-stagger.revealed > *:nth-child(8) { transition-delay: 0.4s; }

.reveal-stagger.revealed > * {
    opacity: 1;
    transform: translateY(0);
}


/* ========================================
   PROGRESS BAR
   ======================================== */
.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
    z-index: 9999;
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 0.1s ease-out;
}

/* ========================================
   TEXTURE OVERLAY
   ======================================== */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9998;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* ========================================
   ENHANCED HOVER EFFECTS
   ======================================== */

/* Images with smooth zoom and slight brightness */
.galerie-item img,
.maison-image img {
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                filter 0.5s ease;
}

.galerie-item:hover img {
    transform: scale(1.06);
    filter: grayscale(0%) brightness(1.05);
}

/* Buttons with elegant hover */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

/* Links with underline animation */
.nav-links a,
.maison-link,
.footer-links a {
    position: relative;
}

.nav-links a::after,
.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-gold);
    transition: width 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Cards lift effect */
.maison-card,
.temoignage-card {
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                box-shadow 0.4s ease;
}

.maison-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.temoignage-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Pillar subtle lift */
.pillar {
    transition: transform 0.3s ease;
}

.pillar:hover {
    transform: translateY(-4px);
}

.pillar:hover .pillar-title {
    color: var(--color-gold-light);
}

/* Methode item glow */
.methode-item {
    transition: transform 0.3s ease;
}

.methode-item:hover {
    transform: translateY(-4px);
}

.methode-item:hover .methode-number {
    background-color: var(--color-gold);
    color: var(--color-black);
    box-shadow: 0 0 20px rgba(201, 169, 98, 0.3);
}

/* Reference logo elegant hover */
.reference-logo {
    transition: opacity 0.3s ease,
                color 0.3s ease,
                transform 0.3s ease,
                border-color 0.3s ease;
}

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

/* Social links pulse */
.social-link {
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.social-link:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(201, 169, 98, 0.3);
}

/* Logo monogram hover */
.logo:hover .logo-monogram {
    background-color: var(--color-gold);
    color: var(--color-black);
}

.logo-monogram {
    transition: all 0.3s ease;
}

/* ========================================
   SMOOTH SECTION TRANSITIONS
   ======================================== */
.section {
    position: relative;
}

/* Elegant dividers between sections */
.section-vision::before,
.section-parcours::before,
.section-maisons::before,
.section-methode::before,
.section-references::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, transparent, var(--color-gold), transparent);
    opacity: 0.5;
}

/* RTL Support (Arabic) */
[dir="rtl"] {
    text-align: right;
}

[dir="rtl"] .nav {
    flex-direction: row-reverse;
}

[dir="rtl"] .nav-links {
    flex-direction: row-reverse;
}

[dir="rtl"] .hero-container {
    direction: rtl;
    grid-template-columns: 1fr auto;
}

[dir="rtl"] .hero-portrait-accent {
    right: auto;
    left: -30px;
}

[dir="rtl"] .hero-text {
    padding-left: 0;
    padding-right: var(--space-lg);
}

[dir="rtl"] .timeline {
    padding-left: 0;
    padding-right: var(--space-lg);
}

[dir="rtl"] .timeline::before {
    left: auto;
    right: 0;
}

[dir="rtl"] .timeline-item::before {
    left: auto;
    right: calc(-1 * var(--space-lg));
    transform: translateX(3.5px);
}

[dir="rtl"] .vision-principles {
    padding-left: 0;
    padding-right: var(--space-md);
    border-left: none;
    border-right: 2px solid var(--color-gold);
}

[dir="rtl"] .temoignage-card {
    border-left: none;
    border-right: 2px solid var(--color-gold);
}

[dir="rtl"] .timeline-quote {
    padding-left: 0;
    padding-right: var(--space-md);
    border-left: none;
    border-right: 2px solid var(--color-gold);
}

[dir="rtl"] .footer-grid {
    direction: rtl;
}

/* Print Styles */
@media print {
    .header,
    .nav-toggle,
    .hero-cta {
        display: none;
    }

    body {
        background: white;
        color: black;
    }

    .section {
        page-break-inside: avoid;
    }
}