/* ==========================================================================
   OFFICIAL DESIGN SYSTEM - ELODIE HEC
   ========================================================================== */
:root {
    /* Color Palette */
    --kaki-profond: #2f3a31;
    --sauge: #a6b49a;
    --ivoire: #f5f2eb;
    --rose-poudre: #d8b7b6;
    --rose-nude: #cba29e;
    --bronze-mat: #8d7d6a;
    
    /* Utility Colors */
    --text-dark: #2f3a31;
    --text-light: #f5f2eb;
    --text-muted: rgba(47, 58, 49, 0.7);
    --border-light: rgba(47, 58, 49, 0.1);
    
    /* Typography */
    --font-title: 'Playfair Display', Georgia, serif;
    --font-body: 'Montserrat', system-ui, -apple-system, sans-serif;
    --font-quote: 'Cormorant Garamond', serif;
    
    /* Header & Structure */
    --header-height: 90px;
    --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   BASE & RESET
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    background-color: var(--ivoire);
    color: var(--text-dark);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-title);
    font-weight: 400;
    letter-spacing: -0.5px;
}

.section-header {
    margin-bottom: 60px;
}

.section-header.centered {
    text-align: center;
}

.section-subtitle {
    font-family: var(--font-body);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--bronze-mat);
    font-weight: 500;
    display: block;
    margin-bottom: 12px;
}

.section-title {
    font-size: 36px;
    color: var(--kaki-profond);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.title-divider {
    width: 50px;
    height: 1px;
    background-color: var(--bronze-mat);
    margin-top: 15px;
}

.title-divider.centered {
    margin: 15px auto 0;
}

.lead-text {
    font-size: 18px;
    line-height: 1.6;
    font-weight: 300;
    color: var(--kaki-profond);
    margin-bottom: 20px;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
}

.btn-bronze {
    background-color: var(--bronze-mat);
    color: var(--ivoire);
}

.btn-bronze:hover {
    background-color: #796a5a;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(141, 125, 106, 0.15);
}

.btn-bronze-outline {
    background-color: transparent;
    color: var(--ivoire);
    border: 1px solid var(--ivoire);
}

.btn-bronze-outline:hover {
    background-color: var(--ivoire);
    color: var(--kaki-profond);
    transform: translateY(-2px);
}

/* ==========================================================================
   HEADER / MONOGRAM
   ========================================================================== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(245, 242, 235, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(47, 58, 49, 0.05);
    z-index: 1000;
    transition: var(--transition-smooth);
}

.main-header.scrolled {
    height: 75px;
    background-color: rgba(245, 242, 235, 0.98);
    box-shadow: 0 5px 20px rgba(0,0,0,0.03);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 15px;
}

.monogram-svg {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.logo-title {
    font-family: var(--font-title);
    font-size: 22px;
    font-weight: 400;
    letter-spacing: 2px;
    color: var(--kaki-profond);
    line-height: 1.1;
}

.logo-subtitle {
    font-family: var(--font-body);
    font-size: 8px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--bronze-mat);
    margin-top: 4px;
}

.nav-menu ul {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-link {
    font-family: var(--font-body);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    padding: 8px 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--bronze-mat);
    transition: var(--transition-smooth);
}

.nav-link:hover,
.nav-link.active {
    color: var(--kaki-profond);
}

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

.header-socials {
    display: flex;
    align-items: center;
    gap: 15px;
}

.header-socials a {
    font-size: 14px;
    color: var(--bronze-mat);
}

.header-socials a:hover {
    color: var(--kaki-profond);
    transform: translateY(-1px);
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 22px;
    height: 16px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 100%;
    height: 1px;
    background-color: var(--kaki-profond);
    transition: var(--transition-smooth);
}

/* ==========================================================================
   HERO SECTION (SPLIT SCREEN)
   ========================================================================== */
.hero-split {
    display: flex;
    height: 100vh;
    min-height: 650px;
    padding-top: var(--header-height);
    background-color: var(--ivoire);
}

.hero-left {
    width: 45%;
    overflow: hidden;
    position: relative;
    background-color: var(--ivoire);
}

.hero-portrait {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 25%;
    transition: var(--transition-smooth);
}

.hero-right {
    width: 55%;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    padding: 60px 80px;
}

.glass-card-light {
    background: rgba(245, 242, 235, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    padding: 60px;
    border-radius: 4px;
    max-width: 580px;
    box-shadow: 0 15px 35px rgba(47, 58, 49, 0.08);
}

.hero-title {
    font-family: var(--font-title);
    font-size: 34px;
    line-height: 1.25;
    color: var(--kaki-profond);
    margin-bottom: 24px;
    font-weight: 400;
    letter-spacing: 1px;
}

.hero-description {
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-muted);
    margin-bottom: 35px;
    font-weight: 400;
}

/* ==========================================================================
   CITATION & VALUE BAR (PINK BAR)
   ========================================================================== */
.value-bar {
    background-color: var(--rose-nude);
    padding: 35px 0;
    color: var(--kaki-profond);
}

.value-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
    align-items: center;
}

.value-quote {
    border-right: 1px solid rgba(47, 58, 49, 0.15);
    padding-right: 40px;
}

.quote-text {
    font-family: var(--font-quote);
    font-size: 26px;
    font-style: italic;
    line-height: 1.3;
    font-weight: 400;
}

.value-features {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-align: center;
    flex: 1;
}

.feature-icon {
    font-size: 18px;
    color: var(--kaki-profond);
    opacity: 0.85;
}

.feature-label {
    font-family: var(--font-body);
    font-size: 10px;
    letter-spacing: 1.5px;
    font-weight: 500;
}

/* ==========================================================================
   ABOUT / BIOGRAPHIE SECTION
   ========================================================================== */
.about-split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--text-muted);
}

.about-text strong {
    color: var(--kaki-profond);
    font-weight: 600;
}

.about-image-wrapper {
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.about-img {
    width: 100%;
    transition: var(--transition-smooth);
}

.about-img:hover {
    transform: scale(1.02);
}

/* ==========================================================================
   6 PILLARS SECTION
   ========================================================================== */
.pillars-section {
    background-color: #faf9f6;
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.pillar-card {
    background-color: var(--ivoire);
    border: 1px solid rgba(47, 58, 49, 0.05);
    border-radius: 4px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
}

.pillar-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.04);
}

.pillar-img-wrapper {
    height: 250px;
    overflow: hidden;
}

.pillar-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.pillar-card:hover .pillar-img-wrapper img {
    transform: scale(1.05);
}

.pillar-info {
    padding: 20px 15px;
    text-align: center;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.pillar-info h3 {
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--kaki-profond);
    margin-bottom: 8px;
}

.pillar-info p {
    font-family: var(--font-body);
    font-size: 11px;
    line-height: 1.5;
    color: var(--text-muted);
}

/* ==========================================================================
   TEACHING / ENSEIGNEMENT
   ========================================================================== */
.teaching-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.teaching-details {
    margin-top: 35px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.t-detail {
    display: flex;
    gap: 15px;
}

.t-detail i {
    font-size: 18px;
    color: var(--bronze-mat);
    margin-top: 3px;
}

.t-detail h4 {
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--kaki-profond);
    margin-bottom: 4px;
}

.t-detail p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
}

.teaching-image {
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.rounded-img {
    width: 100%;
}

/* ==========================================================================
   REALISATIONS
   ========================================================================== */
.realisations-section {
    background-color: #faf9f6;
}

.realisations-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.realisation-card {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    height: 280px;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(0,0,0,0.02);
}

.real-img-wrapper {
    width: 100%;
    height: 100%;
}

.real-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.real-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(47, 58, 49, 0.85);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 30px;
    text-align: center;
    opacity: 0;
    transition: var(--transition-smooth);
}

.realisation-card:hover .real-overlay {
    opacity: 1;
}

.realisation-card:hover .real-img-wrapper img {
    transform: scale(1.05);
}

.real-overlay h3 {
    font-family: var(--font-title);
    font-size: 24px;
    color: var(--ivoire);
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.real-overlay p {
    font-family: var(--font-body);
    font-size: 11px;
    color: var(--rose-poudre);
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

/* Studio Max Special Card */
.real-logo-card {
    width: 100%;
    height: 100%;
    background-color: var(--kaki-profond);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 30px;
    text-align: center;
    color: var(--ivoire);
    transition: var(--transition-smooth);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.realisation-card:hover .real-logo-card {
    background-color: #3b493d;
}

.monogram-m {
    font-family: var(--font-title);
    font-size: 44px;
    width: 80px;
    height: 80px;
    border: 1px solid var(--sauge);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--sauge);
}

.real-logo-card h3 {
    font-family: var(--font-title);
    font-size: 20px;
    letter-spacing: 1px;
    margin-bottom: 6px;
}

.real-logo-card p {
    font-family: var(--font-body);
    font-size: 10px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--sauge);
}

/* ==========================================================================
   COLLABORATIONS
   ========================================================================== */
.collaborations-section {
    padding: 60px 0;
    background-color: var(--ivoire);
    border-top: 1px solid rgba(47, 58, 49, 0.04);
    border-bottom: 1px solid rgba(47, 58, 49, 0.04);
    text-align: center;
}

.collab-title {
    font-family: var(--font-body);
    font-size: 11px;
    letter-spacing: 4px;
    color: var(--bronze-mat);
    margin-bottom: 16px;
}

.collab-divider {
    width: 40px;
    height: 1px;
    background-color: var(--bronze-mat);
    margin: 0 auto 24px;
}

.collab-names p {
    font-family: var(--font-title);
    font-size: 18px;
    color: var(--kaki-profond);
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.8;
    word-spacing: 2px;
}

/* ==========================================================================
   CONTACT SECTION (DARK BG)
   ========================================================================== */
.contact-section {
    background-color: var(--kaki-profond);
    color: var(--ivoire);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.contact-info h2 {
    font-size: 32px;
    margin-bottom: 24px;
    letter-spacing: 1px;
}

.contact-info p {
    font-size: 14px;
    color: var(--sauge);
    margin-bottom: 35px;
    max-width: 450px;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-links li {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 14px;
}

.contact-links i {
    font-size: 16px;
    color: var(--rose-nude);
}

.contact-links a:hover {
    color: var(--rose-nude);
}

/* Form Styles */
.contact-form {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 4px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 0;
    background-color: transparent;
    border: none;
    border-bottom: 1px solid rgba(245, 242, 235, 0.25);
    color: var(--ivoire);
    font-family: var(--font-body);
    font-size: 12px;
    letter-spacing: 1px;
    transition: var(--transition-smooth);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(245, 242, 235, 0.45);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-bottom-color: var(--rose-nude);
}

.form-status {
    margin-top: 15px;
    font-size: 12px;
    display: none;
}

.form-status.success {
    display: block;
    color: var(--sauge);
}

.form-status.error {
    display: block;
    color: var(--rose-poudre);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.main-footer {
    background-color: #262f27;
    border-top: 1px solid rgba(255, 255, 255, 0.02);
    padding: 40px 0;
    color: rgba(245, 242, 235, 0.5);
    font-size: 12px;
}

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

.footer-logo {
    display: flex;
    flex-direction: column;
}

.footer-title {
    font-family: var(--font-title);
    font-size: 18px;
    color: var(--ivoire);
    letter-spacing: 1px;
}

.footer-subtitle {
    font-family: var(--font-body);
    font-size: 8px;
    letter-spacing: 1px;
    color: var(--sauge);
    margin-top: 2px;
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */
@media (max-width: 1200px) {
    .pillars-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }
}

@media (max-width: 1024px) {
    .hero-split {
        flex-direction: column;
        height: auto;
    }
    
    .hero-left {
        width: 100%;
        height: 400px;
    }
    
    .hero-portrait {
        object-position: center 20%;
    }
    
    .hero-right {
        width: 100%;
        padding: 60px 40px;
        justify-content: center;
    }
    
    .glass-card-light {
        width: 100%;
        padding: 40px;
    }
    
    .value-container {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .value-quote {
        border-right: none;
        border-bottom: 1px solid rgba(47, 58, 49, 0.15);
        padding-right: 0;
        padding-bottom: 25px;
        text-align: center;
    }
    
    .about-split,
    .teaching-split,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .realisations-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 80px;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background-color: var(--ivoire);
        transform: translateY(-100%);
        transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
        opacity: 0;
        pointer-events: none;
    }
    
    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .nav-menu ul {
        flex-direction: column;
        justify-content: center;
        height: 100%;
        gap: 30px;
    }
    
    .nav-link {
        font-size: 16px;
    }
    
    .header-socials {
        display: none;
    }
    
    .hamburger.open span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .hamburger.open span:nth-child(2) {
        opacity: 0;
    }
    .hamburger.open span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .pillars-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .realisations-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 26px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .value-features {
        flex-wrap: wrap;
        gap: 20px 10px;
    }
    
    .feature-item {
        flex: 1 1 30%;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .pillars-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-item {
        flex: 1 1 45%;
    }
}