/* ==================== Variables & Globals ==================== */
:root {
    --brand-blue: #203040;
    --brand-gold: #d0a050;
    --primary: var(--brand-blue);
    --primary-dark: #162534;
    --secondary: #2f475f;
    --accent: var(--brand-gold);
    --light: #f0f2f5;
    --dark: #1a1a1a;
    --text: #333;
    --text-light: #666;
    --border: #e0e0e0;
    --transition: 0.3s ease;
    --shadow: 0 10px 30px rgba(0,0,0,0.1);
    --shadow-sm: 0 5px 15px rgba(0,0,0,0.08);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Manrope', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text);
    background-color: #fff;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== Navigation ==================== */
.navbar {
    background: rgba(255, 255, 255, 0.84);
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 30px rgba(8, 23, 53, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: all var(--transition);
}

.navbar.navbar-scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 18px 38px rgba(8, 23, 53, 0.13);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 20px;
}

.navbar-brand {
    flex: 0 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: color var(--transition);
}

.logo-image {
    height: 64px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(32, 48, 64, 0.18));
    transition: filter 0.3s ease;
}

.logo:hover .logo-image {
    filter: drop-shadow(0 4px 14px rgba(32, 48, 64, 0.32));
}

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

.navbar-menu {
    display: flex;
    gap: 2rem;
    flex: 1;
    justify-content: center;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    transition: color var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition);
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
    transition: all var(--transition);
}

/* ==================== Hero Section ==================== */

.hero-cinematic {
    --hero-scroll: 0;
    color: white;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    padding: 120px 20px 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    isolation: isolate;
    background: radial-gradient(circle at 20% 20%, #4669a8 0%, transparent 35%),
        radial-gradient(circle at 85% 80%, #0b1f4b 0%, transparent 30%),
        linear-gradient(165deg, #081735 0%, #0a244f 55%, #102a5e 100%);
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(3px);
    pointer-events: none;
}

.hero-orb-a {
    width: min(42vw, 420px);
    aspect-ratio: 1;
    right: -8%;
    top: 4%;
    background: radial-gradient(circle, rgba(244, 196, 48, 0.32) 0%, rgba(244, 196, 48, 0.05) 48%, rgba(244, 196, 48, 0) 72%);
    transform: translateY(calc(var(--hero-scroll) * -50px));
}

.hero-orb-b {
    width: min(34vw, 320px);
    aspect-ratio: 1;
    left: -8%;
    bottom: 10%;
    background: radial-gradient(circle, rgba(104, 143, 212, 0.34) 0%, rgba(104, 143, 212, 0) 72%);
    transform: translateY(calc(var(--hero-scroll) * 45px));
}

.hero-cinematic-bg {
    position: absolute;
    inset: 0;
    z-index: -4;
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0) 45%);
    transform: translateY(calc(var(--hero-scroll) * 30px));
}

.hero-cinematic-grid {
    position: absolute;
    inset: 0;
    z-index: -2;
    opacity: 0.28;
    background:
        linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
    background-size: 70px 70px;
    transform: translateY(calc(var(--hero-scroll) * 18px));
}

.hero-roof-layer {
    position: absolute;
    left: -5%;
    right: -5%;
    bottom: -28%;
    width: 110%;
    height: 72%;
    object-fit: cover;
    z-index: -1;
    pointer-events: none;
    opacity: calc(0.4 + var(--hero-scroll) * 0.5);
    transform: translate3d(0, calc((1 - var(--hero-scroll)) * 110px), 0) scale(calc(1.2 - var(--hero-scroll) * 0.22));
    filter: saturate(0.85) contrast(1.08) brightness(0.78);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><defs><pattern id="grid" width="50" height="50" patternUnits="userSpaceOnUse"><path d="M 50 0 L 0 0 0 50" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/></pattern></defs><rect width="1200" height="600" fill="url(%23grid)"/></svg>');
    opacity: 0.25;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 860px;
    transform: translateY(calc(var(--hero-scroll) * 36px));
    opacity: calc(1 - var(--hero-scroll) * 0.35);
}

.hero-reveal-content {
    position: relative;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transform: translateY(28px);
    transition: max-height 0.7s ease, opacity 0.55s ease, transform 0.55s ease;
    pointer-events: none;
}

.hero-cinematic.reveal-content .hero-reveal-content {
    max-height: 700px;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.28);
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    margin-bottom: 1.2rem;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    animation: slideDown 0.65s ease;
}

.hero-main-logo {
    width: min(65vw, 430px);
    height: auto;
    margin-bottom: 0.8rem;
    filter: drop-shadow(0 22px 50px rgba(3, 8, 19, 0.45));
    transform: scale(calc(1.08 - var(--hero-scroll) * 0.3));
    transform-origin: center;
    animation: heroLogoReveal 1.15s cubic-bezier(0.2, 0.9, 0.15, 1) both;
}

.hero-cinematic h1 {
    font-family: 'Sora', 'Manrope', sans-serif;
    font-size: clamp(2.2rem, 4.8vw, 4.5rem);
    margin-bottom: 1rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    animation: slideDown 0.6s ease;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    opacity: 0.95;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-scroll-hint {
    margin-top: 2.2rem;
    font-size: 0.88rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    opacity: 0.8;
    animation: pulseHint 1.9s ease-in-out infinite;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-metrics {
    margin-top: 1.6rem;
    display: grid;
    grid-template-columns: repeat(3, minmax(120px, 1fr));
    gap: 0.8rem;
}

.hero-metric {
    padding: 0.85rem 0.8rem;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.24);
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
}

.hero-metric strong {
    display: block;
    font-family: 'Sora', 'Manrope', sans-serif;
    font-size: 1.32rem;
}

.hero-metric span {
    display: block;
    margin-top: 0.2rem;
    font-size: 0.86rem;
    opacity: 0.88;
}

/* ==================== Buttons ==================== */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--transition);
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(11, 31, 75, 0.35);
}

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

.btn-secondary:hover {
    background: transparent;
    transform: translateY(-2px);
}

.hero-cinematic .btn-secondary {
    color: white;
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.6);
}

.hero-cinematic .btn-secondary:hover {
    border-color: white;
    background: rgba(255, 255, 255, 0.15);
}

.hero-floating-card {
    position: absolute;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.2rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.34);
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(9px);
    box-shadow: 0 12px 30px rgba(7, 15, 34, 0.2);
    font-size: 0.83rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: calc(0.9 - var(--hero-scroll) * 0.4);
}

.floating-card-left {
    left: -16%;
    top: 8%;
    transform: translateY(calc(var(--hero-scroll) * -42px));
}

.floating-card-right {
    right: -16%;
    bottom: 8%;
    transform: translateY(calc(var(--hero-scroll) * 42px));
}

.hero-progress {
    margin: 0.95rem auto 0;
    width: min(280px, 65vw);
    height: 3px;
    background: rgba(255, 255, 255, 0.24);
    border-radius: 99px;
    overflow: hidden;
}

.hero-progress span {
    display: block;
    height: 100%;
    width: calc(var(--hero-scroll) * 100%);
    background: linear-gradient(90deg, rgba(244, 196, 48, 0.86), rgba(255, 255, 255, 0.92));
    transition: width 0.09s linear;
}

/* ==================== Materials Showcase ==================== */
.materials-showcase {
    position: relative;
    padding: 90px 20px;
    background:
        radial-gradient(circle at 85% 20%, rgba(45, 92, 170, 0.14) 0%, rgba(45, 92, 170, 0) 32%),
        linear-gradient(180deg, #f7f9fc 0%, #eef2f8 100%);
}

.materials-head {
    max-width: 820px;
    margin: 0 auto;
    text-align: center;
}

.materials-kicker {
    display: inline-block;
    margin-bottom: 0.75rem;
    color: var(--secondary);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.materials-head h2 {
    font-family: 'Sora', 'Manrope', sans-serif;
    color: var(--primary);
    font-size: clamp(1.9rem, 3.6vw, 3rem);
    margin-bottom: 0.8rem;
}

.materials-head p {
    color: #42536e;
}

.materials-grid {
    margin-top: 2.4rem;
    display: grid;
    grid-template-columns: repeat(2, minmax(280px, 1fr));
    gap: 1.4rem;
}

.material-card {
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(18, 52, 108, 0.12);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 16px 40px rgba(13, 35, 74, 0.12);
    transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.material-card:hover {
    transform: translateY(-8px);
    border-color: rgba(18, 52, 108, 0.28);
    box-shadow: 0 22px 46px rgba(13, 35, 74, 0.2);
}

.material-media {
    height: 220px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

.material-media::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(7, 18, 36, 0.4) 0%, rgba(7, 18, 36, 0) 40%);
}

.material-content {
    padding: 1.2rem 1.2rem 1.35rem;
}

.material-content h3 {
    margin-bottom: 0.45rem;
    color: #0f2958;
    font-size: 1.18rem;
}

.material-content p {
    color: #4f617d;
}

.material-zinc .material-media,
.material-bacacier .material-media,
.material-ardoise .material-media {
    background-size: cover;
    background-position: center;
}

.btn-submit {
    width: 100%;
}

/* ==================== Services Section ==================== */
.services-preview,
.services-section {
    padding: 80px 20px;
}

.services-preview h2,
.services-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
    border-color: var(--primary);
}

.service-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.service-card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.service-card p {
    color: var(--text-light);
}

/* Service Details */
.service-detail {
    margin-bottom: 4rem;
}

.service-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.service-content.reverse {
    direction: rtl;
}

.service-content.reverse > * {
    direction: ltr;
}

.service-image {
    position: relative;
}

.image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    min-height: 300px;
    font-size: 80px;
}

.about-photo {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
}

.service-photo {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
}

.service-info h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.service-info p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.service-list {
    list-style: none;
    margin: 1.5rem 0;
}

.service-list li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.service-list i {
    color: var(--primary);
    font-size: 1.1rem;
}

.guarantee {
    background: var(--light);
    padding: 1rem;
    border-left: 4px solid var(--primary);
    border-radius: 5px;
    margin-top: 1rem;
}

/* ==================== Why Us Section ==================== */
.why-us {
    background: var(--light);
    padding: 80px 20px;
}

.why-us h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.why-item {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition);
}

.why-item:hover {
    transform: translateY(-5px);
}

.why-item i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.why-item h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

/* ==================== Contact CTA ==================== */
.contact-cta {
    background:
        radial-gradient(ellipse 80% 60% at 50% 110%, rgba(50, 82, 118, 0.5) 0%, transparent 100%),
        linear-gradient(160deg, #080f18 0%, #132030 55%, #1d3347 100%);
    color: white;
    padding: 80px 20px;
    text-align: center;
}

.contact-cta h2 {
    font-family: 'Sora', 'Manrope', sans-serif;
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 800;
    margin-bottom: 0.6rem;
}

.contact-cta p {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.75);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    padding: 15px 35px;
}

/* ==================== Process Section ==================== */
.process-section {
    padding: 80px 20px;
    background: #ffffff;
}

.process-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary);
}

.process-steps {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.step {
    flex: 1;
    min-width: 150px;
    text-align: center;
    position: relative;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    font-weight: bold;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.step h3 {
    margin-bottom: 0.5rem;
}

.step-arrow {
    color: var(--primary);
    font-size: 1.5rem;
    display: none;
}

/* ==================== Page Header ==================== */
.page-header {
    background:
        radial-gradient(ellipse 80% 70% at 50% 110%, rgba(50, 82, 118, 0.55) 0%, transparent 100%),
        radial-gradient(circle at 8% 20%, rgba(200, 146, 42, 0.14) 0%, transparent 40%),
        linear-gradient(160deg, #080f18 0%, #132030 55%, #1d3347 100%);
    color: white;
    padding: 90px 20px 70px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #c8922a, #f6d372);
    border-radius: 2px;
}

.page-header h1 {
    font-family: 'Sora', 'Manrope', sans-serif;
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 0.6rem;
}

.page-header p {
    color: rgba(255, 255, 255, 0.72);
    font-size: 1.05rem;
    max-width: 520px;
    margin: 0 auto;
}

/* ==================== Projects Section ==================== */
.projects-section {
    padding: 80px 20px;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 25px;
    border: 2px solid var(--border);
    background: white;
    border-radius: 25px;
    cursor: pointer;
    transition: all var(--transition);
    font-weight: 500;
}

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

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.project-card {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.project-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.project-card:hover .project-photo {
    transform: scale(1.06);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    font-size: 1.5rem;
    transition: all var(--transition);
    cursor: pointer;
}

.project-link:hover {
    background: var(--secondary);
    transform: scale(1.1);
}

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.project-category {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.project-description {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.project-stats {
    display: flex;
    gap: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-light);
}

.project-stats span {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

/* ==================== Stats Section ==================== */
.stats-section {
    background: var(--light);
    padding: 60px 20px;
}

.stats-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 14px;
    box-shadow: 0 4px 20px rgba(14,28,46,0.08);
    border-bottom: 3px solid var(--accent);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.stat:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(14,28,46,0.13);
}

.stat h3 {
    font-family: 'Sora', 'Manrope', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat p {
    color: var(--text-light);
}

/* ==================== About Section ==================== */
.about-section {
    padding: 80px 20px;
}

.about-section.alt-bg {
    background: var(--light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-content.reverse {
    direction: rtl;
}

.about-content.reverse > * {
    direction: ltr;
}

.about-text h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.about-text p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--text-light);
}

.about-list {
    list-style: none;
    margin: 1.5rem 0;
}

.about-list li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.about-list i {
    color: var(--primary);
}

/* ==================== Team Section ==================== */
.team-section {
    padding: 80px 20px;
    background: var(--light);
}

.team-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--primary);
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 3rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.team-member {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition);
    text-align: center;
}

.team-member:hover {
    transform: translateY(-5px);
}

.member-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.team-member h3 {
    margin: 1rem;
    margin-bottom: 0.3rem;
}

.member-role {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    margin: 0 1rem 0.5rem 1rem;
}

.member-bio {
    color: var(--text-light);
    font-size: 0.9rem;
    padding: 0 1rem 1rem 1rem;
}

/* ==================== Values Section ==================== */
.values-section {
    padding: 80px 20px;
    background: #f7f8fa;
}

.values-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.value-item {
    background: white;
    border: 1.5px solid var(--border);
    border-radius: 14px;
    padding: 2rem;
    text-align: center;
    transition: all var(--transition);
    box-shadow: 0 2px 12px rgba(14,28,46,0.05);
}

.value-item:hover {
    border-color: var(--accent);
    box-shadow: 0 10px 32px rgba(14,28,46,0.12);
    transform: translateY(-3px);
}

.value-icon {
    font-size: 2.2rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.value-item h3 {
    margin-bottom: 0.5rem;
}

/* ==================== Certifications Section ==================== */
.certifications-section {
    padding: 80px 20px;
    background: #ffffff;
}

.certifications-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary);
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.certification {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.certification i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.certification h3 {
    margin-bottom: 0.5rem;
}

.certification p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ==================== Contact Section ==================== */
/* ==================== Contact Section ==================== */
.contact-section {
    padding: 80px 20px 100px;
    background: #f7f8fa;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.35fr;
    gap: 2.5rem;
    align-items: start;
}

/* Info card */
.contact-info-card {
    background: linear-gradient(145deg, #0e1c2e 0%, #132030 55%, #1d3347 100%);
    border-radius: 20px;
    padding: 2.5rem;
    color: #fff;
    position: sticky;
    top: 100px;
}

.contact-info-overline {
    font-family: 'Manrope', sans-serif;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #c8922a;
    margin-bottom: 0.6rem;
}

.contact-info-card h2 {
    font-family: 'Sora', 'Manrope', sans-serif;
    font-size: clamp(1.3rem, 2.2vw, 1.7rem);
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.contact-info-intro {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.10);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-icon {
    flex-shrink: 0;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(200, 146, 42, 0.15);
    color: #c8922a;
    border-radius: 10px;
    font-size: 0.95rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.contact-label {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.45);
}

.contact-details a,
.contact-details span:not(.contact-label):not(.contact-sub) {
    font-size: 0.97rem;
    font-weight: 600;
    color: #fff;
    text-decoration: none;
}

.contact-details a:hover {
    color: #c8922a;
}

.contact-sub {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.45);
}

/* Form */
.contact-form-wrapper {
    background: #fff;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 4px 24px rgba(14, 28, 46, 0.07);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.form-group label {
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: #0e1c2e;
    text-transform: uppercase;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 13px 16px;
    border: 1.5px solid #e4e9f0;
    border-radius: 10px;
    font-family: 'Manrope', sans-serif;
    font-size: 0.97rem;
    color: #0e1c2e;
    background: #fafbfc;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #a0aab8;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #c8922a;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(200, 146, 42, 0.10);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

.btn-submit {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: 0.25rem;
}

/* ==================== Footer ==================== */
.footer {
    background: var(--dark);
    color: white;
    padding: 60px 20px 20px 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}


.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition);
}

.footer-section a:hover {
    color: var(--primary);
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(102, 126, 234, 0.2);
    border-radius: 50%;
    color: var(--primary);
    transition: all var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: white;
}

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

@keyframes heroLogoReveal {
    from {
        opacity: 0;
        transform: scale(0.72) translateY(20px);
        filter: blur(7px) drop-shadow(0 18px 45px rgba(3, 8, 19, 0));
    }
    to {
        opacity: 1;
        transform: scale(1);
        filter: blur(0) drop-shadow(0 22px 50px rgba(3, 8, 19, 0.45));
    }
}

@keyframes pulseHint {
    0%,
    100% {
        opacity: 0.5;
        transform: translateY(0);
    }
    50% {
        opacity: 1;
        transform: translateY(4px);
    }
}

/* ==================== Responsive Design ==================== */
@media (max-width: 768px) {
    .navbar-menu {
        display: none;
        gap: 0;
        flex-direction: column;
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        background: white;
        padding: 1rem 0;
        box-shadow: var(--shadow);
    }

    .navbar-menu.active {
        display: flex;
    }

    .nav-link {
        padding: 0.8rem 1.5rem;
    }

    .hamburger {
        display: flex;
    }

    .hero-cinematic {
        min-height: 92vh;
        padding: 110px 20px 70px;
    }

    .hero-floating-card {
        display: none;
    }

    .hero-roof-layer {
        width: 160%;
        left: -30%;
        bottom: -18%;
    }

    .materials-showcase {
        padding: 70px 20px;
    }

    .materials-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .hero-cinematic h1 {
        font-size: 2.2rem;
    }

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

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

    .hero-main-logo {
        width: min(76vw, 320px);
    }

    .hero-metrics {
        grid-template-columns: 1fr;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-scroll-hint {
        margin-top: 1.5rem;
    }

    .services-grid,
    .why-grid,
    .team-grid,
    .values-grid {
        grid-template-columns: 1fr;
    }

    .service-content,
    .service-content.reverse,
    .about-content,
    .about-content.reverse {
        grid-template-columns: 1fr;
        direction: ltr !important;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .contact-info-card {
        position: static;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .process-steps {
        flex-direction: column;
    }

    .step-arrow {
        display: block;
        transform: rotate(90deg);
    }

    .projects-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }

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

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

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

    .social-links {
        justify-content: center;
    }

    .filter-buttons {
        gap: 0.5rem;
    }

    .filter-btn {
        padding: 8px 15px;
        font-size: 0.9rem;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .services-preview h2,
    .services-section h2,
    .contact-cta h2 {
        font-size: 2rem;
    }

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

    .cta-buttons .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-cinematic h1 {
        font-size: 1.8rem;
    }

    .hero-cinematic {
        min-height: 84vh;
        padding-top: 95px;
    }

    .hero-description {
        font-size: 1rem;
    }

    .material-media {
        height: 200px;
    }

    .hero-kicker {
        font-size: 0.68rem;
        padding: 7px 12px;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .service-card {
        padding: 1.5rem;
    }

    .service-icon {
        font-size: 2rem;
    }

    .page-header h1 {
        font-size: 1.8rem;
    }

    .container {
        padding: 0 15px;
    }

    .navbar .container {
        padding: 0.8rem 15px;
    }

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

    .stat h3 {
        font-size: 2rem;
    }

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

    .contact-cta p {
        font-size: 1rem;
    }

    .process-steps {
        gap: 1rem;
    }

    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .hero-main-logo,
    .hero-scroll-hint {
        animation: none;
    }

    .hero-cinematic,
    .hero-content,
    .hero-roof-layer,
    .hero-cinematic-grid,
    .hero-cinematic-bg {
        transform: none !important;
    }
}

/* ==================== Print Styles ==================== */
@media print {
    .navbar,
    .contact-cta,
    .filter-buttons {
        display: none;
    }
}

/* ==================== Home Premium V2 ==================== */
.home-premium {
    background: linear-gradient(180deg, #f6f8fc 0%, #edf2fa 100%);
    --chroma-opacity: 0.28;
    --chroma-shift: 0;
    position: relative;
}

.home-premium::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    opacity: var(--chroma-opacity);
    transform: translateY(calc(var(--chroma-shift) * -1px));
    transition: opacity 0.6s ease, transform 0.6s ease, background 0.7s ease;
    will-change: transform, opacity;
    background:
        radial-gradient(circle at 15% 18%, rgba(88, 140, 232, 0.36) 0%, rgba(88, 140, 232, 0) 40%),
        radial-gradient(circle at 84% 80%, rgba(37, 83, 168, 0.28) 0%, rgba(37, 83, 168, 0) 42%);
}

.home-premium[data-tone='materiaux']::before {
    background:
        radial-gradient(circle at 22% 18%, rgba(241, 175, 38, 0.3) 0%, rgba(241, 175, 38, 0) 40%),
        radial-gradient(circle at 82% 78%, rgba(52, 102, 191, 0.3) 0%, rgba(52, 102, 191, 0) 40%);
}

.home-premium[data-tone='signature']::before {
    background:
        radial-gradient(circle at 18% 15%, rgba(107, 167, 214, 0.3) 0%, rgba(107, 167, 214, 0) 40%),
        radial-gradient(circle at 80% 80%, rgba(25, 55, 118, 0.34) 0%, rgba(25, 55, 118, 0) 40%);
}

.home-premium[data-tone='projets-phare']::before {
    background:
        radial-gradient(circle at 20% 20%, rgba(67, 102, 174, 0.32) 0%, rgba(67, 102, 174, 0) 40%),
        radial-gradient(circle at 86% 82%, rgba(240, 180, 38, 0.28) 0%, rgba(240, 180, 38, 0) 40%);
}

.home-premium[data-tone='contact-premium']::before {
    background:
    radial-gradient(circle at 16% 18%, rgba(32, 48, 64, 0.42) 0%, rgba(32, 48, 64, 0) 44%),
    radial-gradient(circle at 85% 80%, rgba(208, 160, 80, 0.3) 0%, rgba(208, 160, 80, 0) 40%);
}

.home-premium .navbar {
    background: rgba(255, 255, 255, 0.84);
    backdrop-filter: blur(14px);
}

.home-hero {
    --hero-scroll: 0;
    position: relative;
    min-height: 94vh;
    overflow: hidden;
    display: grid;
    place-items: center;
    padding: 82px 20px 110px;
    color: #0e1c2e;
    background:
        /* Aura or — gauche */
        radial-gradient(ellipse 58% 85% at -6% 52%, rgba(210, 152, 38, 0.62) 0%, rgba(210, 152, 38, 0.18) 48%, transparent 72%),
        /* Touche chaude — haut gauche */
        radial-gradient(ellipse 38% 42% at 10% 6%, rgba(232, 178, 55, 0.34) 0%, transparent 62%),
        /* Touche chaude — bas gauche */
        radial-gradient(ellipse 30% 35% at 4% 90%, rgba(195, 140, 32, 0.28) 0%, transparent 60%),
        /* Aura bleu-ardoise — droite */
        radial-gradient(ellipse 58% 85% at 106% 50%, rgba(82, 122, 172, 0.58) 0%, rgba(82, 122, 172, 0.16) 48%, transparent 72%),
        /* Touche froide — haut droite */
        radial-gradient(ellipse 36% 38% at 94% 8%, rgba(68, 110, 165, 0.30) 0%, transparent 62%),
        /* Touche froide — bas droite */
        radial-gradient(ellipse 32% 32% at 98% 88%, rgba(75, 118, 170, 0.24) 0%, transparent 58%),
        /* Base nacrée */
        linear-gradient(160deg, #fdf4e8 0%, #fafafa 35%, #fafafa 65%, #edf2f9 100%);
}

.home-hero-noise {
    position: absolute;
    inset: 0;
    z-index: 1;
    opacity: 0.06;
    background-image: radial-gradient(circle at 1px 1px, rgba(14, 28, 46, 0.8) 1px, transparent 0);
    background-size: 24px 24px;
    pointer-events: none;
}

.home-hero-sweep {
    position: absolute;
    inset: -35% -20% auto;
    z-index: 1;
    height: 70%;
    transform: rotate(-8deg) translateY(calc(var(--hero-scroll) * 60px));
    background: linear-gradient(110deg, rgba(210, 152, 38, 0.07), transparent 55%);
    pointer-events: none;
    will-change: transform;
}

.home-hero-content {
    position: relative;
    z-index: 3;
    max-width: 980px;
    text-align: center;
}

.home-overline {
    margin-bottom: 1rem;
    display: inline-block;
    padding: 8px 16px;
    border-radius: 999px;
    border: 1px solid rgba(14, 28, 46, 0.18);
    background: rgba(14, 28, 46, 0.05);
    font-size: 0.74rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-weight: 700;
    color: #4a6a8a;
}

.home-hero-logo {
    width: min(62vw, 580px);
    max-width: 100%;
    filter: drop-shadow(0 6px 24px rgba(14, 28, 46, 0.18)) drop-shadow(0 2px 6px rgba(14, 28, 46, 0.10));
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    border: none !important;
    animation: heroLogoIn 0.9s cubic-bezier(0.22, 0.9, 0.22, 1) 0.15s both;
}

@keyframes heroLogoIn {
    from { opacity: 0; transform: scale(0.88); }
    to   { opacity: 1; transform: scale(1); }
}

@keyframes heroFadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.home-overline {
    animation: heroFadeUp 0.6s ease 0.85s both;
}

.home-hero h1 {
    margin: 0.7rem auto 0;
    font-family: 'Sora', 'Manrope', sans-serif;
    font-size: clamp(2rem, 4.2vw, 3.8rem);
    letter-spacing: -0.01em;
    max-width: 800px;
    line-height: 1.03;
    text-wrap: balance;
    color: #0e1c2e;
    text-shadow: none;
    animation: heroFadeUp 0.65s ease 1.0s both;
}

.home-hero h1 span {
    display: block;
}

.home-hero h1 span:last-child {
    background: linear-gradient(90deg, #b87820 0%, #c8922a 55%, #e0a83a 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.home-hero-desc {
    margin: 1rem auto 1.5rem;
    max-width: 760px;
    color: rgba(14, 28, 46, 0.68);
    font-size: 1.05rem;
    animation: heroFadeUp 0.65s ease 1.2s both;
}

.home-hero-actions {
    display: flex;
    gap: 0.9rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: heroFadeUp 0.65s ease 1.38s both;
}

.home-premium .btn {
    border-radius: 12px;
}

.home-premium .btn-primary {
    background: linear-gradient(120deg, #d0a050 0%, #b88734 100%);
    color: #162746;
    font-weight: 800;
}

.home-premium .btn-primary:hover {
    background: linear-gradient(120deg, #ddb46d 0%, #c6943f 100%);
}

.home-premium .btn-secondary {
    border-color: rgba(14, 28, 46, 0.30);
    background: rgba(14, 28, 46, 0.05);
    color: #0e1c2e;
}

.home-premium .btn-secondary:hover {
    background: rgba(14, 28, 46, 0.10);
}

.home-hero-stats {
    margin-top: 1.35rem;
    display: grid;
    grid-template-columns: repeat(3, minmax(140px, 1fr));
    gap: 0.85rem;
    animation: heroFadeUp 0.65s ease 1.55s both;
}

.home-hero-stats article {
    border-radius: 14px;
    border: 1px solid rgba(14, 28, 46, 0.12);
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(8px);
    padding: 0.85rem;
}

.home-hero-stats strong {
    display: block;
    font-family: 'Sora', 'Manrope', sans-serif;
    font-size: 1.32rem;
}

.home-hero-stats span {
    font-size: 0.86rem;
    color: rgba(14, 28, 46, 0.60);
}

.home-section-head {
    text-align: center;
    margin-bottom: 2rem;
}

.home-section-head p {
    margin-bottom: 0.65rem;
    color: #1f4688;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-size: 0.76rem;
    font-weight: 800;
}

.home-section-head h2 {
    color: #0c234d;
    font-family: 'Sora', 'Manrope', sans-serif;
    font-size: clamp(1.6rem, 3.1vw, 2.5rem);
}

.home-materials,
.home-story,
.home-projects,
.home-cta {
    padding: 90px 20px;
}

/* CTA section dark override — seamless with footer */
.home-cta {
    background: #0e1c2e;
    padding: 0;
}

.home-cta-wrap {
    border-radius: 0 !important;
    box-shadow: none !important;
    padding-top: 90px !important;
    padding-bottom: 90px !important;
    background: linear-gradient(145deg, #09172a 0%, #0e1c2e 50%, #122133 100%) !important;
}

/* Secondary button visible on dark CTA background */
.home-cta-wrap .btn-secondary {
    border-color: rgba(255, 255, 255, 0.55) !important;
    background: rgba(255, 255, 255, 0.07) !important;
    color: #fff !important;
}

.home-cta-wrap .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15) !important;
    border-color: rgba(255, 255, 255, 0.85) !important;
}

/* ==================== Section Métiers (Process) ==================== */
.home-process {
    background: linear-gradient(145deg, #0e1c2e 0%, #132030 55%, #1d3347 100%);
    padding: 52px 20px 60px;
}

.home-section-head--dark p {
    color: #c8922a;
}

.home-section-head--dark h2 {
    color: #ffffff;
}

.home-process-layout {
    margin-top: 2.5rem;
    display: flex;
    align-items: center;
    gap: 3rem;
}

.home-process-visual {
    flex: 1 1 0;
    min-width: 0;
}

.home-process-img {
    width: 100%;
    max-width: 100%;
    border-radius: 20px;
    box-shadow:
        0 4px 24px rgba(14, 28, 46, 0.10),
        0 16px 56px rgba(14, 28, 46, 0.13);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.home-process-img:hover {
    transform: translateY(-4px) scale(1.005);
    box-shadow:
        0 8px 32px rgba(14, 28, 46, 0.14),
        0 24px 72px rgba(14, 28, 46, 0.18);
}

.home-process-list {
    flex: 0 0 220px;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.home-process-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Manrope', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    background: rgba(255, 255, 255, 0.07);
    border: 1.5px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    padding: 0.65rem 1rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.home-process-list li:hover {
    border-color: #c8922a;
    box-shadow: 0 4px 14px rgba(200, 146, 42, 0.20);
}

.home-process-list li i {
    color: #c8922a;
    font-size: 0.95rem;
    width: 18px;
    text-align: center;
    flex-shrink: 0;
}

/* ==================== Section Matériaux ==================== */
.home-materials {
    background: linear-gradient(180deg, #eef3fb 0%, #f8faff 100%);
}

.home-materials-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(200px, 1fr));
    gap: 1rem;
}

.home-material-card {
    --mx: 0;
    --my: 0;
    background: rgba(255, 255, 255, 0.84);
    border: 1px solid rgba(20, 52, 100, 0.13);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 14px 34px rgba(12, 36, 79, 0.12);
    transform: perspective(900px) rotateX(calc(var(--my) * 0.8deg)) rotateY(calc(var(--mx) * -0.8deg)) translateY(0);
    transform-style: preserve-3d;
    transition: transform 0.3s ease, box-shadow 0.35s ease;
    will-change: transform;
}

.home-material-card:hover {
    transform: perspective(900px) rotateX(calc(var(--my) * 1.1deg)) rotateY(calc(var(--mx) * -1.1deg)) translateY(-6px);
    box-shadow: 0 20px 38px rgba(12, 36, 79, 0.2);
}

.home-material-image {
    height: 210px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.home-material-card h3 {
    color: #0e2a5d;
    margin: 1rem 1rem 0.5rem;
    transform: translateZ(18px);
}

.home-material-card p {
    margin: 0 1rem 1rem;
    color: #4d6385;
    font-size: 0.95rem;
    transform: translateZ(14px);
}

.home-story {
    background: #f7f8fa;
}

.home-story-grid {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 2rem;
    align-items: center;
}

.home-story-kicker {
    color: #1f4688;
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-weight: 800;
}

.home-story-text h2 {
    margin: 0.8rem 0 1rem;
    color: #0c234d;
    font-family: 'Sora', 'Manrope', sans-serif;
    font-size: clamp(1.6rem, 3vw, 2.35rem);
}

.home-story-text ul {
    list-style: none;
}

.home-story-text li {
    margin-bottom: 0.85rem;
    color: #3f5473;
    position: relative;
    padding-left: 1.4rem;
}

.home-story-text li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.52rem;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #dbab23;
}

.home-story-link {
    margin-top: 0.4rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #0d306a;
    text-decoration: none;
    font-weight: 700;
}

.home-story-media {
    min-height: 420px;
    border-radius: 22px;
    background-size: cover;
    background-position: center;
    box-shadow: 0 22px 48px rgba(11, 34, 75, 0.22);
}

.home-projects {
    background: #ffffff;
}

.home-projects-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(220px, 1fr));
    gap: 1rem;
}

.home-project-card {
    background: #fff;
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid rgba(20, 52, 100, 0.12);
    box-shadow: 0 14px 34px rgba(12, 36, 79, 0.12);
}

.home-project-card img {
    width: 100%;
    height: 230px;
    object-fit: cover;
    display: block;
}

.home-project-card div {
    padding: 1rem;
}

.home-project-card h3 {
    color: #0e2a5d;
    margin-bottom: 0.5rem;
}

.home-project-card p {
    color: #516887;
}

.home-cta-wrap {
    border-radius: 24px;
    padding: 2.3rem;
    text-align: center;
    color: #fff;
    background: linear-gradient(145deg, #0e1c2e 0%, #132030 55%, #1d3347 100%);
    box-shadow: 0 20px 48px rgba(8, 20, 36, 0.22);
}

.home-cta-wrap h2 {
    font-family: 'Sora', 'Manrope', sans-serif;
    font-size: clamp(1.4rem, 2.8vw, 2.2rem);
    margin-bottom: 0.7rem;
}

.home-cta-wrap p {
    color: rgba(255, 255, 255, 0.85);
    max-width: 720px;
    margin: 0 auto 1.5rem;
}

.home-cta-actions {
    display: flex;
    justify-content: center;
    gap: 0.9rem;
    flex-wrap: wrap;
}

@keyframes homeLogoIn {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(22px);
        filter: blur(7px) drop-shadow(0 20px 36px rgba(2, 8, 22, 0));
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
        filter: blur(0) drop-shadow(0 24px 50px rgba(2, 8, 22, 0.52));
    }
}

@media (max-width: 1024px) {
    .home-materials-grid {
        grid-template-columns: repeat(2, minmax(240px, 1fr));
    }

    .home-projects-grid {
        grid-template-columns: 1fr 1fr;
    }

    .home-story-grid {
        grid-template-columns: 1fr;
    }

    .home-story-media {
        min-height: 340px;
    }

    .home-process-layout {
        flex-direction: column;
        gap: 2rem;
    }

    .home-process-list {
        flex: none;
        width: 100%;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .home-hero {
        min-height: 88vh;
        padding-top: 96px;
        padding-bottom: 80px;
    }

    .home-overline {
        font-size: 0.66rem;
    }

    .home-hero h1 {
        line-height: 1.08;
    }

    .home-hero-stats {
        grid-template-columns: 1fr;
    }

    .home-materials,
    .home-story,
    .home-projects,
    .home-cta {
        padding: 70px 20px;
    }

    .home-materials-grid,
    .home-projects-grid {
        grid-template-columns: 1fr;
    }

    .home-project-card img {
        height: 210px;
    }

    .home-cta-wrap {
        padding: 1.6rem;
    }

    .home-intro-text {
        letter-spacing: 0.22em;
        bottom: 20%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .home-hero-logo,
    .home-overline,
    .home-hero h1,
    .home-hero-desc,
    .home-hero-actions,
    .home-hero-stats {
        animation: none;
        opacity: 1;
        transform: none;
    }

    .home-premium::before {
        transition: none;
    }

    .home-material-card,
    .home-material-card:hover {
        transform: none;
    }
}


/* ======================================================
   ENHANCED UX — BEL TOITURE 2026
   ====================================================== */

/* === Reading Progress Bar === */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, #c8922a, #e8c46a, #c8922a);
    z-index: 1001;
    transition: width 0.1s linear;
    border-radius: 0 2px 2px 0;
    pointer-events: none;
}

/* === Scroll To Top Button === */
.scroll-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #203040, #2f475f);
    color: #d0a050;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    box-shadow: 0 8px 28px rgba(32, 48, 64, 0.4);
    opacity: 0;
    transform: translateY(16px) scale(0.85);
    transition: opacity 0.35s ease, transform 0.35s ease, background 0.3s ease, box-shadow 0.3s ease;
    z-index: 999;
    pointer-events: none;
}

.scroll-top.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.scroll-top:hover {
    background: linear-gradient(135deg, #d0a050, #b88734);
    color: #0e1c2e;
    transform: translateY(-4px) scale(1.08);
    box-shadow: 0 14px 36px rgba(200, 146, 42, 0.45);
}

/* === Enhanced Process Section (Timeline) === */
.process-section {
    background: linear-gradient(160deg, #f4f8ff 0%, #edf2fb 50%, #f4f8ff 100%);
    position: relative;
    overflow: hidden;
}

.process-section::before {
    content: '';
    position: absolute;
    width: 640px;
    height: 640px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(208, 160, 80, 0.08) 0%, transparent 70%);
    top: -250px;
    right: -200px;
    pointer-events: none;
}

.process-section h2 {
    font-family: 'Sora', 'Manrope', sans-serif;
    font-size: clamp(1.8rem, 3.2vw, 2.6rem);
    font-weight: 800;
    color: #0e1c2e;
    position: relative;
}

.process-section h2::after {
    content: '';
    display: block;
    width: 56px;
    height: 3px;
    background: linear-gradient(90deg, #c8922a, #e8c46a);
    border-radius: 99px;
    margin: 0.75rem auto 0;
}

.process-steps {
    position: relative;
    align-items: flex-start;
    gap: 0;
    flex-wrap: nowrap;
    display: flex;
}

.step-arrow {
    display: none;
}

.step {
    flex: 1;
    padding: 0 0.75rem;
    position: relative;
}

/* Connecting line between steps */
.step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 29px;
    left: calc(50% + 35px);
    right: calc(-50% + 35px);
    height: 2px;
    background: linear-gradient(90deg, rgba(200, 146, 42, 0.7), rgba(200, 146, 42, 0.2));
    z-index: 0;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1a2e42 0%, #2f475f 100%);
    color: #d0a050;
    border-radius: 50%;
    font-family: 'Sora', sans-serif;
    font-weight: 800;
    font-size: 1.25rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
    box-shadow: 0 6px 20px rgba(32, 48, 64, 0.28);
    border: 2.5px solid rgba(208, 160, 80, 0.35);
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease, color 0.3s ease;
}

.step:hover .step-number {
    background: linear-gradient(135deg, #d0a050 0%, #b07a24 100%);
    color: #0e1c2e;
    transform: translateY(-4px) scale(1.08);
    box-shadow: 0 12px 32px rgba(208, 160, 80, 0.42);
}

.step h3 {
    color: #0e1c2e;
    font-weight: 700;
    font-size: 0.97rem;
}

.step p {
    color: #5a7090;
    font-size: 0.88rem;
    line-height: 1.65;
}

/* === Enhanced Value Cards === */
.values-section {
    background: linear-gradient(160deg, #f0f4fb 0%, #eef2fa 100%);
}

.value-item {
    background: #fff;
    border: 1px solid rgba(14, 28, 46, 0.07);
    border-radius: 18px;
    padding: 2.2rem 1.8rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(14, 28, 46, 0.06);
    transition: transform 0.32s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.32s ease;
}

.value-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #c8922a, #e8c46a);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 18px 18px 0 0;
}

.value-item:hover {
    transform: translateY(-7px);
    box-shadow: 0 18px 44px rgba(14, 28, 46, 0.13);
}

.value-item:hover::before {
    opacity: 1;
}

.value-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(208, 160, 80, 0.12), rgba(208, 160, 80, 0.22));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.2rem;
    font-size: 1.6rem;
    color: #c8922a;
    transition: background 0.3s ease, transform 0.3s ease;
}

.value-item:hover .value-icon {
    background: linear-gradient(135deg, rgba(208, 160, 80, 0.22), rgba(208, 160, 80, 0.35));
    transform: scale(1.08);
}

/* === Enhanced Certifications Section === */
.certifications-section {
    background: linear-gradient(145deg, #0e1c2e 0%, #132030 60%, #1d3347 100%);
}

.certifications-section h2 {
    color: #ffffff;
    font-family: 'Sora', 'Manrope', sans-serif;
    font-weight: 800;
    position: relative;
}

.certifications-section h2::after {
    content: '';
    display: block;
    width: 56px;
    height: 3px;
    background: linear-gradient(90deg, #c8922a, #e8c46a);
    border-radius: 99px;
    margin: 0.75rem auto 0;
}

.certification {
    background: rgba(255, 255, 255, 0.05);
    border: 1.5px solid rgba(255, 255, 255, 0.09);
    border-radius: 18px;
    padding: 2.2rem 1.8rem;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    color: #fff;
    transition: transform 0.32s ease, border-color 0.32s ease, box-shadow 0.32s ease;
    position: relative;
    overflow: hidden;
}

.certification::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #c8922a, transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.certification:hover {
    transform: translateY(-7px);
    border-color: rgba(200, 146, 42, 0.4);
    box-shadow: 0 18px 44px rgba(0, 0, 0, 0.22), 0 0 0 1px rgba(200, 146, 42, 0.12);
}

.certification:hover::before {
    opacity: 1;
}

.certification i {
    font-size: 2.4rem;
    color: #c8922a;
    margin-bottom: 1.2rem;
    display: block;
    transition: transform 0.3s ease;
}

.certification:hover i {
    transform: scale(1.12);
}

.certification h3 {
    color: #fff;
    margin-bottom: 0.6rem;
    font-size: 1.1rem;
    font-weight: 700;
}

.certification p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* === Button Shine Effect === */
.btn {
    border-radius: 12px;
    letter-spacing: 0.02em;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 20%, rgba(255, 255, 255, 0.18) 50%, transparent 80%);
    transform: translateX(-100%);
    transition: transform 0.55s ease;
    pointer-events: none;
}

.btn:hover::after {
    transform: translateX(100%);
}

/* === Enhanced Page Header (sub-pages) === */
.page-header {
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none'%3E%3Cg fill='%23ffffff' fill-opacity='0.025'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
}

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

.page-header h1 {
    animation: heroFadeUp 0.65s ease 0.1s both;
}

.page-header p {
    animation: heroFadeUp 0.65s ease 0.3s both;
}

/* === Stats section === */
.stats-section {
    background: linear-gradient(160deg, #f0f4fb 0%, #e8eef8 100%);
}

.stat {
    position: relative;
    overflow: hidden;
}

.stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #c8922a, #e8c46a);
    border-radius: 4px 4px 0 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.stat:hover::before {
    opacity: 1;
}

/* === Enhanced Footer === */
.footer-section a:hover {
    color: #d0a050;
}

.social-links a {
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.75);
    transition: all 0.28s ease;
}

.social-links a:hover {
    background: linear-gradient(135deg, #c8922a, #e8c46a);
    color: #0e1c2e;
    transform: translateY(-3px);
    box-shadow: 0 8px 22px rgba(200, 146, 42, 0.38);
}

/* === Service Cards Enhanced === */
.service-card {
    border-radius: 16px;
    border: 1.5px solid rgba(14, 28, 46, 0.07);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #203040, #2f475f);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(32, 48, 64, 0.16);
    box-shadow: 0 20px 48px rgba(14, 28, 46, 0.13);
}

.service-icon {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(32, 48, 64, 0.07), rgba(47, 71, 95, 0.11));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.2rem;
    transition: background 0.3s ease;
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, rgba(208, 160, 80, 0.14), rgba(208, 160, 80, 0.24));
}

.service-card:hover .service-icon i {
    color: #c8922a;
}

/* === Project Cards Enhanced === */
.project-card {
    border-radius: 18px;
    overflow: hidden;
    border: 1.5px solid rgba(14, 28, 46, 0.07);
    transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.35s ease;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 24px 52px rgba(14, 28, 46, 0.18);
    border-color: rgba(14, 28, 46, 0.14);
}

.project-image {
    height: 220px;
    overflow: hidden;
}

/* === Home Project Cards === */
.home-project-card {
    transition: transform 0.32s ease, box-shadow 0.32s ease;
    position: relative;
    overflow: hidden;
}

.home-project-card:hover {
    transform: translateY(-7px);
    box-shadow: 0 22px 50px rgba(12, 36, 79, 0.22);
}

.home-project-card img {
    transition: transform 0.5s ease;
}

.home-project-card:hover img {
    transform: scale(1.06);
}

/* === Enhanced Home CTA === */
.home-cta-wrap {
    background: linear-gradient(145deg, #09172a 0%, #0e1c2e 40%, #142537 65%, #192e4a 100%);
    box-shadow: 0 24px 64px rgba(8, 20, 36, 0.38);
    position: relative;
    overflow: hidden;
}

.home-cta-wrap::before {
    content: '';
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(208, 160, 80, 0.16) 0%, transparent 70%);
    top: -160px;
    right: -100px;
    pointer-events: none;
}

.home-cta-wrap::after {
    content: '';
    position: absolute;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(68, 110, 165, 0.2) 0%, transparent 70%);
    bottom: -130px;
    left: -80px;
    pointer-events: none;
}

/* === Active Nav Underline Gold === */
.nav-link.active::after {
    background: linear-gradient(90deg, #c8922a, #e8c46a);
}

.nav-link:hover::after {
    background: linear-gradient(90deg, #203040, #2f475f);
}

/* === Animated Hero Stats Numbers === */
.home-hero-stats strong {
    background: linear-gradient(90deg, #b87820, #d0a050);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-family: 'Sora', sans-serif;
    font-size: 1.5rem;
}

/* === Guarantee strip redesign === */
.guarantee {
    background: linear-gradient(135deg, rgba(32, 48, 64, 0.04), rgba(47, 71, 95, 0.07));
    border-left: 3px solid #c8922a;
    border-radius: 8px;
    padding: 1rem 1.2rem;
}

/* === Hamburger Animation === */
.hamburger span {
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* === Filter Buttons Enhanced === */
.filter-btn {
    border-radius: 99px;
    font-weight: 600;
    transition: all 0.25s ease;
    border: 1.5px solid rgba(14, 28, 46, 0.15);
}

.filter-btn.active,
.filter-btn:hover {
    background: linear-gradient(120deg, #203040, #2f475f);
    border-color: transparent;
    color: white;
    box-shadow: 0 6px 18px rgba(32, 48, 64, 0.22);
}

/* === Contact CTA page Enhancement === */
.contact-cta {
    position: relative;
    overflow: hidden;
}

.contact-cta::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(208, 160, 80, 0.1) 0%, transparent 70%);
    top: -250px;
    right: -100px;
    pointer-events: none;
}

/* === Stagger delays for grids === */
.values-grid > *:nth-child(1),
.certifications-grid > *:nth-child(1),
.services-grid > *:nth-child(1),
.home-projects-grid > *:nth-child(1) { --stagger: 0; }

.values-grid > *:nth-child(2),
.certifications-grid > *:nth-child(2),
.services-grid > *:nth-child(2),
.home-projects-grid > *:nth-child(2) { --stagger: 1; }

.values-grid > *:nth-child(3),
.certifications-grid > *:nth-child(3),
.services-grid > *:nth-child(3),
.home-projects-grid > *:nth-child(3) { --stagger: 2; }

.values-grid > *:nth-child(4),
.certifications-grid > *:nth-child(4),
.services-grid > *:nth-child(4) { --stagger: 3; }

/* Stagger is applied via JS for reveal-on-scroll */

/* === Mobile Responsive Enhancements === */
@media (max-width: 768px) {
    .scroll-top {
        bottom: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
        font-size: 0.9rem;
    }

    .process-steps {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }

    .step::after {
        display: none;
    }

    .step {
        width: 100%;
        max-width: 320px;
        padding: 0;
    }
}