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

:root {
    --orange: #f97316;
    --orange-dark: #ea6a07;
    --dark: #111111;
    --dark2: #1c1c1c;
    --dark3: #2a2a2a;
    --gray: #6b7280;
    --gray-light: #f3f4f6;
    --white: #ffffff;
    --font-title: 'Barlow Condensed', sans-serif;
    --font-body: 'Barlow', sans-serif;
    --radius: 8px;
    --shadow: 0 4px 24px rgba(0,0,0,0.10);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.15);
    --transition: 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    color: var(--dark);
    background: var(--white);
    line-height: 1.65;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

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

ul { list-style: none; }

/* ============================================
   LAYOUT
   ============================================ */
.conteneur {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-title);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--orange);
    margin-bottom: 12px;
}

.section-header h2 {
    font-family: var(--font-title);
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    line-height: 1.1;
    color: var(--dark);
    margin-bottom: 16px;
}

.section-header h2 span {
    color: var(--orange);
}

.section-sub {
    color: var(--gray);
    font-size: 17px;
    line-height: 1.7;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius);
    font-family: var(--font-title);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--orange-dark);
    border-color: var(--orange-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(249,115,22,0.35);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255,255,255,0.6);
}

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

.btn-large {
    padding: 16px 36px;
    font-size: 18px;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ============================================
   HEADER
   ============================================ */
#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header-top {
    background: var(--dark);
    padding: 8px 0;
    font-size: 13px;
    color: rgba(255,255,255,0.7);
}

.header-top-inner {
    display: flex;
    gap: 32px;
    align-items: center;
}

.header-top span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.header-main {
    background: rgba(17,17,17,0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: var(--transition);
}

#header.scrolled .header-top {
    display: none;
}

#header.scrolled .header-main {
    background: rgba(17,17,17,0.98);
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.header-main-inner {
    display: flex;
    align-items: center;
    height: 72px;
    gap: 40px;
}

.logo {
    font-family: var(--font-title);
    font-size: 28px;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.5px;
    flex-shrink: 0;
}

.logo span {
    color: var(--orange);
}

nav { margin-left: auto; }

nav ul {
    display: flex;
    gap: 4px;
}

nav a {
    display: block;
    padding: 8px 14px;
    color: rgba(255,255,255,0.8);
    font-size: 15px;
    font-weight: 500;
    border-radius: 6px;
    transition: var(--transition);
}

nav a:hover, nav a.active {
    color: var(--white);
    background: rgba(255,255,255,0.08);
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    margin-left: auto;
}

.burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: url('img/hero.jpg') center/cover no-repeat, var(--dark2);
    padding-top: 140px;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(17,17,17,0.92) 0%, rgba(17,17,17,0.75) 60%, rgba(17,17,17,0.5) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 720px;
}

.hero-tag {
    display: inline-block;
    font-family: var(--font-title);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--orange);
    border: 1px solid rgba(249,115,22,0.4);
    border-radius: 100px;
    padding: 6px 16px;
    margin-bottom: 24px;
}

.hero h1 {
    font-family: var(--font-title);
    font-size: clamp(48px, 7vw, 80px);
    font-weight: 800;
    line-height: 1.0;
    color: var(--white);
    margin-bottom: 24px;
}

.hero h1 span {
    color: var(--orange);
}

.hero-sub {
    font-size: 18px;
    color: rgba(255,255,255,0.75);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-badges {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.7);
    font-size: 14px;
}

.badge span {
    color: var(--orange);
    font-weight: 700;
}


/* ============================================
   STATS
   ============================================ */
.stats {
    background: var(--dark);
    padding: 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 3px solid var(--orange);
}

.stat-item {
    padding: 48px 32px;
    text-align: center;
    border-right: 1px solid rgba(255,255,255,0.06);
    transition: var(--transition);
}

.stat-item:last-child { border-right: none; }

.stat-item:hover {
    background: rgba(249,115,22,0.05);
}

.stat-number {
    font-family: var(--font-title);
    font-size: 56px;
    font-weight: 800;
    color: var(--orange);
    line-height: 1;
}

.stat-suffix {
    font-family: var(--font-title);
    font-size: 36px;
    font-weight: 800;
    color: var(--orange);
}

.stat-item p {
    margin-top: 8px;
    color: rgba(255,255,255,0.6);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    background: var(--gray-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    border-radius: 12px;
    padding: 36px 32px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.05);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--orange);
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

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

.service-card.card-orange {
    background: var(--orange);
    color: var(--white);
}

.service-card.card-orange::before { display: none; }
.service-card.card-orange:hover {
    background: var(--orange-dark);
}

.service-icon {
    width: 56px;
    height: 56px;
    color: var(--orange);
    margin-bottom: 24px;
}

.card-orange .service-icon {
    color: var(--white);
}

.service-card h3 {
    font-family: var(--font-title);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--gray);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.card-orange p {
    color: rgba(255,255,255,0.85);
}

.service-link {
    font-family: var(--font-title);
    font-weight: 700;
    font-size: 14px;
    color: var(--orange);
    letter-spacing: 0.5px;
    transition: var(--transition);
}

.card-orange .service-link {
    color: var(--white);
    text-decoration: underline;
}

.service-link:hover {
    gap: 12px;
    padding-left: 4px;
}

/* ============================================
   WHY US
   ============================================ */
.why {
    background: var(--white);
}

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

.why-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--dark3);
}

.why-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.why-badge {
    position: absolute;
    bottom: 24px;
    right: 24px;
    background: var(--orange);
    color: var(--white);
    padding: 16px 24px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 8px 24px rgba(249,115,22,0.4);
}

.why-badge strong {
    display: block;
    font-family: var(--font-title);
    font-size: 36px;
    font-weight: 800;
    line-height: 1;
}

.why-badge span {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    opacity: 0.9;
    text-transform: uppercase;
}

.why-content h2 {
    font-family: var(--font-title);
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 800;
    line-height: 1.1;
    margin: 12px 0 20px;
}

.why-content h2 span { color: var(--orange); }

.why-content > p {
    color: var(--gray);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 32px;
}

.why-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.why-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.why-check {
    width: 32px;
    height: 32px;
    min-width: 32px;
    background: rgba(249,115,22,0.1);
    color: var(--orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.why-item strong {
    display: block;
    font-weight: 600;
    margin-bottom: 4px;
    font-size: 16px;
}

.why-item p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.6;
}

/* ============================================
   PROCESSUS
   ============================================ */
.processus {
    background: var(--dark);
}

.processus .section-header h2 {
    color: var(--white);
}

.processus .section-tag {
    color: var(--orange);
}

.processus .section-sub {
    color: rgba(255,255,255,0.5);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.step {
    padding: 40px 32px;
    position: relative;
    border: 1px solid rgba(255,255,255,0.06);
    background: rgba(255,255,255,0.02);
    transition: var(--transition);
    text-align: center;
}

.step:hover {
    background: rgba(249,115,22,0.06);
    border-color: rgba(249,115,22,0.2);
}

.step-number {
    font-family: var(--font-title);
    font-size: 64px;
    font-weight: 800;
    color: rgba(249,115,22,0.15);
    line-height: 1;
    margin-bottom: 16px;
    transition: var(--transition);
}

.step:hover .step-number {
    color: rgba(249,115,22,0.4);
}

.step-content h3 {
    font-family: var(--font-title);
    font-size: 22px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
}

.step-content p {
    color: rgba(255,255,255,0.55);
    font-size: 14px;
    line-height: 1.7;
}

.step-arrow {
    position: absolute;
    right: -18px;
    top: 40px;
    color: var(--orange);
    font-size: 28px;
    font-weight: 700;
    z-index: 1;
    background: var(--dark);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid rgba(249,115,22,0.3);
}

/* ============================================
   RÉALISATIONS
   ============================================ */
.realisations {
    background: var(--white);
}

.filters {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 24px;
    border-radius: 100px;
    border: 2px solid #e5e7eb;
    background: transparent;
    font-family: var(--font-title);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    color: var(--gray);
}

.filter-btn:hover, .filter-btn.active {
    border-color: var(--orange);
    color: var(--orange);
    background: rgba(249,115,22,0.06);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: auto;
    gap: 16px;
}

.project-card {
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.project-card.large {
    grid-column: span 1;
    grid-row: span 2;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.project-img {
    width: 100%;
    height: 220px;
    position: relative;
    overflow: hidden;
}

.project-card.large .project-img {
    height: 100%;
    min-height: 460px;
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 20px;
    opacity: 0;
    transition: var(--transition);
}

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

.project-overlay span {
    color: var(--white);
    font-weight: 600;
    font-size: 15px;
}

.project-overlay p {
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    margin-top: 4px;
}

.project-info {
    padding: 16px;
    background: var(--white);
    border: 1px solid #f0f0f0;
    border-top: none;
    border-radius: 0 0 12px 12px;
}

.project-tag {
    display: inline-block;
    font-family: var(--font-title);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--orange);
    background: rgba(249,115,22,0.08);
    padding: 3px 10px;
    border-radius: 100px;
    margin-bottom: 6px;
}

.project-info h4 {
    font-family: var(--font-title);
    font-size: 17px;
    font-weight: 700;
}

.project-card.hidden {
    display: none;
}

/* ============================================
   TÉMOIGNAGES
   ============================================ */
.temoignages {
    background: var(--gray-light);
}

.temoignages-slider {
    overflow: hidden;
    margin: 0 -12px;
}

.temoignages-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
}

.temoignage-card {
    min-width: calc(50% - 24px);
    margin: 0 12px;
    background: var(--white);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(0,0,0,0.04);
}

.stars {
    color: #fbbf24;
    font-size: 20px;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.temoignage-card > p {
    color: var(--gray);
    font-size: 15px;
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 24px;
}

.temoignage-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--orange);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-title);
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
}

.temoignage-author strong {
    display: block;
    font-weight: 600;
    font-size: 15px;
}

.temoignage-author span {
    color: var(--gray);
    font-size: 13px;
}

.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 40px;
}

.slider-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid #e5e7eb;
    background: var(--white);
    font-size: 22px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark);
}

.slider-btn:hover {
    border-color: var(--orange);
    color: var(--orange);
}

.slider-dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #d1d5db;
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--orange);
    width: 24px;
    border-radius: 4px;
}

/* ============================================
   DEVIS
   ============================================ */
.devis {
    background: var(--dark);
}

.devis .section-header h2 {
    color: var(--white);
}

.devis .section-sub {
    color: rgba(255,255,255,0.55);
}

.devis-wrapper {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 40px;
    align-items: start;
}

.devis-form, .contact-form {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
    padding: 40px;
}

.contact-form {
    background: var(--white);
    border: 1px solid #e5e7eb;
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.form-group:last-of-type {
    margin-bottom: 0;
}

label {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.3px;
    color: rgba(255,255,255,0.7);
}

.contact-form label {
    color: var(--dark);
}

input, select, textarea {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    color: var(--white);
    font-family: var(--font-body);
    font-size: 15px;
    transition: var(--transition);
    outline: none;
    appearance: none;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    background: var(--white);
    border: 1px solid #e5e7eb;
    color: var(--dark);
}

input:focus, select:focus, textarea:focus {
    border-color: var(--orange);
    background: rgba(249,115,22,0.05);
    box-shadow: 0 0 0 3px rgba(249,115,22,0.1);
}

input::placeholder, textarea::placeholder {
    color: rgba(255,255,255,0.3);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: #9ca3af;
}

select option {
    background: var(--dark);
    color: var(--white);
}

.contact-form select option {
    background: var(--white);
    color: var(--dark);
}

textarea { resize: vertical; min-height: 120px; }

.devis-form .btn {
    margin-top: 8px;
}

.devis-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.devis-info-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    padding: 28px;
}

.devis-info-card h4 {
    font-family: var(--font-title);
    font-size: 18px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.devis-info-card ul li {
    color: rgba(255,255,255,0.65);
    font-size: 14px;
    padding: 6px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.devis-info-card ul li:last-child { border-bottom: none; }

.devis-info-card p {
    color: rgba(255,255,255,0.6);
    font-size: 14px;
    margin-bottom: 16px;
}

/* Success message */
.form-success {
    text-align: center;
    padding: 60px 40px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
}

.success-icon {
    width: 72px;
    height: 72px;
    background: var(--orange);
    color: var(--white);
    border-radius: 50%;
    font-size: 32px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.form-success h3 {
    font-family: var(--font-title);
    font-size: 28px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
}

.form-success p {
    color: rgba(255,255,255,0.6);
}

.hidden { display: none !important; }

/* ============================================
   CONTACT
   ============================================ */
.contact {
    background: var(--white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: rgba(249,115,22,0.1);
    color: var(--orange);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item h4 {
    font-family: var(--font-title);
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 6px;
}

.contact-item p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.7;
}

.contact-item a {
    color: var(--gray);
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--orange);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: #0a0a0a;
    padding-top: 80px;
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 64px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-brand .logo {
    font-size: 26px;
    margin-bottom: 16px;
    display: inline-block;
}

.footer-brand p {
    color: rgba(255,255,255,0.45);
    font-size: 14px;
    line-height: 1.8;
    max-width: 280px;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.5);
    font-size: 13px;
    font-weight: 700;
    transition: var(--transition);
}

.footer-social a:hover {
    border-color: var(--orange);
    color: var(--orange);
}

.footer-links h4 {
    font-family: var(--font-title);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links li, .footer-links a {
    color: rgba(255,255,255,0.45);
    font-size: 14px;
    transition: var(--transition);
}

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

.footer-bottom {
    padding: 20px 0;
}

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

.footer-bottom p {
    color: rgba(255,255,255,0.3);
    font-size: 13px;
}

/* ============================================
   ANIMATIONS
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    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; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: repeat(3, 1fr); }
    .step-arrow { display: none; }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    .devis-wrapper { grid-template-columns: 1fr; }
    .devis-info { flex-direction: row; }
    .why-inner { gap: 48px; }
}

@media (max-width: 768px) {
    .section { padding: 64px 0; }
    .header-top { display: none; }

    .header-main-inner {
        gap: 16px;
    }

    nav, .header-main-inner > .btn {
        display: none;
    }

    nav.open {
        display: block;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--dark);
        padding: 24px;
        border-top: 1px solid rgba(255,255,255,0.06);
        z-index: 999;
    }

    nav.open ul {
        flex-direction: column;
        gap: 4px;
    }

    nav.open a {
        padding: 12px 16px;
        font-size: 17px;
    }

    .burger { display: flex; }

    .services-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: 1fr; }
    .why-inner { grid-template-columns: 1fr; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .projects-grid { grid-template-columns: 1fr 1fr; }
    .project-card.large { grid-column: span 1; grid-row: span 1; }
    .project-card.large .project-img { min-height: 220px; }
    .temoignage-card { min-width: calc(100% - 24px); }
    .footer-inner { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom .conteneur { flex-direction: column; gap: 8px; text-align: center; }
    .form-row { grid-template-columns: 1fr; }
    .devis-info { flex-direction: column; }
    .hero-actions { flex-direction: column; }
    .hero-badges { flex-direction: column; gap: 12px; }
}

@media (max-width: 480px) {
    .projects-grid { grid-template-columns: 1fr; }
    .devis-form, .contact-form { padding: 24px; }
    .temoignage-card { padding: 24px; }
    .stat-item { padding: 32px 16px; }
}