/* ============================================
   API ARCHITECTURE - Corine Piasco
   Site Web Moderne pour Architecte
   ============================================ */

/* ============================================
   1. CUSTOM PROPERTIES (Variables CSS)
   ============================================ */
:root {
    /* Couleurs principales - basées sur le logo */
    --color-primary: #F5B800;
    --color-primary-light: #FFCE3A;
    --color-primary-dark: #C29300;

    /* Couleurs neutres */
    --color-white: #FFFFFF;
    --color-black: #0F0F0F;
    --color-dark: #1E1E1E;
    --color-gray: #4A4A4A;
    --color-gray-light: #B0B0B0;
    --color-gray-bg: #F0F2F5;
    --color-gray-border: #D1D5DB;

    /* Typographie */
    --font-primary: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 4rem;
    --font-size-hero: clamp(2.5rem, 8vw, 6rem);

    /* Poids de police */
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Espacement */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    --spacing-5xl: 8rem;

    /* Conteneur */
    --container-max: 1400px;
    --container-padding: 2rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-slower: 0.8s cubic-bezier(0.4, 0, 0.2, 1);

    /* Ombres */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;

    /* Header height */
    --header-height: 80px;
}



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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-regular);
    line-height: 1.6;
    color: var(--color-black);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul,
ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input,
textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ============================================
   3. TYPOGRAPHY
   ============================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: var(--font-weight-semibold);
    line-height: 1.2;
    color: var(--color-black);
}

h1 {
    font-size: var(--font-size-hero);
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.02em;
}

h2 {
    font-size: var(--font-size-4xl);
    letter-spacing: -0.01em;
    font-family: 'Nunito', sans-serif;
}

h3 {
    font-size: var(--font-size-2xl);
    font-family: 'Nunito', sans-serif;
}

h4 {
    font-size: var(--font-size-xl);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-gray);
}

strong {
    color: var(--color-primary-dark);
}

.text-large {
    font-size: var(--font-size-lg);
}

.text-small {
    font-size: var(--font-size-sm);
}

.text-accent {
    color: var(--color-primary);
}

.text-light {
    font-weight: var(--font-weight-light);
}

/* ============================================
   4. LAYOUT
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--spacing-5xl) 0;
}

.section--dark {
    background-color: var(--color-dark);
    color: var(--color-white);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
    color: var(--color-white);
}

.section--gray {
    background-color: var(--color-gray-bg);
}

.section--accent {
    background: linear-gradient(135deg, rgba(245, 184, 0, 0.08) 0%, rgba(245, 184, 0, 0.03) 100%);
    border-top: 1px solid rgba(245, 184, 0, 0.15);
    border-bottom: 1px solid rgba(245, 184, 0, 0.15);
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-4xl);
}

.section__title {
    margin-bottom: var(--spacing-md);
    color: var(--color-primary-light);
}

.section__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-xl);
}

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

.grid--3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Flex utilities */
.flex {
    display: flex;
}

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

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

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

.flex--gap-sm {
    gap: var(--spacing-sm);
}

.flex--gap-md {
    gap: var(--spacing-md);
}

.flex--gap-lg {
    gap: var(--spacing-lg);
}

/* ============================================
   5. HEADER & NAVIGATION
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all var(--transition-base);
}

.header--scrolled {
    box-shadow: var(--shadow-md);
}

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

.header__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.header__logo img {
    height: 50px;
    width: auto;
}

.header__logo-text {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-black);
}

/* Navigation principale */
.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.nav__list {
    display: flex;
    gap: var(--spacing-xl);
}

.nav__link {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-black);
    position: relative;
    padding: var(--spacing-sm) 0;
}

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

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

.nav__link:hover {
    color: var(--color-primary);
}

/* Menu mobile */
.nav__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 30px;
    height: 30px;
    cursor: pointer;
    z-index: 1001;
}

.nav__toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-black);
    transition: all var(--transition-base);
}

.nav__toggle--active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.nav__toggle--active span:nth-child(2) {
    opacity: 0;
}

.nav__toggle--active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ============================================
   6. BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    cursor: pointer;
}

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

.btn--primary:hover {
    background-color: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

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

.btn--white:hover {
    background-color: var(--color-primary);
    transform: translateY(-2px);
}

.btn--large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-base);
}

.btn--icon {
    padding: var(--spacing-md);
    border-radius: var(--radius-full);
}

/* ============================================
   7. HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-black);
    overflow: hidden;
}

/* Particles Canvas */
.hero__particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.hero__background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.hero__background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
    filter: saturate(0.8);
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
            rgba(15, 15, 15, 0.92) 0%,
            rgba(15, 15, 15, 0.75) 50%,
            rgba(15, 15, 15, 0.6) 100%);
    z-index: 1;
}

/* Decorative Elements */
.hero__decoration {
    position: absolute;
    width: 300px;
    height: 300px;
    border: 1px solid rgba(245, 184, 0, 0.15);
    z-index: 1;
    pointer-events: none;
}

.hero__decoration--left {
    top: 10%;
    left: -150px;
    transform: rotate(45deg);
    animation: floatDecoration 8s ease-in-out infinite;
}

.hero__decoration--right {
    bottom: 10%;
    right: -150px;
    transform: rotate(45deg);
    animation: floatDecoration 8s ease-in-out infinite reverse;
}

@keyframes floatDecoration {

    0%,
    100% {
        transform: rotate(45deg) translate(0, 0);
    }

    50% {
        transform: rotate(45deg) translate(20px, 20px);
    }
}

.hero__content {
    position: relative;
    z-index: 3;
    text-align: center;
    padding: 12vh var(--spacing-3xl) var(--spacing-3xl);
    max-width: 1100px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero__main {
    display: flex;
    align-items: center;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-2xl);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s 0.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.hero__logo-wrapper {
    width: 380px;
    height: 380px;
    flex-shrink: 0;
    margin-left: -3rem;
}

.hero__logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 0 40px rgba(245, 184, 0, 0.5));
}

.hero__text {
    text-align: left;
    margin-left: 5rem;
}

@keyframes heroLogoAppear {
    from {
        opacity: 0;
        transform: scale(0.8) rotate(-10deg);
    }

    to {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

/* Hero Badge */
.hero__badge {
    display: inline-block;
    padding: 8px 24px;
    background: rgba(245, 184, 0, 0.15);
    border: 1px solid rgba(245, 184, 0, 0.4);
    border-radius: var(--radius-full);
    color: var(--color-primary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--spacing-xl);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s 0.1s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.hero__title {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 20px rgba(245, 184, 0, 0.3);
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    letter-spacing: 0.03em;
    font-weight: var(--font-weight-bold);
}

.hero__title span {
    color: var(--color-primary);
    position: relative;
}

.hero__title span::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), transparent);
    opacity: 0.5;
}

.hero__subtitle {
    font-family: 'Cormorant Garamond', serif;
    font-style: italic;
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 0;
    line-height: 1.6;
    font-weight: 500;
    border-left: 2px solid var(--color-primary);
    padding-left: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.hero__subtitle strong {
    color: var(--color-white);
}

.hero__cta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* Glow effect for CTA button */
.btn--glow {
    position: relative;
    box-shadow: 0 0 30px rgba(245, 184, 0, 0.4);
    animation: buttonGlow 2.5s ease-in-out infinite;
}

@keyframes buttonGlow {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(245, 184, 0, 0.3);
    }

    50% {
        box-shadow: 0 0 40px rgba(245, 184, 0, 0.6);
    }
}

/* Trust Indicators */
.hero__trust {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.hero__trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.hero__trust-number {
    color: var(--color-primary);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
}

.hero__trust-label {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.hero__trust-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

.hero__scroll {
    position: absolute;
    bottom: var(--spacing-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    opacity: 0;
    animation: fadeIn 1s 1.2s forwards;
    z-index: 3;
}

.hero__scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-primary), transparent);
    animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 1;
        height: 60px;
    }

    50% {
        opacity: 0.5;
        height: 70px;
    }
}

/* Hero Responsive */
@media (max-width: 768px) {
    .hero__main {
        flex-direction: column;
        text-align: center;
    }

    .hero__text {
        text-align: center;
    }

    .hero__logo-wrapper {
        width: 160px;
        height: 160px;
    }

    .hero__trust {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .hero__trust-divider {
        width: 60px;
        height: 1px;
    }

    .hero__decoration {
        display: none;
    }

    .hero__content {
        padding: var(--spacing-xl);
    }

    .hero__cta {
        flex-direction: column;
        align-items: center;
    }
}

/* ============================================
   8. CARDS
   ============================================ */
.card {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.card__image {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.card:hover .card__image img {
    transform: scale(1.05);
}

.card__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-lg);
}

.card:hover .card__overlay {
    opacity: 1;
}

.card__category {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-primary);
    color: var(--color-black);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--radius-sm);
}

.card__content {
    padding: var(--spacing-lg);
}

.card__title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-fast);
}

.card:hover .card__title {
    color: var(--color-primary);
}

.card__description {
    font-size: var(--font-size-sm);
    color: var(--color-gray);
    margin-bottom: 0;
}

/* ============================================
   9. PROJECT GALLERY
   ============================================ */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.gallery__filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
}

/* Project Transformation Card */
.project-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.project-card__visual {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    background-color: var(--color-dark);
}

.project-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity var(--transition-base);
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    z-index: 0;
}

.project-card__img.active {
    opacity: 1;
    z-index: 1;
}

.project-card__badges {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    z-index: 10;
    display: flex;
    gap: var(--spacing-xs);
}

.project-card__badge {
    padding: 4px 12px;
    background-color: rgba(0, 0, 0, 0.7);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    backdrop-filter: blur(4px);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-card__controls {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    background-color: rgba(255, 255, 255, 0.9);
    padding: 4px;
    border-radius: var(--radius-full);
    backdrop-filter: blur(4px);
    box-shadow: var(--shadow-sm);
}

.project-card__control {
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    color: var(--color-gray);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.project-card__control:hover {
    color: var(--color-black);
}

.project-card__control.active {
    background-color: var(--color-primary);
    color: var(--color-black);
}

.project-card__content {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-card__category {
    color: var(--color-primary);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-xs);
}

.project-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.project-card__desc {
    font-size: 0.95rem;
    color: var(--color-gray);
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
}

.project-card__footer {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray-bg);
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray);
    background: transparent;
    border: 1px solid var(--color-gray-border);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    cursor: pointer;
}

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

.gallery__item {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: var(--radius-md);
    cursor: pointer;
}

.gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery__item:hover img {
    transform: scale(1.1);
}

.gallery__item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top,
            rgba(26, 26, 26, 0.9) 0%,
            rgba(26, 26, 26, 0.3) 50%,
            transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--spacing-xl);
}

.gallery__item:hover .gallery__item-overlay {
    opacity: 1;
}

.gallery__item-title {
    color: var(--color-white);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xs);
    transform: translateY(20px);
    transition: transform var(--transition-base);
}

.gallery__item:hover .gallery__item-title {
    transform: translateY(0);
}

.gallery__item-category {
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transform: translateY(20px);
    transition: transform var(--transition-base) 0.1s;
}

.gallery__item:hover .gallery__item-category {
    transform: translateY(0);
}

/* ============================================
   10. PROJECT DETAIL MODAL
   ============================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    background-color: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal--active {
    opacity: 1;
    visibility: visible;
}

.modal__close {
    position: absolute;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-white);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xl);
    cursor: pointer;
    transition: all var(--transition-base);
}

.modal__close:hover {
    background-color: var(--color-primary);
    transform: rotate(90deg);
}

.modal__content {
    max-width: 1200px;
    max-height: 90vh;
    padding: var(--spacing-2xl);
    overflow-y: auto;
}

.modal__gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.modal__gallery img {
    width: 100%;
    border-radius: var(--radius-md);
}

/* ============================================
   11. ABOUT SECTION
   ============================================ */
.about {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.about__image {
    position: relative;
}

.about__image img {
    width: 100%;
    border-radius: var(--radius-md);
}

.about__image::before {
    content: '';
    position: absolute;
    top: var(--spacing-xl);
    left: var(--spacing-xl);
    right: calc(-1 * var(--spacing-xl));
    bottom: calc(-1 * var(--spacing-xl));
    border: 3px solid var(--color-primary);
    border-radius: var(--radius-md);
    z-index: -1;
}

.about__content {
    padding: var(--spacing-xl) 0;
}

.about__title {
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary-light);
}

.about__subtitle {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray);
    margin-bottom: var(--spacing-xl);
}

.about__text {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.about__values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

/* Specific adjustment for About Main section (Portrait) - Desktop only */
@media (min-width: 993px) {
    #about-main .about {
        grid-template-columns: 0.8fr 1.2fr;
    }
}

.value {
    text-align: center;
    padding: var(--spacing-lg);
}

.value__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-2xl);
}

.value__icon--svg {
    background-color: var(--color-primary);
}

.value__icon--svg svg {
    width: 28px;
    height: 28px;
    stroke: var(--color-black);
}

.value__title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.value__text {
    font-size: var(--font-size-sm);
    color: var(--color-gray);
    margin-bottom: 0;
}

/* ============================================
   12. SERVICES
   ============================================ */
.services {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.service {
    padding: var(--spacing-2xl);
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-border);
    transition: all var(--transition-base);
}

.service:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.service__number {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    opacity: 0.3;
    line-height: 1;
    margin-bottom: var(--spacing-lg);
}

.service__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: rgba(245, 184, 0, 0.1);
    color: var(--color-primary-dark);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-lg);
}

.service__icon svg {
    width: 32px;
    height: 32px;
    stroke-width: 2;
}

.service__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.service__text {
    color: var(--color-gray);
    margin-bottom: 0;
}

/* ============================================
   12b. TESTIMONIALS (Neuromarketing)
   ============================================ */


.testimonial__stars {
    color: var(--color-white);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    letter-spacing: 2px;
}

.testimonial {
    position: relative;
    background: var(--color-primary-light);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    border: none;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.testimonial::before {
    content: '"';
    position: absolute;
    top: var(--spacing-lg);
    left: var(--spacing-lg);
    font-size: 6rem;
    line-height: 1;
    font-family: serif;
    color: var(--color-white);
    opacity: 0.3;
}

.testimonial:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.testimonial__text {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--color-black);
    font-style: italic;
    margin-bottom: var(--spacing-lg);
}

.testimonial__author {
    font-weight: var(--font-weight-semibold);
    color: var(--color-black);
    margin-bottom: 0;
}

/* ============================================
   12c. KEY FIGURES (Neuromarketing)
   ============================================ */
.key-figure {
    padding: var(--spacing-2xl);
}

.key-figure__number {
    display: block;
    font-size: 4rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.key-figure__label {
    display: block;
    font-size: var(--font-size-lg);
    color: var(--color-gray);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   12d. FAQ (GEO Optimization)
   ============================================ */
.faq {
    max-width: 800px;
    margin: 0 auto;
}



.faq__item {
    background-color: var(--color-white);
    padding: 0;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-gray-border);
    transition: all var(--transition-base);
    overflow: hidden;
}

.faq__header {
    padding: var(--spacing-lg) var(--spacing-xl);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--color-white);
}

.faq__icon {
    width: 24px;
    height: 24px;
    background-color: var(--color-gray-bg);
    border-radius: 50%;
    position: relative;
    flex-shrink: 0;
    transition: var(--transition-base);
}

.faq__icon::before,
.faq__icon::after {
    content: '';
    position: absolute;
    background-color: var(--color-black);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: var(--transition-base);
}

.faq__icon::before {
    width: 10px;
    height: 2px;
}

.faq__icon::after {
    width: 2px;
    height: 10px;
}

.faq__item.active .faq__icon {
    background-color: var(--color-primary);
    transform: rotate(90deg);
}

.faq__item.active .faq__icon::after {
    height: 0;
}

.faq__question {
    margin: 0;
    font-size: var(--font-size-lg);
    color: var(--color-black);
}

.faq__body {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
    background-color: var(--color-white);
}

.faq__answer {
    padding: 0 var(--spacing-xl) var(--spacing-xl);
    border-top: 1px solid transparent;
}

.faq__item.active .faq__answer {
    border-top-color: var(--color-gray-bg);
}

.faq__item:hover {
    border-color: var(--color-primary);
}



/* Responsive for key figures */
@media (max-width: 768px) {
    .key-figure__number {
        font-size: 3rem;
    }
}

/* ============================================
   13. CONTACT FORM
   ============================================ */
.contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
}

.contact__info {
    padding: var(--spacing-2xl) 0;
}

.contact__title {
    margin-bottom: var(--spacing-lg);
}

.contact__text {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2xl);
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact__item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.contact__item-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.contact__item-content h4 {
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray);
    margin-bottom: var(--spacing-xs);
}

.contact__item-content p {
    font-size: var(--font-size-lg);
    color: var(--color-black);
    margin-bottom: 0;
}

.contact__item-content a {
    color: var(--color-black);
    transition: color var(--transition-fast);
}

.contact__item-content a:hover {
    color: var(--color-primary);
}

/* Form styles */
.form {
    background-color: var(--color-gray-bg);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-md);
}

.form__group {
    margin-bottom: var(--spacing-lg);
}

.form__label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
    color: var(--color-black);
}

.form__input,
.form__textarea {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    background-color: var(--color-white);
    border: 2px solid var(--color-gray-border);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.form__input:focus,
.form__textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(245, 184, 0, 0.1);
}

.form__textarea {
    min-height: 150px;
    resize: vertical;
}

.form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.form__submit {
    width: 100%;
    margin-top: var(--spacing-md);
}

.form__error {
    color: #dc3545;
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
    display: none;
}

.form__input--error,
.form__textarea--error {
    border-color: #dc3545;
}

.form__success {
    background-color: #d4edda;
    color: #155724;
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    display: none;
}

/* ============================================
   14. FOOTER
   ============================================ */
.footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer__top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-3xl);
    padding-bottom: var(--spacing-3xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__brand {
    max-width: 300px;
}

.footer__logo {
    height: 60px;
    width: auto;
    margin-bottom: var(--spacing-lg);
}

.footer__description {
    color: var(--color-gray-light);
    font-size: var(--font-size-sm);
    line-height: 1.8;
}

.footer__title {
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-lg);
    color: var(--color-white);
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__link {
    color: var(--color-gray-light);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-primary);
}

.footer__contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-gray-light);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
}

.footer__contact-item svg {
    flex-shrink: 0;
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-xl);
}

.footer__copyright {
    color: var(--color-gray-light);
    font-size: var(--font-size-sm);
}

.footer__legal {
    display: flex;
    gap: var(--spacing-lg);
}

.footer__legal a {
    color: var(--color-gray-light);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

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

/* ============================================
   15. PAGE HEADERS
   ============================================ */
.page-header {
    padding: calc(var(--header-height) + var(--spacing-2xl)) 0 var(--spacing-2xl);
    background-color: var(--color-dark);
    text-align: center;
}

.page-header__title {
    font-family: 'Cormorant Garamond', serif;
    color: var(--color-primary-light);
    font-size: var(--font-size-6xl);
    font-weight: 600;
    letter-spacing: 0.04em;
    font-style: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
}

.page-header__subtitle {
    color: var(--color-gray-light);
    font-size: var(--font-size-base);
    max-width: 600px;
    margin: 0 auto;
}

.page-header__breadcrumb {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
    font-size: var(--font-size-sm);
    color: var(--color-gray-light);
}

.page-header__breadcrumb a {
    color: var(--color-gray-light);
    transition: color var(--transition-fast);
}

.page-header__breadcrumb a:hover {
    color: var(--color-primary);
}

.page-header__breadcrumb span {
    color: var(--color-primary);
}

/* ============================================
   16. LEGAL PAGES
   ============================================ */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-4xl) var(--container-padding);
}

.legal-content h2 {
    font-size: var(--font-size-2xl);
    margin-top: var(--spacing-3xl);
    margin-bottom: var(--spacing-lg);
}

.legal-content h2:first-child {
    margin-top: 0;
}

.legal-content h3 {
    font-size: var(--font-size-xl);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.legal-content p {
    margin-bottom: var(--spacing-md);
    color: var(--color-gray);
}

.legal-content ul {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.legal-content li {
    color: var(--color-gray);
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.legal-content li::before {
    content: '•';
    color: var(--color-primary);
    position: absolute;
    left: calc(-1 * var(--spacing-md));
}

/* ============================================
   17. ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 1;
        transform: scaleY(1);
    }

    50% {
        opacity: 0.5;
        transform: scaleY(0.8);
    }
}

/* Scroll-triggered animations */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all var(--transition-slower);
}

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

.reveal--left {
    transform: translateX(-40px);
}

.reveal--left.reveal--visible {
    transform: translateX(0);
}

.reveal--right {
    transform: translateX(40px);
}

.reveal--right.reveal--visible {
    transform: translateX(0);
}

.reveal--scale {
    transform: scale(0.9);
}

.reveal--scale.reveal--visible {
    transform: scale(1);
}

/* Stagger delays for grid items */
.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;
}

.reveal--delay-5 {
    transition-delay: 0.5s;
}

.reveal--delay-6 {
    transition-delay: 0.6s;
}

/* ============================================
   18. UTILITIES
   ============================================ */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mb-0 {
    margin-bottom: 0;
}

.mb-sm {
    margin-bottom: var(--spacing-sm);
}

.mb-md {
    margin-bottom: var(--spacing-md);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

.mb-xl {
    margin-bottom: var(--spacing-xl);
}

.mb-2xl {
    margin-bottom: var(--spacing-2xl);
}

.mt-0 {
    margin-top: 0;
}

.mt-sm {
    margin-top: var(--spacing-sm);
}

.mt-md {
    margin-top: var(--spacing-md);
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mt-xl {
    margin-top: var(--spacing-xl);
}

.hidden {
    display: none;
}

.visible {
    visibility: visible;
}

.invisible {
    visibility: hidden;
}

/* ============================================
   19. RESPONSIVE DESIGN
   ============================================ */

/* Large Desktop (1400px+) */
@media (min-width: 1400px) {
    :root {
        --container-padding: 3rem;
    }
}

/* Desktop (1200px) */
@media (max-width: 1200px) {
    :root {
        --container-padding: 2rem;
    }

    .footer__top {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
        gap: var(--spacing-2xl);
    }

    .gallery {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

/* Tablet (992px) */
@media (max-width: 992px) {
    :root {
        --container-padding: 1.5rem;
        --font-size-hero: clamp(2rem, 6vw, 4rem);
    }

    h2 {
        font-size: var(--font-size-3xl);
    }

    .grid--3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .about {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .about__image::before {
        display: none;
    }

    .about__image {
        max-width: 500px;
        margin: 0 auto;
    }

    .about__content {
        text-align: center;
    }

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

    .contact__info {
        text-align: center;
    }

    .contact__details {
        align-items: center;
    }

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

    .footer__top {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-2xl);
    }

    .footer__brand {
        grid-column: 1 / -1;
        max-width: 100%;
        text-align: center;
        margin-bottom: var(--spacing-xl);
    }

    .footer__logo {
        margin: 0 auto var(--spacing-lg);
    }

    .hero__content {
        padding: var(--spacing-2xl);
        max-width: 100%;
    }

    .section__header {
        margin-bottom: var(--spacing-3xl);
    }

    /* Project card controls pour tablette */
    .project-card__controls {
        padding: 6px;
    }

    .project-card__control {
        padding: 8px 14px;
        font-size: 10px;
    }

    /* Testimonials */
    .testimonial {
        padding: var(--spacing-xl);
    }

    .testimonial::before {
        font-size: 4rem;
    }

    /* FAQ */
    .faq__header {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .faq__question {
        font-size: var(--font-size-base);
    }
}

/* Mobile (768px) */
@media (max-width: 768px) {
    :root {
        --header-height: 70px;
        --container-padding: 1.25rem;
        --font-size-hero: clamp(1.75rem, 8vw, 3rem);
    }

    h2 {
        font-size: var(--font-size-2xl);
    }

    h3 {
        font-size: var(--font-size-xl);
    }

    .section {
        padding: var(--spacing-3xl) 0;
    }

    .section__header {
        margin-bottom: var(--spacing-2xl);
    }

    .section__subtitle {
        font-size: var(--font-size-base);
    }

    /* Mobile navigation */
    .nav__list {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--color-white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--spacing-xl);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        z-index: 999;
    }

    .nav__list--active {
        opacity: 1;
        visibility: visible;
    }

    .nav__link {
        font-size: var(--font-size-xl);
        padding: var(--spacing-md);
        /* Taille minimale pour touch targets (44px) */
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .nav__toggle {
        display: flex;
        /* Taille minimale pour touch targets */
        width: 44px;
        height: 44px;
        padding: 8px;
    }

    .header__logo img {
        height: 40px;
    }

    .hero {
        min-height: 100svh;
        /* Utilise small viewport height pour mobile */
    }

    .hero__content {
        padding: var(--spacing-lg);
    }

    .hero__subtitle {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-xl);
    }

    .hero__scroll {
        bottom: var(--spacing-lg);
    }

    .hero__scroll-line {
        height: 40px;
    }

    /* Grilles */
    .grid--2,
    .grid--3,
    .grid--4 {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .gallery {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .gallery__filters {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
        margin-bottom: var(--spacing-2xl);
    }

    .filter-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-xs);
        /* Touch target minimum */
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .about {
        gap: var(--spacing-xl);
    }

    .about__image {
        max-width: 100%;
    }

    .about__text {
        font-size: var(--font-size-base);
        line-height: 1.7;
    }

    .about__values {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    /* Services */
    .services {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .service {
        padding: var(--spacing-xl);
    }

    .service__number {
        font-size: var(--font-size-4xl);
        margin-bottom: var(--spacing-md);
    }

    .service__title {
        font-size: var(--font-size-lg);
    }

    /* Project cards */
    .project-card__controls {
        padding: 4px;
    }

    .project-card__control {
        padding: 8px 12px;
        font-size: 10px;
        /* Touch target */
        min-height: 36px;
    }

    .project-card__content {
        padding: var(--spacing-md);
    }

    .project-card__title {
        font-size: var(--font-size-lg);
    }

    .project-card__desc {
        font-size: var(--font-size-sm);
    }

    /* Testimonials */
    .testimonial {
        padding: var(--spacing-xl);
    }

    .testimonial::before {
        font-size: 3rem;
        top: var(--spacing-md);
        left: var(--spacing-md);
    }

    .testimonial__text {
        font-size: var(--font-size-base);
        line-height: 1.7;
    }

    /* Key figures */
    .key-figure {
        padding: var(--spacing-lg);
    }

    .key-figure__number {
        font-size: 2.5rem;
    }

    .key-figure__label {
        font-size: var(--font-size-sm);
    }

    /* FAQ */
    .faq__header {
        padding: var(--spacing-md);
    }

    .faq__question {
        font-size: var(--font-size-base);
        padding-right: var(--spacing-md);
    }

    .faq__answer {
        padding: 0 var(--spacing-md) var(--spacing-md);
    }

    /* Contact form */
    .form__row {
        grid-template-columns: 1fr;
    }

    .form {
        padding: var(--spacing-xl);
    }

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

    /* Buttons - touch targets */
    .btn {
        min-height: 44px;
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-sm);
    }

    .btn--large {
        padding: var(--spacing-md) var(--spacing-xl);
        font-size: var(--font-size-sm);
    }

    .flex--gap-md {
        gap: var(--spacing-sm);
    }

    /* Footer */
    .footer__top {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }

    .footer__brand {
        grid-column: auto;
    }

    .footer__logo {
        margin: 0 auto var(--spacing-lg);
    }

    .footer__links {
        align-items: center;
    }

    .footer__contact-item {
        justify-content: center;
    }

    .footer__bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .footer__legal {
        flex-wrap: wrap;
        justify-content: center;
    }

    /* Page header */
    .page-header {
        padding: calc(var(--header-height) + var(--spacing-2xl)) 0 var(--spacing-2xl);
    }

    .page-header__title {
        font-size: var(--font-size-3xl);
    }

    .page-header__subtitle {
        font-size: var(--font-size-base);
    }

    .page-header__breadcrumb {
        font-size: var(--font-size-xs);
    }

    /* Modal */
    .modal__close {
        top: var(--spacing-md);
        right: var(--spacing-md);
        width: 44px;
        height: 44px;
    }

    .modal__content {
        padding: var(--spacing-md);
    }

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

    /* Value icons */
    .value__icon {
        width: 50px;
        height: 50px;
    }

    .value__icon--svg svg {
        width: 24px;
        height: 24px;
    }

    /* Legal content */
    .legal-content {
        padding: var(--spacing-2xl) var(--container-padding);
    }

    .legal-content h2 {
        font-size: var(--font-size-xl);
        margin-top: var(--spacing-2xl);
    }

    .legal-content h3 {
        font-size: var(--font-size-lg);
    }
}

/* Small mobile (480px) */
@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
        --font-size-hero: clamp(1.5rem, 10vw, 2.5rem);
    }

    h2 {
        font-size: var(--font-size-xl);
    }

    .section {
        padding: var(--spacing-2xl) 0;
    }

    .hero__content {
        padding: var(--spacing-md);
    }

    .hero__subtitle {
        font-size: var(--font-size-sm);
    }

    .hero__cta .btn {
        width: 100%;
    }

    /* Boutons en colonne sur petit écran */
    .flex--gap-md {
        flex-direction: column;
        width: 100%;
    }

    .flex--gap-md .btn {
        width: 100%;
        justify-content: center;
    }

    /* Cards */
    .card__content {
        padding: var(--spacing-md);
    }

    /* Service cards */
    .service {
        padding: var(--spacing-lg);
    }

    .service__icon {
        width: 50px;
        height: 50px;
    }

    .service__icon svg {
        width: 24px;
        height: 24px;
    }

    /* Gallery overlay */
    .gallery__item-overlay {
        padding: var(--spacing-md);
    }

    .gallery__item-title {
        font-size: var(--font-size-lg);
    }

    /* Project card */
    .project-card__badges {
        top: var(--spacing-sm);
        left: var(--spacing-sm);
    }

    .project-card__badge {
        padding: 3px 8px;
        font-size: 10px;
    }

    /* About section */
    .about__title {
        font-size: var(--font-size-xl);
    }

    /* Contact */
    .contact__item-icon {
        width: 44px;
        height: 44px;
    }

    /* Form */
    .form {
        padding: var(--spacing-lg);
    }

    .form__input,
    .form__textarea {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    /* Testimonial */
    .testimonial {
        padding: var(--spacing-lg);
    }

    .testimonial::before {
        font-size: 2.5rem;
    }

    .testimonial__text {
        font-size: var(--font-size-sm);
    }

    /* Footer */
    .footer {
        padding: var(--spacing-2xl) 0 var(--spacing-lg);
    }

    .footer__logo {
        height: 50px;
    }

    .footer__description {
        font-size: var(--font-size-xs);
    }

    /* Key figures */
    .key-figure__number {
        font-size: 2rem;
    }

    /* FAQ */
    .faq__icon {
        width: 20px;
        height: 20px;
    }
}

/* Very small mobile (360px) */
@media (max-width: 360px) {
    :root {
        --container-padding: 0.75rem;
    }

    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-xs);
        letter-spacing: 0.05em;
    }

    .gallery__filters {
        gap: var(--spacing-xs);
    }

    .filter-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 10px;
    }

    .nav__link {
        font-size: var(--font-size-lg);
    }

    .hero__scroll {
        display: none;
    }

    .page-header__title {
        font-size: var(--font-size-2xl);
    }

    /* Project controls stack vertically on very small screens */
    .project-card__controls {
        flex-direction: row;
        gap: 2px;
    }

    .project-card__control {
        padding: 6px 10px;
        font-size: 9px;
    }

    /* Key figures */
    .key-figure__number {
        font-size: 1.75rem;
    }

    .key-figure__label {
        font-size: var(--font-size-xs);
    }
}

/* Landscape mobile orientation */
@media (max-width: 768px) and (orientation: landscape) {
    .hero {
        min-height: 100vh;
        padding: var(--header-height) 0 var(--spacing-xl);
    }

    .hero__content {
        padding: var(--spacing-md);
    }

    .hero__scroll {
        display: none;
    }

    .nav__list {
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
    }

    .nav__link {
        font-size: var(--font-size-lg);
        padding: var(--spacing-sm);
    }
}

/* Accessibility - prefers reduced motion */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    .hero__title,
    .hero__subtitle,
    .hero__cta {
        opacity: 1;
        transform: none;
        animation: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --color-gray: #333333;
        --color-gray-light: #666666;
    }

    .btn--secondary {
        border-width: 3px;
    }

    .nav__link::after {
        height: 3px;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {

    /* Disable hover effects that don't work well on touch */
    .card:hover {
        transform: none;
    }

    .card:hover .card__image img {
        transform: none;
    }

    .service:hover {
        border-color: var(--color-gray-border);
        box-shadow: var(--shadow-md);
    }

    .testimonial:hover {
        transform: none;
    }

    .project-card:hover {
        transform: none;
    }

    /* Show overlay by default on touch devices */
    .gallery__item-overlay {
        opacity: 1;
        background: linear-gradient(to top,
                rgba(26, 26, 26, 0.8) 0%,
                rgba(26, 26, 26, 0.2) 40%,
                transparent 100%);
    }

    .gallery__item-title,
    .gallery__item-category {
        transform: translateY(0);
    }

    /* Larger touch targets */
    .nav__link,
    .footer__link,
    .btn {
        min-height: 44px;
    }
}

/* ============================================
   20. FORM CHECKBOX (Contact page)
   ============================================ */
.form__checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--color-gray);
    line-height: 1.5;
}

.form__checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    flex-shrink: 0;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.form__checkbox a {
    color: var(--color-primary);
    text-decoration: underline;
}

.form__checkbox a:hover {
    color: var(--color-primary-dark);
}