/*
 * ================================================
 * CFL EMBALLAGES - STYLE CSS PRINCIPAL
 * ================================================
 * Thème: Atelier Artisanal Français - Maîtres Artisans
 * ================================================
 */

/* ================================================
 * PALETTE DE COULEURS - THÈME ATELIER ARTISANAL
 * ================================================
 *
 * MODE CLAIR:
 * - Primary (Burnt Umber): #8A3324
 * - Secondary (Muted Gold): #C9A962
 * - Accent (Deep Linen): #FAF0E6
 * - Neutral (Warm Cream): #F5F1E8
 * - Background: #FAF0E6
 * - Text: #2C1810
 * - Card Background: #FFFAF0
 * - Border: #D4C4A8
 *
 * MODE SOMBRE:
 * - Primary: #C9A962
 * - Secondary: #8A3324
 * - Accent: #3D2817
 * - Neutral: #2C1810
 * - Background: #1A0F08
 * - Text: #FAF0E6
 * - Card Background: #2C1810
 * - Border: #4A3525
 *
 */

/* ================================================
 * VARIABLES CSS - ROOT
 * ================================================ */

:root {
    /* Couleurs principales - Thème Atelier Artisanal */
    --color-primary: #8A3324;
    --color-primary-light: #A64A3B;
    --color-primary-dark: #6B2418;

    --color-secondary: #C9A962;
    --color-secondary-light: #D9B972;
    --color-secondary-dark: #A89052;

    --color-accent: #FAF0E6;
    --color-neutral: #F5F1E8;

    /* Arrière-plans et texte */
    --color-bg: #FAF0E6;
    --color-bg-alt: #FFFAF0;
    --color-text: #2C1810;
    --color-text-muted: #6B5A4A;
    --color-text-light: #9A8A7A;

    /* Composants */
    --color-card-bg: #FFFAF0;
    --color-border: #D4C4A8;
    --color-shadow: rgba(44, 24, 16, 0.1);

    /* États */
    --color-success: #4A7C59;
    --color-warning: #C9A962;
    --color-error: #8A3324;
    --color-info: #5A8A9D;

    /* Typographie */
    --font-primary: 'Playfair Display', 'Georgia', 'Times New Roman', serif;
    --font-secondary: 'Montserrat', 'Helvetica Neue', 'Arial', sans-serif;
    --font-handwriting: 'Dancing Script', 'cursive';

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

    /* Bordures et rayons */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;

    /* Ombres */
    --shadow-sm: 0 2px 4px var(--color-shadow);
    --shadow-md: 0 4px 8px var(--color-shadow);
    --shadow-lg: 0 8px 16px var(--color-shadow);
    --shadow-xl: 0 16px 32px var(--color-shadow);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* ================================================
 * MODE SOMBRE
 * ================================================ */

[data-theme="dark"] {
    --color-primary: #C9A962;
    --color-primary-light: #D9B972;
    --color-primary-dark: #A89052;

    --color-secondary: #8A3324;
    --color-secondary-light: #A64A3B;
    --color-secondary-dark: #6B2418;

    --color-accent: #3D2817;
    --color-neutral: #2C1810;

    --color-bg: #1A0F08;
    --color-bg-alt: #2C1810;
    --color-text: #FAF0E6;
    --color-text-muted: #D4C4A8;
    --color-text-light: #A89052;

    --color-card-bg: #2C1810;
    --color-border: #4A3525;
    --color-shadow: rgba(0, 0, 0, 0.3);
}

/* ================================================
 * RÉINITIALISATION ET BASE
 * ================================================ */

.material-symbol {
    font-family: 'Material Symbols Outlined';
    font-weight: normal;
    font-style: normal;
    font-size: 24px;
    line-height: 1;
    letter-spacing: normal;
    text-transform: none;
    display: inline-block;
    white-space: nowrap;
    word-wrap: normal;
    direction: ltr;
    -webkit-font-feature-settings: 'liga';
    -webkit-font-smoothing: antialiased;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: var(--font-secondary);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Texture de fond artisanale */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(138, 51, 36, 0.02) 2px,
            rgba(138, 51, 36, 0.02) 4px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(138, 51, 36, 0.02) 2px,
            rgba(138, 51, 36, 0.02) 4px
        );
    pointer-events: none;
    z-index: 0;
}

/* ================================================
 * TYPOGRAPHIE
 * ================================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 600;
}

h5 {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    font-weight: 600;
}

h6 {
    font-size: 1rem;
    font-weight: 600;
}

p {
    margin-bottom: var(--spacing-md);
    max-width: 70ch;
}

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

a:hover,
a:focus {
    color: var(--color-primary-light);
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 4px;
}

/* Typographie artisanale spéciale */
.artisan-title {
    font-family: var(--font-primary);
    position: relative;
    display: inline-block;
}

.artisan-title::before,
.artisan-title::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-secondary));
    top: 50%;
}

.artisan-title::before {
    right: calc(100% + 15px);
}

.artisan-title::after {
    left: calc(100% + 15px);
    background: linear-gradient(90deg, var(--color-secondary), transparent);
}

.handwriting {
    font-family: var(--font-handwriting);
    font-size: 1.2em;
    color: var(--color-secondary);
}

/* ================================================
 * MISE EN PAGE ET CONTAINERS
 * ================================================ */

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 1;
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 1;
}

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

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

/* ================================================
 * HEADER ATELIER - Navigation flottante artistique
 * ================================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-fixed);
    padding: var(--spacing-sm) var(--spacing-md);
    background: linear-gradient(180deg, rgba(250, 240, 230, 0.98) 0%, rgba(250, 240, 230, 0.95) 100%);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(44, 24, 16, 0.08);
    transition: all var(--transition-normal);
}

[data-theme="dark"] .header {
    background: linear-gradient(180deg, rgba(26, 15, 8, 0.98) 0%, rgba(26, 15, 8, 0.95) 100%);
}

.header.scrolled {
    padding: var(--spacing-xs) var(--spacing-md);
    box-shadow: 0 4px 30px rgba(44, 24, 16, 0.15);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1280px;
    margin: 0 auto;
}

/* Logo artisanal */
.header-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    transition: transform var(--transition-normal);
}

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

.header-logo svg {
    width: 80px;
    height: auto;
    filter: drop-shadow(0 2px 4px rgba(138, 51, 36, 0.2));
}

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

.header-logo-title {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
    letter-spacing: 0.02em;
}

.header-logo-tagline {
    font-size: 0.75rem;
    color: var(--color-secondary);
    font-family: var(--font-handwriting);
    letter-spacing: 0.05em;
}

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

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-family: var(--font-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link:focus,
.nav-link.active {
    color: var(--color-primary);
    background-color: rgba(138, 51, 36, 0.08);
    text-decoration: none;
}

.nav-link .material-symbol {
    font-size: 1.25rem;
}

/* Icônes dessinées à la main */
.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: var(--color-secondary);
    transition: transform var(--transition-normal);
    border-radius: 1px;
}

.nav-link:hover::before,
.nav-link:focus::before,
.nav-link.active::before {
    transform: translateX(-50%) scaleX(1);
}

/* Menu Discover caché */
.nav-discover {
    display: none;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Header actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Theme toggle */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background-color: transparent;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--color-text);
}

.theme-toggle:hover,
.theme-toggle:focus {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-bg);
    transform: rotate(180deg);
}

.theme-toggle .material-symbol {
    font-size: 1.25rem;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    background-color: transparent;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: 10px;
}

.mobile-menu-toggle:hover,
.mobile-menu-toggle:focus {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text);
    transition: all var(--transition-fast);
    border-radius: 1px;
}

.mobile-menu-toggle:hover span,
.mobile-menu-toggle:focus span {
    background-color: var(--color-bg);
}

/* Mobile menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--color-bg);
    z-index: var(--z-modal);
    padding: var(--spacing-xl);
    overflow-y: auto;
    transition: left var(--transition-normal);
}

.mobile-menu.active {
    left: 0;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.mobile-menu-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background-color: transparent;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--color-text);
}

.mobile-menu-close:hover,
.mobile-menu-close:focus {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-bg);
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    list-style: none;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    font-family: var(--font-primary);
    font-size: 1.25rem;
    color: var(--color-text);
    text-decoration: none;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link:focus,
.mobile-nav-link.active {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-bg);
    text-decoration: none;
}

/* ================================================
 * HERO SECTION
 * ================================================ */

.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 80px;
}

.hero-media {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-media img,
.hero-media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: blur(3px);
    transform: scale(1.05);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(44, 24, 16, 0.7) 0%, rgba(44, 24, 16, 0.5) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--color-bg);
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    color: var(--color-bg);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--color-secondary);
    margin-bottom: var(--spacing-lg);
    font-family: var(--font-handwriting);
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(250, 240, 230, 0.95);
    margin-bottom: var(--spacing-xl);
    max-width: 65ch;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

/* ================================================
 * BOUTONS
 * ================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-secondary);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width var(--transition-normal), height var(--transition-normal);
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-bg);
    box-shadow: 0 4px 15px rgba(138, 51, 36, 0.3);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(138, 51, 36, 0.4);
    text-decoration: none;
    color: var(--color-bg);
}

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

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: var(--color-bg);
    color: var(--color-primary);
    text-decoration: none;
}

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

.btn-outline:hover,
.btn-outline:focus {
    background-color: var(--color-primary);
    color: var(--color-bg);
    text-decoration: none;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
}

.btn .material-symbol {
    font-size: 1.25rem;
}

/* ================================================
 * CARTES
 * ================================================ */

.card {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

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

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.card-text {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

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

/* ================================================
 * GRILLES
 * ================================================ */

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

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* ================================================
 * FORMULAIRES
 * ================================================ */

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

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-text);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-secondary);
    font-size: 1rem;
    color: var(--color-text);
    background-color: var(--color-card-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(138, 51, 36, 0.1);
}

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

.form-check {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.form-check-input {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    accent-color: var(--color-primary);
}

.form-check-label {
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

/* ================================================
 * SECTIONS SPÉCIALES
 * ================================================ */

.section-bg-image {
    position: relative;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.section-bg-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backdrop-filter: blur(3px);
    z-index: 0;
}

.section-bg-image > .container {
    position: relative;
    z-index: 1;
}

/* Bordures artistiques */
.artisan-border {
    position: relative;
    padding: var(--spacing-lg);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
}

.artisan-border::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 8px;
    right: 8px;
    bottom: 8px;
    border: 1px solid var(--color-secondary);
    border-radius: var(--border-radius-md);
    pointer-events: none;
}

/* ================================================
 * FOOTER
 * ================================================ */

.footer {
    background-color: var(--color-neutral);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    border-top: 4px solid var(--color-primary);
}

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

.footer-title {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--color-secondary);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ================================================
 * ACCESSIBILITÉ
 * ================================================ */

/* Focus visible pour accessibilité */
:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Skip link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-primary);
    color: var(--color-bg);
    text-decoration: none;
    z-index: 9999;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 0;
}

/* ================================================
 * UTILITAIRES
 * ================================================ */

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

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.pt-1 { padding-top: var(--spacing-sm); }
.pt-2 { padding-top: var(--spacing-md); }
.pt-3 { padding-top: var(--spacing-lg); }
.pt-4 { padding-top: var(--spacing-xl); }

.pb-1 { padding-bottom: var(--spacing-sm); }
.pb-2 { padding-bottom: var(--spacing-md); }
.pb-3 { padding-bottom: var(--spacing-lg); }
.pb-4 { padding-bottom: var(--spacing-xl); }

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

@media (max-width: 992px) {
    .nav-list {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu {
        display: block;
    }

    .grid-4 {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
    }

    .header {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

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

    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

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

    .grid-3 {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    h1 {
        font-size: 2rem;
    }

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

/* ================================================
 * ANIMATIONS
 * ================================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* ================================================
 * IMPRESSION
 * ================================================ */

@media print {
    .header,
    .footer,
    .btn {
        display: none;
    }

    body {
        background-color: white;
        color: black;
    }
}