/* ====================================
   LED GRATUITE - STYLES PREMIUM
   ==================================== */

/* ====== VARIABLES CSS ====== */
:root {
    /* Couleurs primaires - Mode Clair */
    --color-primary: #0066FF;
    --color-primary-dark: #0047B3;
    --color-primary-light: #3385FF;
    --color-accent: #FFD700;
    --color-accent-dark: #FFA500;
    
    /* Couleurs de fond */
    --color-bg: #FFFFFF;
    --color-bg-secondary: #F8F9FA;
    --color-bg-tertiary: #ECEEF0;
    --color-surface: #FFFFFF;
    
    /* Couleurs de texte */
    --color-text: #1A1A1A;
    --color-text-secondary: #4A5568;
    --color-text-tertiary: #718096;
    
    /* Couleurs de bordure */
    --color-border: #E2E8F0;
    --color-border-light: #F1F5F9;
    
    /* Effets */
    --shadow-sm: 0 2px 8px rgba(0, 102, 255, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 102, 255, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 102, 255, 0.16);
    --shadow-xl: 0 16px 48px rgba(0, 102, 255, 0.2);
    
    /* Glow effects */
    --glow-primary: 0 0 20px rgba(0, 102, 255, 0.4),
                     0 0 40px rgba(0, 102, 255, 0.2);
    --glow-accent: 0 0 20px rgba(255, 215, 0, 0.4),
                    0 0 40px rgba(255, 215, 0, 0.2);
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Typographie */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* ====== MODE SOMBRE ====== */
[data-theme="dark"] {
    --color-primary: #3385FF;
    --color-primary-dark: #1A6FE3;
    --color-primary-light: #5C9FFF;
    --color-accent: #FFD700;
    --color-accent-dark: #FFC700;
    
    --color-bg: #0A0E27;
    --color-bg-secondary: #0F1535;
    --color-bg-tertiary: #1A1F3A;
    --color-surface: #151B36;
    
    --color-text: #F7FAFC;
    --color-text-secondary: #CBD5E0;
    --color-text-tertiary: #A0AEC0;
    
    --color-border: #2D3748;
    --color-border-light: #1A202C;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
    
    --glow-primary: 0 0 30px rgba(51, 133, 255, 0.6),
                     0 0 60px rgba(51, 133, 255, 0.3);
    --glow-accent: 0 0 30px rgba(255, 215, 0, 0.6),
                    0 0 60px rgba(255, 215, 0, 0.3);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-base),
                color var(--transition-base);
    /* Améliorer le touch sur mobile */
    -webkit-tap-highlight-color: rgba(0, 102, 255, 0.2);
    touch-action: manipulation;
}

/* Améliorer le touch feedback */
a, button {
    -webkit-tap-highlight-color: rgba(0, 102, 255, 0.2);
    touch-action: manipulation;
}

/* Désactiver le callout sur iOS */
a, button, img {
    -webkit-touch-callout: none;
}

/* Empêcher la sélection accidentelle sur mobile */
.btn, .nav-link, .theme-toggle, .mobile-menu-toggle {
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
}

/* Optimiser le rendu des images */
img {
    max-width: 100%;
    height: auto;
    display: block;
    -webkit-user-drag: none;
    user-select: none;
}

/* ====== CONTAINER ====== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
}

/* ====== THEME TOGGLE ====== */
.theme-toggle {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 1000;
    width: 50px;
    height: 50px;
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.theme-toggle:hover {
    transform: scale(1.1) rotate(15deg);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.theme-toggle .sun-icon {
    display: block;
    color: var(--color-accent-dark);
}

.theme-toggle .moon-icon {
    display: none;
    color: var(--color-primary);
}

[data-theme="dark"] .theme-toggle .sun-icon {
    display: none;
}

[data-theme="dark"] .theme-toggle .moon-icon {
    display: block;
}

/* ====== HEADER ====== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

[data-theme="dark"] .header {
    background: rgba(10, 14, 39, 0.95);
}

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

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 0;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.logo-text {
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.logo-accent {
    color: var(--color-primary);
    position: relative;
}

.logo-accent::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

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

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

.phone-link {
    padding: 0.5rem 1.25rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white !important;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.phone-link::after {
    display: none;
}

.phone-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: white !important;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 999;
    position: relative;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-base);
    transform-origin: center;
}

.mobile-menu-toggle:active span {
    background: var(--color-primary);
}

/* Animation hamburger vers X */
.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Overlay sombre quand menu ouvert (mobile) */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 997;
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ====== HERO SECTION ====== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    overflow: hidden;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.glow-orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--color-primary), transparent);
    top: -200px;
    left: -100px;
    animation-delay: 0s;
}

.glow-orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--color-accent), transparent);
    bottom: -150px;
    right: -100px;
    animation-delay: 7s;
}

.glow-orb-3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, var(--color-primary-light), transparent);
    top: 50%;
    right: 20%;
    animation-delay: 14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(50px, -50px) scale(1.1); }
    66% { transform: translate(-50px, 50px) scale(0.9); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

.title-line {
    display: block;
    color: var(--color-text);
}

.title-accent {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
    max-width: 90%;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ====== BUTTONS ====== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), var(--glow-primary);
}

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

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.btn-download {
    background: linear-gradient(135deg, var(--color-accent-dark), var(--color-accent));
    color: #1A1A1A;
    font-size: 1.125rem;
    padding: 1.25rem 2.5rem;
    box-shadow: var(--shadow-lg);
}

.btn-download:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-xl), var(--glow-accent);
}

/* ====== HERO VISUAL ====== */
.hero-visual {
    position: relative;
    animation: fadeInRight 1s ease-out 0.3s both;
}

.floating-card {
    position: relative;
    animation: floatCard 6s ease-in-out infinite;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

.card-glow {
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-xl);
    filter: blur(20px);
    opacity: 0.4;
    z-index: -1;
}

.stats-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.6;
    animation: bounce 2s infinite;
}

.scroll-text {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-text-tertiary);
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(180deg, var(--color-primary), transparent);
    border-radius: 2px;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ====== SECTIONS ====== */
section {
    padding: var(--spacing-2xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: linear-gradient(135deg, 
        rgba(0, 102, 255, 0.1), 
        rgba(255, 215, 0, 0.1));
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 900;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ====== ADVANTAGES ====== */
.advantages {
    background: var(--color-bg-secondary);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.advantage-card {
    background: var(--color-surface);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

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

.advantage-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, 
        rgba(0, 102, 255, 0.1), 
        rgba(255, 215, 0, 0.1));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.advantage-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.advantage-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ====== PRODUCTS ====== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    /* grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); */
    gap: var(--spacing-xl);
}

.product-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: all var(--transition-base);
    position: relative;
}

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

.product-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 1;
    background: var(--color-bg-tertiary);
}

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

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.5rem 1rem;
    background: var(--color-primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    z-index: 2;
}

.product-badge.popular {
    background: var(--color-accent-dark);
    color: #1A1A1A;
}

.product-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.8));
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: var(--spacing-lg);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.btn-quick-view {
    padding: 0.75rem 1.5rem;
    background: white;
    color: var(--color-primary);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-quick-view:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

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

.product-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.product-description {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.product-specs {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.spec-item {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
}

.spec-item-price {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background: var(--color-bg-tertiary);
    color: var(--color-primary);
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
}

.spec-item svg, .spec-item-price svg {
    width: 14px;
    height: 14px;
}

/* ====== DOWNLOAD SECTION ====== */
.download-section {
    background: linear-gradient(135deg, 
        var(--color-bg-secondary), 
        var(--color-bg));
    padding: var(--spacing-2xl) 0;
}

.download-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    padding: var(--spacing-2xl);
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.download-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, 
        rgba(0, 102, 255, 0.1), 
        transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.download-content {
    position: relative;
    z-index: 1;
}

.download-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.download-description {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.download-features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
}

.download-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
}

.download-features svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.download-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.catalog-mockup {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: floatCard 5s ease-in-out infinite;
}

.mockup-glow {
    position: absolute;
    inset: -30px;
    background: radial-gradient(circle, 
        rgba(255, 215, 0, 0.3), 
        transparent 70%);
    filter: blur(40px);
    z-index: -1;
}

.catalog-mockup svg {
    color: var(--color-primary);
    filter: drop-shadow(0 10px 30px rgba(0, 102, 255, 0.3));
}

/* ====== CONTACT ====== */
.contact {
    background: var(--color-bg-secondary);
}

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

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

.contact-card {
    background: var(--color-surface);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    display: flex;
    gap: var(--spacing-md);
    transition: all var(--transition-base);
}

.contact-card:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, 
        rgba(0, 102, 255, 0.1), 
        rgba(255, 215, 0, 0.1));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-primary);
}

.contact-details h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.25rem;
}

.contact-details p {
    color: var(--color-text-tertiary);
    font-size: 0.9rem;
}

.contact-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    display: block;
    margin: 0.25rem 0;
    transition: color var(--transition-fast);
}

.contact-link:hover {
    color: var(--color-primary-dark);
}

/* ====== FORM ====== */
.contact-form {
    background: var(--color-surface);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group-full {
    grid-column: 1 / -1;
}

.form-group label {
    color: var(--color-text);
    font-weight: 600;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem 1rem;
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

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

.btn-submit {
    grid-column: 1 / -1;
    justify-content: center;
    padding: 1.125rem 2.5rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    font-size: 1.125rem;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--glow-primary);
}

.form-message {
    grid-column: 1 / -1;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    font-weight: 600;
    display: none;
}

.form-message.success {
    background: rgba(16, 185, 129, 0.1);
    color: #10B981;
    border: 2px solid #10B981;
    display: block;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.1);
    color: #EF4444;
    border: 2px solid #EF4444;
    display: block;
}

/* ====== FOOTER ====== */
.footer {
    background: var(--color-bg-tertiary);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: var(--spacing-md);
}

.footer-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
    max-width: 90%;
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-3px);
    border-color: var(--color-primary);
}

.footer-title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--color-text-tertiary);
    font-size: 0.9rem;
}

.footer-credit {
    font-style: italic;
}

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

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

.reveal-text {
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
}

/* ====== SCROLL REVEAL ====== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

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

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

/* Tablette Paysage (1024px - 1280px) */
@media (max-width: 1280px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* Tablette (768px - 1024px) */
@media (max-width: 1024px) {
    /* Hero */
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .hero-visual {
        order: -1;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .hero-title {
        font-size: clamp(2rem, 5vw, 3.5rem);
    }
    
    .hero-description {
        max-width: 100%;
    }
    
    /* Download */
    .download-card {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .download-visual {
        order: -1;
    }
    
    /* Contact */
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }
    
    .footer-section:first-child {
        grid-column: 1 / -1;
    }
}

/* Mobile Large (480px - 768px) */
@media (max-width: 768px) {
    /* Variables pour mobile */
    :root {
        --spacing-xs: 0.375rem;
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.25rem;
        --spacing-xl: 1.75rem;
        --spacing-2xl: 2.5rem;
    }
    
    /* Container */
    .container {
        padding: 0 var(--spacing-md);
    }
    
    /* Header */
    .navbar {
        padding: 1rem 0;
    }
    
    .logo {
        font-size: 1.5rem;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--color-surface);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-xl);
        transform: translateY(-120%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        border-bottom: 1px solid var(--color-border);
        z-index: 998;
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        padding: var(--spacing-sm) 0;
        font-size: 1.125rem;
    }
    
    .phone-link {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
    
    .mobile-menu-toggle {
        display: flex;
        z-index: 999;
    }
    
    /* Theme Toggle */
    .theme-toggle {
        top: 1rem;
        right: 2.5rem;
        width: 45px;
        height: 45px;
    }
    
    /* Hero */
    .hero {
        min-height: auto;
        padding: 6rem 0 4rem;
    }
    
    .hero-title {
        font-size: clamp(1.75rem, 8vw, 2.5rem);
        margin-bottom: var(--spacing-md);
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: var(--spacing-lg);
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .btn {
        width: 100%;
        justify-content: center;
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
    }
    
    .hero-visual {
        max-width: 300px;
    }
    
    .stats-card {
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    /* Sections */
    section {
        padding: var(--spacing-xl) 0;
    }
    
    .section-header {
        margin-bottom: var(--spacing-xl);
    }
    
    .section-title {
        font-size: clamp(1.75rem, 6vw, 2.5rem);
        margin-bottom: var(--spacing-sm);
    }
    
    .section-description {
        font-size: 1rem;
    }
    
    .section-tag {
        font-size: 0.75rem;
        padding: 0.375rem 1rem;
    }
    
    /* Advantages */
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .advantage-card {
        padding: var(--spacing-lg);
    }
    
    .advantage-icon {
        width: 50px;
        height: 50px;
        margin-bottom: var(--spacing-sm);
    }
    
    .advantage-title {
        font-size: 1.125rem;
    }
    
    .advantage-description {
        font-size: 0.9rem;
    }
    
    /* Products */
    .products-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .product-card {
        max-width: 100%;
    }
    
    .product-content {
        padding: var(--spacing-md);
    }
    
    .product-title {
        font-size: 1.125rem;
    }
    
    .product-description {
        font-size: 0.875rem;
    }
    
    .spec-item {
        font-size: 0.75rem;
        padding: 0.3rem 0.6rem;
    }

    .spec-item-price {
        font-size: 1rem;
        padding: 0.3rem 0.6rem;
    }
    
    /* Download */
    .download-card {
        padding: var(--spacing-xl);
        gap: var(--spacing-lg);
    }
    
    .download-title {
        font-size: 1.75rem;
    }
    
    .download-description {
        font-size: 1rem;
    }
    
    .download-features {
        margin-bottom: var(--spacing-lg);
    }
    
    .download-features li {
        font-size: 0.9rem;
    }
    
    .btn-download {
        font-size: 1rem;
        padding: 1rem 2rem;
    }
    
    .catalog-mockup svg {
        width: 80px;
        height: 80px;
    }
    
    /* Contact */
    .contact-form {
        grid-template-columns: 1fr;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
    }
    
    .form-group label {
        font-size: 0.875rem;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.75rem 0.875rem;
        font-size: 0.95rem;
    }
    
    .btn-submit {
        padding: 1rem 2rem;
        font-size: 1rem;
    }
    
    .contact-card {
        padding: var(--spacing-md);
    }
    
    .contact-icon {
        width: 45px;
        height: 45px;
    }
    
    /* Footer */
    .footer {
        padding: var(--spacing-xl) 0 var(--spacing-md);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .footer-section:first-child {
        grid-column: 1;
    }
    
    .footer-description {
        max-width: 100%;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
        font-size: 0.85rem;
    }
    
    /* Glow Orbs - Réduire sur mobile */
    .glow-orb {
        opacity: 0.2;
    }
    
    .glow-orb-1 {
        width: 300px;
        height: 300px;
    }
    
    .glow-orb-2 {
        width: 250px;
        height: 250px;
    }
    
    .glow-orb-3 {
        width: 200px;
        height: 200px;
    }
}

/* Mobile Small (320px - 480px) */
@media (max-width: 480px) {
    /* Variables encore plus compactes */
    :root {
        --spacing-xs: 0.25rem;
        --spacing-sm: 0.5rem;
        --spacing-md: 0.75rem;
        --spacing-lg: 1rem;
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
    }
    
    /* Typography */
    .hero-title {
        font-size: 1.75rem;
        line-height: 1.2;
    }
    
    .hero-description {
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-description {
        font-size: 0.95rem;
    }
    
    /* Hero */
    .hero {
        padding: 5rem 0 3rem;
    }
    
    .hero-visual {
        max-width: 250px;
    }
    
    .stats-card {
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    /* Buttons */
    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.9rem;
        gap: 0.375rem;
    }
    
    .btn svg {
        width: 18px;
        height: 18px;
    }
    
    /* Cards */
    .advantage-card {
        padding: var(--spacing-md);
    }
    
    .advantage-icon {
        width: 45px;
        height: 45px;
    }
    
    .advantage-icon svg {
        width: 24px;
        height: 24px;
    }
    
    .advantage-title {
        font-size: 1rem;
        margin-bottom: var(--spacing-xs);
    }
    
    .advantage-description {
        font-size: 0.875rem;
        line-height: 1.6;
    }
    
    /* Products */
    .product-badge {
        font-size: 0.7rem;
        padding: 0.375rem 0.75rem;
    }
    
    .product-content {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .product-title {
        font-size: 1rem;
        margin-bottom: var(--spacing-xs);
    }
    
    .product-description {
        font-size: 0.85rem;
        line-height: 1.5;
        margin-bottom: var(--spacing-sm);
    }
    
    /* Download */
    .download-card {
        padding: var(--spacing-lg);
    }
    
    .download-title {
        font-size: 1.5rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .download-description {
        font-size: 0.95rem;
        margin-bottom: var(--spacing-md);
    }
    
    .download-features li {
        font-size: 0.875rem;
        margin-bottom: var(--spacing-xs);
    }
    
    .btn-download {
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
    }
    
    .catalog-mockup svg {
        width: 60px;
        height: 60px;
    }
    
    /* Contact */
    .contact-form {
        padding: var(--spacing-md);
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.625rem 0.75rem;
        font-size: 0.9rem;
    }
    
    .form-group textarea {
        min-height: 100px;
    }
    
    .contact-card {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }
    
    .contact-icon {
        width: 40px;
        height: 40px;
    }
    
    .contact-icon svg {
        width: 20px;
        height: 20px;
    }
    
    .contact-details h3 {
        font-size: 1rem;
    }
    
    .contact-details p {
        font-size: 0.85rem;
    }
    
    /* Footer */
    .footer-logo {
        font-size: 1.25rem;
    }
    
    .footer-description {
        font-size: 0.9rem;
        line-height: 1.6;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .social-link {
        width: 36px;
        height: 36px;
    }
    
    .footer-title {
        font-size: 1rem;
    }
    
    .footer-links {
        font-size: 0.875rem;
    }
    
    /* Theme Toggle */
    .theme-toggle {
        width: 42px;
        height: 42px;
        top: 0.875rem;
        right: 2.5rem;
    }
    
    .theme-toggle svg {
        width: 20px;
        height: 20px;
    }
    
    /* Logo */
    .logo {
        font-size: 1.35rem;
    }
    
    /* Reduce animations on small screens */
    .glow-orb {
        display: none;
    }
    
    .floating-card {
        animation: none;
    }
}

/* Mobile Extra Small (< 360px) */
@media (max-width: 360px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .download-title {
        font-size: 1.35rem;
    }
    
    .btn {
        padding: 0.675rem 1rem;
        font-size: 0.85rem;
    }
    
    .product-title,
    .advantage-title {
        font-size: 0.95rem;
    }
}

/* ====== PRINT ====== */
@media print {
    .header,
    .theme-toggle,
    .scroll-indicator,
    .btn,
    .social-links {
        display: none;
    }
}