/* ========================================
   ACCESSIBILITY ENHANCEMENTS - WCAG 2.1 AAA
   ======================================== */

/* Screen reader only content */
.sr-only,
.skip-link:not(:focus) {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Skip to main content link */
.skip-link {
    position: fixed;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-bg-dark);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    font-weight: bold;
    z-index: var(--z-tooltip);
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    box-shadow: var(--shadow-lg);
    transition: top var(--transition-base);
}

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

/* Accessibility toolbar */
.accessibility-toolbar {
    position: fixed;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    background: var(--color-bg-medium);
    border: 2px solid var(--color-primary);
    border-right: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    padding: var(--spacing-xs);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    z-index: var(--z-fixed);
    box-shadow: -4px 0 15px rgba(0, 0, 0, 0.3);
}

.a11y-btn {
    width: 50px;
    height: 50px;
    background: var(--color-bg-light);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-sm);
    color: var(--color-primary);
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: visible; /* Permet au tooltip de dépasser */
}

.a11y-btn:hover,
.a11y-btn:focus {
    background: var(--color-primary);
    color: var(--color-bg-dark);
    transform: scale(1.1);
    z-index: 10;
}

.a11y-btn:active {
    transform: scale(0.95);
}

.a11y-btn.active {
    background: var(--color-primary);
    color: var(--color-bg-dark);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.6);
}

/* Tooltip pour les boutons d'accessibilité */
.a11y-btn::before {
    content: attr(aria-label);
    position: absolute;
    right: 60px;
    background: var(--color-bg-dark);
    color: var(--color-primary);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    border: 2px solid var(--color-primary);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    pointer-events: none;
    font-size: 0.9rem;
    font-weight: normal;
    z-index: 1000;
    box-shadow: -4px 0 15px rgba(0, 0, 0, 0.5);
}

.a11y-btn::after {
    content: '';
    position: absolute;
    right: 50px;
    border: 8px solid transparent;
    border-left-color: var(--color-primary);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    pointer-events: none;
}

.a11y-btn:hover::before,
.a11y-btn:focus::before,
.a11y-btn:hover::after,
.a11y-btn:focus::after {
    opacity: 1;
    visibility: visible;
}

/* High contrast mode */
body.high-contrast {
    --color-bg-dark: #000000;
    --color-bg-medium: #000000;
    --color-bg-light: #1a1a1a;
    --color-text-primary: #ffffff;
    --color-text-secondary: #ffffff;
    --color-primary: #ffff00;
    --color-secondary: #ff0000;
}

body.high-contrast * {
    border-color: currentColor !important;
}

body.high-contrast .solution-card,
body.high-contrast .product-card,
body.high-contrast .pack-card {
    border: 3px solid var(--color-primary) !important;
}

/* Underline all links mode */
body.underline-links a {
    text-decoration: underline !important;
}

/* Readable font mode */
body.readable-font {
    font-family: 'Arial', 'Helvetica', sans-serif !important;
}

body.readable-font * {
    font-family: 'Arial', 'Helvetica', sans-serif !important;
    letter-spacing: 0.05em;
    line-height: 1.8;
}

/* Font size adjustments */
body.font-size-large {
    font-size: 120%;
}

body.font-size-larger {
    font-size: 140%;
}

body.font-size-largest {
    font-size: 160%;
}

/* Focus indicators - WCAG 2.1 AAA compliant */
*:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    box-shadow: 0 0 0 6px rgba(212, 175, 55, 0.2);
}

/* Keyboard navigation highlight */
.nav-links a:focus-visible {
    background: rgba(212, 175, 55, 0.2);
    padding: 0.5rem 1rem;
    margin: -0.5rem -1rem;
}

/* ========================================
   COLOR CONTRAST ENHANCEMENTS
   ======================================== */

/* Ensure minimum contrast ratio of 7:1 (AAA) */
.product-price,
.pack-price {
    font-weight: 900;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

/* Enhanced button contrast */
.cta-button {
    font-weight: 900;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.cta-secondary {
    border: 3px solid var(--color-primary);
    font-weight: 900;
}

/* Table headers for better readability */
.comparison-table th {
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ========================================
   MOTION & ANIMATION PREFERENCES
   ======================================== */

/* Respect 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;
    }
    
    .scroll-indicator {
        animation: none !important;
    }
    
    .hero::before {
        animation: none !important;
    }
}

/* ========================================
   TOUCH TARGET SIZES - WCAG 2.5.5
   ======================================== */

/* Minimum touch target size of 44x44px */
button,
a,
input[type="checkbox"],
input[type="radio"],
select {
    min-height: 44px;
    min-width: 44px;
}

.nav-links a {
    padding: 12px 16px;
}

/* ========================================
   FORM ACCESSIBILITY
   ======================================== */

/* Required field indicator */
.form-group label[for] {
    position: relative;
}

input:required + label::after,
textarea:required + label::after,
select:required + label::after {
    content: ' *';
    color: var(--color-secondary);
    font-weight: bold;
}

/* Error and success states */
input:invalid:not(:placeholder-shown),
textarea:invalid:not(:placeholder-shown) {
    border-color: var(--color-secondary);
    background-color: rgba(139, 0, 0, 0.1);
}

input:valid:not(:placeholder-shown),
textarea:valid:not(:placeholder-shown) {
    border-color: #2ecc71;
}

/* Error messages */
.error-message {
    color: var(--color-secondary);
    font-size: 0.9rem;
    margin-top: 0.25rem;
    display: block;
}

/* ========================================
   ARIA LIVE REGIONS
   ======================================== */

#announcer {
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    height: 1px;
    overflow: hidden;
    position: absolute;
    white-space: nowrap;
    width: 1px;
}

/* ========================================
   PRINT STYLES FOR ACCESSIBILITY
   ======================================== */

@media print {
    .accessibility-toolbar,
    .back-to-top,
    .menu-toggle,
    .hero-scroll,
    .loading-overlay {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    a[href]::after {
        content: " (" attr(href) ")";
    }
}

/* ========================================
   CSS VARIABLES (Custom Properties)
   ======================================== */
:root {
    /* Colors */
    --color-primary: #d4af37;
    --color-primary-light: #f0c644;
    --color-primary-dark: #b89520;
    --color-secondary: #8b0000;
    --color-secondary-hover: #a00000;
    --color-bg-dark: #0a0a0a;
    --color-bg-medium: #1a1a1a;
    --color-bg-light: #2a2a2a;
    --color-text-primary: #ffffff;
    --color-text-secondary: #cccccc;
    --color-text-muted: #888888;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-primary: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
    --font-size-base: 1rem;
    --font-size-lg: 1.1rem;
    --font-size-xl: 1.3rem;
    --font-size-2xl: 1.8rem;
    --font-size-3xl: 2.5rem;
    --font-size-4xl: 3.5rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 15px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 25px rgba(212, 175, 55, 0.3);
    --shadow-gold: 0 4px 15px rgba(139, 0, 0, 0.4);
    
    /* Border Radius */
    --radius-sm: 5px;
    --radius-md: 10px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    
    /* Z-index layers */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

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

*::before,
*::after {
    box-sizing: inherit;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg-dark);
    color: var(--color-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Improve text rendering */
h1, h2, h3, h4, h5, h6 {
    text-rendering: optimizeLegibility;
}

/* Modern focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

/* Remove default button styles */
button {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

/* Improve image rendering */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   ANIMATIONS & KEYFRAMES
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

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

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

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(212, 175, 55, 0.3);
    }
    50% {
        box-shadow: 0 0 30px rgba(212, 175, 55, 0.6);
    }
}

/* Utility animation classes */
.fade-in {
    animation: fadeIn 0.8s ease-out;
}

.fade-in-delay {
    animation: fadeIn 0.8s ease-out 0.3s both;
}

.fade-in-delay-2 {
    animation: fadeIn 0.8s ease-out 0.6s both;
}

.slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

.slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

/* Intersection Observer animations */
.observe-fade {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #0a0a0a;
    color: #ffffff;
    line-height: 1.6;
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */
header {
    background: linear-gradient(135deg, var(--color-bg-medium) 0%, var(--color-bg-dark) 100%);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    border-bottom: 2px solid var(--color-primary);
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.1);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
}

header.scrolled {
    padding: 0.5rem 0;
    box-shadow: 0 8px 30px rgba(212, 175, 55, 0.2);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--spacing-md);
}

.logo {
    font-size: var(--font-size-3xl);
    font-weight: bold;
    color: var(--color-primary);
    text-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
    transition: all var(--transition-base);
    cursor: pointer;
}

.logo:hover {
    transform: scale(1.05);
    text-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-xs);
    z-index: calc(var(--z-sticky) + 10);
}

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

.menu-toggle[aria-expanded="true"] .hamburger:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.menu-toggle[aria-expanded="true"] .hamburger:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] .hamburger:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

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

.nav-links a {
    color: var(--color-text-primary);
    text-decoration: none;
    transition: all var(--transition-base);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    background: linear-gradient(135deg, var(--color-bg-medium) 0%, var(--color-bg-light) 100%);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    border-bottom: 3px solid var(--color-primary);
    position: relative;
    overflow: hidden;
    min-height: 90vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

/* Fond animé avec effet de surveillance - SANS émojis */
.hero-animated::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    height: 200%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(212, 175, 55, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(212, 175, 55, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.02) 0%, transparent 40%);
    animation: surveillanceMove 25s linear infinite;
    opacity: 0.6;
    z-index: 0;
}

/* SUPPRIMÉ : les émojis de caméras */

@keyframes surveillanceMove {
    0% {
        transform: translate(0, 0) rotate(0deg);
    }
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Animated background pattern - motif grille discret */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(45deg, rgba(212, 175, 55, 0.02) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(212, 175, 55, 0.02) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, rgba(212, 175, 55, 0.02) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(212, 175, 55, 0.02) 75%);
    background-size: 50px 50px;
    background-position: 0 0, 0 25px, 25px -25px, -25px 0px;
    animation: movePattern 20s linear infinite;
    opacity: 0.3;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-scroll {
    position: relative;
    z-index: 2;
}

/* Fallback si la vidéo ne charge pas */
.hero-video-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(45deg, rgba(212, 175, 55, 0.03) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(212, 175, 55, 0.03) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, rgba(212, 175, 55, 0.03) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(212, 175, 55, 0.03) 75%);
    background-size: 50px 50px;
    background-position: 0 0, 0 25px, 25px -25px, -25px 0px;
    animation: movePattern 20s linear infinite;
    opacity: 0.3;
    z-index: 0;
}

/* Responsive pour les animations */
@media (max-width: 768px) {
    /* Animations simplifiées sur mobile */
    .hero-animated::before {
        animation-duration: 35s;
    }
}

/* Ancien animated background pattern - gardé en fallback */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(45deg, rgba(212, 175, 55, 0.03) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(212, 175, 55, 0.03) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, rgba(212, 175, 55, 0.03) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(212, 175, 55, 0.03) 75%);
    background-size: 50px 50px;
    background-position: 0 0, 0 25px, 25px -25px, -25px 0px;
    animation: movePattern 20s linear infinite;
    opacity: 0.5;
    z-index: 0;
}

@keyframes movePattern {
    0% {
        background-position: 0 0, 0 25px, 25px -25px, -25px 0px;
    }
    100% {
        background-position: 50px 50px, 50px 75px, 75px 25px, 25px 50px;
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1000px;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, var(--font-size-4xl));
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
    text-shadow: 0 0 20px rgba(212, 175, 55, 0.3);
    font-weight: 800;
    letter-spacing: -0.5px;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, var(--font-size-xl));
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-group {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.scroll-indicator {
    display: inline-block;
    font-size: 2rem;
    color: var(--color-primary);
    animation: bounce 2s infinite;
    cursor: pointer;
    transition: all var(--transition-base);
}

.scroll-indicator:hover {
    color: var(--color-primary-light);
    transform: scale(1.2);
}

.cta-button {
    background: linear-gradient(135deg, var(--color-secondary) 0%, #6b0000 100%);
    color: var(--color-text-primary);
    padding: var(--spacing-sm) 3rem;
    border: none;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-block;
    font-weight: bold;
    box-shadow: var(--shadow-gold);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    background: linear-gradient(135deg, var(--color-secondary-hover) 0%, #7b0000 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(139, 0, 0, 0.6);
}

.cta-button:active {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(139, 0, 0, 0.4);
}

.cta-secondary {
    background: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.2);
}

.cta-secondary:hover {
    background: var(--color-primary);
    color: var(--color-bg-dark);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

section {
    margin-bottom: 4rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #d4af37;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background-color: #d4af37;
}

h3 {
    color: #d4af37;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

/* Solutions Grid */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.solution-card {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid #d4af37;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.3);
    border-color: #f0c644;
}

.solution-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.icon {
    font-size: 3rem;
    color: #d4af37;
    margin-bottom: 1rem;
}

/* Products Section */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.product-card {
    background: #1a1a1a;
    border-radius: 10px;
    overflow: hidden;
    border: 2px solid #2a2a2a;
    transition: all 0.3s;
}

.product-card:hover {
    border-color: #d4af37;
    transform: translateY(-5px);
}

.product-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #2a2a2a 0%, #3a3a3a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: #d4af37;
}

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.product-price {
    font-size: 1.8rem;
    color: #d4af37;
    font-weight: bold;
    margin: 1rem 0;
}

.product-specs {
    list-style: none;
    margin: 1rem 0;
}

.product-specs li {
    padding: 0.3rem 0;
    color: #cccccc;
    font-size: 0.9rem;
}

.product-specs li::before {
    content: '✓ ';
    color: #d4af37;
    font-weight: bold;
}

/* Use Cases */
.use-cases {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.use-case {
    background: #1a1a1a;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    border: 1px solid #d4af37;
}

.use-case-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Features List */
.features-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature-item {
    background: #1a1a1a;
    padding: 1.5rem;
    border-left: 4px solid #d4af37;
    border-radius: 5px;
}

/* Packs Section */
.packs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pack-card {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    padding: 2.5rem;
    border-radius: 10px;
    border: 2px solid #d4af37;
    text-align: center;
    position: relative;
}

.pack-popular {
    border-color: #f0c644;
    box-shadow: 0 0 30px rgba(212, 175, 55, 0.3);
}

.pack-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background-color: #8b0000;
    color: #ffffff;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
}

.pack-price {
    font-size: 3rem;
    color: #d4af37;
    margin: 1rem 0;
}

.pack-features {
    list-style: none;
    margin: 2rem 0;
    text-align: left;
}

.pack-features li {
    padding: 0.5rem 0;
    color: #cccccc;
}

.pack-features li::before {
    content: '✓ ';
    color: #d4af37;
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial {
    background: #1a1a1a;
    padding: 2rem;
    border-radius: 10px;
    border-left: 4px solid #d4af37;
    font-style: italic;
}

.testimonial-author {
    margin-top: 1rem;
    color: #d4af37;
    font-style: normal;
    font-weight: bold;
}

.testimonial-rating {
    color: #d4af37;
    margin-bottom: 1rem;
}

/* Legal Section */
.legal-info {
    background: #1a1a1a;
    padding: 2rem;
    border-radius: 10px;
    border: 2px solid #8b0000;
    margin-top: 2rem;
}

.legal-info h4 {
    color: #d4af37;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.legal-info ul {
    margin-left: 2rem;
    color: #cccccc;
}

/* FAQ */
.faq-item {
    background: #1a1a1a;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 5px;
    border-left: 4px solid #d4af37;
}

.faq-question {
    color: #d4af37;
    font-weight: bold;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

/* Contact Form */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-form {
    background: #1a1a1a;
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid #d4af37;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #d4af37;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.8rem;
    background-color: #0a0a0a;
    border: 1px solid #2a2a2a;
    border-radius: 5px;
    color: #ffffff;
    font-size: 1rem;
}

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

.contact-info {
    background: #1a1a1a;
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid #d4af37;
}

.contact-item {
    margin-bottom: 2rem;
}

.contact-item h4 {
    color: #d4af37;
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    background-color: #0a0a0a;
    padding: 3rem 2rem 1rem;
    border-top: 2px solid #d4af37;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: #d4af37;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

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

.footer-section a {
    color: #cccccc;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #d4af37;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #2a2a2a;
    color: #888888;
}

/* Certifications */
.certifications {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.cert-badge {
    text-align: center;
    padding: 1.5rem;
    background: #1a1a1a;
    border-radius: 10px;
    border: 2px solid #d4af37;
}

.cert-icon {
    font-size: 3rem;
    color: #d4af37;
    margin-bottom: 0.5rem;
}

/* Comparison Table */
.comparison-table {
    width: 100%;
    margin-top: 2rem;
    background: #1a1a1a;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid #d4af37;
}

.comparison-table th {
    background: #2a2a2a;
    color: #d4af37;
    padding: 1rem;
    text-align: left;
}

.comparison-table td {
    padding: 1rem;
    border-top: 1px solid #2a2a2a;
}

.comparison-table tr:hover {
    background: #252525;
}

/* Warning Box */
.warning-box {
    background: #2a1a1a;
    border-left: 4px solid #8b0000;
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 5px;
}

.warning-box h4 {
    color: #d4af37;
    margin-bottom: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        gap: 1rem;
        flex-wrap: wrap;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

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

    .cta-secondary {
        margin-left: 0;
        margin-top: 1rem;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 280px;
        background: linear-gradient(135deg, var(--color-bg-medium) 0%, var(--color-bg-dark) 100%);
        flex-direction: column;
        padding: 6rem 2rem 2rem;
        box-shadow: -5px 0 25px rgba(0, 0, 0, 0.5);
        transition: right var(--transition-base);
        z-index: var(--z-sticky);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        width: 100%;
        text-align: left;
    }
    
    .nav-links a {
        display: block;
        padding: 1rem;
        border-bottom: 1px solid var(--color-bg-light);
    }
}

/* ========================================
   BACK TO TOP BUTTON
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-bg-dark);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-fixed);
    cursor: pointer;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    animation: pulse 1s infinite;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

/* ========================================
   LOADING OVERLAY
   ======================================== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--color-bg-light);
    border-top: 4px solid var(--color-primary);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
}

/* ========================================
   SCROLL REVEAL EFFECTS
   ======================================== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Stagger animation for grid items - VISIBLES PAR DÉFAUT */
.solution-card,
.product-card,
.use-case {
    opacity: 1; /* Visible par défaut */
    transform: translateY(0);
    transition: all 0.6s ease;
}

/* Animation optionnelle au scroll (si JavaScript activé) */
.solution-card.animate-on-scroll,
.product-card.animate-on-scroll,
.use-case.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
}

.solution-card.animate-on-scroll.visible,
.product-card.animate-on-scroll.visible,
.use-case.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Add delay for stagger effect */
.solution-card:nth-child(1).visible { transition-delay: 0.1s; }
.solution-card:nth-child(2).visible { transition-delay: 0.2s; }
.solution-card:nth-child(3).visible { transition-delay: 0.3s; }
.solution-card:nth-child(4).visible { transition-delay: 0.4s; }
.solution-card:nth-child(5).visible { transition-delay: 0.5s; }
.solution-card:nth-child(6).visible { transition-delay: 0.6s; }

/* ========================================
   IMAGE CAROUSEL EN ARRIÈRE-PLAN DU SITE
   ======================================== */
.image-carousel-section {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    background: #000000;
    z-index: 0;
    pointer-events: none;
}

.carousel-container {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    opacity: 0.35;
    display: flex;
    align-items: center;
}

.carousel-track {
    display: flex;
    gap: 3rem;
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    animation: scrollCarousel 50s linear infinite;
    will-change: transform;
    /* Force GPU acceleration */
    -webkit-transform: translateY(-50%) translateZ(0);
    transform: translateY(-50%) translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

/* S'assurer que l'animation fonctionne sur tous les navigateurs */
@-webkit-keyframes scrollCarousel {
    0% {
        -webkit-transform: translateY(-50%) translateX(0) translateZ(0);
        transform: translateY(-50%) translateX(0) translateZ(0);
    }
    100% {
        -webkit-transform: translateY(-50%) translateX(-50%) translateZ(0);
        transform: translateY(-50%) translateX(-50%) translateZ(0);
    }
}

@keyframes scrollCarousel {
    0% {
        -webkit-transform: translateY(-50%) translateX(0) translateZ(0);
        transform: translateY(-50%) translateX(0) translateZ(0);
    }
    100% {
        -webkit-transform: translateY(-50%) translateX(-50%) translateZ(0);
        transform: translateY(-50%) translateX(-50%) translateZ(0);
    }
}

.carousel-slide {
    flex-shrink: 0;
    width: 700px;
    height: 500px;
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(212, 175, 55, 0.4);
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: brightness(0.9) saturate(1.4);
    /* Fallback si image ne charge pas */
    background: linear-gradient(135deg, #2a2a2a 0%, #3a3a3a 100%);
}

/* Indicateur de chargement si image ne charge pas */
.carousel-slide::before {
    content: '📹';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 4rem;
    opacity: 0.3;
    z-index: -1;
}

.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.95), transparent);
    color: var(--color-primary);
    padding: 2rem 1.5rem 1.5rem 1.5rem;
    font-weight: bold;
    font-size: 1.2rem;
    text-align: center;
}

/* Overlay sombre moins prononcé pour voir mieux les images */
.carousel-overlay-top {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.55);
    pointer-events: none;
    z-index: 1;
}

.carousel-overlay-bottom {
    display: none;
}

/* Faire passer tout le contenu au-dessus */
body > * {
    position: relative;
    z-index: 1;
}

header,
main,
footer,
.hero,
.container {
    position: relative;
    z-index: 2;
}

/* Responsive */
@media (max-width: 768px) {
    .carousel-container {
        opacity: 0.25; /* Plus visible sur mobile aussi */
    }
    
    .carousel-slide {
        width: 500px;
        height: 350px;
    }
}

@media (max-width: 480px) {
    .carousel-container {
        opacity: 0.20;
    }
    
    .carousel-slide {
        width: 400px;
        height: 300px;
    }
    
    .carousel-track {
        gap: 2rem;
    }
}

/* ========================================
   ACCESSIBILITY & SKIP LINKS
   ======================================== */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-bg-dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    text-decoration: none;
    font-weight: bold;
    z-index: var(--z-tooltip);
}

.skip-to-content:focus {
    top: 0;
}

/* Reduced motion for users who prefer it */
@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;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .cta-button,
    .solution-card,
    .product-card {
        border: 2px solid var(--color-text-primary);
    }
}

/* Dark mode (already dark, but for future light mode toggle) */
@media (prefers-color-scheme: light) {
    /* Light mode would go here if needed */
}