/* ============================================
   PROJET EUREKA - Styles CSS Modernes
   Créé pour projeteureka.fr
   ============================================ */

/* Variables CSS */
:root {
    --primary-color: #0066ff;
    --primary-gradient: linear-gradient(135deg, #0066ff 0%, #004cd9 100%);
    --secondary-color: #ff6b35;
    --accent-color: #00d4aa;
    --dark-color: #1a1a2e;
    --darker-color: #16213e;
    --light-color: #f8f9fa;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #999999;
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 5px 25px rgba(0, 0, 0, 0.15);
    --shadow-dark: 0 10px 40px rgba(0, 0, 0, 0.2);
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Orbitron', monospace;
    --warning-color: #ffc107;
    --success-color: #28a745;
    --info-color: #17a2b8;
    --danger-color: #dc3545;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-primary);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 900;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Navigation */
.navbar {
    background: rgba(26, 26, 46, 0.95) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    padding: 1rem 0;
}

.navbar.scrolled {
    background: rgba(26, 26, 46, 0.98) !important;
    padding: 0.5rem 0;
    box-shadow: var(--shadow-medium);
}

.navbar-brand {
    display: flex;
    align-items: center;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.5rem;
    text-decoration: none;
    color: white !important;
}

.brand-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: white !important;
    background: rgba(0, 102, 255, 0.2);
    transform: translateY(-2px);
}

.navbar-nav .nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: var(--transition);
    transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::before {
    width: 80%;
}

.admin-link {
    background: rgba(255, 107, 53, 0.2) !important;
    border: 1px solid rgba(255, 107, 53, 0.3);
}

.admin-link:hover {
    background: rgba(255, 107, 53, 0.3) !important;
    transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    color: white;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(26, 26, 46, 0.8) 0%, 
        rgba(22, 33, 62, 0.9) 50%,
        rgba(0, 102, 255, 0.3) 100%);
    z-index: -1;
}

#hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translateX(-50%) translateY(-50%);
    z-index: -2;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    text-align: center;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    animation: heroTitleAnimation 1.2s ease-out;
}

@keyframes heroTitleAnimation {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.highlight {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    margin-bottom: 2.5rem;
    opacity: 0.9;
    font-weight: 300;
    text-align: center;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.feature-badge {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
    cursor: pointer;
}

.feature-badge:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 102, 255, 0.3);
}

.feature-badge i {
    font-size: 1.2rem;
    margin-right: 0.8rem;
    color: var(--accent-color);
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 20px rgba(0, 102, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 102, 255, 0.5);
    color: white;
}

.btn-outline-light {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline-light:hover {
    background: white;
    color: var(--dark-color);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 255, 255, 0.3);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.7);
    border-radius: 15px;
    position: relative;
}

.scroll-mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 8px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 2px;
    animation: scrollAnimation 1.5s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes scrollAnimation {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(15px);
    }
}

/* Features Section */
.features-section {
    padding: 6rem 0;
    background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%);
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    height: 100%;
    border: 1px solid rgba(0, 102, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: var(--transition);
}

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

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-dark);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 2rem;
    color: white;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    display: flex;
    align-items: center;
    margin-bottom: 0.8rem;
    color: var(--text-secondary);
}

.feature-list li i {
    color: var(--accent-color);
    margin-right: 0.8rem;
    font-size: 1.1rem;
}

/* Technology Section */
.technology-section {
    background: var(--dark-color);
    color: white;
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.technology-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.tech-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    height: 100%;
    position: relative;
    z-index: 1;
}

.tech-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-10px);
    border-color: rgba(0, 102, 255, 0.5);
}

.tech-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.tech-card:hover .tech-icon {
    transform: scale(1.2);
    color: var(--accent-color);
}

.tech-card h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: white;
}

.tech-card p {
    color: rgba(255, 255, 255, 0.7);
}

/* Stats Container */
.stats-container {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 3rem 2rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    z-index: 1;
}

.stat-item {
    padding: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--accent-color);
    font-family: var(--font-heading);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    font-weight: 500;
}

/* Gallery Section */
.gallery-section {
    padding: 6rem 0;
    background: var(--light-color);
}

.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.8rem 2rem;
    background: white;
    border: 2px solid var(--primary-color);
    border-radius: 50px;
    color: var(--primary-color);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary-gradient);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    background: white;
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-dark);
}

.gallery-item img,
.gallery-item video {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img,
.gallery-item:hover video {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 102, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay i {
    font-size: 2rem;
    color: white;
}

.audio-item {
    padding: 2rem;
    text-align: center;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.audio-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.audio-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.audio-title {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

/* About Section */
.about-section {
    padding: 6rem 0;
}

.about-features {
    margin-top: 2rem;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.about-feature:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-medium);
}

.about-feature i {
    font-size: 2rem;
    margin-right: 1.5rem;
    margin-top: 0.5rem;
    flex-shrink: 0;
}

.about-feature h4 {
    margin-bottom: 0.5rem;
    color: var(--dark-color);
    font-size: 1.2rem;
}

.about-feature p {
    color: var(--text-secondary);
    margin: 0;
}

.company-info {
    background: var(--primary-gradient);
    padding: 2rem;
    border-radius: var(--border-radius);
    color: white;
    text-align: center;
}

.company-info h3 {
    margin-bottom: 0.5rem;
}

/* Contact Section */
.contact-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--dark-color) 0%, var(--darker-color) 100%);
    color: white;
}

.contact-form-container {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 3rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-dark);
}

.form-floating {
    position: relative;
    margin-bottom: 1.5rem;
}

.form-control,
.form-select {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus,
.form-select:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 102, 255, 0.25);
    color: white;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-select option {
    background: var(--dark-color);
    color: white;
    padding: 0.5rem 1rem;
}

.form-floating label {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

.form-check {
    margin: 1.5rem 0;
}

.form-check-input {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    margin-top: 0.3rem;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-label {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
}

#submit-btn {
    min-width: 200px;
    position: relative;
}

#submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.contact-info {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 2rem;
}

.contact-item {
    text-align: center;
    padding: 1.5rem;
}

.contact-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-item h5 {
    margin-bottom: 0.8rem;
    color: white;
}

.contact-item a {
    color: var(--accent-color);
    text-decoration: none;
    transition: var(--transition);
}

.contact-item a:hover {
    color: white;
}

/* Footer */
.footer {
    background: var(--dark-color) !important;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    display: flex;
    align-items: center;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.3rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

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

/* Scroll to Top */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
    box-shadow: var(--shadow-medium);
}

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

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-dark);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-features {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .navbar-nav {
        text-align: center;
        padding-top: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .contact-form-container {
        padding: 2rem 1.5rem;
    }
    
    .stats-container {
        padding: 2rem 1rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .gallery-filters {
        justify-content: center;
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .tech-card {
        padding: 1.5rem;
    }
    
    .contact-form-container {
        padding: 1.5rem 1rem;
    }
}

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

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

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

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

/* Utilitaires */
.bg-gradient-primary {
    background: var(--primary-gradient);
}

.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-custom {
    box-shadow: var(--shadow-medium);
}

.border-radius-custom {
    border-radius: var(--border-radius);
}

/* ============================================
   RECHERCHE TRI-MODALE SECTION
   ============================================ */

.search-engine-section {
    background: var(--primary-gradient);
    position: relative;
    overflow: hidden;
}

.search-engine-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" fill="none"><path d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,149.3C960,160,1056,160,1152,149.3L1200,139V0H1152C1056,0,960,0,864,0C768,0,672,0,576,0C480,0,384,0,288,0C192,0,96,0,48,0H0V96Z" fill="rgba(255,255,255,0.1)"/></svg>');
    background-size: 100% 120px;
    background-repeat: no-repeat;
    background-position: bottom;
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.search-modes .search-mode {
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.mode-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    flex-shrink: 0;
}

.mode-icon i {
    font-size: 1.5rem;
    color: var(--warning-color);
}

.benefits-list {
    list-style: none;
    padding: 0;
}

.benefits-list li {
    padding: 0.5rem 0;
    display: flex;
    align-items: flex-start;
}

.benefits-list li i {
    margin-right: 0.8rem;
    margin-top: 0.2rem;
    font-size: 1.1rem;
}

.search-demo-container {
    position: relative;
}

.search-demo-box {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-dark);
    position: relative;
    overflow: hidden;
}

.search-demo-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(0, 102, 255, 0.05), transparent);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.demo-example {
    border: 2px solid var(--light-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    background: var(--light-color);
}

.demo-query {
    background: white;
    padding: 1rem;
    border-radius: 8px;
    border: 2px solid var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-light);
}

.demo-query i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.demo-query code {
    background: none;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1.1rem;
}

.demo-arrow {
    text-align: center;
    margin: 1rem 0;
}

.demo-arrow i {
    font-size: 1.5rem;
    color: var(--accent-color);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.demo-results {
    background: white;
    border-radius: 8px;
    padding: 1rem;
    box-shadow: var(--shadow-light);
}

.result-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.5rem;
    border-radius: 6px;
    transition: var(--transition);
}

.result-item:hover {
    background: var(--light-color);
}

.result-item i {
    font-size: 1.3rem;
}

.performance-stats {
    margin-top: 2rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: var(--border-radius);
    color: white;
}

.stat-value {
    font-size: 2rem;
    font-weight: 900;
    font-family: var(--font-heading);
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

.technical-details .tech-detail {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.technical-details .tech-detail:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
}

.technical-details .tech-detail i {
    font-size: 2rem;
    color: var(--warning-color);
}

/* ============================================
   FEATURED CARDS & SPECIAL ELEMENTS
   ============================================ */

.featured-card {
    position: relative;
    border: 2px solid var(--accent-color) !important;
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.05), rgba(0, 102, 255, 0.05)) !important;
    transform: scale(1.02);
}

.feature-badge-new {
    position: absolute;
    top: -10px;
    right: -10px;
    background: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--shadow-medium);
    animation: pulse 2s infinite;
}

.feature-highlight {
    margin-top: 1rem;
    padding: 1rem;
    background: rgba(0, 212, 170, 0.1);
    border-left: 4px solid var(--accent-color);
    border-radius: 0 8px 8px 0;
}

.feature-highlight i {
    color: var(--accent-color);
    margin-right: 0.5rem;
}

.about-story {
    background: rgba(0, 102, 255, 0.05);
    padding: 2rem;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
    margin-bottom: 2rem;
}

.about-story h4 i {
    margin-right: 0.5rem;
}

.about-feature {
    padding: 1.5rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.about-feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.about-feature i {
    font-size: 2rem;
    margin-right: 1rem;
    float: left;
    margin-top: 0.2rem;
}

.company-achievements {
    background: var(--light-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 2px solid rgba(0, 102, 255, 0.1);
}

.achievement-stat strong {
    font-size: 1.5rem;
    font-family: var(--font-heading);
    display: block;
}

/* Responsive pour la section recherche */
@media (max-width: 768px) {
    .search-engine-content {
        text-align: center;
        margin-bottom: 3rem;
    }
    
    .search-demo-box {
        padding: 1.5rem;
    }
    
    .mode-icon {
        width: 50px;
        height: 50px;
        margin-right: 0.8rem;
    }
    
    .demo-query code {
        font-size: 1rem;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
    
    .technical-details .tech-detail {
        padding: 1rem;
        margin-bottom: 1rem;
    }
}