/* ============================================
   GLOBAL STYLES & RESET
   ============================================ */

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

:root {
    /* Primary Colors - Modern Blue Gradient */
    --primary-gradient: linear-gradient(135deg, #2193b0 0%, #6dd5ed 100%);
    --primary-color: #2193b0;
    --primary-dark: #1a7a8f;
    --secondary-color: #6dd5ed;
    
    /* Neutral Colors */
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-light: #718096;
    --background: #f7fafc;
    --white: #ffffff;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15), 0 10px 10px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.4s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   LOGO EN HAUT À DROITE
   ============================================ */

.logo-container {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1000;
    animation: fadeInLeft 0.6s ease;
}

.top-right-logo {
    width: 120px;
    height: 120px;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    background: white;
    padding: 12px;
    border: 3px solid rgba(255, 255, 255, 0.9);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    cursor: default;
    pointer-events: none;
}

.top-right-logo:hover {
    transform: translateY(-4px) scale(1.08);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

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

/* Responsive pour mobile */
@media (max-width: 768px) {
    .logo-container {
        top: 10px;
        left: 10px;
    }
    
    .top-right-logo {
        width: 80px;
        height: 80px;
    }
}


/* ============================================
   WRAPPER & LAYOUT
   ============================================ */

    flex-direction: column;
}


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

.hero-section {
    background: linear-gradient(135deg, #e0f7fa 0%, #b2ebf2 50%, #80deea 100%);
    padding: var(--spacing-2xl) var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #004d40;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 4px rgba(255, 255, 255, 0.5);
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 500;
    color: #00695c;
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.3);
}

.hero-description {
    font-size: 1rem;
    color: #00796b;
    font-weight: 400;
}

.mentor-ai-brand {
    font-size: 3.5rem;
    font-weight: 900;
    color: #1976d2;
    margin: var(--spacing-lg) 0;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    text-shadow: 2px 2px 8px rgba(25, 118, 210, 0.3);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.02);
        opacity: 0.95;
    }
}

/* Responsive pour MENTOR AI */
@media (max-width: 768px) {
    .mentor-ai-brand {
        font-size: 2.5rem;
    }
}


/* ============================================
   ESTABLISHMENTS SECTION
   ============================================ */

.establishments-section {
    flex: 1;
    padding: var(--spacing-2xl) var(--spacing-md) var(--spacing-xl);
    background: var(--background);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}


/* ============================================
   CARDS GRID
   ============================================ */

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}


/* ============================================
   LEVEL CARD - Modern Premium Design
   ============================================ */

.level-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.level-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.level-card.selected {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(33, 147, 176, 0.3);
    border: 3px solid var(--primary-color);
}

.level-card.selected::after {
    content: '✓';
    position: absolute;
    top: 20px;
    right: 20px;
    width: 36px;
    height: 36px;
    background: var(--primary-gradient);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: bold;
    box-shadow: var(--shadow-md);
    z-index: 10;
    animation: checkPop 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes checkPop {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}


/* ============================================
   CARD IMAGE
   ============================================ */

.card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: linear-gradient(135deg, #2193b0 0%, #6dd5ed 100%);
}

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

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

.card-badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.1) 100%);
    pointer-events: none;
}


/* ============================================
   CARD CONTENT
   ============================================ */

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

.card-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    display: inline-block;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.card-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.01em;
}

.card-description {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.card-details {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 400;
}


/* ============================================
   ACTION SECTION - Continue Button
   ============================================ */

.action-section {
    text-align: center;
    margin-top: var(--spacing-xl);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--primary-gradient);
    color: var(--white);
    font-size: 1.125rem;
    font-weight: 600;
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(33, 147, 176, 0.3);
    transition: all var(--transition-normal);
    font-family: inherit;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(33, 147, 176, 0.4);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
}

.btn-icon {
    transition: transform var(--transition-fast);
}

.btn-primary:hover:not(:disabled) .btn-icon {
    transform: translateX(4px);
}

.action-hint {
    margin-top: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 400;
}


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

.footer {
    background: var(--white);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.footer p {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 400;
}


/* ============================================
   FADE OUT ANIMATION
   ============================================ */

.welcome-wrapper.fade-out {
    opacity: 0;
    transition: opacity 0.5s ease;
}


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

/* Tablets and below */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .card-image {
        height: 180px;
    }
    
    .card-title {
        font-size: 1.5rem;
    }
    
    .establishments-section {
        padding: var(--spacing-xl) var(--spacing-md);
    }
}

/* Mobile phones */
@media (max-width: 480px) {
    .hero-section {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-description {
        font-size: 0.875rem;
    }
    
    .card-image {
        height: 160px;
    }
    
    .card-content {
        padding: var(--spacing-md);
    }
    
    .card-icon {
        font-size: 2.5rem;
    }
    
    .card-title {
        font-size: 1.25rem;
    }
    
    .btn-primary {
        width: 100%;
        justify-content: center;
    }
}

        width: auto;
    }
}