/* ==================== */
/* VARIABLES            */
/* ==================== */
:root {
    --primary: #4361ee;
    --primary-light: #5a72f0;
    --primary-dark: #2a4dca;
    --secondary: #3a0ca3;
    --success: #2ec4b6;
    --success-light: #4fd6c9;
    --success-dark: #1e9c8f;
    --warning: #ff9f1c;
    --warning-light: #ffb347;
    --warning-dark: #e68a00;
    --danger: #e71d36;
    --danger-light: #ff4757;
    --danger-dark: #c81e1e;
    --info: #2196f3;
    --info-light: #4dabf5;
    --info-dark: #0b79d0;
    --light: #f8f9fa;
    --light-gray: #e9ecef;
    --gray: #6c757d;
    --gray-dark: #495057;
    --dark: #212529;
    --white: #ffffff;
    
    /* Couleurs RGB pour transparence */
    --primary-rgb: 67, 97, 238;
    --success-rgb: 46, 196, 182;
    --warning-rgb: 255, 159, 28;
    --danger-rgb: 231, 29, 54;
    --info-rgb: 33, 150, 243;
    
    /* Couleurs des certificats */
    --operational_supervision: #4361ee;
    --process_quality: #2ec4b6;
    --advanced_metrology: #7209b7;
    --business_intelligence: #f72585;
    --expert_analysis: #3a0ca3;

    /* Variables manquantes */
    --card-bg: var(--white);      /* ou directement #ffffff */
    --border: var(--light-gray);   /* ou #e9ecef */
    
    /* Espacement */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Rayons de bordure */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Ombres */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    min-height: 100vh;
    transition: background var(--transition-slow), color var(--transition-slow);
}

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

/* Pour sections */
.section .container {
    padding-top: var(--space-2xl);
    padding-bottom: var(--space-2xl);
}

.section {
    padding: 4rem 0;
    margin-bottom: 3rem;
}

/* ==================== */
/* STYLES UNIFIES POUR FORMULAIRES ET MESSAGES */
/* ==================== */

/* Form disabled state */
.form-disabled {
    opacity: 0.7;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}

input:disabled,
select:disabled,
button:disabled {
    opacity: 0.6;
    cursor: not-allowed !important;
    background-color: var(--light-gray) !important;
}

/* Progress messages */
.progress-message {
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin: var(--space-sm) 0;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    animation: fadeIn 0.3s ease;
}

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

.progress-info {
    background-color: #e3f2fd;
    color: #0d47a1;
    border-left: 4px solid var(--info);
}

.progress-success {
    background-color: #e8f5e9;
    color: #1b5e20;
    border-left: 4px solid var(--success);
}

.progress-error {
    background-color: #ffebee;
    color: #b71c1c;
    border-left: 4px solid var(--danger);
}

.progress-warning {
    background-color: #fff3e0;
    color: #e65100;
    border-left: 4px solid var(--warning);
}

/* Buttons unifiés */
.btn {
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    font-weight: 500;
    text-decoration: none;
    display: inline-block;
    transition: all var(--transition-fast);
    font-size: 0.95rem;
}

.btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn:disabled {
    transform: none !important;
    box-shadow: none !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #2a4dca 100%);
}

.btn-secondary {
    background: var(--light);
    color: var(--dark);
    border: 1px solid var(--light-gray);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--light-gray);
    border-color: var(--gray);
}

/* ==================== */
/* AUTH PAGES           */
/* ==================== */
.auth-card {
    max-width: 400px;
    margin: 5rem auto;
    background: var(--white);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.auth-card h1 {
    margin-bottom: var(--space-lg);
    font-size: 1.5rem;
    color: var(--primary);
}

.auth-card form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.auth-card input {
    padding: var(--space-md);
    border: 1px solid var(--light-gray);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.auth-card input:focus {
    outline: none;
    border-color: var(--primary);
}

.auth-card button {
    padding: var(--space-md);
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.auth-card button:hover {
    background: var(--primary-dark);
}

.auth-card p {
    margin-top: var(--space-md);
    font-size: 0.9rem;
    color: var(--gray);
}

.auth-card .error {
    color: var(--danger);
    font-size: 0.9rem;
    margin-top: var(--space-xs);
}

/* ==================== */
/* NAVIGATION           */
/* ==================== */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background var(--transition-normal);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-md) 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo {
    background: var(--primary);
    color: var(--white);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color var(--transition-fast);
}

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

.nav-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--dark);
}

#logoutBtn.nav-link {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
    transition: color var(--transition-fast);
}

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

/* ==================== */
/* HERO SECTION         */
/* ==================== */
.hero {
    padding: 4rem 0;
    text-align: center;
    background: var(--white);
    transition: background var(--transition-normal);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.badges {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.badge {
    background: var(--light);
    border: 1px solid var(--light-gray);
    border-radius: 20px;
    padding: var(--space-sm) var(--space-md);
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition-fast);
}

.badge:hover {
    background: var(--primary);
    color: var(--white);
}

.role-container {
    display: flex;
    justify-content: flex-start;
    margin-top: var(--space-xs);
    margin-bottom: var(--space-xs);
}

#roleLabel.badge {
    background: var(--light);
    color: var(--dark);
    border: 1px solid var(--light-gray);
    border-radius: 20px;
    padding: 6px 12px;
    font-size: 0.9rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

#constraintsLegend {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-top: var(--space-md);
}

#constraintsLegend .badge {
    background: var(--light);
    color: var(--dark);
    border: 1px solid var(--light-gray);
    border-radius: 20px;
    padding: 6px 12px;
    font-size: 0.9rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.inline-fields .form-row {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
}

.inline-fields .form-row label {
    flex: 0 0 auto;
    font-weight: 500;
}

.inline-fields .form-row input,
.inline-fields .form-row select {
    flex: 1;
}

#wsLog.log-block {
    height: 200px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    line-height: 1.2;
}

.highlight {
    color: var(--primary);
    position: relative;
    display: inline-block;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 10px;
    background: rgba(var(--primary-rgb), 0.2);
    z-index: -1;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto var(--space-2xl);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    transition: color var(--transition-fast);
}

.stat-label {
    color: var(--gray);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==================== */
/* CERTIFICATES GRID    */
/* ==================== */
.certificate-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.cert-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    border-top: 4px solid var(--primary);
}

.cert-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.cert-card.operational_supervision { border-color: var(--operational_supervision); }
.cert-card.process_quality { border-color: var(--process_quality); }
.cert-card.advanced_metrology { border-color: var(--advanced_metrology); }
.cert-card.business_intelligence { border-color: var(--business_intelligence); }
.cert-card.expert_analysis { border-color: var(--expert_analysis); }

.cert-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: var(--space-md);
}

.cert-card h3 {
    margin-bottom: var(--space-xs);
    color: var(--dark);
}

.cert-card p {
    color: var(--gray);
    margin-bottom: var(--space-lg);
    font-size: 0.9rem;
}

.cert-card ul {
    list-style: none;
    text-align: left;
}

.cert-card li {
    margin-bottom: var(--space-xs);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cert-card li::before {
    content: '✓';
    color: var(--success);
    font-weight: bold;
}


.optimization-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}
.opt-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 1rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
.opt-card i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}



.optimization-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
}
.optimization-table th, .optimization-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}


/* ==================== */
/* CTA SECTION          */
/* ==================== */
.cta-section {
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--white);
    border-radius: var(--radius-lg);
    margin: 4rem auto;
    padding: 4rem 2rem;
    transition: background var(--transition-normal);
}

.cta-section .section-title,
.cta-section .section-subtitle {
    color: var(--white);
}

.cta-container {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin: var(--space-2xl) 0;
    flex-wrap: wrap;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: var(--space-md) var(--space-xl);
    background: var(--white);
    color: var(--primary);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.cta-button.primary {
    background: var(--warning);
    color: var(--white);
    font-size: 1.1rem;
    box-shadow: var(--shadow-md);
}

/* Social Proof Section */
.logos {
    display: flex;
    justify-content: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
    margin-top: var(--space-2xl);
}

.logo-placeholder {
    padding: var(--space-lg) var(--space-xl);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    font-size: 1.2rem;
    min-width: 180px;
    text-align: center;
    font-weight: 600;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.logo-placeholder:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ==================== */
/* FOOTER               */
/* ==================== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-col h4 {
    margin-bottom: var(--space-md);
    font-size: 1.1rem;
    color: var(--light);
}

.footer-tagline {
    color: #adb5bd;
    margin-top: var(--space-xs);
    font-size: 0.9rem;
}

.footer-link {
    display: block;
    color: #adb5bd;
    text-decoration: none;
    margin-bottom: var(--space-sm);
    transition: color var(--transition-fast);
    font-size: 0.9rem;
}

.footer-link:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid #495057;
    padding-top: var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    font-size: 0.85rem;
}

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-link {
    color: var(--white);
    font-size: 1.2rem;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.social-link:hover {
    opacity: 1;
}

/* ==================== */
/* DARK MODE            */
/* ==================== */
body.dark-mode {
    --light: #2d3748;
    --light-gray: #4a5568;
    --gray: #adb5bd;
    --dark: #e9ecef;

    background: #0f1117;
    color: #e9ecef;
}

/* Progress messages in dark mode */
body.dark-mode .progress-info {
    background-color: rgba(var(--info-rgb), 0.15);
    color: #90caf9;
    border-left-color: var(--info);
}

body.dark-mode .progress-success {
    background-color: rgba(var(--success-rgb), 0.15);
    color: #a5d6a7;
    border-left-color: var(--success);
}

body.dark-mode .progress-error {
    background-color: rgba(var(--danger-rgb), 0.15);
    color: #ffabab;
    border-left-color: var(--danger);
}

body.dark-mode .progress-warning {
    background-color: rgba(var(--warning-rgb), 0.15);
    color: #ffcc80;
    border-left-color: var(--warning);
}

/* Buttons in dark mode */
body.dark-mode .btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--light);
    border-color: rgba(255, 255, 255, 0.2);
}

body.dark-mode .btn-secondary:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Disabled elements in dark mode */
body.dark-mode input:disabled,
body.dark-mode select:disabled,
body.dark-mode button:disabled {
    background-color: rgba(255, 255, 255, 0.05) !important;
    color: rgba(255, 255, 255, 0.4);
    border-color: rgba(255, 255, 255, 0.1);
}

/* Form disabled state in dark mode */
body.dark-mode .form-disabled {
    opacity: 0.5;
}

/* Navbar */
body.dark-mode .navbar {
    background: #1a1a2e;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

body.dark-mode .nav-link {
    color: #e9ecef;
}

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

body.dark-mode .nav-btn {
    color: #e9ecef;
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    padding: var(--space-xs);
    transition: background var(--transition-fast);
}

body.dark-mode .nav-btn:hover {
    background: rgba(255,255,255,0.2);
    color: var(--primary);
}

body.dark-mode #logoutBtn.nav-link {
    color: #e9ecef;
}

body.dark-mode #logoutBtn.nav-link:hover {
    color: var(--primary);
}

body.dark-mode .hero {
    background: #1a1a2e;
}

body.dark-mode .badge {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: #e9ecef;
}

body.dark-mode .hero-subtitle {
    color: #adb5bd;
}

/* Cartes en mode sombre */
body.dark-mode .cert-card,
body.dark-mode .feature-card,
body.dark-mode .compliance-card,
body.dark-mode .security-card,
body.dark-mode .privacy-card,
body.dark-mode .doc-card,
body.dark-mode .pricing-card,
body.dark-mode .usecase-card,
body.dark-mode .auth-card,
body.dark-mode .card {
    background: #1a1a2e;
    color: #e9ecef;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

/* Titres dans les cartes en mode sombre */
body.dark-mode .cert-card h3,
body.dark-mode .feature-card h3,
body.dark-mode .compliance-card h3,
body.dark-mode .security-card h3,
body.dark-mode .privacy-card h3,
body.dark-mode .doc-card h3,
body.dark-mode .pricing-card h3,
body.dark-mode .usecase-card h3,
body.dark-mode .card h3 {
    color: #ffffff;
}

/* Textes secondaires dans les cartes en mode sombre */
body.dark-mode .cert-card p,
body.dark-mode .feature-card p,
body.dark-mode .compliance-card p,
body.dark-mode .security-card p,
body.dark-mode .privacy-card p,
body.dark-mode .doc-card p,
body.dark-mode .pricing-card p,
body.dark-mode .usecase-card p,
body.dark-mode .card p {
    color: #adb5bd;
}

/* Listes dans les cartes en mode sombre */
body.dark-mode .cert-card li,
body.dark-mode .feature-card li,
body.dark-mode .compliance-card li,
body.dark-mode .security-card li,
body.dark-mode .privacy-card li,
body.dark-mode .doc-card li,
body.dark-mode .pricing-card li,
body.dark-mode .usecase-card li,
body.dark-mode .card li {
    color: #e9ecef;
}

/* Icônes dans les cartes en mode sombre */
body.dark-mode .cert-icon,
body.dark-mode .feature-icon,
body.dark-mode .compliance-icon,
body.dark-mode .security-icon,
body.dark-mode .privacy-icon,
body.dark-mode .doc-icon,
body.dark-mode .usecase-icon {
    color: var(--primary);
    opacity: 0.9;
}

body.dark-mode .cta-section {
    background: linear-gradient(135deg, #4a6cf7 0%, #6a3dc2 100%);
}

body.dark-mode .logo-placeholder {
    background: #1a1a2e;
    color: #e9ecef;
    box-shadow: 0 3px 10px rgba(0,0,0,0.2);
}

body.dark-mode .footer {
    background: #121212;
}

body.dark-mode .footer-link {
    color: #adb5bd;
}

body.dark-mode .footer-link:hover {
    color: #ffffff;
}

/* Boutons en mode sombre */
body.dark-mode .cta-button:not(.primary) {
    background: rgba(255, 255, 255, 0.1);
    color: #e9ecef;
}

body.dark-mode .cta-button:not(.primary):hover {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

/* ==================== */
/* PAGES SPECIFIQUES    */
/* ==================== */

/* Pricing Page */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.pricing-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing-card h3 {
    margin-bottom: var(--space-md);
    color: var(--primary);
}

.pricing-card .price {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
}

.pricing-card ul {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0;
    text-align: left;
}

.pricing-card li {
    margin-bottom: var(--space-sm);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.pricing-card li i {
    color: var(--success);
}

/* Use Cases Page */
.usecase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.usecase-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.usecase-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.usecase-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: var(--space-md);
}

.usecase-card h3 {
    margin-bottom: var(--space-xs);
    color: var(--secondary);
}

.usecase-card ul {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0;
}

.usecase-card li {
    margin-bottom: var(--space-sm);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Features Page */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.feature-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: var(--space-md);
}

.feature-card h3 {
    margin-bottom: var(--space-xs);
    color: var(--secondary);
}

.feature-card ul {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0;
}

.feature-card li {
    margin-bottom: var(--space-sm);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Compliance Page */
.compliance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.compliance-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.compliance-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.compliance-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: var(--space-md);
}

.compliance-card h3 {
    margin-bottom: var(--space-xs);
    color: var(--secondary);
}

.compliance-card ul {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0;
}

.compliance-card li {
    margin-bottom: var(--space-sm);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Security Page */
.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.security-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.security-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.security-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: var(--space-md);
}

.security-card h3 {
    margin-bottom: var(--space-xs);
    color: var(--secondary);
}

.security-card ul {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0;
}

.security-card li {
    margin-bottom: var(--space-sm);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Privacy Page */
.privacy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.privacy-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.privacy-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.privacy-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: var(--space-md);
}

.privacy-card h3 {
    margin-bottom: var(--space-xs);
    color: var(--secondary);
}

.privacy-card ul {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0;
}

.privacy-card li {
    margin-bottom: var(--space-sm);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Documentation Page */
.doc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.doc-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.doc-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.doc-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: var(--space-md);
}

.doc-card h3 {
    margin-bottom: var(--space-xs);
    color: var(--secondary);
}

.doc-card ul {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0;
}

.doc-card li {
    margin-bottom: var(--space-xs);
    font-size: 0.95rem;
}

.example {
    background: #f8f9fa;
    border-left: 4px solid var(--primary);
    padding: var(--space-sm);
    font-size: 0.9rem;
    margin-top: var(--space-md);
    border-radius: var(--radius-sm);
}

.doc-summary {
    margin-top: var(--space-2xl);
    padding: var(--space-2xl);
    background: #f1f3f5;
    border-radius: var(--radius-lg);
    text-align: center;
}

/* Documentation Table */
.doc-table {
    margin-top: var(--space-2xl);
}

.metrics-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
    font-size: 0.95rem;
}

.metrics-table th, .metrics-table td {
    border: 1px solid var(--light-gray);
    padding: var(--space-sm);
    text-align: left;
}

.metrics-table th {
    background: var(--primary);
    color: var(--white);
    font-weight: 600;
}

.metrics-table tr:nth-child(even) {
    background: #f8f9fa;
}

.metrics-table td:last-child {
    font-weight: 600;
}

/* ==================== */
/* DASHBOARD            */
/* ==================== */

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2xl);
}

.dashboard-header h1 {
    font-size: 2rem;
    color: var(--primary);
}

.tagline {
    font-style: italic;
    color: var(--secondary);
    margin-left: var(--space-xl);
}

.header-actions button {
    margin-left: var(--space-xs);
}

/* Sections & Cards */
.section {
    margin-bottom: var(--space-2xl);
}

.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
}

.card h2, .card h3 {
    margin-bottom: var(--space-md);
    color: var(--secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Formulaires */
.form-block fieldset {
    border: 1px solid var(--light-gray);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-bottom: var(--space-md);
}

.form-block legend {
    font-weight: bold;
    color: var(--primary);
}

.form-block label {
    display: block;
    margin-top: var(--space-xs);
    font-weight: 500;
}

.form-block input, 
.form-block select {
    width: 100%;
    padding: var(--space-sm);
    margin-top: var(--space-xs);
    border: 1px solid var(--light-gray);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast);
}

.form-block input:focus,
.form-block select:focus {
    outline: none;
    border-color: var(--primary);
}

/* Metric Selector */
.metric-selector {
    margin-bottom: var(--space-md);
    text-align: center;
}

.metric-selector label {
    display: inline-block;
    margin-right: var(--space-xs);
    font-weight: 500;
    color: var(--secondary);
}

.metric-selector select {
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--light-gray);
    border-radius: var(--radius-sm);
    background: var(--white);
    font-size: 0.9rem;
    min-width: 200px;
}

/* Logs & résultats */
.log-block, .results-block, .tasks-block {
    background: #f4f4f4;
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-top: var(--space-md);
    font-family: monospace;
    font-size: 0.9rem;
    overflow-x: auto;
}

.error {
    color: var(--danger);
    font-weight: bold;
}

/* Charts */
#chartsContainer {
    height: 360px;
    margin-top: 10px;
}

#chartsContainer canvas {
    width: 100% !important;
    height: 160px !important;
}

/* ==================== */
/* TRANSITIONS & UTIL   */
/* ==================== */
.theme-transition * {
    transition: background-color var(--transition-normal),
                color var(--transition-normal),
                border-color var(--transition-normal),
                box-shadow var(--transition-normal) !important;
}

.dark-mode-only { display: none; }
.light-mode-only { display: block; }

body.dark-mode .dark-mode-only { display: block; }
body.dark-mode .light-mode-only { display: none; }

/* ==================== */
/* SCROLLBAR & SELECTION*/
/* ==================== */
body.dark-mode::-webkit-scrollbar {
    width: 10px;
}

body.dark-mode::-webkit-scrollbar-track {
    background: #1a1a2e;
}

body.dark-mode::-webkit-scrollbar-thumb {
    background: #4a5568;
    border-radius: 5px;
}

body.dark-mode::-webkit-scrollbar-thumb:hover {
    background: #5a6578;
}

body.dark-mode ::selection {
    background-color: rgba(90, 124, 255, 0.3);
    color: #ffffff;
}

/* ==================== */
/* ANIMATIONS           */
/* ==================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

body.dark-mode .hero-content,
body.dark-mode .section {
    animation: fadeIn 0.5s ease-in-out;
}

/* ==================== */
/* ACCESSIBILITÉ        */
/* ==================== */
@media (prefers-reduced-motion: reduce) {
    .theme-transition * {
        transition: none !important;
    }
}

@media (prefers-contrast: high) {
    body.dark-mode {
        --primary: #7fa1ff;
        --light: #000000;
        --dark: #ffffff;
    }
    body.dark-mode .cert-card {
        border: 2px solid var(--primary);
    }
}

/* Contact Page */
.contact-list {
    list-style: none;
    padding: 0;
    margin: var(--space-lg) 0;
}

.contact-list li {
    margin-bottom: var(--space-md);
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* CGU Page */
.cgu h1 {
    margin-bottom: var(--space-2xl);
    color: var(--primary);
}

.cgu h2 {
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    color: var(--secondary);
}

.cgu p, .cgu ul {
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

/* About Page */
.about h1 {
    margin-bottom: var(--space-2xl);
    color: var(--primary);
    text-align: center;
}

.about h2 {
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    color: var(--secondary);
}

.about p {
    margin-bottom: var(--space-md);
    line-height: 1.6;
    font-size: 1rem;
    color: var(--dark);
}

.about-list {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0;
}

.about-list li {
    margin-bottom: var(--space-sm);
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray);
}

/* ==================== */
/* RESPONSIVE           */
/* ==================== */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .nav-links {
        gap: var(--space-sm);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        gap: var(--space-xl);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .cta-container {
        flex-direction: column;
    }
    
    .btn {
        padding: var(--space-sm) var(--space-md);
        font-size: 0.9rem;
    }
    
    .progress-message {
        padding: var(--space-sm);
        font-size: 0.9rem;
    }
    
    .dashboard-header {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .tagline {
        margin-left: 0;
        margin-top: var(--space-xs);
    }
}

/* High contrast support for accessibility */
@media (prefers-contrast: high) {
    .btn-primary,
    .btn-secondary,
    .progress-info,
    .progress-success,
    .progress-error,
    .progress-warning {
        border: 2px solid currentColor;
    }
    
    body.dark-mode .btn-primary,
    body.dark-mode .btn-secondary {
        border: 2px solid currentColor;
    }
}