/* =====================================================
   Les experts d'Infomaniak - Design System Modernisé
   ===================================================== */

/* -----------------------------------------------------
   Variables CSS
   ----------------------------------------------------- */
:root {
    /* Couleurs Infomaniak Modernisées */
    --color-primary: #0070F3; /* Plus vibrant */
    --color-primary-dark: #0056b3;
    --color-primary-light: #E0F2FE;
    --color-secondary: #00B894;
    --color-accent: #FF6B6B;
    
    /* Couleurs neutres & Backgrounds */
    --color-dark: #0F172A;
    --color-gray-900: #1E293B;
    --color-gray-800: #334155;
    --color-gray-700: #475569;
    --color-gray-600: #64748B;
    --color-gray-500: #94A3B8;
    --color-gray-400: #CBD5E1;
    --color-gray-300: #E2E8F0;
    --color-gray-200: #F1F5F9;
    --color-gray-100: #F8FAFC;
    --color-white: #FFFFFF;
    
    /* Semantique */
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    --color-info: #3B82F6;
    
    /* Typographie */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;
    
    /* Espacements */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 5rem;
    
    /* Bordures & Ombres */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-inner: inset 0 2px 4px 0 rgb(0 0 0 / 0.05);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Layout */
    --container-max: 1280px;
    --header-height: 72px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-gray-100); /* Fond légèrement gris */
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* -----------------------------------------------------
   Utilitaires
   ----------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

/* Animation fade-in */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.5s ease-out forwards;
}

/* -----------------------------------------------------
   Header & Navigation (Glassmorphism)
   ----------------------------------------------------- */
.header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-200);
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--header-height);
    transition: all var(--transition-base);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-lg);
    color: var(--color-dark);
    text-decoration: none;
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.2rem;
    box-shadow: var(--shadow-sm);
}

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

.nav-menu > li > a {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-gray-600);
    font-weight: 500;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-menu > li > a:hover,
.nav-menu > li > a.active {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

.nav-menu > li > a i {
    font-size: 0.75em;
    opacity: 0.7;
}

/* Dropdown Modernisé */
.has-dropdown {
    position: relative;
}

.dropdown {
    position: absolute;
    top: calc(100% + 5px);
    left: 0;
    min-width: 220px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-xs);
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px) scale(0.98);
    transition: all var(--transition-fast);
    transform-origin: top left;
}

.has-dropdown:hover .dropdown,
.user-dropdown:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.dropdown li a {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-gray-700);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
}

.dropdown li a:hover {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

.dropdown-divider {
    height: 1px;
    background: var(--color-gray-200);
    margin: var(--spacing-xs) 0;
}

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.user-dropdown {
    position: relative;
}

.user-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 4px 12px 4px 4px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    cursor: pointer;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.user-toggle:hover {
    border-color: var(--color-gray-300);
    box-shadow: var(--shadow-sm);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: var(--color-primary-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.user-dropdown .dropdown {
    right: 0;
    left: auto;
    transform-origin: top right;
}

/* Mobile Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-gray-700);
    transition: all var(--transition-fast);
}

/* -----------------------------------------------------
   Boutons
   ----------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.625rem 1.25rem;
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: var(--font-size-base);
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--color-secondary);
    color: var(--color-white);
}

.btn-outline {
    background: transparent;
    border-color: var(--color-gray-300);
    color: var(--color-gray-700);
}

.btn-outline:hover {
    border-color: var(--color-gray-400);
    background: var(--color-gray-100);
    color: var(--color-dark);
}

.btn-ghost {
    background: transparent;
    color: var(--color-gray-600);
}

.btn-ghost:hover {
    background: var(--color-gray-100);
    color: var(--color-dark);
}

/* -----------------------------------------------------
   Formulaires
   ----------------------------------------------------- */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
}

.form-control,
.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: var(--font-size-sm);
    font-family: inherit;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    background: var(--color-white);
    color: var(--color-gray-900);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.form-control:focus,
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

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

.form-error {
    color: var(--color-error);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-xs);
}

.form-hint {
    color: var(--color-gray-500);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-xs);
}

/* -----------------------------------------------------
   Alertes
   ----------------------------------------------------- */
.flash-messages {
    padding: var(--spacing-md) 0;
}

.alert {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    border: 1px solid transparent;
    transition: all var(--transition-base);
}

.alert-success {
    background: #ECFDF5;
    border-color: #A7F3D0;
    color: #065F46;
}

.alert-error {
    background: #FEF2F2;
    border-color: #FECACA;
    color: #991B1B;
}

.alert-warning {
    background: #FFFBEB;
    border-color: #FDE68A;
    color: #92400E;
}

.alert-info {
    background: #EFF6FF;
    border-color: #BFDBFE;
    color: #1E40AF;
}

/* -----------------------------------------------------
   Cards
   ----------------------------------------------------- */
.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-light);
}

.card-image {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-bottom: 1px solid var(--color-gray-100);
}

.card-body {
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.card-text {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-lg);
    flex: 1;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-gray-500);
    font-size: var(--font-size-xs);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray-100);
}

/* -----------------------------------------------------
   Badges
   ----------------------------------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.7rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.badge-member { background: var(--color-gray-200); color: var(--color-gray-700); }
.badge-partner { background: #DBEAFE; color: #1E40AF; }
.badge-agency { background: #D1FAE5; color: #065F46; }
.badge-admin { background: #FEE2E2; color: #991B1B; }

/* -----------------------------------------------------
   Hero Section
   ----------------------------------------------------- */
.hero {
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(0, 112, 243, 0.15), transparent 40%);
    pointer-events: none;
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.025em;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-gray-400);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    font-weight: 400;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

/* -----------------------------------------------------
   Section
   ----------------------------------------------------- */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
}

/* -----------------------------------------------------
   Grid
   ----------------------------------------------------- */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* -----------------------------------------------------
   Stats
   ----------------------------------------------------- */
.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    margin-top: var(--spacing-xl);
}

.stat {
    text-align: center;
    padding: var(--spacing-md);
}

.stat-value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* -----------------------------------------------------
   Footer
   ----------------------------------------------------- */
.footer {
    background: var(--color-dark);
    color: var(--color-gray-400);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
    margin-top: auto;
    font-size: var(--font-size-sm);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr) 1.5fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand p {
    margin: var(--spacing-md) 0;
    line-height: 1.7;
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-white);
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-400);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

.footer-links h4 {
    color: var(--color-white);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-lg);
}

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

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

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

.footer-newsletter h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.05);
    color: var(--color-white);
    font-size: var(--font-size-sm);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: rgba(255,255,255,0.1);
}

.newsletter-form button {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.newsletter-form button:hover {
    background: var(--color-primary-dark);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
    color: var(--color-gray-500);
}

.disclaimer {
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-sm);
    opacity: 0.7;
}

/* -----------------------------------------------------
   Page Auth
   ----------------------------------------------------- */
.auth-page {
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    background: var(--color-gray-100);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-2xl);
    border: 1px solid var(--color-gray-200);
}

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

.auth-header h1 {
    font-size: var(--font-size-2xl);
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.auth-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
}

/* -----------------------------------------------------
   Page Content
   ----------------------------------------------------- */
.page-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    padding: var(--spacing-xl) 0;
}

.page-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-gray-900);
    letter-spacing: -0.02em;
}

.page-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
}

.page-breadcrumb a {
    color: var(--color-gray-600);
}

.page-breadcrumb a:hover {
    color: var(--color-primary);
}

.page-content {
    padding: var(--spacing-2xl) 0;
}

/* -----------------------------------------------------
   Pagination
   ----------------------------------------------------- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-2xl);
}

.pagination-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--spacing-sm);
    border-radius: var(--radius-md);
    background: var(--color-white);
    color: var(--color-gray-700);
    font-weight: 500;
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
}

.pagination-link:hover {
    background: var(--color-gray-50);
    border-color: var(--color-gray-300);
    color: var(--color-primary);
}

.pagination-link.active {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

/* -----------------------------------------------------
   Responsive
   ----------------------------------------------------- */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 64px;
        --spacing-3xl: 3rem;
    }
    
    .nav-menu,
    .nav-actions {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
    }
    
    .footer-brand p {
        margin: var(--spacing-md) auto;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
}