/* Variables CSS pour le thème moderne */
:root {
    /* Couleurs Principales */
    --primary: #667eea;
    --secondary: #764ba2;
    --accent: #f093fb;

    /* Couleurs d'État */
    --success: #4ade80;
    --warning: #fbbf24;
    --error: #ef4444;

    /* Backgrounds & Surfaces */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --glass-card: rgba(30, 41, 59, 0.4);
    --navbar-bg: rgba(15, 23, 42, 0.95);

    /* Typographie */
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary), var(--secondary));
    --gradient-accent: linear-gradient(135deg, var(--accent), var(--primary));

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-12: 3rem;

    /* Border radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;

    /* Shadows */
    --shadow-glass: 0 8px 32px rgba(102, 126, 234, 0.15);
    --shadow-hover: 0 20px 40px rgba(102, 126, 234, 0.25);

    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;

    /* Sidebar */
    --sidebar-width: 260px;
}

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

html {
    scroll-behavior: smooth;
    height: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    width: var(--sidebar-width);
    background: var(--bg-primary);
    border-right: 1px solid rgba(102, 126, 234, 0.2);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    overflow-y: auto;
}

.sidebar::-webkit-scrollbar {
    width: 4px;
}

.sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(102, 126, 234, 0.3);
    border-radius: 2px;
}

.sidebar-logo {
    padding: 2rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid rgba(102, 126, 234, 0.15);
    flex-shrink: 0;
}

.logo-img {
    width: 45px;
    height: 45px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    flex-shrink: 0;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 1rem;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
    font-size: 0.9rem;
    position: relative;
    font-family: inherit;
    min-height: 44px;
    border-radius: var(--radius-md);
}

.sidebar-link:hover {
    color: var(--text-primary);
    background: rgba(102, 126, 234, 0.12);
    transform: translateX(4px);
}

.sidebar-link.active {
    color: var(--primary);
    background: rgba(102, 126, 234, 0.15);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
}

.link-icon {
    font-size: 1.1rem;
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.link-text {
    flex: 1;
    white-space: nowrap;
}

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

.dropdown-toggle {
    display: flex;
    justify-content: space-between;
}

.dropdown-arrow {
    font-size: 0.7rem;
    transition: var(--transition-fast);
    margin-left: auto;
}

.dropdown-toggle.active .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: rgba(0, 0, 0, 0.2);
    margin: 0.25rem 0.5rem 0.5rem 0.5rem;
    border-radius: var(--radius-md);
}

.dropdown-menu.active {
    max-height: 400px;
    padding: 0.5rem;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    margin-bottom: 0.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition-fast);
    min-height: 40px;
    border-radius: var(--radius-sm);
}

.dropdown-item:hover {
    color: var(--text-primary);
    background: rgba(102, 126, 234, 0.15);
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 1rem 1rem;
    border-top: 1px solid rgba(102, 126, 234, 0.15);
}

.sidebar-footer .sidebar-link {
    margin-bottom: 0;
}

.sidebar-footer .sidebar-link::before {
    display: none !important;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    width: calc(100% - var(--sidebar-width));
    padding-bottom: 70px;
}

.content-wrapper {
    flex: 1;
    padding: 3rem 2rem;
    max-width: 1600px;
    width: 100%;
    margin: 0 auto;
}

/* Welcome Section */
.welcome-section {
    margin-bottom: 3rem;
    text-align: center;
    padding: 2rem 0;
}

.welcome-title {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.welcome-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Stats Section */
.stats-section {
    margin-bottom: 3rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background: var(--glass-card);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-lg);
    padding: 2rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-glass);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(102, 126, 234, 0.4);
}

.stat-icon {
    font-size: 2.5rem;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.15), rgba(118, 75, 162, 0.15));
    border-radius: var(--radius-md);
    flex-shrink: 0;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

/* Quick Actions Section */
.quick-actions-section {
    margin-bottom: 3rem;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.action-card {
    padding: 2rem;
    text-align: center;
    transition: var(--transition-smooth);
}

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

.action-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.action-description {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.action-btn {
    padding: 0.75rem 2rem;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(102, 126, 234, 0.3);
}

/* Recent Bots Section */
.recent-bots-section {
    margin-bottom: 3rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.see-all-link {
    color: var(--primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.see-all-link:hover {
    color: var(--accent);
    transform: translateX(3px);
}

.bots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.bot-card {
    padding: 1.5rem;
    transition: var(--transition-smooth);
}

.bot-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.bot-avatar {
    font-size: 2.5rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.15), rgba(118, 75, 162, 0.15));
    border-radius: var(--radius-md);
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.bot-info {
    flex: 1;
}

.bot-name {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.bot-status {
    font-size: 0.875rem;
    font-weight: 500;
}

.bot-status.active {
    color: var(--success);
}

.bot-status.inactive {
    color: var(--text-muted);
}

.bot-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-sm);
}

.bot-stat {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.bot-stat .stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.bot-stat .stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.bot-actions {
    display: flex;
    gap: 0.75rem;
}

.bot-action-btn {
    flex: 1;
    padding: 0.625rem 1rem;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.2);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.bot-action-btn:hover {
    background: rgba(102, 126, 234, 0.2);
    color: var(--text-primary);
    border-color: var(--primary);
}

/* Activity Section */
.activity-section {
    margin-bottom: 3rem;
}

.activity-feed {
    padding: 1.5rem;
}

.activity-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    border-bottom: 1px solid rgba(102, 126, 234, 0.1);
    transition: var(--transition-fast);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-item:hover {
    background: rgba(102, 126, 234, 0.05);
    border-radius: var(--radius-sm);
}

.activity-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.125rem;
    font-weight: 600;
    flex-shrink: 0;
}

.activity-icon.success {
    background: rgba(74, 222, 128, 0.15);
    color: var(--success);
}

.activity-icon.info {
    background: rgba(102, 126, 234, 0.15);
    color: var(--primary);
}

.activity-icon.warning {
    background: rgba(251, 191, 36, 0.15);
    color: var(--warning);
}

.activity-content {
    flex: 1;
}

.activity-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    line-height: 1.5;
}

.activity-text strong {
    color: var(--text-primary);
    font-weight: 600;
}

.activity-time {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Footer */
.footer {
    position: fixed;
    bottom: 0;
    left: var(--sidebar-width);
    right: 0;
    background: var(--bg-primary);
    border-top: 1px solid rgba(102, 126, 234, 0.2);
    padding: 1rem 2rem;
    z-index: 999;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-text {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.social-links {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.social-link {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(102, 126, 234, 0.1);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: var(--transition-fast);
    text-decoration: none;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.social-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* Utility Classes */
.glass-card {
    background: var(--glass-card);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
}

/* ========================================
   NOTIFICATIONS SYSTEM (Global)
   ======================================== */

.notification {
    position: fixed;
    right: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: var(--glass-card);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 10000;
    min-width: 300px;
    max-width: 500px;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease-out;
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

.notification i:first-child {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.notification.error {
    border-color: rgba(239, 68, 68, 0.5);
    background: rgba(239, 68, 68, 0.1);
}

.notification.error i:first-child {
    color: var(--error);
}

.notification.success {
    border-color: rgba(74, 222, 128, 0.5);
    background: rgba(74, 222, 128, 0.1);
}

.notification.success i:first-child {
    color: var(--success);
}

.notification.warning {
    border-color: rgba(251, 191, 36, 0.5);
    background: rgba(251, 191, 36, 0.1);
}

.notification.warning i:first-child {
    color: var(--warning);
}

.notification.info {
    border-color: rgba(59, 130, 246, 0.5);
    background: rgba(59, 130, 246, 0.1);
}

.notification.info i:first-child {
    color: #3b82f6;
}

.notification span {
    flex: 1;
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.4;
    word-break: break-word;
}

/* Responsive notifications */
@media (max-width: 768px) {
    .notification {
        right: 1rem;
        left: 1rem;
        min-width: auto;
        max-width: none;
    }
}

/* Responsive */
@media (max-width: 1200px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .content-wrapper {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 70px;
    }

    .link-text,
    .logo-text,
    .dropdown-arrow {
        display: none;
    }

    .sidebar-logo {
        justify-content: center;
        padding: 1.5rem 0.5rem;
    }
    
    .sidebar-link {
        justify-content: center;
        padding: 0.875rem 0.5rem;
    }

    .main-content {
        margin-left: 70px;
        width: calc(100% - 70px);
    }

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

    .welcome-title {
        font-size: 2rem;
    }
    
    .welcome-description {
        font-size: 1rem;
    }

    .content-wrapper {
        padding: 1.5rem 1rem;
    }
    
    .footer {
        left: 70px;
    }
    
    .stat-card {
        padding: 1.5rem 1rem;
    }
    
    .stat-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
    
    .stat-value {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
        width: 100%;
    }
    
    .footer {
        left: 0;
    }
    
    .welcome-title {
        font-size: 1.75rem;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
}