@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;600;800&display=swap');

:root {
    --bg-primary: #0f1115;
    --bg-secondary: #16181d;
    --bg-glass: rgba(22, 24, 29, 0.6);
    --border-color: rgba(255, 255, 255, 0.1);

    --text-primary: #ffffff;
    --text-secondary: #a0aabf;
    --text-muted: #6b7280;

    --accent-blue: #3b82f6;
    --accent-blue-hover: #2563eb;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-purple: #8b5cf6;

    --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);

    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
    position: relative;
}

/* Background Effects */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -20%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, rgba(15, 17, 21, 0) 60%);
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: '';
    position: fixed;
    bottom: -50%;
    right: -20%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, rgba(15, 17, 21, 0) 60%);
    pointer-events: none;
    z-index: 0;
}

/* Layout */
.sidebar {
    width: 280px;
    background-color: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-right: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 10;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
    margin-left: 280px;
    padding: 2.5rem 3rem;
    z-index: 1;
    min-height: 100vh;
}

/* Typography & Brand */
h1,
h2,
h3,
h4,
h5,
h6,
.brand {
    font-family: 'Outfit', sans-serif;
}

select option {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

.brand {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand i {
    -webkit-text-fill-color: var(--text-primary);
    font-size: 1.8rem;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

/* Navigation */
.nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-item {
    padding: 0.875rem 1rem;
    border-radius: var(--border-radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.nav-item i {
    font-size: 1.25rem;
    transition: transform 0.3s ease;
}

.nav-item:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

.nav-item:hover i {
    transform: scale(1.1);
}

.nav-item.active {
    color: var(--text-primary);
    background: var(--gradient-primary);
    box-shadow: var(--shadow-md);
}

/* Utility Components */
.card {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glass);
    border-color: rgba(255, 255, 255, 0.15);
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    position: relative;
    overflow: hidden;
}

.stat-title {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    font-family: 'Outfit', sans-serif;
}

.stat-icon {
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.05);
}

/* Tables */
.table-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th {
    background-color: rgba(255, 255, 255, 0.02);
    padding: 1rem 1.5rem;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

tr:last-child td {
    border-bottom: none;
}

tr {
    transition: background-color 0.2s ease;
}

tr:hover {
    background-color: rgba(255, 255, 255, 0.03);
}

/* Badges */
.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline-block;
}

.badge.primary {
    background-color: rgba(59, 130, 246, 0.2);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge.success {
    background-color: rgba(16, 185, 129, 0.2);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge.danger {
    background-color: rgba(239, 68, 68, 0.2);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge.warning {
    background-color: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
    filter: brightness(1.1);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-in {
    animation: fadeIn 0.5s ease backwards;
}

.delay-1 {
    animation-delay: 0.1s;
}

.delay-2 {
    animation-delay: 0.2s;
}

.delay-3 {
    animation-delay: 0.3s;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    body {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        padding: 1rem;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        z-index: 20;
    }

    .brand {
        margin-bottom: 0;
        font-size: 1.25rem;
    }

    .nav-links {
        flex-direction: row;
        flex-wrap: wrap;
        width: 100%;
        gap: 0.5rem;
        margin-top: 1rem;
        justify-content: center;
    }

    .nav-item {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
        gap: 0.5rem;
    }

    .main-content {
        margin-left: 0;
        padding: 1.5rem 1rem;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .page-title {
        font-size: 2rem;
    }

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

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .table-container {
        overflow-x: auto;
    }

    .group-selector {
        width: 100%;
        margin-right: 0;
    }

    .group-btn {
        flex: 1;
        text-align: center;
        padding: 0.75rem 0;
    }
}