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

:root {
    /* Brand Palette - Custom Mosaico Blue (R:59 G:115 B:158) */
    --primary-color: #3B739E;
    --primary-hover: #2C5D82;
    /* Darkened version */
    --primary-light: #EBF4FA;
    /* Very light version */

    --accent-color: #00C2E0;
    /* Cyan/Teal for highlights */

    --bg-body: #F5F7FA;
    /* Light Grey-Blue background */
    --bg-card: #FFFFFF;

    --text-main: #1E293B;
    /* Slate 800 */
    --text-muted: #64748B;
    /* Slate 500 */
    --border-color: #E2E8F0;

    --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);

    --radius-md: 12px;
}

/* Dark Mode Variables (Optional, Navy Blue Theme) */
body.dark-mode {
    --bg-body: #0F172A;
    /* Slate 900 */
    --bg-card: #1E293B;
    /* Slate 800 */
    --text-main: #F1F5F9;
    --text-muted: #94A3B8;
    --border-color: #334155;
    --primary-light: #1e3a8a;
    --shadow-sm: none;
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

/* Navbar Dark Mode Override */
body.dark-mode .nav-item {
    color: #E2E8F0;
    /* Much lighter text for dark mode */
}

body.dark-mode .nav-item:hover,
body.dark-mode .nav-item.active {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    min-height: 100vh;
    font-size: 16px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Utils */
.glass-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    transition: background 0.3s ease, border-color 0.3s ease;
}

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

/* Navbar */
.navbar {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.brand-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-item {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.8rem;
    border-radius: 8px;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-item:hover {
    color: var(--primary-color);
    background: var(--primary-light);
}

.nav-item.active {
    color: var(--primary-color);
    background: var(--primary-light);
    font-weight: 600;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    border: none;
    border-radius: 8px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
    text-decoration: none !important;
    font-size: 0.95rem;
}

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

/* Forms */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.9rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-body);
    color: var(--text-main);
    transition: border-color 0.2s, box-shadow 0.2s;
    font-size: 1rem;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
    background: var(--bg-card);
}

/* Stats */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    padding: 1.5rem;
    border-left: 4px solid var(--primary-color);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.stat-value {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-main);
    margin-top: 0.5rem;
}

/* Table */
.table-container {
    overflow-x: auto;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
}

.data-table th {
    text-align: left;
    padding: 1rem;
    background: var(--bg-body);
    color: var(--text-muted);
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

.data-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
    color: var(--text-main);
}

.data-table tr:hover {
    background-color: var(--primary-light);
}

/* Login Page */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 100%);
}

body.dark-mode .login-wrapper {
    background: var(--bg-body);
}

.login-card {
    width: 100%;
    max-width: 400px;
    padding: 2.5rem;
    background: white;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.alert-error {
    background: #FEF2F2;
    color: #991B1B;
    border: 1px solid #FCA5A5;
}

.alert-success {
    background: #F0FDF4;
    color: #166534;
    border: 1px solid #86EFAC;
}

/* Clock Widget */
.clock-card {
    text-align: center;
    padding: 1.5rem;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    /* Ensure it uses variable for dark mode support */
}

.clock-date {
    font-size: 1.1rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0.5rem;
    text-transform: capitalize;
}

.clock-time {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
    font-variant-numeric: tabular-nums;
    /* Prevents jitter when digits change */
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    .navbar {
        flex-direction: column;
        padding: 1rem;
        gap: 1rem;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        width: 100%;
        gap: 0.5rem;
    }

    .nav-item {
        font-size: 0.85rem;
        padding: 0.5rem;
    }

    .stat-value {
        font-size: 1.8rem;
    }

    form>div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }
}