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

:root {
    --primary: #4F46E5;
    --primary-hover: #4338CA;
    --secondary: #EC4899;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
}

/* Light Theme (Default) */
[data-theme="light"], :root {
    --bg-color: #f3f4f6;
    --text-main: #111827;
    --text-muted: #6B7280;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.4);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
    --card-bg: rgba(255, 255, 255, 0.8);
    --input-bg: rgba(255, 255, 255, 0.9);
}

/* Dark Theme */
[data-theme="dark"] {
    --bg-color: #111827;
    --text-main: #F9FAFB;
    --text-muted: #9CA3AF;
    --glass-bg: rgba(31, 41, 55, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
    --card-bg: rgba(31, 41, 55, 0.8);
    --input-bg: rgba(17, 24, 39, 0.8);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s, color 0.3s;
}

/* Glassmorphism Classes */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.3s;
}

.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 16px;
    padding: 1.5rem;
    transition: transform 0.3s ease, background 0.3s;
}

.glass-card:hover {
    transform: translateY(-5px);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-main);
    margin-bottom: 1rem;
    font-weight: 600;
}

p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s;
}

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

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

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

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

/* Forms and Buttons */
.form-group {
    margin-bottom: 1.5rem;
}

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

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    background: var(--input-bg);
    color: var(--text-main);
    font-size: 1rem;
    transition: all 0.3s;
    outline: none;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    outline: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.6);
    transform: translateY(-2px);
}

.btn-block {
    display: block;
    width: 100%;
}

/* Badges */
.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-block;
}

.badge-pending { background: rgba(245, 158, 11, 0.2); color: #D97706; }
.badge-approved { background: rgba(16, 185, 129, 0.2); color: #059669; }
.badge-rejected { background: rgba(239, 68, 68, 0.2); color: #DC2626; }
[data-theme="dark"] .badge-pending { color: #FCD34D; }
[data-theme="dark"] .badge-approved { color: #6EE7B7; }
[data-theme="dark"] .badge-rejected { color: #FCA5A5; }

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.alert-success { background: rgba(16, 185, 129, 0.2); color: #059669; border: 1px solid rgba(16, 185, 129, 0.3); }
.alert-error { background: rgba(239, 68, 68, 0.2); color: #DC2626; border: 1px solid rgba(239, 68, 68, 0.3); }
[data-theme="dark"] .alert-success { color: #6EE7B7; }
[data-theme="dark"] .alert-error { color: #FCA5A5; }

/* Tables */
.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

th {
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.875rem;
    background: var(--glass-bg);
}

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

/* Auth Pages Specific */
.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.auth-card {
    width: 100%;
    max-width: 450px;
}

/* Dashboard Layout */
.dashboard-wrapper {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 280px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    padding: 2rem 1rem;
    display: flex;
    flex-direction: column;
}

.sidebar-logo {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-links {
    list-style: none;
    flex: 1;
}

.nav-links li {
    margin-bottom: 0.5rem;
}

.nav-links a {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    color: var(--text-main);
    border-radius: 10px;
    font-weight: 500;
    transition: all 0.3s;
}

.nav-links a:hover, .nav-links a.active {
    background: var(--glass-border);
    color: var(--primary);
    transform: translateX(5px);
}

.main-content {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
    border-radius: 15px;
    border: 1px solid var(--glass-border);
}

/* Mobile Responsive */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-main);
}

@media (max-width: 768px) {
    .dashboard-wrapper {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--glass-border);
        padding: 1rem;
        display: none;
    }
    
    .sidebar.active {
        display: flex;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .main-content {
        padding: 1rem;
    }
}

/* Modals */
.modal {
    display: none; /* Hidden by default */
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    margin: auto;
    padding: 2rem;
    width: 90%;
    max-width: 500px;
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    color: var(--text-main);
}

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

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
}
.modal-close:hover {
    color: var(--danger);
}