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

:root {
    /* Color Palette */
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --accent: #a855f7;
    --accent-hover: #9333ea;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    /* Light Theme (Default) */
    --bg-base: #f8fafc;
    --bg-sidebar: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.7);
    --border-color: rgba(99, 102, 241, 0.08);
    --text-main: #0f172a;
    --text-muted: #64748b;
    --glass-blur: 15px;
    --shadow-sm: 0 2px 8px rgba(99, 102, 241, 0.04);
    --shadow-md: 0 8px 30px rgba(99, 102, 241, 0.08);
    --shadow-lg: 0 15px 40px rgba(99, 102, 241, 0.12);
}

[data-theme="dark"] {
    /* Dark Theme */
    --bg-base: #090d16;
    --bg-sidebar: #0f1424;
    --bg-card: rgba(15, 20, 36, 0.6);
    --border-color: rgba(255, 255, 255, 0.05);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 15px 40px rgba(0, 0, 0, 0.4);
}

/* Global Reset */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Outfit', sans-serif;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

body {
    background: radial-gradient(circle at 80% 20%, rgba(99, 102, 241, 0.08), transparent 40%),
                radial-gradient(circle at 10% 80%, rgba(168, 85, 247, 0.08), transparent 40%),
                var(--bg-base);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar styling */
.sidebar {
    width: 280px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
    font-size: 1.4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    -webkit-text-fill-color: white;
}

.nav-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex-grow: 1;
}

.nav-item a {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1.25rem;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.nav-item.active a, .nav-item a:hover {
    color: var(--primary);
    background: rgba(99, 102, 241, 0.08);
}

.nav-footer {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(99, 102, 241, 0.05);
    border-radius: 14px;
    margin-top: 1rem;
}

.avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

.user-info {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.user-name {
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Main Content Area */
.main-wrapper {
    margin-left: 280px;
    padding: 2rem 3rem;
    flex-grow: 1;
    min-width: 0;
}

/* Header bar */
.top-navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
}

.page-title h1 {
    font-size: 1.75rem;
    font-weight: 700;
}

.page-title p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Dark Mode Switcher */
.theme-toggle {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main);
    box-shadow: var(--shadow-sm);
    width: 40px;
    height: 40px;
}

/* Cards & Glassmorphism */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
}

/* Grid Layouts */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

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

.stat-details h3 {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

.stat-details p {
    font-size: 1.75rem;
    font-weight: 700;
    margin-top: 0.25rem;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.stat-icon.primary { background: rgba(99, 102, 241, 0.1); color: var(--primary); }
.stat-icon.accent { background: rgba(168, 85, 247, 0.1); color: var(--accent); }
.stat-icon.success { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.stat-icon.warning { background: rgba(245, 158, 11, 0.1); color: var(--warning); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(99, 102, 241, 0.05);
}

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

.btn-danger:hover {
    background: #dc2626;
}

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

.btn-accent:hover {
    background: var(--accent-hover);
}

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

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

th {
    padding: 1rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 1.25rem 1rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
}

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

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: capitalize;
}

.badge-success { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.badge-warning { background: rgba(245, 158, 11, 0.1); color: var(--warning); }
.badge-danger { background: rgba(239, 68, 68, 0.1); color: var(--danger); }
.badge-primary { background: rgba(99, 102, 241, 0.1); color: var(--primary); }

@keyframes spin {
    to { transform: rotate(360deg); }
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-base);
    color: var(--text-main);
    font-size: 0.95rem;
    outline: none;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

/* Login Page Spec */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-card {
    width: 440px;
    max-width: 90%;
    padding: 2.5rem;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header .brand {
    justify-content: center;
    margin-bottom: 1rem;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    width: 500px;
    max-width: 90%;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: modalSlide 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalSlide {
    from { transform: translateY(30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 1.2rem;
}

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

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* Alert Banner */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    font-weight: 500;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

/* Storage usage widget */
.progress-bar-container {
    background: rgba(99, 102, 241, 0.08);
    border-radius: 50px;
    height: 8px;
    margin: 0.5rem 0;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 50px;
}

/* DNS Setup Wizard Styling */
.dns-step {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.dns-step-num {
    width: 32px;
    height: 32px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

.dns-step-content {
    flex-grow: 1;
}

.dns-step-content code {
    display: block;
    background: var(--bg-base);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-family: monospace;
    font-size: 0.85rem;
    margin-top: 0.5rem;
    border: 1px solid var(--border-color);
    word-break: break-all;
}

/* Responsive constraints */
@media (max-width: 992px) {
    .sidebar {
        width: 80px;
        padding: 2rem 0.5rem;
        align-items: center;
    }
    
    .brand span, .nav-item span, .user-info, .brand-icon {
        display: none;
    }
    .brand {
        margin-bottom: 2rem;
    }
    .brand-icon {
        display: flex;
    }
    .nav-item a {
        justify-content: center;
        padding: 0.85rem;
    }
    .main-wrapper {
        margin-left: 80px;
        padding: 2rem 1.5rem;
    }
}