/**
 * Alice Dashboard — Light Theme (Kruncher-inspired)
 * Based on vc-dashboard.html design system
 */

:root {
    --bg-primary: #F3F4F6;
    --bg-secondary: #F9FAFB;
    --bg-card: #FFFFFF;
    --bg-hover: #F3F4F6;
    --border: #E5E7EB;
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-caption: #9CA3AF;
    --accent: #6366f1;
    --accent-hover: #4f46e5;
    --accent-light: rgba(99, 102, 241, 0.1);
    --success: #10B981;
    --success-light: rgba(16, 185, 129, 0.1);
    --warning: #F59E0B;
    --warning-light: rgba(245, 158, 11, 0.1);
    --danger: #EF4444;
    --danger-light: rgba(239, 68, 68, 0.1);
    --info: #3B82F6;
    --info-light: rgba(59, 130, 246, 0.1);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.10);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

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

body {
    font-family: 'Inter', 'Noto Sans TC', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* =====================
   App Navigation Bar
   ===================== */
.app-nav-bar {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 56px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.app-nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    flex-shrink: 0;
}

.app-nav-logo-icon { font-size: 22px; }
.app-nav-logo-accent { color: var(--accent); margin-left: 2px; }

.app-nav-company-logo {
    height: 28px;
    width: auto;
    object-fit: contain;
    margin-right: 4px;
    border-radius: 4px;
}

.app-nav-toggle {
    display: none;
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
    transition: all 0.2s;
}
.app-nav-toggle:hover { background: var(--bg-hover); color: var(--text-primary); }

.app-nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
    justify-content: center;
    margin: 0 16px;
}

.app-nav-link {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    border: 1px solid transparent;
}

.app-nav-link:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.app-nav-link.active {
    background: var(--accent-light);
    color: var(--accent);
    border-color: rgba(99, 102, 241, 0.2);
}

.app-nav-icon { font-size: 15px; }
.app-nav-label { font-size: 13px; }

.app-nav-user {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.app-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), #8b5cf6);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 13px;
    font-weight: 600;
    flex-shrink: 0;
}

.app-user-email {
    font-size: 13px;
    color: var(--text-secondary);
    max-width: 160px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.app-btn-logout {
    padding: 6px 12px;
    border-radius: 6px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-btn-logout:hover {
    background: var(--danger-light);
    color: var(--danger);
    border-color: var(--danger);
}

/* =====================
   Mobile Responsive
   ===================== */
@media (max-width: 768px) {
    .app-nav-toggle { display: block; }

    .app-nav-links {
        display: none;
        position: absolute;
        top: 56px;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        padding: 12px 16px;
        gap: 4px;
        background: var(--bg-card);
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-lg);
        margin: 0;
    }

    .app-nav-links.open { display: flex; }

    .app-nav-link {
        padding: 12px 14px;
        justify-content: flex-start;
    }

    .app-user-email { display: none; }
    .app-nav-bar { padding: 0 16px; }
}

@media (max-width: 480px) {
    .app-nav-link { padding: 8px 10px; font-size: 13px; }
    .app-nav-icon { font-size: 14px; }
    .app-nav-label { font-size: 12px; }
}

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

.app-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px 20px;
    width: 100%;
    flex: 1;
}

/* =====================
   Cards
   ===================== */
.app-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 24px;
    transition: all 0.2s;
    box-shadow: var(--shadow-sm);
}

.app-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.app-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.app-card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

/* =====================
   Buttons
   ===================== */
.app-btn {
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.app-btn:hover {
    background: var(--bg-hover);
    border-color: var(--text-secondary);
}

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

.app-btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* =====================
   Badges
   ===================== */
.app-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid transparent;
}

.app-badge-success { background: var(--success-light); color: var(--success); border-color: rgba(16, 185, 129, 0.2); }
.app-badge-warning { background: var(--warning-light); color: var(--warning); border-color: rgba(245, 158, 11, 0.2); }
.app-badge-danger  { background: var(--danger-light); color: var(--danger); border-color: rgba(239, 68, 68, 0.2); }
.app-badge-info    { background: var(--info-light); color: var(--info); border-color: rgba(59, 130, 246, 0.2); }
.app-badge-accent  { background: var(--accent-light); color: var(--accent); border-color: rgba(99, 102, 241, 0.2); }

/* =====================
   Loading
   ===================== */
.app-loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.app-spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: app-spin 1s linear infinite;
    margin-bottom: 12px;
}

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

/* =====================
   Empty State
   ===================== */
.app-empty {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-secondary);
}

.app-empty i { font-size: 32px; margin-bottom: 12px; display: block; color: var(--text-caption); }

/* =====================
   Tables
   ===================== */
.app-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.app-table thead th {
    text-align: left;
    padding: 12px 16px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}

.app-table tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
}

.app-table tbody tr:hover td {
    background: var(--bg-hover);
}