/* CIVITAS AI — Government Digital Platform Styles */
:root {
    --bg-primary: #0A1628;
    --bg-secondary: #111E36;
    --bg-card: #152238;
    --bg-hover: #1A2D4A;
    --accent: #F59E0B;
    --accent-hover: #D97706;
    --accent-light: rgba(245, 158, 11, 0.15);
    --text-primary: #FFFFFF;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    --border: #1E3A5F;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --info: #3B82F6;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --radius: 12px;
    --radius-sm: 8px;
}

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

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* High Contrast Mode */
body.high-contrast {
    --bg-primary: #000000;
    --bg-secondary: #0D0D0D;
    --bg-card: #1A1A1A;
    --text-primary: #FFFFFF;
    --text-secondary: #CCCCCC;
    --border: #333333;
    --accent: #FFD700;
}

/* Simple Mode */
body.simple-mode {
    font-size: 18px;
}
body.simple-mode .nav-link { font-size: 20px; padding: 14px 20px; }
body.simple-mode .card { border: 2px solid var(--border); border-radius: 16px; }
body.simple-mode button { font-size: 18px; padding: 14px 28px; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 20px;
    font-weight: 700;
}

.navbar-brand .logo {
    width: 36px;
    height: 36px;
    background: var(--accent);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 16px;
    color: var(--bg-primary);
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s;
    white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
    background: var(--accent-light);
    color: var(--accent);
}

.nav-link.active {
    font-weight: 600;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    gap: 4px;
}

.lang-btn {
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}

.lang-btn:hover, .lang-btn.active {
    background: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
}

/* Theme Controls */
.theme-controls {
    display: flex;
    gap: 6px;
}

.theme-btn {
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 11px;
    transition: all 0.2s;
}

.theme-btn:hover, .theme-btn.active {
    background: var(--accent-light);
    color: var(--accent);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px 80px;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, #0D1B2A 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
    top: -200px;
    right: -200px;
}

.hero::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.05) 0%, transparent 70%);
    bottom: -100px;
    left: -100px;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero h1 span {
    color: var(--accent);
}

.hero p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.hero-stat {
    text-align: center;
}

.hero-stat .number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent);
    display: block;
}

.hero-stat .label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.btn-group {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(245, 158, 11, 0.3);
}

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

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

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-xs {
    padding: 4px 10px;
    font-size: 11px;
    border-radius: 4px;
}

/* Features Section */
.features {
    padding: 80px 0;
}

.features h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 48px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    transition: all 0.2s;
}

.feature-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(245, 158, 11, 0.1);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.125rem;
    margin-bottom: 8px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* Page Header */
.page-header {
    padding-top: 88px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 32px;
}

.page-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

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

.card-hover:hover {
    border-color: var(--accent);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.1);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
}

.card-body {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--accent);
    display: block;
}

.stat-card .stat-label {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.stat-card .stat-change {
    font-size: 0.75rem;
    margin-top: 8px;
}

.stat-change.positive { color: var(--success); }
.stat-change.negative { color: var(--danger); }

/* Form Elements */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s;
    font-family: inherit;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394A3B8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

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

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
}

th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

td {
    color: var(--text-secondary);
}

tr:hover td {
    background: var(--bg-hover);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-danger { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-info { background: rgba(59, 130, 246, 0.15); color: var(--info); }
.badge-neutral { background: rgba(100, 116, 139, 0.15); color: var(--text-muted); }

/* Alerts */
.alert {
    padding: 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    font-size: 0.875rem;
}

.alert-info { background: rgba(59, 130, 246, 0.1); border: 1px solid rgba(59, 130, 246, 0.2); color: var(--info); }
.alert-success { background: rgba(16, 185, 129, 0.1); border: 1px solid rgba(16, 185, 129, 0.2); color: var(--success); }
.alert-warning { background: rgba(245, 158, 11, 0.1); border: 1px solid rgba(245, 158, 11, 0.2); color: var(--warning); }
.alert-danger { background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.2); color: var(--danger); }

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    max-width: 500px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    padding: 32px;
}

.modal h2 {
    margin-bottom: 20px;
    font-size: 1.25rem;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.5rem;
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

@media (max-width: 768px) {
    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }
    .navbar-nav {
        display: none;
        flex-direction: column;
    }
    .navbar-nav.active {
        display: flex;
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--bg-primary);
        padding: 16px;
        border-bottom: 1px solid var(--border);
    }
    .hero-stats {
        gap: 20px;
    }
}

/* Loading */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    color: var(--text-muted);
}

.loading::after {
    content: '';
    width: 24px;
    height: 24px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    margin-left: 10px;
}

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

/* Toast */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px 24px;
    color: var(--text-primary);
    font-size: 0.875rem;
    z-index: 3000;
    display: none;
    animation: slideIn 0.3s ease;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

.toast.show { display: block; }
.toast.success { border-color: var(--success); }
.toast.error { border-color: var(--danger); }
.toast.info { border-color: var(--info); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Tabs */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}

.tab {
    padding: 12px 24px;
    color: var(--text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    font-size: 0.875rem;
}

.tab:hover { color: var(--text-primary); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

.tab-content { display: none; }
.tab-content.active { display: block; }

/* Footer */
.footer {
    border-top: 1px solid var(--border);
    padding: 40px 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8125rem;
}

.footer a {
    color: var(--accent);
    text-decoration: none;
}

/* Chat Specific */
.chat-container {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 88px);
    padding-top: 88px;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.chat-message {
    margin-bottom: 16px;
    display: flex;
}

.chat-message.bot {
    justify-content: flex-start;
}

.chat-message.user {
    justify-content: flex-end;
}

.chat-bubble {
    max-width: 70%;
    padding: 14px 18px;
    border-radius: 16px;
    font-size: 0.9375rem;
    line-height: 1.5;
}

.chat-bubble.bot {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-top-left-radius: 4px;
}

.chat-bubble.user {
    background: var(--accent);
    color: var(--bg-primary);
    border-bottom-right-radius: 4px;
}

.chat-input {
    border-top: 1px solid var(--border);
    padding: 16px 24px;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    gap: 12px;
}

.chat-input input {
    flex: 1;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 15px;
}

.chat-input input:focus {
    outline: none;
    border-color: var(--accent);
}

.chat-input button {
    padding: 12px 24px;
    background: var(--accent);
    border: none;
    border-radius: var(--radius-sm);
    color: var(--bg-primary);
    font-weight: 600;
    cursor: pointer;
}

/* Queue Board */
.queue-board {
    font-family: 'Courier New', monospace;
}

.queue-ticket {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    font-size: 1.125rem;
}

.queue-ticket .number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

.queue-ticket.now-serving {
    background: var(--accent-light);
    border-color: var(--accent);
}

.now-serving-display {
    text-align: center;
    padding: 40px;
}

.now-serving-display .number {
    font-size: 5rem;
    font-weight: 900;
    color: var(--accent);
    display: block;
}

.now-serving-display .label {
    font-size: 1.25rem;
    color: var(--text-muted);
}

/* Responsive helpers */
.hide-mobile { display: initial; }
.show-mobile { display: none; }

@media (max-width: 768px) {
    .hide-mobile { display: none; }
    .show-mobile { display: initial; }
    .container { padding: 0 16px; }
}