/**
 * Sistem Manajemen Ekstrakurikuler - Main Stylesheet
 * Mobile-First Design with Dark Mode Support
 */

/* ============================================
   CSS Variables (Design Tokens)
   ============================================ */
:root {
    /* Primary Colors */
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;
    --primary-300: #93c5fd;
    --primary-400: #60a5fa;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    --primary-800: #1e40af;
    --primary-900: #1e3a8a;

    /* Secondary Colors */
    --secondary-50: #f8fafc;
    --secondary-100: #f1f5f9;
    --secondary-200: #e2e8f0;
    --secondary-300: #cbd5e1;
    --secondary-400: #94a3b8;
    --secondary-500: #64748b;
    --secondary-600: #475569;
    --secondary-700: #334155;
    --secondary-800: #1e293b;
    --secondary-900: #0f172a;

    /* Accent Colors */
    --success-500: #22c55e;
    --success-600: #16a34a;
    --warning-500: #f59e0b;
    --warning-600: #d97706;
    --danger-500: #ef4444;
    --danger-600: #dc2626;
    --info-500: #06b6d4;
    --info-600: #0891b2;

    /* Light Theme */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-card: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border-color: #e2e8f0;
    --shadow-color: rgba(0, 0, 0, 0.1);

    /* Typography - Oakridge Style */
    --font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-family-heading: 'Outfit', 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;

    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 var(--shadow-color);
    --shadow-md: 0 4px 6px -1px var(--shadow-color);
    --shadow-lg: 0 10px 15px -3px var(--shadow-color);
    --shadow-xl: 0 20px 25px -5px var(--shadow-color);

    /* Sidebar */
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 72px;
    --header-height: 64px;
}

/* Dark Theme */
[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    --border-color: #334155;
    --shadow-color: rgba(0, 0, 0, 0.3);
}

/* ============================================
   Base Reset & Typography
   ============================================ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-family-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 {
    font-size: var(--font-size-3xl);
}

h2 {
    font-size: var(--font-size-2xl);
}

h3 {
    font-size: var(--font-size-xl);
}

h4 {
    font-size: var(--font-size-lg);
}

a {
    color: var(--primary-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-700);
}

/* ============================================
   Utility Classes
   ============================================ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: var(--spacing-4);
    padding-right: var(--spacing-4);
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-1 {
    gap: var(--spacing-1);
}

.gap-2 {
    gap: var(--spacing-2);
}

.gap-3 {
    gap: var(--spacing-3);
}

.gap-4 {
    gap: var(--spacing-4);
}

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

.text-muted {
    color: var(--text-muted);
}

.text-success {
    color: var(--success-600);
}

.text-danger {
    color: var(--danger-600);
}

.text-warning {
    color: var(--warning-600);
}

.hidden {
    display: none !important;
}

/* ============================================
   Cards
   ============================================ */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-4) var(--spacing-5);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-tertiary);
}

.card-body {
    padding: var(--spacing-5);
}

.card-footer {
    padding: var(--spacing-4) var(--spacing-5);
    border-top: 1px solid var(--border-color);
    background: var(--bg-tertiary);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-5);
    font-size: var(--font-size-sm);
    font-weight: 500;
    line-height: 1;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    box-shadow: 0 2px 4px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.4);
    transform: translateY(-1px);
}

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

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-secondary);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-500), var(--success-600));
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-500), var(--danger-600));
    color: white;
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: var(--bg-tertiary);
}

.btn-sm {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-base);
}

.btn-block {
    width: 100%;
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-lg);
}

/* ============================================
   Form Elements
   ============================================ */
.form-group {
    margin-bottom: var(--spacing-4);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-base);
    font-family: inherit;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control:disabled {
    background-color: var(--bg-tertiary);
    cursor: not-allowed;
}

.form-control.is-invalid {
    border-color: var(--danger-500);
}

.form-text {
    margin-top: var(--spacing-1);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.form-error {
    margin-top: var(--spacing-1);
    font-size: var(--font-size-xs);
    color: var(--danger-500);
}

.input-group {
    position: relative;
    display: flex;
}

.input-group .form-control {
    flex: 1;
}

.input-group-icon {
    position: absolute;
    left: var(--spacing-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

.input-group .form-control.has-icon {
    padding-left: calc(var(--spacing-4) + 24px);
}

/* ============================================
   Alerts
   ============================================ */
.alert {
    padding: var(--spacing-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-4);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--success-600);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--danger-600);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--warning-600);
}

.alert-info {
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.3);
    color: var(--info-600);
}

/* ============================================
   Badges
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-1) var(--spacing-2);
    font-size: var(--font-size-xs);
    font-weight: 500;
    border-radius: var(--radius-full);
}

.badge-primary {
    background: rgba(59, 130, 246, 0.15);
    color: var(--primary-600);
}

.badge-success {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success-600);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning-600);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger-600);
}

/* ============================================
   Tables
   ============================================ */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

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

.table th,
.table td {
    padding: var(--spacing-3) var(--spacing-4);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    background: var(--bg-tertiary);
}

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

/* ============================================
   Login Page Specific
   ============================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4);
    background: linear-gradient(135deg, var(--primary-900) 0%, var(--primary-700) 50%, var(--primary-500) 100%);
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 60%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.login-header {
    padding: var(--spacing-8) var(--spacing-6);
    text-align: center;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: white;
}

.login-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-4);
    background: white;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.login-logo img {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.login-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-1);
}

.login-subtitle {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

.login-form {
    padding: var(--spacing-6);
}

.login-form .form-control {
    padding: var(--spacing-4);
    font-size: var(--font-size-base);
}

.login-footer {
    padding: var(--spacing-4) var(--spacing-6);
    text-align: center;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
}

.login-footer a {
    font-size: var(--font-size-sm);
}

/* ============================================
   Layout - Sidebar & Header
   ============================================ */
.app-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-card);
    border-right: 1px solid var(--border-color);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-base);
    z-index: 100;
}

.sidebar-header {
    padding: var(--spacing-5);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.sidebar-logo {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    object-fit: contain;
}

.sidebar-brand {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-4);
    overflow-y: auto;
}

.nav-section {
    margin-bottom: var(--spacing-6);
}

.nav-section-title {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-2);
    padding-left: var(--spacing-3);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-1);
    transition: all var(--transition-fast);
}

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

.nav-item.active {
    background: var(--primary-50);
    color: var(--primary-600);
    font-weight: 500;
}

[data-theme="dark"] .nav-item.active {
    background: rgba(59, 130, 246, 0.15);
}

.nav-item-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: var(--spacing-4);
    border-top: 1px solid var(--border-color);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-header {
    height: var(--header-height);
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-6);
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.page-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--radius-lg);
    transition: background var(--transition-fast);
}

.user-menu:hover {
    background: var(--bg-tertiary);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.user-name {
    font-weight: 500;
    font-size: var(--font-size-sm);
}

.main-body {
    flex: 1;
    padding: var(--spacing-6);
}

/* Mobile Sidebar */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
}

.menu-toggle {
    display: none;
}

/* ============================================
   Dashboard Widgets
   ============================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-5);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon.primary {
    background: var(--primary-500);
    color: white;
}

.stat-icon.primary svg {
    stroke: white;
}

.stat-icon.success {
    background: #22c55e;
    color: white;
}

.stat-icon.success svg {
    stroke: white;
}

.stat-icon.warning {
    background: #f59e0b;
    color: white;
}

.stat-icon.warning svg {
    stroke: white;
}

.stat-icon.danger {
    background: #ef4444;
    color: white;
}

.stat-icon.danger svg {
    stroke: white;
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-top: var(--spacing-1);
}

/* ============================================
   QR Scanner
   ============================================ */
.scanner-container {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: #000;
}

.scanner-video {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
}

.scanner-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    border: 3px solid var(--primary-500);
    border-radius: var(--radius-lg);
    box-shadow: 0 0 0 1000px rgba(0, 0, 0, 0.5);
}

.scanner-overlay::before,
.scanner-overlay::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border-color: var(--primary-400);
    border-style: solid;
}

.scanner-overlay::before {
    top: -3px;
    left: -3px;
    border-width: 3px 0 0 3px;
    border-radius: var(--radius-md) 0 0 0;
}

.scanner-overlay::after {
    top: -3px;
    right: -3px;
    border-width: 3px 3px 0 0;
    border-radius: 0 var(--radius-md) 0 0;
}

.scanner-result {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-4);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    text-align: center;
}

/* ============================================
   RFID Input Mode
   ============================================ */
.rfid-input-container {
    text-align: center;
    padding: var(--spacing-8);
}

.rfid-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--spacing-6);
    background: var(--bg-tertiary);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: rfidPulse 2s ease-in-out infinite;
}

@keyframes rfidPulse {

    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4);
    }

    50% {
        transform: scale(1.05);
        box-shadow: 0 0 0 20px rgba(59, 130, 246, 0);
    }
}

.rfid-input {
    width: 100%;
    max-width: 300px;
    text-align: center;
    font-size: var(--font-size-xl);
    letter-spacing: 0.1em;
}

/* ============================================
   ID Card Styles
   ============================================ */
.id-card {
    width: 320px;
    height: 200px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
    border-radius: var(--radius-xl);
    padding: var(--spacing-4);
    color: white;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.id-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 150px;
    height: 150px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.id-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-3);
}

.id-card-logo {
    width: 40px;
    height: 40px;
    background: white;
    border-radius: var(--radius-md);
    padding: 4px;
}

.id-card-school {
    font-size: var(--font-size-xs);
    opacity: 0.9;
}

.id-card-body {
    display: flex;
    gap: var(--spacing-4);
}

.id-card-photo {
    width: 60px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.id-card-info {
    flex: 1;
}

.id-card-name {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-1);
}

.id-card-detail {
    font-size: var(--font-size-xs);
    opacity: 0.9;
}

.id-card-qr {
    width: 60px;
    height: 60px;
    background: white;
    border-radius: var(--radius-sm);
    padding: 4px;
}

/* Mobile Logout Button */
.mobile-logout {
    display: none;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {

    /* Show logout button on mobile/tablet */
    .mobile-logout {
        display: flex;
    }

    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-overlay.active {
        display: block;
    }

    .main-content {
        margin-left: 0;
    }

    .menu-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.25rem;
    }

    .main-body {
        padding: var(--spacing-4);
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .card-body {
        padding: var(--spacing-4);
    }

    .table th,
    .table td {
        padding: var(--spacing-2) var(--spacing-3);
        font-size: var(--font-size-sm);
    }
}

@media (max-width: 480px) {
    .login-card {
        border-radius: var(--radius-xl);
    }

    .login-header {
        padding: var(--spacing-6) var(--spacing-4);
    }

    .login-form {
        padding: var(--spacing-4);
    }

    .id-card {
        width: 100%;
        max-width: 320px;
    }
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.fade-in {
    animation: fadeIn var(--transition-base);
}

.slide-up {
    animation: slideUp var(--transition-slow);
}

.scale-in {
    animation: scaleIn var(--transition-base);
}

/* ============================================
   Audio Feedback Indicator
   ============================================ */
.audio-feedback {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: var(--spacing-8);
    border-radius: var(--radius-2xl);
    text-align: center;
    z-index: 1000;
    animation: scaleIn var(--transition-fast);
}

.audio-feedback.success {
    background: rgba(34, 197, 94, 0.95);
    color: white;
}

.audio-feedback.error {
    background: rgba(239, 68, 68, 0.95);
    color: white;
}

.audio-feedback-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-4);
}

.audio-feedback-text {
    font-size: var(--font-size-xl);
    font-weight: 600;
}

/* ============================================
   Mobile Bottom Navigation (Android-style)
   ============================================ */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-2) 0;
    padding-bottom: calc(var(--spacing-2) + env(safe-area-inset-bottom));
    z-index: 1000;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: var(--spacing-2);
    color: var(--text-muted);
    text-decoration: none;
    transition: all var(--transition-fast);
    border-radius: var(--radius-lg);
    min-width: 64px;
}

.bottom-nav-item svg {
    width: 24px;
    height: 24px;
    stroke-width: 1.5;
    transition: transform var(--transition-fast);
}

.bottom-nav-item span {
    font-size: 10px;
    font-weight: 500;
    white-space: nowrap;
}

.bottom-nav-item:hover,
.bottom-nav-item:active {
    color: var(--primary-600);
    background: var(--primary-50);
}

.bottom-nav-item.active {
    color: var(--primary-600);
}

.bottom-nav-item.active svg {
    transform: scale(1.1);
    stroke-width: 2;
}

[data-theme="dark"] .bottom-nav-item:hover,
[data-theme="dark"] .bottom-nav-item:active {
    background: rgba(59, 130, 246, 0.15);
}

[data-theme="dark"] .mobile-bottom-nav {
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.3);
}

/* Show bottom nav on mobile only */
@media (max-width: 1024px) {
    .mobile-bottom-nav {
        display: flex;
        justify-content: space-around;
        align-items: center;
    }

    /* Add padding to main content so it doesn't hide behind bottom nav */
    .main-body {
        padding-bottom: calc(70px + env(safe-area-inset-bottom));
    }

    /* Hide sidebar completely on mobile to use bottom nav */
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }
}

/* Ripple effect for bottom nav items */
.bottom-nav-item {
    position: relative;
    overflow: hidden;
}

.bottom-nav-item::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(59, 130, 246, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
}

.bottom-nav-item:active::after {
    width: 100px;
    height: 100px;
}