/**
 * Toolio Design System
 * Theme: Sophistication & Trust
 *
 * Design Principles:
 * - Symmetrical padding (4px grid)
 * - Color only for meaning
 * - Layered shadows for depth
 * - Subtle animations (150ms ease)
 */

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

/* ==========================================================================
   CSS Custom Properties
   ========================================================================== */
:root {
    /* =======================================================================
       PWA REDESIGN - iOS Style Design Tokens
       ======================================================================= */

    /* PRIMARY COLORS */
    --color-primary: #1B2A4A;
    --color-primary-dark: #142240;
    --color-primary-light: #2A3D5F;

    /* ACCENT COLORS */
    --color-accent-orange: #E8731A;
    --color-accent-orange-light: #FFF3E8;
    --color-accent-red: #D94E3B;
    --color-accent-red-light: #FDEEEB;

    /* STATUS COLORS */
    --color-success: #2EAE6D;
    --color-success-light: #E8F8F0;

    /* NEUTRAL COLORS */
    --color-bg-primary: #F2F2F7;
    --color-bg-card: #FFFFFF;
    --color-bg-input: #F2F2F7;
    --color-text-primary: #1C1C1E;
    --color-text-secondary: #8E8E93;
    --color-text-tertiary: #AEAEB2;
    --color-text-on-dark: #FFFFFF;
    --color-divider: #E5E5EA;
    --color-overlay: rgba(0, 0, 0, 0.55);

    /* CHART COLORS */
    --color-chart-bar-active: #E8731A;
    --color-chart-bar-default: #3A5278;
    --color-chart-bar-muted: #5A7099;
    --color-chart-line: #E8731A;

    /* SPACING */
    --space-xxs: 2px;
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 12px;
    --space-lg: 16px;
    --space-xl: 20px;
    --space-xxl: 24px;
    --space-xxxl: 32px;
    --space-section: 28px;

    /* BORDER RADIUS */
    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-xxl: 24px;
    --radius-pill: 999px;
    --radius-circle: 50%;

    /* SHADOWS */
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-card-hover: 0 4px 16px rgba(0, 0, 0, 0.10);
    --shadow-bottom-sheet: 0 -4px 24px rgba(0, 0, 0, 0.12);
    --shadow-tab-bar: 0 -1px 4px rgba(0, 0, 0, 0.06);
    --shadow-button: 0 2px 6px rgba(27, 42, 74, 0.20);

    /* TRANSITIONS */
    --transition-fast: 150ms ease-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 400ms ease-in-out;
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
    --scan-line-duration: 2s;

    /* Z-INDEX */
    --z-base: 0;
    --z-card: 10;
    --z-sticky: 100;
    --z-tab-bar: 200;
    --z-overlay: 300;
    --z-bottom-sheet: 400;
    --z-toast: 500;
    --z-modal: 600;

    /* TAB BAR */
    --tab-bar-height: 83px;
    --tab-bar-safe-area: env(safe-area-inset-bottom, 34px);

    /* =======================================================================
       LEGACY VARIABLES (für Abwärtskompatibilität)
       ======================================================================= */

    /* Colors - Background (mapped to new tokens) */
    --bg-page: var(--color-bg-primary);
    --bg-surface: var(--color-bg-card);
    --bg-surface-hover: #f1f5f9;
    --bg-sidebar: var(--color-primary);
    --bg-sidebar-hover: var(--color-primary-light);

    /* Colors - Text (mapped to new tokens) */
    --text-primary: var(--color-text-primary);
    --text-secondary: #334155;
    --text-muted: var(--color-text-secondary);
    --text-inverse: var(--color-text-on-dark);
    --text-sidebar: #94a3b8;
    --text-sidebar-active: var(--color-text-on-dark);

    /* Colors - Accent (mapped to new tokens) */
    --accent: var(--color-primary);
    --accent-hover: var(--color-primary-dark);
    --accent-light: #EDF0F5;

    /* Colors - Status (mapped to new tokens) */
    --success: var(--color-success);
    --success-bg: var(--color-success-light);
    --success-text: #166534;
    --warning: var(--color-accent-orange);
    --warning-bg: var(--color-accent-orange-light);
    --warning-text: #92400e;
    --error: var(--color-accent-red);
    --error-bg: var(--color-accent-red-light);
    --error-text: #991b1b;
    --info: var(--color-primary);
    --info-bg: #EDF0F5;
    --info-text: #1e40af;

    /* Colors - Border */
    --border-color: var(--color-divider);
    --border-color-strong: #cbd5e1;

    /* Spacing (4px grid - legacy) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-7: 28px;
    --space-8: 32px;

    /* Shadows - Legacy */
    --shadow-sm: var(--shadow-card);
    --shadow-md:
        0 2px 4px -1px rgba(0, 0, 0, 0.04),
        0 4px 6px -1px rgba(0, 0, 0, 0.06),
        0 8px 10px -2px rgba(0, 0, 0, 0.04);
    --shadow-lg:
        0 4px 6px -2px rgba(0, 0, 0, 0.03),
        0 10px 15px -3px rgba(0, 0, 0, 0.08),
        0 20px 25px -5px rgba(0, 0, 0, 0.06);
    --shadow-focus: 0 0 0 3px rgba(27, 42, 74, 0.3);

    /* Border Radius - Legacy */
    --radius-full: var(--radius-pill);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;

    /* Layout */
    --sidebar-width: 240px;
    --header-height: 56px;
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    height: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-page);
    height: 100%;
    overflow: hidden;
}

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

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

a:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

button,
input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Focus styles */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

:focus:not(:focus-visible) {
    outline: none;
}

/* ==========================================================================
   Layout - App Structure
   ========================================================================== */
.app-layout {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background-color: var(--bg-sidebar);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform var(--transition-normal);
}

.sidebar-header {
    padding: var(--space-6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-close {
    display: none;
    width: 32px;
    height: 32px;
    background: transparent;
    border: none;
    color: var(--text-sidebar);
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.sidebar-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-inverse);
}

@media (max-width: 768px) {
    .sidebar-close {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 28px;
    width: auto;
}

.sidebar-logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-inverse);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

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

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

.nav-section-title {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-sidebar);
    padding: var(--space-2) var(--space-3);
    margin-bottom: var(--space-1);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-3);
    color: var(--text-sidebar);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    font-weight: 500;
    margin-bottom: var(--space-1);
}

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

.nav-item.active {
    background-color: var(--accent);
    color: var(--text-inverse);
}

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

.sidebar-footer {
    padding: var(--space-4);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--radius-sm);
    color: var(--text-sidebar);
}

.sidebar-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background-color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-inverse);
    font-weight: 600;
    font-size: 0.75rem;
}

.sidebar-user-info {
    flex: 1;
    min-width: 0;
}

.sidebar-user-name {
    font-weight: 500;
    color: var(--text-inverse);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: 0.75rem;
    color: var(--text-sidebar);
}

/* Main Content */
.main-content {
    grid-column: 2;
    padding: var(--space-8);
    min-height: 100vh;
}

/* Mobile Header */
.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    padding: 0 var(--space-4);
    align-items: center;
    justify-content: space-between;
    z-index: 90;
}

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

/* Hamburger Button */
.hamburger {
    display: none;
    width: 44px;
    height: 44px;
    padding: var(--space-2);
    background: transparent;
    border: none;
    cursor: pointer;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    z-index: 100;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 1px;
    transition: all var(--transition-fast);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

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

.sidebar-overlay.visible {
    display: block;
    opacity: 1;
}

/* ==========================================================================
   Layout - Responsive
   ========================================================================== */
@media (max-width: 768px) {
    .app-layout {
        grid-template-columns: 1fr;
    }

    .sidebar {
        transform: translateX(-100%);
        pointer-events: none;
    }

    .sidebar.open {
        transform: translateX(0);
        pointer-events: auto;
    }

    .main-content {
        grid-column: 1;
        padding: var(--space-4);
        padding-top: calc(var(--header-height) + var(--space-4));
    }

    .mobile-header {
        display: flex;
    }

    .hamburger {
        display: flex;
    }

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

/* ==========================================================================
   Components - Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    text-decoration: none;
}

.btn:focus-visible {
    box-shadow: var(--shadow-focus);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background-color: var(--accent-hover);
}

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

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

.btn-danger {
    background-color: var(--error);
    color: var(--text-inverse);
}

.btn-danger:hover:not(:disabled) {
    background-color: #dc2626;
}

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

.btn-ghost:hover:not(:disabled) {
    background-color: var(--bg-surface-hover);
    color: var(--text-primary);
}

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

.btn-sm {
    padding: var(--space-2) var(--space-3);
    font-size: 0.8125rem;
}

.btn-lg {
    padding: var(--space-4) var(--space-6);
    font-size: 1rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
}

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

.card-header {
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: var(--space-6);
}

.card-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-surface-hover);
}

/* ==========================================================================
   Components - Forms
   ========================================================================== */
.form-group {
    margin-bottom: var(--space-5);
}

/* Scan Wizard Steps */
.scan-step {
    margin-bottom: var(--space-4);
}

.scan-step.completed .card {
    opacity: 0.6;
}

.scan-step.completed .card-header::after {
    content: '✓';
    color: var(--color-success, #2EAE6D);
    font-weight: bold;
    margin-left: auto;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.form-label-required::after {
    content: ' *';
    color: var(--error);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: 0.875rem;
    color: var(--text-primary);
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
    border-color: var(--border-color-strong);
}

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

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

.form-input:disabled,
.form-select:disabled {
    background-color: var(--bg-surface-hover);
    cursor: not-allowed;
}

.form-input.error,
.form-select.error {
    border-color: var(--error);
}

.form-input.error:focus,
.form-select.error:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.3);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-3) center;
    padding-right: var(--space-8);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-hint {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: var(--space-1);
}

.form-error {
    font-size: 0.8125rem;
    color: var(--error);
    margin-top: var(--space-1);
}

.form-checkbox,
.form-radio {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
}

.form-checkbox input,
.form-radio input {
    width: 16px;
    height: 16px;
    accent-color: var(--accent);
}

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

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

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

.table th {
    font-weight: 600;
    color: var(--text-secondary);
    background-color: var(--bg-surface-hover);
    white-space: nowrap;
}

.table tbody tr {
    transition: background-color var(--transition-fast);
}

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

.table tbody tr:nth-child(even) {
    background-color: rgba(248, 250, 252, 0.5);
}

.table tbody tr:nth-child(even):hover {
    background-color: var(--bg-surface-hover);
}

.table-actions {
    display: flex;
    gap: var(--space-2);
    justify-content: flex-end;
}

/* ==========================================================================
   Components - Badges
   ========================================================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-2);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.badge-neutral {
    background-color: var(--bg-surface-hover);
    color: var(--text-secondary);
}

.badge-success {
    background-color: var(--success-bg);
    color: var(--success-text);
}

.badge-warning {
    background-color: var(--warning-bg);
    color: var(--warning-text);
}

.badge-error {
    background-color: var(--error-bg);
    color: var(--error-text);
}

.badge-info {
    background-color: var(--info-bg);
    color: var(--info-text);
}

/* ==========================================================================
   Components - Alerts
   ========================================================================== */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
}

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

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: 600;
    margin-bottom: var(--space-1);
}

.alert-success {
    background-color: var(--success-bg);
    color: var(--success-text);
    border: 1px solid var(--success);
}

.alert-warning {
    background-color: var(--warning-bg);
    color: var(--warning-text);
    border: 1px solid var(--warning);
}

.alert-error {
    background-color: var(--error-bg);
    color: var(--error-text);
    border: 1px solid var(--error);
}

.alert-info {
    background-color: var(--info-bg);
    color: var(--info-text);
    border: 1px solid var(--info);
}

/* ==========================================================================
   Components - Stat Cards
   ========================================================================== */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.stat-card {
    background-color: var(--bg-surface);
    border-radius: var(--radius-md);
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.stat-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.stat-card-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--accent-light);
    color: var(--accent);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: var(--space-1);
}

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

.stat-change {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-size: 0.8125rem;
    font-weight: 500;
    margin-top: var(--space-2);
}

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

.stat-change-negative {
    color: var(--error-text);
}

/* ==========================================================================
   Special Components - QR Card (Employee Dashboard)
   ========================================================================== */
.qr-card {
    background-color: var(--bg-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-8);
    text-align: center;
    max-width: 320px;
    margin: 0 auto;
}

.qr-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.qr-card-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: var(--space-6);
}

.qr-code {
    display: inline-flex;
    padding: var(--space-4);
    background-color: var(--bg-surface);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
}

.qr-code img,
.qr-code svg {
    width: 200px;
    height: 200px;
}

.qr-code-label {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
    background-color: var(--bg-surface-hover);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-sm);
}

/* ==========================================================================
   Special Components - Lending List
   ========================================================================== */
.lending-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.lending-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.lending-item:hover {
    box-shadow: var(--shadow-sm);
    border-color: var(--border-color-strong);
}

.lending-item-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background-color: var(--bg-surface-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.lending-item-content {
    flex: 1;
    min-width: 0;
}

.lending-item-name {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.lending-item-meta {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.lending-item-status {
    flex-shrink: 0;
}

/* ==========================================================================
   Special Components - Auth Layout (Login)
   ========================================================================== */
.auth-layout {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-page);
    padding: var(--space-4);
}

.auth-container {
    width: 100%;
    max-width: 400px;
}

.auth-card {
    background-color: var(--bg-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-8);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.auth-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.auth-logo {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-6);
}

.auth-logo-icon {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-lg);
}

.auth-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
    text-align: center;
}

.auth-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-align: center;
    margin-bottom: var(--space-6);
}

.auth-footer {
    margin-top: var(--space-6);
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ==========================================================================
   Special Components - Page Header
   ========================================================================== */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.25;
}

.page-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: var(--space-1);
}

.page-actions {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
}

/* ==========================================================================
   Utilities
   ========================================================================== */
.mono {
    font-family: var(--font-mono);
}

.empty-state {
    text-align: center;
    padding: var(--space-8);
    color: var(--text-muted);
}

.empty-state-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-4);
    color: var(--text-muted);
    opacity: 0.5;
}

.empty-state-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.empty-state-description {
    font-size: 0.875rem;
    color: var(--text-muted);
    max-width: 320px;
    margin: 0 auto var(--space-4);
}

/* Text utilities */
.text-center {
    text-align: center;
}

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

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

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

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

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

/* Spacing utilities */
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

/* Display utilities */
.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Flex utilities */
.flex {
    display: flex;
}

.flex-wrap {
    flex-wrap: wrap;
}

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

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

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

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

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

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

/* Grid utilities */
.grid {
    display: grid;
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 768px) {
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }
}

/* Responsive visibility */
.desktop-only {
    display: block;
}

.mobile-only {
    display: none;
}

@media (max-width: 768px) {
    .desktop-only {
        display: none !important;
    }

    .mobile-only {
        display: block !important;
    }
}

/* Mobile item cards */
.item-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.item-card {
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.item-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-2);
}

.item-card-title {
    font-weight: 600;
    color: var(--text-primary);
}

.item-card-meta {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.item-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-3);
    padding-top: var(--space-3);
    border-top: 1px solid var(--border-color);
}

/* Margin utilities */
.mt-4 {
    margin-top: var(--space-4);
}

/* ==========================================================================
   Push Notification Toggle
   ========================================================================== */
.toggle-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
}

.toggle-info {
    flex: 1;
}

.toggle-label {
    font-weight: 500;
    display: block;
    margin-bottom: var(--space-1);
    color: var(--text-primary);
}

.toggle-description {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin: 0;
}

.push-status {
    margin-top: var(--space-3);
    font-size: 0.875rem;
}

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

.push-status-error {
    color: var(--error-text);
}

/* ==========================================================================
   Print Styles
   ========================================================================== */
@media print {
    .sidebar,
    .mobile-header,
    .btn,
    .no-print,
    .bottom-tab-bar,
    .bottom-sheet {
        display: none !important;
    }

    .app-layout {
        display: block;
    }

    .main-content {
        padding: 0;
    }

    .card {
        box-shadow: none;
        border: 1px solid #000;
    }
}

/* ==========================================================================
   PWA REDESIGN - Bottom Tab Bar
   ========================================================================== */
.bottom-tab-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--tab-bar-height);
    padding-bottom: var(--tab-bar-safe-area);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 0.5px solid var(--color-divider);
    box-shadow: var(--shadow-tab-bar);
    display: flex;
    justify-content: space-around;
    align-items: flex-start;
    padding-top: var(--space-sm);
    z-index: var(--z-tab-bar);
}

.tab-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-xs) var(--space-sm);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.3px;
    min-width: 64px;
    background: transparent;
    border: none;
    outline: none;
    box-shadow: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    cursor: pointer;
    font-family: inherit;
    transition: color var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
}

.tab-item i {
    font-size: 24px;
    margin-bottom: 2px;
    transition: transform var(--transition-fast);
}

.tab-item span {
    white-space: nowrap;
}

.tab-item:hover {
    color: var(--color-primary);
}

.tab-item:active i {
    transform: scale(0.9);
}

.tab-item.active {
    color: var(--color-primary);
}

.tab-item.active i {
    color: var(--color-primary);
}

/* ==========================================================================
   PWA REDESIGN - Bottom Sheet
   ========================================================================== */
.bottom-sheet {
    position: fixed;
    inset: 0;
    z-index: var(--z-bottom-sheet);
    visibility: hidden;
    pointer-events: none;
}

.bottom-sheet.open {
    visibility: visible;
    pointer-events: auto;
}

.bottom-sheet-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0);
    transition: background var(--transition-normal);
}

.bottom-sheet.open .bottom-sheet-backdrop {
    background: var(--color-overlay);
}

.bottom-sheet-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-bg-card);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    transform: translateY(100%);
    transition: transform var(--transition-slow);
    max-height: 85vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: var(--tab-bar-safe-area);
}

.bottom-sheet.open .bottom-sheet-content {
    transform: translateY(0);
}

.bottom-sheet-handle {
    width: 36px;
    height: 5px;
    background: #D1D1D6;
    border-radius: 3px;
    margin: 6px auto 16px;
}

.bottom-sheet-header {
    padding: 0 var(--space-xl) var(--space-lg);
    border-bottom: 1px solid var(--color-divider);
}

.bottom-sheet-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-primary);
}

.bottom-sheet-body {
    padding: var(--space-xl);
}

/* Fullscreen Scanner Sheet */
.bottom-sheet-fullscreen .bottom-sheet-content {
    max-height: 100vh;
    height: 100vh;
    border-radius: 0;
}

.scanner-sheet-content {
    display: flex;
    flex-direction: column;
    background: #000;
}

.scanner-sheet-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    padding-top: calc(env(safe-area-inset-top, 0px) + var(--space-lg));
    background: rgba(0, 0, 0, 0.8);
    position: relative;
    z-index: 10;
}

.scanner-close-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: var(--radius-circle);
    color: #fff;
    font-size: 20px;
    cursor: pointer;
}

.scanner-sheet-title {
    font-size: 17px;
    font-weight: 600;
    color: #fff;
    margin: 0;
}

.scanner-sheet-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
}

.scanner-viewport {
    flex: 1;
    min-height: 300px;
    position: relative;
}

.scanner-viewport video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.scanner-status {
    padding: var(--space-lg);
    text-align: center;
    background: rgba(0, 0, 0, 0.8);
}

.scanner-instruction {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    font-size: 15px;
}

.scanner-result {
    padding: var(--space-lg);
    background: rgba(0, 0, 0, 0.8);
}

.scanner-result-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-align: center;
}

.scanner-result-card h3 {
    margin: 0 0 var(--space-xs) 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-primary);
}

.scanner-result-card p {
    margin: 0;
    font-size: 14px;
    color: var(--color-text-secondary);
}

.scanner-result-card .status-available {
    color: var(--color-success);
}

.scanner-result-card .status-lent {
    color: var(--color-accent-orange);
}

.scanner-step {
    padding: var(--space-lg);
    background: rgba(0, 0, 0, 0.8);
}

.scanner-step-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    color: #fff;
    font-size: 16px;
}

.scanner-step-info i {
    font-size: 24px;
    color: var(--color-accent-orange);
}

.scanner-due-date {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.scanner-due-date label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.scanner-due-date input {
    margin-bottom: var(--space-lg);
}

.btn-scanner-confirm {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
}

.scanner-success {
    padding: var(--space-xxl);
    text-align: center;
    background: rgba(0, 0, 0, 0.8);
}

.scanner-success i {
    font-size: 64px;
    color: var(--color-success);
    margin-bottom: var(--space-lg);
}

.scanner-success p {
    color: #fff;
    font-size: 18px;
    margin: 0 0 var(--space-xl) 0;
}

/* Scan Button Highlight */
.tab-scan-btn {
    position: relative;
}

.tab-scan-btn i {
    color: var(--color-accent-orange);
}

.tab-scan-btn span {
    color: var(--color-accent-orange);
}

/* Bottom Sheet Menu Items */
.sheet-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sheet-menu-item {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-lg) 0;
    color: var(--color-text-primary);
    text-decoration: none;
    font-size: 17px;
    font-weight: 400;
    border: none;
    border-bottom: 1px solid var(--color-divider);
    background: transparent;
    cursor: pointer;
    width: 100%;
    text-align: left;
    font-family: inherit;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    transition: background var(--transition-fast);
}

.sheet-menu-item:last-child {
    border-bottom: none;
}

.sheet-menu-item:active {
    background: var(--color-bg-input);
    margin: 0 calc(-1 * var(--space-xl));
    padding-left: var(--space-xl);
    padding-right: var(--space-xl);
}

.sheet-menu-item i {
    width: 24px;
    font-size: 20px;
    color: var(--color-text-secondary);
}

.sheet-menu-item.danger {
    color: var(--color-accent-red);
}

.sheet-menu-item.danger i {
    color: var(--color-accent-red);
}

/* Sheet Section with Toggle */
.sheet-section {
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--color-divider);
    margin-bottom: var(--space-sm);
}

.sheet-toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.sheet-toggle-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex: 1;
}

.sheet-toggle-info > i {
    font-size: 20px;
    color: var(--color-text-secondary);
    width: 24px;
    text-align: center;
}

.sheet-toggle-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sheet-toggle-label {
    font-size: 16px;
    font-weight: 500;
    color: var(--color-text-primary);
}

.sheet-toggle-desc {
    font-size: 12px;
    color: var(--color-text-secondary);
}

/* iOS-style Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 51px;
    height: 31px;
    flex-shrink: 0;
}

.toggle-switch input,
.toggle-switch input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    margin: 0;
    padding: 0;
    border: none;
    pointer-events: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    visibility: hidden;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #E5E5EA;
    transition: var(--transition-normal);
    border-radius: 31px;
}

.toggle-slider::before {
    position: absolute;
    content: "";
    height: 27px;
    width: 27px;
    left: 2px;
    bottom: 2px;
    background-color: white;
    transition: var(--transition-normal);
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--color-success);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(20px);
}

.toggle-switch input:disabled + .toggle-slider {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ==========================================================================
   PWA REDESIGN - App Layout (Tab Bar Version)
   ========================================================================== */
.app-layout-tabs {
    height: 100vh;
    height: 100dvh;
    background: var(--color-bg-primary);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.app-layout-tabs .main-content {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: var(--space-xl);
    padding-top: calc(var(--header-height) + var(--space-lg));
    padding-bottom: calc(var(--tab-bar-height) + var(--space-xl));
    max-width: 600px;
    margin: 0 auto;
    width: 100%;
}

/* App Header (replaces mobile-header for tab bar layout) */
.app-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--color-bg-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-xl);
    z-index: var(--z-sticky);
}

.app-header-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text-primary);
    letter-spacing: -0.3px;
}

.app-header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.app-header-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-circle);
    color: var(--color-primary);
    font-size: 22px;
    cursor: pointer;
    transition: background var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
    position: relative;
}

.app-header-btn:hover {
    background: rgba(27, 42, 74, 0.08);
}

.app-header-btn:active {
    background: rgba(27, 42, 74, 0.12);
}

/* Notification Badge */
.notification-dot {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: var(--color-accent-red);
    border-radius: var(--radius-circle);
}

/* ==========================================================================
   PWA REDESIGN - Status Cards (Dashboard)
   ========================================================================== */
.status-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-section);
}

.status-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
}

.status-card-available {
    grid-row: 1 / 3;
    background: var(--color-primary);
    color: var(--color-text-on-dark);
    display: flex;
    flex-direction: column;
}

.status-card-borrowed {
    background: var(--color-accent-orange);
    color: var(--color-text-on-dark);
}

.status-card-overdue {
    background: var(--color-accent-red);
    color: var(--color-text-on-dark);
}

.status-card-label {
    font-size: 13px;
    font-weight: 500;
    opacity: 0.8;
    letter-spacing: 0.2px;
}

.status-card-value {
    font-size: 40px;
    font-weight: 800;
    line-height: 1;
    margin-top: var(--space-xs);
    letter-spacing: -0.5px;
}

.status-card-borrowed .status-card-value,
.status-card-overdue .status-card-value {
    font-size: 36px;
}

/* Mini Chart in Available Card */
.status-card-chart {
    margin-top: auto;
    padding-top: var(--space-lg);
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 60px;
}

.chart-bar {
    flex: 1;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    min-height: 8px;
    transition: height var(--transition-normal);
}

.chart-bar-default { background: var(--color-chart-bar-default); }
.chart-bar-active { background: var(--color-chart-bar-active); }
.chart-bar-muted { background: var(--color-chart-bar-muted); }

/* ==========================================================================
   PWA REDESIGN - Section Headers
   ========================================================================== */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-primary);
}

.section-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
}

.section-link:hover {
    text-decoration: underline;
}

/* ==========================================================================
   PWA REDESIGN - Activity List
   ========================================================================== */
.activity-list {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 14px var(--space-lg);
    border-bottom: 1px solid var(--color-divider);
    text-decoration: none;
    color: inherit;
    transition: background var(--transition-fast);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-item:active {
    background: var(--color-bg-input);
}

.activity-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-circle);
    background: var(--color-bg-input);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.activity-icon i {
    font-size: 18px;
    color: var(--color-text-secondary);
}

.activity-icon-borrowed {
    background: #EDF0F5;
}

.activity-icon-borrowed i {
    color: var(--color-primary);
}

.activity-icon-returned {
    background: var(--color-success-light);
}

.activity-icon-returned i {
    color: var(--color-success);
}

.activity-icon-warning {
    background: var(--color-accent-red-light);
}

.activity-icon-warning i {
    color: var(--color-accent-red);
}

.activity-content {
    flex: 1;
    min-width: 0;
}

.activity-title {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: 2px;
}

.activity-date {
    font-size: 12px;
    color: var(--color-text-secondary);
}

.activity-chevron {
    color: var(--color-text-tertiary);
    font-size: 14px;
}

/* ==========================================================================
   PWA REDESIGN - Tool Grid
   ========================================================================== */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.tool-card {
    display: block;
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    box-shadow: var(--shadow-card);
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
    text-decoration: none;
    color: inherit;
}

.tool-card:active {
    transform: scale(0.98);
}

.tool-card:hover {
    box-shadow: var(--shadow-card-hover);
}

.tool-card-image {
    width: 100%;
    height: 120px;
    background: var(--color-bg-input);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    overflow: hidden;
}

.tool-card-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: var(--space-sm);
}

.tool-card-image i {
    font-size: 48px;
    color: var(--color-text-tertiary);
}

.tool-card-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tool-card-location {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-top: var(--space-sm);
}

.tool-card-location i {
    font-size: 14px;
}

/* Tool Status Badges */
.tool-status {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) 10px;
    font-size: 11px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    letter-spacing: 0.3px;
}

.tool-status-available {
    background: var(--color-success-light);
    color: var(--color-success);
}

.tool-status-borrowed {
    background: var(--color-accent-orange-light);
    color: var(--color-accent-orange);
}

.tool-status-overdue {
    background: var(--color-accent-red-light);
    color: var(--color-accent-red);
}

/* ==========================================================================
   PWA REDESIGN - Search & Filter Bar
   ========================================================================== */
.search-filter-bar {
    display: flex;
    gap: 10px;
    margin-bottom: var(--space-lg);
}

.search-input-wrapper {
    flex: 1;
    position: relative;
}

.search-input-wrapper i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    color: var(--color-text-secondary);
}

.search-input {
    width: 100%;
    height: 40px;
    padding: 0 var(--space-md) 0 36px;
    background: var(--color-bg-input);
    border: none;
    border-radius: var(--radius-md);
    font-size: 15px;
    color: var(--color-text-primary);
    transition: box-shadow var(--transition-fast);
}

.search-input::placeholder {
    color: var(--color-text-secondary);
}

.search-input:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--color-primary);
}

.filter-btn {
    height: 40px;
    padding: 0 var(--space-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-divider);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn i:first-child {
    color: var(--color-primary);
}

.filter-btn i:last-child {
    font-size: 12px;
    color: var(--color-text-secondary);
}

.filter-btn:hover {
    background: var(--color-bg-input);
}

/* ==========================================================================
   PWA REDESIGN - Buttons (iOS Style)
   ========================================================================== */
.btn-ios-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    height: 48px;
    padding: 0 24px;
    background: var(--color-primary);
    color: var(--color-text-on-dark);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.2px;
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-button);
    cursor: pointer;
    transition: all var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
}

.btn-ios-primary:hover {
    background: var(--color-primary-dark);
}

.btn-ios-primary:active {
    transform: scale(0.97);
    opacity: 0.9;
}

.btn-ios-primary:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn-ios-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    height: 48px;
    padding: 0 24px;
    background: transparent;
    color: var(--color-accent-orange);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.2px;
    border: 2px solid var(--color-accent-orange);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
}

.btn-ios-secondary:hover {
    background: var(--color-accent-orange-light);
}

.btn-ios-secondary:active {
    transform: scale(0.97);
}

/* ==========================================================================
   PWA REDESIGN - QR Card (Employee Dashboard)
   ========================================================================== */
.qr-card-ios {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    padding: var(--space-xxl);
    text-align: center;
    margin-bottom: var(--space-section);
}

.qr-card-ios .qr-code {
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 2px solid var(--color-divider);
    border-radius: var(--radius-md);
    display: inline-block;
    margin-bottom: var(--space-lg);
}

.qr-card-ios .qr-code img,
.qr-card-ios .qr-code svg {
    width: 200px;
    height: 200px;
}

.qr-instruction {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin: 0;
}

.qr-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: var(--space-md) 0 0 0;
}

/* Large QR Card (when no lendings) - fills viewport */
.qr-card-large {
    position: fixed;
    top: calc(var(--header-height) + var(--space-lg));
    left: var(--space-xl);
    right: var(--space-xl);
    bottom: calc(var(--tab-bar-height) + var(--space-xl));
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
}

.qr-card-large .qr-code {
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    max-width: 80vw;
    max-height: 50vh;
}

.qr-card-large .qr-code img,
.qr-card-large .qr-code svg {
    width: min(260px, 60vw);
    height: min(260px, 60vw);
    max-width: 100%;
    max-height: 100%;
}

.qr-card-large .qr-instruction {
    font-size: 15px;
}

/* ==========================================================================
   PWA REDESIGN - Lending List (Employee Dashboard)
   ========================================================================== */
.lending-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    margin-bottom: var(--space-section);
}

.lending-card-header {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-divider);
}

.lending-card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0;
}

.lending-list-ios {
    list-style: none;
    margin: 0;
    padding: 0;
}

.lending-item-ios {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-divider);
}

.lending-item-ios:last-child {
    border-bottom: none;
}

.lending-item-ios.overdue {
    background: var(--color-accent-red-light);
}

.lending-item-icon {
    width: 40px;
    height: 40px;
    background: var(--color-bg-input);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    flex-shrink: 0;
}

.lending-item-ios.overdue .lending-item-icon {
    background: var(--color-accent-red);
    color: var(--color-text-on-dark);
}

.lending-item-content {
    flex: 1;
    min-width: 0;
}

.lending-item-name {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: 2px;
}

.lending-item-due {
    font-size: 13px;
    color: var(--color-text-secondary);
}

.lending-item-ios.overdue .lending-item-due {
    color: var(--color-accent-red);
    font-weight: 500;
}

/* ==========================================================================
   PWA REDESIGN - Toast Notifications
   ========================================================================== */
.toast {
    position: fixed;
    top: calc(env(safe-area-inset-top, 0px) + 12px);
    left: var(--space-xl);
    right: var(--space-xl);
    background: #1C1C1E;
    color: var(--color-text-on-dark);
    padding: 14px var(--space-lg);
    border-radius: var(--radius-md);
    z-index: var(--z-toast);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 14px;
    font-weight: 500;
    transform: translateY(-100%);
    opacity: 0;
    transition: all var(--transition-normal);
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-success i {
    color: var(--color-success);
}

.toast-error i {
    color: var(--color-accent-red);
}

.toast i {
    font-size: 20px;
}

/* ==========================================================================
   PWA REDESIGN - Animations
   ========================================================================== */
@keyframes scan-line {
    0%   { top: 0; opacity: 0; }
    10%  { opacity: 1; }
    90%  { opacity: 1; }
    100% { top: calc(100% - 2px); opacity: 0; }
}

@keyframes toast-in {
    0%   { transform: translateY(-100%); opacity: 0; }
    100% { transform: translateY(0); opacity: 1; }
}

@keyframes toast-out {
    0%   { opacity: 1; }
    100% { opacity: 0; transform: translateY(-20px); }
}

@keyframes card-press {
    0%   { transform: scale(1); }
    50%  { transform: scale(0.97); }
    100% { transform: scale(1); }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ==========================================================================
   PWA REDESIGN - Tool Detail Page
   ========================================================================== */
.tool-detail-page {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    background: var(--color-bg-primary);
    z-index: var(--z-sticky);
}

.tool-hero {
    position: relative;
    flex-shrink: 0;
    height: 280px;
    background: linear-gradient(135deg, #E8E8E8 0%, #D0D0D0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.tool-hero-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.tool-hero-image i {
    font-size: 120px;
    color: rgba(0, 0, 0, 0.15);
}

.tool-hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.tool-hero-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-lg);
    padding-top: env(safe-area-inset-top, 0);
}

.tool-hero-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 0 none;
    border-radius: var(--radius-circle);
    color: var(--color-text-primary);
    font-size: 18px;
    cursor: pointer;
    text-decoration: none;
    outline: 0 none;
    box-shadow: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    padding: 0;
    margin: 0;
    transition: all var(--transition-fast);
}

.tool-hero-btn:focus,
.tool-hero-btn:focus-visible {
    outline: none;
    box-shadow: none;
}

.tool-hero-btn:hover {
    background: var(--color-bg-card);
    transform: scale(1.05);
}

.tool-detail-sheet {
    position: relative;
    flex: 1;
    margin-top: -20px;
    background: var(--color-bg-card);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    padding: var(--space-xxl) var(--space-xl);
    padding-bottom: calc(var(--tab-bar-height) + var(--space-xxl));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    animation: slideUpSheet 0.4s ease-out forwards;
}

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

.tool-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-xl);
}

.tool-detail-title-group {
    flex: 1;
}

.tool-detail-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0 0 var(--space-xs) 0;
    letter-spacing: -0.2px;
}

.tool-detail-sku {
    font-size: 14px;
    color: var(--color-text-secondary);
    font-family: var(--font-mono);
}

.tool-bookmark-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    font-size: 22px;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.tool-bookmark-btn:hover {
    color: var(--color-primary);
}

.tool-section {
    margin-bottom: var(--space-xxl);
}

.tool-section-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0 0 var(--space-md) 0;
}

.tool-purpose {
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    background: var(--color-bg-input);
    border-radius: var(--radius-md);
}

.tool-purpose p {
    margin: 0;
    font-size: 14px;
    line-height: 1.5;
    color: var(--color-text-primary);
}

.tool-specs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md) var(--space-lg);
}

.tool-spec-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.tool-spec-label {
    font-size: 12px;
    color: var(--color-text-secondary);
}

.tool-spec-value {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-primary);
}

.tool-empty-history {
    color: var(--color-text-secondary);
    font-size: 14px;
    margin: 0;
}

.tool-history-list {
    display: flex;
    flex-direction: column;
}

.tool-history-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-divider);
}

.tool-history-item:last-child {
    border-bottom: none;
}

.tool-history-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-circle);
    background: var(--color-bg-input);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.tool-history-icon i {
    font-size: 14px;
    color: var(--color-text-secondary);
}

.tool-history-icon.active {
    background: var(--color-accent-orange-light);
}

.tool-history-icon.active i {
    color: var(--color-accent-orange);
}

.tool-history-icon.returned {
    background: var(--color-bg-input);
}

.tool-history-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.tool-history-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-primary);
}

.tool-history-date {
    font-size: 12px;
    color: var(--color-text-secondary);
}

/* Tool Action Buttons */
.tool-actions {
    margin-top: var(--space-xxl);
}

.tool-actions-row {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.btn-tool-primary {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    height: 48px;
    background: var(--color-primary);
    color: var(--color-text-on-dark);
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-tool-primary:hover:not(:disabled) {
    background: var(--color-primary-dark);
}

.btn-tool-primary:active:not(:disabled) {
    transform: scale(0.97);
}

.btn-tool-primary:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn-tool-secondary {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    height: 48px;
    background: transparent;
    color: var(--color-accent-orange);
    font-size: 15px;
    font-weight: 600;
    border: 2px solid var(--color-accent-orange);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-tool-secondary:hover {
    background: var(--color-accent-orange-light);
}

.btn-tool-secondary:active {
    transform: scale(0.97);
}

.btn-tool-tertiary {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    height: 48px;
    background: var(--color-bg-input);
    color: var(--color-text-primary);
    font-size: 15px;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-tool-tertiary:hover {
    background: var(--color-divider);
}

.btn-tool-tertiary:active {
    transform: scale(0.97);
}

/* ==========================================================================
   PWA REDESIGN - Lending Detail Components
   ========================================================================== */
.lending-user-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg-input);
    border-radius: var(--radius-md);
}

.lending-user-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-circle);
    background: linear-gradient(135deg, var(--color-accent-orange) 0%, #FF8A50 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.lending-user-avatar i {
    font-size: 20px;
    color: white;
}

.lending-user-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.lending-user-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-primary);
}

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

.lending-tool-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg-input);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: background var(--transition-fast);
}

.lending-tool-card:hover {
    background: var(--color-divider);
}

.lending-tool-image {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, #E8E8E8 0%, #D0D0D0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
}

.lending-tool-image i {
    font-size: 20px;
    color: rgba(0, 0, 0, 0.3);
}

.lending-tool-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.lending-tool-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
    min-width: 0;
}

.lending-tool-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text-primary);
}

.lending-tool-code {
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--color-text-tertiary);
}

.lending-tool-chevron {
    font-size: 14px;
    color: var(--color-text-tertiary);
    flex-shrink: 0;
}

/* ==========================================================================
   PWA REDESIGN - Tool Form (Edit/Create)
   ========================================================================== */
.form-image-section {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-lg);
    box-shadow: var(--shadow-card);
}

.form-image-preview {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #E8E8E8 0%, #D0D0D0 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    overflow: hidden;
}

.form-image-preview i {
    font-size: 64px;
    color: rgba(0, 0, 0, 0.15);
}

.form-image-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.form-image-actions {
    display: flex;
    gap: var(--space-sm);
}

.btn-image-action {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    height: 64px;
    background: var(--color-bg-input);
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
}

.btn-image-action i {
    font-size: 20px;
    color: var(--color-primary);
}

.btn-image-action:hover {
    background: var(--color-divider);
}

.btn-image-action:active {
    transform: scale(0.97);
}

.btn-image-action.btn-image-delete i {
    color: var(--color-accent-red);
}

.form-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-card);
}

.form-static {
    padding: var(--space-md) var(--space-lg);
    background: var(--color-bg-input);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--color-text-secondary);
}

.form-hint {
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-top: var(--space-xs);
}

.form-actions-sticky {
    position: fixed;
    bottom: var(--tab-bar-height);
    left: 0;
    right: 0;
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-bg-card);
    border-top: 1px solid var(--color-divider);
    z-index: var(--z-sticky);
}

.btn-form-primary {
    flex: 1;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: var(--color-text-on-dark);
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-form-primary:hover {
    background: var(--color-primary-dark);
}

.btn-form-primary:active {
    transform: scale(0.97);
}

.btn-form-secondary {
    flex: 1;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-input);
    color: var(--color-text-primary);
    font-size: 15px;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.btn-form-secondary:hover {
    background: var(--color-divider);
}

.btn-form-secondary:active {
    transform: scale(0.97);
}

/* ==========================================================================
   PWA REDESIGN - Camera Modal
   ========================================================================== */
.camera-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #000;
    z-index: 9999;
    display: none;
    flex-direction: column;
}

.camera-modal.open {
    display: flex;
}

.camera-modal-content {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.camera-header {
    min-height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px var(--space-lg);
    padding-top: calc(env(safe-area-inset-top, 0px) + 12px);
    background: rgba(0, 0, 0, 0.9);
    flex-shrink: 0;
}

.camera-close-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--color-text-on-dark);
    font-size: 22px;
    cursor: pointer;
}

.camera-title {
    color: var(--color-text-on-dark);
    font-size: 17px;
    font-weight: 600;
}

.camera-viewport {
    flex: 1;
    min-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.camera-viewport video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.camera-controls {
    min-height: 140px;
    padding: 20px;
    padding-bottom: calc(env(safe-area-inset-bottom, 20px) + 20px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.9);
    position: relative;
    z-index: 10;
    flex-shrink: 0;
}

.camera-capture-btn {
    width: 72px;
    height: 72px;
    background: var(--color-text-on-dark);
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-circle);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.camera-capture-btn i {
    display: none;
}

.camera-capture-btn:hover {
    transform: scale(1.05);
}

.camera-capture-btn:active {
    transform: scale(0.95);
    background: #E0E0E0;
}