/**
 * FollowMe Pending
 * Desenvolvido por B20 Conteúdo Digital
 * https://www.b20.com.br
 */

/* ========================================
   CSS Custom Properties (Design Tokens)
   ======================================== */
:root {
    /* Colors - Based on requirements */
    --primary-color: #0070BA;
    --primary-dark: #003087;
    --primary-light: #009CDE;
    --primary-darker: #012169;
    --white: #FFFFFF;
    
    /* Status Colors */
    --status-normal: #10b981;
    --status-critical: #f59e0b;
    --status-overdue: #ef4444;
    
    /* Priority Colors */
    --priority-low: #6b7280;
    --priority-medium: #3b82f6;
    --priority-high: #ef4444;
    
    /* Neutral Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f3f4f6;
    --bg-tertiary: #e5e7eb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --border-color: #d1d5db;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 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: 2rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 200ms ease-in-out;
    --transition-slow: 300ms ease-in-out;
    
    /* Layout */
    --header-height: 60px;
    --bottom-nav-height: 64px;
    --max-width: 1200px;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --bg-primary: #1f2937;
    --bg-secondary: #111827;
    --bg-tertiary: #374151;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-tertiary: #9ca3af;
    --border-color: #4b5563;
}

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

[hidden] {
    display: none !important;
}

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

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    background-image: linear-gradient(135deg, rgba(0, 112, 186, 0.08), rgba(0, 0, 0, 0)),
                      radial-gradient(circle at 20% 20%, rgba(0, 156, 222, 0.08), transparent 45%),
                      radial-gradient(circle at 80% 0%, rgba(1, 33, 105, 0.05), transparent 50%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: var(--font-size-2xl); }
h2 { font-size: var(--font-size-xl); }
h3 { font-size: var(--font-size-lg); }

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

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

/* ========================================
   Header
   ======================================== */
.app-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    box-shadow: var(--shadow-md);
    z-index: 100;
    backdrop-filter: blur(6px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 var(--spacing-md);
    max-width: var(--max-width);
    margin: 0 auto;
}

.app-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-lg);
    color: var(--white);
    margin: 0;
}

.app-logo {
    height: 32px;
    width: auto;
    display: block;
}

@media (max-width: 480px) {
    .app-logo {
        height: 28px;
    }
}

.theme-toggle {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--white);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* ========================================
   Main Content
   ======================================== */
.app-main {
    flex: 1;
    margin-top: var(--header-height);
    margin-bottom: var(--bottom-nav-height);
    padding: var(--spacing-md);
    max-width: var(--max-width);
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.hero-banner {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(0, 112, 186, 0.12), rgba(0, 112, 186, 0));
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    border: 1px solid rgba(0, 112, 186, 0.2);
    align-items: center;
}

.hero-content {
    display: grid;
    gap: var(--spacing-md);
}

.hero-content h2 {
    font-size: var(--font-size-3xl);
    color: var(--primary-dark);
}

.hero-content p {
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(0, 112, 186, 0.15);
    box-shadow: var(--shadow-md);
}

.hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

[data-theme="dark"] .hero-image-wrapper {
    border-color: rgba(255, 255, 255, 0.12);
}


/* ========================================
   Views (SPA Navigation)
   ======================================== */
.view {
    display: none;
    animation: fadeIn var(--transition-base);
}

.view.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.view-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.view-header h2 {
    margin: 0;
}

/* ========================================
   Buttons
   ======================================== */
button {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: #1f2937;
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    border: 1px solid transparent;
}

.btn-secondary:hover {
    background-color: #111827;
    color: var(--white);
}

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

.btn-secondary.outline:hover,
.btn-secondary.outline:focus-visible {
    background-color: rgba(0, 112, 186, 0.1);
    color: var(--primary-darker);
}

.btn-secondary:focus-visible {
    box-shadow: 0 0 0 3px rgba(0, 112, 186, 0.3);
}

.btn-danger {
    background-color: var(--status-overdue);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
}

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

.btn-back {
    background: transparent;
    color: var(--text-primary);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    width: 40px;
    height: 40px;
}

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

.btn-add {
    white-space: nowrap;
}

.btn-block {
    width: 100%;
}

/* ========================================
   Filter and Sort Controls
   ======================================== */
.header-actions {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    flex-wrap: wrap;
}

.filter-sort-controls {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.filter-select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    min-width: 120px;
}

/* ========================================
   Items List
   ======================================== */
.items-list {
    display: grid;
    gap: var(--spacing-md);
}

.items-list:empty::after {
    content: '';
    display: block;
    height: 1px;
}

.stats-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.stat-card {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 0, 0, 0.04);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.04), rgba(0, 112, 186, 0.08));
    pointer-events: none;
}

.stat-card__label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.stat-card__value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
}

.stat-card__trend {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
}

.stat-card--highlight {
    border-left: 4px solid var(--primary-color);
}

.stat-card--warning {
    border-left: 4px solid var(--status-critical);
}

.stat-card--danger {
    border-left: 4px solid var(--status-overdue);
}

.stat-card--muted {
    border-left: 4px solid rgba(107, 114, 128, 0.4);
}

.item-card {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--status-normal);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid rgba(17, 24, 39, 0.05);
    position: relative;
}

.item-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.item-card.status-critical {
    border-left-color: var(--status-critical);
}

.item-card.status-overdue {
    border-left-color: var(--status-overdue);
}

.item-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
    gap: var(--spacing-sm);
}

.item-card-header-main {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    flex: 1;
}

.item-card-title-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.item-card-actions {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.item-card-actions button {
    background-color: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    width: 36px;
    height: 36px;
    transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
    border: 1px solid transparent;
}

.item-card-actions button:hover,
.item-card-actions button:focus-visible {
    background-color: var(--bg-secondary);
    color: var(--primary-color);
    transform: translateY(-1px);
    border-color: rgba(0, 112, 186, 0.15);
}

.item-card-actions button.complete {
    color: var(--status-normal);
}

.item-card-actions button.complete:hover,
.item-card-actions button.complete:focus-visible {
    background-color: rgba(16, 185, 129, 0.12);
    color: var(--status-normal);
}

.item-title {
    font-weight: 600;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin: 0;
}

.item-status-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    white-space: nowrap;
}

.item-status-badge.status-normal {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--status-normal);
}

.item-status-badge.status-critical {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--status-critical);
}

.item-status-badge.status-overdue {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--status-overdue);
}

.item-recipient {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
}

.item-meta {
    display: flex;
    gap: var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.item-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

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

.priority-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.priority-badge.priority-low {
    background-color: rgba(107, 114, 128, 0.1);
    color: var(--priority-low);
}

.priority-badge.priority-medium {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--priority-medium);
}

.priority-badge.priority-high {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--priority-high);
}

/* ========================================
   Empty State
   ======================================== */
.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.3;
}

.empty-state h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

/* ========================================
   Form Styles
   ======================================== */
.item-form {
    background-color: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

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

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

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 112, 186, 0.1);
}

.form-control.error {
    border-color: var(--status-overdue);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.error-message {
    display: block;
    color: var(--status-overdue);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.char-count {
    display: block;
    text-align: right;
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    margin-top: var(--spacing-xs);
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.form-actions button {
    flex: 1;
}

/* ========================================
   Details View
   ======================================== */
.item-details {
    background-color: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.details-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.details-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.details-status {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.details-section {
    margin-bottom: var(--spacing-lg);
}

.details-section h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.details-grid {
    display: grid;
    gap: var(--spacing-md);
}

.details-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.details-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.details-value {
    font-size: var(--font-size-base);
    color: var(--text-primary);
}

.details-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.details-actions button {
    flex: 1;
    min-width: 120px;
}

/* ========================================
   Settings
   ======================================== */
.settings-container {
    display: grid;
    gap: var(--spacing-xl);
}

.share-group {
    grid-column: 1 / -1;
}

.settings-group {
    background-color: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(17, 24, 39, 0.05);
    position: relative;
    overflow: hidden;
}

.settings-group::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.02), rgba(0, 112, 186, 0.06));
    pointer-events: none;
}

.settings-group h3 {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.setting-item {
    margin-bottom: var(--spacing-md);
    display: grid;
    gap: var(--spacing-xs);
}

.setting-item:last-child {
    margin-bottom: 0;
}

.about-info {
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-info p {
    margin-bottom: var(--spacing-sm);
}

.settings-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.share-card {
    background-color: rgba(0, 112, 186, 0.06);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(0, 112, 186, 0.18);
    display: grid;
    gap: var(--spacing-lg);
}

.share-card__content {
    display: grid;
    gap: var(--spacing-md);
}

.share-card__content p {
    color: var(--text-primary);
    font-weight: 500;
}

.share-link {
    display: grid;
    gap: var(--spacing-sm);
}

.share-link .form-control {
    background-color: rgba(255, 255, 255, 0.9);
}

.file-input {
    padding: var(--spacing-sm);
}

.share-link .btn-secondary {
    justify-self: start;
    border: 1px solid rgba(0, 112, 186, 0.4);
}

.share-link .btn-secondary:hover,
.share-link .btn-secondary:focus-visible {
    background-color: var(--primary-light);
    color: var(--white);
    border-color: var(--primary-light);
}

.share-card__actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-sm);
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    border: none;
    font-weight: 600;
    color: var(--white);
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.share-btn i {
    font-size: var(--font-size-base);
}

.share-btn span {
    font-size: var(--font-size-sm);
    line-height: 1.2;
}

.share-btn:hover,
.share-btn:focus-visible {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.share-btn.twitter {
    background: linear-gradient(135deg, #1DA1F2, #0d8de1);
}

.share-btn.linkedin {
    background: linear-gradient(135deg, #0A66C2, #084f99);
}

.share-btn.whatsapp {
    background: linear-gradient(135deg, #25D366, #1da851);
}

.share-btn.facebook {
    background: linear-gradient(135deg, #1877F2, #1259b0);
}

/* ========================================
   Privacy Page
   ======================================== */
.privacy-container {
    background-color: rgba(255, 255, 255, 0.85);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(17, 24, 39, 0.08);
    display: grid;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.privacy-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

.privacy-language-select {
    max-width: 220px;
}

.privacy-hero {
    text-align: left;
    display: grid;
    gap: var(--spacing-sm);
}

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

.privacy-section {
    display: grid;
    gap: var(--spacing-sm);
}

.privacy-section h3 {
    font-size: var(--font-size-xl);
    color: var(--primary-dark);
}

.privacy-section ul {
    padding-left: var(--spacing-lg);
    display: grid;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
}

.privacy-section li {
    line-height: 1.6;
}

.privacy-updated {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

[data-theme="dark"] .privacy-container {
    background-color: rgba(17, 24, 39, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-md);
}

[data-theme="dark"] .privacy-section h3 {
    color: var(--primary-light);
}

[data-theme="dark"] .privacy-section ul {
    color: var(--text-secondary);
}

[data-theme="dark"] .privacy-section li {
    color: var(--text-secondary);
}

[data-theme="dark"] .hero-banner {
    background: linear-gradient(135deg, rgba(0, 112, 186, 0.2), rgba(17, 24, 39, 0.6));
    border: 1px solid rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] .hero-content h2 {
    color: var(--primary-light);
}

[data-theme="dark"] .hero-content p {
    color: var(--text-secondary);
}

[data-theme="dark"] .btn-secondary {
    background-color: rgba(255, 255, 255, 0.12);
    color: var(--white);
}

[data-theme="dark"] .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.18);
}

[data-theme="dark"] .btn-secondary.outline {
    border-color: var(--primary-light);
    color: var(--primary-light);
}

[data-theme="dark"] .btn-secondary.outline:hover,
[data-theme="dark"] .btn-secondary.outline:focus-visible {
    background-color: rgba(0, 112, 186, 0.18);
    color: var(--white);
}

[data-theme="dark"] .privacy-hero p,
[data-theme="dark"] .privacy-section p {
    color: var(--text-primary);
}

[data-theme="dark"] .privacy-language-select {
    background-color: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
    color: var(--text-primary);
}

[data-theme="dark"] .privacy-language-select:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(0, 156, 222, 0.2);
}

@media (max-width: 768px) {
    .privacy-container {
        padding: var(--spacing-lg);
        gap: var(--spacing-lg);
    }

    .privacy-actions {
        justify-content: flex-start;
        flex-direction: column;
        align-items: flex-start;
    }

    .privacy-language-select {
        width: 100%;
        max-width: none;
    }

    .privacy-hero h2 {
        font-size: var(--font-size-xl);
    }
}

@media (max-width: 480px) {
    .privacy-container {
        padding: var(--spacing-md);
    }
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-container {
    display: grid;
    gap: var(--spacing-md);
}

.faq-shortcuts {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.faq-shortcuts h3 {
    margin-right: var(--spacing-sm);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-tertiary);
}

.faq-chip {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    background-color: rgba(0, 112, 186, 0.1);
    color: var(--primary-dark);
    font-size: var(--font-size-sm);
    transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.faq-chip:hover,
.faq-chip:focus-visible {
    background-color: rgba(0, 112, 186, 0.2);
    color: var(--primary-darker);
    transform: translateY(-1px);
}

[data-theme="dark"] .faq-chip {
    background-color: rgba(0, 112, 186, 0.18);
    color: var(--primary-light);
}

[data-theme="dark"] .faq-chip:hover,
[data-theme="dark"] .faq-chip:focus-visible {
    background-color: rgba(0, 112, 186, 0.28);
    color: var(--white);
}

.faq-item {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(17, 24, 39, 0.05);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item.open {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: var(--spacing-lg);
    background-color: transparent;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.faq-question:hover {
    background-color: var(--bg-secondary);
}

.faq-item.open .faq-question {
    background-color: rgba(0, 112, 186, 0.08);
    color: var(--primary-dark);
}

.faq-icon {
    font-size: var(--font-size-xl);
    font-weight: 300;
    transition: transform var(--transition-fast);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--text-secondary);
    line-height: 1.6;
    animation: slideDown var(--transition-base);
    background-color: rgba(0, 0, 0, 0.015);
    border-top: 1px solid rgba(17, 24, 39, 0.05);
}

.faq-answer p {
    margin: var(--spacing-sm) 0;
    color: var(--text-primary);
    font-weight: 500;
}

.faq-list {
    margin: var(--spacing-sm) 0 0 var(--spacing-lg);
    display: grid;
    gap: var(--spacing-xs);
    padding-left: 0;
    counter-reset: faqlist;
}

.faq-list li {
    position: relative;
    list-style: none;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.6;
    padding-left: var(--spacing-lg);
}

.faq-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

.faq-list li[data-i18n*="step"] {
    counter-increment: faqlist;
}

.faq-list li[data-i18n*="step"]::before {
    content: counter(faqlist) '.';
    color: var(--primary-dark);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Bottom Navigation
   ======================================== */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--bottom-nav-height);
    background-color: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 100;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    color: var(--text-tertiary);
    text-decoration: none;
    transition: color var(--transition-fast);
    flex: 1;
    min-width: 0;
}

.nav-item i {
    font-size: var(--font-size-xl);
}

.nav-item span {
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.nav-item.active {
    color: var(--primary-color);
    background-color: rgba(0, 112, 186, 0.08);
    border-radius: var(--radius-md);
    font-weight: 600;
}

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

/* ========================================
   Toast Notifications
   ======================================== */
.toast-container {
    position: fixed;
    top: calc(var(--header-height) + var(--spacing-md));
    right: var(--spacing-md);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 280px;
    max-width: 400px;
    animation: slideInRight var(--transition-base);
}

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

.toast.success {
    border-left: 4px solid var(--status-normal);
}

.toast.error {
    border-left: 4px solid var(--status-overdue);
}

.toast.warning {
    border-left: 4px solid var(--status-critical);
}

/* ========================================
   Modal
   ======================================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--spacing-md);
}

.modal-content {
    background-color: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 400px;
    width: 100%;
    animation: scaleIn var(--transition-base);
}

@keyframes scaleIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.modal-content h3 {
    margin-bottom: var(--spacing-md);
}

.modal-content p {
    margin-bottom: var(--spacing-xl);
    color: var(--text-secondary);
}

.modal-actions {
    display: flex;
    gap: var(--spacing-md);
}

.modal-actions button {
    flex: 1;
}

/* ========================================
   Footer
   ======================================== */
.app-footer {
    background-color: var(--bg-primary);
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    border-top: 1px solid var(--border-color);
    margin-bottom: var(--bottom-nav-height);
}

.app-footer p {
    margin: var(--spacing-xs) 0;
}

.b20-link {
    color: var(--primary-color);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.b20-link:hover {
    text-decoration: underline;
    transform: scale(1.05);
    display: inline-block;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .header-actions {
        width: 100%;
    }
    
    .filter-sort-controls {
        width: 100%;
    }
    
    .filter-select {
        flex: 1;
    }
    
    .toast-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
    }
    
    .toast {
        min-width: auto;
        max-width: none;
    }

    .app-main {
        padding: var(--spacing-md) var(--spacing-sm);
    }

    .view-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-actions {
        gap: var(--spacing-xs);
    }

    .items-list {
        grid-template-columns: 1fr;
    }

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

    .hero-banner {
        grid-template-columns: 1fr;
        padding: var(--spacing-lg);
    }

    .demo-frame {
        min-height: 220px;
    }

    .share-card {
        padding: var(--spacing-md);
    }

    .share-card__actions {
        grid-template-columns: 1fr;
    }

    .share-btn {
        justify-content: flex-start;
    }

    .share-link .btn-secondary {
        justify-self: stretch;
    }
}

@media (min-width: 768px) {
    .items-list {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
    
    .details-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .settings-container {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 480px) {
    .app-title {
        font-size: var(--font-size-base);
    }

    .theme-toggle {
        width: 36px;
        height: 36px;
    }

    .btn-primary,
    .btn-secondary,
    .btn-danger {
        padding: var(--spacing-xs) var(--spacing-md);
    }

    .item-card {
        padding: var(--spacing-sm);
    }

    .item-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }

    .share-card__actions {
        gap: var(--spacing-xs);
    }

    .share-btn span {
        font-size: var(--font-size-xs);
    }
}

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

*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
    .app-header,
    .bottom-nav,
    .header-actions,
    .form-actions,
    .details-actions,
    .toast-container,
    .modal {
        display: none !important;
    }
    
    .app-main {
        margin: 0;
        padding: 0;
    }
}