/* ============================================
   Promo Social - Modern CSS Styles
   Design moderno com tema claro e laranja vibrante
   ============================================ */

/* CSS Variables */
:root {
    /* Colors - Tema Laranja Vibrante */
    --primary: #f97316;
    --primary-dark: #ea580c;
    --primary-light: #fb923c;
    --primary-glow: rgba(249, 115, 22, 0.25);
    --secondary: #06b6d4;
    --secondary-dark: #0891b2;
    --accent: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #f97316 0%, #ea580c 50%, #dc2626 100%);
    --gradient-secondary: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    --gradient-accent: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    --gradient-dark: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.7) 100%);
    --gradient-hero: linear-gradient(180deg, rgba(249,115,22,0.08) 0%, transparent 50%);
    
    /* Background - Tema Claro */
    --bg-dark: #f8fafc;
    --bg-card: #ffffff;
    --bg-elevated: #f1f5f9;
    --bg-input: #ffffff;
    
    /* Text - Tema Claro */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    
    /* Borders */
    --border-color: rgba(0,0,0,0.08);
    --border-focus: rgba(249,115,22,0.5);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --shadow-glow: 0 0 40px var(--primary-glow);
    --shadow-card: 0 4px 24px rgba(0,0,0,0.06), 0 0 0 1px var(--border-color);
    
    /* Spacing */
    --container-width: 1280px;
    --section-padding: 100px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Animated Background - Simplificado para performance */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    background: 
        radial-gradient(ellipse at top right, rgba(249, 115, 22, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at bottom left, rgba(168, 85, 247, 0.06) 0%, transparent 50%);
    contain: strict;
}

/* Performance: Desabilitar animações em dispositivos com preferência por movimento reduzido */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   Navigation
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(255,255,255,0.98);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    font-size: 26px;
    font-weight: 800;
}

.brand-icon {
    font-size: 36px;
}

.brand-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition-fast);
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-normal);
}

.nav-link:hover::after {
    width: 100%;
}

.btn-nav-login {
    background: var(--gradient-primary);
    color: white !important;
    padding: 10px 24px;
    border-radius: var(--radius-full);
    font-weight: 600;
}

.btn-nav-login::after {
    display: none;
}

.btn-nav-login:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.navbar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
    padding: 8px;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    z-index: 1001;
}

.navbar-toggle:hover {
    background: var(--bg-elevated);
}

.navbar-toggle:active {
    transform: scale(0.95);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background: #ffffff;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    z-index: 1000;
    border-top: 1px solid var(--border-color);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    transform: translateX(100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-menu.active {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
}

body.mobile-menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
}

.mobile-link {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
    text-decoration: none;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    font-size: 15px;
}

.mobile-link:hover {
    background: var(--bg-elevated);
}

.mobile-link-sub {
    padding-left: 44px;
    color: var(--text-secondary);
}

.mobile-link-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px 8px;
    color: var(--primary);
    font-weight: 700;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.mobile-link-divider {
    height: 1px;
    background: var(--border-color);
    margin: 8px 0;
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
    position: relative;
    z-index: 1;
    padding-top: 80px;
    min-height: calc(100vh - 200px);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    padding: 100px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: var(--gradient-hero);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 24px;
    background: rgba(249,115,22,0.1);
    border: 1px solid rgba(249,115,22,0.3);
    border-radius: var(--radius-full);
    font-size: 14px;
    color: var(--primary-light);
    margin-bottom: 28px;
}

.hero-badge i {
    color: var(--primary);
}

.hero-title {
    font-size: clamp(36px, 6vw, 64px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.hero-title .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

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

.hero-stat-value {
    font-size: 36px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-stat-label {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    border: none;
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px var(--primary-glow);
}

.btn-secondary {
    background: var(--gradient-secondary);
    color: white;
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(6,182,212,0.4);
}

.btn-success {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(34, 197, 94, 0.3);
}

.btn-success:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(34, 197, 94, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(239, 68, 68, 0.4);
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(245, 158, 11, 0.3);
}

.btn-warning:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(245, 158, 11, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-outline:hover {
    background: var(--bg-elevated);
    border-color: var(--primary);
}

.btn-glass {
    background: rgba(255,255,255,0.95);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-glass:hover {
    background: #ffffff;
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.btn-lg {
    padding: 20px 40px;
    font-size: 18px;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 14px;
}

.btn-block {
    width: 100%;
}

.btn-icon {
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: var(--radius-md);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* ============================================
   Cards
   ============================================ */

.card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 32px;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(249,115,22,0.3);
    box-shadow: var(--shadow-lg);
}

.card-glass {
    background: var(--gradient-glass);
}

.card-header {
    margin-bottom: 24px;
}

.card-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.card-subtitle {
    color: var(--text-secondary);
    font-size: 14px;
}

.card-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    font-size: 28px;
    margin-bottom: 20px;
}

/* ============================================
   Product Cards
   ============================================ */

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.product-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: var(--transition-normal);
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
}

.product-card:hover {
    transform: translateY(-8px);
    border-color: rgba(249,115,22,0.3);
    box-shadow: 0 20px 40px rgba(0,0,0,0.12), var(--shadow-glow);
}

.product-image {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-image .no-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, #e5e7eb 100%);
    color: var(--text-muted);
    gap: 8px;
}

.product-image .no-image-placeholder i {
    font-size: 2.5rem;
    opacity: 0.4;
}

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 6px 12px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    color: white;
}

.product-discount {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 12px;
    background: var(--danger);
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    color: white;
}

.product-content {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-category {
    font-size: 12px;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.product-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.3;
}

.product-description {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-location {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.product-price {
    display: flex;
    flex-direction: column;
}

.product-price-original {
    font-size: 13px;
    color: var(--text-muted);
    text-decoration: line-through;
}

.product-price-current {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
}

.product-cta {
    padding: 10px 20px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 600;
    color: white;
    transition: var(--transition-fast);
}

.product-card:hover .product-cta {
    transform: scale(1.05);
}

/* ============================================
   Categories Section
   ============================================ */

.categories-section {
    padding: var(--section-padding) 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(249,115,22,0.1);
    border: 1px solid rgba(249,115,22,0.3);
    border-radius: var(--radius-full);
    font-size: 13px;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 28px 20px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    text-decoration: none;
    color: inherit;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.category-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    background: rgba(249,115,22,0.05);
    box-shadow: var(--shadow-md);
}

.category-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    font-size: 24px;
    color: white;
}

.category-name {
    font-size: 15px;
    font-weight: 600;
    text-align: center;
}

.category-count {
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================
   How It Works Section
   ============================================ */

.how-it-works {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, transparent 0%, rgba(249,115,22,0.03) 50%, transparent 100%);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 60px;
}

.step-card {
    position: relative;
    padding: 40px 32px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-size: 18px;
    font-weight: 800;
    color: white;
}

.step-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(249,115,22,0.1);
    border-radius: var(--radius-xl);
    font-size: 36px;
    color: var(--primary);
    margin: 0 auto 24px;
}

.step-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.step-description {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   Forms
   ============================================ */

.form-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 40px 0;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 16px 20px;
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 16px;
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(249,115,22,0.1);
}

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

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

.form-error {
    color: var(--danger);
    font-size: 13px;
    margin-top: 6px;
}

.form-hint {
    color: var(--text-muted);
    font-size: 13px;
    margin-top: 6px;
}

/* Input with Icon */
.input-group {
    position: relative;
}

.input-group .form-control {
    padding-left: 50px;
}

.input-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 18px;
}

/* Input with Prefix (inside input-group only) */
.input-group .input-prefix {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-weight: 600;
}

.input-group.has-prefix .form-control {
    padding-left: 50px;
}

/* Standalone Input Prefix (flex layout) */
.input-prefix-wrapper {
    display: flex;
    align-items: stretch;
    width: 100%;
}

.input-prefix-wrapper > span {
    display: flex;
    align-items: center;
    padding: 0 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-right: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 1rem;
    min-width: 45px;
    justify-content: center;
    flex-shrink: 0;
}

.input-prefix-wrapper > input {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    flex: 1;
    min-width: 0;
}

/* Select */
.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23a1a1aa' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 50px;
}

/* Textarea */
textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 52px;
    height: 28px;
    flex-shrink: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #e2e8f0;
    border: 1px solid #cbd5e1;
    border-radius: 28px;
    transition: var(--transition-fast);
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background: var(--text-secondary);
    border-radius: 50%;
    transition: var(--transition-fast);
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--gradient-primary);
    border-color: transparent;
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(24px);
    background: white;
}

/* ============================================
   Verification Code Input
   ============================================ */

.verification-inputs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin: 24px 0;
}

.verification-input {
    width: 56px;
    height: 64px;
    text-align: center;
    font-size: 28px;
    font-weight: 700;
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.verification-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(249,115,22,0.1);
}

/* ============================================
   QR Code Section
   ============================================ */

.qrcode-section {
    text-align: center;
    padding: 40px;
}

.qrcode-container {
    display: inline-block;
    padding: 24px;
    background: white;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
}

.qrcode-container img {
    width: 200px;
    height: 200px;
}

.qrcode-timer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.qrcode-timer i {
    color: var(--warning);
}

.copy-code {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 16px;
    background: #f8fafc;
    border-radius: var(--radius-md);
    margin-bottom: 16px;
}

.copy-code input {
    width: 100%;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: monospace;
    font-size: 12px;
    padding: 12px;
    text-overflow: ellipsis;
}

.copy-code button {
    width: 100%;
}

@media (min-width: 480px) {
    .copy-code {
        flex-direction: row;
        align-items: center;
    }
    
    .copy-code input {
        flex: 1;
        width: auto;
    }
    
    .copy-code button {
        width: auto;
    }
}

/* ============================================
   Modal
   ============================================ */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
}

.modal.active {
    display: block;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #ffffff;
    border-radius: var(--radius-xl);
    max-width: 500px;
    width: calc(100% - 40px);
    padding: 32px;
    border: 1px solid var(--border-color);
    max-height: 90vh;
    overflow-y: auto;
    z-index: 1;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.modal-title {
    font-size: 20px;
    font-weight: 700;
}

.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f1f5f9;
    border: none;
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: var(--danger);
    color: white;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: #ffffff;
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
    margin-top: auto;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-brand .brand-icon {
    font-size: 40px;
}

.footer-brand .brand-text {
    font-size: 24px;
    font-weight: 800;
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

.footer-links h4,
.footer-social h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-links a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 6px 0;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary);
}

.social-icons {
    display: flex;
    gap: 12px;
}

.social-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f1f5f9;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 20px;
    transition: var(--transition-fast);
    text-decoration: none;
}

.social-icon:hover {
    transform: translateY(-3px);
}

.social-icon.instagram:hover {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

.social-icon.tiktok:hover {
    background: #00f2ea;
    color: #000;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 14px;
}

/* ============================================
   Toast Notifications
   ============================================ */

#toast-container {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
    max-width: 400px;
}

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

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

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

.toast.info {
    border-left: 4px solid var(--info);
}

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

.toast.success .toast-icon { color: var(--success); }
.toast.error .toast-icon { color: var(--danger); }
.toast.warning .toast-icon { color: var(--warning); }
.toast.info .toast-icon { color: var(--info); }

.toast-message {
    flex: 1;
    font-size: 14px;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
}

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

@keyframes slideOut {
    to {
        opacity: 0;
        transform: translateX(100px);
    }
}

/* ============================================
   Loading Overlay
   ============================================ */

.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.95);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

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

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

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #e2e8f0;
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 16px;
}

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

/* ============================================
   Status Badges
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
}

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

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

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

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

.badge-primary {
    background: rgba(249,115,22,0.1);
    color: var(--primary);
}

/* ============================================
   Animations
   ============================================ */

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* ============================================
   Utilities
   ============================================ */

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

.text-primary { color: var(--primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }

.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }

.hidden { display: none !important; }

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 768px) {
    .navbar-menu {
        display: none;
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .hero {
        padding: 60px 0 50px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    #toast-container {
        left: 20px;
        right: 20px;
    }
    
    .toast {
        max-width: none;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 60px;
    }
    
    .card {
        padding: 24px;
    }
    
    .categories-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .verification-inputs {
        gap: 8px;
    }
    
    .verification-input {
        width: 48px;
        height: 56px;
        font-size: 24px;
    }
}