/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Brand Colors - Yellow & Black Theme */
    --primary-yellow: #FFD700;
    --primary-dark: #FFC107;
    --primary-light: #FFF9C4;
    --black: #000000;
    --dark-gray: #1a1a1a;
    --medium-gray: #333333;
    --light-gray: #666666;
    --bg-gray: #f8f9fa;
    --white: #ffffff;
    
    /* Status Colors */
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --info: #3B82F6;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* 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), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Utility Classes */
.hidden {
    display: none !important;
}

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

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

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

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-yellow), var(--primary-dark));
    color: var(--black);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-yellow));
}

.btn-secondary {
    background: var(--white);
    color: var(--dark-gray);
    border: 1px solid var(--light-gray);
}

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

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

.btn-outline:hover {
    background: var(--dark-gray);
    color: var(--white);
    border-color: var(--dark-gray);
}

.btn-large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

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

.btn-full {
    width: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--black);
    text-decoration: none;
}

.brand-icon {
    color: var(--primary-yellow);
    font-size: var(--font-size-2xl);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-xl);
}

.nav-link {
    color: var(--dark-gray);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

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

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

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

.nav-auth {
    display: flex;
    gap: var(--spacing-md);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark-gray);
    transition: all var(--transition-fast);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #fff9c4 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23FFD700" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="%23FFD700" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    color: var(--black);
}

.highlight {
    background: linear-gradient(135deg, var(--primary-yellow), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--light-gray);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-2xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-dark);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--light-gray);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.demo-container {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.demo-phone {
    width: 300px;
    height: 600px;
    background: var(--black);
    border-radius: 30px;
    padding: 20px;
    box-shadow: var(--shadow-xl);
    position: relative;
}

.demo-screen {
    width: 100%;
    height: 100%;
    background: var(--white);
    border-radius: 20px;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.demo-post {
    background: var(--bg-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
}

.demo-avatar {
    width: 40px;
    height: 40px;
    background: var(--primary-yellow);
    border-radius: 50%;
}

.demo-content {
    flex: 1;
}

.demo-text {
    height: 12px;
    background: var(--light-gray);
    border-radius: 6px;
    margin-bottom: var(--spacing-sm);
    animation: pulse 2s ease-in-out infinite;
}

.demo-text.short {
    width: 60%;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Features Section */
.features {
    padding: 80px 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--black);
    margin-bottom: var(--spacing-md);
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--light-gray);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
}

.feature-card {
    background: var(--white);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-yellow), var(--primary-dark));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-yellow), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: var(--font-size-2xl);
    color: var(--black);
}

.feature-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--black);
    margin-bottom: var(--spacing-md);
}

.feature-card p {
    color: var(--light-gray);
    line-height: 1.6;
}

/* Pricing Section */
.pricing {
    padding: 80px 0;
    background: var(--bg-gray);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.pricing-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    position: relative;
    border: 2px solid transparent;
    transition: all var(--transition-normal);
}

.pricing-card.featured {
    border-color: var(--primary-yellow);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary-yellow), var(--primary-dark));
    color: var(--black);
    padding: var(--spacing-xs) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.pricing-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--black);
    margin-bottom: var(--spacing-md);
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.currency {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--primary-dark);
}

.period {
    font-size: var(--font-size-base);
    color: var(--light-gray);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--spacing-2xl);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    color: var(--dark-gray);
}

.pricing-features i {
    color: var(--success);
    font-size: var(--font-size-sm);
}

.pricing-tokens {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
}

.pricing-tokens h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--black);
    margin-bottom: var(--spacing-lg);
}

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

.token-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background: var(--bg-gray);
    border-radius: var(--radius-lg);
}

.token-item i {
    font-size: var(--font-size-xl);
    color: var(--primary-dark);
}

.token-item strong {
    color: var(--black);
    font-weight: 600;
}

/* Dashboard Styles */
.dashboard {
    display: flex;
    min-height: 100vh;
    background: var(--bg-gray);
}

.dashboard-sidebar {
    width: 280px;
    background: var(--white);
    border-right: 1px solid rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--black);
    margin-bottom: var(--spacing-lg);
}

.sidebar-brand i {
    color: var(--primary-yellow);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-yellow), var(--primary-dark));
    border-radius: 50%;
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-weight: 600;
    color: var(--black);
}

.user-plan {
    font-size: var(--font-size-sm);
    color: var(--light-gray);
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-lg) 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--light-gray);
    text-decoration: none;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.nav-item:hover,
.nav-item.active {
    background: var(--primary-light);
    color: var(--black);
    border-left-color: var(--primary-yellow);
}

.nav-item i {
    width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.tokens-display {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--primary-light);
    border-radius: var(--radius-md);
    color: var(--black);
    font-weight: 600;
}

.tokens-display i {
    color: var(--primary-dark);
}

.dashboard-main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.dashboard-header {
    background: var(--white);
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.dashboard-header h1 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--black);
}

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

.dashboard-content {
    flex: 1;
    padding: var(--spacing-2xl);
    overflow-y: auto;
}

.content-section {
    display: none;
}

.content-section.active {
    display: block;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

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

.stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-yellow), var(--primary-dark));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--black);
}

.stat-info h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--black);
    margin-bottom: var(--spacing-xs);
}

.stat-info p {
    color: var(--light-gray);
    font-size: var(--font-size-sm);
}

/* Overview Grid */
.overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.overview-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.overview-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--black);
    margin-bottom: var(--spacing-lg);
}

.platforms-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.platform-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
}

.platform-item i {
    font-size: var(--font-size-lg);
    width: 24px;
    text-align: center;
}

.platform-item.connected {
    background: var(--primary-light);
    border-color: var(--primary-yellow);
}

.status-badge {
    margin-left: auto;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.status-badge.connected {
    background: var(--success);
    color: var(--white);
}

.upcoming-posts {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.post-item {
    padding: var(--spacing-md);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
}

.post-time {
    font-size: var(--font-size-sm);
    color: var(--light-gray);
    margin-bottom: var(--spacing-xs);
}

.post-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--dark-gray);
}

/* Create Section */
.create-container {
    max-width: 800px;
    margin: 0 auto;
}

.create-form {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-sm);
}

.create-form h2 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--black);
    margin-bottom: var(--spacing-2xl);
    text-align: center;
}

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

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--black);
    margin-bottom: var(--spacing-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-yellow);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

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

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

.format-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.format-option {
    cursor: pointer;
}

.format-option input[type="radio"] {
    display: none;
}

.format-card {
    padding: var(--spacing-lg);
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition-fast);
}

.format-option input[type="radio"]:checked + .format-card {
    border-color: var(--primary-yellow);
    background: var(--primary-light);
}

.format-card i {
    font-size: var(--font-size-2xl);
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.format-card span {
    display: block;
    font-weight: 600;
    color: var(--black);
    margin-bottom: var(--spacing-xs);
}

.format-card small {
    color: var(--light-gray);
    font-size: var(--font-size-sm);
}

.cost-estimate {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--primary-light);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    color: var(--black);
}

.cost-estimate i {
    color: var(--primary-dark);
}

/* Calendar */
.calendar-container {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-sm);
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-2xl);
}

.calendar-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--black);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.calendar-day {
    aspect-ratio: 1;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.calendar-day:hover {
    background: var(--primary-light);
}

.calendar-day.has-post::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: var(--primary-yellow);
    border-radius: 50%;
}

/* Platforms Grid */
.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.platform-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.platform-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.platform-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.platform-header i {
    font-size: var(--font-size-xl);
    width: 40px;
    text-align: center;
}

.platform-header h3 {
    flex: 1;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--black);
}

.platform-info {
    margin-bottom: var(--spacing-lg);
    color: var(--light-gray);
}

.platform-info p {
    margin-bottom: var(--spacing-xs);
}

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

/* Billing */
.billing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.billing-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.billing-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--black);
    margin-bottom: var(--spacing-lg);
}

.current-plan {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.plan-info h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--black);
    margin-bottom: var(--spacing-xs);
}

.plan-info p {
    color: var(--light-gray);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xs);
}

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

.token-balance-large {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--black);
}

.token-balance-large i {
    color: var(--primary-dark);
}

.billing-history {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.billing-history h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--black);
    margin-bottom: var(--spacing-lg);
}

.transactions-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.transaction-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
}

.transaction-type {
    font-weight: 600;
    color: var(--black);
}

.transaction-date {
    font-size: var(--font-size-sm);
    color: var(--light-gray);
}

.transaction-amount {
    font-weight: 600;
    color: var(--error);
}

/* Modals */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal.large .modal-content {
    max-width: 800px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.modal-header h2 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--black);
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    color: var(--light-gray);
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--bg-gray);
    color: var(--black);
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.auth-links {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-md);
}

.auth-links a {
    color: var(--primary-dark);
    text-decoration: none;
    font-size: var(--font-size-sm);
}

.auth-links a:hover {
    text-decoration: underline;
}

.form-group.checkbox label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-weight: normal;
    cursor: pointer;
}

.form-group.checkbox input[type="checkbox"] {
    width: auto;
    margin: 0;
}

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

.otp-form p {
    color: var(--light-gray);
    margin-bottom: var(--spacing-lg);
}

/* Generation Results */
.generation-results {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.generation-item {
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-fast);
}

.generation-item:hover {
    border-color: var(--primary-yellow);
    box-shadow: var(--shadow-sm);
}

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

.generation-header h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--black);
}

.generation-cost {
    background: var(--primary-light);
    color: var(--black);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.generation-content {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-gray);
    border-radius: var(--radius-md);
    line-height: 1.6;
}

.generation-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

/* Footer */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
}

.footer-brand i {
    color: var(--primary-yellow);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--primary-yellow);
    color: var(--black);
    transform: translateY(-2px);
}

.footer-section h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--primary-yellow);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--primary-yellow);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

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

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-spinner {
    text-align: center;
    color: var(--white);
}

.loading-spinner i {
    font-size: var(--font-size-4xl);
    color: var(--primary-yellow);
    animation: spin 2s linear infinite;
    margin-bottom: var(--spacing-lg);
}

.loading-spinner p {
    font-size: var(--font-size-lg);
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 4000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 300px;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
}

.toast.show {
    transform: translateX(0);
}

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

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

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

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

.toast i {
    font-size: var(--font-size-lg);
}

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

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    color: var(--black);
    margin-bottom: var(--spacing-xs);
}

.toast-message {
    color: var(--light-gray);
    font-size: var(--font-size-sm);
}

.toast-close {
    background: none;
    border: none;
    color: var(--light-gray);
    cursor: pointer;
    padding: 0;
    font-size: var(--font-size-lg);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .dashboard-sidebar {
        width: 240px;
    }
    
    .overview-grid {
        grid-template-columns: 1fr;
    }
    
    .billing-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .tokens-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .dashboard {
        flex-direction: column;
    }
    
    .dashboard-sidebar {
        width: 100%;
        height: auto;
    }
    
    .sidebar-nav {
        display: flex;
        overflow-x: auto;
        padding: var(--spacing-md);
    }
    
    .nav-item {
        white-space: nowrap;
        border-left: none;
        border-bottom: 3px solid transparent;
    }
    
    .nav-item:hover,
    .nav-item.active {
        border-left: none;
        border-bottom-color: var(--primary-yellow);
    }
    
    .dashboard-content {
        padding: var(--spacing-lg);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .format-options {
        grid-template-columns: 1fr;
    }
    
    .platforms-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .modal-content {
        width: 95%;
        padding: var(--spacing-lg);
    }
    
    .generation-actions {
        flex-direction: column;
    }
    
    .toast-container {
        left: 20px;
        right: 20px;
    }
    
    .toast {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-base);
    }
    
    .btn-large {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-base);
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    .tokens-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-header {
        padding: var(--spacing-md);
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: flex-start;
    }
    
    .header-actions {
        width: 100%;
        justify-content: space-between;
    }
    
    .calendar-grid {
        font-size: var(--font-size-sm);
    }
    
    .platform-actions {
        flex-direction: column;
    }
}