:root {
    /* Primary Colors */
    --primary-blue: #0052cc;
    --primary-blue-hover: #1868db;
    --primary-blue-dark: #172b4d;

    /* Secondary Colors */
    --secondary-gray: #42526e;
    --secondary-gray-light: #6b778c;
    --secondary-gray-dark: #091e42;

    /* Background Colors */
    --background-primary: #ffffff;
    --background-secondary: #f4f5f7;
    --background-tertiary: #fafbfc;

    /* Accent Colors */
    --accent-teal: #00a3bf;
    --accent-green: #36b37e;
    --accent-yellow: #ffab00;
    --accent-orange: #ff8b00;
    --accent-red: #de350b;

    /* Border Colors */
    --border-light: #dfe1e6;
    --border-medium: #c1c7d0;
    --border-dark: #b3bac5;

    /* Text Colors */
    --text-primary: #172b4d;
    --text-secondary: #42526e;
    --text-tertiary: #6b778c;
    --text-disabled: #a5adba;

    /* Font Families */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;

    /* Font Weights */
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Font Sizes */
    --font-size-h1: 2.75rem;
    --font-size-h2: 2.25rem;
    --font-size-h3: 1.5rem;
    --font-size-body-large: 1.25rem;
    --font-size-body: 1rem;
    --font-size-body-small: 0.875rem;
    --font-size-caption: 0.75rem;

    /* Line Heights */
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.6;

    /* Spacing Scale */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    background: var(--background-secondary);
    min-height: 100vh;
    padding: var(--space-lg);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    font-size: var(--font-size-body);
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

/* ========================================
   NEW PROFESSIONAL LAYOUT STYLES
======================================== */

/* Header Layout */
.site-header {
    background: var(--background-primary);
    border-bottom: 1px solid var(--border-light);
    padding: 1rem 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo-title-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.site-logo {
    height: 80px;
    width: auto;
    border-radius: 8px;
    object-fit: contain;
    flex-shrink: 0;
}

.title-group h1.site-title {
    margin: 0;
    font-size: 1.75rem;
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    line-height: 1.2;
}

.site-tagline {
    margin: 0.25rem 0 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.4;
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 200px);
}

/* Hero Section */
.hero-section {
    padding: 3rem 0;
    background: linear-gradient(135deg, var(--background-secondary) 0%, var(--background-primary) 100%);
}

.upload-container {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    padding: 0 2rem;
}

/* CTA Section */
.hero-cta {
    margin: 2rem 0;
}

.cta-button {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-hover) 100%);
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 82, 204, 0.3);
}

.hero-support-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin: 1.5rem 0 0;
    line-height: 1.5;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* SEO Content Section */
.seo-content-section {
    padding: 4rem 0;
    background: var(--background-tertiary);
    border-top: 1px solid var(--border-light);
}

.seo-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.seo-heading {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    font-weight: var(--font-weight-semibold);
}

.content-with-video {
    display: flex;
    gap: 3rem;
    align-items: center;
    text-align: left;
}

.text-content {
    flex: 1;
}

.video-content {
    flex: 1;
    max-width: 400px;
}

.demo-video {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.seo-text {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 1rem;
}

/* Enhanced Footer */
.site-footer {
    background: var(--background-secondary);
    padding: 2rem 0;
    border-top: 1px solid var(--border-light);
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    padding: 0 2rem;
}

.footer-links {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--primary-blue);
}

.footer-separator {
    margin: 0 0.5rem;
}

.version-info {
    color: var(--text-tertiary);
}

/* Mobile Responsiveness for New Layout */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .logo-title-section {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .title-group h1.site-title {
        font-size: 1.5rem;
    }
    
    .hero-section {
        padding: 2rem 0;
    }
    
    .seo-content-section {
        padding: 3rem 0;
    }
    
    .content-with-video {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .video-content {
        max-width: 100%;
    }
    
    .options-container {
        flex-direction: column;
        gap: 20px;
    }
    
    .options-right {
        justify-content: center;
        min-height: auto;
    }
    
    .footer-links {
        font-size: 0.75rem;
    }
    
    .footer-separator {
        margin: 0 0.25rem;
    }
}

/* ========================================
   END NEW PROFESSIONAL LAYOUT STYLES
======================================== */

header {
    margin-bottom: var(--space-2xl);
    padding: var(--space-xl) 0;
}

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

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

header h1 {
    font-size: var(--font-size-h1);
    margin-bottom: var(--space-md);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: var(--line-height-tight);
}

header p {
    font-size: var(--font-size-body-large);
    color: var(--text-tertiary);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
}

.auth-container {
    display: flex;
    align-items: center;
}

.auth-buttons {
    display: flex;
    gap: 12px;
}

.auth-btn {
    padding: var(--space-md) var(--space-lg);
    border: none;
    border-radius: 6px;
    font-size: var(--font-size-body-small);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.login-btn {
    background: var(--background-primary);
    color: var(--primary-blue);
    border: 2px solid var(--border-light);
}

.login-btn:hover {
    background: var(--background-secondary);
    border-color: var(--primary-blue);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.signup-btn {
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-teal) 100%);
    color: var(--background-primary);
    margin-left: var(--space-md);
}

.signup-btn:hover {
    background: linear-gradient(135deg, #2a9766 0%, #0089a3 100%);
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
}

.logout-btn {
    background: var(--accent-red);
    color: var(--background-primary);
    font-size: var(--font-size-body-small);
    padding: var(--space-sm) var(--space-md);
}

.logout-btn:hover {
    background: #c53d00;
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

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

.user-details span {
    display: block;
    color: #172b4d;
    font-weight: 500;
}

.user-stats {
    margin-top: 4px;
}

.user-stats span {
    font-size: 0.75rem;
    color: #6b778c;
    font-weight: 400;
}

.server-status {
    margin-top: 20px;
    padding: 12px 20px;
    border-radius: 8px;
    background: #ffffff;
    border: 2px solid #dfe1e6;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
    margin-left: auto;
    margin-right: auto;
}

.server-status.online {
    background: #e3fcef;
    border-color: #36b37e;
    color: #006644;
}

.server-status.offline {
    background: #ffebe6;
    border-color: #ff5630;
    color: #bf2600;
}

main {
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.04), 0 0 1px rgba(0, 0, 0, 0.04);
    border: 1px solid #dfe1e6;
    overflow: hidden;
}

.upload-section {
    padding: var(--space-2xl);
}

.upload-area {
    border: 2px dashed var(--border-light);
    border-radius: 8px;
    padding: var(--space-3xl) var(--space-lg);
    text-align: center;
    transition: all 0.2s ease;
    cursor: pointer;
    background: var(--background-tertiary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.upload-area:hover {
    border-color: var(--primary-blue);
    background-color: #deebff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.upload-area.dragover {
    border-color: var(--primary-blue);
    background-color: #b3d4ff;
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.upload-content svg {
    color: var(--primary-blue);
    margin-bottom: var(--space-lg);
}

.upload-content h3 {
    font-size: var(--font-size-h3);
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-tight);
}

.upload-content p {
    color: var(--text-tertiary);
    margin-bottom: var(--space-lg);
    font-size: var(--font-size-body);
    line-height: var(--line-height-normal);
}

.select-btn {
    background: var(--primary-blue);
    color: var(--background-primary);
    border: none;
    padding: var(--space-md) var(--space-lg);
    border-radius: 6px;
    font-size: var(--font-size-body);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.select-btn:hover {
    background: var(--primary-blue-hover);
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
}

.options-section {
    padding: 32px 48px;
    background: #fafbfc;
    border-top: 1px solid #dfe1e6;
}

.options-section h3 {
    margin-bottom: 24px;
    color: #172b4d;
    font-size: 1.25rem;
    font-weight: 500;
}

.options-container {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.options-left {
    flex: 1;
}

.options-right {
    display: flex;
    align-items: center;
    min-height: 120px;
}

.format-options {
    margin-bottom: 20px;
}

.format-options label {
    display: block;
    margin-bottom: 10px;
    font-weight: 500;
    color: #333;
}

.radio-group {
    display: flex;
    gap: 20px;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 0;
    font-weight: normal;
    cursor: pointer;
}

.quality-options {
    margin-bottom: 30px;
}

.quality-options label {
    display: block;
    margin-bottom: 10px;
    font-weight: 500;
    color: #333;
}

.quality-group {
    margin-bottom: 20px;
}

#jpgQualitySlider, #pngCompression {
    width: 200px;
    margin-right: 10px;
}

#jpgQualityValue {
    font-weight: 500;
    color: #667eea;
}

.compression-select {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background-color: white;
    font-size: 14px;
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.compression-select:hover {
    border-color: #667eea;
}

.compression-select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.1);
}

.quality-hint {
    margin-top: 8px;
    font-size: 0.85rem;
    color: #666;
    font-style: italic;
}

.convert-btn {
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-teal) 100%);
    color: var(--background-primary);
    border: none;
    padding: var(--space-md) var(--space-xl);
    border-radius: 6px;
    font-size: var(--font-size-body);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.convert-btn:hover {
    background: linear-gradient(135deg, #2a9766 0%, #0089a3 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.convert-btn:disabled {
    background: #a5adba;
    cursor: not-allowed;
}

.results-section {
    padding: 32px 48px;
    border-top: 1px solid #dfe1e6;
}

.results-section h3 {
    margin-bottom: 24px;
    color: #172b4d;
    font-size: 1.25rem;
    font-weight: 500;
}

.results-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.result-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    background: #ffffff;
    border-radius: 8px;
    border: 1px solid #dfe1e6;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.result-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.result-preview {
    width: 60px;
    height: 60px;
    border-radius: 6px;
    object-fit: cover;
    border: 1px solid #ddd;
}

.result-details h4 {
    margin-bottom: 4px;
    color: #172b4d;
    font-weight: 500;
}

.result-details p {
    color: #6b778c;
    font-size: 0.875rem;
}

.download-btn {
    background: #0052cc;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 3px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
}

.download-btn:hover {
    background: #0747a6;
}

.progress-section {
    padding: 32px 48px;
    border-top: 1px solid #dfe1e6;
    text-align: center;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #dfe1e6;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 16px;
}

.progress-fill {
    height: 100%;
    background: #0052cc;
    width: 0%;
    transition: width 0.3s ease;
}

#progressText {
    color: #6b778c;
    font-weight: 500;
}

.error {
    color: #bf2600;
    background: #ffebe6;
    border: 1px solid #ff5630;
    padding: 12px 16px;
    border-radius: 3px;
    margin-top: 12px;
    font-weight: 500;
}

/* Enhanced error styles for payment, auth, and limit errors */
.error.payment-error,
.error.auth-error,
.error.limit-error {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    border-radius: 8px;
    margin: 16px 0;
}

.error.payment-error {
    background: #fff3cd;
    border: 1px solid #ffc107;
    color: #856404;
}

.error.auth-error {
    background: #d1ecf1;
    border: 1px solid #bee5eb;
    color: #0c5460;
}

.error.limit-error {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

.error-icon {
    font-size: 24px;
    line-height: 1;
    margin-top: 2px;
}

.error-content {
    flex: 1;
}

.error-content h3 {
    margin: 0 0 8px 0;
    font-size: 16px;
    font-weight: 600;
}

.error-content p {
    margin: 0 0 16px 0;
    line-height: 1.5;
}

.error-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.error-actions .btn {
    padding: 8px 16px;
    border-radius: 4px;
    border: none;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s ease;
}

.error-actions .btn-primary {
    background: #0052cc;
    color: white;
}

.error-actions .btn-primary:hover {
    background: #0065ff;
}

.error-actions .btn-secondary {
    background: transparent;
    color: #6b778c;
    border: 1px solid #dfe1e6;
}

.error-actions .btn-secondary:hover {
    background: #f4f5f7;
    border-color: #b3b9c4;
}

/* Upload warning styles */
.upload-warning {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    border-radius: 8px;
    margin: 16px 0;
    border: 2px solid;
}

.upload-warning.auth-warning {
    background: #e3f2fd;
    border-color: #2196f3;
    color: #1565c0;
}

.upload-warning.payment-warning {
    background: #fff3e0;
    border-color: #ff9800;
    color: #e65100;
}

.upload-warning.limit-warning {
    background: #fce4ec;
    border-color: #e91e63;
    color: #ad1457;
}

.upload-warning.grace-warning {
    background: #fff8e1;
    border-color: #ffc107;
    color: #f57f17;
}

.warning-icon {
    font-size: 24px;
    line-height: 1;
    margin-top: 2px;
}

.warning-content {
    flex: 1;
}

.warning-content h3 {
    margin: 0 0 8px 0;
    font-size: 16px;
    font-weight: 600;
}

.warning-content p {
    margin: 0 0 16px 0;
    line-height: 1.5;
}

.warning-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.warning-actions .btn {
    padding: 8px 16px;
    border-radius: 4px;
    border: none;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s ease;
}

.warning-actions .btn-primary {
    background: #0052cc;
    color: white;
}

.warning-actions .btn-primary:hover {
    background: #0065ff;
}

.warning-actions .btn-secondary {
    background: transparent;
    color: #6b778c;
    border: 1px solid #dfe1e6;
}

.warning-actions .btn-secondary:hover {
    background: #f4f5f7;
    border-color: #b3b9c4;
}

/* Auth message in upload area */
.auth-message {
    text-align: center;
    padding: 40px 20px;
    color: #6b778c;
}

.auth-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.auth-message h3 {
    margin: 0 0 8px 0;
    font-size: 20px;
    font-weight: 600;
    color: #172b4d;
}

.auth-message p {
    margin: 0 0 24px 0;
    font-size: 16px;
    line-height: 1.5;
}


@media (max-width: 600px) {
    .container {
        padding: 10px;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .upload-section, .options-section, .results-section, .progress-section {
        padding: 20px;
    }
    
    .upload-area {
        padding: 40px 20px;
    }
    
    .result-item {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .result-info {
        flex-direction: column;
    }
    
    .header-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 20px;
    }
    
    .header-main {
        text-align: center;
    }
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    border-radius: 8px;
    width: 90%;
    max-width: 440px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 24px 0 24px;
    margin-bottom: 16px;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.5rem;
    color: #172b4d;
    font-weight: 500;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #6b778c;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    color: #172b4d;
}

.auth-form-container {
    padding: 0 24px 24px 24px;
}

.signup-benefits {
    background: #e3fcef;
    border: 1px solid #36b37e;
    border-radius: 6px;
    padding: 16px;
    margin-bottom: 24px;
}

.signup-benefits h3 {
    margin: 0 0 12px 0;
    color: #006644;
    font-size: 1rem;
    font-weight: 600;
}

.signup-benefits ul {
    margin: 0;
    padding-left: 20px;
    color: #006644;
}

.signup-benefits li {
    margin-bottom: 4px;
    font-size: 0.875rem;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Payment Element styles */
.payment-element-container {
    margin: 8px 0 16px 0;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    background: white;
    min-height: 40px;
}

.payment-element-container.focused {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.payment-element-container.invalid {
    border-color: #ef4444;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    font-size: var(--font-size-body-small);
}

.form-group input {
    padding: var(--space-md);
    border: 2px solid var(--border-light);
    border-radius: 6px;
    font-size: var(--font-size-body);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.1);
}

.error-message {
    background: #ffebe6;
    border: 1px solid #ff5630;
    color: #bf2600;
    padding: 12px;
    border-radius: 3px;
    font-size: 0.875rem;
    font-weight: 500;
}

.success-message {
    background: #e3fcef;
    border: 1px solid #36b37e;
    color: #006644;
    padding: 12px;
    border-radius: 3px;
    font-size: 0.875rem;
    font-weight: 500;
}

.forgot-password-info {
    background: #f4f5f7;
    border: 1px solid #dfe1e6;
    border-radius: 3px;
    padding: 16px;
    margin-bottom: 24px;
    text-align: center;
}

.forgot-password-info p {
    margin: 0;
    color: #42526e;
    font-size: 0.875rem;
    line-height: 1.4;
}

.password-requirements {
    font-size: 12px;
    color: #6b778c;
    margin-top: 6px;
}

.requirement {
    display: flex;
    align-items: center;
    margin-bottom: 4px;
}

.requirement-icon {
    width: 16px;
    margin-right: 6px;
    font-size: 12px;
}

.requirement.valid .requirement-icon {
    color: #36b37e;
}

.requirement.invalid .requirement-icon {
    color: #ff5630;
}

.requirement.valid {
    color: #36b37e;
}

.requirement.invalid {
    color: #ff5630;
}

/* Change Password Modal Specific Styling */
#changePasswordModal .modal-content {
    max-width: 480px;
}

#changePasswordModal .auth-form {
    padding: 0 32px 32px 32px;
    gap: 20px;
}

#changePasswordModal .modal-header {
    padding: 32px 32px 0 32px;
    margin-bottom: 24px;
}

#changePasswordModal .form-group {
    gap: 8px;
}

#changePasswordModal .form-group label {
    font-weight: 600;
    color: #172b4d;
    font-size: 14px;
    margin-bottom: 4px;
}

#changePasswordModal .form-group input {
    padding: 14px 16px;
    border: 2px solid #dfe1e6;
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.2s ease;
    background: #fafbfc;
}

#changePasswordModal .form-group input:focus {
    background: white;
    border-color: #0052cc;
    box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.1);
}

#changePasswordModal .password-requirements {
    margin-top: 8px;
    padding-left: 4px;
}

#changePasswordModal .requirement {
    margin-bottom: 6px;
    font-size: 13px;
}

#changePasswordModal .auth-submit-btn {
    margin-top: 8px;
    padding: 14px 24px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 6px;
}

#changePasswordModal .error-message,
#changePasswordModal .success-message {
    margin: 0;
    padding: 12px 16px;
    border-radius: 6px;
    font-size: 14px;
}

.auth-submit-btn {
    background: #0052cc;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 3px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
}

.auth-submit-btn:hover {
    background: #0747a6;
}

.auth-switch {
    text-align: center;
    font-size: 0.875rem;
    color: #6b778c;
}

.auth-switch a {
    color: #0052cc;
    text-decoration: none;
    font-weight: 500;
}

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

/* Notification Styles */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 12px 20px;
    border-radius: 6px;
    color: white;
    font-weight: 500;
    z-index: 1100;
    transform: translateX(400px);
    transition: transform 0.3s ease;
}

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

.notification-success {
    background: #36b37e;
}

.notification-error {
    background: #ff5630;
}

.notification-info {
    background: #0052cc;
}

/* Stripe Elements Styles */
.stripe-element {
    background: white;
    border: 2px solid #dfe1e6;
    border-radius: 4px;
    padding: 12px 16px;
    font-size: 16px;
    transition: border-color 0.15s ease;
}

.stripe-element:focus-within {
    border-color: #0052cc;
    outline: none;
}

.card-errors {
    color: #bf2600;
    font-size: 14px;
    margin-top: 8px;
    min-height: 20px;
}

.card-note {
    font-size: 13px;
    color: #6b778c;
    margin-top: 8px;
    margin-bottom: 0;
}

.netflix-model {
    font-size: 14px;
    color: #6b778c;
    background: #f4f5f7;
    padding: 12px;
    border-radius: 4px;
    margin-top: 16px;
    margin-bottom: 0;
}

.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s ease-in-out infinite;
}

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

.auth-submit-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* User Actions */
.user-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.upgrade-btn {
    background: linear-gradient(135deg, #36b37e 0%, #00a3bf 100%);
    color: white;
    border: none;
    font-weight: 600;
    font-size: 13px;
    padding: 8px 16px;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.upgrade-btn:hover {
    background: linear-gradient(135deg, #2a9766 0%, #0089a3 100%);
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
}

/* Batch Results Display */
.batch-summary {
    background: var(--background-tertiary);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 24px;
    text-align: center;
}

.batch-summary h3 {
    color: var(--text-primary);
    font-size: var(--font-size-h3);
    font-weight: var(--font-weight-semibold);
    margin: 0 0 20px 0;
}

.summary-stats {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 80px;
}

.stat-number {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: var(--font-size-small);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-medium);
}

.stat.successful .stat-number {
    color: var(--accent-green);
}

.stat.failed .stat-number {
    color: var(--accent-red);
}

.stat.total .stat-number {
    color: var(--primary-blue);
}

.results-section {
    margin-bottom: 24px;
}

.results-section h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    margin: 0 0 16px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--border-light);
}

.success-section h4 {
    border-bottom-color: var(--accent-green);
}

.fail-section h4 {
    border-bottom-color: var(--accent-red);
}

.file-results-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.file-result-item {
    background: var(--background-primary);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    padding: 16px;
    transition: all 0.2s ease;
}

.file-result-item:hover {
    border-color: var(--border-medium);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.success-item {
    border-left: 4px solid var(--accent-green);
}

.fail-item {
    border-left: 4px solid var(--accent-red);
}

.file-info {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.file-icon {
    font-size: 1.2rem;
    line-height: 1;
    flex-shrink: 0;
}

.file-details {
    flex: 1;
    min-width: 0;
}

.file-name {
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    margin-bottom: 4px;
    word-break: break-all;
}

.file-size {
    font-size: var(--font-size-small);
    color: var(--text-secondary);
}

.file-error {
    font-size: var(--font-size-small);
    color: var(--accent-red);
    margin-top: 4px;
    line-height: 1.4;
}

.download-section {
    text-align: center;
    padding: 24px;
    background: var(--background-secondary);
    border-radius: 8px;
    margin-top: 24px;
}

.download-zip-btn {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-teal) 100%);
    color: white;
    border: none;
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(0, 82, 204, 0.2);
}

.download-zip-btn:hover {
    background: linear-gradient(135deg, var(--primary-blue-hover) 0%, var(--accent-teal) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 82, 204, 0.3);
}

.download-note {
    margin-top: 16px;
    padding: 12px;
    background: rgba(0, 163, 191, 0.1);
    border-radius: 4px;
    border-left: 3px solid var(--accent-teal);
}

.download-note p {
    margin: 0;
    font-size: var(--font-size-small);
    color: var(--text-secondary);
    line-height: 1.4;
}

.no-download-section {
    text-align: center;
    padding: 32px;
    background: rgba(222, 53, 11, 0.05);
    border: 1px solid rgba(222, 53, 11, 0.2);
    border-radius: 8px;
    margin-top: 24px;
}

.no-download-section p {
    margin: 0;
    color: var(--accent-red);
    font-weight: var(--font-weight-medium);
}

/* Responsive Design for Batch Results */
@media (max-width: 768px) {
    .summary-stats {
        gap: 20px;
    }
    
    .stat {
        min-width: 60px;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .file-info {
        gap: 8px;
    }
    
    .file-icon {
        font-size: 1rem;
    }
    
    .download-zip-btn {
        padding: 14px 24px;
        font-size: 1rem;
    }
}

/* Upgrade Modal */
.upgrade-modal {
    max-width: 900px;
    width: 90vw;
    max-height: 85vh;
    overflow-y: auto;
}

.upgrade-content {
    padding: 0 8px;
}

.current-usage {
    background: #f4f5f7;
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 32px;
    border: 1px solid #dfe1e6;
}

.current-usage h3 {
    color: #172b4d;
    margin-bottom: 16px;
    font-size: 18px;
    font-weight: 600;
}

.usage-stats {
    display: flex;
    gap: 32px;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: #36b37e;
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: #6b778c;
    margin-top: 4px;
}

.packages-section {
    margin-bottom: 32px;
}

.packages-section h3 {
    color: #172b4d;
    margin-bottom: 24px;
    font-size: 20px;
    font-weight: 600;
    text-align: center;
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.package-card {
    background: white;
    border: 2px solid #dfe1e6;
    border-radius: 12px;
    padding: 24px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.package-card:hover {
    border-color: #36b37e;
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.package-card.popular {
    border-color: #36b37e;
    background: linear-gradient(135deg, #f8fff8 0%, #f0fff4 100%);
}

.package-card.popular::before {
    content: "✨ MOST POPULAR";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #36b37e 0%, #00a3bf 100%);
    color: white;
    font-size: 11px;
    font-weight: 700;
    padding: 6px;
    text-align: center;
    letter-spacing: 0.5px;
}

.package-card.popular .package-content {
    margin-top: 20px;
}

.package-name {
    font-size: 16px;
    font-weight: 600;
    color: #172b4d;
    margin-bottom: 8px;
}

.package-conversions {
    font-size: 32px;
    font-weight: 700;
    color: #36b37e;
    margin-bottom: 4px;
}

.package-conversions-label {
    font-size: 14px;
    color: #6b778c;
    margin-bottom: 16px;
}

.package-price {
    font-size: 24px;
    font-weight: 700;
    color: #172b4d;
    margin-bottom: 8px;
}

.package-description {
    font-size: 13px;
    color: #6b778c;
    margin-bottom: 20px;
    line-height: 1.4;
}

.package-select-btn {
    background: #36b37e;
    color: white;
    border: none;
    border-radius: 6px;
    padding: 12px 24px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    width: 100%;
    transition: all 0.2s ease;
}

.package-select-btn:hover {
    background: #2a9766;
    transform: translateY(-1px);
}

.package-card.popular .package-select-btn {
    background: linear-gradient(135deg, #36b37e 0%, #00a3bf 100%);
}

.package-card.popular .package-select-btn:hover {
    background: linear-gradient(135deg, #2a9766 0%, #0089a3 100%);
}

.upgrade-benefits {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 24px;
    border: 1px solid #e3e6ea;
}

.upgrade-benefits h4 {
    color: #172b4d;
    margin-bottom: 16px;
    font-size: 16px;
    font-weight: 600;
}

.upgrade-benefits ul {
    list-style: none;
    padding: 0;
}

.upgrade-benefits li {
    padding: 6px 0;
    color: #42526e;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Hybrid Pricing Styles */
.pricing-section {
    margin-bottom: 32px;
}

.section-header {
    text-align: center;
    margin-bottom: 24px;
}

.section-title {
    color: var(--text-primary);
    font-size: 24px;
    font-weight: var(--font-weight-semibold);
    margin: 0 0 8px 0;
}

.section-subtitle {
    color: var(--text-tertiary);
    font-size: 16px;
    margin: 0;
}

.subscription-grid, .packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.package-card.subscription {
    border-color: #6554c0;
    background: linear-gradient(135deg, #f8f7ff 0%, #f0efff 100%);
    position: relative;
}

.package-card.subscription::before {
    content: "🔄 RECURRING";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #6554c0 0%, var(--primary-blue) 100%);
    color: white;
    font-size: 11px;
    font-weight: var(--font-weight-bold);
    padding: 6px;
    text-align: center;
    letter-spacing: 0.5px;
}

.package-card.subscription .package-content {
    margin-top: 20px;
}

.package-card.subscription .package-conversions {
    color: #6554c0;
}

.package-card.subscription .package-select-btn {
    background: #6554c0;
}

.package-card.subscription .package-select-btn:hover {
    background: #5a4bb3;
}

.package-billing {
    font-size: 14px;
    color: var(--text-tertiary);
    margin-bottom: 8px;
}

.package-conversions-label {
    font-size: 14px;
    color: var(--text-tertiary);
    margin-bottom: 16px;
}

/* Enhanced package card styles */
.package-card {
    transition: all 0.2s ease;
}

.package-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.package-card.popular::before {
    content: "⭐ MOST POPULAR";
}

.package-card.current-plan {
    border-color: #36b37e;
    background: linear-gradient(135deg, #f0fff4 0%, #e3f9e5 100%);
}

.current-plan-badge {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #36b37e 0%, #2e7d32 100%);
    color: white;
    font-size: 11px;
    font-weight: var(--font-weight-bold);
    padding: 6px;
    text-align: center;
    letter-spacing: 0.5px;
}

.package-card.current-plan .package-select-btn:disabled {
    background: #e0e0e0;
    color: #666;
    cursor: not-allowed;
}

/* Modern User Menu Styles */
.user-section {
    position: relative;
    display: flex;
    align-items: center;
}

.user-avatar-container {
    position: relative;
}

.user-menu-trigger {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    border-radius: 8px;
    transition: all 0.2s ease;
    min-width: 0;
}

.user-menu-trigger:hover {
    background: var(--background-secondary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-teal) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: var(--font-weight-semibold);
    font-size: 16px;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    position: relative;
}

/* Subscription-specific avatar backgrounds */
.user-avatar.starter {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.user-avatar.pro {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
}

.user-avatar.business {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
}

.subscription-avatar-icon {
    color: white;
}

.user-avatar.large {
    width: 56px;
    height: 56px;
    font-size: 20px;
}

.user-info-summary {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    min-width: 0;
    flex: 1;
}

.user-name {
    font-size: var(--font-size-body);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}

.user-credits {
    font-size: var(--font-size-body-small);
    color: var(--text-tertiary);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}

.dropdown-arrow {
    color: var(--text-tertiary);
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.user-menu-trigger:hover .dropdown-arrow {
    transform: translateY(1px);
}

.user-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--background-primary);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15), 0 2px 6px rgba(0, 0, 0, 0.08);
    min-width: 300px;
    z-index: 1000;
    overflow: hidden;
    transform: translateY(-4px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.user-dropdown-menu.show {
    transform: translateY(0) !important;
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
}

.user-menu-header {
    padding: var(--space-lg);
    background: var(--background-tertiary);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

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

.user-name-full {
    display: block;
    font-size: var(--font-size-body);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    word-break: break-all;
}

.subscription-status {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.credits-info {
    font-size: var(--font-size-body-small);
    color: var(--text-secondary);
}

.subscription-type {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-body-small);
    font-weight: var(--font-weight-medium);
    color: var(--accent-green);
}

.subscription-icon {
    color: var(--accent-green);
    flex-shrink: 0;
}

.user-menu-divider {
    height: 1px;
    background: var(--border-light);
    margin: 0;
}

.user-menu-actions {
    padding: var(--space-sm) 0;
}

.user-menu-item {
    width: 100%;
    background: none;
    border: none;
    padding: var(--space-md) var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: var(--font-size-body-small);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: left;
}

.user-menu-item:hover {
    background: var(--background-secondary);
    color: var(--text-primary);
}

.user-menu-item svg {
    flex-shrink: 0;
    color: var(--text-tertiary);
}

.user-menu-item:hover svg {
    color: var(--primary-blue);
}

.user-menu-item.logout {
    color: var(--accent-red);
}

.user-menu-item.logout:hover {
    background: #ffebe6;
    color: var(--accent-red);
}

.user-menu-item.logout svg {
    color: var(--accent-red);
}

/* User Menu Statistics Section */
.user-menu-section {
    padding: var(--space-md) var(--space-lg);
}

.usage-overview {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.usage-stat {
    display: flex;
    align-items: center;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.stat-label {
    font-size: var(--font-size-body-small);
    color: var(--text-secondary);
    font-weight: var(--font-weight-normal);
}

.stat-value {
    font-size: var(--font-size-body-small);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

.account-type {
    font-size: var(--font-size-body-small);
    color: var(--text-tertiary);
    font-weight: var(--font-weight-normal);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .user-actions {
        flex-direction: column;
        gap: 8px;
        align-items: stretch;
    }
    
    .upgrade-btn, .logout-btn {
        width: 100%;
        text-align: center;
    }
    
    .usage-stats {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .subscription-grid, .packages-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .upgrade-modal {
        width: 95vw;
        max-height: 90vh;
    }
    
    .user-dropdown-menu {
        min-width: 280px;
        right: -20px;
    }
    
    .user-info-summary {
        display: none;
    }
    
    .user-menu-trigger {
        padding: var(--space-sm);
    }
}

/* Mobile-specific header optimization */
.mobile-credit-badge {
    display: none;
}

@media (max-width: 768px) {
    /* Compact mobile header */
    .site-header {
        padding: 0.75rem 0;
    }
    
    .header-container {
        padding: 0 15px;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: 0;
    }
    
    .logo-section {
        flex: 0 1 auto;
        font-size: 1.1rem;
    }
    
    .auth-section {
        flex: 0 0 auto;
    }
    
    /* Compact user button for mobile */
    .user-menu-trigger {
        flex-direction: row;
        align-items: center;
        gap: 8px;
        padding: 6px 10px;
        min-width: unset;
        position: relative;
    }
    
    /* Hide email and text on mobile */
    .user-info-summary {
        display: none !important;
    }
    
    .dropdown-arrow {
        display: none !important;
    }
    
    /* Show mobile credit badge */
    .mobile-credit-badge {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: var(--primary-blue);
        color: white;
        border-radius: 12px;
        padding: 2px 8px;
        font-size: 12px;
        font-weight: 600;
        min-width: 24px;
        height: 20px;
        position: absolute;
        top: -8px;
        right: -8px;
        border: 2px solid var(--background-primary);
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }
    
    /* Adjust user avatar size for mobile */
    .user-avatar {
        width: 32px;
        height: 32px;
    }
    
    .user-avatar svg {
        width: 18px;
        height: 18px;
    }
    
    /* Optimize dropdown position for mobile */
    .user-dropdown-menu {
        position: fixed;
        top: 60px;
        right: 10px;
        left: 10px;
        width: auto;
        min-width: unset;
        max-width: 400px;
        margin: 0 auto;
    }
}

/* Extra small mobile devices */
@media (max-width: 480px) {
    .logo-section {
        font-size: 1rem;
    }
    
    .auth-buttons {
        gap: 8px;
    }
    
    .auth-btn {
        padding: 8px 12px;
        font-size: 14px;
    }
    
    .mobile-credit-badge {
        font-size: 11px;
        padding: 1px 6px;
        min-width: 20px;
        height: 18px;
    }
}

/* Very small mobile devices (iPhone SE, etc) */
@media (max-width: 375px) {
    .site-header {
        padding: 0.5rem 0;
    }
    
    .header-container {
        padding: 0 10px;
    }
    
    .logo-section {
        font-size: 0.95rem;
    }
    
    .user-menu-trigger {
        padding: 4px 8px;
    }
    
    .user-avatar {
        width: 28px;
        height: 28px;
    }
}

/* Version Footer */
.version-footer {
    position: fixed;
    bottom: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.9);
    border-top: 1px solid var(--border-light);
    border-left: 1px solid var(--border-light);
    border-radius: 8px 0 0 0;
    padding: var(--space-xs) var(--space-sm);
    backdrop-filter: blur(4px);
    z-index: 100;
}

.version-info {
    font-size: var(--font-size-caption);
    color: var(--text-tertiary);
    font-family: var(--font-primary);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.footer-separator {
    color: var(--text-disabled);
    font-weight: normal;
}

.server-status-footer {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--font-size-caption);
    color: var(--text-tertiary);
    transition: color 0.2s ease;
}

.server-status-footer.online {
    color: var(--accent-green);
}

.server-status-footer.offline {
    color: var(--accent-red);
}

.server-status-footer #statusIndicator {
    font-size: 10px;
    line-height: 1;
}

.server-status-footer #statusText {
    font-weight: 400;
}

.footer-link {
    color: var(--text-tertiary);
    text-decoration: none;
    font-size: var(--font-size-caption);
    font-weight: 400;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--primary-blue);
    text-decoration: underline;
}

/* Terms Agreement Checkbox */
.terms-agreement {
    margin-top: 8px;
}

.checkbox-container {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
}

.checkbox-container input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid #dfe1e6;
    border-radius: 4px;
    background: #fff;
    position: relative;
    flex-shrink: 0;
    transition: all 0.2s ease;
    margin-top: 2px;
}

.checkbox-container:hover .checkmark {
    border-color: #0052cc;
}

.checkbox-container input[type="checkbox"]:checked + .checkmark {
    background: #0052cc;
    border-color: #0052cc;
}

.checkbox-container input[type="checkbox"]:checked + .checkmark::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.terms-text {
    color: #42526e;
    flex: 1;
}

.terms-link {
    color: #0052cc;
    text-decoration: none;
    font-weight: 500;
}

.terms-link:hover {
    color: #0747a6;
    text-decoration: underline;
}

/* Payment Element Modal Styles */
.payment-modal {
    max-width: 500px;
    width: 90%;
}

.payment-summary {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 24px;
    text-align: center;
}

.package-summary h3 {
    margin: 0 0 8px 0;
    color: #1f2937;
    font-size: 18px;
    font-weight: 600;
}

.package-summary p {
    margin: 0;
    color: #6b7280;
    font-size: 14px;
}

.payment-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.payment-element-container {
    margin: 8px 0 16px 0;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    background: #fff;
}

.payment-submit-btn {
    background: #3b82f6;
    color: white;
    border: none;
    padding: 14px 24px;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 48px;
}

.payment-submit-btn:hover:not(:disabled) {
    background: #2563eb;
}

.payment-submit-btn:disabled {
    background: #9ca3af;
    cursor: not-allowed;
}

.payment-submit-btn .spinner {
    width: 16px;
    height: 16px;
    border: 2px solid #ffffff;
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}