/* ============================================
   HeyGen Style - Home/Landing Page
   Clean, minimal, professional
   ============================================ */

/* CSS Variables - HeyGen Color Palette */
:root {
    --primary: #8B5CF6;
    --primary-hover: #7C3AED;
    --primary-light: #EDE9FE;
    --accent: #10B981;
    --accent-hover: #059669;
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-tertiary: #9CA3AF;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-tertiary: #F3F4F6;
    --border-light: #E5E7EB;
    --border-normal: #D1D5DB;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--text-primary);
    background: var(--bg-secondary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Remove animated background */
.background {
    display: none;
}

.floating-ball {
    display: none;
}

/* ============================================
   Header - Clean Navigation
   ============================================ */
.header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    padding: 0.875rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.logo-icon {
    font-size: 1.5rem;
}

.header-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.btn-login {
    color: var(--text-primary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
    background: var(--bg-secondary);
}

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

.btn-signup {
    background: var(--primary);
    color: white;
    text-decoration: none;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-signup:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

/* ============================================
   Hero Section - Minimalist Hero
   ============================================ */
.hero-section {
    text-align: center;
    padding: 4rem 2rem 3rem;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
}

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

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    font-weight: 400;
}

/* Hero Search Container */
.hero-search-container {
    max-width: 600px;
    margin: 0 auto;
}

.search-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-normal);
    border-radius: var(--radius-lg);
    padding: 0.5rem 0.75rem;
    transition: all 0.2s;
}

.search-wrapper:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.search-icon {
    font-size: 1.25rem;
    color: var(--text-tertiary);
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 0.9375rem;
    padding: 0.625rem 0.5rem;
    background: transparent;
    color: var(--text-primary);
}

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

.search-input:disabled {
    cursor: not-allowed;
}

.search-btn {
    padding: 0.625rem 1.25rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.search-btn:hover:not(:disabled) {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

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

.search-note {
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Hero Actions */
.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 1rem;
}

.btn-primary-large {
    background: var(--accent);
    color: white;
    text-decoration: none;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-primary-large:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-secondary-large {
    background: var(--bg-secondary);
    border: 1px solid var(--border-normal);
    color: var(--text-primary);
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
}

.btn-secondary-large:hover {
    background: var(--bg-tertiary);
    transform: translateY(-1px);
}

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

/* ============================================
   Examples Section
   ============================================ */
.examples-section {
    padding: 4rem 2rem;
    background: var(--bg-secondary);
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.section-title {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* Locked Gallery */
.locked-gallery {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 2rem;
    border: 1px solid var(--border-light);
}

.gallery-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.gallery-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.members-badge {
    padding: 0.375rem 0.875rem;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 600;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.gallery-item {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all 0.2s;
    border: 1px solid var(--border-light);
}

.gallery-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.gallery-item.locked {
    opacity: 0.7;
}

.thumbnail {
    position: relative;
    padding-top: 60%;
    background: var(--bg-tertiary);
}

.lock-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2.5rem;
    opacity: 0.4;
}

.item-title {
    padding: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9375rem;
}

.item-score {
    padding: 0 1rem 1rem;
    color: var(--text-secondary);
    font-size: 0.8125rem;
    display: block;
}

/* Unlock CTA */
.unlock-cta {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-light);
}

.unlock-cta p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.btn-unlock-large {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: var(--primary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-unlock-large:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

/* ============================================
   Features Section
   ============================================ */
.features-section {
    padding: 4rem 2rem;
    background: var(--bg-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
}

.feature-card {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all 0.2s;
    border: 1px solid var(--border-light);
}

.feature-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.feature-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    padding: 5rem 2rem;
    background: var(--primary);
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.cta-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.btn-cta-large {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: white;
    color: var(--primary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: 1.0625rem;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-cta-large:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.cta-note {
    margin-top: 1rem;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
}

/* ============================================
   Footer - Clean Footer
   ============================================ */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-light);
    padding: 2rem;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

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

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

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1rem;
    }

    .header-content {
        padding: 0 1rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .footer-links {
        gap: 1rem;
    }

    .search-wrapper {
        flex-direction: column;
        align-items: stretch;
    }

    .search-btn {
        width: 100%;
    }
}

@media (max-width: 640px) {
    .hero-section {
        padding: 3rem 1rem 2rem;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .btn-primary-large,
    .btn-secondary-large {
        width: 100%;
        text-align: center;
    }

    .locked-gallery {
        padding: 1.5rem;
    }

    .gallery-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
}