/* ===== CSS Variables & Reset ===== */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a24;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-tertiary: rgba(255, 255, 255, 0.5);
    
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-tertiary: #a855f7;
    --accent-gradient: linear-gradient(135deg, #6366f1, #8b5cf6, #a855f7);
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    
    /* Spacing */
    --section-padding: 120px;
    --container-width: 1200px;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Effects */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 60px rgba(99, 102, 241, 0.3);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Typography ===== */
.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header .section-description {
    margin: 0 auto;
}

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 24px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.4);
}

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

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

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    color: var(--text-primary);
}

.btn-large {
    padding: 12px 24px;
    font-size: 0.95rem;
}

.btn-full {
    width: 100%;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    font-size: 1.5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.nav-buttons {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 40px;
    padding: 120px 24px 80px;
    max-width: var(--container-width);
    margin: 0 auto;
    position: relative;
    text-align: center;
}


.hero-wrapper {
    position: relative;
    width: 100%;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    overflow: hidden;
    background-image: url('background.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    opacity: 0.4;
}

.hero-gradient {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%; height: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 60%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 100%, rgba(168, 85, 247, 0.08) 0%, transparent 40%);
    animation: gradientMove 20s ease-in-out infinite;
}

@keyframes gradientMove {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(-20px, 20px) rotate(2deg); }
    66% { transform: translate(20px, -10px) rotate(-2deg); }
}

.hero-content {
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

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

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
    justify-content: center;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
    justify-content: center;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.25rem;
    font-weight: 700;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

.stat-divider {
    width: 1px;
    height: 32px;
    background: var(--border-color);
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.avatar-showcase {
    position: relative;
    width: 400px;
    height: 400px;
}

.avatar-ring {
    position: absolute;
    inset: 0;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    animation: rotate 30s linear infinite;
}

.avatar-ring::before {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--accent-primary);
}

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

.avatar-glow {
    position: absolute;
    inset: 40px;
    background: var(--accent-gradient);
    filter: blur(60px);
    opacity: 0.3;
    border-radius: 50%;
}

.avatar-placeholder {
    position: absolute;
    inset: 60px;
    background: linear-gradient(180deg, var(--bg-tertiary), var(--bg-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

.avatar-face {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.avatar-eyes {
    display: flex;
    gap: 30px;
}

.eye {
    width: 16px;
    height: 16px;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--accent-primary);
    animation: blink 4s ease-in-out infinite;
}

@keyframes blink {
    0%, 45%, 55%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(0.1); }
}

.avatar-mouth {
    width: 40px;
    height: 20px;
    border: 3px solid var(--accent-secondary);
    border-top: none;
    border-radius: 0 0 40px 40px;
    animation: talk 2s ease-in-out infinite;
}

@keyframes talk {
    0%, 100% { height: 20px; }
    50% { height: 30px; }
}

.floating-badge {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    box-shadow: var(--shadow-md);
    animation: float 6s ease-in-out infinite;
}

.floating-badge .badge-icon {
    font-size: 1.25rem;
}

.badge-1 {
    top: 20px;
    right: -20px;
    animation-delay: 0s;
}

.badge-2 {
    bottom: 80px;
    left: -40px;
    animation-delay: 2s;
}

.badge-3 {
    bottom: 20px;
    right: 0;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ===== Use Cases Section ===== */
.use-cases {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.use-case-card {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.use-case-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
}

.use-case-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.use-case-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.use-case-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 16px;
}

.use-case-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-primary);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: gap var(--transition-base);
}

.use-case-link:hover {
    gap: 10px;
}

/* ===== Testimonials Section ===== */
.testimonials {
    padding: var(--section-padding) 0;
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    border-color: var(--border-hover);
}

.testimonial-content p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-info strong {
    font-size: 0.9375rem;
}

.author-info span {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

/* ===== Features Section ===== */
.features {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.feature-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
}

.feature-card.feature-large {
    grid-column: span 3;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    padding: 48px;
}

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

.feature-demo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.demo-avatar {
    position: relative;
    width: 120px;
    height: 120px;
    background: var(--bg-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pulse-ring {
    position: absolute;
    inset: -20px;
    border: 2px solid var(--accent-primary);
    border-radius: 50%;
    opacity: 0;
    animation: pulseRing 2s ease-out infinite;
}

@keyframes pulseRing {
    0% { transform: scale(0.8); opacity: 1; }
    100% { transform: scale(1.2); opacity: 0; }
}

.avatar-icon {
    font-size: 3rem;
}

.demo-waves {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 40px;
}

.demo-waves span {
    width: 4px;
    background: var(--accent-gradient);
    border-radius: 2px;
    animation: wave 1s ease-in-out infinite;
}

.demo-waves span:nth-child(1) { height: 20px; animation-delay: 0s; }
.demo-waves span:nth-child(2) { height: 30px; animation-delay: 0.1s; }
.demo-waves span:nth-child(3) { height: 25px; animation-delay: 0.2s; }

@keyframes wave {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(1.5); }
}

.feature-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.feature-content > p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

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

.feature-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
}

.feature-list li::before {
    content: '✓';
    color: var(--accent-primary);
    font-weight: 600;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.feature-card:not(.feature-large) h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-card:not(.feature-large) p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ===== API Section ===== */
.api-section {
    padding: var(--section-padding) 0;
}

.api-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.api-info .section-title {
    text-align: left;
}

.api-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 32px 0;
}

.api-feature {
    display: flex;
    align-items: center;
    gap: 12px;
}

.check-icon {
    width: 24px;
    height: 24px;
    background: rgba(99, 102, 241, 0.2);
    color: var(--accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
}

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

.api-code {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.code-dots {
    display: flex;
    gap: 6px;
}

.code-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-dots span:nth-child(1) { background: #ff5f57; }
.code-dots span:nth-child(2) { background: #ffbd2e; }
.code-dots span:nth-child(3) { background: #28ca42; }

.code-filename {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

.code-content {
    padding: 24px;
    overflow-x: auto;
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.875rem;
    line-height: 1.7;
}

.code-keyword { color: #c678dd; }
.code-string { color: #98c379; }
.code-number { color: #d19a66; }

/* ===== Integrations Section ===== */
.integrations {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.integration-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.integration-card {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.integration-card:hover {
    border-color: var(--border-hover);
}

.integration-card.featured {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
}

.integration-badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 50px;
    margin-bottom: 16px;
}

.integration-card.featured .integration-badge {
    background: var(--accent-gradient);
    color: white;
}

.integration-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.integration-card > p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 20px;
}

.integration-card ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.integration-card li {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ===== Pricing Section ===== */
.pricing {
    padding: var(--section-padding) 0;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    justify-content: center;
    gap: 32px;
    align-items: start;
}

.pricing-card {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    position: relative;
}

.pricing-card:hover {
    border-color: var(--border-hover);
}

.pricing-card.featured {
    background: rgba(99, 102, 241, 0.05);
    border-color: rgba(99, 102, 241, 0.3);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 16px;
    background: var(--accent-gradient);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 50px;
}

.pricing-header {
    text-align: center;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.pricing-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.price-amount {
    font-size: 2rem;
    font-weight: 700;
}

.price-period {
    color: var(--text-tertiary);
    font-size: 0.9375rem;
}

.price-credits {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 8px;
}

.pricing-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.pricing-features li {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ===== Trust Section ===== */
.trust-section {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.trust-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.trust-info .section-title {
    text-align: left;
}

.trust-info p {
    color: var(--text-secondary);
    margin-top: 16px;
}

.trust-badges {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-weight: 500;
}

.trust-badge .badge-icon {
    font-size: 1.5rem;
}

/* ===== FAQ Section ===== */
.faq-section {
    padding: var(--section-padding) 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition-base);
}

.faq-item:hover {
    border-color: var(--border-hover);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
}

.faq-icon {
    transition: transform var(--transition-base);
    color: var(--text-tertiary);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 24px 20px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== CTA Section ===== */
.cta-section {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-content p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 32px;
}

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


/* ===== Contact Form ===== */
.contact-form-container {
    max-width: 500px;
    margin: 40px auto 0;
    background: var(--bg-card);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    text-align: left;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-base);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.05);
}

.contact-form button[type="submit"] {
    margin-top: 12px;
    font-size: 1rem;
    cursor: pointer;
}

/* ===== Footer ===== */
.footer {
    padding: 64px 0 32px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 16px;
    margin-bottom: 0px;
}

.footer-brand p {
    color: var(--text-tertiary);
    margin-top: 12px;
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
    margin-bottom: 16px;
}

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

.footer-column a {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 48px;
    }
    
    .hero-content {
        order: 1;
    }
    
    .hero-visual {
        order: 0;
    }
    
    .hero-description {
        margin: 0 auto 40px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .use-cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-slider {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card.feature-large {
        grid-column: span 1;
        grid-template-columns: 1fr;
    }
    
    .api-content {
        grid-template-columns: 1fr;
    }
    
    .api-code {
        order: -1;
    }
    
    .integration-cards {
        grid-template-columns: 1fr;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .trust-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px;
    }
    
    .nav-links {
        display: none;
    }
    
    .nav-buttons {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .avatar-showcase {
        width: 280px;
        height: 280px;
    }
    
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }
    
    .stat-divider {
        width: 40px;
        height: 1px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn-large {
        width: 100%;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .trust-badges {
        grid-template-columns: 1fr;
    }
    
    .api-features {
        grid-template-columns: 1fr;
    }
}

/* ===== Language Switcher ===== */
.lang-switcher {
    position: relative;
    display: inline-block;
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9375rem;
    cursor: pointer;
    padding: 8px;
    transition: color var(--transition-fast);
}

.lang-btn:hover {
    color: var(--text-primary);
}
.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 8px;
    display: none;
    flex-direction: column;
    gap: 4px;
    min-width: 120px;
    box-shadow: var(--shadow-md);
}

.lang-dropdown::before {
    content: '';
    position: absolute;
    top: -12px; /* Bridges the 8px margin-top gap */
    left: 0;
    right: 0;
    height: 12px;
}

.lang-switcher:hover .lang-dropdown {
    display: flex;
}

.lang-dropdown a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 8px 12px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition-fast);
}

.lang-dropdown a:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}



/* ===== Demo Showcase Section ===== */
.demo-showcase {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.showcase-tabs {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 40px;
}

.tab-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 12px 24px;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.tab-btn:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
}

.tab-btn.active {
    background: var(--accent-gradient);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
}

.showcase-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 40px;
    min-height: 600px;
    position: relative;
    overflow: hidden;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.4s ease-in-out;
}

.tab-pane.active {
    display: block;
}

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

/* Live Demo Mode */
.live-demo-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    height: 100%;
}

.demo-video-placeholder {
    width: 100%;
    max-width: 800px;
    height: 450px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    border: 1px dashed var(--border-hover);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    position: relative;
    overflow: hidden;
}

.demo-video-placeholder video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.demo-avatar-glow {
    position: absolute;
    width: 200px;
    height: 200px;
    background: var(--accent-gradient);
    filter: blur(100px);
    opacity: 0.1;
    border-radius: 50%;
}

.placeholder-icon {
    font-size: 3rem;
    z-index: 1;
}

.demo-video-placeholder p {
    color: var(--text-tertiary);
    z-index: 1;
}

.demo-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    width: 100%;
    max-width: 600px;
}

.btn-mic {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-primary);
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-mic:hover {
    background: rgba(255,255,255,0.1);
    transform: scale(1.05);
}

.mic-icon {
    font-size: 1.25rem;
}

.demo-transcript {
    background: var(--bg-tertiary);
    padding: 20px 24px;
    border-radius: var(--radius-md);
    width: 100%;
    text-align: center;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

.demo-transcript .ai-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.125rem;
    font-weight: 500;
}

/* Video Grid Mode */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.video-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    transition: all var(--transition-fast);
}

.video-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
}

.video-thumbnail {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--text-tertiary);
    position: relative;
    overflow: hidden;
}

.video-card h4 {
    font-size: 1rem;
    color: var(--text-primary);
    text-align: center;
}

/* Image Grid Mode */
.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
}

.image-card {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    transition: all var(--transition-fast);
}

.image-card:hover {
    border-color: var(--border-hover);
    transform: scale(1.02);
}

.video-thumbnail video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-md);
}

/* ===== Visual Use Cases Premium Styles ===== */
.use-cases-grid {
    grid-template-columns: repeat(3, 1fr) !important;
}

.premium-card {
    padding: 0 !important;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.use-case-video {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--bg-tertiary);
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--border-color);
}



.use-case-content {
    padding: 32px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.use-case-content .use-case-icon {
    margin-bottom: 20px;
}

.use-case-content p {
    flex: 1;
}

@media (max-width: 1024px) {
    .use-cases-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}
@media (max-width: 768px) {
    .use-cases-grid {
        grid-template-columns: 1fr !important;
    }
}

/* Updated Premium Video Card & Modal Styles */
.use-case-video {
    width: 100%;
    aspect-ratio: 4/3;
    background: #000;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
}

.use-case-video .video-bg-blur {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    filter: blur(25px);
    opacity: 0.6;
    transform: scale(1.1); /* Prevents blur edges */
}

.use-case-video .video-main {
    position: relative;
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center top;
    z-index: 1;
}

.play-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    opacity: 0;
    transition: all 0.3s ease;
}

.use-case-video:hover .play-overlay {
    opacity: 1;
}

.play-btn-circle {
    width: 64px; height: 64px;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transform: scale(0.8);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.use-case-video:hover .play-btn-circle {
    transform: scale(1);
    background: rgba(255,255,255,0.2);
}

/* Video Modal Layout */
.video-modal {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    background: rgba(0,0,0,0.9);
    backdrop-filter: blur(10px);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.video-modal .modal-content {
    position: relative;
    width: 100%;
    max-width: 900px;
    background: #000;
    border-radius: 12px;
    box-shadow: 0 24px 48px rgba(0,0,0,0.5);
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.modal-content video {
    width: 100%;
    max-height: 80vh;
    border-radius: 12px;
    display: block;
}

.modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: rgba(255,255,255,0.7);
    font-size: 32px;
    cursor: pointer;
    transition: color 0.2s ease;
}

.modal-close:hover {
    color: white;
}

.brand-logo {
    height: 48px;
    width: auto;
    display: block;
}

.footer .brand-logo {
    height: 64px;
}

.global-bg {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: -2;
    overflow: hidden;
    pointer-events: none;
}