/* ========================================
   JSWTech Design System
   Primary: #0A0B1A (deep navy)
   Secondary: #00F0FF (bright cyan)
   Accent: #FF3366 (warm magenta)
   Neutral: #8A8F99 (cool gray)
   Success: #2ECC71 (emerald green)
   ======================================== */

/* CSS Custom Properties */
:root {
    /* Colors */
    --color-primary: #0A0B1A;
    --color-primary-light: #1a1b2a;
    --color-secondary: #00F0FF;
    --color-accent: #FF3366;
    --color-neutral: #8A8F99;
    --color-neutral-light: #B8BCC4;
    --color-neutral-dark: #5A5F69;
    --color-success: #2ECC71;
    --color-warning: #F39C12;
    --color-error: #E74C3C;

    /* Backgrounds */
    --bg-primary: #0A0B1A;
    --bg-secondary: #121420;
    --bg-card: #1A1B2E;
    --bg-input: #25263A;

    /* Typography */
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;

    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 2rem;
    --text-4xl: 2.5rem;
    --text-5xl: 3rem;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 20px rgba(0, 240, 255, 0.3);
    --shadow-glow-accent: 0 0 20px rgba(255, 51, 102, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
}

/* ========================================
   Reset & Base Styles
   ======================================== */

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

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

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--color-neutral);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    margin: 0;
    padding: 0;
}

/* Particle Background Canvas */
#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    position: relative;
    z-index: 1;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    color: #ffffff;
    line-height: 1.2;
    font-weight: 600;
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p {
    margin-bottom: var(--space-md);
}

a {
    color: var(--color-secondary);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--color-accent);
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(10, 11, 26, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 240, 255, 0.1);
    transition: all var(--transition-base);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-brand .logo-text {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: #ffffff;
}

.nav-brand .accent {
    color: var(--color-secondary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    list-style: none;
}

.nav-link {
    color: var(--color-neutral);
    font-weight: 500;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.nav-link:hover {
    color: var(--color-secondary);
    background: rgba(0, 240, 255, 0.1);
}

.nav-cta {
    margin-left: var(--space-lg);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-secondary);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-secondary), #00D4E4);
    color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.5);
}

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

.btn-secondary:hover {
    background: rgba(0, 240, 255, 0.1);
    transform: translateY(-2px);
}

.btn-accent {
    background: var(--color-accent);
    color: #ffffff;
    box-shadow: var(--shadow-glow-accent);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(255, 51, 102, 0.5);
}

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

.btn-arrow {
    transition: transform var(--transition-base);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

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

.hero {
    padding: 160px 0 var(--space-4xl);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
}

.badge-icon {
    font-size: var(--text-lg);
}

.badge-text {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-secondary);
}

.hero-title {
    margin-bottom: var(--space-lg);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: var(--text-lg);
    color: var(--color-neutral-light);
    margin-bottom: var(--space-xl);
    max-width: 600px;
}

.hero-benefits {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-sm);
    color: var(--color-neutral-light);
}

.benefit-icon {
    font-size: var(--text-xl);
}

.hero-ctas {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.hero-trust {
    display: flex;
    gap: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(138, 143, 153, 0.2);
}

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

.trust-stat {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-secondary);
}

.trust-label {
    font-size: var(--text-sm);
    color: var(--color-neutral);
}

/* Hero Visual - Dashboard Mockup */
.hero-visual {
    position: relative;
}

.dashboard-mockup {
    background: var(--bg-card);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    overflow: hidden;
    animation: float 6s ease-in-out infinite;
}

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

.mockup-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid rgba(0, 240, 255, 0.1);
}

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

.mockup-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-neutral);
}

.mockup-dots span:nth-child(1) { background: #E74C3C; }
.mockup-dots span:nth-child(2) { background: #F39C12; }
.mockup-dots span:nth-child(3) { background: var(--color-success); }

.mockup-title {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--color-neutral);
}

.mockup-body {
    display: grid;
    grid-template-columns: 150px 1fr;
    min-height: 400px;
}

.mockup-sidebar {
    background: var(--bg-secondary);
    padding: var(--space-lg);
    border-right: 1px solid rgba(138, 143, 153, 0.1);
}

.sidebar-item {
    padding: var(--space-sm) var(--space-md);
    margin-bottom: var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    color: var(--color-neutral);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.sidebar-item:hover {
    background: rgba(0, 240, 255, 0.1);
    color: var(--color-secondary);
}

.sidebar-item.active {
    background: rgba(0, 240, 255, 0.2);
    color: var(--color-secondary);
}

.mockup-content {
    padding: var(--space-lg);
    overflow-y: auto;
}

.lead-card {
    background: var(--bg-input);
    border: 1px solid rgba(138, 143, 153, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-md);
    transition: all var(--transition-base);
}

.lead-card:hover {
    border-color: var(--color-secondary);
    transform: translateX(4px);
}

.lead-card.new {
    border-color: var(--color-secondary);
    box-shadow: var(--shadow-glow);
}

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

.lead-source {
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.lead-source.whatsapp { background: rgba(46, 204, 113, 0.2); color: var(--color-success); }
.lead-source.facebook { background: rgba(66, 103, 178, 0.2); color: #4267B2; }
.lead-source.telegram { background: rgba(0, 136, 204, 0.2); color: #0088CC; }

.lead-time {
    font-size: var(--text-xs);
    color: var(--color-neutral);
}

.lead-name {
    font-weight: 600;
    color: #ffffff;
    margin-bottom: var(--space-xs);
}

.lead-message {
    font-size: var(--text-sm);
    color: var(--color-neutral-light);
    margin-bottom: var(--space-md);
}

.lead-ai {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.ai-badge {
    padding: var(--space-xs) var(--space-sm);
    background: rgba(0, 240, 255, 0.2);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    color: var(--color-secondary);
}

.ai-status {
    font-size: var(--text-sm);
    color: var(--color-success);
}

/* ========================================
   Sections
   ======================================== */

.section {
    padding: var(--space-4xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-title {
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: var(--text-xl);
    color: var(--color-neutral-light);
}

/* ========================================
   Problem Section
   ======================================== */

.problem {
    background: var(--bg-secondary);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.problem-card {
    background: var(--bg-card);
    border: 1px solid rgba(138, 143, 153, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.problem-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow-accent);
    transform: translateY(-4px);
}

.problem-icon {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
}

.problem-card h3 {
    margin-bottom: var(--space-md);
    color: #ffffff;
}

.problem-card p {
    color: var(--color-neutral-light);
    font-size: var(--text-base);
}

/* ========================================
   Solution Section
   ======================================== */

.solution-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
    flex-wrap: wrap;
}

.step-card {
    flex: 1;
    min-width: 250px;
    background: var(--bg-card);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.step-card:hover {
    border-color: var(--color-secondary);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.step-number {
    width: 50px;
    height: 50px;
    margin: 0 auto var(--space-lg);
    background: linear-gradient(135deg, var(--color-secondary), #00D4E4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-primary);
}

.step-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
}

.step-card h3 {
    margin-bottom: var(--space-md);
    color: #ffffff;
}

.step-card p {
    color: var(--color-neutral-light);
}

.step-arrow {
    font-size: var(--text-3xl);
    color: var(--color-secondary);
}

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

/* ========================================
   Features Section
   ======================================== */

.features {
    background: var(--bg-secondary);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid rgba(138, 143, 153, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
    position: relative;
}

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

.feature-card.featured {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow-accent);
}

.feature-card.featured:hover {
    transform: scale(1.02);
}

.featured-badge {
    position: absolute;
    top: -12px;
    right: var(--space-xl);
    background: var(--color-accent);
    color: #ffffff;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
}

.feature-card h3 {
    margin-bottom: var(--space-md);
    color: #ffffff;
}

.feature-card > p {
    color: var(--color-neutral-light);
    margin-bottom: var(--space-lg);
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: var(--space-sm) 0;
    padding-left: var(--space-xl);
    position: relative;
    color: var(--color-neutral-light);
    font-size: var(--text-sm);
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

/* ========================================
   Testimonials Section
   ======================================== */

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid rgba(138, 143, 153, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    border-color: var(--color-success);
    box-shadow: 0 0 20px rgba(46, 204, 113, 0.2);
}

.testimonial-stars {
    color: #F39C12;
    font-size: var(--text-lg);
    margin-bottom: var(--space-md);
}

.testimonial-text {
    font-size: var(--text-base);
    color: var(--color-neutral-light);
    margin-bottom: var(--space-lg);
    font-style: italic;
}

.testimonial-author {
    border-top: 1px solid rgba(138, 143, 153, 0.1);
    padding-top: var(--space-md);
}

.author-name {
    font-weight: 600;
    color: #ffffff;
}

.author-business {
    font-size: var(--text-sm);
    color: var(--color-neutral);
}

/* ========================================
   Pricing Teaser Section
   ======================================== */

.pricing-teaser {
    background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
    border-top: 1px solid rgba(0, 240, 255, 0.1);
    border-bottom: 1px solid rgba(0, 240, 255, 0.1);
}

.pricing-teaser-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.pricing-teaser-title {
    margin-bottom: var(--space-sm);
}

.pricing-teaser-subtitle {
    margin-bottom: var(--space-xl);
    color: var(--color-neutral-light);
}

.pricing-teaser-plans {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

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

.plan-name {
    font-size: var(--text-sm);
    color: var(--color-neutral);
}

.plan-price {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-secondary);
}

/* ========================================
   CTA Section
   ======================================== */

.cta {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.1), rgba(255, 51, 102, 0.1));
    border-top: 1px solid rgba(0, 240, 255, 0.2);
}

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

.cta-title {
    margin-bottom: var(--space-md);
}

.cta-subtitle {
    font-size: var(--text-lg);
    color: var(--color-neutral-light);
    margin-bottom: var(--space-xl);
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.cta-trust {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
    font-size: var(--text-sm);
    color: var(--color-neutral-light);
}

.cta-trust span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

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

.footer {
    background: var(--bg-secondary);
    border-top: 1px solid rgba(138, 143, 153, 0.1);
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-xl);
}

.footer-brand .logo-text {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: #ffffff;
}

.footer-brand .accent {
    color: var(--color-secondary);
}

.footer-tagline {
    margin-top: var(--space-sm);
    margin-bottom: var(--space-lg);
    color: var(--color-neutral);
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.footer-social a {
    color: var(--color-neutral-light);
    font-size: var(--text-sm);
    transition: color var(--transition-base);
}

.footer-social a:hover {
    color: var(--color-secondary);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.footer-column h4 {
    font-size: var(--text-sm);
    color: #ffffff;
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.footer-column li {
    margin-bottom: var(--space-sm);
}

.footer-column a {
    color: var(--color-neutral-light);
    font-size: var(--text-sm);
    transition: color var(--transition-base);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(138, 143, 153, 0.1);
    font-size: var(--text-sm);
    color: var(--color-neutral);
}

/* ========================================
   Nova Chat Widget
   ======================================== */

.nova-widget {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    z-index: var(--z-fixed);
}

.nova-toggle {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-secondary), #00D4E4);
    border: none;
    border-radius: 50%;
    box-shadow: var(--shadow-glow);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    animation: float-nova 3s ease-in-out infinite, pulse-glow 2s ease-in-out infinite, attention-bounce 5s ease-in-out infinite;
}

.nova-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.5);
    animation: float-nova 3s ease-in-out infinite, pulse-glow-strong 1.5s ease-in-out infinite;
}

.nova-icon {
    font-size: var(--text-2xl);
    animation: wave-emoji 2.5s ease-in-out infinite;
}

.nova-label {
    display: none;
}

@keyframes float-nova {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: var(--shadow-glow); }
    50% { box-shadow: 0 0 30px rgba(0, 240, 255, 0.4); }
}

@keyframes pulse-glow-strong {
    0%, 100% { box-shadow: 0 0 30px rgba(0, 240, 255, 0.4); }
    50% { box-shadow: 0 0 40px rgba(0, 240, 255, 0.7); }
}

@keyframes attention-bounce {
    0%, 95%, 100% { transform: translateY(0px) scale(1); }
    97% { transform: translateY(-15px) scale(1.05); }
    99% { transform: translateY(-5px) scale(1.02); }
}

@keyframes wave-emoji {
    0%, 100% { transform: rotate(0deg); }
    10%, 30% { transform: rotate(14deg); }
    20%, 40% { transform: rotate(-8deg); }
    50% { transform: rotate(0deg); }
    60% { transform: rotate(0deg); }
    70%, 90% { transform: rotate(-10deg); }
    80% { transform: rotate(14deg); }
}

.nova-chat {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 380px;
    height: 600px;
    background: var(--bg-card);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    display: none;
    flex-direction: column;
    overflow: hidden;
}

.nova-chat.open {
    display: flex;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.nova-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid rgba(0, 240, 255, 0.1);
}

.nova-avatar {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--color-secondary), #00D4E4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl);
}

.nova-info {
    flex: 1;
}

.nova-name {
    font-weight: 600;
    color: #ffffff;
}

.nova-status {
    font-size: var(--text-xs);
    color: var(--color-success);
}

.nova-close {
    background: none;
    border: none;
    color: var(--color-neutral);
    font-size: var(--text-2xl);
    cursor: pointer;
    padding: var(--space-xs);
    line-height: 1;
    transition: color var(--transition-fast);
}

.nova-close:hover {
    color: #ffffff;
}

.nova-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.nova-message {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    max-width: 85%;
}

.nova-message.nova {
    align-self: flex-start;
}

.nova-message.user {
    align-self: flex-end;
}

.nova-message .message-content {
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    line-height: 1.5;
}

.nova-message.nova .message-content {
    background: var(--bg-input);
    color: var(--color-neutral-light);
    border-bottom-left-radius: var(--radius-xs);
}

.nova-message.user .message-content {
    background: linear-gradient(135deg, var(--color-secondary), #00D4E4);
    color: var(--color-primary);
    border-bottom-right-radius: var(--radius-xs);
}

.nova-message .message-content p {
    margin-bottom: var(--space-xs);
}

.nova-message .message-content p:last-child {
    margin-bottom: 0;
}

.nova-message .message-time {
    font-size: var(--text-xs);
    color: var(--color-neutral);
    align-self: flex-end;
}

.nova-message.user .message-time {
    align-self: flex-start;
}

.nova-quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.quick-action {
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: 1px solid var(--color-secondary);
    border-radius: var(--radius-full);
    color: var(--color-secondary);
    font-size: var(--text-xs);
    cursor: pointer;
    transition: all var(--transition-base);
}

.quick-action:hover {
    background: rgba(0, 240, 255, 0.1);
}

.nova-input-area {
    padding: var(--space-lg);
    background: var(--bg-secondary);
    border-top: 1px solid rgba(0, 240, 255, 0.1);
}

.input-wrapper {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.nova-input-area input {
    flex: 1;
    padding: var(--space-md);
    background: var(--bg-input);
    border: 1px solid rgba(138, 143, 153, 0.3);
    border-radius: var(--radius-lg);
    color: #ffffff;
    font-size: var(--text-sm);
    transition: border-color var(--transition-base);
}

.nova-input-area input:focus {
    outline: none;
    border-color: var(--color-secondary);
}

.nova-input-area .send-button {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--color-secondary), #00D4E4);
    border: none;
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    font-size: var(--text-xl);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.nova-input-area .send-button:hover {
    transform: scale(1.05);
}

.nova-disclaimer {
    font-size: var(--text-xs);
    color: var(--color-neutral);
    text-align: center;
}

/* ========================================
   FORMS
   ======================================== */

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

.form-group label {
    display: block;
    margin-bottom: var(--space-sm);
    font-weight: 500;
    color: #ffffff;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--space-md);
    background: var(--bg-input);
    border: 1px solid rgba(138, 143, 153, 0.3);
    border-radius: var(--radius-lg);
    color: #ffffff;
    font-family: var(--font-body);
    font-size: var(--text-base);
    transition: border-color var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-secondary);
}

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

.form-error {
    color: var(--color-error);
    font-size: var(--text-sm);
    margin-top: var(--space-xs);
    display: none;
}

.form-group.error input,
.form-group.error textarea,
.form-group.error select {
    border-color: var(--color-error);
}

.form-group.error .form-error {
    display: block;
}

.form-success {
    color: var(--color-success);
    font-size: var(--text-sm);
    margin-top: var(--space-xs);
    display: none;
}

.form-group.success .form-success {
    display: block;
}

/* ========================================
   YOUTUBE VIDEO SECTION - FULLY CENTERED
   ======================================== */

.video-hero-section {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 100%;
    min-height: auto; /* 🔥 remove forced full height */
    padding: 120px 20px;

    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 100%);
    position: relative;
}

.video-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(0, 240, 255, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.video-hero-content {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;

    display: flex;
    flex-direction: column;
    align-items: center; /* 🔥 forces perfect horizontal alignment */
}

.video-hero-badge {
    display: inline-block;
    background: rgba(0, 240, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: 40px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-secondary);
    margin-bottom: 24px;
    border: 1px solid rgba(0, 240, 255, 0.3);
}

.video-hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: #ffffff;
}

.video-hero-title .gradient-text {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.video-hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-neutral-light);
    margin-bottom: 48px;
}

.video-preview-wrapper {
    width: 100%;
    max-width: 800px;

    margin: 0 auto; /* 🔥 center horizontally */
    display: block;

    border-radius: 24px;
    overflow: hidden;

    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.video-preview-wrapper:hover {
    transform: scale(1.02);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.3);
}

.video-preview-link {
    display: block;
    text-decoration: none;
    cursor: pointer;
}

.video-thumbnail-container {
    width: 100%;
    aspect-ratio: 16 / 9; /* 🔥 better than padding hack */
    position: relative;
}

.video-thumbnail-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.video-preview-wrapper:hover .video-thumbnail-img {
    transform: scale(1.05);
}

.play-button-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    transition: transform 0.2s ease;
}

.video-preview-wrapper:hover .play-button-overlay {
    transform: translate(-50%, -50%) scale(1.1);
}

.play-button-circle {
    width: 80px;
    height: 80px;
    background: rgba(255, 0, 0, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: background 0.2s ease;
}

.video-preview-wrapper:hover .play-button-circle {
    background: #ff0000;
}

.play-triangle {
    color: white;
    font-size: 32px;
    margin-left: 6px;
}

.video-duration-badge {
    position: absolute;
    bottom: 16px;
    right: 16px;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    color: white;
    font-size: 13px;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 8px;
    font-family: monospace;
    z-index: 2;
}

.video-hero-note {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-top: 32px;
    font-size: 0.9rem;
    color: var(--color-neutral);
}

.video-hero-note span {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ========================================
   MOBILE RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    h1 { font-size: var(--text-3xl); }
    h2 { font-size: var(--text-2xl); }
    h3 { font-size: var(--text-xl); }
    
    .navbar .container {
        height: 70px;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-primary);
        flex-direction: column;
        justify-content: center;
        gap: var(--space-2xl);
        transition: left var(--transition-base);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 6px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(8px, -6px);
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .hero {
        padding: 120px 0 var(--space-2xl);
    }
    
    .mockup-body {
        grid-template-columns: 1fr;
    }
    
    .mockup-sidebar {
        display: flex;
        gap: var(--space-sm);
        overflow-x: auto;
        border-right: none;
        border-bottom: 1px solid rgba(138, 143, 153, 0.1);
    }
    
    .solution-steps {
        flex-direction: column;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .nova-chat {
        width: calc(100vw - 40px);
        right: -10px;
        height: 500px;
    }
    
    /* Video Section Mobile Fix */
    .video-hero-section {
        padding: 80px 16px;
    }

    
     .video-hero-content {
        max-width: 100%;
    }

    
    .video-hero-title {
        font-size: 1.8rem;
    }
    
    .video-hero-subtitle {
        font-size: 1rem;
        margin-bottom: 32px;
    }
    
   .video-preview-wrapper {
        width: 100%;
        max-width: 100%;
    }
    
    .play-button-circle {
        width: 55px;
        height: 55px;
    }
    
    .play-triangle {
        font-size: 22px;
        margin-left: 4px;
    }
    
    .video-hero-note {
        gap: 20px;
        flex-wrap: wrap;
        font-size: 0.8rem;
    }
    
    .video-duration-badge {
        font-size: 11px;
        padding: 4px 8px;
        bottom: 10px;
        right: 10px;
    }
}

/* Small Mobile (max-width: 480px) */
@media (max-width: 480px) {
    .video-hero-title {
        font-size: 1.5rem;
    }
    
    .video-hero-badge {
        font-size: 0.75rem;
        padding: 6px 16px;
    }
    
    .play-button-circle {
        width: 45px;
        height: 45px;
    }
    
    .play-triangle {
        font-size: 18px;
    }
    
    .video-hero-note {
        gap: 12px;
        flex-direction: column;
        align-items: center;
    }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

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

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

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

.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }

.hidden { display: none !important; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}