/* ============================================
   ThreadClear Marketing Site
   Modern, Professional Design
   ============================================ */

:root {
    /* Colors */
    --color-bg: #fafbfc;
    --color-surface: #ffffff;
    --color-text: #0f172a;
    --color-text-secondary: #475569;
    --color-text-muted: #94a3b8;
    --color-border: #e2e8f0;
    --color-border-light: #f1f5f9;
    
    --color-primary: #0ea5e9;
    --color-primary-dark: #0284c7;
    --color-primary-light: #7dd3fc;
    
    --color-accent: #3b82f6;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0ea5e9 0%, #3b82f6 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-surface: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    
    /* Typography */
    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-4xl: 96px;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ============================================
   Navigation
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-light);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.logo-icon {
    height: 44px;
    width: auto;
}

.logo-text {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.5px;
}

.logo-img {
    height: 44px;
    width: auto;
}

.logo-mark {
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    color: white;
    box-shadow: 0 2px 8px rgba(14, 165, 233, 0.3);
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

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

.nav-mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* Mobile Menu Hamburger Animation */
.nav-mobile-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-mobile-toggle.open span:nth-child(2) {
    opacity: 0;
}

.nav-mobile-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu Panel */
.nav-mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    right: -100%;
    width: 100%;
    max-width: 320px;
    height: calc(100vh - 72px);
    background: var(--color-surface);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    z-index: 999;
    padding: var(--space-lg);
    transition: right var(--transition-slow);
    overflow-y: auto;
}

.nav-mobile-menu.open {
    right: 0;
}

.nav-mobile-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-bottom: var(--space-xl);
}

.nav-mobile-links a {
    display: block;
    padding: var(--space-md);
    font-size: 16px;
    font-weight: 500;
    color: var(--color-text);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.nav-mobile-links a:hover {
    background: var(--color-bg);
    color: var(--color-primary);
}

.nav-mobile-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

/* Mobile Menu Overlay */
.nav-mobile-overlay {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 998;
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.nav-mobile-overlay.open {
    opacity: 1;
}

/* Prevent body scroll when menu is open */
body.menu-open {
    overflow: hidden;
}

@media (max-width: 768px) {
    .nav-mobile-menu,
    .nav-mobile-overlay {
        display: block;
    }
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 12px 24px;
    background: var(--gradient-primary);
    color: white;
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: 0 2px 8px rgba(14, 165, 233, 0.25);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.35);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 12px 24px;
    background: white;
    color: var(--color-text);
    font-size: 14px;
    font-weight: 600;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 12px 24px;
    background: transparent;
    color: var(--color-text-secondary);
    font-size: 14px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: color var(--transition-fast);
}

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

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-full {
    width: 100%;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 150%;
    height: 600px;
    background: radial-gradient(ellipse at center top, rgba(14, 165, 233, 0.08) 0%, transparent 60%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(0, 0, 0, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: linear-gradient(180deg, white, transparent 80%);
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 8px 16px;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
    box-shadow: var(--shadow-sm);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

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

.hero-title {
    font-size: clamp(40px, 6vw, 64px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -2px;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

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

.hero-subtitle {
    font-size: 20px;
    line-height: 1.6;
    color: var(--color-text-secondary);
    max-width: 640px;
    margin: 0 auto var(--space-xl);
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-4xl);
}

/* Hero Visual */
.hero-visual {
    max-width: 700px;
    margin: 0 auto;
}

.visual-window {
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.window-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

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

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

.window-dots span:nth-child(1) { background: #ef4444; }
.window-dots span:nth-child(2) { background: #f59e0b; }
.window-dots span:nth-child(3) { background: #10b981; }

.window-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-muted);
}

.window-content {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.analysis-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-light);
}

.analysis-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.analysis-icon.risk-high {
    background: #fef2f2;
    color: #ef4444;
}

.analysis-icon.risk-medium {
    background: #fffbeb;
    color: #f59e0b;
}

.analysis-icon.risk-low {
    background: #f0fdf4;
    color: #10b981;
}

.analysis-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.analysis-label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-muted);
}

.analysis-text {
    font-size: 14px;
    color: var(--color-text);
}

/* ============================================
   Trust Bar
   ============================================ */
.trust-bar {
    padding: var(--space-2xl) 0;
    background: white;
    border-top: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border-light);
}

.trust-bar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
}

.trust-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-muted);
    white-space: nowrap;
}

.trust-items {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-secondary);
}

.trust-item svg {
    color: var(--color-primary);
}

.trust-item span {
    font-size: 14px;
    font-weight: 500;
}

/* ============================================
   Section Styles
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-label {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

.section-header h2 {
    font-size: clamp(32px, 4vw, 44px);
    font-weight: 700;
    letter-spacing: -1px;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 18px;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   Problem Section
   ============================================ */
.problem {
    padding: var(--space-4xl) 0;
}

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

.problem-card {
    padding: var(--space-xl);
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

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

.problem-icon {
    width: 56px;
    height: 56px;
    background: var(--color-bg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    margin-bottom: var(--space-lg);
}

.problem-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.problem-card p {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ============================================
   Features Section
   ============================================ */
.features {
    padding: var(--space-4xl) 0;
    background: white;
}

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

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

.feature-card:hover {
    border-color: var(--color-border);
    box-shadow: var(--shadow-md);
}

.feature-card.feature-large {
    grid-column: span 3;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    padding: var(--space-2xl);
    background: var(--gradient-dark);
    border: none;
}

.feature-large .feature-content h3,
.feature-large .feature-content p {
    color: white;
}

.feature-large .feature-content p {
    opacity: 0.8;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: white;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.feature-card p {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Feature Mockup */
.feature-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-mockup {
    background: white;
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
}

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

.mockup-tag {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text);
}

.mockup-count {
    font-size: 12px;
    font-weight: 500;
    color: var(--color-danger);
    background: #fef2f2;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
}

.mockup-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.mockup-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg);
    border-radius: var(--radius-sm);
    font-size: 13px;
}

.mockup-item .item-status {
    width: 8px;
    height: 8px;
    background: var(--color-warning);
    border-radius: 50%;
}

.mockup-item.urgent .item-status {
    background: var(--color-danger);
}

.mockup-item .item-text {
    flex: 1;
    color: var(--color-text);
}

.mockup-item .item-time {
    font-size: 11px;
    color: var(--color-text-muted);
}

/* ============================================
   How It Works
   ============================================ */
.how-it-works {
    padding: var(--space-4xl) 0;
}

.steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: var(--space-md);
}

.step {
    flex: 1;
    max-width: 300px;
    text-align: center;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: white;
    margin: 0 auto var(--space-lg);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}

.step-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.step-content p {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.step-visual {
    display: flex;
    justify-content: center;
}

.step-icon-box {
    width: 64px;
    height: 64px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
}

.step-icon-box.processing {
    color: var(--color-primary);
    animation: rotate 3s linear infinite;
}

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

.step-icon-box.success {
    background: #f0fdf4;
    border-color: #bbf7d0;
    color: var(--color-success);
}

.step-connector {
    width: 80px;
    height: 2px;
    background: var(--color-border);
    margin-top: 24px;
}

/* Steps Grid (alternate layout) */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.step-card {
    text-align: center;
    padding: var(--space-xl);
}

.step-card .step-number {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    color: white;
    margin: 0 auto var(--space-lg);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}

.step-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.step-card p {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ============================================
   Industries Section
   ============================================ */
.industries {
    padding: var(--space-4xl) 0;
    background: white;
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.industry-card {
    padding: var(--space-xl);
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-base);
}

.industry-card:hover {
    border-color: var(--color-border);
    box-shadow: var(--shadow-md);
}

.industry-icon {
    width: 64px;
    height: 64px;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    margin-bottom: var(--space-lg);
}

.industry-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.industry-card > p {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.industry-benefits {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.industry-benefits li {
    font-size: 14px;
    color: var(--color-text);
    padding-left: var(--space-lg);
    position: relative;
}

.industry-benefits li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
}

/* ============================================
   Privacy Section
   ============================================ */
.privacy {
    padding: var(--space-4xl) 0;
}

.privacy-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.privacy-text h2 {
    font-size: 36px;
    font-weight: 700;
    letter-spacing: -1px;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.privacy-text > p {
    font-size: 16px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
}

.privacy-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.privacy-list li {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 15px;
    color: var(--color-text);
}

.privacy-list svg {
    color: var(--color-success);
    flex-shrink: 0;
}

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

.shield-graphic {
    color: var(--color-primary);
}

/* ============================================
   Pricing Section
   ============================================ */
.pricing {
    padding: var(--space-4xl) 0;
    background: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    align-items: start;
}

.pricing-card {
    padding: var(--space-xl);
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    position: relative;
}

.pricing-card.featured {
    background: white;
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: scale(1.02);
}

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

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

.pricing-header h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

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

.pricing-amount .price {
    font-size: 48px;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -2px;
}

.pricing-amount .period {
    font-size: 16px;
    color: var(--color-text-muted);
}

.pricing-desc {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-top: var(--space-sm);
}

.pricing-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 14px;
    color: var(--color-text);
}

.pricing-features svg {
    color: var(--color-success);
    flex-shrink: 0;
}

/* ============================================
   CTA Section
   ============================================ */
.cta {
    padding: var(--space-4xl) 0;
    background: var(--gradient-dark);
}

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

.cta h2 {
    font-size: 36px;
    font-weight: 700;
    letter-spacing: -1px;
    color: white;
    margin-bottom: var(--space-md);
}

.cta > .cta-content > p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-xl);
}

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

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

.cta-form input,
.cta-form select {
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    font-size: 15px;
    color: white;
    font-family: inherit;
    transition: all var(--transition-fast);
}

.cta-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.cta-form select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
}

.cta-form select option {
    color: var(--color-text);
    background: white;
}

.cta-form input:focus,
.cta-form select:focus {
    outline: none;
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.15);
}

.cta-note {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    margin-top: var(--space-md);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: var(--space-3xl) 0 var(--space-xl);
    background: var(--color-text);
    color: white;
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--space-3xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin-top: var(--space-md);
    max-width: 280px;
}

.footer-brand .nav-logo {
    margin-bottom: var(--space-md);
}

.footer-brand .logo-text {
    color: white;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.footer-column h4 {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: var(--space-md);
}

.footer-column a {
    display: block;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    padding: 6px 0;
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

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

.footer-social a {
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast);
}

.footer-social a:hover {
    color: white;
}

/* ============================================
   Page Header (About, Security, Privacy, Terms)
   ============================================ */
.page-header {
    padding: 8rem 0 4rem;
    background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 1rem;
}

.page-subtitle {
    font-size: 1.25rem;
    color: #94a3b8;
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   About Sections
   ============================================ */
.about-section {
    padding: 5rem 0;
}

.about-section.alt-bg {
    background: #f8fafc;
}

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

.about-text h2 {
    font-size: 2rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.125rem;
    color: #475569;
    line-height: 1.75;
    margin-bottom: 1.5rem;
}

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

/* Approach Grid */
.approach-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.approach-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 2rem;
    transition: box-shadow 0.2s ease;
}

.approach-card:hover {
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.approach-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #0ea5e9 0%, #0369a1 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: #fff;
}

.approach-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #0f172a;
    margin-bottom: 0.75rem;
}

.approach-card p {
    font-size: 1rem;
    color: #64748b;
    line-height: 1.6;
}

/* ============================================
   Security Grid
   ============================================ */
.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.security-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.2s ease;
}

.security-card:hover {
    border-color: #0ea5e9;
    box-shadow: 0 10px 40px rgba(14, 165, 233, 0.1);
}

.security-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #0ea5e9 0%, #0369a1 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: #fff;
}

.security-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #0f172a;
    margin-bottom: 0.75rem;
}

.security-card p {
    font-size: 1rem;
    color: #64748b;
    line-height: 1.6;
}

/* ============================================
   Compliance Grid
   ============================================ */
.compliance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.compliance-item {
    padding: 1.5rem;
    background: #f8fafc;
    border-radius: 8px;
    border-left: 4px solid #0ea5e9;
}

.compliance-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: #0f172a;
    margin-bottom: 0.5rem;
}

.compliance-item p {
    font-size: 0.95rem;
    color: #64748b;
    line-height: 1.6;
    margin: 0;
}

/* ============================================
   Tech Details
   ============================================ */
.tech-details {
    margin-top: 2rem;
}

.tech-item {
    padding: 1.5rem 0;
    border-bottom: 1px solid #e2e8f0;
}

.tech-item:last-child {
    border-bottom: none;
}

.tech-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: #0f172a;
    margin-bottom: 0.5rem;
}

.tech-item p {
    font-size: 1rem;
    color: #64748b;
    line-height: 1.6;
    margin: 0;
}

/* ============================================
   Legal Content (Privacy & Terms)
   ============================================ */
.legal-content {
    padding: 4rem 0;
    background: #fff;
}

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

.legal-text h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0f172a;
    margin-top: 3rem;
    margin-bottom: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #e2e8f0;
}

.legal-text h2:first-of-type {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.legal-text h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1e293b;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.legal-text p {
    font-size: 1rem;
    color: #475569;
    line-height: 1.75;
    margin-bottom: 1rem;
}

.legal-text ul {
    margin: 1rem 0 1.5rem;
    padding-left: 1.5rem;
}

.legal-text li {
    font-size: 1rem;
    color: #475569;
    line-height: 1.75;
    margin-bottom: 0.5rem;
}

.legal-text a {
    color: #0ea5e9;
    text-decoration: none;
    transition: color 0.2s ease;
}

.legal-text a:hover {
    color: #0369a1;
    text-decoration: underline;
}

.legal-text strong {
    color: #0f172a;
    font-weight: 600;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .problem-grid,
    .features-grid,
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .feature-card.feature-large {
        grid-column: span 2;
    }
    
    .privacy-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .privacy-visual {
        order: -1;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .steps-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links,
    .nav-actions {
        display: none;
    }
    
    .nav-mobile-toggle {
        display: flex;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .trust-bar .container {
        flex-direction: column;
        text-align: center;
    }
    
    .trust-items {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .problem-grid,
    .features-grid,
    .industries-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card.feature-large {
        grid-column: span 1;
        grid-template-columns: 1fr;
    }
    
    .steps {
        flex-direction: column;
        align-items: center;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .step-connector {
        width: 2px;
        height: 40px;
        margin: 0;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    /* Page Header Responsive */
    .page-header {
        padding: 6rem 0 3rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    /* About Sections Responsive */
    .about-section {
        padding: 3rem 0;
    }
    
    .about-text h2 {
        font-size: 1.75rem;
    }
    
    .security-grid,
    .approach-grid,
    .compliance-grid {
        grid-template-columns: 1fr;
    }
    
    /* Legal Content Responsive */
    .legal-content {
        padding: 2rem 0;
    }
    
    .legal-text h2 {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .hero-title {
        font-size: 32px;
        letter-spacing: -1px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .section-header h2 {
        font-size: 28px;
    }
    
    .trust-items {
        gap: var(--space-md);
    }
    
    .trust-item span {
        font-size: 12px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}