/* ============================================================
   ArmoPot Marketing Site — Design System
   Purple theme matching brand identity
   ============================================================ */

:root {
    --bg: #0B0D17;
    --bg-elevated: #101225;
    --bg-card: #14162A;
    --bg-card-hover: #1A1D35;
    --bg-input: #12142A;
    --text: #EAEDF3;
    --text-secondary: #9196B0;
    --text-muted: #5C6078;
    --primary: #7C3AED;
    --primary-light: #A78BFA;
    --primary-dark: #5B21B6;
    --primary-glow: rgba(124, 58, 237, 0.25);
    --primary-glow-strong: rgba(124, 58, 237, 0.45);
    --gradient-start: #7C3AED;
    --gradient-mid: #8B5CF6;
    --gradient-end: #A78BFA;
    --border: #1E2040;
    --border-light: #282B4A;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px var(--primary-glow);
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1240px;
    --header-height: 72px;
}

/* Light Theme (default) */
html[data-theme="light"] {
    --bg: #FFFFFF;
    --bg-elevated: #F5F6FA;
    --bg-card: #FFFFFF;
    --bg-card-hover: #F0F1F8;
    --bg-input: #F5F6FA;
    --text: #1A1B2E;
    --text-secondary: #555770;
    --text-muted: #8E90A6;
    --primary: #7C3AED;
    --primary-light: #6D28D9;
    --primary-dark: #5B21B6;
    --primary-glow: rgba(124, 58, 237, 0.1);
    --primary-glow-strong: rgba(124, 58, 237, 0.2);
    --gradient-start: #7C3AED;
    --gradient-mid: #8B5CF6;
    --gradient-end: #6D28D9;
    --border: #E2E4EC;
    --border-light: #D1D3E0;
    --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 0 30px rgba(124, 58, 237, 0.1);
}

html[data-theme="light"] .site-header {
    background: rgba(255, 255, 255, 0.92);
}

html[data-theme="light"] .mobile-nav {
    background: #FFFFFF;
}

html[data-theme="light"] .hero {
    background: linear-gradient(180deg, #F5F0FF 0%, #FFFFFF 60%);
}

html[data-theme="light"] .feature-card,
html[data-theme="light"] .use-case-card,
html[data-theme="light"] .testimonial-card,
html[data-theme="light"] .pricing-card {
    border-color: var(--border);
    box-shadow: var(--shadow-card);
}

html[data-theme="light"] .pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 4px 24px rgba(124, 58, 237, 0.15);
}

html[data-theme="light"] .feature-block-visual {
    background: #F5F0FF;
    border-color: var(--border);
}

html[data-theme="light"] .highlight-box {
    background: #F5F0FF;
    border-color: rgba(124, 58, 237, 0.2);
}

html[data-theme="light"] .cta-section {
    background: linear-gradient(135deg, #F5F0FF 0%, #EDE5FF 100%);
}

html[data-theme="light"] .cta-inner {
    background: #FFFFFF;
    border-color: var(--border);
    box-shadow: 0 4px 32px rgba(124, 58, 237, 0.1);
}

html[data-theme="light"] .stats-section {
    background: linear-gradient(135deg, #7C3AED, #5B21B6);
}

html[data-theme="light"] .stats-section h3,
html[data-theme="light"] .stats-section p {
    color: #FFFFFF;
}

html[data-theme="light"] .site-footer {
    background: #1A1B2E;
    color: #EAEDF3;
}

html[data-theme="light"] .site-footer a {
    color: #9196B0;
}

html[data-theme="light"] .site-footer a:hover {
    color: #EAEDF3;
}

html[data-theme="light"] .footer-brand-name span {
    color: #EAEDF3;
}

html[data-theme="light"] .footer-brand p {
    color: #9196B0;
}

html[data-theme="light"] .footer-column h4 {
    color: #EAEDF3;
}

html[data-theme="light"] .footer-bottom {
    border-top-color: #282B4A;
    color: #5C6078;
}

html[data-theme="light"] .protocol-tag {
    background: rgba(124, 58, 237, 0.06);
    border-color: var(--border);
    color: var(--text);
}

html[data-theme="light"] .trust-logos span {
    color: var(--text-secondary);
}

html[data-theme="light"] .comparison-table th {
    background: #F5F0FF;
}

html[data-theme="light"] .comparison-table td {
    border-color: var(--border);
}

html[data-theme="light"] .comparison-table .category-row td {
    background: #F5F6FA;
}

html[data-theme="light"] .pipeline-node {
    background: var(--bg-card);
    border-color: var(--border);
    box-shadow: var(--shadow-card);
}

html[data-theme="light"] .step-card {
    border-color: var(--border);
    box-shadow: var(--shadow-card);
}

html[data-theme="light"] .step-number {
    background: var(--primary);
    color: #FFFFFF;
}

html[data-theme="light"] .nav-toggle svg path {
    stroke: var(--text);
}

html[data-theme="light"] .screenshot-gallery-item img {
    border-color: var(--border);
    box-shadow: var(--shadow-card);
}

html[data-theme="light"] .btn-ghost {
    color: var(--text-secondary);
}

html[data-theme="light"] .btn-ghost:hover {
    color: var(--text);
    background: rgba(0, 0, 0, 0.05);
}

html[data-theme="light"] .btn-outline {
    border-color: var(--border);
    color: var(--text);
}

html[data-theme="light"] .btn-outline:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: #FFFFFF;
}

html[data-theme="light"] .btn-secondary {
    background: rgba(124, 58, 237, 0.08);
    color: var(--primary);
    border-color: rgba(124, 58, 237, 0.2);
}

html[data-theme="light"] .btn-secondary:hover {
    background: rgba(124, 58, 237, 0.15);
}

html[data-theme="light"] .faq-question {
    background: var(--bg-card);
    border-color: var(--border);
    color: var(--text);
}

html[data-theme="light"] .faq-item.active .faq-question {
    border-color: var(--primary);
}

/* Theme toggle button */
.theme-toggle {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}

.theme-toggle:hover {
    background: var(--primary-glow);
    color: var(--primary-light);
    border-color: var(--primary);
}

.theme-toggle svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
html[data-theme="light"] .theme-toggle .icon-sun { display: block; }
html[data-theme="light"] .theme-toggle .icon-moon { display: none; }

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

/* ============================================================
   Typography
   ============================================================ */

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    background: var(--primary-glow);
    color: var(--primary-light);
    border: 1px solid rgba(124, 58, 237, 0.3);
    margin-bottom: 20px;
}

.section-title {
    font-size: 40px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    color: var(--text);
}

.section-title-center {
    text-align: center;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 640px;
    line-height: 1.7;
}

.section-subtitle-center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.gradient-text {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================================
   Container
   ============================================================ */

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

.section {
    padding: 100px 0;
}

.section-sm {
    padding: 60px 0;
}

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

.site-header {
    position: fixed;
    top: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(11, 13, 23, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    flex-shrink: 0;
}

.nav-brand img {
    height: 36px;
    width: 36px;
}

.nav-brand-text {
    font-size: 22px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: 0.5px;
}

.nav-brand-text span {
    color: var(--primary-light);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 8px;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: 8px;
    transition: all var(--transition);
}

.nav-links a:hover {
    color: var(--text);
    background: rgba(124, 58, 237, 0.1);
}

.nav-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-shrink: 0;
}

/* Mobile menu toggle */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--text);
}

.nav-toggle svg {
    width: 24px;
    height: 24px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
}

/* Mobile menu */
.mobile-nav {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg);
    z-index: 999;
    padding: 24px;
    overflow-y: auto;
}

.mobile-nav.active {
    display: block;
}

.mobile-nav a {
    display: block;
    padding: 14px 0;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    transition: color var(--transition);
}

.mobile-nav a:hover {
    color: var(--primary-light);
}

.mobile-nav .btn {
    margin-top: 20px;
    width: 100%;
    justify-content: center;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    white-space: nowrap;
    line-height: 1.4;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    box-shadow: 0 4px 16px var(--primary-glow);
}

.btn-primary:hover {
    box-shadow: 0 6px 24px var(--primary-glow-strong);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text);
    border: 1px solid var(--border-light);
}

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

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

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    background: var(--primary-glow);
}

.btn-ghost {
    background: transparent;
    color: var(--primary-light);
    border: none;
    padding: 10px 16px;
}

.btn-ghost:hover {
    background: var(--primary-glow);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
    border-radius: 12px;
}

.btn-sm {
    padding: 6px 16px;
    font-size: 13px;
}

.btn-icon {
    width: 20px;
    height: 20px;
}

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

.hero {
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.hero-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 920px;
    margin: 0 auto;
    padding: 0 24px;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero h1 .hero-highlight {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 19px;
    color: var(--text-secondary);
    max-width: 720px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 64px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    padding: 32px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin-bottom: 48px;
}

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

.hero-stat-value {
    display: block;
    font-size: 36px;
    font-weight: 800;
    color: var(--primary-light);
    line-height: 1.2;
}

.hero-stat-label {
    font-size: 13px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
    margin-top: 4px;
}

/* Trust badges */
.trust-bar {
    text-align: center;
}

.trust-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 24px;
}

.trust-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
    opacity: 0.5;
}

.trust-logos span {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 1px;
}

/* ============================================================
   Feature Cards
   ============================================================ */

.features-section {
    padding: 100px 0;
}

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

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

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}

.feature-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 24px;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.7;
}

/* Large feature blocks (2-col layout) */
.feature-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    padding: 80px 0;
}

.feature-block.reverse {
    direction: rtl;
}

.feature-block.reverse > * {
    direction: ltr;
}

.feature-block-content {
    max-width: 520px;
}

.feature-block-content h2 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.2;
}

.feature-block-content p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.7;
}

.feature-block-visual {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    position: relative;
    overflow: hidden;
}

.feature-block-visual::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary-glow) 0%, transparent 60%);
    pointer-events: none;
}

/* Feature list with checkmarks */
.feature-list {
    list-style: none;
    margin: 24px 0;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 15px;
}

.feature-list li::before {
    content: '✓';
    color: var(--primary-light);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 2px;
}

/* ============================================================
   Protocol Grid
   ============================================================ */

.protocol-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
    margin-top: 32px;
}

.protocol-tag {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 16px;
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all var(--transition);
}

.protocol-tag:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    background: var(--primary-glow);
}

.protocol-tag.protocol-it { border-left: 3px solid #3B82F6; }
.protocol-tag.protocol-iot { border-left: 3px solid #10B981; }
.protocol-tag.protocol-ics { border-left: 3px solid #F59E0B; }
.protocol-tag.protocol-db { border-left: 3px solid #EF4444; }

.protocol-legend {
    display: flex;
    gap: 24px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.protocol-legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
}

.protocol-legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 3px;
}

.protocol-legend-dot.it { background: #3B82F6; }
.protocol-legend-dot.iot { background: #10B981; }
.protocol-legend-dot.ics { background: #F59E0B; }
.protocol-legend-dot.db { background: #EF4444; }

/* ============================================================
   Stats Bar / Numbers
   ============================================================ */

.stats-section {
    padding: 60px 0;
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

.stat-item h3 {
    font-size: 42px;
    font-weight: 800;
    color: var(--primary-light);
    margin-bottom: 8px;
    line-height: 1;
}

.stat-item p {
    font-size: 14px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

/* ============================================================
   Pricing
   ============================================================ */

.pricing-section {
    padding: 100px 0;
}

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

.pricing-toggle {
    display: flex;
    justify-content: center;
    gap: 12px;
    align-items: center;
    margin-top: 24px;
}

.pricing-toggle span {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.pricing-toggle .active {
    color: var(--text);
}

.pricing-toggle-switch {
    width: 52px;
    height: 28px;
    background: var(--border);
    border-radius: 100px;
    position: relative;
    cursor: pointer;
    border: none;
    transition: background var(--transition);
}

.pricing-toggle-switch.active {
    background: var(--primary);
}

.pricing-toggle-switch::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    background: #fff;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: transform var(--transition);
}

.pricing-toggle-switch.active::after {
    transform: translateX(24px);
}

.pricing-save-badge {
    background: var(--success);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    align-items: start;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    position: relative;
    transition: all var(--transition);
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 0 60px var(--primary-glow);
    transform: scale(1.02);
    z-index: 2;
}

.pricing-card.featured:hover {
    transform: scale(1.02) translateY(-4px);
}

.pricing-popular {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 4px 16px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
}

.pricing-tier {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.pricing-price {
    font-size: 48px;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 4px;
    line-height: 1.1;
}

.pricing-price .currency {
    font-size: 24px;
    font-weight: 600;
    vertical-align: top;
    margin-right: 2px;
}

.pricing-price .period {
    font-size: 16px;
    color: var(--text-muted);
    font-weight: 400;
}

.pricing-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 28px;
    line-height: 1.5;
}

.pricing-divider {
    border: none;
    border-top: 1px solid var(--border);
    margin: 24px 0;
}

.pricing-features {
    list-style: none;
    margin-bottom: 28px;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 7px 0;
    font-size: 14px;
    color: var(--text-secondary);
}

.pricing-features li::before {
    content: '✓';
    color: var(--primary-light);
    font-weight: 700;
    flex-shrink: 0;
}

.pricing-features li.disabled {
    opacity: 0.4;
}

.pricing-features li.disabled::before {
    content: '—';
    color: var(--text-muted);
}

.pricing-card .btn {
    width: 100%;
}

.pricing-enterprise {
    margin-top: 48px;
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px;
}

.pricing-enterprise h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
}

.pricing-enterprise p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-enterprise-features {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.pricing-enterprise-features span {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.pricing-enterprise-features span::before {
    content: '✓';
    color: var(--primary-light);
    font-weight: 700;
}

/* ============================================================
   Integration Logos Grid
   ============================================================ */

.integrations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.integration-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 14px;
    transition: all var(--transition);
}

.integration-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

.integration-card .integration-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--primary-light);
    font-weight: 700;
}

.integration-card h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
}

.integration-card p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
}

.integration-category {
    margin-bottom: 48px;
}

.integration-category h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}

.integration-category > p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 15px;
}

/* ============================================================
   How It Works / Steps
   ============================================================ */

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 48px;
    position: relative;
}

.steps-grid::before {
    content: '';
    position: absolute;
    top: 36px;
    left: calc(16.66% + 16px);
    right: calc(16.66% + 16px);
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    z-index: 0;
}

.step-card {
    text-align: center;
    position: relative;
    z-index: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px 28px 36px;
    transition: all var(--transition);
}

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

.step-number {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    font-size: 28px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    box-shadow: 0 0 30px var(--primary-glow);
}

.step-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.7;
    max-width: 300px;
    margin: 0 auto;
}

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

.cta-section {
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    pointer-events: none;
}

.cta-inner {
    position: relative;
    z-index: 1;
    max-width: 780px;
    margin: 0 auto;
    padding: 56px 64px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
}

.cta-inner h2 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.2;
}

.cta-inner p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 36px;
}

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

/* ============================================================
   Comparison Table
   ============================================================ */

.comparison-table-wrapper {
    overflow-x: auto;
    margin-top: 48px;
}

.comparison-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 14px;
}

.comparison-table th,
.comparison-table td {
    padding: 14px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.comparison-table thead th {
    background: var(--bg-elevated);
    font-weight: 700;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    position: sticky;
    top: 0;
}

.comparison-table thead th:first-child {
    border-radius: var(--radius) 0 0 0;
}

.comparison-table thead th:last-child {
    border-radius: 0 var(--radius) 0 0;
}

.comparison-table thead th.highlight {
    background: var(--primary-dark);
    color: #fff;
}

.comparison-table tbody td {
    color: var(--text-secondary);
}

.comparison-table tbody td:first-child {
    color: var(--text);
    font-weight: 500;
}

.comparison-table tbody td.highlight {
    background: rgba(124, 58, 237, 0.05);
}

.comparison-table .check {
    color: var(--primary-light);
    font-weight: 700;
}

.comparison-table .cross {
    color: var(--text-muted);
}

.comparison-table .category-row td {
    background: var(--bg-elevated);
    font-weight: 700;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text);
    padding-top: 20px;
}

/* ============================================================
   Contact / Form
   ============================================================ */

.contact-section {
    padding: 100px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-info h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.7;
}

.contact-methods {
    list-style: none;
    margin-bottom: 40px;
}

.contact-methods li {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 15px;
}

.contact-methods li .contact-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.contact-form h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 24px;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 14px;
    font-family: inherit;
    transition: border-color var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

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

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='%239196B0'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ============================================================
   Page Header (for inner pages)
   ============================================================ */

.page-header {
    padding: 140px 0 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    pointer-events: none;
}

.page-header-inner {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}

.page-header h1 {
    font-size: 44px;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.15;
}

.page-header p {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================================
   Tabs
   ============================================================ */

.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 32px;
}

.tab {
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    margin-bottom: -1px;
}

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

.tab.active {
    color: var(--primary-light);
    border-bottom-color: var(--primary);
}

.tab-content {
    display: none;
}

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

/* ============================================================
   Info Cards / Highlight Box
   ============================================================ */

.highlight-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--primary);
    border-radius: var(--radius);
    padding: 24px;
    margin: 24px 0;
}

.highlight-box h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}

.highlight-box p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================================
   Testimonial / Quote
   ============================================================ */

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

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

.testimonial-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
}

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

.testimonial-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-light);
}

.testimonial-author-info h5 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
}

.testimonial-author-info span {
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================================
   FAQ Accordion
   ============================================================ */

.faq-grid {
    max-width: 800px;
    margin: 48px auto 0;
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
    background: none;
    border: none;
    color: var(--text);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    transition: color var(--transition);
}

.faq-question:hover {
    color: var(--primary-light);
}

.faq-question .faq-icon {
    font-size: 20px;
    color: var(--text-muted);
    transition: transform var(--transition);
    flex-shrink: 0;
    margin-left: 16px;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer-inner {
    padding: 0 0 20px;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.7;
}

/* ============================================================
   Use Cases
   ============================================================ */

.use-case-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.use-case-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: all var(--transition);
}

.use-case-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

.use-case-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 12px;
}

.use-case-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 16px;
}

/* ============================================================
   Data Flow / Pipeline Visualization
   ============================================================ */

.pipeline-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin: 48px 0;
    flex-wrap: wrap;
}

.pipeline-node {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 28px;
    text-align: center;
    min-width: 160px;
}

.pipeline-node h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary-light);
    margin-bottom: 4px;
}

.pipeline-node p {
    font-size: 12px;
    color: var(--text-muted);
}

.pipeline-arrow {
    font-size: 20px;
    color: var(--primary);
    padding: 0 12px;
}

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

.site-footer {
    border-top: 1px solid var(--border);
    padding: 64px 0 32px;
    margin-top: 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 280px;
}

.footer-brand-name {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.footer-brand-name img {
    height: 28px;
    width: 28px;
}

.footer-brand-name span {
    font-size: 20px;
    font-weight: 800;
    color: var(--text);
}

.footer-brand > p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 16px;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text);
    margin-bottom: 16px;
}

.footer-column a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    padding: 5px 0;
    transition: color var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--text-muted);
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    font-size: 13px;
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition);
}

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

/* ============================================================
   Utility
   ============================================================ */

/* ============================================================
   Screenshot Gallery
   ============================================================ */

.screenshot-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 48px;
}

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

.screenshot-frame {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 16px;
    transition: all var(--transition);
    box-shadow: var(--shadow-card);
}

.screenshot-frame:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.screenshot-frame img {
    width: 100%;
    display: block;
}

.screenshot-item h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 6px;
}

.screenshot-item p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 400px;
    margin: 0 auto;
}

/* ============================================================
   Utility
   ============================================================ */

/* ============================================================
   Legal Content Pages
   ============================================================ */

.legal-content h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text);
    margin-top: 48px;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.legal-content h2:first-child {
    margin-top: 0;
}

.legal-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin-top: 32px;
    margin-bottom: 12px;
}

.legal-content p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.legal-content ul, .legal-content ol {
    padding-left: 24px;
    margin-bottom: 16px;
}

.legal-content li {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 8px;
}

.legal-content li strong {
    color: var(--text);
}

.legal-content a {
    color: var(--primary-light);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.legal-content a:hover {
    color: var(--primary);
}

/* ============================================================
   Billing Toggle
   ============================================================ */

.billing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
}

.billing-label {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: color var(--transition);
}

.billing-label.active {
    color: var(--text);
}

.billing-save {
    display: inline-block;
    background: var(--success);
    color: #FFFFFF;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 100px;
    margin-left: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 52px;
    height: 28px;
    flex-shrink: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--border-light);
    border-radius: 28px;
    transition: var(--transition);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 22px;
    width: 22px;
    left: 3px;
    bottom: 3px;
    background: #FFFFFF;
    border-radius: 50%;
    transition: var(--transition);
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--primary);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(24px);
}

.text-center { text-align: center; }
.text-primary { color: var(--primary-light); }
.text-muted { color: var(--text-muted); }
.mb-0 { margin-bottom: 0; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .testimonial-grid { grid-template-columns: 1fr; }
    .feature-block { grid-template-columns: 1fr; gap: 40px; }
    .feature-block.reverse { direction: ltr; }
    .contact-grid { grid-template-columns: 1fr; }
    .steps-grid::before { display: none; }
}

@media (max-width: 768px) {
    .hero h1 { font-size: 36px; }
    .hero-description { font-size: 16px; }
    .hero-stats { flex-wrap: wrap; gap: 24px; }
    .hero-stat { min-width: 120px; }
    .section-title { font-size: 30px; }
    .page-header h1 { font-size: 32px; }
    .features-grid { grid-template-columns: 1fr; }
    .pricing-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .steps-grid { grid-template-columns: 1fr; gap: 40px; }
    .use-case-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .integrations-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .pricing-enterprise-features { flex-direction: column; align-items: center; gap: 12px; }

    .screenshot-gallery { grid-template-columns: 1fr; }
    .nav-links { display: none; }
    .nav-toggle { display: block; }
    .nav-actions .btn-outline { display: none; }

    .hero-actions { flex-direction: column; align-items: center; }
    .cta-actions { flex-direction: column; align-items: center; }
    .cta-inner h2 { font-size: 30px; }
    .pipeline-visual { flex-direction: column; }
    .pipeline-arrow { transform: rotate(90deg); }
}

@media (max-width: 480px) {
    .hero { padding-top: 120px; }
    .hero h1 { font-size: 28px; }
    .hero-stats { gap: 16px; }
    .hero-stat-value { font-size: 28px; }
    .stat-item h3 { font-size: 32px; }
    .trust-logos { gap: 20px; }
    .pricing-card { padding: 28px 20px; }
    .contact-form { padding: 28px 20px; }
    .integrations-grid { grid-template-columns: 1fr; }
    .protocol-grid { grid-template-columns: repeat(2, 1fr); }
}