/* ==========================================================================
   KOGNVS ENTERPRISE OPERATING SYSTEM - DESIGN SYSTEM & LANDING CSS
   Aesthetic: Ultra-modern B2B Enterprise / High-Performance Headless Infrastructure
   Zero Emojis - Pure High-Precision Typography & Vector Icons
   ========================================================================== */

:root {
    --bg-main: #060911;
    --bg-surface: #0c121e;
    --bg-surface-elevated: #111a2d;
    --bg-card: rgba(13, 21, 37, 0.72);
    --bg-card-hover: rgba(20, 32, 56, 0.85);
    --bg-input: #090e18;

    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-medium: rgba(255, 255, 255, 0.14);
    --border-focus: rgba(59, 130, 246, 0.6);
    --border-accent: rgba(59, 130, 246, 0.35);

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-inverse: #030712;

    --accent-blue: #3b82f6;
    --accent-blue-hover: #2563eb;
    --accent-blue-glow: rgba(59, 130, 246, 0.25);
    --accent-indigo: #6366f1;
    --accent-emerald: #10b981;
    --accent-emerald-dim: rgba(16, 185, 129, 0.12);
    --accent-amber: #f59e0b;
    --accent-amber-dim: rgba(245, 158, 11, 0.12);
    --accent-rose: #f43f5e;
    --accent-rose-dim: rgba(244, 63, 94, 0.12);
    --accent-cyan: #06b6d4;

    --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    --shadow-subtle: 0 4px 20px -2px rgba(0, 0, 0, 0.5);
    --shadow-card: 0 10px 30px -5px rgba(0, 0, 0, 0.6), 0 0 1px 1px rgba(255, 255, 255, 0.05);
    --shadow-glow: 0 0 50px -10px rgba(59, 130, 246, 0.3);

    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-main);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Engineering Mesh Background */
.bg-grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
    z-index: 0;
}

.bg-radial-glow-top {
    position: absolute;
    top: -150px;
    left: 50%;
    transform: translateX(-50%);
    width: 900px;
    height: 600px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.18) 0%, rgba(99, 102, 241, 0.08) 45%, transparent 70%);
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
}

.bg-radial-glow-mid {
    position: absolute;
    top: 2200px;
    right: -100px;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.08) 0%, rgba(59, 130, 246, 0.06) 50%, transparent 70%);
    filter: blur(100px);
    pointer-events: none;
    z-index: 0;
}

/* Container */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.025em;
}

p {
    color: var(--text-secondary);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-main);
    font-size: 0.9375rem;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
    white-space: nowrap;
    user-select: none;
}

.btn-primary {
    background: linear-gradient(180deg, #3b82f6 0%, #2563eb 100%);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 2px 10px rgba(37, 99, 235, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-primary:hover {
    background: linear-gradient(180deg, #60a5fa 0%, #3b82f6 100%);
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border-color: var(--border-subtle);
    backdrop-filter: blur(12px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.09);
    border-color: var(--border-medium);
    color: #ffffff;
    transform: translateY(-1px);
}

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

.btn-ghost:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
}

.btn-lg {
    padding: 15px 30px;
    font-size: 1.05rem;
    border-radius: var(--radius-md);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.84rem;
}

/* Badges and Chips */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 5px 12px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-subtle);
    background: rgba(15, 23, 42, 0.6);
    color: var(--text-secondary);
    backdrop-filter: blur(8px);
}

.badge-blue {
    background: rgba(37, 99, 235, 0.12);
    border-color: rgba(59, 130, 246, 0.3);
    color: #60a5fa;
}

.badge-emerald {
    background: var(--accent-emerald-dim);
    border-color: rgba(16, 185, 129, 0.3);
    color: #34d399;
}

.badge-amber {
    background: var(--accent-amber-dim);
    border-color: rgba(245, 158, 11, 0.3);
    color: #fbbf24;
}

.badge-rose {
    background: var(--accent-rose-dim);
    border-color: rgba(244, 63, 94, 0.3);
    color: #fb7185;
}

.pulse-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: var(--accent-emerald);
    box-shadow: 0 0 10px var(--accent-emerald);
    animation: pulseGlow 2s infinite ease-in-out;
}

@keyframes pulseGlow {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.6; }
}

/* Announcement Top Bar */
.announcement-bar {
    background: rgba(12, 18, 30, 0.95);
    border-bottom: 1px solid var(--border-subtle);
    padding: 8px 16px;
    text-align: center;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    position: relative;
    z-index: 100;
}

.announcement-bar a {
    color: #60a5fa;
    font-weight: 600;
    margin-left: 8px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.announcement-bar a:hover {
    text-decoration: underline;
}

/* Navbar */
.site-header {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 90;
    background: rgba(6, 9, 17, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    transition: all var(--transition-fast);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.brand-logo {
    display: flex;
    align-items: center;
    font-family: 'Clash Display', 'Plus Jakarta Sans', sans-serif;
    font-weight: 700;
    font-size: 1.75rem;
    letter-spacing: -0.02em;
    color: #ffffff;
    text-decoration: none;
    text-transform: lowercase;
}

.brand-icon-box {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, #1d4ed8 0%, #0f172a 100%);
    border: 1px solid rgba(59, 130, 246, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    box-shadow: 0 0 15px rgba(37, 99, 235, 0.35);
}

.brand-logo .brand-tag {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    color: #60a5fa;
    background: rgba(37, 99, 235, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.3);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    letter-spacing: 0.05em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: #ffffff;
}

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

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    padding: 80px 0 60px;
    text-align: center;
    position: relative;
}

.hero-header {
    max-width: 920px;
    margin: 0 auto 40px;
}

.hero-badge-wrap {
    margin-bottom: 24px;
}

.hero-title {
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.035em;
    margin-bottom: 24px;
    color: #ffffff;
}

.hero-title-highlight {
    background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 50%, #93c5fd 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    line-height: 1.65;
    max-width: 780px;
    margin: 0 auto 36px;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 36px;
}

.hero-trust-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.hero-trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.hero-trust-item i {
    color: var(--accent-emerald);
}

/* Telemetry Metrics Bar */
.telemetry-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin: 50px 0 40px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(16px);
}

.telemetry-item {
    text-align: left;
    padding: 0 16px;
    border-right: 1px solid var(--border-subtle);
}

.telemetry-item:last-child {
    border-right: none;
}

.telemetry-value {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.1;
    margin-bottom: 4px;
}

.telemetry-label {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Interactive Workflow Simulation Console */
.simulation-section {
    margin: 20px 0 80px;
}

.console-container {
    background: #090e18;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px -10px rgba(0, 0, 0, 0.8), 0 0 1px 1px rgba(255, 255, 255, 0.08);
}

.console-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    background: #0d1524;
    border-bottom: 1px solid var(--border-subtle);
}

.console-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.console-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
}
.console-dot.red { background: #ef4444; }
.console-dot.yellow { background: #f59e0b; }
.console-dot.green { background: #10b981; }

.console-title-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.console-status-live {
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: #34d399;
}

.console-tabs {
    display: flex;
    background: #070b13;
    border-bottom: 1px solid var(--border-subtle);
    overflow-x: auto;
}

.console-tab-btn {
    background: transparent;
    border: none;
    border-right: 1px solid var(--border-subtle);
    border-bottom: 2px solid transparent;
    padding: 14px 20px;
    color: var(--text-secondary);
    font-family: var(--font-main);
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.console-tab-btn:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.02);
}

.console-tab-btn.active {
    color: #60a5fa;
    background: #090e18;
    border-bottom-color: #3b82f6;
}

.console-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 420px;
}

.console-terminal {
    background: #060910;
    padding: 24px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 1.7;
    color: #94a3b8;
    border-right: 1px solid var(--border-subtle);
    overflow-y: auto;
    max-height: 460px;
}

.terminal-line {
    margin-bottom: 8px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.terminal-time {
    color: #475569;
    user-select: none;
}

.terminal-tag {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: 4px;
    text-transform: uppercase;
}
.terminal-tag.info { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.terminal-tag.success { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.terminal-tag.exec { background: rgba(99, 102, 241, 0.15); color: #818cf8; }
.terminal-tag.secure { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }

.terminal-content {
    flex: 1;
    color: #cbd5e1;
}

.console-preview-panel {
    background: #0b111e;
    padding: 28px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.preview-card {
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 20px;
}

.preview-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-subtle);
}

.preview-card-title {
    font-size: 0.92rem;
    font-weight: 700;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 8px;
}

.preview-key-val {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 8px;
    font-size: 0.82rem;
    margin-bottom: 8px;
}

.preview-key {
    color: var(--text-muted);
}

.preview-val {
    color: #f1f5f9;
    font-weight: 500;
}

.preview-val.highlight {
    color: #34d399;
    font-weight: 600;
}

.preview-deliverable-action {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(30, 41, 59, 0.5);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
}

/* Sections Common Styling */
.section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.section-badge {
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    margin-bottom: 18px;
    color: #ffffff;
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Pain Points Section */
.pain-points-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.pain-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
    backdrop-filter: blur(12px);
}

.pain-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--accent-rose);
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.pain-card:hover {
    border-color: rgba(244, 63, 94, 0.3);
    background: var(--bg-card-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
}

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

.pain-icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(244, 63, 94, 0.1);
    border: 1px solid rgba(244, 63, 94, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fb7185;
    font-size: 1.25rem;
    margin-bottom: 20px;
}

.pain-metric-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: #fb7185;
    background: rgba(244, 63, 94, 0.1);
    border: 1px solid rgba(244, 63, 94, 0.25);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
}

.pain-card-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: #ffffff;
}

.pain-card-desc {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.pain-consequence {
    padding-top: 14px;
    border-top: 1px solid var(--border-subtle);
    font-size: 0.8125rem;
    color: #f87171;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Comparison Section */
.comparison-container {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-card);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.comparison-table th {
    padding: 20px 24px;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-medium);
}

.comparison-table th.col-feature {
    width: 32%;
    color: var(--text-secondary);
    background: #090e18;
}

.comparison-table th.col-traditional {
    width: 34%;
    color: #fb7185;
    background: rgba(244, 63, 94, 0.05);
}

.comparison-table th.col-kognvs {
    width: 34%;
    color: #38bdf8;
    background: rgba(37, 99, 235, 0.12);
    border-left: 1px solid rgba(59, 130, 246, 0.3);
}

.comparison-table td {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.92rem;
    vertical-align: top;
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table td.cell-feature {
    font-weight: 600;
    color: #ffffff;
    background: #090e18;
}

.comparison-table td.cell-feature small {
    display: block;
    font-size: 0.78rem;
    font-weight: 400;
    color: var(--text-muted);
    margin-top: 4px;
}

.comparison-table td.cell-traditional {
    color: var(--text-secondary);
    background: rgba(244, 63, 94, 0.02);
}

.comparison-table td.cell-kognvs {
    color: #f1f5f9;
    font-weight: 500;
    background: rgba(37, 99, 235, 0.04);
    border-left: 1px solid rgba(59, 130, 246, 0.2);
}

.status-icon-cross {
    color: #f43f5e;
    margin-right: 8px;
}

.status-icon-check {
    color: #10b981;
    margin-right: 8px;
}

/* Modular Cells Section */
.cells-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.cell-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all var(--transition-normal);
    backdrop-filter: blur(12px);
    position: relative;
}

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

.cell-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.cell-icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(37, 99, 235, 0.12);
    border: 1px solid rgba(59, 130, 246, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #60a5fa;
    font-size: 1.25rem;
}

.cell-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 12px;
}

.cell-desc {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.cell-features-list {
    list-style: none;
    margin-bottom: 24px;
}

.cell-features-list li {
    font-size: 0.85rem;
    color: #cbd5e1;
    margin-bottom: 10px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.cell-features-list li i {
    color: #3b82f6;
    margin-top: 3px;
    font-size: 0.8rem;
}

.cell-output-pill {
    background: #070b13;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cell-output-pill span {
    color: #34d399;
}

/* Architecture & Security Section */
.arch-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: center;
}

.arch-visual-box {
    background: #090e18;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-lg);
    padding: 32px;
    position: relative;
    overflow: hidden;
}

.arch-node {
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all var(--transition-fast);
}

.arch-node:hover {
    border-color: var(--border-accent);
    transform: translateX(4px);
}

.arch-node-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
}

.arch-node-info h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 2px;
}

.arch-node-info p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.security-points-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sec-point-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.sec-point-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #34d399;
    font-size: 1rem;
    flex-shrink: 0;
}

.sec-point-content h3 {
    font-size: 1.15rem;
    margin-bottom: 6px;
    color: #ffffff;
}

.sec-point-content p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Interactive ROI Calculator */
.calculator-card {
    background: var(--bg-card);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-xl);
    padding: 48px;
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-card);
}

.calculator-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 48px;
}

.calc-inputs-col {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.calc-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.calc-label-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.calc-label-row label {
    font-size: 0.95rem;
    font-weight: 600;
    color: #ffffff;
}

.calc-value-display {
    font-family: var(--font-mono);
    font-size: 1.15rem;
    font-weight: 700;
    color: #38bdf8;
    background: #090e18;
    border: 1px solid var(--border-subtle);
    padding: 4px 12px;
    border-radius: var(--radius-sm);
}

.calc-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    border-radius: var(--radius-full);
    background: #1e293b;
    outline: none;
    transition: background var(--transition-fast);
}

.calc-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #3b82f6;
    border: 2px solid #ffffff;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.8);
    transition: transform var(--transition-fast);
}

.calc-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.calc-results-col {
    background: #090e18;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 36px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
}

.calc-result-main {
    margin-bottom: 24px;
}

.calc-result-title {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.calc-result-number {
    font-family: var(--font-mono);
    font-size: clamp(2.2rem, 3.5vw, 3rem);
    font-weight: 800;
    color: #34d399;
    line-height: 1.1;
}

.calc-result-breakdown {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 28px;
    text-align: left;
}

.calc-breakdown-box {
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px;
}

.calc-breakdown-box small {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.calc-breakdown-box strong {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: #ffffff;
}

/* Pricing Section */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: 40px 32px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    backdrop-filter: blur(16px);
    transition: all var(--transition-normal);
    position: relative;
}

.pricing-card.featured {
    border-color: rgba(59, 130, 246, 0.5);
    background: rgba(15, 25, 48, 0.85);
    box-shadow: 0 10px 40px -10px rgba(37, 99, 235, 0.35);
    transform: scale(1.03);
}

.pricing-popular-chip {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: #ffffff;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 4px 14px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.pricing-tier-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 8px;
}

.pricing-tier-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    min-height: 42px;
}

.pricing-price-wrap {
    margin-bottom: 30px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-subtle);
}

.pricing-amount {
    font-family: var(--font-mono);
    font-size: 2.4rem;
    font-weight: 800;
    color: #ffffff;
}

.pricing-period {
    font-size: 0.88rem;
    color: var(--text-muted);
}

.pricing-features-list {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features-list li {
    font-size: 0.88rem;
    color: #cbd5e1;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-features-list li i {
    color: #10b981;
    font-size: 0.85rem;
}

/* Lead Capture Section & Form */
.lead-section {
    background: linear-gradient(180deg, transparent 0%, rgba(12, 18, 30, 0.9) 100%);
}

.lead-box {
    background: #0c121e;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-xl);
    padding: 56px;
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 56px;
    box-shadow: var(--shadow-card);
}

.lead-info-col h2 {
    font-size: clamp(2rem, 3vw, 2.5rem);
    margin-bottom: 20px;
    color: #ffffff;
}

.lead-info-col p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 32px;
}

.lead-checklist {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.lead-checklist li {
    font-size: 0.92rem;
    color: #cbd5e1;
    display: flex;
    align-items: center;
    gap: 12px;
}

.lead-checklist li i {
    color: #38bdf8;
}

.form-card {
    background: #070b13;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 36px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-bottom: 18px;
}

.form-group.full {
    grid-column: 1 / -1;
}

.form-label {
    display: block;
    font-size: 0.84rem;
    font-weight: 600;
    color: #cbd5e1;
    margin-bottom: 6px;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: #ffffff;
    font-family: var(--font-main);
    font-size: 0.9rem;
    outline: none;
    transition: all var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-textarea {
    resize: vertical;
    min-height: 90px;
}

.form-status-msg {
    margin-top: 14px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    display: none;
}

.form-status-msg.success {
    display: block;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #34d399;
}

.form-status-msg.error {
    display: block;
    background: rgba(244, 63, 94, 0.15);
    border: 1px solid rgba(244, 63, 94, 0.3);
    color: #fb7185;
}

/* FAQ Section */
.faq-grid {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

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

.faq-question-btn {
    width: 100%;
    padding: 22px 24px;
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: #ffffff;
    font-family: var(--font-main);
    font-size: 1.02rem;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
}

.faq-question-btn i {
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: transform var(--transition-fast);
}

.faq-item.open .faq-question-btn i {
    transform: rotate(180deg);
    color: #38bdf8;
}

.faq-answer {
    padding: 0 24px 22px;
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.65;
    display: none;
}

.faq-item.open .faq-answer {
    display: block;
}

/* Footer */
.site-footer {
    background: #04060b;
    border-top: 1px solid var(--border-subtle);
    padding: 80px 0 40px;
    font-size: 0.88rem;
    color: var(--text-muted);
}

.footer-top-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 60px;
}

.footer-brand-col p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin: 16px 0 24px;
    max-width: 320px;
    line-height: 1.6;
}

.footer-col-title {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #ffffff;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: #ffffff;
}

.footer-bottom-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.8125rem;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-compliance-tags {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Modal */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.modal-backdrop.open {
    opacity: 1;
    pointer-events: auto;
}

.modal-window {
    background: #0c121e;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 580px;
    padding: 36px;
    position: relative;
    box-shadow: 0 25px 80px -10px rgba(0, 0, 0, 0.9);
    transform: scale(0.95);
    transition: transform var(--transition-normal);
}

.modal-backdrop.open .modal-window {
    transform: scale(1);
}

.modal-close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
}

.modal-close-btn:hover {
    color: #ffffff;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .pain-points-grid, .cells-grid, .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pricing-card.featured {
        transform: none;
    }
    .telemetry-bar {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .telemetry-item:nth-child(2) {
        border-right: none;
    }
    .calculator-grid, .lead-box, .arch-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    .footer-top-grid {
        grid-template-columns: 1fr 1fr;
    }
    .console-body {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links, .nav-actions .btn-ghost {
        display: none;
    }
    .mobile-menu-toggle {
        display: block;
    }
    .pain-points-grid, .cells-grid, .pricing-grid {
        grid-template-columns: 1fr;
    }
    .telemetry-bar {
        grid-template-columns: 1fr;
    }
    .telemetry-item {
        border-right: none;
        border-bottom: 1px solid var(--border-subtle);
        padding-bottom: 12px;
    }
    .form-grid {
        grid-template-columns: 1fr;
    }
    .calculator-card, .lead-box {
        padding: 28px 20px;
    }
    .footer-top-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .footer-bottom-bar {
        flex-direction: column;
        align-items: flex-start;
    }
}