/* =============================================
   WISLAB — DESIGN SYSTEM
   Dark enterprise theme · Orange accent
   ============================================= */

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

/* Design Tokens */
:root {
    --bg-primary:    #080808;
    --bg-surface:    #0f0f0f;
    --bg-card:       #131313;
    --bg-card-hover: #171717;

    --text-primary:   #f0f0f0;
    --text-secondary: #777777;
    --text-muted:     #444444;

    --accent:        #ff6b35;
    --accent-dark:   #e05520;
    --accent-light:  #ff8c5a;
    --accent-glow:   rgba(255, 107, 53, 0.18);
    --accent-dim:    rgba(255, 107, 53, 0.10);

    --border:        rgba(255, 255, 255, 0.06);
    --border-subtle: rgba(255, 255, 255, 0.04);
    --border-accent: rgba(255, 107, 53, 0.35);

    --radius-sm:  6px;
    --radius-md:  12px;
    --radius-lg:  16px;
    --radius-xl:  24px;

    --shadow-card: 0 1px 3px rgba(0,0,0,0.4), 0 8px 24px rgba(0,0,0,0.3);
    --shadow-glow: 0 0 40px rgba(255, 107, 53, 0.15);

    --transition: 0.2s ease;
    --transition-slow: 0.4s ease;

    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* Base */
html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

/* =============================================
   LAYOUT UTILITIES
   ============================================= */

.container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 96px 0;
}

.section-sm {
    padding: 64px 0;
}

/* =============================================
   TYPOGRAPHY
   ============================================= */

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 20px;
}

.eyebrow::before {
    content: '';
    display: inline-block;
    width: 20px;
    height: 1px;
    background: var(--accent);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.15;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.7;
    margin-bottom: 56px;
}

/* =============================================
   NAVIGATION
   ============================================= */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0;
    background: rgba(8, 8, 8, 0.85);
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--text-primary);
    flex-shrink: 0;
    transition: opacity var(--transition);
}

.logo:hover { opacity: 0.8; }

.logo-icon {
    width: 34px;
    height: 34px;
    background: var(--accent);
    color: #fff;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1rem;
    letter-spacing: 0;
    flex-shrink: 0;
}

.logo-text { color: var(--text-primary); }

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    margin: 0;
}

.nav-menu a {
    display: block;
    padding: 6px 12px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
}

.nav-menu a:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.05);
}

.nav-menu a.active {
    color: var(--text-primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

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

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: all var(--transition);
}

/* =============================================
   BUTTONS
   ============================================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    text-decoration: none;
    line-height: 1;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.35);
}

.btn-secondary {
    background: rgba(255,255,255,0.06);
    color: var(--text-primary);
    border-color: var(--border);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.12);
}

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

.btn-outline:hover {
    background: var(--accent-dim);
    border-color: var(--accent);
}

.btn-lg {
    padding: 14px 28px;
    font-size: 0.95rem;
    border-radius: var(--radius-md);
}

.btn-sm {
    padding: 7px 14px;
    font-size: 0.8rem;
}

/* =============================================
   HERO SECTION (INDEX)
   ============================================= */

.hero {
    padding-top: 128px;
    padding-bottom: 96px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(255,107,53,0.10) 0%, rgba(255,107,53,0) 38%),
        linear-gradient(225deg, rgba(255,107,53,0.07) 0%, rgba(255,107,53,0) 42%),
        linear-gradient(180deg, rgba(255,107,53,0) 0%, rgba(255,107,53,0.04) 100%);
    pointer-events: none;
}

/* Dot grid background */
.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 32px 32px;
    pointer-events: none;
}

.hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

.hero-content {}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 14px 5px 6px;
    background: var(--accent-dim);
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 28px;
}

.hero-pill-dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
    font-size: clamp(2.8rem, 5.5vw, 4rem);
    font-weight: 800;
    letter-spacing: -0.035em;
    line-height: 1.07;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.hero-title .highlight {
    color: var(--accent);
    position: relative;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 480px;
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 0;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.hero-stat {
    padding: 0 28px;
    text-align: center;
}

.hero-stat:first-child { padding-left: 0; }

.hero-stat-number {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1;
    margin-bottom: 4px;
}

.hero-stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.hero-stat-divider {
    width: 1px;
    height: 36px;
    background: var(--border);
}

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

.arch-diagram {
    width: 100%;
    max-width: 480px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 28px;
    position: relative;
    box-shadow: var(--shadow-card), var(--shadow-glow);
}

.arch-diagram-label {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.arch-diagram-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.arch-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.arch-row:last-child { margin-bottom: 0; }

.arch-node {
    flex: 1;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: border-color var(--transition);
}

.arch-node:hover {
    border-color: var(--border-accent);
}

.arch-node-icon {
    width: 32px;
    height: 32px;
    background: var(--accent-dim);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
}

.arch-node-text {}
.arch-node-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.2;
}
.arch-node-sub {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.arch-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    flex-shrink: 0;
}

.arch-arrow svg { display: block; }

.arch-divider {
    height: 1px;
    background: var(--border);
    margin: 16px 0;
}

.arch-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 14px;
    background: rgba(76, 175, 80, 0.08);
    border: 1px solid rgba(76, 175, 80, 0.2);
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 600;
    color: #4caf50;
}

/* =============================================
   BADGES ROW
   ============================================= */

.trust-strip {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 20px 0;
}

.trust-strip-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.trust-item svg {
    color: var(--accent);
    flex-shrink: 0;
}

/* =============================================
   PROBLEM / INTRO SECTION
   ============================================= */

.problem-section {
    padding: 80px 0;
    position: relative;
}

.problem-inner {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.problem-inner .section-subtitle {
    margin-bottom: 0;
    max-width: 100%;
    font-size: 1.1rem;
}

/* =============================================
   FEATURE CARDS GRID
   ============================================= */

.features-section {
    padding: 80px 0 96px;
}

.features-header {
    margin-bottom: 48px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
}

.feature-card {
    background: var(--bg-card);
    padding: 32px;
    transition: background var(--transition);
    position: relative;
}

.feature-card:hover {
    background: var(--bg-card-hover);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
    opacity: 0;
    transition: opacity var(--transition);
}

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

.feature-card-icon {
    width: 44px;
    height: 44px;
    background: var(--accent-dim);
    border: 1px solid rgba(255,107,53,0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.feature-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

.feature-card ul.feature-details {
    margin-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.feature-card ul.feature-details li {
    font-size: 0.8rem;
    color: var(--text-muted);
    padding-left: 14px;
    position: relative;
}

.feature-card ul.feature-details li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 0.7rem;
}

/* =============================================
   HOW IT WORKS
   ============================================= */

.how-section {
    padding: 80px 0;
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.how-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    position: relative;
}

.how-grid::before {
    content: '';
    position: absolute;
    top: 24px;
    left: calc(16.67% + 24px);
    right: calc(16.67% + 24px);
    height: 1px;
    background: linear-gradient(to right, var(--accent), var(--accent));
    opacity: 0.3;
    pointer-events: none;
}

.how-step {
    padding: 32px 28px;
    text-align: center;
    position: relative;
}

.how-step-num {
    width: 48px;
    height: 48px;
    border: 1px solid var(--border-accent);
    background: var(--accent-dim);
    color: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    font-weight: 700;
    margin: 0 auto 20px;
    position: relative;
    z-index: 1;
}

.how-step h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.how-step p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* =============================================
   BENEFITS / TWO-COL SECTION
   ============================================= */

.benefits-section {
    padding: 96px 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.benefits-left h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.benefits-left p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}

.benefits-right {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    border-radius: var(--radius-md);
    transition: background var(--transition);
    cursor: default;
}

.benefit-item:hover {
    background: rgba(255,255,255,0.03);
}

.benefit-icon-wrap {
    width: 40px;
    height: 40px;
    background: var(--accent-dim);
    border: 1px solid rgba(255,107,53,0.15);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.1rem;
}

.benefit-item h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.benefit-item p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* =============================================
   USE CASES
   ============================================= */

.use-cases-section {
    padding: 80px 0;
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.use-case-card {
    background: var(--bg-card);
    padding: 28px 24px;
    transition: background var(--transition);
}

.use-case-card:hover {
    background: var(--bg-card-hover);
}

.use-case-card h3 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 10px;
    letter-spacing: 0.01em;
}

.use-case-card p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* =============================================
   SECURITY HIGHLIGHT BANNER
   ============================================= */

.security-banner-section {
    padding: 64px 0;
}

.security-banner {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-lg);
    padding: 40px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.security-banner-text h2 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.security-banner-text p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* =============================================
   CTA SECTION
   ============================================= */

.cta-section {
    padding: 96px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 50% 80% at 50% 50%, rgba(255,107,53,0.1) 0%, transparent 70%);
    pointer-events: none;
}

.cta-inner {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* =============================================
   PAGE HERO (INNER PAGES)
   ============================================= */

.page-hero {
    padding: 120px 0 64px;
    background: var(--bg-primary);
    position: relative;
    border-bottom: 1px solid var(--border);
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 100% at 50% 0%, rgba(255,107,53,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.page-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 32px 32px;
    pointer-events: none;
}

.page-hero-inner {
    position: relative;
    z-index: 1;
    max-width: 680px;
}

.page-hero h1 {
    font-size: clamp(2.2rem, 5vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
    color: var(--text-primary);
    margin-bottom: 14px;
}

.page-hero p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* =============================================
   SECURITY PAGE
   ============================================= */

.security-section {
    padding: 80px 0 96px;
}

.security-intro {
    max-width: 680px;
    margin-bottom: 64px;
}

.security-intro .section-subtitle {
    margin-bottom: 0;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 32px;
}

.security-card {
    background: var(--bg-card);
    padding: 32px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
    transition: background var(--transition);
}

.security-card:hover {
    background: var(--bg-card-hover);
}

.security-card-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    line-height: 1;
    margin-top: 2px;
}

.security-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.security-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

.security-callout {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    display: flex;
    align-items: center;
    gap: 32px;
}

.security-callout-badge {
    text-align: center;
    flex-shrink: 0;
    padding: 24px 32px;
    background: var(--accent-dim);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-lg);
}

.security-callout-badge .badge-icon {
    font-size: 2.5rem;
    line-height: 1;
    margin-bottom: 10px;
}

.security-callout-badge h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.security-callout-badge p {
    font-size: 0.8rem;
    color: var(--accent);
    font-weight: 600;
}

.security-callout-text h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.security-callout-text p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* =============================================
   ENTERPRISE PAGE
   ============================================= */

.enterprise-section {
    padding: 80px 0 96px;
}

.enterprise-intro {
    max-width: 680px;
    margin-bottom: 56px;
}

.enterprise-intro .section-subtitle {
    margin-bottom: 0;
}

.enterprise-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.enterprise-card {
    background: var(--bg-card);
    padding: 32px;
    transition: background var(--transition);
    position: relative;
}

.enterprise-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent);
    opacity: 0;
    transition: opacity var(--transition);
}

.enterprise-card:hover {
    background: var(--bg-card-hover);
}

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

.enterprise-card h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.enterprise-card p {
    font-size: 0.855rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* =============================================
   CONTACT PAGE
   ============================================= */

.contact-section {
    padding: 80px 0 96px;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 64px;
    align-items: start;
}

.contact-info h2 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.contact-info > p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 36px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition);
}

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

.contact-icon {
    font-size: 1.2rem;
    line-height: 1;
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-item h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

.contact-item p:first-of-type {
    color: var(--accent);
    font-weight: 500;
}

/* Contact Form */
.contact-form-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form .form-feedback {
    font-size: 0.875rem;
    line-height: 1.45;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-surface);
}

.contact-form .form-feedback.success {
    border-color: rgba(34, 197, 94, 0.35);
    color: #86efac;
}

.contact-form .form-feedback.error {
    border-color: rgba(248, 113, 113, 0.4);
    color: #fca5a5;
}

.contact-details a {
    color: var(--accent);
    text-decoration: none;
}

.contact-details a:hover {
    text-decoration: underline;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 11px 14px;
    font-family: var(--font);
    font-size: 0.875rem;
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(255,107,53,0.12);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%23777' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.form-group select option {
    background: var(--bg-card);
    color: var(--text-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 110px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

/* =============================================
   DOWNLOAD PAGE
   ============================================= */

.download-section {
    padding: 80px 0 96px;
}

.download-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 64px;
    align-items: start;
    margin-bottom: 48px;
}

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

.requirements-box h2 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.requirement-item {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.855rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

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

.requirement-item strong {
    color: var(--text-primary);
    font-weight: 500;
    display: block;
    margin-bottom: 2px;
}

.download-cards-wrap h2 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.download-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.download-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    transition: border-color var(--transition), background var(--transition);
}

.download-card:hover {
    border-color: var(--border-accent);
    background: var(--bg-card-hover);
}

.platform-icon {
    font-size: 2rem;
    line-height: 1;
}

.download-card h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.download-card p {
    font-size: 0.78rem;
    color: var(--text-secondary);
}

.file-size {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.enterprise-download-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-lg);
    padding: 32px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.enterprise-download-box h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.enterprise-download-box p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    max-width: 520px;
}

/* =============================================
   FOOTER
   ============================================= */

.footer {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    padding: 56px 0 28px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--border);
}

.footer-brand .logo {
    margin-bottom: 14px;
}

.footer-brand > p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 220px;
}

.footer-tagline {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 8px;
}

.footer-col h4 {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col a {
    font-size: 0.855rem;
    color: var(--text-secondary);
    transition: color var(--transition);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-bottom p {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* =============================================
   ADDITIONAL FEATURES SECTION (FEATURES PAGE)
   ============================================= */

.additional-section {
    padding: 0 0 96px;
}

.additional-section .section-title {
    margin-bottom: 40px;
    font-size: 1.5rem;
}

/* =============================================
   SCROLL INDICATOR
   ============================================= */

.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    opacity: 0.4;
    animation: fade-bounce 2s infinite;
}

.scroll-indicator span {
    display: block;
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--text-secondary));
}

@keyframes fade-bounce {
    0%, 100% { opacity: 0.3; transform: translateX(-50%) translateY(0); }
    50% { opacity: 0.6; transform: translateX(-50%) translateY(6px); }
}

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

@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .use-cases-grid { grid-template-columns: repeat(2, 1fr); }
    .enterprise-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .hero-inner { gap: 40px; }
}

@media (max-width: 768px) {
    .nav-menu { display: none; }
    .nav-actions .btn { display: none; }
    .nav-toggle { display: flex; }

    .nav-menu.open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: rgba(8,8,8,0.97);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border);
        padding: 16px;
        gap: 4px;
        z-index: 999;
    }

    .nav-menu.open a {
        display: block;
        padding: 12px 16px;
        font-size: 1rem;
    }

    .hero-inner { grid-template-columns: 1fr; }
    .hero-visual { display: none; }
    .hero { min-height: auto; padding-top: 100px; padding-bottom: 64px; }
    .hero-title { font-size: 2.5rem; }

    .hero-stats { flex-wrap: wrap; gap: 16px; }
    .hero-stat { padding: 0; }
    .hero-stat-divider { display: none; }

    .how-grid { grid-template-columns: 1fr; }
    .how-grid::before { display: none; }

    .benefits-grid { grid-template-columns: 1fr; gap: 40px; }

    .features-grid { grid-template-columns: 1fr; }
    .use-cases-grid { grid-template-columns: 1fr; }
    .enterprise-grid { grid-template-columns: 1fr; }

    .security-grid { grid-template-columns: 1fr; }
    .security-callout { flex-direction: column; }
    .security-callout-badge { align-self: flex-start; }

    .contact-layout { grid-template-columns: 1fr; gap: 40px; }
    .download-layout { grid-template-columns: 1fr; gap: 32px; }
    .download-cards { grid-template-columns: 1fr; }

    .security-banner { flex-direction: column; align-items: flex-start; }
    .enterprise-download-box { flex-direction: column; align-items: flex-start; }

    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .trust-strip-inner { gap: 20px; }

    .section-title { font-size: 1.75rem; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-title { font-size: 2rem; }
    .cta-buttons { flex-direction: column; align-items: stretch; }
    .hero-cta { flex-direction: column; align-items: flex-start; }
}