/* ======================================================================
   traFIX Fleet Portal — Premium Dark Theme
   Design System: Dark navy + cyan/teal accents + glassmorphism
   ====================================================================== */

/* === CSS Custom Properties === */
:root {
    /* Colors */
    --bg-primary: #0a0e1a;
    --bg-secondary: #0f1425;
    --bg-card: rgba(15, 20, 40, 0.7);
    --bg-card-hover: rgba(20, 28, 55, 0.85);
    --bg-glass: rgba(15, 20, 42, 0.6);

    --text-primary: #e8ecf4;
    --text-secondary: #8892a8;
    --text-muted: #5a6478;

    --accent-cyan: #00d4ff;
    --accent-teal: #00b8a9;
    --accent-blue: #3b82f6;
    --accent-purple: #8b5cf6;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-amber: #f59e0b;

    --gradient-primary: linear-gradient(135deg, var(--accent-cyan), var(--accent-teal));
    --gradient-hero: linear-gradient(135deg, #00d4ff 0%, #00b8a9 50%, #8b5cf6 100%);
    --gradient-card: linear-gradient(145deg, rgba(0, 212, 255, 0.08), rgba(0, 184, 169, 0.03));

    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-accent: rgba(0, 212, 255, 0.25);
    --border-strong: rgba(0, 212, 255, 0.5);

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.15);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --section-pad: 6rem;
    --container-max: 1200px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a { color: var(--accent-cyan); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--accent-teal); }

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

::selection {
    background: rgba(0, 212, 255, 0.3);
    color: #fff;
}

/* === Container === */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* === Section === */
.section {
    padding: var(--section-pad) 0;
    position: relative;
}

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

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3.5rem;
}

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent-cyan);
    margin-bottom: 0.75rem;
    background: rgba(0, 212, 255, 0.08);
    padding: 0.35rem 1rem;
    border-radius: 100px;
    border: 1px solid rgba(0, 212, 255, 0.15);
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

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

/* === Navigation === */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 0 1rem 0;
    transition: all var(--transition-base);
    background: transparent;
}

.nav.scrolled {
    background: rgba(10, 14, 26, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 0 0 0.65rem 0;
}

/* === Beta Release Indicators === */
.beta-banner {
    background: linear-gradient(90deg, rgba(10, 20, 40, 0.96) 0%, rgba(0, 30, 60, 0.96) 50%, rgba(10, 20, 40, 0.96) 100%);
    border-bottom: 1px solid rgba(0, 212, 255, 0.15);
    padding: 0.45rem 1rem;
    text-align: center;
    font-size: 0.75rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.6rem;
    width: 100%;
    margin-bottom: 0.8rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.beta-banner-pill {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--accent-cyan);
    color: var(--accent-cyan);
    padding: 0.1rem 0.4rem;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.65rem;
    letter-spacing: 0.05em;
    flex-shrink: 0;
}

.beta-banner-text {
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.nav-badge-beta {
    background: rgba(255, 184, 0, 0.08);
    border: 1px solid rgba(255, 184, 0, 0.25);
    color: rgba(255, 215, 0, 0.95);
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.1rem 0.4rem;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-left: 0.5rem;
    display: inline-block;
    vertical-align: middle;
}


.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    font-size: 1.3rem;
}

.nav-logo {
    color: var(--accent-cyan);
    font-size: 1.4rem;
}

.nav-name { font-weight: 300; }
.nav-name strong { font-weight: 700; }

.nav-badge {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    padding: 0.15rem 0.5rem;
    border-radius: 100px;
}

.nav-links {
    display: flex;
    gap: 1.75rem;
}

.nav-link {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.nav-link:hover { color: var(--text-primary); }

.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-base);
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.7rem 1.5rem;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

.btn-sm { padding: 0.5rem 1.1rem; font-size: 0.82rem; }
.btn-lg { padding: 0.9rem 2rem; font-size: 1rem; }
.btn-block { width: 100%; }

.btn-primary {
    background: var(--gradient-primary);
    color: #0a0e1a;
    box-shadow: 0 2px 12px rgba(0, 212, 255, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(0, 212, 255, 0.35);
    color: #0a0e1a;
}

.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.btn-ghost:hover {
    border-color: var(--border-accent);
    background: rgba(0, 212, 255, 0.05);
    color: var(--text-primary);
}

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

.btn-outline:hover {
    background: rgba(0, 212, 255, 0.08);
    border-color: var(--border-strong);
    color: var(--accent-cyan);
}

/* === Hero === */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    padding-top: 5rem;
    overflow: hidden;
}

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

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 75%);
}

.hero-glow {
    position: absolute;
    top: -10%;
    left: 50%;
    transform: translateX(-50%);
    width: 900px;
    height: 500px;
    background: radial-gradient(ellipse, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.06);
    border: 1px solid rgba(0, 212, 255, 0.12);
    border-radius: 100px;
    padding: 0.4rem 1.2rem;
    margin-bottom: 2rem;
    animation: fadeInDown 0.6s ease-out;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
    font-size: clamp(2.4rem, 6vw, 4.2rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
    animation: fadeInUp 0.7s ease-out;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin: 0 auto 2.5rem;
    line-height: 1.75;
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle strong { color: var(--accent-cyan); font-weight: 600; }

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
    animation: fadeInUp 0.9s ease-out;
}

.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out;
}

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

.hero-stat-value {
    display: block;
    font-size: 1.6rem;
    font-weight: 800;
    font-family: var(--font-mono);
    color: var(--accent-cyan);
    letter-spacing: -0.02em;
}

.hero-stat-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

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

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: fadeInUp 1.2s ease-out;
}

.scroll-indicator {
    width: 20px;
    height: 32px;
    border: 2px solid var(--border-accent);
    border-radius: 10px;
    position: relative;
}

.scroll-indicator::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 8px;
    background: var(--accent-cyan);
    border-radius: 3px;
    animation: scrollBounce 1.5s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { top: 6px; opacity: 1; }
    50% { top: 16px; opacity: 0.3; }
}

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

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* === Problem Section === */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.problem-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
}

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

.problem-icon { font-size: 2.5rem; margin-bottom: 1rem; }

.problem-card h3 {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: var(--font-mono);
    color: var(--accent-cyan);
    margin-bottom: 0.5rem;
}

.problem-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* === Tier Cards === */
.tiers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    align-items: start;
}

.tier-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.tier-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

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

.tier-featured {
    border-color: var(--border-accent);
    background: linear-gradient(145deg, rgba(0, 212, 255, 0.06), rgba(0, 184, 169, 0.02));
    transform: scale(1.03);
}

.tier-featured::before { opacity: 1; }

.tier-featured:hover {
    transform: scale(1.03) translateY(-4px);
}

.tier-popular {
    position: absolute;
    top: 12px;
    right: 12px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #0a0e1a;
    background: var(--gradient-primary);
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
}

.tier-enterprise {
    border-style: dashed;
}

.tier-header { margin-bottom: 1.25rem; }

.tier-label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
}

.tier-name {
    font-size: 1.5rem;
    font-weight: 800;
    margin-top: 0.25rem;
}

.tier-tagline {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.15rem;
}

.tier-price {
    display: flex;
    align-items: baseline;
    gap: 0.15rem;
    margin-bottom: 1rem;
}

.tier-currency {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent-cyan);
}

.tier-amount {
    font-size: 2.8rem;
    font-weight: 900;
    font-family: var(--font-mono);
    color: var(--accent-cyan);
    line-height: 1;
}

.tier-period {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-left: 0.25rem;
}

.tier-hardware {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.tier-hw-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 100px;
    width: fit-content;
}

.tier-hw-badge.software {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-green);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.tier-hw-badge.hardware {
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent-amber);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.tier-hw-badge.enterprise {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-purple);
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.tier-features {
    list-style: none;
    flex: 1;
    margin-bottom: 1.25rem;
}

.tier-features li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 0.35rem 0;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    line-height: 1.4;
}

.check {
    color: var(--accent-green);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.check.star { color: var(--accent-cyan); }

.tier-min {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    text-align: center;
}

.tier-hw-strikethrough {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-decoration: line-through;
    opacity: 0.6;
}

/* === Pre-Commitment Pricing === */
.commit-comparison {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1.5rem;
    align-items: center;
    margin-bottom: 3rem;
}

.commit-option {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.commit-loi {
    border: 2px solid var(--accent-cyan);
    box-shadow: 0 0 40px rgba(0, 212, 255, 0.1);
}

.commit-loi::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.commit-market {
    border: 1px solid var(--border-subtle);
    opacity: 0.7;
}

.commit-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.3rem 0.8rem;
    border-radius: 100px;
    margin-bottom: 1.25rem;
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-cyan);
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.commit-badge.market {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-muted);
    border-color: var(--border-subtle);
}

.commit-price-main {
    margin-bottom: 0.75rem;
}

.commit-currency {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-cyan);
}

.commit-market .commit-currency {
    color: var(--text-muted);
}

.commit-amount {
    font-size: 3.5rem;
    font-weight: 900;
    font-family: var(--font-mono);
    color: var(--accent-cyan);
    line-height: 1;
}

.commit-market .commit-amount {
    color: var(--text-muted);
}

.commit-per {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.commit-savings-tag {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 700;
    color: #0a0e1a;
    background: var(--accent-green);
    padding: 0.3rem 1rem;
    border-radius: 100px;
    margin-bottom: 1.25rem;
}

.commit-note {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    font-style: italic;
}

.commit-details {
    list-style: none;
    text-align: left;
    margin-bottom: 1.25rem;
}

.commit-details li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 0.3rem 0;
    line-height: 1.5;
}

.commit-fleet-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-subtle);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.commit-fleet-total strong {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    color: var(--accent-cyan);
}

.commit-market .commit-fleet-total strong {
    color: var(--text-muted);
}

.commit-vs {
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Commitment Timeline */
.commit-timeline {
    margin-bottom: 2.5rem;
}

.commit-timeline-title {
    font-size: 1.2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
}

.commit-steps {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    justify-content: center;
}

.commit-step {
    flex: 1;
    max-width: 300px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.commit-step-num {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 800;
    font-family: var(--font-mono);
    background: var(--gradient-primary);
    color: #0a0e1a;
    margin-bottom: 1rem;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
}

.commit-step-content h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

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

.commit-step-arrow {
    font-size: 1.5rem;
    color: var(--accent-cyan);
    margin-top: 0.7rem;
    flex-shrink: 0;
}

/* Collective Threshold & Info Grid */
.commit-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
}

.commit-threshold {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
    background: rgba(0, 212, 255, 0.04);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    height: 100%;
}

.commit-threshold.pinoy-incentive {
    background: rgba(255, 184, 0, 0.03);
    border: 1px solid rgba(255, 184, 0, 0.15);
}

.commit-threshold-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.commit-threshold-content h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.commit-threshold.pinoy-incentive h4 {
    color: rgba(255, 215, 0, 0.95);
}

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

/* Responsive overrides for commitment section */
@media (max-width: 768px) {
    .commit-info-grid {
        grid-template-columns: 1fr;
    }

    .commit-comparison {
        grid-template-columns: 1fr;
    }

    .commit-vs {
        text-align: center;
        padding: 0.5rem 0;
    }

    .commit-steps {
        flex-direction: column;
        align-items: center;
    }

    .commit-step-arrow {
        transform: rotate(90deg);
        margin: 0;
    }
}


/* === Calculator === */
.calculator-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: start;
}

.calc-inputs {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.calc-group { display: flex; flex-direction: column; gap: 0.5rem; }

.calc-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.calc-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 3px;
    outline: none;
    cursor: pointer;
}

.calc-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--gradient-primary);
    cursor: pointer;
    border: 3px solid var(--bg-secondary);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.4);
    transition: transform var(--transition-fast);
}

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

.calc-slider::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--gradient-primary);
    cursor: pointer;
    border: 3px solid var(--bg-secondary);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.4);
}

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

.calc-range-min, .calc-range-max {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.calc-current-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-cyan);
    font-family: var(--font-mono);
}

.calc-tier-select {
    display: flex;
    gap: 0.5rem;
}

.calc-tier-btn {
    flex: 1;
    padding: 0.6rem;
    font-size: 0.82rem;
    font-weight: 600;
    font-family: var(--font-sans);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.calc-tier-btn:hover {
    border-color: var(--border-accent);
    color: var(--text-primary);
}

.calc-tier-btn.active {
    border-color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-cyan);
}

.calc-results {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.calc-result-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    backdrop-filter: blur(10px);
}

.calc-result-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.calc-result-header h4 {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.calc-icon { font-size: 1.3rem; }

.calc-result-value {
    font-size: 2.2rem;
    font-weight: 900;
    font-family: var(--font-mono);
    color: var(--accent-green);
    margin-bottom: 0.75rem;
    transition: all var(--transition-base);
}

.calc-result-value.negative { color: var(--accent-amber); }
.calc-result-value.positive { color: var(--accent-green); }

.calc-result-breakdown {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.calc-line {
    display: flex;
    justify-content: space-between;
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.calc-line span:last-child {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--text-primary);
}

.calc-result-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.calc-result-note strong { color: var(--accent-green); font-family: var(--font-mono); }

.calc-payback {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-subtle);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.calc-payback strong {
    color: var(--accent-cyan);
    font-family: var(--font-mono);
}

.calc-cta { margin-top: 0.5rem; }

/* === Technology Section === */
.tech-table-wrapper {
    overflow-x: auto;
    margin-bottom: 3rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
}

.tech-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.tech-table th {
    padding: 1rem 1.25rem;
    text-align: left;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
}

.tech-table th.highlight {
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.06);
}

.tech-table td {
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
}

.tech-table td.label {
    font-weight: 600;
    color: var(--text-primary);
}

.tech-table td.highlight {
    background: rgba(0, 212, 255, 0.03);
    color: var(--accent-cyan);
}

.tech-table td.highlight strong {
    font-weight: 700;
}

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

.tech-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.tech-feature {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    transition: all var(--transition-base);
}

.tech-feature:hover {
    border-color: var(--border-accent);
    transform: translateY(-3px);
}

.tech-feature-icon { font-size: 2rem; margin-bottom: 0.75rem; }

.tech-feature h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.tech-feature p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* === Compatibility Checker === */
.compat-container {
    max-width: 900px;
    margin: 0 auto;
}

.compat-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.compat-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.compat-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.compat-field label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.compat-field select,
.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    padding: 0.7rem 1rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    transition: border-color var(--transition-fast);
    outline: none;
}

.compat-field select:focus,
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.compat-field select option,
.form-group select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.compat-result {
    margin-top: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-lg);
    padding: 2rem;
    animation: fadeInUp 0.4s ease-out;
}

.compat-result-header {
    margin-bottom: 1.5rem;
}

.compat-result-header h3 {
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}

.compat-result-header p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.compat-tiers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
}

.compat-tier-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 500;
}

.compat-tier-item.compatible {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: var(--accent-green);
}

.compat-tier-item.partial {
    background: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.2);
    color: var(--accent-amber);
}

.compat-tier-item.incompatible {
    background: rgba(239, 68, 68, 0.06);
    border: 1px solid rgba(239, 68, 68, 0.15);
    color: var(--text-muted);
}

/* === White Paper CTA === */
.wp-card {
    display: grid;
    grid-template-columns: 1.4fr 0.6fr;
    gap: 3rem;
    background: var(--gradient-card);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-xl);
    padding: 3.5rem;
    align-items: center;
}

.wp-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin: 0.75rem 0 1rem;
    line-height: 1.2;
}

.wp-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.wp-highlights {
    list-style: none;
    margin-bottom: 2rem;
}

.wp-highlights li {
    font-size: 0.88rem;
    color: var(--text-secondary);
    padding: 0.3rem 0;
}

.wp-highlights li::before {
    content: '✓ ';
    color: var(--accent-green);
    font-weight: 700;
}

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

.wp-mockup {
    position: relative;
    width: 180px;
}

.wp-page {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.wp-page.shadow {
    position: absolute;
    top: 10px;
    left: 15px;
    z-index: -1;
    opacity: 0.4;
    width: 100%;
}

.wp-page-line {
    height: 6px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 3px;
}

.wp-page-line.short { width: 60%; }

.wp-page-block {
    height: 40px;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-sm);
}

/* === Early Adopter === */
.adopter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.25rem;
}

.adopter-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    transition: all var(--transition-base);
}

.adopter-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-2px);
}

.adopter-icon { font-size: 1.8rem; flex-shrink: 0; }

.adopter-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.adopter-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* === Registration Form === */
.register-container {
    max-width: 700px;
    margin: 0 auto;
}

.register-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: 3rem;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
}

.progress-step span {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.progress-dot {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.82rem;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.04);
    border: 2px solid var(--border-subtle);
    color: var(--text-muted);
    transition: all var(--transition-base);
}

.progress-step.active .progress-dot {
    background: var(--gradient-primary);
    border-color: var(--accent-cyan);
    color: #0a0e1a;
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
}

.progress-step.active span { color: var(--accent-cyan); }

.progress-step.completed .progress-dot {
    background: var(--accent-green);
    border-color: var(--accent-green);
    color: #0a0e1a;
}

.progress-step.completed span { color: var(--accent-green); }

.progress-line {
    width: 60px;
    height: 2px;
    background: var(--border-subtle);
    margin: 0 0.5rem;
    margin-bottom: 1.4rem;
}

.form-step { display: none; animation: fadeInUp 0.4s ease-out; }
.form-step.active { display: block; }

.form-step-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-align: center;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

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

.form-group label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
}

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

.form-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
    gap: 1rem;
}

/* Tier select in registration form */
.tier-select-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.tier-select-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.03);
    border: 2px solid var(--border-subtle);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tier-select-card:hover {
    border-color: var(--border-accent);
}

.tier-select-card:has(input:checked) {
    border-color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.06);
}

.tier-select-card input {
    accent-color: var(--accent-cyan);
    width: 18px;
    height: 18px;
}

.tier-select-content {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.tier-select-content strong {
    font-size: 0.95rem;
}

.tier-select-content span {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.tier-select-badge {
    display: inline-block;
    font-size: 0.65rem !important;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-cyan) !important;
    background: rgba(0, 212, 255, 0.1);
    padding: 0.15rem 0.5rem;
    border-radius: 100px;
    width: fit-content;
}

/* Form Success */
.form-success {
    text-align: center;
    padding: 2rem 0;
}

.success-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--accent-green);
    color: #0a0e1a;
    font-size: 2rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    animation: popIn 0.5s ease-out;
}

@keyframes popIn {
    0% { transform: scale(0); }
    60% { transform: scale(1.15); }
    100% { transform: scale(1); }
}

.form-success h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
}

.form-success p {
    font-size: 1rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.7;
}

.success-next {
    text-align: left;
    max-width: 460px;
    margin: 2rem auto;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.5rem;
}

.success-next h4 {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.success-next ol {
    list-style: none;
    counter-reset: steps;
}

.success-next li {
    counter-increment: steps;
    font-size: 0.88rem;
    color: var(--text-secondary);
    padding: 0.35rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.success-next li::before {
    content: counter(steps);
    position: absolute;
    left: 0;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-cyan);
    font-family: var(--font-mono);
}

.success-summary {
    text-align: left;
    max-width: 460px;
    margin: 1.5rem auto 0;
    background: rgba(0, 212, 255, 0.04);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* === Footer === */
.footer {
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-subtle);
    background: var(--bg-secondary);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-top: 0.75rem;
    line-height: 1.6;
}

.footer-copy {
    margin-top: 1rem !important;
    font-size: 0.78rem !important;
    color: var(--text-muted) !important;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.2rem;
    color: var(--text-primary);
}

.footer-col h4 {
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.footer-col a {
    display: block;
    font-size: 0.88rem;
    color: var(--text-secondary);
    padding: 0.25rem 0;
}

.footer-col a:hover { color: var(--accent-cyan); }

.footer-location {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-subtle);
}

.footer-bottom p {
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* === Responsive === */
@media (max-width: 1024px) {
    .tiers-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tier-featured { transform: none; }
    .tier-featured:hover { transform: translateY(-4px); }

    .calculator-container {
        grid-template-columns: 1fr;
    }

    .wp-card {
        grid-template-columns: 1fr;
    }

    .wp-visual { display: none; }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root { --section-pad: 4rem; }

    .nav-links { display: none; }
    .nav-toggle { display: flex; }

    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 14, 26, 0.97);
        backdrop-filter: blur(20px);
        padding: 1rem 1.5rem;
        border-bottom: 1px solid var(--border-subtle);
        gap: 0.75rem;
    }

    .hero-stats {
        gap: 1rem;
    }

    .hero-stat-divider { display: none; }

    .tiers-grid {
        grid-template-columns: 1fr;
    }

    .problem-grid {
        grid-template-columns: 1fr;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .tier-select-grid {
        grid-template-columns: 1fr;
    }

    .adopter-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .wp-card { padding: 2rem; }

    .calc-tier-select {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .compat-row {
        grid-template-columns: 1fr;
    }

    .progress-line { width: 30px; }
}

/* === Affordable Fleet Safety Explainer === */
#safety-explainer {
    background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(10, 20, 42, 0.4) 100%);
    border-bottom: 1px solid var(--border);
}

.explainer-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
    align-items: start;
}

.explainer-video-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: sticky;
    top: 6rem;
}

.explainer-video-container {
    position: relative;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-accent);
    overflow: hidden;
    background: rgba(0, 0, 0, 0.4);
    box-shadow: 0 20px 50px rgba(0, 212, 255, 0.1), 0 0 0 1px rgba(0, 212, 255, 0.1) inset;
    transition: all 0.3s ease;
    aspect-ratio: 16 / 9;
}

.explainer-video-container:hover {
    border-color: rgba(0, 212, 255, 0.4);
    box-shadow: 0 25px 60px rgba(0, 212, 255, 0.15), 0 0 0 1px rgba(0, 212, 255, 0.2) inset;
}

.explainer-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.video-overlay-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: rgba(10, 20, 40, 0.75);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(0, 212, 255, 0.3);
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-cyan);
    letter-spacing: 0.05em;
    z-index: 10;
}

.video-tech-stats {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    display: flex;
    gap: 0.75rem;
    z-index: 10;
}

.stat-pill {
    background: rgba(10, 20, 40, 0.75);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border);
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.stat-pill span {
    color: var(--accent-cyan);
    font-weight: 600;
}

.video-caption {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.video-caption p strong {
    color: var(--text-primary);
}

.explainer-cards-column {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.explainer-card {
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    position: relative;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.explainer-card:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.08);
}

.explainer-card.bsa-card {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.03) 0%, rgba(0, 40, 80, 0.15) 100%);
    border-color: rgba(0, 212, 255, 0.2);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.03);
}

.explainer-card.bsa-card:hover {
    border-color: rgba(0, 212, 255, 0.35);
    box-shadow: 0 15px 50px rgba(0, 212, 255, 0.08);
}

.explainer-card-badge {
    position: absolute;
    top: -12px;
    left: 2.5rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
}

.explainer-card.bsa-card .explainer-card-badge {
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.3);
    color: var(--accent-cyan);
}

.explainer-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-top: 0.5rem;
    margin-bottom: 0.75rem;
}

.explainer-card.bsa-card h3 {
    color: var(--accent-cyan);
}

.explainer-lead {
    font-size: 1rem;
    color: var(--text-primary);
    line-height: 1.5;
    margin-bottom: 1.5rem;
}

.explainer-bullets {
    list-style: none;
    padding: 0;
    margin: 0 0 2rem 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.explainer-bullets li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.45;
    position: relative;
    padding-left: 1.5rem;
}

.explainer-bullets li::before {
    content: "✕";
    position: absolute;
    left: 0;
    top: 1px;
    color: #ff5555;
    font-weight: 700;
    font-size: 0.85rem;
}

.explainer-card.bsa-card .explainer-bullets li::before {
    content: "✓";
    color: var(--accent-cyan);
    font-size: 1rem;
    font-weight: 700;
    top: -1px;
}

.explainer-price-tag {
    margin-top: auto;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.explainer-price-tag span {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.explainer-price-tag strong {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-primary);
}

.explainer-price-tag.highlight {
    background: rgba(0, 212, 255, 0.05);
    border-color: rgba(0, 212, 255, 0.25);
}

.explainer-price-tag.highlight strong {
    color: var(--accent-cyan);
}

@media (max-width: 992px) {
    .explainer-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .explainer-video-column {
        position: relative;
        top: 0;
    }
}