/**
 * Verso OS Page Layout CSS
 * Verso Industries - Enterprise-level design
 * Self-hosted business platform showcase
 */

/* ============================================================================
   ROOT VARIABLES - Extends base.css tokens
   ============================================================================ */

.verso-os-page {
    /* Core Palette */
    --vos-bg-deep: #333333;
    --vos-bg-surface: #3a3a3a;
    --vos-bg-elevated: rgba(255, 255, 255, 0.05);

    /* Card Backgrounds */
    --vos-bg-card: rgba(60, 60, 60, 0.6);
    --vos-bg-card-hover: rgba(70, 70, 70, 0.8);

    /* Borders */
    --vos-border-subtle: rgba(255, 255, 255, 0.1);
    --vos-border-medium: rgba(255, 255, 255, 0.2);

    /* Text */
    --vos-text-primary: #ffffff;
    --vos-text-secondary: rgba(255, 255, 255, 0.85);
    --vos-text-muted: rgba(255, 255, 255, 0.6);

    /* Accents */
    --vos-accent-blue: var(--accent-blue, #4169e1);
    --vos-accent-gold: var(--accent-gold, #F4C430);
    --vos-accent-green: #22c55e;
    --vos-accent-red: #ef4444;
    --vos-accent-purple: #a855f7;
    --vos-accent-orange: #f97316;
    --vos-accent-teal: #14b8a6;
    --vos-accent-pink: #ec4899;

    /* Glows */
    --vos-glow-blue: 0 0 40px rgba(65, 105, 225, 0.4);
    --vos-glow-green: 0 0 40px rgba(34, 197, 94, 0.3);

    /* Radii */
    --vos-radius-sm: 4px;
    --vos-radius-md: 8px;
    --vos-radius-lg: 12px;
    --vos-radius-xl: 16px;

    /* Transitions */
    --vos-transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --vos-transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --vos-transition-slow: 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);

    width: 100%;
    min-height: 100vh;
    background: var(--vos-bg-deep);
    color: var(--vos-text-primary);
    overflow-x: hidden;
    font-family: 'Neon-Regular', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ============================================================================
   BREADCRUMBS
   ============================================================================ */

.verso-os-page .breadcrumbs {
    padding: 1rem 2rem;
    background: rgba(0, 0, 0, 0.3);
}

.verso-os-page .breadcrumbs ol {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0.5rem;
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.verso-os-page .breadcrumbs li {
    color: var(--vos-text-muted);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
}

.verso-os-page .breadcrumbs li::after {
    content: '/';
    margin-left: 0.5rem;
    color: rgba(255, 255, 255, 0.3);
}

.verso-os-page .breadcrumbs li:last-child::after {
    display: none;
}

.verso-os-page .breadcrumbs li:last-child {
    color: var(--vos-accent-blue);
}

.verso-os-page .breadcrumbs a {
    color: var(--vos-accent-blue);
    text-decoration: none;
    transition: color var(--vos-transition-fast);
}

.verso-os-page .breadcrumbs a:hover {
    color: white;
}

/* ============================================================================
   ANIMATIONS
   ============================================================================ */

@keyframes vos-fade-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes vos-grid-flow {
    0% {
        background-position: 0 0;
    }

    100% {
        background-position: 60px 60px;
    }
}

@keyframes vos-orb-pulse {

    0%,
    100% {
        opacity: 0.3;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(1.05);
    }
}

.vos-animate-slide-up {
    animation: vos-fade-up 0.8s var(--vos-transition-smooth) forwards;
}

.vos-section--visible {
    animation: vos-fade-up 0.7s var(--vos-transition-smooth) forwards;
}

/* ============================================================================
   SECTION UTILS
   ============================================================================ */

.vos-section-spacer {
    height: clamp(60px, 8vw, 100px);
}

.vos-section-title {
    font-family: 'Neon-Heavy', sans-serif;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--vos-text-primary);
    text-align: center;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    line-height: 1.1;
    text-transform: uppercase;
}

.vos-section-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--vos-text-secondary);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    line-height: 1.6;
    font-weight: 300;
}

.vos-section-subtitle strong {
    color: var(--vos-accent-blue);
}

.vos-highlight {
    display: block;
    font-family: 'Neon-Heavy', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-align: center;
    margin-bottom: 1rem;
}

.vos-highlight--blue {
    color: var(--vos-accent-blue);
}

.vos-highlight--gold {
    color: var(--vos-accent-gold);
}

.vos-highlight--green {
    color: var(--vos-accent-green);
}

.vos-highlight--red {
    color: var(--vos-accent-red);
}

/* ============================================================================
   HERO SECTION
   ============================================================================ */

.vos-hero {
    position: relative;
    width: 100%;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #1a2a4a 0%, #333333 50%, #2a3a4a 100%);
}

.vos-hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.vos-hero__grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(65, 105, 225, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(65, 105, 225, 0.08) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: vos-grid-flow 50s linear infinite;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 40%, transparent 100%);
}

.vos-hero__gradient-orbs {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 40% 30% at 20% 30%, rgba(65, 105, 225, 0.3), transparent 70%),
        radial-gradient(ellipse 40% 30% at 80% 70%, rgba(34, 197, 94, 0.2), transparent 70%);
    animation: vos-orb-pulse 12s ease-in-out infinite;
}

.vos-hero__content {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 1000px;
    text-align: center;
}

.vos-hero__badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: rgba(34, 197, 94, 0.2);
    border: 1px solid rgba(34, 197, 94, 0.4);
    border-radius: 20px;
    font-family: 'Neon-Heavy', sans-serif;
    font-size: 0.8rem;
    color: var(--vos-accent-green);
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
}

.vos-hero__title {
    font-family: 'Neon-Heavy', sans-serif;
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 800;
    color: var(--vos-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    line-height: 1.1;
    margin-bottom: 2rem;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.6);
}

.vos-hero__subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    color: var(--vos-text-secondary);
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.vos-hero__subtitle strong {
    color: var(--vos-accent-blue);
}

.vos-hero__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
}

.vos-hero__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.1rem 2.2rem;
    font-family: 'Neon-Heavy', sans-serif;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-decoration: none;
    border-radius: var(--vos-radius-md);
    transition: all var(--vos-transition-smooth);
    cursor: pointer;
}

.vos-hero__btn--primary {
    background: var(--vos-accent-blue);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 20px rgba(65, 105, 225, 0.4);
}

.vos-hero__btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(65, 105, 225, 0.6);
}

.vos-hero__btn--secondary {
    background: rgba(255, 255, 255, 0.05);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.vos-hero__btn--secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
    transform: translateY(-3px);
}

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

.vos-problem-section {
    width: 100%;
    padding: clamp(4rem, 8vw, 8rem) clamp(1.5rem, 5vw, 3rem);
}

.vos-problem-section__inner {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

.vos-problem-costs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin: 3rem 0;
}

.vos-problem-cost-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--vos-radius-lg);
}

.vos-problem-cost-item__icon {
    width: 28px;
    height: 28px;
    color: var(--vos-accent-red);
    flex-shrink: 0;
}

.vos-problem-cost-item strong {
    display: block;
    color: white;
    margin-bottom: 0.25rem;
}

.vos-problem-cost-item span {
    color: var(--vos-text-muted);
    font-size: 0.9rem;
}

.vos-problem-conclusion {
    text-align: center;
    font-size: 1.25rem;
    color: var(--vos-accent-green);
    padding: 1.5rem;
    background: rgba(34, 197, 94, 0.08);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: var(--vos-radius-lg);
}

/* ============================================================================
   ARCHITECTURE SECTION
   ============================================================================ */

.vos-arch-section {
    width: 100%;
    padding: clamp(4rem, 8vw, 8rem) clamp(1.5rem, 5vw, 3rem);
    background: #2a2a2a;
}

.vos-arch-section__inner {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
}

.vos-arch-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.vos-arch-card {
    padding: 2rem;
    border-radius: var(--vos-radius-lg);
}

.vos-arch-card h3 {
    font-family: 'Neon-Heavy', sans-serif;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.vos-arch-card--problem {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.vos-arch-card--problem h3 {
    color: rgba(239, 68, 68, 0.9);
}

.vos-arch-card--problem ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.vos-arch-card--problem li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: var(--vos-text-secondary);
}

.vos-arch-x {
    color: var(--vos-accent-red);
    font-weight: bold;
}

.vos-arch-card--solution {
    background: rgba(34, 197, 94, 0.08);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.vos-arch-card--solution h3 {
    color: var(--vos-accent-green);
}

.vos-arch-card--solution ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.vos-arch-card--solution li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0;
}

.vos-arch-card--solution li svg {
    flex-shrink: 0;
    color: var(--vos-accent-green);
    margin-top: 2px;
}

.vos-arch-card--solution li div {
    display: flex;
    flex-direction: column;
}

.vos-arch-card--solution li strong {
    color: white;
    font-size: 0.95rem;
}

.vos-arch-card--solution li span {
    color: var(--vos-text-muted);
    font-size: 0.85rem;
}

/* ============================================================================
   STACK SECTION
   ============================================================================ */

.vos-stack-section {
    width: 100%;
    padding: clamp(4rem, 8vw, 8rem) clamp(1.5rem, 5vw, 3rem);
}

.vos-stack-section__inner {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

.vos-stack-table-wrapper {
    background: var(--vos-bg-card);
    border: 1px solid var(--vos-border-subtle);
    border-radius: var(--vos-radius-lg);
    overflow: hidden;
    margin-bottom: 2rem;
}

.vos-stack-table {
    width: 100%;
    border-collapse: collapse;
}

.vos-stack-table th,
.vos-stack-table td {
    padding: 1rem 1.5rem;
    text-align: left;
}

.vos-stack-table th {
    background: rgba(0, 0, 0, 0.3);
    font-family: 'Neon-Heavy', sans-serif;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--vos-text-muted);
}

.vos-stack-table td {
    border-top: 1px solid var(--vos-border-subtle);
    color: var(--vos-text-secondary);
}

.vos-stack-table td strong {
    color: var(--vos-accent-blue);
}

.vos-stack-result {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.5rem;
    background: var(--vos-bg-card);
    border-radius: var(--vos-radius-lg);
    color: var(--vos-text-secondary);
    text-align: center;
}

.vos-stack-result svg {
    color: var(--vos-accent-blue);
}

/* ============================================================================
   REPLACEMENT MATRIX SECTION
   ============================================================================ */

.vos-replacement-section {
    width: 100%;
    padding: clamp(4rem, 8vw, 8rem) clamp(1.5rem, 5vw, 3rem);
    background: #2a2a2a;
}

.vos-replacement-section__inner {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

.vos-replacement-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

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

.vos-replacement-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--vos-glow-blue);
}

.vos-replacement-card__header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.vos-replacement-card__icon {
    width: 32px;
    height: 32px;
}

.vos-replacement-card--blue .vos-replacement-card__icon {
    color: var(--vos-accent-blue);
}

.vos-replacement-card--green .vos-replacement-card__icon {
    color: var(--vos-accent-green);
}

.vos-replacement-card--purple .vos-replacement-card__icon {
    color: var(--vos-accent-purple);
}

.vos-replacement-card--orange .vos-replacement-card__icon {
    color: var(--vos-accent-orange);
}

.vos-replacement-card--teal .vos-replacement-card__icon {
    color: var(--vos-accent-teal);
}

.vos-replacement-card--pink .vos-replacement-card__icon {
    color: var(--vos-accent-pink);
}

.vos-replacement-card__header h3 {
    font-family: 'Neon-Heavy', sans-serif;
    font-size: 1.1rem;
    color: white;
    margin: 0;
}

.vos-replacement-card__replaces {
    font-size: 0.85rem;
    color: var(--vos-text-muted);
    margin-bottom: 1rem;
}

.vos-replacement-card__replaces .strikethrough {
    text-decoration: line-through;
    text-decoration-color: rgba(239, 68, 68, 0.7);
}

.vos-replacement-card__capabilities {
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem;
}

.vos-replacement-card__capabilities li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.35rem 0;
    font-size: 0.85rem;
    color: var(--vos-text-secondary);
}

.vos-replacement-card__capabilities li svg {
    flex-shrink: 0;
    color: var(--vos-accent-green);
    margin-top: 2px;
}

.vos-replacement-card__savings {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: rgba(34, 197, 94, 0.1);
    border-radius: var(--vos-radius-md);
    font-size: 0.85rem;
    color: var(--vos-accent-green);
}

/* ============================================================================
   COST COMPARISON SECTION
   ============================================================================ */

.vos-cost-section {
    width: 100%;
    padding: clamp(4rem, 8vw, 8rem) clamp(1.5rem, 5vw, 3rem);
}

.vos-cost-section__inner {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

.vos-cost-table-wrapper {
    background: var(--vos-bg-card);
    border: 1px solid var(--vos-border-subtle);
    border-radius: var(--vos-radius-lg);
    overflow: hidden;
    margin-bottom: 2rem;
}

.vos-cost-table {
    width: 100%;
    border-collapse: collapse;
}

.vos-cost-table th,
.vos-cost-table td {
    padding: 1rem 1.5rem;
    text-align: left;
}

.vos-cost-table th {
    background: rgba(0, 0, 0, 0.3);
    font-family: 'Neon-Heavy', sans-serif;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.vos-cost-table td {
    border-top: 1px solid var(--vos-border-subtle);
}

.vos-cost-table__saas {
    color: var(--vos-accent-red) !important;
}

.vos-cost-table__verso {
    color: var(--vos-accent-green) !important;
}

.vos-cost-table tfoot td {
    background: rgba(0, 0, 0, 0.2);
    font-size: 1.1rem;
}

.vos-cost-reduction {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(34, 197, 94, 0.05));
    border: 2px solid rgba(34, 197, 94, 0.4);
    border-radius: var(--vos-radius-xl);
}

.vos-cost-reduction__value {
    font-family: 'Neon-Heavy', sans-serif;
    font-size: 4rem;
    color: var(--vos-accent-green);
    line-height: 1;
}

.vos-cost-reduction__label {
    font-size: 1.25rem;
    color: var(--vos-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ============================================================================
   PATHS SECTION
   ============================================================================ */

.vos-paths-section {
    width: 100%;
    padding: clamp(4rem, 8vw, 8rem) clamp(1.5rem, 5vw, 3rem);
    background: #2a2a2a;
}

.vos-paths-section__inner {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

.vos-paths-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.vos-path-card {
    padding: 2rem;
    background: var(--vos-bg-card);
    border: 1px solid var(--vos-border-subtle);
    border-radius: var(--vos-radius-lg);
    text-align: center;
}

.vos-path-card__icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1.5rem;
}

.vos-path-card--diy .vos-path-card__icon {
    color: var(--vos-accent-blue);
}

.vos-path-card--managed .vos-path-card__icon {
    color: var(--vos-accent-gold);
}

.vos-path-card h3 {
    font-family: 'Neon-Heavy', sans-serif;
    font-size: 1.25rem;
    color: white;
    margin-bottom: 1rem;
}

.vos-path-card ul {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
    text-align: left;
}

.vos-path-card li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: var(--vos-text-secondary);
    font-size: 0.95rem;
}

.vos-path-card li svg {
    flex-shrink: 0;
    color: var(--vos-accent-green);
}

.vos-path-card__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 1rem;
    font-family: 'Neon-Heavy', sans-serif;
    font-size: 0.95rem;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: var(--vos-radius-md);
    transition: all var(--vos-transition-smooth);
}

.vos-path-card--diy .vos-path-card__btn {
    background: var(--vos-accent-blue);
    color: white;
}

.vos-path-card--diy .vos-path-card__btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(65, 105, 225, 0.4);
}

.vos-path-card--managed .vos-path-card__btn {
    background: var(--vos-accent-gold);
    color: #1a1a1a;
}

.vos-path-card--managed .vos-path-card__btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(244, 196, 48, 0.4);
}

/* ============================================================================
   FAQ SECTION
   ============================================================================ */

.vos-faq-section {
    width: 100%;
    padding: clamp(4rem, 8vw, 8rem) clamp(1.5rem, 5vw, 3rem);
}

.vos-faq-section__inner {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.vos-faq-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.vos-faq-item {
    background: var(--vos-bg-card);
    border: 1px solid var(--vos-border-subtle);
    border-radius: var(--vos-radius-lg);
    overflow: hidden;
}

.vos-faq-item__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: transparent;
    border: none;
    font-family: 'Neon-Heavy', sans-serif;
    font-size: 1rem;
    color: white;
    text-align: left;
    cursor: pointer;
    transition: background var(--vos-transition-fast);
}

.vos-faq-item__question:hover {
    background: rgba(255, 255, 255, 0.05);
}

.vos-faq-item__icon {
    flex-shrink: 0;
    color: var(--vos-accent-blue);
    transition: transform var(--vos-transition-smooth);
}

.vos-faq-item__icon.rotated {
    transform: rotate(180deg);
}

.vos-faq-item__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--vos-transition-smooth), padding var(--vos-transition-smooth);
}

.vos-faq-item--open .vos-faq-item__answer {
    max-height: 300px;
    padding: 0 1.5rem 1.5rem;
}

.vos-faq-item__answer p {
    color: var(--vos-text-secondary);
    line-height: 1.7;
    margin: 0;
}

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

.vos-cta-section {
    width: 100%;
    padding: clamp(4rem, 10vw, 8rem) clamp(1.5rem, 5vw, 3rem);
    background: linear-gradient(135deg, #2a2a4a 0%, #333333 100%);
}

.vos-cta-section__inner {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.vos-cta-section__title {
    font-family: 'Neon-Heavy', sans-serif;
    font-size: clamp(2rem, 5vw, 3rem);
    color: white;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.vos-cta-section__description {
    font-size: 1.25rem;
    color: var(--vos-text-secondary);
    margin-bottom: 3rem;
}

.vos-cta-section__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
}

.vos-cta-section__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.1rem 2.2rem;
    font-family: 'Neon-Heavy', sans-serif;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-decoration: none;
    border-radius: var(--vos-radius-md);
    transition: all var(--vos-transition-smooth);
}

.vos-cta-section__btn--primary {
    background: var(--vos-accent-blue);
    color: white;
    box-shadow: 0 4px 20px rgba(65, 105, 225, 0.4);
}

.vos-cta-section__btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(65, 105, 225, 0.6);
}

.vos-cta-section__btn--secondary {
    background: rgba(255, 255, 255, 0.05);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.vos-cta-section__btn--secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
    transform: translateY(-3px);
}

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

@media (max-width: 1024px) {
    .vos-replacement-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .vos-hero {
        min-height: 90vh;
        padding: 3rem 1.5rem;
    }

    .vos-hero__actions {
        flex-direction: column;
        width: 100%;
    }

    .vos-hero__btn {
        width: 100%;
        justify-content: center;
    }

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

    .vos-arch-grid {
        grid-template-columns: 1fr;
    }

    .vos-replacement-grid {
        grid-template-columns: 1fr;
    }

    .vos-paths-grid {
        grid-template-columns: 1fr;
    }

    .vos-stack-table {
        font-size: 0.9rem;
    }

    .vos-stack-table th,
    .vos-stack-table td {
        padding: 0.75rem 1rem;
    }

    .vos-cost-table {
        font-size: 0.85rem;
    }

    .vos-cost-table th,
    .vos-cost-table td {
        padding: 0.75rem 1rem;
    }

    .vos-cta-section__actions {
        flex-direction: column;
        width: 100%;
    }

    .vos-cta-section__btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .vos-hero__badge {
        font-size: 0.7rem;
        padding: 0.4rem 1rem;
    }

    .vos-cost-reduction__value {
        font-size: 3rem;
    }

    .vos-path-card {
        padding: 1.5rem;
    }
}