/* =====================================================
   NAPH Design System
   ===================================================== */

:root {
    /* Brand Colors */
    --color-primary: #4A1942;
    --color-accent: #E91E8C;
    --color-accent-hover: #D91A80;
    --color-accent-light: rgba(233, 30, 140, 0.08);

    /* Neutrals */
    --color-white: #FFFFFF;
    --color-gray-50: #FAFAFA;
    --color-gray-100: #F5F5F5;
    --color-gray-200: #E8E8E8;
    --color-gray-300: #D1D1D1;
    --color-gray-400: #9A9A9A;
    --color-gray-500: #6B6B6B;
    --color-gray-600: #525252;
    --color-gray-700: #3D3D3D;
    --color-gray-800: #262626;
    --color-gray-900: #171717;

    /* Semantic */
    --color-success: #059669;
    --color-warning: #D97706;
    --color-error: #DC2626;

    /* Typography */
    --font-heading: 'Fraunces', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-7: 32px;
    --space-8: 40px;
    --space-9: 48px;
    --space-10: 64px;
    --space-11: 80px;
    --space-12: 96px;
    --space-13: 128px;

    /* Layout */
    --container-max: 1200px;
    --container-narrow: 800px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --radius-2xl: 16px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
}

/* =====================================================
   Reset & Base
   ===================================================== */

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

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray-700);
    background: var(--color-white);
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-primary);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 600;
}

h4 {
    font-size: 1.125rem;
    font-weight: 600;
}

p {
    color: var(--color-gray-600);
}

.lead {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-gray-600);
}

/* =====================================================
   Layout
   ===================================================== */

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section {
    padding: var(--space-12) 0;
}

.section-header {
    text-align: center;
    max-width: var(--container-narrow);
    margin: 0 auto var(--space-10);
}

.section-eyebrow {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    margin-bottom: var(--space-4);
}

.section-eyebrow.light {
    color: rgba(255, 255, 255, 0.8);
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-gray-500);
    margin-top: var(--space-4);
    line-height: 1.7;
}

.section-cta {
    text-align: center;
    margin-top: var(--space-10);
}

.two-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
    align-items: center;
}

.two-column.reverse {
    direction: rtl;
}

.two-column.reverse > * {
    direction: ltr;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 12px 24px;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 1.5px solid var(--color-gray-300);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    background: var(--color-gray-50);
}

.btn-white {
    background: var(--color-white);
    color: var(--color-primary);
}

.btn-white:hover {
    background: var(--color-gray-100);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1rem;
}

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

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 1000;
    transition: all var(--transition-base);
}

.nav.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--space-4) var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo-mark {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    font-weight: 800;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-7);
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-600);
    transition: color var(--transition-fast);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    padding: var(--space-6);
    z-index: 999;
}

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

.mobile-nav-link {
    display: block;
    padding: var(--space-4) 0;
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-primary);
    border-bottom: 1px solid var(--color-gray-200);
}

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

.hero {
    padding: 160px 0 100px;
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
    align-items: center;
}

.hero-eyebrow {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    margin-bottom: var(--space-5);
}

.hero-title {
    margin-bottom: var(--space-6);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-gray-500);
    line-height: 1.7;
    margin-bottom: var(--space-8);
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.hero-visual {
    display: flex;
    justify-content: flex-end;
}

.hero-terminal {
    width: 100%;
    max-width: 520px;
    background: var(--color-gray-900);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-5);
    background: var(--color-gray-800);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.terminal-dots {
    display: flex;
    gap: var(--space-2);
}

.terminal-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-gray-600);
}

.terminal-dots span:nth-child(1) { background: #EF4444; }
.terminal-dots span:nth-child(2) { background: #F59E0B; }
.terminal-dots span:nth-child(3) { background: #10B981; }

.terminal-title {
    font-size: 0.8125rem;
    color: var(--color-gray-400);
    margin-left: auto;
}

.terminal-body {
    padding: var(--space-6);
    font-family: 'SF Mono', 'Fira Code', 'Monaco', monospace;
    font-size: 0.875rem;
    line-height: 1.8;
}

.terminal-line {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-2);
}

.terminal-prompt {
    color: var(--color-accent);
    font-weight: 600;
}

.terminal-command {
    color: var(--color-white);
}

.terminal-output {
    color: var(--color-gray-300);
    padding-left: 20px;
}

.terminal-output.dim {
    color: var(--color-gray-500);
}

.terminal-output.success {
    color: #10B981;
}

/* =====================================================
   Metrics Section
   ===================================================== */

.metrics {
    padding: var(--space-11) 0;
    background: var(--color-white);
    border-top: 1px solid var(--color-gray-200);
    border-bottom: 1px solid var(--color-gray-200);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
}

.metric {
    text-align: center;
}

.metric-value {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.metric-label {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
}

/* =====================================================
   Models Preview Section
   ===================================================== */

.models-preview {
    background: var(--color-gray-50);
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

.model-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-7);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.model-card:hover {
    border-color: var(--color-gray-300);
    box-shadow: var(--shadow-md);
}

.model-card.featured {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 1px var(--color-accent);
}

.model-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--space-3);
}

.model-name {
    font-size: 1.25rem;
    font-weight: 700;
}

.model-badge {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 4px 10px;
    background: var(--color-gray-100);
    color: var(--color-gray-600);
    border-radius: var(--radius-full);
}

.model-badge.accent {
    background: var(--color-accent-light);
    color: var(--color-accent);
}

.model-params {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--space-4);
}

.model-description {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    line-height: 1.6;
    margin-bottom: var(--space-5);
}

.model-specs {
    display: flex;
    gap: var(--space-6);
    padding: var(--space-4) 0;
    border-top: 1px solid var(--color-gray-100);
    margin-bottom: var(--space-4);
}

.spec {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.spec-label {
    font-size: 0.75rem;
    color: var(--color-gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.spec-value {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-primary);
}

.model-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent);
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.model-link:hover {
    text-decoration: underline;
}

/* =====================================================
   Why Open-Weight Section
   ===================================================== */

.why-open-weight {
    background: var(--color-white);
}

.column-content .lead {
    margin-bottom: var(--space-8);
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.feature-item {
    display: flex;
    gap: var(--space-5);
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--color-accent-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
}

.feature-content h4 {
    margin-bottom: var(--space-2);
    color: var(--color-primary);
}

.feature-content p {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    line-height: 1.6;
}

.comparison-diagram {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.comparison-item {
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    border: 1px solid var(--color-gray-200);
}

.comparison-item.open {
    background: var(--color-white);
    border-color: var(--color-success);
    box-shadow: 0 0 0 1px var(--color-success);
}

.comparison-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-5);
}

.comparison-label {
    font-weight: 600;
    color: var(--color-primary);
}

.comparison-status {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 4px 10px;
    border-radius: var(--radius-full);
}

.comparison-status.warning {
    background: rgba(217, 119, 6, 0.1);
    color: var(--color-warning);
}

.comparison-status.success {
    background: rgba(5, 150, 105, 0.1);
    color: var(--color-success);
}

.comparison-flow {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.flow-node {
    flex: 1;
    text-align: center;
    padding: var(--space-3) var(--space-4);
    background: var(--color-white);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary);
    border: 1px solid var(--color-gray-200);
}

.flow-node.external {
    background: rgba(217, 119, 6, 0.08);
    border-color: var(--color-warning);
    color: var(--color-warning);
}

.flow-node.internal {
    background: rgba(5, 150, 105, 0.08);
    border-color: var(--color-success);
    color: var(--color-success);
}

.flow-arrow {
    color: var(--color-gray-400);
    font-size: 1.25rem;
}

.comparison-note {
    font-size: 0.8125rem;
    color: var(--color-gray-500);
    line-height: 1.5;
}

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

.use-cases {
    background: var(--color-gray-50);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.case-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    border: 1px solid var(--color-gray-200);
}

.case-icon {
    width: 56px;
    height: 56px;
    background: var(--color-accent-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    margin-bottom: var(--space-5);
}

.case-card h3 {
    margin-bottom: var(--space-3);
}

.case-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    line-height: 1.6;
    margin-bottom: var(--space-5);
}

.case-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.case-features li {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    padding-left: var(--space-5);
    position: relative;
}

.case-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
}

/* =====================================================
   API Preview Section
   ===================================================== */

.api-preview {
    background: var(--color-white);
}

.code-block {
    background: var(--color-gray-900);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) var(--space-5);
    background: var(--color-gray-800);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.code-lang {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    background: var(--color-accent-light);
    padding: 4px 10px;
    border-radius: var(--radius-full);
}

.code-file {
    font-size: 0.8125rem;
    color: var(--color-gray-400);
}

.code-content {
    padding: var(--space-6);
    font-family: 'SF Mono', 'Fira Code', 'Monaco', monospace;
    font-size: 0.875rem;
    line-height: 1.8;
    color: var(--color-gray-300);
    overflow-x: auto;
}

.code-content .keyword {
    color: var(--color-accent);
}

.code-content .string {
    color: #10B981;
}

.code-content .number {
    color: #F59E0B;
}

.code-content .comment {
    color: var(--color-gray-500);
}

.api-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    margin: var(--space-8) 0;
}

.api-feature h4 {
    margin-bottom: var(--space-2);
    color: var(--color-primary);
}

.api-feature p {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
}

/* =====================================================
   Enterprise Preview Section
   ===================================================== */

.enterprise-banner {
    background: linear-gradient(135deg, var(--color-primary) 0%, #2D0F29 100%);
    border-radius: var(--radius-2xl);
    padding: var(--space-11);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
    align-items: center;
}

.enterprise-content h2 {
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.enterprise-content p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1.0625rem;
    line-height: 1.7;
    margin-bottom: var(--space-7);
}

.enterprise-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.enterprise-feature {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9375rem;
}

.enterprise-feature svg {
    color: #10B981;
    flex-shrink: 0;
}

.deployment-options {
    display: flex;
    gap: var(--space-5);
    justify-content: center;
}

.deployment-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-6);
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-width: 120px;
}

.deployment-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
}

.deployment-option span {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

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

.cta-section {
    background: var(--color-gray-50);
    text-align: center;
}

.cta-content h2 {
    margin-bottom: var(--space-4);
}

.cta-content p {
    font-size: 1.125rem;
    color: var(--color-gray-500);
    margin-bottom: var(--space-8);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

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

.footer {
    background: var(--color-gray-900);
    padding: var(--space-11) 0 var(--space-8);
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--space-10);
    padding-bottom: var(--space-10);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-5);
}

.footer-logo .logo-mark {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    line-height: 1.7;
    max-width: 320px;
}

.footer-links-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.footer-column h4 {
    color: var(--color-white);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-5);
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--color-white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-8);
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: var(--space-6);
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--color-white);
}

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

.page-header {
    padding: 140px 0 var(--space-11);
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    text-align: center;
}

.page-header h1 {
    margin-bottom: var(--space-5);
}

.page-header .lead {
    max-width: 600px;
    margin: 0 auto;
}

/* =====================================================
   Contact Page Styles
   ===================================================== */

.contact-section {
    background: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-11);
}

.contact-info h2 {
    margin-bottom: var(--space-5);
}

.contact-info .lead {
    margin-bottom: var(--space-8);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.contact-detail {
    display: flex;
    gap: var(--space-4);
}

.contact-detail-icon {
    width: 48px;
    height: 48px;
    background: var(--color-accent-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    flex-shrink: 0;
}

.contact-detail-icon svg {
    width: 22px;
    height: 22px;
}

.contact-detail-text h4 {
    margin-bottom: var(--space-1);
}

.contact-detail-text p {
    font-size: 0.9375rem;
}

.contact-detail-text a {
    color: var(--color-accent);
}

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

.contact-form {
    background: var(--color-gray-50);
    border-radius: var(--radius-2xl);
    padding: var(--space-9);
    border: 1px solid var(--color-gray-200);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
    margin-bottom: var(--space-5);
}

.form-group {
    margin-bottom: var(--space-5);
}

.form-group.full-width {
    grid-column: span 2;
    margin-bottom: 0;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray-700);
    margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-4);
    font-size: 0.9375rem;
    font-family: inherit;
    background: var(--color-white);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

.form-textarea {
    min-height: 140px;
    resize: vertical;
}

.form-checkbox {
    display: flex;
    gap: var(--space-3);
    align-items: flex-start;
    margin: var(--space-6) 0;
}

.form-checkbox input {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    flex-shrink: 0;
    accent-color: var(--color-accent);
}

.form-checkbox label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    line-height: 1.5;
}

.form-checkbox a {
    color: var(--color-accent);
}

.form-submit {
    margin-top: var(--space-6);
}

.form-submit .btn {
    width: 100%;
}

/* =====================================================
   About Page Styles
   ===================================================== */

.about-intro {
    background: var(--color-white);
}

.about-content {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.about-content p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--space-6);
}

.about-content h3 {
    margin-top: var(--space-10);
    margin-bottom: var(--space-5);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-top: var(--space-10);
}

.value-card {
    padding: var(--space-7);
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
}

.value-card h4 {
    margin-bottom: var(--space-3);
}

.value-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
}

/* =====================================================
   Models Page Styles
   ===================================================== */

.model-detail {
    scroll-margin-top: 100px;
    padding: var(--space-10) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.model-detail:last-child {
    border-bottom: none;
}

.model-detail-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--space-6);
}

.model-detail-title h2 {
    margin-bottom: var(--space-2);
}

.model-detail-params {
    font-size: 1.125rem;
    color: var(--color-accent);
    font-weight: 600;
}

.model-detail-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-10);
}

.model-detail-description p {
    font-size: 1.0625rem;
    line-height: 1.7;
    margin-bottom: var(--space-5);
}

.model-capabilities {
    margin-top: var(--space-6);
}

.model-capabilities h4 {
    margin-bottom: var(--space-4);
}

.capabilities-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.capability-tag {
    padding: 6px 14px;
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: var(--radius-full);
}

.model-specs-table {
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    border: 1px solid var(--color-gray-200);
}

.model-specs-table h4 {
    margin-bottom: var(--space-5);
}

.specs-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.spec-row {
    display: flex;
    justify-content: space-between;
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-gray-200);
}

.spec-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.spec-row .label {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.spec-row .value {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-primary);
}

/* Benchmark Table */
.benchmark-section {
    background: var(--color-gray-50);
}

.benchmark-table {
    width: 100%;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--color-gray-200);
}

.benchmark-table thead {
    background: var(--color-gray-100);
}

.benchmark-table th,
.benchmark-table td {
    padding: var(--space-4) var(--space-5);
    text-align: left;
    font-size: 0.9375rem;
}

.benchmark-table th {
    font-weight: 600;
    color: var(--color-primary);
}

.benchmark-table td {
    color: var(--color-gray-600);
    border-top: 1px solid var(--color-gray-200);
}

.benchmark-table tbody tr:hover {
    background: var(--color-gray-50);
}

.benchmark-value {
    font-weight: 600;
    color: var(--color-primary);
}

.benchmark-value.highlight {
    color: var(--color-accent);
}

/* =====================================================
   Enterprise Page Styles
   ===================================================== */

.enterprise-intro {
    background: var(--color-white);
}

.enterprise-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.enterprise-feature-card {
    padding: var(--space-7);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
}

.enterprise-feature-card .feature-icon {
    margin-bottom: var(--space-5);
}

.enterprise-feature-card h3 {
    margin-bottom: var(--space-3);
}

.enterprise-feature-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    line-height: 1.6;
}

.compliance-section {
    background: var(--color-gray-50);
}

.compliance-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
}

.compliance-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    text-align: center;
    border: 1px solid var(--color-gray-200);
}

.compliance-badge {
    width: 64px;
    height: 64px;
    background: var(--color-accent-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    font-weight: 700;
    color: var(--color-accent);
    font-size: 0.875rem;
}

.compliance-card h4 {
    margin-bottom: var(--space-2);
}

.compliance-card p {
    font-size: 0.8125rem;
    color: var(--color-gray-500);
}

/* =====================================================
   Developers Page Styles
   ===================================================== */

.docs-section {
    background: var(--color-white);
}

.docs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.docs-card {
    padding: var(--space-7);
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.docs-card:hover {
    border-color: var(--color-gray-300);
    background: var(--color-white);
}

.docs-card h3 {
    margin-bottom: var(--space-3);
}

.docs-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    margin-bottom: var(--space-4);
}

.docs-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent);
}

.docs-link:hover {
    text-decoration: underline;
}

.sdk-section {
    background: var(--color-gray-50);
}

.sdk-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
}

.sdk-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    border: 1px solid var(--color-gray-200);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.sdk-icon {
    width: 56px;
    height: 56px;
    background: var(--color-gray-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
    font-weight: 700;
    color: var(--color-gray-700);
    font-size: 1.25rem;
}

.sdk-card h4 {
    margin-bottom: var(--space-2);
}

.sdk-card p {
    font-size: 0.8125rem;
    color: var(--color-gray-500);
}

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

@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .hero-content {
        text-align: center;
        max-width: 600px;
        margin: 0 auto;
    }

    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        justify-content: center;
    }

    .two-column {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .two-column.reverse {
        direction: ltr;
    }

    .models-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .enterprise-banner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .enterprise-features {
        justify-content: center;
    }

    .enterprise-feature-card,
    .docs-card {
        padding: var(--space-6);
    }

    .enterprise-features-grid,
    .docs-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-actions .btn {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        padding: 120px 0 60px;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6);
    }

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

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

    .enterprise-features-grid,
    .docs-grid,
    .values-grid {
        grid-template-columns: 1fr;
    }

    .compliance-grid,
    .sdk-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-main {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .footer-links-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }

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

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

    .model-detail-content {
        grid-template-columns: 1fr;
    }

    .deployment-options {
        flex-wrap: wrap;
    }

    .section {
        padding: var(--space-11) 0;
    }
}

@media (max-width: 480px) {
    .hero-terminal {
        font-size: 0.75rem;
    }

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

    .compliance-grid,
    .sdk-grid {
        grid-template-columns: 1fr;
    }

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

    .contact-form {
        padding: var(--space-6);
    }

    .enterprise-banner {
        padding: var(--space-8);
    }
}