/* ==========================================================================
   spatialagents.de Design System
   Green Earth-Tone Schema, Anthropic-inspired layout
   ========================================================================== */

/* --- Custom Properties --- */
:root {
    --color-bg-primary: #eef0e8;
    --color-bg-card: #dfe3d5;
    --color-bg-footer: #2c3527;
    --color-text-primary: #1a1d17;
    --color-text-secondary: #4a5240;
    --color-accent-primary: #3d6b35;
    --color-btn-primary-bg: #1a1d17;
    --color-btn-primary-text: #ffffff;
    --color-border: #c5cbb8;
    --color-white: #ffffff;

    --font-stack: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;

    --max-width: 1100px;
    --nav-height: 72px;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-pill: 999px;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--nav-height) + 1rem);
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-stack);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--color-accent-primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

ul, ol {
    list-style: none;
}

h1, h2, h3, h4 {
    line-height: 1.2;
    font-weight: 600;
    color: var(--color-text-primary);
}

h1 { font-size: 2.75rem; letter-spacing: -0.03em; }
h2 { font-size: 2rem; letter-spacing: -0.02em; }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.1rem; }

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

/* --- Layout --- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

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

/* --- Navigation --- */
.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--color-bg-primary);
    border-bottom: 1px solid var(--color-border);
    height: var(--nav-height);
}

.nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-logo:hover {
    text-decoration: none;
}

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

.nav-links a {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-text-primary);
    text-decoration: none;
}

.nav-contact-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1.25rem;
    background-color: var(--color-btn-primary-bg);
    color: var(--color-btn-primary-text) !important;
    border-radius: var(--radius-pill);
    font-size: 0.875rem;
    font-weight: 500;
    transition: opacity 0.2s;
}

.nav-contact-btn:hover {
    opacity: 0.85;
    text-decoration: none !important;
}

/* Language Switcher */
.language-switcher {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.lang-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

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

.lang-link.active {
    color: var(--color-accent-primary);
    font-weight: 600;
}

.lang-separator {
    color: var(--color-border);
}

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

.nav-hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: transform 0.3s, opacity 0.3s;
}

.nav-hamburger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-hamburger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.nav-hamburger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-pill);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: opacity 0.2s, transform 0.1s;
    border: none;
    cursor: pointer;
}

.btn:hover {
    text-decoration: none;
}

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

.btn-primary:hover {
    opacity: 0.85;
}

.btn-secondary {
    background-color: var(--color-bg-card);
    color: var(--color-text-primary);
}

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

.btn-sm {
    padding: 0.4rem 1rem;
    font-size: 0.85rem;
}

.btn-arrow::after {
    content: '\2192';
    margin-left: 0.25rem;
}

/* --- Hero --- */
.hero {
    padding: var(--space-2xl) 0 var(--space-xl);
    text-align: center;
}

.hero h1 {
    max-width: 800px;
    margin: 0 auto var(--space-md);
}

.hero .subtitle {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-lg);
    line-height: 1.6;
}

.hero-compact {
    padding: var(--space-lg) 0 0;
    text-align: left;
}

.hero-compact h1 {
    margin: 0 0 var(--space-xs);
}

.hero-compact .subtitle {
    margin: 0 0 var(--space-sm);
    text-align: left;
}

.eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent-primary);
    margin-bottom: var(--space-xs);
}

/* --- Nav Dropdown --- */
.nav-item {
    position: relative;
}

.nav-item > a {
    display: inline-flex;
    align-items: center;
}

.nav-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 240px;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    padding: 0.5rem 0;
    z-index: 200;
}

/* Invisible bridge between nav link and dropdown (prevents hover loss) */
.nav-item.has-dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: 8px;
    display: none;
}

.nav-item.has-dropdown:hover::after {
    display: block;
}

.nav-item.has-dropdown:hover .nav-dropdown {
    display: block;
}

.nav-dropdown a {
    display: block;
    padding: 0.4rem 1rem;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    white-space: nowrap;
    transition: color 0.15s, background-color 0.15s;
}

.nav-dropdown a:hover {
    color: var(--color-text-primary);
    background-color: var(--color-bg-card);
}

/* --- Cards --- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

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

.card-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.card-grid-centered {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: center;
}

.card-grid-centered .card {
    flex: 0 1 auto;
    max-width: 600px;
    width: 100%;
}

.card {
    background-color: var(--color-bg-card);
    border-radius: var(--radius);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
}

.card-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent-primary);
    margin-bottom: var(--space-sm);
}

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

.card p {
    flex: 1;
    margin-bottom: var(--space-md);
    font-size: 0.95rem;
}

.card .btn {
    align-self: flex-start;
}

/* Value Props */
.value-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.value-item {
    padding: var(--space-lg);
}

.value-item h3 {
    margin-bottom: var(--space-xs);
}

.value-item p {
    font-size: 0.95rem;
}

/* --- CTA Section --- */
.cta-section {
    text-align: center;
    padding: var(--space-2xl) 0;
}

.cta-section h2 {
    margin-bottom: var(--space-sm);
}

.cta-section p {
    margin-bottom: var(--space-lg);
    font-size: 1.05rem;
}

/* --- Pricing Table --- */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    align-items: start;
}

.pricing-card {
    background-color: var(--color-bg-card);
    border-radius: var(--radius);
    padding: var(--space-lg);
}

.pricing-card.featured {
    border: 2px solid var(--color-accent-primary);
}

.pricing-card h3 {
    margin-bottom: var(--space-xs);
}

.pricing-price {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
}

.pricing-price span {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--color-text-secondary);
}

.pricing-features {
    margin: var(--space-md) 0;
}

.pricing-features li {
    padding: 0.35rem 0;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    padding-left: 1.25rem;
    position: relative;
}

.pricing-features li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--color-accent-primary);
    font-weight: 600;
}

/* --- Feature List --- */
.feature-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-secondary);
}

.feature-list li::before {
    content: '\2022';
    position: absolute;
    left: 0;
    color: var(--color-accent-primary);
    font-weight: 700;
    font-size: 1.2em;
}

/* --- Steps --- */
.steps {
    counter-reset: step;
}

.step {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-border);
}

.step:last-child {
    border-bottom: none;
}

.step::before {
    counter-increment: step;
    content: counter(step);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-accent-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-weight: 700;
    font-size: 1rem;
}

.step-content h3 {
    margin-bottom: 0.25rem;
}

.step-content p {
    font-size: 0.95rem;
}

/* --- Benchmark Tabs --- */
.benchmark-tabs {
    display: flex;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.benchmark-tab {
    padding: 0.5rem 1.25rem;
    background: var(--color-bg-card);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s;
    font-family: var(--font-stack);
}

.benchmark-tab:hover {
    background: var(--color-border);
    color: var(--color-text-primary);
}

.benchmark-tab.active {
    background: var(--color-btn-primary-bg);
    color: var(--color-btn-primary-text);
    border-color: var(--color-btn-primary-bg);
}

/* --- Benchmark specific --- */
.medal {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
}

.medal-gold { background: #f5e6a3; color: #7a6400; }
.medal-silver { background: #d9dee4; color: #4a5568; }
.medal-bronze { background: #eddcc8; color: #7c5e3a; }
.medal-pass { background: #d4e8d0; color: #2f6b2a; }
.medal-fail { background: #f0d0d0; color: #8b2020; }

.medal-legend {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-lg);
}

.benchmark-model-card {
    background-color: var(--color-bg-card);
    border-radius: var(--radius);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
}

.benchmark-model-card h3 {
    margin-bottom: var(--space-xs);
}

.benchmark-model-meta {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.benchmark-results {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.benchmark-result-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: default;
    font-size: 0.85rem;
    font-family: var(--font-stack);
    transition: none;
}

.benchmark-result-btn:hover {
    border-color: var(--color-border);
}

.benchmark-result-btn .score {
    font-weight: 700;
}

/* Assessment Viewer */
#assessment-viewer {
    display: none;
    background-color: transparent;
    border-radius: var(--radius);
    padding: var(--space-lg);
    margin-top: var(--space-md);
}

#assessment-viewer.active {
    display: block;
}

#assessment-viewer .back-btn {
    margin-bottom: var(--space-md);
}

#assessment-content {
    line-height: 1.8;
}

#assessment-content h1,
#assessment-content h2,
#assessment-content h3,
#assessment-content h4 {
    margin-top: var(--space-md);
    margin-bottom: var(--space-sm);
}

#assessment-content p {
    margin-bottom: var(--space-sm);
}

#assessment-content ul,
#assessment-content ol {
    margin-bottom: var(--space-sm);
    padding-left: 1.5rem;
    list-style: disc;
}

#assessment-content ol {
    list-style: decimal;
}

#assessment-content li {
    margin-bottom: 0.25rem;
    color: var(--color-text-secondary);
}

#assessment-content code {
    background-color: var(--color-bg-card);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.9em;
}

#assessment-content pre {
    background-color: var(--color-bg-card);
    padding: var(--space-md);
    border-radius: var(--radius-sm);
    overflow-x: auto;
    margin-bottom: var(--space-sm);
}

#assessment-content pre code {
    background: none;
    padding: 0;
}

#assessment-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--space-sm);
}

#assessment-content th,
#assessment-content td {
    text-align: left;
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}

#assessment-content th {
    font-weight: 600;
    color: var(--color-text-primary);
}

#assessment-content td {
    color: var(--color-text-secondary);
}

#assessment-content blockquote {
    border-left: 3px solid var(--color-accent-primary);
    padding-left: var(--space-md);
    margin-bottom: var(--space-sm);
    color: var(--color-text-secondary);
    font-style: italic;
}

/* --- Compliance / Tag List --- */
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.tag {
    display: inline-block;
    padding: 0.3rem 0.75rem;
    background-color: var(--color-bg-card);
    border-radius: var(--radius-pill);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

/* --- Quote --- */
.quote-block {
    border-left: 3px solid var(--color-accent-primary);
    padding: var(--space-md) var(--space-lg);
    margin: var(--space-lg) 0;
    background-color: var(--color-bg-card);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.quote-block p {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--color-text-primary);
}

/* --- Footer --- */
.footer {
    background-color: var(--color-bg-footer);
    color: #c5cbb8;
    padding: var(--space-xl) 0 var(--space-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-mission p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #a0a890;
}

.footer-col h4 {
    color: #eef0e8;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-sm);
}

.footer-col a {
    display: block;
    color: #a0a890;
    font-size: 0.9rem;
    padding: 0.2rem 0;
    text-decoration: none;
}

.footer-col a:hover {
    color: #eef0e8;
    text-decoration: none;
}

.footer-bottom {
    border-top: 1px solid #3d4a36;
    padding-top: var(--space-md);
    font-size: 0.8rem;
    color: #7a8570;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom a {
    color: #7a8570;
}

.footer-bottom a:hover {
    color: #a0a890;
}

/* --- Scroll Reveal --- */
.fade-in-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Legal Pages --- */
.legal-content {
    max-width: 720px;
}

.legal-content h1 {
    margin-bottom: var(--space-lg);
}

.legal-content h2 {
    font-size: 1.35rem;
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
}

.legal-content p {
    margin-bottom: var(--space-sm);
}

.legal-content ul {
    list-style: disc;
    padding-left: 1.5rem;
    margin-bottom: var(--space-sm);
}

.legal-content li {
    color: var(--color-text-secondary);
    margin-bottom: 0.25rem;
}

/* --- Service Detail Page --- */
.service-section {
    padding: var(--space-lg) 0;
}

.service-section + .service-section {
    border-top: 1px solid var(--color-border);
}

/* Tight spacing for compact sections */
.section-tight {
    padding: var(--space-sm) 0;
}

.service-section h2 {
    margin-bottom: var(--space-md);
}

.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: start;
}

/* --- Result List --- */
.result-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-secondary);
}

.result-list li::before {
    content: '\2714';
    position: absolute;
    left: 0;
    color: var(--color-accent-primary);
}

/* --- Video Embed (Two-Click YouTube) --- */
.video-embed {
    position: relative;
    width: 100%;
    border-radius: var(--radius);
    overflow: hidden;
    background-color: #2c3527;
    aspect-ratio: 16 / 9;
}

.video-embed img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-embed-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: rgba(26, 29, 23, 0.6);
    cursor: pointer;
    transition: background 0.2s;
}

.video-embed-overlay:hover {
    background: rgba(26, 29, 23, 0.5);
}

.video-embed-play {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: var(--color-accent-primary);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.2s;
}

.video-embed-play:hover {
    transform: scale(1.1);
}

.video-embed-play svg {
    width: 24px;
    height: 24px;
    fill: var(--color-white);
    margin-left: 3px;
}

.video-embed-notice {
    font-size: 0.8rem;
    color: #c5cbb8;
    text-align: center;
    max-width: 400px;
    padding: 0 var(--space-md);
    line-height: 1.5;
}

.video-embed-notice a {
    color: #eef0e8;
    text-decoration: underline;
}

.video-embed iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* --- Screenshot Gallery --- */
.screenshot-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.screenshot-item {
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.screenshot-item img {
    width: 100%;
    height: auto;
    display: block;
}

.screenshot-item figcaption {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    background-color: var(--color-bg-card);
}

/* --- Prompt Viewer --- */
#prompt-viewer {
    display: none;
    background-color: transparent;
    border-radius: var(--radius);
    padding: var(--space-lg);
    margin-top: var(--space-md);
}

#prompt-viewer.active {
    display: block;
}

#prompt-viewer .back-btn {
    margin-bottom: var(--space-md);
}

#prompt-content {
    line-height: 1.8;
}

#prompt-content h1,
#prompt-content h2,
#prompt-content h3,
#prompt-content h4 {
    margin-top: var(--space-md);
    margin-bottom: var(--space-sm);
}

#prompt-content p {
    margin-bottom: var(--space-sm);
}

#prompt-content ul,
#prompt-content ol {
    margin-bottom: var(--space-sm);
    padding-left: 1.5rem;
    list-style: disc;
}

#prompt-content ol {
    list-style: decimal;
}

#prompt-content li {
    margin-bottom: 0.25rem;
    color: var(--color-text-secondary);
}

#prompt-content code {
    background-color: var(--color-bg-card);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.9em;
}

#prompt-content pre {
    background-color: var(--color-bg-card);
    padding: var(--space-md);
    border-radius: var(--radius-sm);
    overflow-x: auto;
    margin-bottom: var(--space-sm);
}

#prompt-content pre code {
    background: none;
    padding: 0;
}

#prompt-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--space-sm);
}

#prompt-content th,
#prompt-content td {
    text-align: left;
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}

#prompt-content th {
    font-weight: 600;
    color: var(--color-text-primary);
}

#prompt-content td {
    color: var(--color-text-secondary);
}

/* Benchmark Definition Content (same styling as prompt and assessment) */
#benchmark-def-content {
    line-height: 1.8;
}

#benchmark-def-content h1,
#benchmark-def-content h2,
#benchmark-def-content h3,
#benchmark-def-content h4 {
    margin-top: var(--space-md);
    margin-bottom: var(--space-sm);
}

#benchmark-def-content p {
    margin-bottom: var(--space-sm);
}

#benchmark-def-content ul,
#benchmark-def-content ol {
    margin-bottom: var(--space-sm);
    padding-left: 1.5rem;
    list-style: disc;
}

#benchmark-def-content ol {
    list-style: decimal;
}

#benchmark-def-content li {
    margin-bottom: 0.25rem;
    color: var(--color-text-secondary);
}

#benchmark-def-content code {
    background-color: var(--color-bg-card);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.9em;
}

#benchmark-def-content pre {
    background-color: var(--color-bg-card);
    padding: var(--space-md);
    border-radius: var(--radius-sm);
    overflow-x: auto;
    margin-bottom: var(--space-sm);
}

#benchmark-def-content pre code {
    background: none;
    padding: 0;
}

#benchmark-def-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--space-sm);
}

#benchmark-def-content th,
#benchmark-def-content td {
    text-align: left;
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}

#benchmark-def-content th {
    font-weight: 600;
    color: var(--color-text-primary);
}

#benchmark-def-content td {
    color: var(--color-text-secondary);
}

#benchmark-def-content blockquote {
    border-left: 4px solid var(--color-accent-primary);
    padding-left: var(--space-md);
    margin: var(--space-md) 0;
    font-style: italic;
    color: var(--color-text-secondary);
}

/* --- Loading / Error States --- */
.loading {
    text-align: center;
    padding: var(--space-lg);
    color: var(--color-text-secondary);
}

.error-msg {
    text-align: center;
    padding: var(--space-lg);
    color: #8b2020;
    background: #f0d0d0;
    border-radius: var(--radius-sm);
}

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

@media (max-width: 1024px) {
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.75rem; }

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

    .card-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .footer-mission {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 1.85rem; }
    h2 { font-size: 1.5rem; }

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

    .hero {
        padding: var(--space-lg) 0 var(--space-md);
    }

    /* Nav mobile */
    .nav-hamburger {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background-color: var(--color-bg-primary);
        flex-direction: column;
        padding: var(--space-md);
        border-bottom: 1px solid var(--color-border);
        gap: var(--space-sm);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links a {
        font-size: 1rem;
        padding: 0.5rem 0;
    }

    .nav-item {
        width: 100%;
    }

    .nav-item > a {
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
    }

    /* Chevron indicator for dropdown items */
    .nav-item.has-dropdown > a::after {
        content: '\25BE';
        font-size: 0.7rem;
        margin-left: 0.5rem;
        transition: transform 0.2s;
    }

    .nav-item.has-dropdown.open > a::after {
        transform: rotate(180deg);
    }

    .nav-dropdown {
        position: static;
        transform: none;
        min-width: 0;
        border: none;
        box-shadow: none;
        border-radius: 0;
        background: transparent;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        padding: 0;
    }

    .nav-item.has-dropdown.open .nav-dropdown {
        display: block;
        max-height: 500px;
        padding: 0.25rem 0;
    }

    .nav-dropdown a {
        padding: 0.35rem 0 0.35rem 1.25rem;
        font-size: 0.9rem;
        white-space: normal;
    }

    .language-switcher {
        margin-top: 1rem;
    }

    /* Cards */
    .card-grid,
    .card-grid-2,
    .card-grid-4 {
        grid-template-columns: 1fr;
    }

    .card-grid-centered .card {
        max-width: 100%;
    }

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

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

    .two-col {
        grid-template-columns: 1fr;
    }

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

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

    .benchmark-tabs {
        flex-direction: column;
    }

    .benchmark-tab {
        text-align: center;
    }

    .medal-legend {
        flex-direction: column;
        gap: var(--space-xs);
    }

    .step {
        flex-direction: column;
        gap: var(--space-sm);
    }

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

/* =============================================
   Chart Lightbox
   ============================================= */

.chart-zoomable {
    cursor: zoom-in;
    position: relative;
    display: inline-block;
    width: 100%;
}

.chart-zoomable img {
    display: block;
    transition: opacity 0.15s;
}

.chart-zoomable:hover img {
    opacity: 0.92;
}

.chart-zoom-hint {
    position: absolute;
    bottom: var(--space-sm);
    right: var(--space-sm);
    background: rgba(26, 29, 23, 0.65);
    color: #eef0e8;
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    padding: 3px 8px;
    border-radius: 4px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s;
}

.chart-zoomable:hover .chart-zoom-hint {
    opacity: 1;
}

/* Lightbox overlay */
.chart-lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9000;
    background: rgba(10, 12, 9, 0.88);
    cursor: zoom-out;
    overflow: auto;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
}

.chart-lightbox.is-open {
    display: flex;
}

.chart-lightbox img {
    max-width: min(1400px, 96vw);
    max-height: 90vh;
    width: auto;
    height: auto;
    border-radius: 6px;
    box-shadow: 0 8px 48px rgba(0,0,0,0.5);
    cursor: default;
    display: block;
}

.chart-lightbox-close {
    position: fixed;
    top: var(--space-md);
    right: var(--space-md);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: rgba(238, 240, 232, 0.15);
    color: #eef0e8;
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
}

.chart-lightbox-close:hover {
    background: rgba(238, 240, 232, 0.28);
}