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

:root {
    --ink: #181d26;
    --ink-active: #0d1218;
    --canvas: #ffffff;
    --surface-soft: #f8fafc;
    --surface-strong: #e0e2e6;
    --surface-dark: #181d26;
    --surface-dark-elevated: #1d1f25;
    --hairline: #dddddd;
    --body: #333840;
    --muted: #41454d;
    --border-strong: #9297a0;
    --on-primary: #ffffff;
    --link: #1b61c9;
    --link-active: #1a3866;
    --signature-coral: #aa2d00;
    --signature-forest: #0a2e0e;
    --signature-cream: #f5e9d4;
    --signature-peach: #fcab79;
    --signature-mint: #a8d8c4;
    --signature-yellow: #f4d35e;
    --rounded-xs: 2px;
    --rounded-sm: 6px;
    --rounded-md: 10px;
    --rounded-lg: 12px;
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    --spacing-section: 96px;
    --max-width: 1280px;
    --font: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
}

html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: var(--font); font-size: 14px; font-weight: 400; line-height: 1.25; color: var(--body); background: var(--canvas); }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-active); }
ul { list-style: none; }

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

@media (max-width: 768px) {
    .container { padding: 0 var(--spacing-md); }
}

/* ─── TOP NAV ─── */
.top-nav {
    position: sticky; top: 0; z-index: 100;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    height: 64px;
}
.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xxl);
    height: 100%;
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}
.nav-logo {
    font-size: 18px; font-weight: 500; color: var(--ink);
    letter-spacing: -0.3px; flex-shrink: 0;
}
.nav-logo:hover { color: var(--ink); }
.nav-menu {
    display: flex; align-items: center; gap: var(--spacing-lg);
    flex: 1;
}
.nav-menu a {
    font-size: 14px; font-weight: 400; color: var(--body);
    white-space: nowrap;
}
.nav-menu a:hover, .nav-menu a[aria-current="page"] { color: var(--ink); }
.nav-hamburger {
    display: none;
    flex-direction: column; gap: 5px;
    background: none; border: none; cursor: pointer;
    padding: var(--spacing-xs);
    margin-left: auto;
}
.nav-hamburger span {
    display: block; width: 22px; height: 2px;
    background: var(--ink); border-radius: 2px;
    transition: transform 0.2s, opacity 0.2s;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
    .nav-inner { padding: 0 var(--spacing-md); }
    .nav-hamburger { display: flex; }
    .nav-menu {
        display: none; position: fixed; inset: 0; top: 64px;
        flex-direction: column; align-items: flex-start;
        background: var(--canvas); padding: var(--spacing-xl);
        gap: var(--spacing-lg); border-top: 1px solid var(--hairline);
        overflow-y: auto;
    }
    .nav-menu.open { display: flex; }
    .nav-menu a { font-size: 18px; }
}

/* ─── BUTTONS ─── */
.btn-primary {
    display: inline-block;
    background: var(--ink); color: var(--on-primary);
    font-size: 16px; font-weight: 500; line-height: 1.4;
    padding: 16px 24px;
    border-radius: var(--rounded-lg);
    border: none; cursor: pointer;
    transition: background 0.15s;
}
.btn-primary:hover { background: var(--ink-active); color: var(--on-primary); }
.btn-secondary {
    display: inline-block;
    background: var(--canvas); color: var(--ink);
    font-size: 16px; font-weight: 500; line-height: 1.4;
    padding: 16px 24px;
    border-radius: var(--rounded-lg);
    border: 1px solid var(--hairline); cursor: pointer;
    transition: border-color 0.15s;
}
.btn-secondary:hover { border-color: var(--border-strong); color: var(--ink); }
.btn-secondary-on-dark {
    display: inline-block;
    background: var(--canvas); color: var(--ink);
    font-size: 16px; font-weight: 500; line-height: 1.4;
    padding: 16px 24px;
    border-radius: var(--rounded-lg);
    border: none; cursor: pointer;
}
.btn-secondary-on-dark:hover { color: var(--ink); opacity: 0.9; }
.btn-legal {
    display: inline-block;
    background: var(--link); color: var(--on-primary);
    font-size: 13.12px; font-weight: 600; line-height: 1.2;
    padding: 12px 10px;
    border-radius: var(--rounded-xs);
    border: none; cursor: pointer;
}
.btn-legal-reject {
    background: transparent; color: var(--muted);
    border: 1px solid var(--hairline);
}
.btn-legal-reject:hover { color: var(--ink); }

/* ─── HERO BAND ─── */
.hero-band {
    padding: var(--spacing-section) 0;
    background: var(--canvas);
}
.hero-band .container {
    display: flex; flex-direction: column; gap: var(--spacing-lg);
    max-width: 720px;
}
.hero-band h1 {
    font-size: 40px; font-weight: 400; line-height: 1.2;
    color: var(--ink);
}
.hero-band .hero-sub {
    font-size: 14px; font-weight: 400; color: var(--body);
    max-width: 560px;
}
.hero-btn-row { display: flex; gap: var(--spacing-md); flex-wrap: wrap; }

/* ─── SECTION RHYTHM ─── */
.section { padding: var(--spacing-section) 0; }
.section-title {
    font-size: 24px; font-weight: 400; line-height: 1.35;
    letter-spacing: 0.12px; color: var(--ink);
    margin-bottom: var(--spacing-xl);
}
.section-title-sm {
    font-size: 20px; font-weight: 400; line-height: 1.5;
    color: var(--ink); margin-bottom: var(--spacing-lg);
}
.section-intro {
    font-size: 14px; color: var(--body); max-width: 640px;
    margin-bottom: var(--spacing-xl);
}

/* ─── ARTICLE CARDS GRID ─── */
.article-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}
.article-card {
    background: var(--canvas);
    border-radius: var(--rounded-md);
    border: 1px solid var(--hairline);
    overflow: hidden;
    display: flex; flex-direction: column;
}
.article-card-img {
    aspect-ratio: 16/9; overflow: hidden;
}
.article-card-img img {
    width: 100%; height: 100%; object-fit: cover;
}
.article-card-body { padding: var(--spacing-md); flex: 1; display: flex; flex-direction: column; gap: var(--spacing-xs); }
.article-card-tag {
    font-size: 11px; font-weight: 500; text-transform: uppercase;
    letter-spacing: 0.8px; color: var(--muted);
}
.article-card-title {
    font-size: 18px; font-weight: 500; line-height: 1.4;
    color: var(--ink);
}
.article-card-title a { color: var(--ink); }
.article-card-title a:hover { color: var(--link); }
.article-card-meta { font-size: 13px; color: var(--muted); margin-top: auto; padding-top: var(--spacing-xs); }
.article-card-excerpt { font-size: 14px; color: var(--body); line-height: 1.5; }

@media (max-width: 1024px) { .article-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) { .article-grid { grid-template-columns: 1fr; } }

/* ─── SIGNATURE CORAL CARD ─── */
.signature-coral {
    background: var(--signature-coral);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
    color: var(--on-primary);
}
.signature-coral h2 {
    font-size: 32px; font-weight: 400; line-height: 1.2;
    margin-bottom: var(--spacing-lg);
}
.signature-coral p {
    font-size: 14px; line-height: 1.5;
    margin-bottom: var(--spacing-xl);
    max-width: 560px;
}

/* ─── SIGNATURE FOREST CARD ─── */
.signature-forest {
    background: var(--signature-forest);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
    color: var(--on-primary);
}
.signature-forest h2 {
    font-size: 32px; font-weight: 400; line-height: 1.2;
    margin-bottom: var(--spacing-lg);
}
.signature-forest p {
    font-size: 14px; line-height: 1.5;
    margin-bottom: var(--spacing-xl);
    max-width: 560px;
}

/* ─── DARK CARD ─── */
.hero-card-dark {
    background: var(--surface-dark);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
    color: var(--on-primary);
}
.hero-card-dark h2 {
    font-size: 32px; font-weight: 400; line-height: 1.2;
    margin-bottom: var(--spacing-lg);
}
.hero-card-dark p {
    font-size: 14px; line-height: 1.5;
    margin-bottom: var(--spacing-xl);
    max-width: 560px;
}

/* ─── CREAM CALLOUT ─── */
.cream-callout {
    background: var(--signature-cream);
    border-radius: var(--rounded-md);
    padding: var(--spacing-lg);
}
.cream-callout h3 {
    font-size: 20px; font-weight: 400; color: var(--ink);
    margin-bottom: var(--spacing-xs);
}
.cream-callout p { font-size: 14px; color: var(--body); line-height: 1.5; }

/* ─── DEMO GRID ─── */
.demo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}
.demo-card {
    border-radius: var(--rounded-md);
    padding: var(--spacing-md);
}
.demo-card-peach { background: var(--signature-peach); }
.demo-card-mint  { background: var(--signature-mint); }
.demo-card-yellow { background: var(--signature-yellow); }
.demo-card h3 {
    font-size: 16px; font-weight: 500; line-height: 1.4;
    color: var(--ink); margin-bottom: var(--spacing-xs);
}
.demo-card p { font-size: 14px; color: var(--body); line-height: 1.5; }
.demo-card-img { aspect-ratio: 4/3; overflow: hidden; border-radius: var(--rounded-sm); margin-top: var(--spacing-sm); }
.demo-card-img img { width: 100%; height: 100%; object-fit: cover; }

@media (max-width: 768px) { .demo-grid { grid-template-columns: 1fr; } }

/* ─── CTA BAND LIGHT ─── */
.cta-band-light {
    background: var(--surface-strong);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
    display: flex; align-items: center; justify-content: space-between;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}
.cta-band-light h2 {
    font-size: 32px; font-weight: 400; color: var(--ink);
}
@media (max-width: 768px) {
    .cta-band-light { flex-direction: column; align-items: flex-start; }
}

/* ─── CONTACT FORM ─── */
.contact-form {
    display: flex; flex-direction: column; gap: var(--spacing-md);
    max-width: 480px;
}
.form-group { display: flex; flex-direction: column; gap: var(--spacing-xs); }
.form-group label { font-size: 14px; font-weight: 500; color: var(--ink); }
.form-group input {
    background: var(--canvas);
    color: var(--ink);
    font-size: 14px;
    border-radius: var(--rounded-sm);
    border: 1px solid var(--hairline);
    padding: 12px 16px;
    height: 44px;
    outline: none;
    width: 100%;
}
.form-group input:focus { border-color: #458fff; box-shadow: 0 0 0 2px rgba(69,143,255,0.2); }
.form-success {
    display: none; padding: var(--spacing-md);
    background: #e8f5e9; border-radius: var(--rounded-sm);
    color: #006400; font-size: 14px;
}

/* ─── ARTICLE SINGLE ─── */
.article-hero-stripe {
    background: var(--surface-dark-elevated);
    padding: var(--spacing-section) 0;
    position: relative; overflow: hidden;
}
.article-hero-stripe::before {
    content: '';
    position: absolute; inset: 0;
    background: repeating-linear-gradient(
        90deg,
        rgba(170,45,0,0.35) 0px, rgba(170,45,0,0.35) 18px,
        rgba(10,46,14,0.35) 18px, rgba(10,46,14,0.35) 36px,
        rgba(244,211,94,0.25) 36px, rgba(244,211,94,0.25) 52px,
        rgba(168,216,196,0.25) 52px, rgba(168,216,196,0.25) 68px,
        rgba(252,171,121,0.25) 68px, rgba(252,171,121,0.25) 84px,
        transparent 84px, transparent 120px
    );
    pointer-events: none;
}
.article-hero-stripe .container { position: relative; z-index: 1; }
.article-hero-stripe h1 {
    font-size: 40px; font-weight: 400; line-height: 1.2;
    color: var(--on-primary); max-width: 720px;
}
.article-hero-stripe .article-meta {
    font-size: 14px; color: rgba(255,255,255,0.7); margin-top: var(--spacing-lg);
}

.article-body { max-width: 720px; }
.article-body h2 {
    font-size: 24px; font-weight: 400; line-height: 1.35;
    color: var(--ink); margin: var(--spacing-xl) 0 var(--spacing-md);
}
.article-body h3 {
    font-size: 20px; font-weight: 400; line-height: 1.5;
    color: var(--ink); margin: var(--spacing-lg) 0 var(--spacing-sm);
}
.article-body p { font-size: 14px; line-height: 1.7; color: var(--body); margin-bottom: var(--spacing-md); }
.article-body ul { margin: var(--spacing-md) 0; padding-left: var(--spacing-lg); list-style: disc; }
.article-body ul li { font-size: 14px; line-height: 1.7; color: var(--body); margin-bottom: var(--spacing-xs); }
.article-body a { color: var(--link); }
.article-body a:hover { color: var(--link-active); }
.article-body figure { margin: var(--spacing-xl) 0; }
.article-body figure img { border-radius: var(--rounded-md); width: 100%; }
.article-body figcaption { font-size: 13px; color: var(--muted); margin-top: var(--spacing-xs); }
.article-updated {
    font-size: 13px; color: var(--muted);
    margin-bottom: var(--spacing-section);
}

/* ─── PAGE: ABOUT / PRIVACY / TERMS ─── */
.page-hero { padding: var(--spacing-section) 0 var(--spacing-xl); background: var(--canvas); }
.page-hero h1 { font-size: 40px; font-weight: 400; color: var(--ink); line-height: 1.2; }
.page-body { max-width: 720px; padding-bottom: var(--spacing-section); }
.page-body h2 { font-size: 24px; font-weight: 400; color: var(--ink); margin: var(--spacing-xl) 0 var(--spacing-md); }
.page-body h3 { font-size: 20px; font-weight: 400; color: var(--ink); margin: var(--spacing-lg) 0 var(--spacing-sm); }
.page-body p { font-size: 14px; line-height: 1.7; color: var(--body); margin-bottom: var(--spacing-md); }
.page-body ul { margin: var(--spacing-md) 0; padding-left: var(--spacing-lg); list-style: disc; }
.page-body ul li { font-size: 14px; line-height: 1.7; color: var(--body); margin-bottom: var(--spacing-xs); }
.page-body a { color: var(--link); }
.page-body a:hover { color: var(--link-active); }

/* ─── BREADCRUMB ─── */
.breadcrumb {
    font-size: 14px; color: var(--muted);
    padding: var(--spacing-md) 0;
    display: flex; gap: var(--spacing-xs); align-items: center;
    flex-wrap: wrap;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb-sep { color: var(--hairline); }

/* ─── RELATED ARTICLES ─── */
.related-section { padding: var(--spacing-section) 0; border-top: 1px solid var(--hairline); }
.related-section h2 { font-size: 24px; font-weight: 400; color: var(--ink); margin-bottom: var(--spacing-xl); }

/* ─── FOOTER ─── */
.site-footer {
    border-top: 1px solid var(--hairline);
    background: var(--canvas);
    padding: var(--spacing-section) 0 var(--spacing-xl);
}
.footer-inner { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--spacing-xxl); }
.footer-cols {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}
.footer-brand { font-size: 18px; font-weight: 500; color: var(--ink); margin-bottom: var(--spacing-xs); }
.footer-tagline { font-size: 14px; color: var(--muted); line-height: 1.5; }
.footer-col-title { font-size: 14px; font-weight: 500; color: var(--ink); margin-bottom: var(--spacing-sm); }
.footer-col ul li { margin-bottom: var(--spacing-xs); }
.footer-col ul li a, .footer-col ul li { font-size: 14px; color: var(--muted); line-height: 1.5; }
.footer-col ul li a:hover { color: var(--ink); }
.footer-legal {
    border-top: 1px solid var(--hairline);
    padding-top: var(--spacing-lg);
    display: flex; justify-content: space-between; flex-wrap: wrap;
    gap: var(--spacing-sm);
    font-size: 13px; color: var(--muted);
}
.footer-legal a { color: var(--muted); }
.footer-legal a:hover { color: var(--ink); }

@media (max-width: 1024px) { .footer-cols { grid-template-columns: 1fr 1fr; } }
@media (max-width: 768px) {
    .footer-inner { padding: 0 var(--spacing-md); }
    .footer-cols { grid-template-columns: 1fr; }
    .footer-legal { flex-direction: column; }
}

/* ─── COOKIE BANNER ─── */
.cookie-banner {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 999;
    background: var(--surface-dark);
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: var(--spacing-lg);
    display: none;
}
.cookie-banner.visible { display: block; }
.cookie-inner {
    max-width: var(--max-width); margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between;
    gap: var(--spacing-lg); flex-wrap: wrap;
}
.cookie-inner p { font-size: 14px; color: rgba(255,255,255,0.85); line-height: 1.5; }
.cookie-inner p a { color: rgba(255,255,255,0.7); text-decoration: underline; }
.cookie-actions { display: flex; gap: var(--spacing-sm); flex-shrink: 0; }

/* ─── DISCLAIMER BAND ─── */
.disclaimer-band {
    background: var(--surface-soft);
    border-top: 1px solid var(--hairline);
    padding: var(--spacing-md) 0;
}
.disclaimer-band p { font-size: 13px; color: var(--muted); line-height: 1.5; }

/* ─── UTILS ─── */
.text-muted { color: var(--muted); }
.mt-xl { margin-top: var(--spacing-xl); }
.mb-xl { margin-bottom: var(--spacing-xl); }