/* Shared styles for /guides/ — matches Railhop homepage tokens */
:root, [data-theme="light"] {
  --color-bg: #f6f3ee;
  --color-surface: #fbf9f5;
  --color-surface-2: #f3efe8;
  --color-border: rgba(40,37,29,0.12);
  --color-divider: rgba(40,37,29,0.08);
  --color-text: #231f19;
  --color-text-muted: #6f6b64;
  --color-text-faint: #9d988f;
  --color-text-inverse: #f7f5f1;
  --color-primary: #1d5b5c;
  --color-primary-hover: #184b4c;
  --color-label-turquoise: #0a9a94;
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-brand-rail: 'Outfit', 'Manrope', sans-serif;
  --font-brand: 'Syne', 'Manrope', sans-serif;
  --font-body: 'Manrope', 'Helvetica Neue', Arial, sans-serif;
  --radius-md: 0.85rem;
  --radius-lg: 1.25rem;
  --radius-xl: 1.75rem;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px rgba(26,22,16,0.05);
  --shadow-md: 0 14px 36px rgba(26,22,16,0.08);
  --content: 1180px;
  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);
}
[data-theme="dark"] {
  --color-bg: #171513;
  --color-surface: #1d1a18;
  --color-surface-2: #24211f;
  --color-border: rgba(244,239,231,0.12);
  --color-divider: rgba(244,239,231,0.08);
  --color-text: #ece7de;
  --color-text-muted: #b3ada3;
  --color-text-faint: #847d74;
  --color-primary: #74a9a5;
  --color-primary-hover: #8fbcb8;
  --color-label-turquoise: #5dcdc6;
}
*,:before,:after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{min-height:100vh;background:var(--color-bg);color:var(--color-text);font-family:var(--font-body);font-size:1rem;line-height:1.6}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%;height:auto}
.container{width:min(calc(100% - 2rem),var(--content));margin:0 auto}
.eyebrow{font-size:0.75rem;text-transform:uppercase;letter-spacing:0.18em;color:var(--color-text-muted);font-weight:700}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0.95rem 1.25rem;border-radius:var(--radius-full);font-size:0.875rem;font-weight:700;transition:transform var(--transition),background var(--transition),color var(--transition)}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--color-primary);color:var(--color-text-inverse);box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--color-primary-hover)}
.btn-secondary{background:transparent;border:1px solid var(--color-border)}
.btn-secondary:hover{background:var(--color-surface-2)}
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--color-bg) 92%,transparent);border-bottom:1px solid var(--color-divider);backdrop-filter:saturate(140%) blur(14px)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:0.85rem 0}
.brand{display:flex;align-items:center;gap:0.68rem}
.brand-mark{width:2.6rem;height:2.6rem;flex-shrink:0}
.brand-word{display:inline-flex;align-items:baseline;font-family:var(--font-brand);font-size:1.45rem;font-weight:800;line-height:1;letter-spacing:-0.055em;text-transform:lowercase;color:var(--color-primary)}
.brand-rail{font-family:var(--font-brand-rail);font-weight:800;letter-spacing:-0.035em}
.brand-hop{font-weight:600;color:var(--color-label-turquoise)}
.nav{display:flex;flex-wrap:wrap;gap:1rem 1.25rem}
.nav a{font-size:0.875rem;color:var(--color-text-muted);font-weight:600}
.nav a:hover,.nav a[aria-current="page"]{color:var(--color-primary)}
.theme-toggle{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:50%;border:1px solid var(--color-border);background:var(--color-surface)}
.guides-hero{padding:clamp(2.5rem,6vw,4rem) 0 2rem}
.guides-hero h1{font-family:var(--font-display);font-size:clamp(2rem,1.2rem + 2.5vw,3.2rem);line-height:1.05;letter-spacing:-0.03em;margin-top:0.75rem}
.guides-hero p{max-width:42rem;margin-top:1rem;color:var(--color-text-muted);font-size:1.05rem}
.guide-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(16rem,1fr));gap:1rem;padding-bottom:3rem}
.guide-card{padding:1.25rem;border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);box-shadow:var(--shadow-sm);display:grid;gap:0.65rem;transition:transform var(--transition),box-shadow var(--transition)}
.guide-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.guide-card-tag{font-size:0.65rem;font-weight:800;letter-spacing:0.12em;text-transform:uppercase;color:var(--color-label-turquoise)}
.guide-card h2{font-family:var(--font-display);font-size:1.35rem;line-height:1.1}
.guide-card p{color:var(--color-text-muted);font-size:0.9rem;line-height:1.5}
.guide-card-meta{font-size:0.75rem;color:var(--color-text-faint);font-weight:700}
.guide-card.is-soon{opacity:0.72}
.article-wrap{padding:2rem 0 3.5rem}
.article-layout{display:grid;gap:2rem;max-width:46rem}
.article-meta{display:flex;flex-wrap:wrap;gap:0.75rem 1.25rem;font-size:0.8rem;color:var(--color-text-faint);font-weight:700}
.article-layout h1{font-family:var(--font-display);font-size:clamp(2rem,1.2rem + 2vw,2.8rem);line-height:1.05;letter-spacing:-0.03em}
.article-intro{font-size:1.1rem;color:var(--color-text-muted);line-height:1.55}
.article-body{display:grid;gap:1rem;color:var(--color-text)}
.article-body h2{font-family:var(--font-display);font-size:1.55rem;margin-top:0.75rem;line-height:1.1}
.article-body h3{font-family:var(--font-body);font-size:1.05rem;font-weight:800;color:var(--color-primary);margin-top:0.5rem}
.article-body p,.article-body li{color:var(--color-text-muted);line-height:1.6}
.article-body ul{padding-left:1.2rem;display:grid;gap:0.35rem}
.article-body ol.legal-list{padding-left:1.35rem;display:grid;gap:0.5rem;list-style:decimal}
.article-body ol.legal-list li{padding-left:0.25rem}
.legal-footer-nav{display:flex;flex-wrap:wrap;gap:0.75rem 1.25rem;margin-top:1.5rem;padding-top:1.25rem;border-top:1px solid var(--color-divider);font-size:0.85rem;font-weight:700}
.legal-footer-nav a{color:var(--color-primary)}
.legal-note{font-size:0.9rem;color:var(--color-text-faint);font-style:italic}
.article-table-wrap{overflow-x:auto;margin:0.5rem 0 0.25rem;border:1px solid var(--color-border);border-radius:var(--radius-md)}
.article-table{width:100%;border-collapse:collapse;font-size:0.875rem}
.article-table th,.article-table td{padding:0.65rem 0.75rem;text-align:left;border-bottom:1px solid var(--color-divider);vertical-align:top}
.article-table th{font-size:0.72rem;text-transform:uppercase;letter-spacing:0.08em;color:var(--color-text-faint);background:var(--color-surface-2)}
.article-table tr:last-child td{border-bottom:none}
.article-callout{padding:1rem 1.1rem;border-radius:var(--radius-md);border:1px solid color-mix(in srgb,var(--color-label-turquoise) 28%,var(--color-border));background:color-mix(in srgb,var(--color-label-turquoise) 6%,var(--color-surface));display:grid;gap:0.35rem}
.article-callout strong{color:var(--color-primary);font-size:0.9rem}
.article-callout p{margin:0;font-size:0.9rem}
.article-cta{margin-top:1rem;padding:1.25rem;border-radius:var(--radius-lg);border:1px solid color-mix(in srgb,var(--color-primary) 22%,var(--color-border));background:color-mix(in srgb,var(--color-primary) 6%,var(--color-surface));display:grid;gap:0.75rem}
.article-cta strong{color:var(--color-primary)}
.breadcrumb{font-size:0.8rem;color:var(--color-text-faint);margin-bottom:0.5rem}
.breadcrumb a{color:var(--color-primary);font-weight:700}
.site-footer{margin-top:auto;padding:2rem 0 2.5rem;border-top:1px solid var(--color-divider)}
.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;align-items:center}
.footer-inner p,.footer-inner a{font-size:0.875rem;color:var(--color-text-muted);font-weight:600}
@media (max-width:760px){.nav{display:none}}