/* Shared styles for the Krino blog — landing-page/site/blog/.
   Tokens mirror ../index.html so the blog feels like the same product, not a bolt-on. */

:root {
  --void: #060C14;
  --surface: #0F1E30;
  --surface-2: #0D1B2A;
  --rim: #122236;
  --frost: #EEF2F7;
  --slate: #3B5268;
  --slate-light: #5B7A94;
  --label: #8FA6BC;
  --alert: #E85D26;
  --signal: #1A8CFF;
  --ok: #10C98C;
  --warn: #E8B92E;
  --font-display: 'Space Grotesk', 'Courier New', monospace;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
}

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

html { scroll-behavior: smooth; }

body {
  background:
    radial-gradient(ellipse 60% 45% at 15% 0%, rgba(26,140,255,0.07), transparent 60%),
    radial-gradient(ellipse 50% 40% at 100% 30%, rgba(232,93,38,0.05), transparent 60%),
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px),
    var(--void);
  background-size: auto, auto, 56px 56px, 56px 56px;
  color: var(--frost);
  font-family: var(--font-display);
  line-height: 1.5;
  overflow-x: hidden;
}

img, svg { max-width: 100%; }
a { color: inherit; }

.wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ── wordmark / nav (identical to the landing page) ── */
.wordmark {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-display);
  letter-spacing: 0.14em;
  white-space: nowrap;
}
.wordmark .kri { font-weight: 300; color: var(--slate-light); }
.wordmark .no { font-weight: 800; color: var(--alert); letter-spacing: 0.05em; }
.logo-lockup { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }

header.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(6, 12, 20, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rim);
}
.site-nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav-links { display: flex; gap: 28px; list-style: none; font-size: 13px; letter-spacing: 0.3px; }
.nav-links a { text-decoration: none; color: var(--slate-light); transition: color 0.15s; }
.nav-links a:hover, .nav-links a.active { color: var(--frost); }
@media (max-width: 640px) { .nav-links { display: none; } }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.4px;
  padding: 12px 22px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s, opacity 0.15s;
}
.btn-primary { background: var(--alert); color: var(--frost); }
.btn-primary:hover { box-shadow: 0 0 24px rgba(232, 93, 38, 0.35); transform: translateY(-1px); }
.btn-ghost { background: transparent; border: 1px solid var(--rim); color: var(--frost); }
.btn-ghost:hover { border-color: var(--slate-light); }

/* ── shared page chrome ── */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--slate-light);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.eyebrow::before { content: ""; display: inline-block; width: 20px; height: 1px; background: var(--rim); }

.breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate-light);
  letter-spacing: 0.3px;
  margin-bottom: 22px;
}
.breadcrumb a { color: var(--slate-light); text-decoration: none; }
.breadcrumb a:hover { color: var(--frost); text-decoration: underline; }

section { padding: 64px 0; border-bottom: 1px solid var(--rim); }

/* ── blog index ── */
.blog-hero { padding: 72px 0 56px; border-bottom: 1px solid var(--rim); }
.blog-hero h1 { font-size: clamp(30px, 4vw, 48px); font-weight: 700; line-height: 1.15; margin-bottom: 16px; max-width: 720px; }
.blog-hero p.lede { color: var(--slate-light); font-size: 16px; max-width: 620px; line-height: 1.7; }

.post-grid { display: grid; grid-template-columns: 1fr; gap: 1px; background: var(--rim); }
@media (min-width: 760px) { .post-grid { grid-template-columns: repeat(2, 1fr); } }

.post-card {
  background: var(--surface-2);
  border: 1px solid var(--rim);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  transition: border-color 0.15s;
}
.post-card:hover { border-color: var(--slate-light); }
.post-card .thumb { display: block; width: 100%; aspect-ratio: 16/9; object-fit: cover; object-position: top; border-bottom: 1px solid var(--rim); background: var(--surface); }
.post-card .body { padding: 26px 28px 30px; }
.post-card .tag { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 2px; color: var(--signal); text-transform: uppercase; margin-bottom: 10px; }
.post-card h2 { font-size: 19px; font-weight: 700; color: var(--frost); margin-bottom: 10px; line-height: 1.3; }
.post-card p { font-size: 13.5px; color: var(--slate-light); line-height: 1.65; margin-bottom: 14px; }
.post-card .meta { font-family: var(--font-mono); font-size: 11px; color: var(--slate); letter-spacing: 0.3px; }

.post-card-soon { opacity: 0.55; }
.post-card-soon .body { padding: 26px 28px; }

/* ── article ── */
article.post { padding: 56px 0 24px; }
article.post .post-header { max-width: 760px; margin-bottom: 40px; }
article.post .post-header h1 {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.18;
  margin-bottom: 18px;
}
article.post .dek { color: var(--slate-light); font-size: 17px; line-height: 1.7; margin-bottom: 20px; }
article.post .byline { font-family: var(--font-mono); font-size: 12px; color: var(--slate); letter-spacing: 0.3px; }
article.post .byline strong { color: var(--slate-light); }

.post-body { max-width: 760px; }
.post-body h2 { font-size: clamp(22px, 2.6vw, 30px); font-weight: 700; margin: 48px 0 18px; line-height: 1.25; scroll-margin-top: 128px; }
.post-body h3 { font-size: 17px; font-weight: 700; margin: 30px 0 12px; color: var(--frost); }
.post-body p { font-size: 15.5px; color: var(--slate-light); line-height: 1.8; margin-bottom: 18px; }
.post-body p strong, .post-body li strong { color: var(--frost); font-weight: 600; }
.post-body ul, .post-body ol { margin: 0 0 20px 22px; color: var(--slate-light); font-size: 15.5px; line-height: 1.8; }
.post-body li { margin-bottom: 8px; }
.post-body a { color: var(--signal); text-decoration: underline; text-underline-offset: 2px; }
.post-body blockquote {
  border-left: 3px solid var(--alert);
  padding-left: 22px;
  margin: 28px 0;
  font-size: 19px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--frost);
}

.figure { max-width: 900px; margin: 8px 0 36px; }
.figure img {
  display: block;
  width: 100%;
  border: 1px solid var(--rim);
  background: var(--surface-2);
  box-shadow: 0 30px 70px -30px rgba(0,0,0,0.65);
}
.figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--slate);
  letter-spacing: 0.2px;
  line-height: 1.6;
}

.approach-grid { display: grid; grid-template-columns: 1fr; gap: 1px; background: var(--rim); margin: 8px 0 40px; max-width: 900px; }
@media (min-width: 700px) { .approach-grid { grid-template-columns: repeat(2, 1fr); } }
.approach-card { background: var(--surface-2); padding: 24px 26px; }
.approach-card .name { font-size: 14.5px; font-weight: 700; margin-bottom: 8px; display: flex; align-items: center; gap: 10px; }
.approach-card .name .swatch { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.approach-card .formula { font-family: var(--font-mono); font-size: 11.5px; color: var(--label); background: rgba(255,255,255,0.03); border: 1px solid var(--rim); padding: 8px 10px; margin-bottom: 10px; line-height: 1.6; overflow-x: auto; }
.approach-card p { font-size: 13px; color: var(--slate-light); line-height: 1.65; margin: 0; }

/* ── on-this-page nav: slim sticky bar, not an inline block ── */
.post-toc {
  position: sticky;
  top: 68px;
  z-index: 40;
  background: linear-gradient(180deg, rgba(17, 33, 52, 0.96), rgba(9, 18, 30, 0.96));
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--rim);
  box-shadow: 0 8px 20px -12px rgba(0,0,0,0.5);
}
.post-toc-inner {
  display: flex;
  align-items: center;
  gap: 22px;
  height: 46px;
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
}
.post-toc-inner::-webkit-scrollbar { display: none; }
.post-toc-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--signal);
  flex-shrink: 0;
}
.post-toc-rule { width: 1px; height: 14px; background: var(--rim); flex-shrink: 0; margin-right: -6px; }
.post-toc-inner a {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  color: var(--label);
  text-decoration: none;
  flex-shrink: 0;
  padding: 4px 2px;
  border-bottom: 1.5px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.post-toc-inner a:hover { color: var(--frost); border-color: var(--signal); }

/* ── approach number badge ── */
.h-approach { display: flex; align-items: center; gap: 14px; }
.approach-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--void);
  flex-shrink: 0;
}
.back-to-top { font-family: var(--font-mono); font-size: 11px; color: var(--slate); text-decoration: none; }
.back-to-top:hover { color: var(--slate-light); }

/* ── formula box ── */
.formula-box {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--frost);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--rim);
  border-left: 3px solid var(--signal);
  padding: 14px 20px;
  margin: 4px 0 20px;
  line-height: 1.7;
  white-space: pre;
}
.formula-box .comment { display: block; color: var(--slate); font-size: 11px; margin-top: 8px; white-space: normal; }

/* ── compact calc table (label/value pairs — no forced min-width) ── */
.calc-table-wrap { margin: 4px 0 22px; max-width: 440px; border: 1px solid var(--rim); }
table.calc { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.calc td { padding: 9px 14px; border-bottom: 1px solid var(--rim); color: var(--slate-light); }
table.calc tr:last-child td { border-bottom: none; }
table.calc td:first-child { white-space: nowrap; }
table.calc td:last-child { text-align: right; color: var(--frost); font-family: var(--font-mono); white-space: nowrap; padding-left: 24px; }
table.calc tr.result td { color: var(--frost); font-weight: 600; }
table.calc tr.result td:last-child { color: var(--ok); }

/* ── comparison table ── */
.compare-wrap { overflow-x: auto; margin: 8px 0 20px; max-width: 900px; border: 1px solid var(--rim); }
table.compare { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 760px; }
table.compare thead th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--label);
  background: var(--surface-2);
  padding: 13px 16px;
  border-bottom: 1px solid var(--rim);
  white-space: nowrap;
}
table.compare thead th.num, table.compare td.num { text-align: right; }
table.compare tbody td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--rim);
  color: var(--slate-light);
  white-space: nowrap;
}
table.compare tbody tr:last-child td { border-bottom: none; }
table.compare tbody tr.featured { background: rgba(26,140,255,0.06); }
table.compare tbody tr.featured td { color: var(--frost); }
table.compare td.approach-name { color: var(--frost); font-weight: 600; }
table.compare td.approach-name .default-pill {
  display: inline-block;
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 1px;
  color: var(--signal);
  border: 1px solid rgba(26,140,255,0.35);
  background: rgba(26,140,255,0.08);
  padding: 2px 6px;
  vertical-align: middle;
  text-transform: uppercase;
}
.compare-note { font-size: 12.5px; color: var(--slate); font-family: var(--font-mono); line-height: 1.7; margin-bottom: 40px; max-width: 760px; }

.pill { display: inline-flex; align-items: center; font-family: var(--font-mono); font-size: 11px; font-weight: 500; letter-spacing: 0.3px; padding: 3px 9px; border: 1px solid; text-transform: none; }
.pill-ok { color: var(--ok); border-color: rgba(16,201,140,0.4); background: rgba(16,201,140,0.08); }
.pill-info { color: var(--signal); border-color: rgba(26,140,255,0.4); background: rgba(26,140,255,0.08); }
.pill-warn { color: var(--warn); border-color: rgba(232,185,46,0.4); background: rgba(232,185,46,0.08); }
.pill-danger { color: var(--alert); border-color: rgba(232,93,38,0.4); background: rgba(232,93,38,0.08); }

/* ── takeaway / callout boxes ── */
.takeaway {
  background: var(--surface-2);
  border: 1px solid var(--rim);
  border-left: 3px solid var(--ok);
  padding: 16px 20px;
  margin: 4px 0 32px;
  max-width: 760px;
}
.takeaway .label { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 2px; text-transform: uppercase; color: var(--ok); margin-bottom: 8px; }
.takeaway p { font-size: 14px; color: var(--frost); line-height: 1.6; margin: 0; }

.callout {
  background: var(--surface-2);
  border: 1px solid var(--rim);
  border-left: 3px solid var(--signal);
  padding: 16px 20px;
  margin: 4px 0 32px;
  max-width: 760px;
}
.callout .label { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 2px; text-transform: uppercase; color: var(--signal); margin-bottom: 8px; }
.callout p { font-size: 14px; color: var(--slate-light); line-height: 1.65; margin: 0 0 8px; }
.callout p:last-child { margin-bottom: 0; }
.callout ul { margin: 8px 0 0 18px; }
.callout li { font-size: 13.5px; }

.pro-con { display: grid; grid-template-columns: 1fr; gap: 1px; background: var(--rim); margin: 0 0 24px; max-width: 760px; }
@media (min-width: 560px) { .pro-con { grid-template-columns: 1fr 1fr; } }
.pro-con > div { background: var(--surface-2); padding: 16px 20px; }
.pro-con .label { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 10px; }
.pro-con .pros .label { color: var(--ok); }
.pro-con .cons .label { color: var(--alert); }
.pro-con ul { margin: 0 0 0 16px; }
.pro-con li { font-size: 13.5px; color: var(--slate-light); margin-bottom: 6px; }

.shot-placeholder {
  max-width: 760px;
  margin: 4px 0 32px;
  border: 1px dashed var(--rim);
  background: var(--surface-2);
  padding: 22px 24px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.shot-placeholder .icon {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border: 1px solid var(--rim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--slate-light);
  font-family: var(--font-mono);
  font-size: 14px;
}
.shot-placeholder .text { font-family: var(--font-mono); font-size: 12px; color: var(--slate-light); letter-spacing: 0.3px; line-height: 1.6; }
.shot-placeholder .text strong { color: var(--frost); display: block; margin-bottom: 2px; font-size: 12.5px; }

.post-cta {
  margin: 48px 0 8px;
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  border: 1px solid var(--rim);
  border-left: 3px solid var(--alert);
  padding: 32px 34px;
  max-width: 760px;
}
.post-cta p.big { font-size: 18px; font-weight: 600; line-height: 1.5; margin-bottom: 16px; }
.post-cta p.small { color: var(--slate-light); font-size: 13.5px; margin-bottom: 20px; max-width: 560px; }
.post-cta .btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

p.disclaimer-note {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
  line-height: 1.8;
  max-width: 760px;
  padding-top: 24px;
  border-top: 1px solid var(--rim);
  margin-bottom: 0;
}
p.disclaimer-note strong { color: var(--slate-light); }

/* ── footer ── */
footer { padding: 48px 0 40px; }
.footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-start; gap: 24px; margin-bottom: 28px; }
.footer-links { display: flex; gap: 22px; list-style: none; font-size: 13px; color: var(--slate-light); }
.footer-links a { text-decoration: none; }
.footer-links a:hover { color: var(--frost); }
.footer-meta { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 20px; font-size: 12px; color: var(--slate); }