/* Marketing shell — ledger design tokens shared with the workspace.
   Used by base.html (public pages). Class names are prefixed mk- where
   collisions with page-level Tailwind utilities are plausible. */

:root {
  --mk-canvas: #F3F5F2;
  --mk-surface: #FFFFFF;
  --mk-surface-2: #F9FAF8;
  --mk-ink: #1A1D1B;
  --mk-ink-2: #5A625C;
  --mk-ink-3: #8B938D;
  --mk-line: #E3E7E2;
  --mk-line-soft: #EDF0EC;
  --mk-accent: #1B6E53;
  --mk-accent-ink: #14573F;
  --mk-accent-weak: #E7F1EC;
  --mk-accent-deep: #0F3D2E;
  --mk-shadow-pop: 0 18px 44px rgba(20, 28, 24, 0.14);
  --mk-mono: ui-monospace, "Cascadia Mono", Consolas, "SF Mono", Menlo, monospace;
  --mk-sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.mk-wrap { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

.eyebrow {
  font-family: var(--mk-mono); font-size: 11px; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--mk-accent-ink);
}

/* ---------- Nav ---------- */
.mk-nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--mk-surface);
  border-bottom: 1px solid var(--mk-line);
}
.mk-nav-inner { display: flex; align-items: center; gap: 22px; height: 60px; }
.mk-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; }
.mk-brand-mark {
  width: 28px; height: 28px; border-radius: 6px; flex: none;
  background: var(--mk-accent); color: #fff;
  display: grid; place-items: center;
  font-family: var(--mk-mono); font-size: 11px; font-weight: 700;
}
.mk-brand-name { font-weight: 700; font-size: 14.5px; letter-spacing: -0.01em; line-height: 1.15; color: var(--mk-ink); }
.mk-brand-sub { font-family: var(--mk-mono); font-size: 9px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--mk-ink-3); }
.mk-links { display: flex; gap: 2px; }
.mk-links > a {
  padding: 7px 12px; border-radius: 6px; text-decoration: none;
  font-size: 13.5px; font-weight: 550; color: var(--mk-ink-2);
}
.mk-links > a:hover { background: var(--mk-surface-2); color: var(--mk-ink); }
.mk-authnav { margin-left: auto; display: flex; gap: 10px; align-items: center; }
.mk-authnav.hidden { display: none !important; }

.mk-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 18px; border-radius: 6px;
  font-size: 13.5px; font-weight: 650; text-decoration: none;
  border: 1px solid var(--mk-line); background: var(--mk-surface); color: var(--mk-ink-2);
  cursor: pointer; font-family: inherit;
}
.mk-btn:hover { border-color: var(--mk-ink-3); color: var(--mk-ink); }
.mk-btn.primary { background: var(--mk-accent); border-color: var(--mk-accent); color: #fff; }
.mk-btn.primary:hover { filter: brightness(1.08); color: #fff; }
.mk-btn.big { padding: 12px 24px; font-size: 14.5px; }
.mk-btn.ghost { border-color: rgba(255,255,255,0.35); color: #fff; background: none; }

.mk-user { position: relative; }
.mk-user-btn {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 10px; border-radius: 6px; border: none; background: none;
  font: inherit; color: var(--mk-ink-2); cursor: pointer;
}
.mk-user-btn:hover { background: var(--mk-surface-2); color: var(--mk-ink); }
.mk-user-menu {
  position: absolute; right: 0; top: calc(100% + 6px); z-index: 60;
  min-width: 180px; padding: 4px;
  background: var(--mk-surface); border: 1px solid var(--mk-line); border-radius: 8px;
  box-shadow: var(--mk-shadow-pop);
}
.mk-user-menu.hidden { display: none !important; }
.mk-user-menu a, .mk-user-menu button {
  display: block; width: 100%; padding: 8px 12px; border-radius: 6px;
  font-size: 12.5px; color: var(--mk-ink-2); text-decoration: none; text-align: left;
  border: none; background: none; font-family: inherit; cursor: pointer;
}
.mk-user-menu a:hover, .mk-user-menu button:hover { background: var(--mk-surface-2); color: var(--mk-ink); }

/* ---------- Bands & headings ---------- */
.band { padding: 64px 0; }
.band.alt { background: var(--mk-canvas); border-top: 1px solid var(--mk-line); border-bottom: 1px solid var(--mk-line); }
.band-head { max-width: 620px; margin-bottom: 36px; }
.mk-h1 {
  font-size: 46px; line-height: 1.08; letter-spacing: -0.025em;
  font-weight: 750; margin: 14px 0 18px; color: var(--mk-ink);
}
.mk-h1 .tick { color: var(--mk-accent-ink); }
.mk-h2 { font-size: 28px; letter-spacing: -0.02em; font-weight: 720; margin: 10px 0 10px; color: var(--mk-ink); }
.band-sub { color: var(--mk-ink-2); font-size: 15px; margin: 0; }

/* ---------- Hero ---------- */
.mk-hero { background: var(--mk-canvas); border-bottom: 1px solid var(--mk-line); overflow: hidden; }
.mk-hero-inner {
  display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center;
  padding: 72px 0 76px;
}
.mk-hero-sub { font-size: 17px; color: var(--mk-ink-2); max-width: 46ch; margin: 0 0 26px; }
.mk-hero-ctas { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.mk-hero-note { font-size: 12.5px; color: var(--mk-ink-3); margin-top: 14px; }
.mk-hero-note code { font-family: var(--mk-mono); font-size: 11.5px; }

/* Product frame: miniature of the workspace */
.frame {
  background: var(--mk-surface); border: 1px solid var(--mk-line); border-radius: 10px;
  box-shadow: var(--mk-shadow-pop); overflow: hidden; font-size: 10px;
}
.frame-bar {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 12px; border-bottom: 1px solid var(--mk-line);
  background: var(--mk-surface-2);
}
.frame-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--mk-line); }
.frame-url {
  margin-left: 8px; font-family: var(--mk-mono); font-size: 9px; color: var(--mk-ink-3);
  background: var(--mk-surface); border: 1px solid var(--mk-line-soft); border-radius: 4px;
  padding: 2px 8px;
}
.frame-body { display: grid; grid-template-columns: 118px 1fr; min-height: 320px; }
.f-side { border-right: 1px solid var(--mk-line); padding: 10px 8px; background: var(--mk-surface); }
.f-side-head { font-family: var(--mk-mono); font-size: 7.5px; letter-spacing: 0.1em; color: var(--mk-ink-3); text-transform: uppercase; padding: 6px 6px 3px; }
.f-item { display: flex; justify-content: space-between; padding: 4px 7px; border-radius: 4px; color: var(--mk-ink-2); font-size: 9px; font-weight: 550; }
.f-item code { font-family: var(--mk-mono); font-size: 7px; color: var(--mk-ink-3); }
.f-item.on { background: var(--mk-accent-weak); color: var(--mk-accent-ink); font-weight: 700; }
.f-item.on code { color: var(--mk-accent-ink); }
.f-main { padding: 12px 14px; background: var(--mk-canvas); }
.f-title { font-size: 12.5px; font-weight: 700; margin-bottom: 8px; color: var(--mk-ink); }
.f-title .eyebrow { display: block; font-size: 7px; margin-bottom: 2px; }
.f-filter {
  display: flex; gap: 6px; align-items: center;
  background: var(--mk-surface); border: 1px solid var(--mk-line); border-radius: 5px;
  padding: 5px 8px; margin-bottom: 8px;
}
.f-pill { border: 1px solid var(--mk-line); border-radius: 4px; padding: 2px 7px; font-family: var(--mk-mono); font-size: 7.5px; color: var(--mk-ink-2); }
.f-pill.on { background: var(--mk-accent-weak); border-color: transparent; color: var(--mk-accent-ink); font-weight: 700; }
.f-chip { margin-left: auto; font-family: var(--mk-mono); font-size: 6.5px; font-weight: 700; letter-spacing: 0.06em; color: var(--mk-accent-ink); background: var(--mk-accent-weak); border-radius: 6px; padding: 2px 6px; }
.f-cards { display: grid; grid-template-columns: 1fr 1.2fr; gap: 8px; margin-bottom: 8px; }
.f-card { background: var(--mk-surface); border: 1px solid var(--mk-line); border-radius: 5px; padding: 8px 10px; }
.f-label { font-size: 7.5px; color: var(--mk-ink-3); margin-bottom: 3px; }
.f-hero-num { font-family: var(--mk-mono); font-size: 16px; font-weight: 700; color: var(--mk-accent-ink); }
.f-loc { display: grid; grid-template-columns: 52px 1fr 34px; gap: 6px; align-items: center; margin-top: 4px; font-size: 7.5px; color: var(--mk-ink-2); }
.f-meter { height: 4px; border-radius: 2px; background: var(--mk-accent-weak); }
.f-meter > div { height: 100%; border-radius: 2px; background: var(--mk-accent); }
.f-loc .num { font-family: var(--mk-mono); font-size: 7px; text-align: right; }
.f-table { background: var(--mk-surface); border: 1px solid var(--mk-line); border-radius: 5px; overflow: hidden; }
.f-row { display: grid; grid-template-columns: 54px 1fr 40px 44px 50px; gap: 6px; padding: 5px 10px; border-top: 1px solid var(--mk-line-soft); font-size: 7.5px; color: var(--mk-ink-2); }
.f-row:first-child { border-top: none; font-family: var(--mk-mono); font-size: 6.5px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--mk-ink-3); padding: 6px 10px 4px; }
.f-row code { font-family: var(--mk-mono); font-size: 7px; }
.f-row .num { font-family: var(--mk-mono); font-size: 7px; text-align: right; }
.f-row.total { font-weight: 700; color: var(--mk-ink); border-top: 1px solid var(--mk-line); }

/* ---------- Stats strip ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--mk-line); border-radius: 8px; overflow: hidden; }
.stat { padding: 18px 22px; background: var(--mk-surface); border-left: 1px solid var(--mk-line); }
.stat:first-child { border-left: none; }
.stat-num { font-family: var(--mk-mono); font-size: 21px; font-weight: 700; letter-spacing: -0.01em; color: var(--mk-ink); }
.stat-label { font-size: 12px; color: var(--mk-ink-2); margin-top: 2px; }

/* ---------- Feature grid ---------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.feature {
  background: var(--mk-surface); border: 1px solid var(--mk-line); border-radius: 8px;
  padding: 20px 20px 18px;
}
.feature > code { font-family: var(--mk-mono); font-size: 10px; color: var(--mk-accent-ink); background: var(--mk-accent-weak); padding: 2px 7px; border-radius: 8px; font-weight: 700; }
.feature h3 { font-size: 15.5px; font-weight: 700; margin: 12px 0 6px; color: var(--mk-ink); }
.feature p { font-size: 13px; color: var(--mk-ink-2); margin: 0; }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.step { background: var(--mk-surface); border: 1px solid var(--mk-line); border-radius: 8px; padding: 22px; }
.step-num {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--mk-accent); color: #fff;
  display: grid; place-items: center;
  font-family: var(--mk-mono); font-size: 12px; font-weight: 700;
  margin-bottom: 12px;
}
.step h3 { font-size: 15.5px; margin: 0 0 6px; color: var(--mk-ink); }
.step p { font-size: 13px; color: var(--mk-ink-2); margin: 0; }
.step code { font-family: var(--mk-mono); font-size: 11.5px; color: var(--mk-accent-ink); }

/* ---------- Calculator grid ---------- */
.calcs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.calc-card {
  display: block; text-decoration: none;
  background: var(--mk-surface); border: 1px solid var(--mk-line); border-radius: 8px;
  padding: 16px 16px 14px;
}
.calc-card:hover { border-color: var(--mk-accent); }
.calc-card code { font-family: var(--mk-mono); font-size: 9.5px; color: var(--mk-ink-3); }
.calc-card:hover code { color: var(--mk-accent-ink); }
.calc-name { font-weight: 650; font-size: 14px; margin-top: 6px; color: var(--mk-ink); }
.calc-desc { font-size: 12px; color: var(--mk-ink-2); margin-top: 3px; }

/* ---------- Pricing ---------- */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; align-items: stretch; }
.plan { background: var(--mk-surface); border: 1px solid var(--mk-line); border-radius: 10px; padding: 26px 24px; display: flex; flex-direction: column; }
.plan.hot { border-color: var(--mk-accent); box-shadow: 0 0 0 1px var(--mk-accent); position: relative; }
.plan-flag {
  position: absolute; top: -11px; left: 22px;
  font-family: var(--mk-mono); font-size: 9.5px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  background: var(--mk-accent); color: #fff; border-radius: 10px; padding: 3px 10px;
}
.plan h3 { margin: 0 0 4px; font-size: 16px; color: var(--mk-ink); }
.plan-price { font-family: var(--mk-mono); font-size: 30px; font-weight: 700; letter-spacing: -0.02em; color: var(--mk-ink); }
.plan-price span { font-family: var(--mk-sans); font-size: 12.5px; font-weight: 500; color: var(--mk-ink-3); }
.plan-save { font-size: 12px; color: var(--mk-accent-ink); font-weight: 650; margin-top: 2px; min-height: 18px; }
.plan ul { list-style: none; padding: 0; margin: 16px 0 22px; font-size: 13px; color: var(--mk-ink-2); }
.plan li { padding: 5px 0 5px 22px; position: relative; }
.plan li::before { content: "\2713"; position: absolute; left: 0; color: var(--mk-accent-ink); font-weight: 700; }
.plan .mk-btn { margin-top: auto; justify-content: center; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--mk-accent-deep); color: #fff; padding: 56px 0; }
.cta-band .eyebrow { color: rgba(255,255,255,0.65); }
.cta-band .mk-h2 { color: #fff; margin-bottom: 6px; }
.cta-band p { color: rgba(255,255,255,0.75); margin: 0 0 24px; font-size: 15px; }
.cta-band .mk-btn.primary { background: #fff; border-color: #fff; color: var(--mk-accent-deep); }

/* ---------- Footer ---------- */
.mk-footer { border-top: 1px solid var(--mk-line); background: var(--mk-surface); padding: 44px 0 30px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 30px; }
.foot-head { font-family: var(--mk-mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--mk-ink-3); margin-bottom: 12px; font-weight: 700; }
.foot-grid a { display: block; font-size: 13px; color: var(--mk-ink-2); text-decoration: none; padding: 3px 0; }
.foot-grid a:hover { color: var(--mk-accent-ink); }
.foot-desc { font-size: 13px; color: var(--mk-ink-2); max-width: 34ch; margin-top: 10px; }
.foot-base { margin-top: 34px; padding-top: 18px; border-top: 1px solid var(--mk-line-soft); font-size: 12px; color: var(--mk-ink-3); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* ---------- Blog ---------- */
.blog-hero { background: var(--mk-canvas); border-bottom: 1px solid var(--mk-line); padding: 56px 0 44px; }
.blog-hero .mk-h1 { font-size: 38px; margin: 12px 0 10px; }
.blog-hero p { color: var(--mk-ink-2); font-size: 16px; max-width: 56ch; margin: 0 0 22px; }
.cats { display: flex; gap: 8px; flex-wrap: wrap; }
.cat {
  border: 1px solid var(--mk-line); background: var(--mk-surface);
  border-radius: 16px; padding: 5px 14px; text-decoration: none;
  font-size: 12.5px; font-weight: 600; color: var(--mk-ink-2);
  cursor: pointer; font-family: inherit;
}
.cat.on { background: var(--mk-accent); border-color: var(--mk-accent); color: #fff; }
.cat:hover:not(.on) { border-color: var(--mk-accent); color: var(--mk-accent-ink); }

.featured {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 0;
  background: var(--mk-surface); border: 1px solid var(--mk-line); border-radius: 10px;
  overflow: hidden; margin: 36px 0 14px; text-decoration: none;
}
.featured-body { padding: 30px 32px; }
.post-meta { display: flex; gap: 10px; align-items: center; font-size: 12px; color: var(--mk-ink-3); flex-wrap: wrap; }
.post-meta .cat-tag { font-family: var(--mk-mono); font-size: 10px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--mk-accent-ink); text-decoration: none; }
.featured h3 { font-size: 24px; letter-spacing: -0.015em; margin: 10px 0; line-height: 1.2; color: var(--mk-ink); }
.featured .featured-excerpt { color: var(--mk-ink-2); font-size: 14px; margin: 0 0 18px; }
.byline { display: flex; align-items: center; gap: 9px; font-size: 12.5px; color: var(--mk-ink-2); }
.byline-avatar { width: 26px; height: 26px; border-radius: 50%; background: var(--mk-accent-weak); color: var(--mk-accent-ink); display: grid; place-items: center; font-size: 10px; font-weight: 700; flex: none; }
.featured-viz {
  background: var(--mk-accent-deep); position: relative; min-height: 240px;
  display: grid; place-items: center; overflow: hidden;
}
.fig-num { font-family: var(--mk-mono); font-size: 40px; font-weight: 700; color: #fff; letter-spacing: -0.02em; text-align: center; }
.fig-label { font-family: var(--mk-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(255,255,255,0.6); text-align: center; margin-top: 4px; }
.featured-viz .rules { position: absolute; inset: 0; background: repeating-linear-gradient(0deg, transparent 0 27px, rgba(255,255,255,0.06) 27px 28px); }

.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; padding-bottom: 64px; }
.post-card {
  background: var(--mk-surface); border: 1px solid var(--mk-line); border-radius: 8px;
  padding: 20px; display: flex; flex-direction: column; gap: 8px;
  text-decoration: none;
}
.post-card:hover { border-color: var(--mk-accent); }
.post-card h3 { font-size: 15.5px; line-height: 1.3; margin: 0; letter-spacing: -0.01em; color: var(--mk-ink); }
.post-card .post-excerpt { font-size: 12.5px; color: var(--mk-ink-2); margin: 0; flex: 1; }
.post-card .read { font-size: 12px; font-weight: 650; color: var(--mk-accent-ink); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .mk-hero-inner { grid-template-columns: 1fr; gap: 36px; padding: 48px 0 56px; }
  .mk-h1 { font-size: 34px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: none; }
  .stat { border-top: 1px solid var(--mk-line); }
  .stat:nth-child(-n+2) { border-top: none; }
  .features, .steps, .plans, .post-grid { grid-template-columns: 1fr 1fr; }
  .calcs { grid-template-columns: 1fr 1fr; }
  .featured { grid-template-columns: 1fr; }
  .featured-viz { min-height: 170px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .mk-links { display: none; }
}
@media (max-width: 620px) {
  .features, .steps, .plans, .post-grid, .calcs { grid-template-columns: 1fr; }
  .mk-h1 { font-size: 30px; }
}