/* Shared styles for marketing/long-form pages: technical brief,
   how-it-works, cross-stack reasoning. Mirrors the design tokens
   from Mise Homepage.html so the look is consistent without
   forcing those pages to refactor. */

:root {
  --bg:        #FAF9F6;
  --bg-2:      #F3EFE6;
  --ink:       #0B1B26;
  --primary:   #0F2A3F;
  --primary-2: #163A55;
  --muted:     #5A6B78;
  --hair:      #E5DFD0;
  --hair-2:    #EDE8DB;
  --accent:    #C8553D;
  --accent-2:  #B14228;
  --green:     #2F7D5B;
  --amber:     #B07A19;
  --red:       #B23A2A;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-size: 16px;
  line-height: 1.6;
}

.serif { font-family: 'Source Serif 4', 'Source Serif Pro', Georgia, serif; font-weight: 400; letter-spacing: -0.01em; }
.mono  { font-family: 'JetBrains Mono', ui-monospace, Menlo, monospace; }

a { color: inherit; text-decoration: none; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 40px; }
.container.narrow { max-width: 820px; }
@media (max-width: 720px) { .container { padding: 0 24px; } }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; height: 44px; padding: 0 20px; border-radius: 8px; font-size: 14px; font-weight: 500; line-height: 1; cursor: pointer; transition: all .18s ease; border: 1px solid transparent; white-space: nowrap; }
.btn-primary { background: var(--primary); color: var(--bg); border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-2); border-color: var(--primary-2); transform: translateY(-1px); box-shadow: 0 8px 20px -10px rgba(15,42,63,.45); }
.btn-secondary { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-secondary:hover { background: var(--primary); color: var(--bg); }
.btn-ghost { background: transparent; color: var(--primary); padding: 0; height: auto; border: none; font-weight: 500; }
.btn-ghost:hover { color: var(--accent); }

/* Eyebrow + headings */
.eyebrow { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 500; }
h1, h2, h3, h4 { margin: 0; font-weight: 400; letter-spacing: -0.015em; color: var(--ink); }
.h-display { font-family: 'Source Serif 4', Georgia, serif; font-size: clamp(40px, 5.6vw, 76px); line-height: 1.05; letter-spacing: -0.025em; font-weight: 360; }
.h-section { font-family: 'Source Serif 4', Georgia, serif; font-size: clamp(30px, 3.4vw, 44px); line-height: 1.1; letter-spacing: -0.02em; font-weight: 380; }
.h-block   { font-family: 'Source Serif 4', Georgia, serif; font-size: clamp(22px, 2.0vw, 28px); line-height: 1.2; letter-spacing: -0.015em; font-weight: 500; color: var(--primary); }

/* Body type */
p { margin: 0 0 18px; color: var(--ink); }
p.lead { font-size: 19px; line-height: 1.65; color: var(--ink); }
p.muted, .muted { color: var(--muted); }
.small { font-size: 13.5px; color: var(--muted); }

/* Layout */
section { padding: 96px 0; position: relative; }
section.tight { padding: 56px 0; }
section.no-top { padding-top: 0; }
@media (max-width: 720px) { section { padding: 64px 0; } section.tight { padding: 40px 0; } }
.hr-soft { height: 1px; background: var(--hair); border: 0; margin: 0; }

/* Nav (sticky) */
.nav-wrap { position: sticky; top: 0; z-index: 50; transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease; border-bottom: 1px solid transparent; }
.nav-wrap.scrolled { background: rgba(250,249,246,.86); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom-color: var(--hair); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.nav-mid { display: flex; gap: 32px; }
.nav-mid a { font-size: 14px; color: var(--ink); opacity: .78; transition: opacity .15s, color .15s; }
.nav-mid a:hover, .nav-mid a.active { opacity: 1; color: var(--accent); }
.nav-right { display: flex; align-items: center; gap: 22px; }
.nav-right .signin { font-size: 14px; color: var(--ink); opacity: .78; }
.nav-right .signin:hover { opacity: 1; }
.wordmark { font-family: 'Source Serif 4', Georgia, serif; font-size: 22px; letter-spacing: -0.02em; font-weight: 500; color: var(--primary); display: inline-flex; align-items: center; gap: 8px; }
@media (max-width: 880px) { .nav-mid { display: none; } }

/* Page header */
.page-head { padding: 96px 0 48px; }
.page-head .crumb { color: var(--muted); font-size: 13px; margin-bottom: 14px; display: block; }
.page-head .crumb a:hover { color: var(--accent); }
.page-head .lede { margin-top: 22px; max-width: 720px; }

/* Long-form prose */
.prose { font-size: 16px; line-height: 1.7; color: var(--ink); }
.prose h2 { font-family: 'Source Serif 4', Georgia, serif; font-size: 28px; line-height: 1.15; margin: 56px 0 14px; font-weight: 500; color: var(--primary); }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-family: 'Source Serif 4', Georgia, serif; font-size: 19px; line-height: 1.3; margin: 32px 0 10px; font-weight: 600; color: var(--ink); }
.prose p { margin: 0 0 14px; }
.prose ul, .prose ol { padding-left: 22px; margin: 0 0 18px; }
.prose li { margin: 6px 0; }
.prose code { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 13.5px; background: var(--bg-2); padding: 1px 6px; border-radius: 4px; border: 1px solid var(--hair-2); }
.prose pre { margin: 12px 0 22px; padding: 16px 20px; background: var(--bg-2); border: 1px solid var(--hair-2); border-radius: 10px; overflow-x: auto; font-size: 13.5px; line-height: 1.6; }
.prose pre code { background: none; border: 0; padding: 0; }
.prose blockquote { margin: 18px 0; padding: 6px 18px; border-left: 3px solid var(--accent); color: var(--muted); }
.prose hr { border: 0; border-top: 1px solid var(--hair-2); margin: 48px 0; }
.prose strong { color: var(--ink); font-weight: 600; }

/* Cards / callouts */
.callout { border: 1px solid var(--hair); background: var(--bg-2); border-radius: 12px; padding: 22px 24px; margin: 22px 0; }
.callout strong { color: var(--ink); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin: 18px 0; }
.cards .card { background: var(--bg); border: 1px solid var(--hair); border-radius: 12px; padding: 22px 22px 20px; transition: border-color .18s, transform .18s, box-shadow .18s; }
.cards .card:hover { border-color: #D9D1BE; box-shadow: 0 14px 36px -22px rgba(15,42,63,.25); transform: translateY(-2px); }
.cards .card .lbl { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 500; margin-bottom: 8px; }
.cards .card h3 { font-family: 'Source Serif 4', Georgia, serif; font-size: 18px; margin: 0 0 8px; font-weight: 500; color: var(--primary); }
.cards .card p { font-size: 14px; line-height: 1.55; color: var(--muted); margin: 0; }

/* Step blocks (How It Works) */
.steps { display: flex; flex-direction: column; gap: 24px; margin-top: 36px; }
.step { display: grid; grid-template-columns: 64px 1fr; gap: 28px; padding: 28px; border: 1px solid var(--hair); border-radius: 14px; background: var(--bg); }
.step .num { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--muted); padding: 6px 0; border-right: 1px dashed var(--hair); padding-right: 12px; }
.step h3 { font-family: 'Source Serif 4', Georgia, serif; font-size: 22px; margin: 0 0 10px; font-weight: 500; color: var(--primary); }
.step p { font-size: 15px; line-height: 1.6; color: var(--ink); margin: 0 0 8px; }
.step p.muted { color: var(--muted); }
.step .what { display: inline-block; padding: 3px 10px; border-radius: 999px; background: var(--bg-2); border: 1px solid var(--hair-2); color: var(--muted); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; font-family: 'JetBrains Mono', monospace; margin-top: 8px; }
@media (max-width: 720px) { .step { grid-template-columns: 1fr; gap: 12px; } .step .num { border-right: 0; padding: 0; } }

/* Feature spec table (Technical Brief) */
.spec-table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 18px 0; }
.spec-table th, .spec-table td { padding: 10px 14px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--hair-2); }
.spec-table th { background: var(--bg-2); font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); font-weight: 500; border-bottom-color: var(--hair); }
.spec-table tr:last-child td { border-bottom: 0; }
.spec-table code { font-family: 'JetBrains Mono', monospace; font-size: 12.5px; background: var(--bg-2); padding: 1px 6px; border-radius: 4px; }

/* Footer */
footer { background: var(--bg-2); border-top: 1px solid var(--hair); padding: 40px 0; margin-top: 80px; }
footer .foot-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
footer .foot-links { display: flex; gap: 22px; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
footer .foot-links a:hover { color: var(--accent); }
footer .foot-meta { font-size: 12px; color: var(--muted); }