/* ============================================================================
   Herd + Deputary marketing design system
   Anthropic-style editorial: warm ivory paper, coral/clay accent, calm serif
   display + clean sans body, generous whitespace. Shared by the company site
   (herd.html) and the product site (deputary.html) so the two read as one
   family — the way anthropic.com and claude.com do.
   ========================================================================== */

:root {
  /* paper / ink */
  --paper:    #F0EEE6;  /* main background — warm ivory */
  --paper-2:  #FAF9F5;  /* lifted sections / cards */
  --paper-3:  #E7E4D9;  /* subtle inset panel */
  --cloud:    #FFFFFF;
  --ink:      #1A1A18;  /* near-black slate */
  --ink-2:    #45433C;  /* secondary text */
  --ink-3:    #6F6C63;  /* muted text */
  --line:     #DCD8CC;  /* hairlines */
  --line-2:   #CFCABA;

  /* accent — Anthropic "book cloth" coral/clay */
  --clay:     #CC785C;  /* book-cloth coral */
  --clay-700: #AE5C40;  /* darker — hover */
  --clay-300: #E0A98F;
  --clay-100: #F3E4DB;

  /* dark band (used for a single contrast section) */
  --night:    #1A1A18;
  --night-2:  #26241F;

  --maxw: 1180px;
  --gut: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv05";
}
a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; display: block; }
::selection { background: var(--clay-100); }

/* ---- type scale: serif display, sans body ---- */
.serif { font-family: 'Newsreader', Georgia, 'Times New Roman', serif; }
h1, h2, h3, .display {
  font-family: 'Newsreader', Georgia, serif;
  font-weight: 400;
  letter-spacing: -0.012em;
  line-height: 1.06;
  margin: 0;
  color: var(--ink);
}
h1 { font-size: clamp(40px, 6.4vw, 76px); }
h2 { font-size: clamp(30px, 4.4vw, 50px); line-height: 1.08; }
h3 { font-size: clamp(21px, 2.4vw, 27px); line-height: 1.16; }
p  { margin: 0; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gut); }
.measure { max-width: 56ch; }
.center { text-align: center; }

/* eyebrow / kicker */
.kicker {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 13px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--clay); font-family: 'Inter', sans-serif;
}
.kicker::before { content: ""; width: 22px; height: 1.5px; background: var(--clay); display: inline-block; }
.kicker.bare::before { display: none; }

.lede { font-size: clamp(18px, 2.1vw, 21px); line-height: 1.55; color: var(--ink-2); }

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: 'Inter', sans-serif; font-size: 15.5px; font-weight: 500;
  padding: 13px 22px; border-radius: 10px; cursor: pointer;
  border: 1px solid transparent; transition: background .16s ease, color .16s ease, border-color .16s ease, transform .16s ease;
  white-space: nowrap;
}
.btn .arr { transition: transform .18s ease; }
.btn:hover .arr { transform: translateX(3px); }
.btn-primary { background: var(--clay); color: #fff; }
.btn-primary:hover { background: var(--clay-700); }
.btn-dark { background: var(--ink); color: var(--paper); }
.btn-dark:hover { background: #000; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { background: var(--paper-2); border-color: var(--ink-3); }
.btn-plain { padding: 0; color: var(--clay); font-weight: 600; }
.btn-plain:hover { color: var(--clay-700); }
.btn-lg { padding: 16px 28px; font-size: 16.5px; border-radius: 12px; }
.btn-on-dark.btn-ghost { color: var(--paper); border-color: rgba(255,255,255,.28); }
.btn-on-dark.btn-ghost:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.5); }

/* ---- nav ---- */
.nav {
  position: sticky; top: 0; z-index: 60;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, background .2s ease;
}
.nav.scrolled { border-bottom-color: var(--line); }
.nav-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 15px 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand .bmk { color: var(--clay); display: grid; place-items: center; }
.brand .bwm { font-family: 'Newsreader', serif; font-weight: 500; font-size: 22px; letter-spacing: -0.01em; color: var(--ink); }
.brand .bsub { font-size: 12px; color: var(--ink-3); border-left: 1px solid var(--line-2); padding-left: 10px; margin-left: 2px; }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { font-size: 15px; font-weight: 500; color: var(--ink-2); transition: color .15s ease; }
.nav-links a:hover { color: var(--ink); }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-cta .signin { font-size: 15px; font-weight: 500; color: var(--ink-2); }
.nav-cta .signin:hover { color: var(--ink); }
.nav-burger { display: none; width: 40px; height: 40px; border: 1px solid var(--line-2); border-radius: 9px; background: transparent; cursor: pointer; align-items: center; justify-content: center; }
.nav-burger span { display: block; width: 18px; height: 1.6px; background: var(--ink); position: relative; }
.nav-burger span::before, .nav-burger span::after { content: ""; position: absolute; left: 0; width: 18px; height: 1.6px; background: var(--ink); }
.nav-burger span::before { top: -6px; } .nav-burger span::after { top: 6px; }
.mnav { display: none; flex-direction: column; gap: 2px; padding: 8px 0 18px; border-top: 1px solid var(--line); }
.mnav a { padding: 12px 2px; font-size: 16px; color: var(--ink); border-bottom: 1px solid var(--line); }
.mnav .btn { margin-top: 14px; justify-content: center; }
.nav.open .mnav { display: flex; }

@media (max-width: 860px) {
  .nav-links, .nav-cta .signin, .nav-cta .btn { display: none; }
  .nav-burger { display: inline-flex; }
}

/* ---- sections ---- */
section { padding: clamp(64px, 9vw, 120px) 0; }
.tight { padding-top: 0; }
.band-2 { background: var(--paper-2); }
.band-inset { background: var(--paper-3); }
.band-dark { background: var(--night); color: var(--paper); }
.band-dark h1, .band-dark h2, .band-dark h3 { color: var(--paper); }
.band-dark .lede { color: rgba(240,238,230,.78); }
.rule { height: 1px; background: var(--line); border: 0; margin: 0; }

.sec-head { max-width: 760px; }
.sec-head.center { margin: 0 auto; }
.sec-head h2 { margin: 16px 0 0; }
.sec-head .lede { margin-top: 18px; }

/* ---- hero ---- */
.hero { padding: clamp(60px, 9vw, 116px) 0 clamp(48px, 7vw, 92px); }
.hero h1 { margin-bottom: 26px; max-width: 16ch; }
.hero .lede { max-width: 50ch; margin-bottom: 34px; }
.hero-cta { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.hero-note { margin-top: 22px; font-size: 14px; color: var(--ink-3); }
.hero-split { display: grid; grid-template-columns: 1.08fr 0.92fr; gap: 56px; align-items: center; }
@media (max-width: 900px) { .hero-split { grid-template-columns: 1fr; gap: 40px; } }

/* ---- generic cards ---- */
.cards { display: grid; gap: 20px; }
.cards.c2 { grid-template-columns: repeat(2, 1fr); }
.cards.c3 { grid-template-columns: repeat(3, 1fr); }
.cards.c4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .cards.c4, .cards.c3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .cards.c2, .cards.c3, .cards.c4 { grid-template-columns: 1fr; } }
.card {
  background: var(--cloud); border: 1px solid var(--line); border-radius: 16px;
  padding: 26px; transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.card:hover { border-color: var(--line-2); transform: translateY(-2px); box-shadow: 0 16px 40px -28px rgba(40,36,28,.4); }
.card .ic { width: 40px; height: 40px; border-radius: 10px; background: var(--clay-100); color: var(--clay); display: grid; place-items: center; margin-bottom: 18px; }
.card .ic svg { width: 20px; height: 20px; }
.card h3 { font-size: 22px; margin-bottom: 9px; }
.card p { color: var(--ink-2); font-size: 16px; }
.card .more { margin-top: 16px; }

/* numbered list (how it works) */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; counter-reset: s; }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; gap: 22px; } }
.step { padding-top: 22px; border-top: 1.5px solid var(--ink); }
.step .n { font-family: 'Newsreader', serif; font-size: 15px; color: var(--clay); font-weight: 600; }
.step h3 { font-size: 22px; margin: 12px 0 8px; }
.step p { color: var(--ink-2); font-size: 16px; }

/* feature rows (alternating) */
.frow { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.frow + .frow { margin-top: clamp(48px, 7vw, 96px); }
.frow.flip .fr-art { order: -1; }
@media (max-width: 880px) { .frow { grid-template-columns: 1fr; gap: 28px; } .frow.flip .fr-art { order: 0; } }
.fr-copy h2 { margin: 14px 0 14px; font-size: clamp(26px, 3.4vw, 38px); }
.fr-copy p { color: var(--ink-2); }
.fr-art { background: var(--paper-2); border: 1px solid var(--line); border-radius: 18px; padding: 28px; min-height: 280px; display: flex; flex-direction: column; justify-content: center; gap: 14px; }
.band-dark .fr-art { background: var(--night-2); border-color: rgba(255,255,255,.12); }

/* mini mock chips inside art */
.mock { background: var(--cloud); border: 1px solid var(--line); border-radius: 12px; padding: 15px 16px; }
.band-dark .mock { background: #1F1D19; border-color: rgba(255,255,255,.12); color: var(--paper); }
.mock .mk-h { display: flex; align-items: center; gap: 9px; font-size: 13px; font-weight: 600; color: var(--ink-3); }
.band-dark .mock .mk-h { color: rgba(240,238,230,.6); }
.mock .mk-b { font-size: 15px; margin-top: 8px; color: var(--ink); }
.band-dark .mock .mk-b { color: var(--paper); }
.tagrow { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.tag { font-size: 12px; font-weight: 600; padding: 4px 11px; border-radius: 999px; background: var(--clay-100); color: var(--clay-700); }
.tag.muted { background: var(--paper-3); color: var(--ink-3); }

/* stat strip */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
@media (max-width: 700px) { .stats { grid-template-columns: 1fr; gap: 26px; } }
.stat .num { font-family: 'Newsreader', serif; font-size: clamp(40px, 5vw, 58px); color: var(--clay); line-height: 1; }
.stat .lbl { margin-top: 12px; color: var(--ink-2); font-size: 15.5px; max-width: 30ch; }

/* pricing */
.tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: start; }
@media (max-width: 900px) { .tiers { grid-template-columns: 1fr; } }
.tier { background: var(--cloud); border: 1px solid var(--line); border-radius: 16px; padding: 28px; }
.tier.feat { border-color: var(--clay); box-shadow: 0 20px 50px -34px rgba(204,120,92,.7); }
.tier .tname { font-weight: 600; font-size: 16px; }
.tier .tprice { font-family: 'Newsreader', serif; font-size: 34px; margin: 12px 0 4px; }
.tier .tprice small { font-family: 'Inter'; font-size: 14px; color: var(--ink-3); font-weight: 500; }
.tier .tdesc { color: var(--ink-2); font-size: 15px; margin-bottom: 18px; }
.tier ul { list-style: none; margin: 18px 0 0; padding: 0; }
.tier li { display: flex; gap: 9px; align-items: flex-start; font-size: 15px; color: var(--ink-2); padding: 7px 0; }
.tier li svg { width: 17px; height: 17px; color: var(--clay); flex: none; margin-top: 3px; }
.tier .btn { width: 100%; justify-content: center; margin-top: 22px; }

/* quote */
.quote { max-width: 880px; }
.quote blockquote { font-family: 'Newsreader', serif; font-size: clamp(26px, 3.6vw, 40px); line-height: 1.22; margin: 0; }
.quote .src { margin-top: 22px; color: var(--ink-3); font-size: 15px; }

/* CTA band */
.cta-band { text-align: center; }
.cta-band h2 { max-width: 18ch; margin: 0 auto 18px; }
.cta-band .hero-cta { justify-content: center; }

/* inline lead form (audit / access) */
.leadform { display: flex; gap: 10px; flex-wrap: wrap; max-width: 480px; }
.leadform input[type=email] {
  flex: 1 1 240px; min-width: 0; padding: 14px 16px; font-size: 15.5px; font-family: inherit;
  background: var(--cloud); border: 1px solid var(--line-2); border-radius: 10px; color: var(--ink); outline: none;
}
.leadform input[type=email]:focus { border-color: var(--clay); box-shadow: 0 0 0 3px var(--clay-100); }
.band-dark .leadform input[type=email] { background: #fff; }
.cta-band .leadform { margin: 0 auto; justify-content: center; }
.err { background: #FBEAE4; color: #9A3B1E; border: 1px solid #E7B7A4; border-radius: 10px; padding: 11px 14px; font-size: 14px; margin-bottom: 14px; }

/* full lead card */
.leadcard { background: var(--cloud); border: 1px solid var(--line); border-radius: 18px; padding: 30px; max-width: 480px; text-align: left; }
.leadcard.center { margin: 0 auto; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 500; color: var(--ink-2); margin-bottom: 6px; }
.field .opt { color: var(--ink-3); font-weight: 400; }
.field input, .field select { width: 100%; padding: 12px 14px; font-size: 15px; font-family: inherit; background: var(--paper-2); border: 1px solid var(--line-2); border-radius: 10px; color: var(--ink); outline: none; }
.field input:focus, .field select:focus { border-color: var(--clay); box-shadow: 0 0 0 3px var(--clay-100); background: #fff; }
.leadcard .btn { width: 100%; justify-content: center; margin-top: 6px; }
.fineprint { font-size: 12.5px; color: var(--ink-3); margin-top: 14px; text-align: center; line-height: 1.5; }
.fineprint a { text-decoration: underline; text-underline-offset: 2px; }

/* logos / context strip */
.context { display: flex; align-items: center; justify-content: center; gap: 14px 40px; flex-wrap: wrap; }
.context .c-lab { font-size: 13px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; }
.context .c-item { font-size: 15px; color: var(--ink-2); font-weight: 500; }

/* cross-link callout (Herd<->Deputary handoff) */
.bridge { display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: center; background: var(--cloud); border: 1px solid var(--line); border-radius: 18px; padding: 26px 28px; }
@media (max-width: 720px) { .bridge { grid-template-columns: 1fr; text-align: left; gap: 16px; } }
.bridge .b-mk { width: 52px; height: 52px; border-radius: 13px; background: var(--clay-100); color: var(--clay); display: grid; place-items: center; }
.bridge h3 { font-size: 22px; margin-bottom: 5px; }
.bridge p { color: var(--ink-2); font-size: 15.5px; }

/* footer */
footer { background: var(--paper); border-top: 1px solid var(--line); padding: 60px 0 40px; }
.foot-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 30px; }
@media (max-width: 820px) { .foot-top { grid-template-columns: 1fr 1fr; gap: 28px; } }
.foot-brand .bwm { font-family: 'Newsreader', serif; font-size: 22px; }
.foot-brand p { color: var(--ink-3); font-size: 14.5px; margin-top: 12px; max-width: 30ch; }
.foot-col h4 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-3); font-weight: 600; margin: 0 0 14px; font-family: 'Inter'; }
.foot-col a { display: block; color: var(--ink-2); font-size: 15px; padding: 5px 0; }
.foot-col a:hover { color: var(--clay); }
.foot-bot { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--ink-3); font-size: 14px; }

/* reveal */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .js .reveal { opacity: 1 !important; transform: none !important; } }

/* focus */
a:focus-visible, .btn:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible { outline: 2px solid var(--clay); outline-offset: 2px; border-radius: 8px; }