/* Faro Sur — page layer over the Industry design system (industry.css).
   Tokens come from industry.css; this file only composes layout. */

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--color-bg); color: var(--color-text); font-family: var(--font-body); text-wrap: pretty; }
a { color: var(--color-accent-700); text-decoration: none; }
a:hover { color: var(--color-accent-900); text-decoration: underline; }
[hidden] { display: none !important; }

:root {
  --gutter: clamp(20px, 5vw, 72px);
  --page-max: 1200px;
  --text-85: color-mix(in srgb, var(--color-text) 85%, transparent);
  --text-70: color-mix(in srgb, var(--color-text) 70%, transparent);
  --rule-soft: color-mix(in srgb, var(--color-text) 8%, transparent);
}

.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 20; padding: 8px 12px; background: var(--color-bg); border: 1px solid var(--color-divider); }
.skip-link:focus { left: 8px; }

.page { min-height: 100vh; display: flex; flex-direction: column; }
.main { width: 100%; max-width: var(--page-max); margin: 0 auto; padding: 0 var(--gutter); flex: 1; }

/* — header — */
.site-nav {
  padding-block: var(--space-4);
  padding-inline: max(var(--gutter), calc((100% - var(--page-max)) / 2 + var(--gutter)));
  flex-wrap: wrap; gap: var(--space-4);
}
.site-nav .nav-brand { letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-text); }
.site-nav .nav-brand:hover { text-decoration: none; color: var(--color-text); }
.site-nav .nav-link { color: var(--color-text); }
.site-nav .nav-link:hover { text-decoration: none; }
.nav .btn-primary, .nav .btn-primary:hover { color: var(--color-bg); text-decoration: none; }
@media (max-width: 560px) {
  .site-nav .nav-link { display: none; }
}

/* buttons used as links */
a.btn { text-decoration: none; }
a.btn:hover { text-decoration: none; }
a.btn-primary, a.btn-primary:hover { color: var(--color-bg); }
a.btn-secondary, a.btn-secondary:hover { color: var(--color-text); }
a.btn-ghost, a.btn-ghost:hover { color: var(--color-accent-700); }
.actions { display: flex; gap: var(--space-3); flex-wrap: wrap; align-items: center; }

/* — shared type — */
.kicker { display: block; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600; color: var(--color-accent-700); }
.muted { color: var(--text-70); }
.lead { font-size: 17px; line-height: 26px; color: var(--text-85); }
.display { font-family: var(--font-heading); font-weight: 600; text-transform: uppercase; }

.section { padding: 60px 0; }
.section-head .kicker { margin-bottom: 12px; }
.section-head .rule { height: 1px; background: var(--color-divider); margin-bottom: 40px; }
.section-title { font-family: var(--font-heading); font-weight: 600; font-size: clamp(32px, 3.6vw, 44px); line-height: 1.05; text-transform: uppercase; letter-spacing: 0.02em; margin: 0; }
.section-copy { font-size: 16px; line-height: 24px; margin: 20px 0 0; max-width: 52ch; color: var(--text-85); }
.split { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); gap: 40px clamp(32px, 5vw, 96px); align-items: start; }

/* — hero — */
.hero { padding: 96px 0 72px; }
.hero h1 { font-size: clamp(40px, 7vw, 96px); line-height: 1.04; letter-spacing: 0.01em; margin: 0 0 0 -0.052em; overflow-wrap: break-word; }
.hero h1 span { display: block; }
.hero h1 .accent { color: var(--color-accent); }
.hero .lead { max-width: 60ch; margin: 32px 0 0; }
.hero .actions { margin-top: 28px; }
@media (max-width: 560px) { .hero { padding: 56px 0 48px; } }

/* product index plate */
.plate { margin-top: 72px; }
.plate-head { display: flex; flex-wrap: wrap; border-bottom: 1px solid var(--color-divider); font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600; }
.plate-head span { padding: 12px 24px; }
.plate-head span:first-child { flex: 1; min-width: 16ch; }
.plate-head span + span { border-left: 1px solid var(--color-divider); color: var(--text-70); }
.plate-grid { display: grid; grid-template-columns: 72px minmax(0, 1.2fr) minmax(0, 2fr) auto; align-items: center; margin: 0; }
.plate-row { display: contents; }
.plate-grid .th { padding: 12px 24px 12px 0; font-size: 13px; font-weight: 600; color: var(--text-70); }
.plate-grid .th:first-child { padding-left: 24px; }
.plate-grid .cell { padding: 16px 24px 16px 0; border-top: 1px solid var(--rule-soft); align-self: stretch; display: flex; align-items: center; }
.plate-grid .num { padding-left: 24px; font-size: 13px; font-weight: 600; letter-spacing: 0.08em; color: var(--color-accent-700); }
.plate-grid .name { font-family: var(--font-heading); font-weight: 600; font-size: 24px; text-transform: uppercase; letter-spacing: 0.02em; }
.plate-grid .fn { font-size: 15px; line-height: 22px; }
.plate-grid .go a { font-size: 14px; white-space: nowrap; }
@media (max-width: 720px) {
  .plate-head span:nth-child(3) { display: none; }
  .plate-grid { display: block; }
  .plate-row { display: grid; grid-template-columns: 48px minmax(0, 1fr) auto; }
  .plate-row + .plate-row { border-top: 1px solid var(--rule-soft); }
  .plate-grid .cell { border-top: 0; padding-bottom: 4px; }
  .plate-grid .num, .plate-grid .th:first-child { padding-left: 16px; }
  .plate-grid .th.fn-h { display: none; }
  .plate-grid .name { font-size: 20px; }
  .plate-grid .fn { grid-column: 2 / 4; grid-row: 2; padding-top: 0; padding-bottom: 16px; font-size: 14px; }
}

/* — products — */
.products { padding: 72px 0 60px; }
.product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); gap: clamp(24px, 3vw, 40px); }
.product { padding: 28px; display: flex; flex-direction: column; gap: 20px; scroll-margin-top: 24px; }
.product-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.product-head h2 { font-size: 36px; line-height: 1; text-transform: uppercase; letter-spacing: 0.02em; margin: 0; }
.product > p { margin: 0; font-size: 16px; line-height: 24px; color: var(--text-85); }
.product .actions { margin-top: auto; }
.specs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--color-divider); margin: 0; padding: 0; list-style: none; }
.specs li { padding: 14px 12px 14px 0; border-bottom: 1px solid var(--color-divider); font-size: 14px; line-height: 20px; }
.specs li:nth-child(even) { padding: 14px 0 14px 12px; border-left: 1px solid var(--color-divider); }
.specs b { font-weight: 600; display: block; }
.specs.single { grid-template-columns: 1fr; }
.specs.single li { padding: 14px 0; border-left: 0; }

/* — schematic — */
.schematic { margin: 0; padding: clamp(20px, 3vw, 40px); }
.schematic-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 0; align-items: stretch; }
.stage { padding: 0 20px; display: flex; flex-direction: column; gap: 10px; border-left: 1px dashed var(--color-accent); }
.stage:first-child { padding-left: 0; border-left: 0; }
.stage:last-child { padding-right: 0; }
.stage-label { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600; color: var(--text-70); }
.box { border: 1px solid var(--color-divider); padding: 12px; font-size: 14px; }
.box.icon { display: flex; gap: 10px; align-items: center; }
.box.node { border-color: var(--color-accent); padding: 14px 12px; flex: 1; display: flex; flex-direction: column; justify-content: center; }
.box.node strong { font-family: var(--font-heading); font-weight: 600; font-size: 22px; text-transform: uppercase; letter-spacing: 0.03em; }
.box.node span { font-size: 13px; line-height: 18px; color: var(--text-70); margin-top: 4px; }
.box.indent { margin-left: 16px; }
.box-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.box-grid .box { padding: 10px; font-size: 13px; }
.schematic figcaption { margin-top: 28px; padding-top: 12px; border-top: 1px solid var(--color-divider); font-size: 13px; color: var(--text-70); }
/* When the columns wrap, the dashed rule becomes a top rule so the flow still reads. */
@media (max-width: 860px) {
  .schematic-cols { grid-template-columns: 1fr 1fr; row-gap: 24px; }
  .stage { padding: 0 0 0 20px; }
  .stage:nth-child(odd) { padding-left: 0; border-left: 0; }
}
@media (max-width: 460px) {
  .schematic-cols { grid-template-columns: 1fr; }
  .stage, .stage:nth-child(odd) { padding: 20px 0 0; border-left: 0; border-top: 1px dashed var(--color-accent); }
  .stage:first-child { padding-top: 0; border-top: 0; }
}

/* — method spec sheet — */
.spec-sheet { display: grid; grid-template-columns: 56px minmax(0, 1fr) minmax(0, 1.3fr); margin: 0; }
.spec-sheet > div { display: contents; }
.spec-sheet .n { padding: 16px 0 16px 20px; font-size: 13px; font-weight: 600; letter-spacing: 0.08em; color: var(--color-accent-700); }
.spec-sheet dt { padding: 16px 12px; font-size: 14px; color: var(--text-70); }
.spec-sheet dd { margin: 0; padding: 14px 20px 14px 0; font-family: var(--font-heading); font-weight: 600; font-size: 22px; }
.spec-sheet > div + div > * { border-top: 1px solid var(--rule-soft); }

/* — access form — */
.access { padding: 60px 0 80px; }
.access-form { display: flex; flex-direction: column; gap: 18px; }
.access-form .field { display: flex; flex-direction: column; gap: 6px; }
.access-form .field > label, .access-form legend { font-size: 12px; margin-bottom: 5px; color: var(--text-70); }
.access-form fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
.access-form legend { padding: 0; }
.access-form .seg { align-self: flex-start; flex-wrap: wrap; }
.form-foot { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; font-size: 13px; color: var(--text-70); }
.form-error { margin: 0; font-size: 14px; color: var(--color-text); border-left: 2px solid var(--color-accent); padding-left: 10px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.confirm { padding: 28px; }
.confirm p.big { font-family: var(--font-heading); font-weight: 600; font-size: 26px; text-transform: uppercase; margin: 10px 0 0; }
.confirm p { font-size: 15px; line-height: 22px; margin: 8px 0 0; }

/* — footer — */
.site-footer { border-top: 1px solid var(--color-divider); }
.site-footer .inner { max-width: var(--page-max); margin: 0 auto; padding: 28px var(--gutter); display: flex; gap: 12px 28px; flex-wrap: wrap; align-items: center; font-size: 13px; color: var(--text-70); }
.site-footer .brand { font-family: var(--font-heading); font-weight: 600; font-size: 16px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-text); margin-right: auto; }

/* — legal — */
.legal { padding: 64px var(--gutter) 96px; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 40px clamp(32px, 5vw, 96px); align-items: start; }
.legal aside { display: flex; flex-direction: column; gap: 12px; position: sticky; top: 24px; }
.legal aside .rule { height: 1px; background: var(--color-divider); }
.legal aside .btn { justify-content: flex-start; }
.legal aside p { font-size: 13px; line-height: 20px; margin: 8px 0 0; }
.legal article { grid-column: span 2; max-width: 68ch; min-width: 0; }
.legal article .doc-id { font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600; color: var(--text-70); }
.legal article h1 { font-size: clamp(40px, 5vw, 64px); line-height: 1.04; text-transform: uppercase; margin: 12px 0 32px; }
.legal .clauses { display: flex; flex-direction: column; gap: 28px; font-size: 16px; line-height: 25px; }
.legal .clauses h2 { font-size: 22px; text-transform: uppercase; letter-spacing: 0.02em; margin: 0 0 8px; }
.legal .clauses p { margin: 0; }
@media (max-width: 620px) {
  .legal { padding-top: 40px; }
  .legal aside { position: static; }
  .legal article { grid-column: auto; }
}