/* OD-LAYOUT-PRIMITIVES v1 — structure only: display, flex/grid, overflow, wrapping, ratio.
   Put this @layer first; product CSS outside the layer always wins. */
@layer od-layout {
  :where(.od-stack,.od-row,.od-row-top,.od-cluster,.od-grid,.od-field,.od-stat,.od-cell,.od-tile) > :where(*) { min-width: 0; }
  .od-stack   { display: flex; flex-direction: column; gap: var(--od-gap, 8px); }
  .od-row     { display: flex; align-items: center; gap: var(--od-gap, 8px); }
  .od-row-top { display: flex; align-items: flex-start; gap: var(--od-gap, 8px); }
  .od-cluster { display: flex; flex-wrap: wrap; align-items: center; gap: var(--od-gap, 8px); }
  .od-fill    { flex: 1 1 0; min-width: 0; }
  .od-fixed   { flex: none; }
  .od-grid    { display: grid; gap: var(--od-gap, 12px); grid-template-columns: repeat(var(--od-cols, 3), minmax(0, 1fr)); }
  .od-stat, .od-field, .od-cell { display: grid; gap: var(--od-gap, 2px); }
  :where(.od-stat,.od-field,.od-cell) > :where(*) { display: block; }
  .od-tile { display: grid; grid-template-rows: auto 1fr; }
  :where(.od-tile) > :where(*) { display: block; }
  .od-media { display: block; width: 100%; height: auto; aspect-ratio: var(--od-ratio, auto); }
  .od-media-cover { object-fit: cover; }
  .od-truncate { display: block; max-width: 100%; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
  .od-clamp-2, .od-clamp-3 { display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; overflow-wrap: anywhere; }
  .od-clamp-2 { -webkit-line-clamp: 2; }
  .od-clamp-3 { -webkit-line-clamp: 3; }
  .od-lines-2 { min-height: calc(2 * 1.4em); }
  .od-nowrap  { white-space: nowrap; }
  .od-keep    { word-break: keep-all; overflow-wrap: anywhere; }
  .od-screen { display: grid; grid-template-rows: auto minmax(0, 1fr) auto; height: 100%; }
  .od-scroll { overflow-y: auto; overscroll-behavior: contain; min-height: 0; }
  .od-rail { display: flex; gap: var(--od-gap, 8px); overflow-x: auto; scroll-snap-type: x proximity; scrollbar-width: none;
             padding-inline: var(--od-rail-pad, 16px); scroll-padding-inline: var(--od-rail-pad, 16px); }
  .od-rail::-webkit-scrollbar { display: none; }
  :where(.od-rail) > :where(*) { flex: none; scroll-snap-align: start; }
  :where(.od-rail) > :where(:last-child) { margin-inline-end: var(--od-rail-pad, 16px); }
  .od-spacer { flex: none; visibility: hidden; pointer-events: none; }
  .od-touch  { min-width: 44px; min-height: 44px; }
}
/* /OD-LAYOUT-PRIMITIVES v1 */

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + var(--s-4)); }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; margin: 0; text-wrap: balance; }
h1 { font-size: var(--fs-display); line-height: 1.04; letter-spacing: -0.02em; }
h2 { font-size: var(--fs-h2); line-height: 1.1; letter-spacing: -0.015em; }
h3 { font-size: var(--fs-h3); line-height: 1.25; }
p { margin: 0; text-wrap: pretty; }
ul, ol { margin: 0; padding: 0; }
img { max-width: 100%; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-hover); }
:focus-visible { outline: 3px solid var(--data-blue); outline-offset: 3px; border-radius: 4px; }
.on-navy :focus-visible { outline-color: var(--accent-soft); }

.skip-link {
  position: absolute; left: var(--s-4); top: var(--s-4); z-index: 100;
  padding: var(--s-3) var(--s-4); background: var(--ink); color: var(--paper);
  border-radius: var(--r-inner); font-weight: 700; transform: translateY(-200%);
}
.skip-link:focus { transform: none; color: var(--paper); }

.container { width: 100%; max-width: calc(var(--maxw) + 2 * var(--gutter)); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--s-11); }
.section-tight { padding-block: var(--s-9); }
.eyebrow { font-size: var(--fs-eyebrow); font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
.kicker { font-size: var(--fs-eyebrow); font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-soft); }
.lead { font-size: var(--fs-lead); line-height: 1.55; color: var(--ink-muted); max-width: 60ch; }
.muted { color: var(--ink-muted); }
.caption { font-size: var(--fs-caption); color: var(--ink-soft); }
.placeholder {
  display: inline-block; font-family: ui-monospace, 'SFMono-Regular', Menlo, monospace; font-size: 0.85em;
  background: var(--paper-2); border: 1px dashed var(--line); color: var(--ink-muted);
  padding: 1px 8px; border-radius: 6px; letter-spacing: 0;
}
.on-navy .placeholder { background: transparent; border-color: var(--navy-line); color: var(--on-navy-2); }
.section-head { display: grid; gap: var(--s-4); max-width: 760px; margin-bottom: var(--s-8); }

/* ---------- Wordmark ---------- */
.wordmark { display: inline-flex; align-items: baseline; gap: var(--s-2); color: var(--ink); text-decoration: none; min-height: 44px; align-items: center; }
.wordmark:hover { color: var(--ink); }
.wordmark-cool { font-family: var(--font-body); font-weight: 800; font-size: 24px; letter-spacing: -0.02em; }
.wordmark-rep { font-family: var(--font-display); font-size: 21px; letter-spacing: 0.14em; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2);
  min-height: 52px; padding: 0 28px; border-radius: var(--r-pill);
  font: 700 16px/1 var(--font-body); text-decoration: none; cursor: pointer;
  border: 1.5px solid transparent; white-space: nowrap;
  transition: background-color var(--t-fast) var(--ease-out), color var(--t-fast) var(--ease-out), border-color var(--t-fast) var(--ease-out), transform var(--t-fast) var(--ease-out);
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--white); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--white); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: var(--paper); }
.btn-small { min-height: 44px; padding: 0 20px; font-size: 15px; }
.btn[disabled], .btn[aria-busy="true"] { cursor: progress; opacity: 0.75; }
.on-navy .btn-outline { color: var(--on-navy); border-color: var(--on-navy); }
.on-navy .btn-outline:hover { background: var(--on-navy); color: var(--navy); }
.text-link {
  display: inline-flex; align-items: center; gap: var(--s-2); min-height: 44px;
  font-weight: 700; color: var(--ink); text-decoration: underline; text-decoration-color: var(--line);
  text-decoration-thickness: 2px; text-underline-offset: 6px;
  transition: text-decoration-color var(--t-fast) var(--ease-out);
}
.text-link:hover { color: var(--ink); text-decoration-color: var(--accent); }
.text-link .arrow { transition: transform var(--t-fast) var(--ease-out); }
.text-link:hover .arrow { transform: translateX(3px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: saturate(1.2) blur(10px); -webkit-backdrop-filter: saturate(1.2) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: var(--s-5); min-height: var(--header-h); }
.main-nav ul { list-style: none; display: flex; align-items: center; gap: var(--s-2); }
.main-nav a {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 var(--s-3);
  font-size: var(--fs-small); font-weight: 600; color: var(--ink); text-decoration: none; border-radius: var(--r-pill);
  transition: background-color var(--t-fast) var(--ease-out);
}
.main-nav a:hover { background: var(--paper-2); color: var(--ink); }
.main-nav a[aria-current="page"] { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 8px; text-decoration-color: var(--accent); }
.header-actions { display: flex; align-items: center; gap: var(--s-2); }
.nav-toggle {
  display: none; align-items: center; justify-content: center; gap: var(--s-2);
  min-height: 44px; min-width: 44px; padding: 0 var(--s-4); border-radius: var(--r-pill);
  border: 1.5px solid var(--line); background: transparent; color: var(--ink); font: 700 15px var(--font-body); cursor: pointer;
}
.nav-toggle:hover { background: var(--paper-2); }
.nav-toggle svg { width: 20px; height: 20px; }

@media (max-width: 1024px) {
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--paper); border-bottom: 1px solid var(--line); box-shadow: var(--shadow-card);
    padding: var(--s-3) var(--gutter) var(--s-5);
    opacity: 0; transform: translateY(-8px); visibility: hidden;
    transition: opacity var(--t-fast) var(--ease-in), transform var(--t-fast) var(--ease-in), visibility 0s linear var(--t-fast);
  }
  .main-nav.is-open { opacity: 1; transform: none; visibility: visible; transition: opacity var(--t-med) var(--ease-out), transform var(--t-med) var(--ease-out); }
  .main-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .main-nav a { width: 100%; min-height: 52px; font-size: 17px; border-radius: var(--r-inner); padding: 0 var(--s-3); }
}
@media (max-width: 520px) { .header-cta { display: none; } .nav-menu-cta { display: block !important; } }
.nav-menu-cta { display: none; padding-top: var(--s-3); }
.nav-menu-cta .btn { width: 100%; }

/* ---------- Cards / chips ---------- */
.card { background: var(--white); border: 1px solid var(--line); border-radius: var(--r-card); padding: var(--s-6); }
.chip {
  display: inline-flex; align-items: center; min-height: 32px; padding: 0 var(--s-3);
  border-radius: var(--r-pill); background: var(--paper-2); color: var(--ink-muted); font-size: var(--fs-caption); font-weight: 700;
}
.check-list { list-style: none; display: grid; gap: var(--s-2); }
.check-list li { display: grid; grid-template-columns: 20px 1fr; gap: var(--s-3); align-items: start; font-size: var(--fs-small); color: var(--ink-muted); }
.check-list svg { width: 20px; height: 20px; margin-top: 3px; color: var(--data-blue); }
.icon { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; flex: none; }

/* ---------- Forms ---------- */
.form { display: grid; gap: var(--s-5); }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-5); }
.field { display: grid; gap: var(--s-2); }
.field label, .field .label { font-weight: 700; font-size: var(--fs-small); }
.req { color: var(--danger); font-weight: 700; }
.req-note { font-size: var(--fs-caption); color: var(--ink-soft); }
.input, .select, .textarea {
  width: 100%; min-height: 52px; padding: 12px 16px; border-radius: var(--r-inner);
  border: 1.5px solid var(--line); background: var(--white); color: var(--ink);
  font: 400 16px/1.4 var(--font-body);
  transition: border-color var(--t-fast) var(--ease-out), box-shadow var(--t-fast) var(--ease-out);
}
.textarea { min-height: 128px; resize: vertical; line-height: 1.55; }
.select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2316181D' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 44px; }
.input:hover, .select:hover, .textarea:hover { border-color: var(--ink-soft); }
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--data-blue); box-shadow: 0 0 0 3px color-mix(in srgb, var(--data-blue) 25%, transparent); }
.field.has-error .input, .field.has-error .select, .field.has-error .textarea { border-color: var(--danger); }
.field-error { display: none; font-size: var(--fs-caption); font-weight: 600; color: var(--danger); }
.field.has-error .field-error { display: flex; gap: var(--s-2); align-items: flex-start; }
.field-error svg { width: 16px; height: 16px; margin-top: 1px; flex: none; }
.checkbox { display: grid; grid-template-columns: 24px 1fr; gap: var(--s-3); align-items: start; font-size: var(--fs-small); color: var(--ink-muted); cursor: pointer; }
.checkbox input { width: 22px; height: 22px; margin: 2px 0 0; accent-color: var(--accent); cursor: pointer; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.error-summary {
  display: none; padding: var(--s-4) var(--s-5); border-radius: var(--r-inner);
  background: var(--alert-bg); border: 1.5px solid var(--danger); color: var(--ink);
}
.error-summary.is-visible { display: grid; gap: var(--s-2); }
.error-summary strong { font-size: var(--fs-small); }
.error-summary ul { list-style: none; display: grid; gap: var(--s-1); font-size: var(--fs-small); }
.error-summary a { color: var(--danger); font-weight: 700; }
.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: spin 700ms linear infinite; display: none; }
.btn[aria-busy="true"] .spinner { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }
.form-status { font-size: var(--fs-small); font-weight: 600; }
.form-status.ok { color: var(--ok); }
.form-status.err { color: var(--danger); }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: var(--on-navy-2); padding-block: var(--s-9) var(--s-7); }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, minmax(0, 1fr)); gap: var(--s-7); }
.site-footer .wordmark { color: var(--on-navy); }
.site-footer h2 { font-family: var(--font-body); font-size: var(--fs-caption); font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--on-navy); margin-bottom: var(--s-3); }
.site-footer ul { list-style: none; display: grid; gap: 0; }
.site-footer a, .footer-btn {
  display: inline-flex; align-items: center; min-height: 40px; color: var(--on-navy-2); text-decoration: none; font-size: var(--fs-small);
  background: none; border: 0; padding: 0; font-family: inherit; cursor: pointer; text-align: left;
}
.site-footer a:hover, .footer-btn:hover { color: var(--on-navy); text-decoration: underline; text-underline-offset: 4px; }
.footer-tagline { margin-top: var(--s-3); max-width: 34ch; font-size: var(--fs-small); }
.footer-base { margin-top: var(--s-8); padding-top: var(--s-5); border-top: 1px solid var(--navy-line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--s-3); font-size: var(--fs-caption); }
@media (max-width: 1024px) { .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }

/* ---------- Consent banner ---------- */
.consent {
  position: fixed; left: var(--s-4); right: var(--s-4); bottom: var(--s-4); z-index: 80;
  max-width: 560px; margin-left: auto;
  background: var(--white); color: var(--ink); border: 1px solid var(--line); border-radius: var(--r-card);
  box-shadow: 0 30px 80px -30px rgba(22, 24, 29, 0.5); padding: var(--s-5);
  display: grid; gap: var(--s-4);
  opacity: 0; transform: translateY(16px); visibility: hidden;
  transition: opacity var(--t-fast) var(--ease-in), transform var(--t-fast) var(--ease-in), visibility 0s linear var(--t-fast);
}
.consent.is-open { opacity: 1; transform: none; visibility: visible; transition: opacity var(--t-med) var(--ease-out), transform var(--t-med) var(--ease-out); }
.consent h2 { font-size: 22px; }
.consent p { font-size: var(--fs-small); color: var(--ink-muted); }
.consent-actions { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.consent-actions .btn { flex: 1 1 140px; min-height: 48px; }
.consent-prefs { display: none; gap: var(--s-2); border-top: 1px solid var(--line); padding-top: var(--s-4); }
.consent.show-prefs .consent-prefs { display: grid; }
.pref-row { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); padding: var(--s-2) 0; }
.pref-row .od-field strong { font-size: var(--fs-small); }
.pref-row .od-field span { font-size: var(--fs-caption); color: var(--ink-soft); }
.switch { position: relative; width: 52px; height: 32px; flex: none; }
.switch input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.switch .track { position: absolute; inset: 0; border-radius: var(--r-pill); background: var(--line); transition: background-color var(--t-fast) var(--ease-out); pointer-events: none; }
.switch .track::after { content: ''; position: absolute; top: 4px; left: 4px; width: 24px; height: 24px; border-radius: 50%; background: var(--white); box-shadow: 0 1px 3px rgba(22,24,29,.3); transition: transform var(--t-fast) var(--ease-out); }
.switch input:checked + .track { background: var(--data-blue); }
.switch input:checked + .track::after { transform: translateX(20px); }
.switch input:focus-visible + .track { outline: 3px solid var(--data-blue); outline-offset: 3px; }
.switch input:disabled { cursor: not-allowed; }
.switch input:disabled + .track { opacity: 0.6; }

/* ---------- Simple page shells (gracias, legal, 404) ---------- */
.page-hero { padding-block: var(--s-10) var(--s-8); border-bottom: 1px solid var(--line); }
.page-hero .lead { margin-top: var(--s-4); }
.prose { max-width: 70ch; font-size: var(--fs-body); }
.prose > * + * { margin-top: var(--s-4); }
.prose h2 { font-size: clamp(26px, 2.6vw, 32px); margin-top: var(--s-8); }
.prose h3 { font-size: 20px; margin-top: var(--s-6); }
.prose ul, .prose ol { padding-left: 1.3em; display: grid; gap: var(--s-2); }
.prose li::marker { color: var(--ink-soft); }
.prose strong { color: var(--ink); }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-inner); background: var(--white); }
.data-table { width: 100%; border-collapse: collapse; font-size: var(--fs-small); min-width: 560px; }
.data-table th, .data-table td { text-align: left; padding: var(--s-3) var(--s-4); border-bottom: 1px solid var(--line); vertical-align: top; }
.data-table th { background: var(--paper-2); font-weight: 700; }
.data-table tr:last-child td { border-bottom: 0; }
.data-table code { font-size: 0.9em; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 1ms !important; animation-iteration-count: 1 !important; transition-duration: 1ms !important; scroll-behavior: auto !important; }
}
@media (max-width: 768px) {
  .section { padding-block: var(--s-9); }
  .form-row { grid-template-columns: 1fr; }
}