/* ==========================================================================
   Buena Vista Rancheria of Me-Wuk Indians — Site Stylesheet
   Hand-written, vanilla CSS with custom properties. No build step.
   ========================================================================== */

/* ---- Design tokens ------------------------------------------------------- */
:root {
  /* Earthy heritage palette (derived from the legacy site) */
  --oxblood:   #771112;
  --oxblood-d: #5a0c0d;
  --sienna:    #8b3c1e;
  --clay:      #a85433;
  --copper:    #c78f53;
  --gold:      #e6a662;
  --tan:       #bdb29e;
  --cream:     #f1eee2;
  --sand:      #faf7ef;
  --ink:       #2b2118;
  --ink-soft:  #4a3f33;
  --charcoal:  #1c1611;
  --white:     #ffffff;

  --brand:        var(--oxblood);
  --brand-accent: var(--copper);

  --font-display: "Marcellus", Georgia, "Times New Roman", serif;
  --font-body: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;

  --maxw: 1180px;
  --gap: clamp(1rem, 3vw, 2.5rem);
  --radius: 10px;
  --shadow-sm: 0 1px 3px rgba(28, 22, 17, .12);
  --shadow-md: 0 8px 24px rgba(28, 22, 17, .14);
  --shadow-lg: 0 18px 50px rgba(28, 22, 17, .22);
  --header-h: 76px;
  --ease: cubic-bezier(.4, 0, .2, 1);
}

/* ---- Reset / base -------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--sand);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, picture, svg, iframe { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--oxblood); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--clay); }
ul { list-style: none; padding: 0; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.18;
  color: var(--ink);
  letter-spacing: .2px;
}
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.5rem); }
h3 { font-size: clamp(1.3rem, 2.6vw, 1.75rem); }
h4 { font-size: clamp(1.1rem, 2vw, 1.3rem); }
p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }

:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute; left: 8px; top: -60px;
  background: var(--oxblood); color: #fff; padding: .6rem 1rem;
  border-radius: 6px; z-index: 1100; transition: top .2s var(--ease);
}
.skip-link:focus { top: 8px; color: #fff; }

/* ---- Layout helpers ------------------------------------------------------ */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(1.1rem, 4vw, 2rem); }
.container--narrow { max-width: 820px; }
.section { padding-block: clamp(3rem, 7vw, 6rem); }
.section--tight { padding-block: clamp(2rem, 4vw, 3.25rem); }
.section--cream { background: var(--cream); }
.section--sand  { background: var(--sand); }
.section--ink   { background: var(--charcoal); color: var(--cream); }
.section--ink h1, .section--ink h2, .section--ink h3, .section--ink h4 { color: var(--cream); }

.center { text-align: center; }
.measure { max-width: 70ch; margin-inline: auto; }
.stack > * + * { margin-top: 1.1rem; }
.grid { display: grid; gap: var(--gap); }
.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase; letter-spacing: .22em;
  font-size: .78rem; font-weight: 600; color: var(--clay);
  margin-bottom: .6rem;
}
.section--ink .eyebrow { color: var(--gold); }

/* Woven-basket style divider */
.rule {
  width: 92px; height: 14px; margin: 1.1rem auto 0;
  background:
    repeating-linear-gradient(45deg, var(--copper) 0 6px, transparent 6px 12px),
    repeating-linear-gradient(-45deg, var(--copper) 0 6px, transparent 6px 12px);
  opacity: .85;
}
.rule--start { margin-inline: 0; }

/* ---- Buttons ------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--font-body); font-weight: 600; font-size: .98rem;
  padding: .8rem 1.5rem; border-radius: 999px; border: 2px solid transparent;
  cursor: pointer; transition: all .2s var(--ease); text-align: center;
  line-height: 1.1;
}
.btn--primary { background: var(--oxblood); color: #fff; }
.btn--primary:hover { background: var(--oxblood-d); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--gold { background: var(--gold); color: var(--ink); }
.btn--gold:hover { background: var(--copper); color: var(--ink); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--outline { background: transparent; border-color: var(--copper); color: var(--copper); }
.btn--outline:hover { background: var(--copper); color: #fff; }
.btn--ghost-light { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.7); color: #fff; backdrop-filter: blur(2px); }
.btn--ghost-light:hover { background: #fff; color: var(--oxblood); }
.btn--sm { padding: .55rem 1.1rem; font-size: .88rem; }

/* ==========================================================================
   Header / Navigation
   ========================================================================== */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 1000;
  height: var(--header-h);
  background: rgba(28, 22, 17, .35);
  backdrop-filter: blur(8px);
  transition: background .3s var(--ease), box-shadow .3s var(--ease);
}
.site-header.is-solid,
.site-header.is-open { background: var(--charcoal); box-shadow: var(--shadow-sm); }

.nav {
  max-width: var(--maxw); height: 100%; margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2rem);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.nav__brand { display: flex; align-items: center; gap: .7rem; }
.nav__brand img { width: 48px; height: auto; }
.nav__brand-text {
  font-family: var(--font-display); color: #fff; line-height: 1.05;
  font-size: 1.02rem; letter-spacing: .3px;
}
.nav__brand-text small { display: block; font-size: .68rem; letter-spacing: .18em; text-transform: uppercase; color: var(--gold); font-family: var(--font-body); }

.nav__menu { display: flex; align-items: center; gap: .35rem; }
.nav__menu > li { position: relative; }
.nav__link {
  display: inline-flex; align-items: center; gap: .35rem;
  color: #fff; font-weight: 500; font-size: .96rem;
  padding: .65rem .85rem; border-radius: 8px;
  background: none; border: 0; cursor: pointer; font-family: inherit;
}
.nav__link:hover, .nav__link[aria-expanded="true"] { color: var(--gold); background: rgba(255,255,255,.08); }
.nav__link .caret { font-size: .6rem; transition: transform .2s var(--ease); }
.nav__link[aria-expanded="true"] .caret { transform: rotate(180deg); }

.nav__submenu {
  position: absolute; top: calc(100% + 8px); left: 0; min-width: 248px;
  background: var(--charcoal); border: 1px solid rgba(231,166,98,.25);
  border-radius: 10px; padding: .5rem; box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity .2s var(--ease), transform .2s var(--ease), visibility .2s;
}
.nav__item--has-menu:hover > .nav__submenu,
.nav__item--has-menu:focus-within > .nav__submenu,
.nav__submenu.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
.nav__submenu a {
  display: flex; align-items: center; gap: .5rem; justify-content: space-between;
  color: #ece3d3; padding: .6rem .8rem; border-radius: 7px; font-size: .92rem;
}
.nav__submenu a:hover { background: rgba(231,166,98,.15); color: #fff; }

.nav__social { color: var(--gold); padding: .5rem .6rem; font-size: 1.15rem; }
.nav__social:hover { color: #fff; }

.nav__toggle {
  display: none; width: 46px; height: 46px; border: 0; background: none; cursor: pointer;
  padding: 10px; border-radius: 8px;
}
.nav__toggle:hover { background: rgba(255,255,255,.1); }
.nav__toggle span { display: block; height: 2.5px; background: #fff; border-radius: 2px; transition: transform .25s var(--ease), opacity .2s var(--ease); }
.nav__toggle span + span { margin-top: 5px; }
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

@media (max-width: 980px) {
  .nav__toggle { display: block; }
  .nav__menu {
    position: fixed; top: var(--header-h); right: 0; left: auto; bottom: auto;
    height: calc(100vh - var(--header-h)); height: calc(100dvh - var(--header-h));
    width: min(360px, 86vw);
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--charcoal); padding: 1rem; overflow-y: auto;
    transform: translateX(100%); transition: transform .3s var(--ease);
    border-left: 3px solid var(--oxblood);
  }
  .nav__menu.is-open { transform: translateX(0); }
  .nav__link { width: 100%; justify-content: space-between; padding: .9rem 1rem; font-size: 1.02rem; }
  .nav__submenu {
    position: static; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: 0; background: rgba(0,0,0,.25); margin: .25rem 0 .5rem;
    max-height: 0; overflow: hidden; padding: 0 .5rem;
    transition: max-height .3s var(--ease), padding .3s var(--ease);
  }
  .nav__submenu.is-open { max-height: 520px; padding: .5rem; }
  .nav__social { align-self: flex-start; }
}

.nav-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 999;
  opacity: 0; visibility: hidden; transition: opacity .3s var(--ease), visibility .3s;
}
.nav-backdrop.is-open { opacity: 1; visibility: visible; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative; min-height: 78vh;
  display: grid; place-items: center; text-align: center;
  color: #fff; padding: calc(var(--header-h) + 3rem) 1rem 3rem;
  background-size: cover; background-position: center; background-color: var(--ink);
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(28,22,17,.55) 0%, rgba(28,22,17,.45) 40%, rgba(28,22,17,.7) 100%);
}
.hero > .hero__inner { position: relative; z-index: 1; max-width: 860px; }
.hero__logo { width: clamp(120px, 18vw, 190px); margin: 0 auto 1.4rem; filter: drop-shadow(0 6px 18px rgba(0,0,0,.4)); }
.hero h1, .hero h2 { color: #fff; text-shadow: 0 2px 18px rgba(0,0,0,.45); }
.hero p.lead { font-size: clamp(1.05rem, 2.2vw, 1.4rem); margin: 1rem auto 1.6rem; max-width: 44ch; color: #f6efe3; }
.hero .btn-row { display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; }

.hero--page { min-height: 52vh; }
.hero--page h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
.hero__crumb { font-size: .8rem; letter-spacing: .18em; text-transform: uppercase; color: var(--gold); margin-bottom: .6rem; }

/* ==========================================================================
   Reusable content blocks
   ========================================================================== */
.section-head { max-width: 760px; margin: 0 auto clamp(2rem, 4vw, 3rem); }
.section-head .rule { margin-top: 1.1rem; }

/* Split: image + text */
.split { display: grid; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: center; }
@media (min-width: 800px) { .split { grid-template-columns: 1fr 1fr; } .split--media-right .split__media { order: 2; } }
.split__media img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow-md); object-fit: cover; }

/* Cards */
.cards { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }
.card {
  background: #fff; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm); border: 1px solid rgba(189,178,158,.4);
  display: flex; flex-direction: column; transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card__img { aspect-ratio: 16/10; object-fit: cover; width: 100%; background: var(--tan); }
.card__body { padding: 1.3rem 1.4rem 1.5rem; display: flex; flex-direction: column; gap: .6rem; flex: 1; }
.card__body h3 { font-size: 1.25rem; }
.card__body .btn { margin-top: auto; align-self: flex-start; }

/* Feature tiles (links to sub-pages) */
.tiles { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); }
.tile {
  position: relative; display: flex; min-height: 220px; border-radius: var(--radius);
  overflow: hidden; color: #fff; align-items: flex-end; box-shadow: var(--shadow-sm);
  background-size: cover; background-position: center; isolation: isolate;
}
.tile::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(28,22,17,.05), rgba(28,22,17,.82)); transition: background .3s var(--ease); }
.tile:hover::after { background: linear-gradient(180deg, rgba(119,17,18,.25), rgba(28,22,17,.9)); }
.tile span { padding: 1.2rem 1.3rem; font-family: var(--font-display); font-size: 1.3rem; color: #fff; }
.tile .ext { font-size: .85rem; opacity: .85; }

/* Staff / bio rows */
.bio { display: grid; gap: clamp(1.2rem, 4vw, 2.5rem); align-items: start; }
@media (min-width: 760px) { .bio { grid-template-columns: minmax(220px, 300px) 1fr; } }
.bio + .bio { margin-top: clamp(2rem, 5vw, 3.5rem); padding-top: clamp(2rem, 5vw, 3.5rem); border-top: 1px solid rgba(189,178,158,.45); }
.bio__photo { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow-md); object-fit: cover; aspect-ratio: 4/5; background: var(--tan); }
.bio__name { margin-bottom: .15rem; }
.bio__role { font-family: var(--font-body); font-weight: 600; color: var(--clay); letter-spacing: .04em; margin-bottom: .9rem; text-transform: uppercase; font-size: .85rem; }
.section--ink .bio__role { color: var(--gold); }

/* Staff grid (compact cards w/ jump links) */
.people { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }
.person { background: #fff; border-radius: var(--radius); padding: 1.4rem; text-align: center; box-shadow: var(--shadow-sm); border: 1px solid rgba(189,178,158,.4); }
.person img { width: 110px; height: 110px; border-radius: 50%; object-fit: cover; margin: 0 auto .8rem; border: 3px solid var(--copper); }
.person h4 { margin-bottom: .1rem; }
.person p { font-size: .85rem; color: var(--ink-soft); }

/* Timeline */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(var(--copper), var(--tan)); }
.timeline__item { position: relative; padding-bottom: 1.8rem; }
.timeline__item::before { content: ""; position: absolute; left: -2rem; top: 5px; width: 16px; height: 16px; border-radius: 50%; background: var(--oxblood); border: 3px solid var(--cream); box-shadow: 0 0 0 2px var(--copper); }
.timeline__year { font-family: var(--font-display); font-size: 1.2rem; color: var(--oxblood); }
.section--ink .timeline__year { color: var(--gold); }

/* Tabs */
.tabs__list { display: flex; flex-wrap: wrap; gap: .6rem; justify-content: center; margin-bottom: 1.8rem; }
.tabs__btn {
  font-family: var(--font-body); font-weight: 600; font-size: .95rem; cursor: pointer;
  padding: .65rem 1.4rem; border-radius: 999px; border: 2px solid var(--copper);
  background: transparent; color: var(--clay); transition: all .2s var(--ease);
}
.tabs__btn[aria-selected="true"] { background: var(--oxblood); border-color: var(--oxblood); color: #fff; }
.tabs__panel { display: none; animation: fade .35s var(--ease); }
.tabs__panel.is-active { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
blockquote { border-left: 4px solid var(--copper); padding: .4rem 0 .4rem 1.2rem; margin: 1.2rem 0; font-style: italic; color: var(--ink-soft); }
blockquote cite { display: block; font-style: normal; font-size: .85rem; margin-top: .5rem; color: var(--clay); }

/* Stat counters */
.stats { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); text-align: center; }
.stat__num { font-family: var(--font-display); font-size: clamp(2.2rem, 5vw, 3.2rem); color: var(--gold); line-height: 1; }
.stat__label { font-size: .9rem; letter-spacing: .05em; color: var(--cream); margin-top: .4rem; }

/* Contact / info cards */
.info-card { background: #fff; border-radius: var(--radius); padding: 1.6rem; box-shadow: var(--shadow-sm); border: 1px solid rgba(189,178,158,.4); display: flex; flex-direction: column; gap: .35rem; height: 100%; }
.info-card h3 { font-size: 1.2rem; color: var(--oxblood); }
.info-card .addr { color: var(--ink-soft); font-size: .95rem; }
.info-card .btn { margin-top: auto; align-self: flex-start; }

/* Document list */
.docs { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.doc-group { background: #fff; border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow-sm); border: 1px solid rgba(189,178,158,.4); }
.doc-group h3 { color: var(--oxblood); font-size: 1.25rem; margin-bottom: .8rem; }
.doc-group ul { display: grid; gap: .55rem; }
.doc-group a { display: inline-flex; align-items: baseline; gap: .45rem; color: var(--ink); }
.doc-group a::before { content: "\1F4C4"; font-size: .9em; }
.doc-group a:hover { color: var(--oxblood); text-decoration: underline; }

/* Embedded map */
.map-embed { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); border: 1px solid rgba(189,178,158,.5); }
.map-embed iframe { width: 100%; height: 460px; border: 0; display: block; }

/* Forms */
.form-grid { display: grid; gap: 1rem; grid-template-columns: 1fr 1fr; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } }
.field label { display: block; font-size: .85rem; font-weight: 600; margin-bottom: .3rem; color: var(--ink-soft); }
.field input, .field textarea {
  width: 100%; font-family: inherit; font-size: 1rem; padding: .8rem .9rem;
  border: 1.5px solid var(--tan); border-radius: 8px; background: #fff; color: var(--ink);
}
.field input:focus, .field textarea:focus { border-color: var(--copper); outline: none; box-shadow: 0 0 0 3px rgba(199,143,83,.25); }

/* Gallery */
.gallery { display: grid; gap: .8rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }
.gallery a { display: block; overflow: hidden; border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.gallery img { width: 100%; aspect-ratio: 1; object-fit: cover; transition: transform .4s var(--ease); }
.gallery a:hover img { transform: scale(1.06); }

/* Pager (section navigation) */
.pager { display: flex; flex-wrap: wrap; gap: .4rem; justify-content: center; align-items: center; margin-top: clamp(2.5rem, 5vw, 4rem); }
.pager a { display: inline-grid; place-items: center; min-width: 42px; height: 42px; padding: 0 .6rem; border-radius: 8px; border: 1.5px solid var(--tan); color: var(--ink); font-weight: 600; font-size: .92rem; }
.pager a:hover { border-color: var(--copper); color: var(--oxblood); }
.pager a[aria-current="page"] { background: var(--oxblood); border-color: var(--oxblood); color: #fff; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--charcoal); color: #d9cdb8; padding-block: clamp(2.5rem, 5vw, 4rem) 0; }
.site-footer a { color: #e7dcc7; }
.site-footer a:hover { color: var(--gold); }
.footer-grid { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }
.footer-brand img { width: 120px; margin-bottom: 1rem; }
.footer-col h4 { color: var(--gold); font-size: 1.05rem; margin-bottom: 1rem; letter-spacing: .04em; }
.footer-col ul { display: grid; gap: .5rem; }
.footer-col address { font-style: normal; line-height: 1.9; }
.footer-bottom { margin-top: clamp(2rem, 4vw, 3rem); border-top: 1px solid rgba(255,255,255,.12); padding-block: 1.3rem; }
.footer-bottom .container { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; align-items: center; font-size: .85rem; color: #b6a98f; }
.footer-social { display: flex; gap: .6rem; }
.footer-social a { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.08); color: #e7dcc7; font-size: 1.05rem; }
.footer-social a:hover { background: var(--oxblood); color: #fff; }

/* ---- Reveal-on-scroll (progressive enhancement) -------------------------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---- Utilities ----------------------------------------------------------- */
.text-gold { color: var(--gold); }
.mt-0 { margin-top: 0; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }