/* EvenHue — global styles. Brand tokens from the spec (Section 2). No hardcoded colors.
   Fonts (Playfair Display + Inter) are loaded via <link> in each page head. */

:root {
  --bg-deep: #191310;      /* espresso ground */
  --bg-mid: #241c17;       /* surface */
  --bg-card: #2c221c;
  --ink: #f3eae0;          /* warm ivory text */
  --ink-soft: #c9b8a8;
  --bronze: #d9a05b;       /* primary accent */
  --bronze-deep: #9c6a38;
  --go: #8fb977;           /* success */
  --terra: #c96b5b;        /* error/warning */
  --line: #3a2d24;
  /* hue spectrum motif (always all six, light-to-deep) */
  --tone-1:#f0d5b8; --tone-2:#d9ab7c; --tone-3:#b97f4e;
  --tone-4:#8a5a33; --tone-5:#5c3a21; --tone-6:#332015;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --wrap: 1120px;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(0,0,0,.45);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--bronze); text-decoration: none; }
a:hover { text-decoration: underline; }
h1,h2,h3,h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; margin: 0 0 .5em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.5rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1rem; }
.container { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.eyebrow { font-family: var(--font-body); text-transform: uppercase; letter-spacing: .18em; font-size: .74rem; color: var(--bronze); font-weight: 600; }
.muted { color: var(--ink-soft); }
.center { text-align: center; }

/* hue spectrum bar motif */
.hue-bar { height: 5px; width: 100%; border: 0;
  background: linear-gradient(90deg, var(--tone-1), var(--tone-2), var(--tone-3), var(--tone-4), var(--tone-5), var(--tone-6)); }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: .5rem; justify-content: center;
  font-family: var(--font-body); font-weight: 600; font-size: 1rem; cursor: pointer;
  padding: .8rem 1.5rem; border-radius: 999px; border: 1px solid transparent; transition: transform .15s ease, background .2s, box-shadow .2s; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: linear-gradient(135deg, var(--bronze), var(--bronze-deep)); color: var(--bg-deep); }
.btn-primary:hover { box-shadow: 0 8px 24px rgba(217,160,91,.35); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--bronze); color: var(--bronze); }
.btn-lg { padding: 1rem 2rem; font-size: 1.08rem; }
.btn[disabled] { opacity: .55; cursor: not-allowed; transform: none; }

/* ---------- Nav ---------- */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(25,19,16,.86);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.nav__inner { display: flex; align-items: center; gap: 1rem; max-width: var(--wrap); margin: 0 auto; padding: .7rem 20px; }
.nav__logo { display: flex; align-items: center; gap: .55rem; font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; color: var(--ink); }
.nav__logo img { height: 30px; width: auto; }
.nav__logo span { color: var(--bronze); }
.nav__links { display: flex; gap: 1.35rem; margin-left: auto; }
.nav__links a { color: var(--ink-soft); font-size: .95rem; font-weight: 500; }
.nav__links a:hover, .nav__links a.active { color: var(--bronze); text-decoration: none; }
.nav__cta { margin-left: 1.1rem; }
.nav__mobile-toggle { display: none; background: none; border: 0; cursor: pointer; flex-direction: column; gap: 5px; margin-left: auto; }
.nav__mobile-toggle span { width: 24px; height: 2px; background: var(--ink); display: block; }
@media (max-width: 860px) {
  .nav__links, .nav__cta { display: none; }
  .nav__mobile-toggle { display: flex; }
  .nav--open .nav__links { display: flex; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column;
    background: var(--bg-mid); padding: 1rem 20px; gap: 1rem; border-bottom: 1px solid var(--line); }
  .nav--open .nav__cta { display: inline-flex; position: absolute; top: 100%; margin-top: 190px; left: 20px; }
}

/* ---------- Sections ---------- */
.section { padding: clamp(3rem, 8vw, 6rem) 0; }
.section--mid { background: var(--bg-mid); }
.lede { font-size: 1.2rem; color: var(--ink-soft); max-width: 640px; }
.grid { display: grid; gap: 1.4rem; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }

.card { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem; }
.card h3 { color: var(--ink); }
.card--accent { border-color: var(--bronze-deep); }

/* ---------- Hero (interior pages) ---------- */
.page-hero { padding: clamp(2.5rem, 7vw, 5rem) 0 2rem; border-bottom: 1px solid var(--line); background:
  radial-gradient(120% 100% at 80% -10%, rgba(217,160,91,.14), transparent 60%), var(--bg-deep); }

/* ---------- Forms ---------- */
label { display: block; font-weight: 600; margin: 0 0 .35rem; font-size: .92rem; }
input, select, textarea { width: 100%; font-family: var(--font-body); font-size: 1rem; color: var(--ink);
  background: var(--bg-deep); border: 1px solid var(--line); border-radius: 10px; padding: .75rem .9rem; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--bronze); border-color: var(--bronze); }
.field { margin-bottom: 1rem; }
.form-row { display: flex; gap: .6rem; flex-wrap: wrap; }
.form-row input { flex: 1 1 200px; }

/* ---------- Pricing ---------- */
.price-grid { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); max-width: 720px; margin: 0 auto; }
.price-card { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem; }
.price-card--featured { border-color: var(--bronze); box-shadow: var(--shadow); position: relative; }
.price-card .amount { font-family: var(--font-display); font-size: 2.6rem; color: var(--bronze); }
.price-card ul { list-style: none; padding: 0; margin: 1.2rem 0; }
.price-card li { padding: .4rem 0 .4rem 1.6rem; position: relative; color: var(--ink-soft); }
.price-card li::before { content: "✓"; position: absolute; left: 0; color: var(--go); font-weight: 700; }
.pill { display: inline-block; background: var(--bronze); color: var(--bg-deep); font-size: .72rem; font-weight: 700;
  padding: .2rem .7rem; border-radius: 999px; text-transform: uppercase; letter-spacing: .1em; }

/* ---------- Disclaimers / FTC / compliance ---------- */
.disclaimer { font-size: .82rem; color: var(--ink-soft); border-top: 1px solid var(--line); padding-top: .9rem; margin-top: 1.2rem; }
.ftc { font-size: .8rem; color: var(--ink-soft); background: rgba(217,160,91,.08); border: 1px solid var(--line);
  border-radius: 10px; padding: .6rem .85rem; margin: .6rem 0; }
.notice { border-left: 3px solid var(--bronze); background: var(--bg-card); padding: .8rem 1rem; border-radius: 0 10px 10px 0; margin: 1rem 0; }
.notice--warn { border-color: var(--terra); }

/* ---------- Scan / face-map results ---------- */
.facemap { position: relative; max-width: 340px; margin: 0 auto; }
.facemap img { width: 100%; }
.scan-cards { display: grid; gap: 1rem; }
.scan-card { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem 1.3rem; }
.scan-card h4 { margin: 0 0 .35rem; color: var(--bronze); font-family: var(--font-body); font-weight: 700; font-size: .95rem;
  text-transform: uppercase; letter-spacing: .08em; }

/* ---------- Blog ---------- */
.article-header { padding: clamp(2rem,6vw,4rem) 0 1rem; border-bottom: 1px solid var(--line); }
.article-meta { color: var(--ink-soft); font-size: .9rem; }
.article-body { padding: 2.5rem 0; }
.article-body .container { max-width: 680px; }
.article-body p, .article-body li { font-size: 1.08rem; }
.article-body h2 { margin-top: 2rem; }
.article-answer { background: var(--bg-card); border: 1px solid var(--bronze-deep); border-radius: var(--radius);
  padding: 1.2rem 1.4rem; margin: 0 0 1.8rem; font-size: 1.1rem; }
.article-answer strong { color: var(--bronze); }
.article-cta { background: var(--bg-mid); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 2.4rem 0; text-align: center; }
.article-nav { display: flex; justify-content: space-between; gap: 1rem; padding: 1.6rem 0; max-width: 680px; margin: 0 auto; }
.article-nav a { color: var(--ink-soft); font-size: .92rem; max-width: 46%; }
.blog-grid { display: grid; gap: 1.4rem; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); }
.blog-card { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.blog-card__inner { padding: 1.4rem; }
.blog-card__cat { font-size: .74rem; text-transform: uppercase; letter-spacing: .12em; color: var(--bronze); font-weight: 600; margin-bottom: .5rem; }
.blog-card h3 { font-size: 1.15rem; margin-bottom: .5rem; }
.blog-card h3 a { color: var(--ink); }
.blog-card__link { font-weight: 600; font-size: .92rem; }
.blog-filter { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.blog-filter button { background: var(--bg-card); border: 1px solid var(--line); color: var(--ink-soft);
  padding: .45rem 1rem; border-radius: 999px; cursor: pointer; font-size: .88rem; }
.blog-filter button.active { background: var(--bronze); color: var(--bg-deep); border-color: var(--bronze); }

/* ---------- Merch ---------- */
.merch-grid { display: grid; gap: 1.6rem; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); }
.merch-card { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.merch-card__img { background: var(--bg-mid); aspect-ratio: 1/1; display: flex; align-items: center; justify-content: center; }
.merch-card__img img { width: 100%; height: 100%; object-fit: cover; }
.merch-card__body { padding: 1.1rem 1.2rem; }
.merch-card__price { color: var(--bronze); font-weight: 700; }

/* ---------- Footer ---------- */
.footer { background: var(--bg-mid); border-top: 1px solid var(--line); padding: 3rem 0 1.5rem; }
.footer__inner { display: grid; gap: 2rem; grid-template-columns: 1.4fr repeat(3, 1fr); max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.footer__brand p { color: var(--ink-soft); font-size: .92rem; max-width: 280px; }
.footer h4 { font-family: var(--font-body); font-size: .8rem; text-transform: uppercase; letter-spacing: .12em; color: var(--bronze); }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin: .4rem 0; }
.footer li a { color: var(--ink-soft); font-size: .92rem; }
.footer__bottom { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; max-width: var(--wrap);
  margin: 2rem auto 0; padding: 1.2rem 20px 0; border-top: 1px solid var(--line); color: var(--ink-soft); font-size: .85rem; }
@media (max-width: 720px) { .footer__inner { grid-template-columns: 1fr 1fr; } }

/* ---------- fade-up ---------- */
.fade-up { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.fade-up.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .fade-up { opacity: 1; transform: none; transition: none; } }

/* ---------- Toast ---------- */
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); opacity: 0;
  background: var(--bg-card); color: var(--ink); border: 1px solid var(--line); border-radius: 10px;
  padding: .8rem 1.2rem; box-shadow: var(--shadow); pointer-events: none; transition: opacity .25s, transform .25s; z-index: 100; max-width: 90vw; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast--ok { border-color: var(--go); }
.toast--err { border-color: var(--terra); }

/* ---------- Utilities ---------- */
.stack > * + * { margin-top: 1rem; }
.hidden { display: none !important; }
.spinner { width: 22px; height: 22px; border: 3px solid var(--line); border-top-color: var(--bronze); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--bronze); color: var(--bg-deep); padding: .6rem 1rem; z-index: 200; }
.skip-link:focus { left: 8px; top: 8px; }
:focus-visible { outline: 2px solid var(--bronze); outline-offset: 2px; }