/* css/_chrome.css — canonical SPA chrome tokens + styles.
   Imported by all standalone education pages + about.html.
   Last updated 2026-05-29 for Phase 3.4.
   DO NOT hand-edit the standalone pages' :root blocks — change this file instead. */

:root {
  --black:  #06090A;
  --black2: #0A0F11;
  --black3: #0E1518;
  --black4: #131C20;
  --bg:     #04090C;
  --bg2:    #0A1820;
  --border:  rgba(94,214,200,0.10);
  --border-h: rgba(94,214,200,0.42);
  --border2: rgba(255,255,255,0.11);
  --teal:   #5ED6C8;
  --teal-d: #3FA9A0;
  --blue:   #0EA5E9;
  --gold:   #D8B261;
  --red:    #F43F5E;
  --text:   #EAF1F4;
  --muted:  #94ABB8;
  --muted2: #7E97A4;
  --sans:    'Manrope', sans-serif;
  --display: 'Bebas Neue', sans-serif;
  --mono:    'IBM Plex Mono', monospace;
}

/* ===== Body baseline ===== */
body {
  font-family: var(--sans);
  background: #04090C;
  color: var(--text);
  line-height: 1.55;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* ===== Background layers (vignette + grid) ===== */
.vignette {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(ellipse 70% 50% at 50% 30%, rgba(94,214,200,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 100%, rgba(4,9,12,0.94) 0%, transparent 55%),
    linear-gradient(180deg, rgba(4,9,12,0.3) 0%, transparent 18%, transparent 80%, #04090C 100%);
}

.lab-grid {
  position: fixed; inset: 0; z-index: 1; pointer-events: none; opacity: 0.22;
  background-image:
    linear-gradient(rgba(132,180,200,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(132,180,200,0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: radial-gradient(ellipse 75% 60% at 50% 40%, black 0%, transparent 80%);
  mask-image: radial-gradient(ellipse 75% 60% at 50% 40%, black 0%, transparent 80%);
}

/* ===== Scroll progress bar ===== */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 0;
  background: var(--teal); z-index: 9999;
}

/* ===== Promo strip ===== */
.promo-strip {
  position: fixed; top: 0; left: 0; right: 0; z-index: 600;
  background: linear-gradient(90deg, rgba(0,0,0,0.85), rgba(94,214,200,0.18), rgba(0,0,0,0.85));
  border-bottom: 1px solid rgba(94,214,200,0.18);
  padding: 8px 24px; text-align: center;
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--teal); font-weight: 600;
}
.promo-strip span { color: var(--text); opacity: 0.7; margin: 0 10px; }

/* ===== Atelier mark (top-left logo) ===== */
.atelier-mark {
  position: fixed; top: 48px; left: 24px; z-index: 1100;
  text-decoration: none; display: flex; align-items: center; gap: 14px; cursor: pointer;
  padding: 8px 18px 8px 8px; border-radius: 999px;
  background: rgba(5,12,16,0.7); border: 1px solid rgba(94,214,200,0.22);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 10px 36px rgba(0,0,0,0.5);
  transition: transform 0.25s, box-shadow 0.3s, border-color 0.25s;
}
.atelier-mark:hover {
  transform: translateY(-2px);
  border-color: var(--teal);
  box-shadow: 0 14px 40px rgba(0,0,0,0.55), 0 0 28px rgba(94,214,200,0.25);
}
.atelier-mark-img {
  width: 48px; height: 48px; border-radius: 50%; display: block;
  object-fit: cover; transform: scale(1.18); clip-path: circle(46% at 50% 50%);
  filter: drop-shadow(0 0 1px rgba(94,214,200,0.6)) drop-shadow(0 0 8px rgba(94,214,200,0.35));
}
.atelier-mark-text { display: flex; flex-direction: column; line-height: 1; }
.atelier-mark-text .brand {
  font-family: var(--sans); font-size: 0.92rem; font-weight: 800;
  letter-spacing: 0.16em; color: #F3FAFB; text-transform: uppercase;
}
.atelier-mark-text .tag {
  font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.26em;
  font-weight: 600; color: #7EE8DA; text-transform: uppercase; margin-top: 6px;
}

/* ===== Atelier pill (top-right nav) ===== */
.atelier-pill {
  position: fixed; top: 48px; right: 24px; z-index: 1100;
  display: flex; align-items: center; gap: 18px; padding: 12px 22px; border-radius: 999px;
  border: 1px solid rgba(94,214,200,0.22); background: rgba(5,12,16,0.75);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 10px 36px rgba(0,0,0,0.55);
}
.atelier-pill a,
.atelier-pill button {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.2em; font-weight: 700;
  color: #F3FAFB; text-decoration: none; text-transform: uppercase;
  cursor: pointer; background: transparent; border: none; transition: color 0.2s;
}
.atelier-pill a:hover,
.atelier-pill button:hover { color: var(--teal); }
.atelier-pill .sep { width: 1px; height: 14px; background: rgba(255,255,255,0.18); }
.atelier-pill .cart-btn {
  display: flex; align-items: center; gap: 8px; padding: 6px 14px;
  background: rgba(94,214,200,0.14); border: 1px solid var(--teal);
  border-radius: 999px; color: var(--teal);
}
.atelier-pill .cart-btn:hover { background: rgba(94,214,200,0.24); }

@media (max-width: 760px) {
  .atelier-mark-text { display: none; }
  .atelier-pill { padding: 10px 14px; gap: 12px; }
  .atelier-pill .sep { display: none; }
  .atelier-pill a,
  .atelier-pill button { font-size: 0.6rem; letter-spacing: 0.14em; }
}
/* 375px (iPhone SE / 13 mini): atelier-pill stays compact but font bumped past
   the 10px legibility floor (was 8px) + padding bumped for ~36px tap height.
   Re-audit important #8 (2026-05-31): 0.5rem was below WCAG-recommended floor. */
@media (max-width: 420px) {
  .atelier-pill { padding: 10px 11px; gap: 6px; right: 12px; top: 40px; }
  .atelier-pill a,
  .atelier-pill button { font-size: 0.62rem; letter-spacing: 0.08em; }
  .atelier-pill .cart-btn { padding: 8px 11px; }
  .atelier-mark { left: 12px; top: 40px; }
  .atelier-mark-img { width: 32px; height: 32px; }
}
/* Stats-strip 3-col grid collapses to 2 then 1 — matches sibling grids in about.html */
@media (max-width: 720px) { .stats-strip { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .stats-strip { grid-template-columns: 1fr; } }

/* ===== Age gate ===== */
.age-gate {
  position: fixed; inset: 0; z-index: 3000;
  background: rgba(2,6,9,0.94); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  display: none; align-items: center; justify-content: center; padding: 24px;
}
.age-gate.show { display: flex; }
.age-box {
  max-width: 420px; text-align: center;
  background: linear-gradient(180deg, rgba(10,24,32,0.98), rgba(6,15,20,0.99));
  border: 1px solid var(--border-h); border-radius: 14px;
  padding: 38px 32px; box-shadow: 0 40px 110px rgba(0,0,0,0.7);
}
.age-logo { width: 62px; height: 62px; margin-bottom: 14px; }
.age-box h2 {
  font-family: var(--display); font-size: 1.9rem;
  letter-spacing: 0.03em; margin-bottom: 10px;
}
.age-box p { font-size: 0.9rem; color: var(--muted); line-height: 1.6; margin-bottom: 18px; }
.age-btns { display: flex; flex-direction: column; gap: 10px; }
.age-yes {
  padding: 15px; background: var(--teal); color: #03171A; border: none;
  border-radius: 7px; font-family: var(--sans); font-weight: 800;
  font-size: 0.95rem; letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer;
}
.age-no {
  padding: 12px; color: var(--muted2); text-decoration: none;
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase;
}
.age-fine {
  font-family: var(--mono); font-size: 0.62rem !important;
  color: var(--muted2) !important; margin-top: 14px !important; line-height: 1.5 !important;
}

/* ===== Footer (canonical — from about.html Phase 3.3) ===== */
.footer { border-top: 1px solid var(--border); padding: 48px 24px 28px; }
.footer-trust {
  display: flex; align-items: center; justify-content: center; gap: 0;
  padding: 18px 0; margin-bottom: 28px; border-bottom: 1px solid var(--border);
  flex-wrap: wrap; background: rgba(94,214,200,0.015);
}
.footer-trust-item {
  display: flex; align-items: center; gap: 8px; padding: 8px 28px;
  font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted); border-right: 1px solid var(--border);
}
.footer-trust-item:last-child { border-right: none; }
.footer-trust-item svg { width: 13px; height: 13px; stroke: var(--teal); fill: none; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  max-width: 1200px; margin: 0 auto;
}
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
footer h4 {
  font-family: var(--display); font-size: 0.8rem; letter-spacing: 0.14em;
  text-transform: uppercase; margin-bottom: 16px; color: var(--text);
}
.footer p,
footer a { font-size: 0.78rem; color: var(--muted); line-height: 1.85; }
footer a { display: block; margin-bottom: 6px; text-decoration: none; transition: color 0.2s; }
footer a:hover { color: var(--teal); }
.footer-brand p { max-width: 240px; margin-bottom: 16px; }
.footer-bottom {
  max-width: 1200px; margin: 40px auto 0; padding-top: 20px;
  border-top: 1px solid var(--border);
}
.footer-bottom p { font-size: 0.65rem; color: var(--muted2); line-height: 1.8; text-align: center; }
@media (max-width: 700px) {
  .footer-trust-item { border-right: none; padding: 6px 14px; }
}

/* ===== Accessible keyboard focus (canonical, all chrome) =====
   Keyboard users had no visible focus on the nav pill, footer, or age gate.
   Outline-only (no layout shift); :focus-visible keeps it mouse-quiet. */
.atelier-pill a:focus-visible,
.atelier-pill button:focus-visible,
.atelier-pill .cart-btn:focus-visible,
.atelier-mark:focus-visible,
.footer a:focus-visible,
footer a:focus-visible,
.age-yes:focus-visible,
.age-no:focus-visible,
.founder-tg-btn:focus-visible,
.btn-primary:focus-visible,
.btn-outline:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ====== Phase 3.5 glossary tooltip system ====== */
.gloss {
  cursor: help;
  border-bottom: 1px dotted var(--teal);
  text-decoration: none;
  color: inherit;
  outline: none;
}
.gloss:hover,
.gloss:focus {
  color: var(--teal);
  border-bottom-color: var(--teal);
}
.gloss:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
  border-radius: 2px;
}

.gloss-tip {
  position: fixed;
  z-index: 10000;
  max-width: 320px;
  padding: 12px 14px;
  background: var(--bg2, #0A1820);
  border: 1px solid var(--teal);
  border-radius: 4px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.55), 0 0 24px rgba(94,214,200,0.12);
  font-family: var(--sans);
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--text);
  display: none;
  pointer-events: auto;
}
.gloss-tip[aria-hidden="false"] { display: block; }
.gloss-tip strong {
  display: block;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 6px;
}
.gloss-tip span { display: block; }

@media (max-width: 480px) {
  .gloss-tip {
    max-width: calc(100vw - 24px);
    font-size: 0.82rem;
  }
}
/* ====== end Phase 3.5 glossary ====== */