/* RVFoundry — the visitor site. The editor adds editor.css on top. */

:root {
  --bg: #f7f3ec;
  --bg-2: #efe8dc;
  --card: #fffdf9;
  --ink: #1d1915;
  --ink-2: #4a433b;
  --muted: #857a6d;
  --line: #e4dacb;
  --line-2: #cfc1ad;
  --shadow: 0 1px 2px rgb(52 36 18 / 6%), 0 12px 32px -18px rgb(52 36 18 / 28%);
  --accent: #e0602b;
  --accent-ink: #fff;
  --accent-soft: color-mix(in oklab, var(--accent) 14%, transparent);
  --glow: color-mix(in oklab, var(--accent) 60%, #ffc46b);
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", system-ui, sans-serif;
  --wrap: 1180px;
  --gutter: clamp(20px, 4vw, 40px);
  --ed-top: 0px;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #13110f;
  --bg-2: #1a1714;
  --card: #1d1a16;
  --ink: #f3ece2;
  --ink-2: #cdc3b6;
  --muted: #968b7e;
  --line: #2d2822;
  --line-2: #433b32;
  --shadow: 0 1px 2px rgb(0 0 0 / 30%), 0 16px 40px -20px rgb(0 0 0 / 70%);
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    --bg: #13110f;
    --bg-2: #1a1714;
    --card: #1d1a16;
    --ink: #f3ece2;
    --ink-2: #cdc3b6;
    --muted: #968b7e;
    --line: #2d2822;
    --line-2: #433b32;
    --shadow: 0 1px 2px rgb(0 0 0 / 30%), 0 16px 40px -20px rgb(0 0 0 / 70%);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.65 var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { color: inherit; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-family: var(--font-display); font-weight: 560; letter-spacing: -0.015em; line-height: 1.08; text-wrap: balance; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
::selection { background: color-mix(in oklab, var(--accent) 30%, transparent); }

.wrap { width: 100%; max-width: calc(var(--wrap) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }

.ico { width: 1em; height: 1em; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }

/* ---------- buttons & links ---------- */

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px; border-radius: 999px;
  border: 1px solid var(--line-2); background: transparent; color: var(--ink);
  font: 600 15px/1.2 var(--font-body); text-decoration: none; cursor: pointer;
  transition: background .2s, border-color .2s, transform .2s, color .2s;
}
.btn:hover { border-color: var(--ink); transform: translateY(-1px); }
.btn-primary { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.btn-primary:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn-sm { padding: 7px 14px; font-size: 14px; }
.btn .ico { font-size: 14px; opacity: .7; }

.links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }

/* ---------- header ---------- */

.site-header {
  position: sticky; top: var(--ed-top); z-index: 20;
  background: color-mix(in oklab, var(--bg) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
.is-scrolled .site-header { border-bottom-color: var(--line); }
.header-in { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 68px; }

.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 650 19px/1 var(--font-display); letter-spacing: -0.01em; }
.mark { width: 30px; height: 30px; flex: none; }
.mark-ring { fill: none; stroke: var(--ink); stroke-width: 2.6; stroke-linecap: round; }
.mark-spark { fill: var(--accent); }

.site-nav { display: flex; gap: 4px; }
.nav-link { padding: 8px 14px; border-radius: 999px; font-size: 15px; font-weight: 500; color: var(--ink-2); text-decoration: none; transition: background .2s, color .2s; }
.nav-link:hover { background: var(--bg-2); color: var(--ink); }

/* ---------- hero ---------- */

.hero { display: grid; gap: 48px; align-items: center; padding-top: clamp(40px, 8vh, 96px); padding-bottom: 24px; }
.hero.has-photo { grid-template-columns: minmax(0, 1fr) auto; }
.hero-text { max-width: 900px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; margin-bottom: 22px;
  font-size: 13px; font-weight: 650; letter-spacing: .14em; text-transform: uppercase; color: var(--accent);
}
.eyebrow::before { content: ""; width: 28px; height: 2px; border-radius: 2px; background: currentColor; }
.hero-title { font-size: clamp(40px, 6.4vw, 86px); font-weight: 520; line-height: 1.02; letter-spacing: -0.03em; }
.hero-intro { margin-top: 26px; max-width: 640px; font-size: clamp(17px, 1.6vw, 20px); color: var(--ink-2); }
.hero-intro p + p { margin-top: 12px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }

.hero-photo { margin: 0; width: clamp(180px, 22vw, 280px); aspect-ratio: 1; border-radius: 50%; overflow: hidden; background: var(--bg-2); box-shadow: 0 0 0 8px var(--bg), 0 0 0 9px var(--line-2); }
.hero-photo img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- section heads ---------- */

section { scroll-margin-top: calc(var(--ed-top) + 72px); }

.sec-head { position: relative; display: flex; align-items: flex-start; gap: 20px; margin-bottom: 36px; }
.sec-num { flex: none; margin-top: 10px; font: 600 13px/1 var(--font-body); letter-spacing: .1em; color: var(--accent); }
.sec-num::after { content: ""; display: inline-block; width: 24px; height: 1px; margin-left: 10px; vertical-align: middle; background: var(--line-2); }
.sec-titles { flex: 1; min-width: 0; }
.sec-title { font-size: clamp(30px, 4vw, 48px); }
.sec-sub { margin-top: 10px; max-width: 620px; color: var(--muted); font-size: 17px; }
.sec-count { flex: none; font: 400 clamp(48px, 7vw, 88px)/0.9 var(--font-display); letter-spacing: -0.04em; color: transparent; -webkit-text-stroke: 1px var(--line-2); }

/* ---------- quick timeline (horizontal) ---------- */

.quick { padding: clamp(48px, 7vh, 80px) 0 clamp(56px, 9vh, 104px); }
.quick .sec-head { margin-bottom: 20px; }

.qt { position: relative; --qt-pad: calc(var(--gutter) + max(0px, (100vw - var(--wrap) - 2 * var(--gutter)) / 2)); }
.qt-scroller {
  position: relative; /* keeps anything positioned inside clipped by the scroller */
  overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x proximity; scroll-padding-inline: var(--qt-pad); scrollbar-width: none;
  padding: 18px 0 10px;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 var(--gutter), #000 calc(100% - 64px), transparent);
  mask-image: linear-gradient(90deg, transparent 0, #000 var(--gutter), #000 calc(100% - 64px), transparent);
  cursor: grab;
}
.qt-scroller::-webkit-scrollbar { display: none; }
.qt-scroller.is-dragging { cursor: grabbing; scroll-snap-type: none; }
.qt-scroller.is-dragging a { pointer-events: none; }
.qt-track {
  display: flex; list-style: none; margin: 0;
  padding: 0 var(--qt-pad);
  width: max-content;
}
.qt-track::after { /* "to be continued" */
  content: ""; align-self: flex-start; width: 140px; height: 2px; margin-top: 52px; flex: none;
  background: repeating-linear-gradient(90deg, var(--glow) 0 6px, transparent 6px 12px);
  -webkit-mask-image: linear-gradient(90deg, #000, transparent);
  mask-image: linear-gradient(90deg, #000, transparent);
}
.qt-node { flex: none; width: 210px; scroll-snap-align: start; }
.qt-link { display: block; padding-right: 22px; color: inherit; text-decoration: none; border-radius: 12px; }
a.qt-link:hover .qt-text { color: var(--ink); }
a.qt-link:hover .qt-dot { transform: scale(1.25); }

.qt-date { display: block; min-height: 32px; font: 560 22px/1.3 var(--font-display); letter-spacing: -0.01em; white-space: nowrap; }
.qt-rail { position: relative; display: block; height: 18px; margin: 10px 0 14px; }
.qt-rail::before { content: ""; position: absolute; left: 0; right: 0; top: 8px; height: 2px; background: var(--line-2); }
.qt-node.lit .qt-rail::before { background: linear-gradient(90deg, var(--accent), var(--glow)); }
.qt-node.k-setback .qt-rail::before { background: repeating-linear-gradient(90deg, var(--line-2) 0 6px, transparent 6px 12px); }
.qt-dot {
  position: absolute; left: 0; top: 0; width: 18px; height: 18px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--ink); transition: transform .25s;
}
.k-setback .qt-dot { border-color: var(--line-2); border-style: dashed; }
.k-turning .qt-dot { border-color: var(--accent); background: var(--accent); box-shadow: 0 0 0 6px var(--accent-soft), 0 0 22px 2px color-mix(in oklab, var(--accent) 45%, transparent); }
.k-launch .qt-dot { border-color: var(--accent); background: radial-gradient(circle, var(--accent) 0 4px, var(--bg) 4.5px); }
.qt-text { display: block; max-width: 180px; font-size: 15px; line-height: 1.45; color: var(--ink-2); transition: color .2s; }
.k-setback .qt-text, .k-setback .qt-date { color: var(--muted); }
/* In the quick timeline, inventions show as a row of icons (names are in the text). */
.qt .chips { margin-top: 12px; gap: 6px; }
.qt .chip { position: relative; padding: 0; border: 0; background: none; }
.qt .chip-icon { width: 28px; height: 28px; border-radius: 8px; box-shadow: 0 0 0 1px var(--line); }
.qt .chip-name { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.qt-empty { padding: 0 var(--gutter); color: var(--muted); }

.qt-arrow {
  position: absolute; top: 44px; z-index: 2; display: grid; place-items: center;
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--line-2); background: var(--card); color: var(--ink); box-shadow: var(--shadow);
  cursor: pointer; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s;
}
.qt-arrow svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.qt-arrow:hover { transform: scale(1.06); }
.qt-prev { left: max(8px, calc((100vw - var(--wrap)) / 2 - 56px)); }
.qt-next { right: max(8px, calc((100vw - var(--wrap)) / 2 - 56px)); }
.qt.can-prev .qt-prev, .qt.can-next .qt-next { opacity: 1; pointer-events: auto; }
@media (hover: none) { .qt-arrow { display: none; } }

/* ---------- invention chips ---------- */

.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 18px 0 0; padding: 0; }
.chip {
  display: inline-flex; align-items: center; gap: 8px; padding: 4px 12px 4px 4px;
  border: 1px solid var(--line); border-radius: 999px; background: var(--card);
  font-size: 14px; font-weight: 550; text-decoration: none; white-space: nowrap;
  transition: border-color .2s;
}
a.chip:hover { border-color: var(--accent); }
.chip-icon, .inv-icon { display: grid; place-items: center; overflow: hidden; flex: none; background: var(--c, var(--accent)); color: #fff; }
.chip-icon { width: 26px; height: 26px; border-radius: 8px; }
.chip-icon img, .inv-icon img { width: 100%; height: 100%; object-fit: cover; }
.chip-icon .mono { font: 650 13px/1 var(--font-display); }

/* ---------- story timeline (vertical) ---------- */

.story { padding: clamp(56px, 9vh, 112px) 0; background: var(--bg-2); }
.tl-wrap { position: relative; }
.tl { position: relative; list-style: none; margin: 0; padding: 12px 0; }
.tl-spine { position: absolute; top: 0; bottom: 0; left: 50%; width: 2px; margin-left: -1px; background: var(--line-2); border-radius: 2px; overflow: hidden; }
.tl-fill { position: absolute; left: 0; right: 0; top: 0; height: calc(var(--progress, 0) * 100%); background: linear-gradient(180deg, var(--accent), var(--glow)); }

.tl-item { position: relative; display: grid; grid-template-columns: 1fr 1fr; column-gap: 96px; padding: 36px 0; scroll-margin-top: calc(var(--ed-top) + 96px); }
.tl-date {
  grid-row: 1; align-self: start; padding-top: 4px;
  font: 450 clamp(40px, 5vw, 68px)/1 var(--font-display); letter-spacing: -0.035em; color: var(--ink);
}
.side-a .tl-date { grid-column: 1; text-align: right; }
.side-a .tl-card { grid-column: 2; }
.side-b .tl-date { grid-column: 2; }
.side-b .tl-card { grid-column: 1; grid-row: 1; }

.tl-dot {
  position: absolute; left: 50%; top: 52px; z-index: 1; width: 20px; height: 20px; margin-left: -10px; border-radius: 50%;
  background: var(--bg-2); border: 2px solid var(--line-2); transition: border-color .4s, background .4s, box-shadow .4s;
}
.tl-item.passed .tl-dot { border-color: var(--ink); }
.tl-item.k-launch.passed .tl-dot { border-color: var(--accent); background: radial-gradient(circle, var(--accent) 0 5px, var(--bg-2) 5.5px); }
.tl-item.k-turning .tl-dot { width: 26px; height: 26px; margin-left: -13px; top: 49px; }
.tl-item.k-turning.passed .tl-dot { border-color: var(--accent); background: var(--accent); box-shadow: 0 0 0 8px var(--accent-soft), 0 0 32px 4px color-mix(in oklab, var(--accent) 50%, transparent); }
.tl-item.k-setback .tl-dot { border-style: dashed; }

.tl-card { width: 100%; max-width: 520px; }
.side-b .tl-card { justify-self: end; }
.tl-kind { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; font-size: 12px; font-weight: 650; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.k-turning .tl-kind, .k-launch .tl-kind { color: var(--accent); }
.tl-title { font-size: clamp(26px, 2.6vw, 34px); }
.tl-body { margin-top: 14px; color: var(--ink-2); }
.tl-body p + p { margin-top: 12px; }
.tl-body strong { color: var(--ink); font-weight: 650; }
.tl-body a { color: var(--ink); text-decoration-color: var(--accent); text-underline-offset: 3px; }
.k-setback .tl-title, .k-setback .tl-date { color: var(--muted); }

.tl-figure { margin: 22px 0 0; }
.tl-figure img { width: 100%; border-radius: 16px; background: var(--line); box-shadow: var(--shadow); }
.tl-figure figcaption { margin-top: 10px; font-size: 14px; color: var(--muted); }

.tl-item:target .tl-title { text-decoration: underline; text-decoration-color: var(--accent); text-decoration-thickness: 3px; text-underline-offset: 6px; }

/* ---------- foundry (inventions) ---------- */

.foundry { padding: clamp(64px, 10vh, 120px) 0; }
.inv-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; list-style: none; margin: 0; padding: 0; }
.inv {
  position: relative; display: flex; flex-direction: column;
  padding: 24px; border-radius: 24px; background: var(--card); border: 1px solid var(--line);
  scroll-margin-top: calc(var(--ed-top) + 96px);
  transition: transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s, border-color .3s;
}
.inv:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--line-2); }
.inv:target { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.inv-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
.inv-icon { width: 64px; height: 64px; border-radius: 16px; box-shadow: inset 0 0 0 1px rgb(0 0 0 / 6%); }
.inv-icon .mono { font: 600 30px/1 var(--font-display); }
.inv-year { font: 500 15px/1 var(--font-body); color: var(--muted); font-variant-numeric: tabular-nums; }
.inv-name { font-size: 26px; }
.inv-type { margin-top: 6px; font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
.inv-tagline { margin-top: 12px; color: var(--ink-2); font-size: 16px; }
.inv .links { margin-top: auto; padding-top: 20px; }

/* ---------- contact & footer ---------- */

.contact { padding: clamp(64px, 10vh, 120px) 0; border-top: 1px solid var(--line); }
.contact-text { max-width: 700px; font: 400 clamp(22px, 2.6vw, 30px)/1.35 var(--font-display); letter-spacing: -0.01em; }
.contact-text p + p { margin-top: 12px; }
.contact-email { margin-top: 26px; font: 500 clamp(20px, 2.2vw, 26px)/1.3 var(--font-body); }
.contact-email a { text-decoration-color: var(--accent); text-underline-offset: 5px; text-decoration-thickness: 2px; }
.contact-email a:hover { color: var(--accent); }
.contact .links { margin-top: 24px; }

.site-footer { padding: 28px 0 40px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.footer-in { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }
.footer-top { text-decoration: none; }
.footer-top:hover { color: var(--ink); }

/* ---------- reveal on scroll (only when site.js runs) ---------- */

.js-reveal .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.7,.2,1); }
.js-reveal .reveal.in { opacity: 1; transform: none; }

/* ---------- draft preview & placeholder pages ---------- */

.preview-banner { position: sticky; top: 0; z-index: 50; padding: 10px 16px; text-align: center; font-size: 14px; background: var(--ink); color: var(--bg); }
.preview-banner a { color: inherit; font-weight: 650; }
.preview-banner ~ .site-header { top: 41px; }

body.soon { display: grid; min-height: 100vh; place-items: center; text-align: center; padding: 24px; }
body.soon main { display: grid; gap: 18px; justify-items: center; }
body.soon .brand { font-size: 28px; }
body.soon .mark { width: 44px; height: 44px; }
body.soon p { color: var(--muted); }

/* ---------- small screens ---------- */

@media (max-width: 860px) {
  .hero.has-photo { grid-template-columns: 1fr; }
  .hero-photo { order: -1; width: 128px; }
  .tl-spine { left: 10px; }
  .tl-item, .side-a, .side-b { grid-template-columns: 1fr; column-gap: 0; padding: 26px 0 26px 44px; }
  .side-a .tl-date, .side-b .tl-date, .side-a .tl-card, .side-b .tl-card { grid-column: 1; grid-row: auto; text-align: left; justify-self: start; }
  .tl-date { font-size: 34px; margin-bottom: 10px; padding-top: 0; }
  .tl-dot, .tl-item.k-turning .tl-dot { left: 11px; top: 32px; }
  .tl-item.k-turning .tl-dot { top: 29px; }
  .sec-count { display: none; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .header-in { height: 60px; }
  .site-nav .nav-link { padding: 8px 10px; font-size: 14px; }
  .brand { font-size: 17px; }
  .sec-head { flex-direction: column; gap: 10px; }
  .sec-num { margin-top: 0; }
  .qt-node { width: 180px; }
  .qt-text { max-width: 158px; }
}

@media (max-width: 420px) {
  .site-nav .nav-link:not(:last-child) { display: none; }
}