/* ---------- Tokens ---------- */
:root {
  --paper: #e3e3e1;
  --paper-2: #ececea;
  --white: #fbfbfa;
  --ink: #1c1c1c;
  --ink-2: #6b6b69;
  --rule: #9a9a98;
  --bg: #2f2f2f;
  --bg-2: #262626;
  --accent: #b5532f; /* muted terracotta, from the red stair in the references */
  --sans: "Helvetica Neue", "Inter", "Roboto", Arial, sans-serif;
  --gutter: clamp(20px, 5vw, 72px);
  --grain: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='300'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 .3  0 0 0 0 .3  0 0 0 0 .3  0 0 0 .22 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  font-weight: 300;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ---------- Shared type ---------- */
.eyebrow, .nav a, .tracked {
  text-transform: uppercase;
  letter-spacing: .32em;
  font-weight: 400;
  font-size: .72rem;
}
h1, h2, h3 { font-weight: 300; text-transform: uppercase; letter-spacing: .28em; }
h1 { font-size: clamp(1.8rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.1rem, 2vw, 1.5rem); }
.rule { border: 0; border-top: 1px solid var(--rule); }
.rule.dark { border-color: var(--ink); }

/* ---------- Header / nav ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 20;
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px var(--gutter);
  color: var(--paper);
  mix-blend-mode: difference;
  transition: background-color .35s ease, box-shadow .35s ease, backdrop-filter .35s ease;
}
.brand { text-transform: uppercase; letter-spacing: .4em; font-size: .78rem; font-weight: 400; }
.nav { display: flex; gap: clamp(16px, 3vw, 40px); }
.nav a { position: relative; padding-bottom: 4px; }
.nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 0;
  background: currentColor; transition: width .3s ease;
}
.nav a:hover::after, .nav a[aria-current="page"]::after { width: 100%; }

/* ---------- Light pages ---------- */
body.light { background: var(--paper); }
body.light .site-header { color: var(--ink); mix-blend-mode: normal; }
body.light::before {
  content: ""; position: fixed; inset: 0; background: var(--grain); opacity: .5; pointer-events: none; z-index: 0;
}
main { position: relative; z-index: 1; }

/* ---------- Home ---------- */
.hero {
  min-height: min(100vh, 820px); display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: center;
  padding: 120px var(--gutter) 80px;
  background: var(--paper) var(--grain);
}
.hero h1 { font-size: clamp(2rem, 5.2vw, 4.2rem); line-height: 1.15; letter-spacing: .2em; }
.hero .role { margin-top: 20px; color: var(--ink-2); }
.hero .lede { margin-top: 28px; max-width: 52ch; color: var(--ink-2); border-top: 1px solid var(--rule); padding-top: 22px; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.hero .actions .cta { margin-top: 0; }
.cta.solid { background: var(--ink); color: var(--paper); }
.cta.solid:hover { background: var(--accent); border-color: var(--accent); }
.book-card { justify-self: center; display: block; width: min(380px, 80%); aspect-ratio: 520 / 700; background: var(--paper) var(--grain); box-shadow: 0 30px 60px rgba(0,0,0,.28), 0 2px 0 #fff inset; transform: rotate(-2deg); transition: transform .4s ease, box-shadow .4s ease; position: relative; border-left: 6px solid #cfcfcd; container-type: inline-size; }
.book-card:hover { transform: rotate(0deg) translateY(-6px); box-shadow: 0 40px 70px rgba(0,0,0,.34); }
.book-card svg { position: absolute; left: 10%; top: 38%; width: 80%; }
.book-card .t { position: absolute; left: 14%; top: 60%; font-size: 6.4cqw; white-space: nowrap; letter-spacing: .06em; text-transform: uppercase; color: #7a7a78; font-weight: 400; }
.book-card .n { position: absolute; left: 14%; top: 67%; padding-top: 6px; border-top: 1px solid var(--rule); width: 44%; font-size: 3cqw; white-space: nowrap; color: #888; letter-spacing: .06em; }
.book-card .o { position: absolute; right: 10%; bottom: 6%; font-size: 2.6cqw; white-space: nowrap; color: #8a8a88; letter-spacing: .14em; text-transform: uppercase; }
@media (max-width: 860px) { .hero { grid-template-columns: 1fr; padding-top: 110px; } .book-card { order: -1; width: min(260px, 60%); } }

.snapshot { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(24px, 4vw, 64px); margin-top: 28px; }
.snapshot h2 { font-size: .8rem; margin-bottom: 14px; padding-bottom: 12px; border-bottom: 1px solid var(--ink); }
@media (max-width: 800px) { .snapshot { grid-template-columns: 1fr; } }
.more { display: inline-block; margin-top: 24px; border-bottom: 1px solid var(--ink); padding-bottom: 4px; }
.more:hover { color: var(--accent); border-color: var(--accent); }
.cta {
  display: inline-block; margin-top: 44px; padding: 14px 28px;
  border: 1px solid var(--ink); color: var(--ink);
  transition: background .25s, color .25s;
}
.cta:hover { background: var(--ink); color: var(--paper); }

.section { padding: 72px var(--gutter) 24px; position: relative; z-index: 1; }
.section:last-of-type { padding-bottom: 72px; }
.section.dark { background: var(--bg); color: var(--paper); }
.projects { display: grid; grid-template-columns: 1fr; margin-top: 0; }
.project-row {
  display: grid; grid-template-columns: 3rem 1fr auto auto; gap: 24px; align-items: baseline;
  padding: 16px 0; border-bottom: 1px solid var(--rule);
  transition: padding .25s, color .25s;
}
.project-row:hover { padding-left: 14px; color: var(--accent); }
.project-row .n, .project-row .pgno { color: var(--ink-2); font-size: .85rem; }
.project-row .tags { color: var(--ink-2); font-size: .8rem; }
@media (max-width: 700px) { .project-row { grid-template-columns: 2rem 1fr auto; } .project-row .tags { display: none; } }

/* ---------- About / Contact ---------- */
.page { padding: 140px var(--gutter) 100px; max-width: 1200px; margin: 0 auto; }
.two-col { display: grid; grid-template-columns: 1fr 1.6fr; gap: clamp(32px, 6vw, 96px); margin-top: 48px; }
@media (max-width: 800px) { .two-col { grid-template-columns: 1fr; } }
.two-col h2 { margin-bottom: 18px; }
.stack > * + * { margin-top: 28px; }
.list { list-style: none; color: var(--ink-2); font-size: .92rem; }
.list li { padding: 7px 0; border-bottom: 1px solid #c9c9c7; }
.list strong { color: var(--ink); font-weight: 500; }
.contact-line { font-size: clamp(1.1rem, 3vw, 1.8rem); letter-spacing: .06em; border-bottom: 1px solid var(--ink); display: inline-block; }
.footer { padding: 28px var(--gutter); color: var(--ink-2); font-size: .75rem; letter-spacing: .2em; text-transform: uppercase; position: relative; z-index: 1; display: flex; justify-content: space-between; }

/* ---------- Portfolio (book) ---------- */
body.book-page .site-header { mix-blend-mode: normal; }
body.book-page { background: radial-gradient(ellipse at center, var(--bg) 0%, var(--bg-2) 100%); height: 100vh; overflow: hidden; }
.stage { height: 100vh; display: grid; place-items: center; padding: 70px 20px 90px; }
.book-wrap { width: min(calc((100vh - 170px) * 1.4857), 100%); }
#book { box-shadow: 0 20px 50px rgba(0,0,0,.45); }
.controls {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 22px; align-items: center; color: var(--paper);
  font-size: .75rem; letter-spacing: .25em; text-transform: uppercase;
}
.controls button {
  background: none; border: 1px solid #777; color: inherit; width: 40px; height: 40px;
  cursor: pointer; font: inherit; transition: background .2s, border-color .2s;
}
.controls button:hover { background: #444; border-color: var(--paper); }
.controls .count { min-width: 90px; text-align: center; }
.hint { position: fixed; right: var(--gutter); bottom: 30px; color: #8a8a88; font-size: .7rem; letter-spacing: .2em; text-transform: uppercase; }
@media (max-width: 700px) { .hint { display: none; } }

/* ---------- Book pages ---------- */
.pg { position: absolute; inset: 0; background: var(--white); overflow: hidden; color: var(--ink); contain: paint; backface-visibility: hidden; container-type: inline-size; }
.pg img.full { width: 100%; height: 100%; object-fit: contain; }
.pg.paper { background: var(--paper); }
.pg.paper { background: var(--paper) var(--grain); }
.pg .inner { position: absolute; inset: 0; padding: 9% 9% 11%; display: flex; flex-direction: column; }
.pg .folio {
  position: absolute; bottom: 4%; left: 8%; right: 8%;
  display: flex; font-size: clamp(5px, .9vw, 9px); letter-spacing: .12em; color: var(--ink-2); text-transform: uppercase;
}
.pg .folio.r { justify-content: flex-end; }
.pg .folio span + span::before { content: "|"; margin: 0 .8em; }

/* cover */
.pg.cover .inner { justify-content: center; }
.pg.cover .elev { width: 74%; margin-left: 4%; }
.pg.cover .title { margin: 4% 0 0 8%; font-size: clamp(14px, 3.4vw, 34px); letter-spacing: .06em; text-transform: uppercase; color: #7a7a78; font-weight: 400; }
.pg.cover .name { margin: 1% 0 0 8%; padding-top: 1.5%; border-top: 1px solid var(--rule); width: 36%; font-size: clamp(7px, 1.2vw, 12px); color: #888; letter-spacing: .06em; }
.pg.cover .sel { position: absolute; right: 10%; bottom: 7%; text-align: right; font-size: clamp(6px, 1.1vw, 11px); color: #888; line-height: 1.4; }

/* contents */
.pg h4 { font-weight: 400; text-transform: uppercase; letter-spacing: .3em; font-size: clamp(8px, 1.6vw, 14px); padding-bottom: 3%; border-bottom: 2px solid var(--ink); margin-bottom: 6%; }
.toc { list-style: none; font-size: clamp(5.5px, 1vw, 10px); }
.toc li { display: flex; justify-content: space-between; padding: 1.4% 0; }
.toc small { display: block; color: var(--ink-2); font-size: .88em; padding-left: 1em; }
.toc b { font-weight: 400; }

/* project placeholder layouts */
.ph { background: #ebebe9; border: 1px solid #d0d0ce; display: grid; place-items: center; color: #9a9a98; font-size: clamp(5px, .9vw, 9px); letter-spacing: .2em; text-transform: uppercase; }
.ph.drawing { background: #fff; border: 0; border-bottom: 1px solid var(--rule); }
.grid-a { display: grid; gap: 3%; flex: 1; grid-template-rows: 2.2fr 1fr 1fr; grid-template-columns: 1fr 1fr; }
.grid-a .wide { grid-column: 1 / -1; }
.grid-b { display: grid; gap: 4%; flex: 1; grid-template-rows: 1fr 1fr; }
.caption { text-align: center; font-size: clamp(5px, .9vw, 9px); letter-spacing: .12em; text-transform: uppercase; margin-top: 1.5%; }
.blurb h5 { font-weight: 400; text-transform: uppercase; letter-spacing: .1em; font-size: clamp(7px, 1.2vw, 12px); }
.blurb p { font-style: italic; color: var(--ink-2); font-size: clamp(5px, .95vw, 9.5px); margin-top: 2%; line-height: 1.5; }

/* section opener */
.pg.opener .inner { justify-content: flex-end; }
.pg.opener .num { font-size: clamp(30px, 8vw, 80px); font-weight: 200; color: #b8b8b6; line-height: 1; }
.pg.opener h3 { margin-top: 4%; font-size: clamp(9px, 1.8vw, 18px); }
.pg.opener p { margin-top: 3%; color: var(--ink-2); font-size: clamp(5px, 1vw, 10px); max-width: 80%; }

/* résumé page (sizes scale with the page via container units) */
.pg.resume .inner { padding: 7% 7% 6%; font-size: 1.86cqw; }
.pg.resume h1.nm { font-size: 5cqw; letter-spacing: .16em; font-weight: 400; line-height: 1.1; white-space: nowrap; }
.pg.resume .role { font-size: 2.1cqw; letter-spacing: .3em; text-transform: uppercase; margin-top: 1.6cqw; font-weight: 400; }
.pg.resume .hr { border-top: 1px solid var(--rule); margin: 1.8cqw 0; }
.pg.resume .sum { color: var(--ink-2); line-height: 1.45; }
.pg.resume .sum b { color: var(--ink); font-weight: 600; }
.pg.resume .cols { display: grid; grid-template-columns: 35% 1fr; flex: 1; min-height: 0; }
.pg.resume .col-l { padding-right: 3cqw; }
.pg.resume .col-r { padding-left: 3cqw; border-left: 1px solid var(--rule); }
.pg.resume h6 { font-size: 2.3cqw; letter-spacing: .26em; text-transform: uppercase; font-weight: 400; margin: 0 0 1.2cqw; }
.pg.resume section + section { margin-top: 2.2cqw; padding-top: 2cqw; border-top: 1px solid var(--rule); }
.pg.resume p, .pg.resume li { color: var(--ink-2); line-height: 1.36; }
.pg.resume .b { color: var(--ink); font-weight: 600; }
.pg.resume .contact p { margin-bottom: .4cqw; word-break: break-all; }
.pg.resume .job { margin-bottom: 1.6cqw; }
.pg.resume .job .h { color: var(--ink); font-weight: 600; }
.pg.resume .job .d { color: var(--ink-2); font-weight: 400; font-size: .95em; }
.pg.resume ul { padding-left: 2.6cqw; }
.pg.resume .comp { columns: 2; column-gap: 2cqw; }
.pg.resume .ach { margin-top: 1.2cqw; }
.pg.resume .edu + .edu { margin-top: 1.2cqw; }

/* ---------- Scroll button (home) ---------- */
.scroll-btn {
  position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%); z-index: 15;
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center; cursor: pointer;
  background: rgba(227,227,225,.85); color: var(--ink); border: 1px solid var(--ink);
  backdrop-filter: blur(4px);
  transition: background .25s, color .25s, transform .3s;
}
.scroll-btn:hover { background: var(--ink); color: var(--paper); }
.scroll-btn svg { transition: transform .3s ease; animation: nudge 2.2s ease-in-out infinite; }
.scroll-btn.up svg { transform: rotate(180deg); animation: none; }
@keyframes nudge { 0%, 70%, 100% { transform: translateY(0); } 85% { transform: translateY(3px); } }
@media (prefers-reduced-motion: reduce) { .scroll-btn svg { animation: none; } html { scroll-behavior: auto; } }

/* ---------- Work-in-progress tags (toggle with `wip` in js/pages.js) ---------- */
[hidden] { display: none !important; }
.wip-tag { margin-left: 14px; padding: 3px 10px; border: 1px solid var(--accent); color: var(--accent); font-size: .62rem; letter-spacing: .25em; white-space: nowrap; }
.wip-chip {
  margin: 0 auto 0 22px; /* sits right after the name; auto right margin pushes the nav to the far side */
  padding: 5px 12px; border: 1px solid var(--accent); color: var(--accent);
  font-size: .62rem; letter-spacing: .26em; text-transform: uppercase; white-space: nowrap;
}
/* Portfolio page: centered, solid color, text knocked out (built in js/site.js) */
.wip-chip.solid { position: absolute; left: 50%; top: 21px; transform: translateX(-50%); margin: 0; padding: 0; border: 0; background: none; }
.wip-chip.solid { display: inline-block; }
.wip-chip.solid .wip-sizer { display: block; visibility: hidden; padding: 8px 18px; font: 500 10.5px/12px "Helvetica Neue", Inter, Roboto, Arial, sans-serif; letter-spacing: 2.8px; white-space: nowrap; }
.wip-chip.solid svg { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
@media (max-width: 1150px) {
  .wip-chip.solid { top: 62px; }
  body.book-page .stage { padding-top: 110px; }
}
@media (max-width: 1000px) {
  .wip-chip:not(.solid) { position: fixed; top: 62px; left: var(--gutter); margin: 0; background: rgba(227,227,225,.9); }
}

/* Header gets a paper-colored background once the page is scrolled (light pages only) */
body.light .site-header.scrolled {
  background-color: rgba(227, 227, 225, .97);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 var(--rule);
}


/* ---------- Hamburger button (shown on phones only) ---------- */
.menu-btn { display: none; }

/* ---------- Phones / narrow screens ---------- */
@media (max-width: 800px) {
  /* Header: name + menu button on row 1, chip on row 2, links (when open) on row 3 */
  .site-header { display: grid; grid-template-columns: 1fr auto; align-items: center; row-gap: 0; padding: 12px var(--gutter) 12px; }
  .brand { grid-area: 1 / 1; font-size: .68rem; letter-spacing: .26em; white-space: nowrap; }
  .menu-btn {
    grid-area: 1 / 2; display: grid; place-content: center; gap: 6px; width: 44px; height: 44px; margin-right: -10px;
    background: none; border: 0; color: inherit; cursor: pointer; -webkit-tap-highlight-color: transparent;
  }
  .menu-btn span { display: block; width: 24px; height: 1.5px; background: currentColor; transition: transform .25s ease, opacity .2s ease; }
  .site-header.menu-open .menu-btn span:nth-child(1) { transform: translateY(3.75px) rotate(45deg); }
  .site-header.menu-open .menu-btn span:nth-child(2) { transform: translateY(-3.75px) rotate(-45deg); }

  .wip-chip, .wip-chip:not(.solid) {
    grid-area: 2 / 1 / 3 / 3; justify-self: center; position: static !important; transform: none !important;
    margin: 6px 0 0 !important; font-size: .56rem; letter-spacing: .18em; padding: 4px 10px; background: none;
  }
  .wip-chip.solid { position: relative !important; left: auto !important; top: auto !important; padding: 0; }

  .nav { grid-area: 3 / 1 / 4 / 3; display: none; flex-direction: column; gap: 0; padding: 8px 0 6px; }
  .site-header.menu-open .nav { display: flex; }
  .nav a { padding: 15px 0; font-size: .78rem; letter-spacing: .3em; border-top: 1px solid rgba(128,128,128,.35); width: 100%; }
  .nav a::after { display: none; }
  .nav a[aria-current="page"] { color: var(--accent); }
  body.book-page .nav a[aria-current="page"] { color: #e08a66; }
  body.light .site-header.menu-open { background-color: var(--paper); box-shadow: 0 1px 0 var(--rule); }
  body.book-page .site-header.menu-open { background-color: #262626; box-shadow: 0 1px 0 #444; }

  /* Room under the taller header */
  .hero { padding-top: 140px; }
  .page { padding-top: 150px; }
  .scroll-btn { display: none; } /* people just swipe on a phone; it also covered the hero text */

  /* Portfolio: book fills the width, controls sit BELOW it and clear Safari's bottom toolbar */
  body.book-page { height: auto; min-height: 100dvh; overflow-y: auto; }
  .stage { height: auto; display: block; padding: 124px 16px 0; }
  .book-wrap { width: 100%; }
  .controls {
    position: static; transform: none; justify-content: center; gap: 18px; margin: 22px auto 0;
    padding-bottom: calc(120px + env(safe-area-inset-bottom));
  }
  .controls button { width: 56px; height: 56px; font-size: 1.2rem; background: #3a3a3a; border-color: #8a8a88; }
  .controls button:active { background: #555; }
  .controls .count { min-width: 80px; font-size: .8rem; }
  #full, .hint { display: none; } /* iPhone Safari has no fullscreen API */
}

/* Portfolio page (only scrolls on phones): same idea, dark to match the page */
body.book-page .site-header.scrolled {
  background-color: rgba(38, 38, 38, .97);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 #444;
}