/* Components */

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--paper); }
.nav { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 24px; padding-block: 12px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-family: var(--font-display); font-weight: 600; letter-spacing: -0.01em; }
.monogram {
  font-family: var(--font-display); font-weight: 800;
  display: grid; place-items: center; width: 36px; height: 36px;
  background: var(--ink); color: var(--paper); border-radius: var(--radius);
  font-size: 0.8rem; font-weight: 400; letter-spacing: 0;
}
.nav-links { display: flex; flex-wrap: wrap; gap: 4px 20px; order: 3; width: 100%; font-size: var(--fs-small); }
.nav-links a { text-decoration: none; color: var(--muted); padding-block: 4px; }
.nav-links a:hover { color: var(--ink); }
.nav-cta { order: 2; }
@media (min-width: 860px) {
  .nav-links { order: 2; width: auto; }
  .nav-cta { order: 3; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px; border: 1px solid var(--ink); border-radius: var(--radius);
  font: inherit; font-size: 0.95rem; font-weight: 500; line-height: 1.2;
  text-decoration: none; cursor: pointer; background: transparent; color: var(--ink);
  transition: background .15s, color .15s, border-color .15s;
}
.btn:hover { background: var(--ink); color: var(--paper); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.btn-sm { padding: 8px 14px; font-size: var(--fs-small); }
.link-quiet { font-size: var(--fs-small); color: var(--muted); }

/* ---------- hero ---------- */
.hero { padding-block: clamp(48px, 8vw, 104px) clamp(64px, 9vw, 120px); }
.hero-name { font-family: var(--font-display); font-size: var(--fs-h3); font-weight: 600; }
.hero-line { font-family: var(--font-display); font-size: clamp(2.6rem, 1rem + 7.4vw, 6.5rem); font-weight: 800; letter-spacing: -0.045em; line-height: 0.98; margin-top: 24px; text-wrap: balance; }
.hero-line em { font-style: normal; color: var(--accent); }
.hero-row { display: grid; gap: 48px; margin-top: clamp(40px, 6vw, 72px); align-items: center; }
@media (min-width: 900px) { .hero-row { grid-template-columns: 1fr 1.1fr; gap: 72px; } }
.hero-caption { color: var(--ink); font-weight: 500; }
.hero-intro { margin-top: 16px; max-width: 52ch; color: var(--ink); }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 20px; margin-top: 32px; }

/* ---------- diagrams ---------- */
.diagram { width: 100%; height: auto; color: var(--ink); }
.diagram text { font-family: var(--font-ui); fill: currentColor; }
.diagram text[font-weight="500"] { font-family: var(--font-display); font-weight: 600; }
.diagram .node { fill: var(--paper); }
.diagram .node-key { fill: var(--accent); }
.diagram .t-key { fill: var(--accent-ink); }
.diagram .t-sub { fill: var(--muted); }
.diagram .t-key-sub { fill: var(--accent-ink); opacity: .9; }
.diagram .link { fill: none; stroke: var(--ink); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.diagram .link-key { stroke: var(--accent); }
.diagram .head { fill: var(--ink); }
.diagram .head-key { fill: var(--accent); }
.hero-work { display: grid; gap: 12px; }
.hero-work a:not(figcaption a) { display: block; aspect-ratio: 5 / 4; overflow: hidden; border-radius: var(--radius); background: var(--paper-2); }
.hero-work img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .3s; }
.hero-work a:hover img { transform: scale(1.02); }
.hero-work figcaption { color: var(--muted); font-size: var(--fs-small); }
.process-diagram { background: var(--paper-2); border-radius: var(--radius); padding: clamp(16px, 3vw, 32px); margin-top: 48px; }
.process-diagram .node { fill: var(--paper); }

/* ---------- work rows ---------- */
.work-list { display: grid; gap: 8px; }
.work-row {
  display: grid; gap: 12px 24px; padding: 28px 24px;
  background: var(--paper-2); border-radius: var(--radius); text-decoration: none; color: inherit;
}
@media (min-width: 800px) { .work-row { grid-template-columns: 120px 1.2fr 1.4fr 32px; align-items: baseline; } }
.work-row h3 { font-size: var(--fs-h3); }
.work-row:hover h3 { color: var(--accent); }
.work-row .arrow { color: var(--muted); transition: transform .15s, color .15s; }
.work-row:hover .arrow { transform: translateX(4px); color: var(--accent); }
.meta { display: grid; gap: 4px; font-size: var(--fs-small); color: var(--muted); }
.meta b { font-size: var(--fs-mono); font-weight: 400; color: var(--ink); margin-right: 8px; }
.work-more { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: baseline; font-size: var(--fs-small); color: var(--muted); }
.tag { font-size: var(--fs-small); background: var(--paper-2); border-radius: 999px; padding: 4px 12px; color: var(--muted); }

/* ---------- AI process ---------- */
.manifesto { font-size: clamp(1.25rem, 1.05rem + 1vw, 1.75rem); line-height: 1.35; letter-spacing: -0.015em; max-width: 30em; }
.steps { display: grid; gap: 8px; margin-top: 8px; }
@media (min-width: 800px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.steps li { padding: 24px; background: var(--paper-2); border-radius: var(--radius); }
.steps h3 { margin: 0 0 8px; }
.steps p { color: var(--ink); font-size: var(--fs-body); }

/* ---------- timeline & certs ---------- */
.timeline { margin-left: 4px; }
.timeline li { position: relative; padding: 0 0 36px 28px; }
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before { content: ""; position: absolute; left: -5px; top: 8px; width: 9px; height: 9px; background: var(--ink); border-radius: 50%; }
.timeline li:first-child::before { background: var(--accent); border-color: var(--accent); }
.timeline time { display: block; margin-bottom: 4px; }
.timeline p { color: var(--muted); margin-top: 6px; max-width: 60ch; }
.subhead { margin: 64px 0 20px; }
.certs { display: grid; gap: 8px; }
.cert { display: grid; gap: 4px 24px; padding: 16px 20px; background: var(--paper-2); border-radius: var(--radius); }
@media (min-width: 700px) { .cert { grid-template-columns: 1.6fr 1fr 1fr 80px; align-items: baseline; } }
.cert strong { font-weight: 500; }
.cert span { color: var(--muted); font-size: var(--fs-small); }

/* ---------- teaching ---------- */
.facts { display: grid; gap: 8px; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 900px) { .facts { grid-template-columns: repeat(4, 1fr); } }
.facts > div { display: flex; flex-direction: column; justify-content: space-between; gap: 20px; min-height: 180px; padding: 24px; background: var(--paper-2); border-radius: var(--radius); }
.fact-l { color: var(--muted); font-size: var(--fs-small); max-width: 18ch; }
.fact-n { margin: 0; font-family: var(--font-display); font-weight: 800; font-size: clamp(3rem, 2rem + 4vw, 5.5rem); line-height: 1; letter-spacing: -0.04em; color: var(--accent); }
.facts-note { margin-top: 16px; color: var(--muted); }
.cards { display: grid; gap: 8px; margin-top: 8px; align-items: stretch; }
@media (min-width: 700px) { .cards { grid-template-columns: repeat(2, 1fr); } }
.card { border-radius: var(--radius); padding: 20px; display: grid; gap: 8px; align-content: start; background: var(--paper-2); }
.card p { color: var(--muted); font-size: var(--fs-body); }
.card .tag { justify-self: start; }
.card-preview { display: block; aspect-ratio: 4 / 3; overflow: hidden; border-radius: 2px; background: var(--paper); }
.card-preview img { width: 100%; height: 100%; object-fit: cover; object-position: top; }

/* ---------- logic room ---------- */
.lr-grid { display: grid; gap: 16px; }
.lr-col { display: contents; }               /* phones: one stack, order set below */
.lr-follow { order: 3; }
@media (min-width: 700px) {
  .lr-grid { grid-template-columns: 1.5fr 1fr; align-items: stretch; }
  .lr-col { display: flex; flex-direction: column; gap: 16px; }
  .lr-follow { order: 0; flex: 1; grid-template-rows: 1fr auto; }
  /* the two shorts share whatever height the left column needs: their thumbnails stretch, no blank space */
  .lr-card.short { flex: 1; grid-template-rows: 1fr auto auto; }
  .lr-card.short .lr-thumb { aspect-ratio: auto; min-height: 140px; }
}
.lr-card { display: grid; gap: 12px; align-content: start; text-decoration: none; background: var(--paper-2); border-radius: var(--radius); padding: 12px 12px 16px; transition: background-color .15s; }
.lr-card:hover { background: color-mix(in srgb, var(--ink) 8%, var(--paper)); }
.lr-thumb { aspect-ratio: 16 / 9; background: var(--paper); border-radius: 2px; display: grid; place-items: center; overflow: hidden; }
.lr-thumb img { width: 100%; height: 100%; object-fit: cover; }
.lr-card h3 { font-size: 1.02rem; padding-inline: 4px; }
.lr-card .mono { padding-inline: 4px; }
.lr-links { display: flex; flex-wrap: wrap; gap: 8px 12px; }
.lr-art { position: relative; min-height: 150px; color: var(--ink); border-radius: 2px; background: var(--paper); color: var(--ink); overflow: hidden; }
.lr-art svg { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.lr-follow-body { display: grid; gap: 8px; padding: 4px 4px 0; }
.lr-follow-body p:not(.lr-links) { color: var(--muted); font-size: var(--fs-body); }
.lr-follow-body .lr-links { margin-top: 8px; }

/* ---------- notes (blog) ---------- */
.note-list { display: grid; gap: 8px; }
.note-row { display: grid; gap: 8px 24px; padding: 24px; background: var(--paper-2); border-radius: var(--radius); text-decoration: none; color: inherit; }
@media (min-width: 800px) { .note-row { grid-template-columns: 140px 1fr 32px; align-items: baseline; } }
.note-row :is(h2, h3) { font-size: var(--fs-h3); }
.note-row p { color: var(--muted); font-size: var(--fs-body); margin-top: 6px; max-width: 60ch; }
.note-row:hover h3 { color: var(--accent); }
.note-row .arrow { color: var(--muted); transition: transform .15s, color .15s; }
.note-row:hover .arrow { transform: translateX(4px); color: var(--accent); }
.note-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.post-body pre { background: var(--paper-2); border: 1px solid var(--hairline); border-radius: var(--radius); padding: 16px; overflow-x: auto; font-family: var(--font-mono); font-size: .85rem; line-height: 1.6; margin-top: 14px; }
.post-body code { font-family: var(--font-mono); font-size: .9em; background: var(--paper-2); padding: 1px 5px; border-radius: 3px; }
.post-body pre code { background: none; padding: 0; font-size: inherit; }
.post-body ol { list-style: decimal; padding-left: 22px; display: grid; gap: 8px; }
.post-body p + ol, .post-body p + pre, .post-body pre + p { margin-top: 14px; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 8px; max-width: var(--col-text); }
.faq details { background: var(--paper-2); border-radius: var(--radius); padding-inline: 20px; }
.faq summary { cursor: pointer; padding: 18px 32px 18px 0; font-weight: 500; list-style: none; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 16px; color: var(--muted); }
.faq details[open] summary::after { content: "–"; }
.faq details p { padding: 0 0 20px; color: var(--muted); max-width: 60ch; }

/* ---------- contact form ---------- */
.contact-grid { display: grid; gap: 40px; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1.3fr 1fr; gap: 72px; } }
.form { display: grid; gap: 20px; }
.field { display: grid; gap: 6px; }
.field label { font-size: var(--fs-small); font-weight: 500; }
.field .opt { color: var(--muted); font-weight: 400; }
.field input, .field select, .field textarea {
  font: inherit; color: var(--ink); background: var(--field);
  border: 1px solid var(--hairline-strong); border-radius: var(--radius);
  padding: 12px 14px; width: 100%;
}
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.form-note { font-size: var(--fs-small); color: var(--muted); }
.form-status { min-height: 1.5em; font-size: var(--fs-small); }
.form-status.ok { color: var(--accent); }
.form-status.err { color: var(--danger); }
.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.contact-side { display: grid; gap: 16px; align-content: start; color: var(--ink); }
@media (min-width: 900px) { .contact-side { position: sticky; top: 96px; align-self: start; } }
.contact-note { font-size: var(--fs-small); color: var(--muted); }
.contact-note a { color: var(--accent); }

/* ---------- footer ---------- */
.site-footer { background: var(--paper-2); padding-block: 64px 40px; margin-top: 40px; }
.footer-grid { display: grid; gap: 32px; }
@media (min-width: 800px) { .footer-grid { grid-template-columns: 1.4fr 1fr; } }
.colophon p { color: var(--muted); font-size: var(--fs-body); max-width: 52ch; margin-top: 8px; }
.footer-links { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 10px; font-size: var(--fs-small); align-content: start; }
.social { display: grid; place-items: center; width: 44px; height: 44px; background: var(--paper); border-radius: var(--radius); color: var(--ink); transition: background .15s, color .15s, border-color .15s; }
.social:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.footer-site { margin-left: 8px; }
.copyright { margin-top: 32px; }

/* ---------- case-study pages ---------- */
.cs-hero { padding-block: clamp(48px, 8vw, 96px) 40px; }
.cs-hero .back { font-size: var(--fs-small); color: var(--muted); }
.cs-hero h1 { font-size: clamp(2rem, 1.2rem + 4vw, 4rem); letter-spacing: -0.03em; margin: 20px 0 32px; max-width: 18ch; }
.cs-meta { display: grid; gap: 8px; }
@media (min-width: 800px) { .cs-meta { grid-template-columns: 1fr 1fr; } }
.cs-meta div { padding: 16px 20px; background: var(--paper-2); border-radius: var(--radius); }
.cs-meta dt { margin-bottom: 4px; }
.cs-meta dd { margin: 0; font-size: var(--fs-body); }
.cs-body { padding-block: 24px clamp(64px, 9vw, 112px); }
.cs-body section { padding-block: 28px 8px; max-width: var(--col-text); }
.cs-body h2 { font-size: var(--fs-h3); margin-bottom: 12px; }
.cs-body p + p, .cs-body p + ul { margin-top: 14px; }
.cs-body ul { list-style: disc; padding-left: 20px; display: grid; gap: 6px; }
.cs-note { border-left: 2px solid var(--accent); padding-left: 16px; color: var(--muted); font-size: var(--fs-body); margin-top: 20px; }
.cs-next { padding-block: 32px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }

/* ---------- motion (Phase 4) ---------- */
/* Hover on work rows: small nudge, pointer devices only. Touch devices see the outcome text already. */
@media (hover: hover) {
  .work-row { transition: background-color .2s; }
  .work-row:hover { background-color: var(--paper-2); }
  .work-row h3 { transition: transform .2s, color .15s; }
  .work-row:hover h3 { transform: translateX(6px); }
}


/* Only when motion is allowed (head script sets html.js-motion): start hidden, JS reveals.
   Fail-open: if the script never takes over, everything shows after 2.5s. */
.js-motion :is(.work-row, .work-more, .steps li, .timeline li, .cert, .facts div, .card, .lr-card, .lr-links, .note-row, .faq details, .contact-grid .form, .contact-side, .cs-body section) { opacity: 0; }
.js-motion:not(.js-ready) :is(.work-row, .work-more, .steps li, .timeline li, .cert, .facts div, .card, .lr-card, .lr-links, .note-row, .faq details, .contact-grid .form, .contact-side, .cs-body section) { animation: fail-open .01s 1.2s forwards; }
@keyframes fail-open { to { opacity: 1; } }

/* ---------- jump bar ---------- */
.jump-btn { order: 2; gap: 6px; }
html:not(.js) .jump-btn { visibility: hidden; } /* keeps its space without JS; no dead button */
@media (max-width: 599px) {
  .nav { gap: 8px 12px; }
  .jump-btn kbd { display: none; }          /* no "/" key on phones */
  .corner-info { flex-direction: column; align-items: flex-start; } /* clock text can change without re-wrapping */
}
.jump-btn kbd { font-size: .72rem; border: 1px solid var(--hairline-strong); border-radius: 3px; padding: 0 5px; color: var(--muted); }
.jump { border: 1px solid var(--ink); border-radius: var(--radius); padding: 0; background: var(--paper); color: var(--ink); width: min(560px, calc(100vw - 32px)); margin: 12vh auto 0; }
.jump::backdrop { background: rgba(18, 18, 18, .35); }
.jump-inner { padding: 16px; display: grid; gap: 12px; }
.jump-row { display: flex; align-items: center; gap: 10px; font-size: .95rem; border-bottom: 1px solid var(--hairline-strong); padding-bottom: 12px; }
.jump-prompt { color: var(--accent); white-space: nowrap; }
.jump-input { flex: 1; min-width: 0; border: 0; background: transparent; font: inherit; color: var(--ink); padding: 4px 0; }
.jump-input:focus { outline: none; }
.jump-row:focus-within { border-bottom-color: var(--accent); }
.jump-list { display: grid; }
.jump-item { display: flex; justify-content: space-between; gap: 16px; width: 100%; text-align: left; background: transparent; border: 0; border-radius: 3px; padding: 10px 8px; cursor: pointer; font: inherit; color: var(--ink); }
.jump-item:hover, .jump-item:focus-visible { background: var(--paper-2); }
.jump-cmd { font-size: .9rem; }
.jump-desc { color: var(--muted); font-size: var(--fs-small); }
.jump-status { min-height: 1.3em; text-transform: none; letter-spacing: 0; color: var(--danger); }
.jump-hint { text-transform: none; }

/* ---------- mobile menu ---------- */
/* Below 1080px (the width the inline links, Jump, theme toggle and button need, plus a scrollbar) the section links collapse
   behind a menu button, so the sticky header stays one row.
   Without JS (no html.js) the links stay in view as a wrapped row, as before. */
.menu-btn { display: none; order: 4; width: 40px; height: 40px; padding: 0; justify-content: center; }
.menu-btn svg { display: block; }
.menu-btn .i-close, .menu-btn[aria-expanded="true"] .i-open { display: none; }
.menu-btn[aria-expanded="true"] .i-close { display: inline; }
@media (max-width: 1079px) {
  .js .menu-btn { display: inline-flex; }
  .js .nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0; order: 0; width: auto;
    flex-direction: column; flex-wrap: nowrap; gap: 0;
    padding: 4px var(--gutter) 12px;
    max-height: calc(100vh - 72px); overflow-y: auto;
    background: var(--paper); font-size: 1.1rem;
  }
  .js .nav-links.open { display: flex; }
  .js .nav-links a { color: var(--ink); padding: 14px 0; }
  .js .nav-links a:last-child { border-bottom: 0; }
}
@media (max-width: 599px) {
  .jump-btn { display: none; }              /* the menu lists the same sections; no "/" key on phones */
}
@media (max-width: 359px) {
  /* keeps brand, call to action and menu on one row; the name stays available to screen readers */
  .js .brand > span:not(.monogram) { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
}

/* ---------- theme toggle ---------- */
/* Header icon button; on phones (under 600px) the same switch moves into the menu panel instead. */
.theme-btn { order: 2; width: 40px; height: 40px; padding: 0; justify-content: center; }
.theme-btn svg { display: block; }
.theme-btn .i-sun, html[data-theme="dark"] .theme-btn .i-moon { display: none; }
html[data-theme="dark"] .theme-btn .i-sun { display: inline; }
.theme-row { display: none; }
html:not(.js) .theme-btn { display: none; }
@media (max-width: 599px) {
  .menu-btn ~ .theme-btn { display: none; }
  .js .theme-row {
    display: flex; align-items: center; width: 100%; padding: 14px 0;
    font: inherit; font-size: 1.1rem; color: var(--ink); background: none; border: 0; cursor: pointer; text-align: left;
  }
}
/* the white notes page and thumbnails are easier on the eyes when slightly dimmed in the dark theme */
html[data-theme="dark"] :is(.card-preview, .lr-thumb, .hero-work) img { filter: brightness(0.9); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* contact: channels */
.channels { display: grid; gap: 8px; }
.channel { display: grid; gap: 2px; padding: 20px 24px; background: var(--paper-2); border-radius: var(--radius); text-decoration: none; }
.channel strong { font-family: var(--font-display); font-size: var(--fs-h3); }
.channel span { color: var(--muted); font-size: var(--fs-body); }
.channel:hover { background: color-mix(in srgb, var(--ink) 8%, var(--paper)); color: inherit; }
.pd-tall { display: block; max-width: 340px; margin-inline: auto; }
.pd-wide { display: none; }
@media (min-width: 800px) { .pd-wide { display: block; } .pd-tall { display: none; } }

/* teaching: study-guide cards */
.card-preview { aspect-ratio: 16 / 10; }
.card h3 { margin-top: 4px; }

/* process diagram: revealed by scroll (motion.js sets the start state) */
.process-diagram .pd-step, .process-diagram .pd-arrow, .process-diagram .pd-loop { will-change: opacity, transform; }

/* cursor trail (js/trail.js) */
.trail { position: fixed; inset: 0; pointer-events: none; z-index: 5; overflow: hidden; }
.trail-block { position: absolute; left: 0; top: 0; width: 20px; height: 20px; display: grid; place-items: center; font: 700 12px/1 var(--font-mono); opacity: 0; transition: opacity .35s ease-out; will-change: transform, opacity; }
.trail-block.on { opacity: 1; transition: none; }

/* top strip: terminal-style status line */
.topbar { background: #000; color: #fff; font-family: var(--font-mono); font-size: .8125rem; }
.topbar-in { display: flex; justify-content: space-between; gap: 16px; padding-block: 10px; }
.topbar-status { display: inline-flex; align-items: center; gap: 10px; }
.topbar-status i { width: 8px; height: 8px; border-radius: 50%; background: #5fed83; animation: blink 1.6s steps(2, jump-none) infinite; }
@keyframes blink { 50% { opacity: .25; } }
@media (prefers-reduced-motion: reduce) { .topbar-status i { animation: none; } }
#localtime { color: #5fed83; }

/* footer: the name at full width */
.wordmark { font-family: var(--font-display); font-weight: 800; font-size: min(13.2vw, 10.1rem); line-height: .85; letter-spacing: -0.05em; text-transform: uppercase; white-space: nowrap; margin-bottom: 40px; color: var(--ink); }

/* ---------- mascot (js/mascot.js) ---------- */
.mascot { position: fixed; right: clamp(12px, 2.4vw, 32px); bottom: clamp(12px, 2.4vw, 28px); z-index: 40; display: flex; flex-direction: column; align-items: flex-end; gap: 10px; pointer-events: none; }
.mascot > * { pointer-events: auto; }
html:not(.js) .mascot { display: none; }
.mascot-btn { display: block; width: clamp(68px, 7vw, 92px); padding: 0; border: 0; background: none; cursor: pointer; border-radius: 12px; }
.mascot-btn svg { width: 100%; height: auto; overflow: visible; transform-origin: 50% 100%; animation: m-bob 3.2s ease-in-out infinite; }
.mascot-btn:hover svg { animation: m-hop .5s ease-out 1, m-bob 3.2s ease-in-out .5s infinite; }
.m-body { fill: #f4a542; }
.m-floor { fill: #191e3c; }
html[data-theme="dark"] .m-floor { fill: #f5f0e6; }
.m-white { fill: #f5f0e6; }
.m-pupil { fill: #191e3c; transition: transform .08s linear; }
.m-eye { transform-box: fill-box; transform-origin: center; animation: m-blink 5.5s infinite; }
.m-mouth { fill: none; stroke: #191e3c; stroke-width: 4.5; stroke-linecap: round; stroke-linejoin: round; }
.m-cursor { fill: #191e3c; animation: m-cursor 1.1s steps(1) infinite; }
.mascot.talking .m-cursor { animation-duration: .5s; }
@keyframes m-bob { 50% { transform: translateY(-4px); } }
@keyframes m-hop { 40% { transform: translateY(-12px) rotate(-3deg); } }
@keyframes m-blink { 0%, 94%, 100% { transform: scaleY(1); } 97% { transform: scaleY(.1); } }
@keyframes m-cursor { 50% { opacity: 0; } }
.mascot-bubble { position: relative; max-width: 220px; margin: 0; padding: 10px 14px; background: var(--ink); color: var(--paper); border-radius: 14px 14px 4px 14px; font-size: .95rem; line-height: 1.35; font-weight: 500; }
.mascot-bubble[hidden] { display: none; }
.mascot-bubble.pop { animation: m-pop .22s ease-out; transform-origin: 100% 100%; }
@keyframes m-pop { from { opacity: 0; transform: translateY(6px) scale(.92); } }
@media (prefers-reduced-motion: reduce) {
  .mascot-btn svg, .mascot-btn:hover svg, .m-eye, .m-cursor, .mascot-bubble.pop { animation: none; }
}

/* ---------- contact dialog ---------- */
.contact-dialog { border: 0; padding: 0; background: var(--paper); color: var(--ink); width: min(960px, calc(100vw - 24px)); max-height: calc(100dvh - 24px); margin: auto; border-radius: var(--radius); overflow: auto; }
.contact-dialog::backdrop { background: rgba(25, 30, 60, .6); }
.cd-inner { display: grid; gap: 32px; padding: 28px 20px 24px; position: relative; }
@media (min-width: 820px) { .cd-inner { grid-template-columns: 1.35fr 1fr; gap: 56px; padding: 48px; } }
.cd-close { position: absolute; top: 8px; right: 8px; width: 44px; height: 44px; display: grid; place-items: center; border: 0; border-radius: var(--radius); background: transparent; color: var(--ink); cursor: pointer; }
.cd-close:hover { background: var(--paper-2); }
.cd-main h2 { font-size: var(--fs-h2); }
.cd-main > p { margin-top: 10px; margin-bottom: 28px; max-width: 46ch; }
.cd-side { align-self: start; display: grid; gap: 14px; }
.cd-side h3 { margin-bottom: 2px; }
@media (min-width: 820px) { .cd-side { padding-top: 56px; } }

/* ---------- boot screen (js/boot.js) ---------- */
/* Timeline (seconds): doorway rises .05 | eyes open .6 | glances .75 | the mouth (the terminal prompt) falls out and
   Logi panics 1.4 | "loading portfolio..." types 1.9 to 3 | it is erased 3.15 | the mouth is picked up and Logi calms 3.7 |
   Logi drops to the bottom edge 4.25 | js/boot.js lifts the whole screen, Logi hanging on its bottom edge, at 4.9. */
.boot { display: none; }
.booting { overflow: hidden; }
.booting .boot { display: grid; place-items: center; position: fixed; inset: 0; z-index: 9999; background: #191e3c; cursor: pointer; }
.boot.boot-out { animation: b-pull .8s cubic-bezier(.6, 0, .2, 1) forwards; }
@keyframes b-pull { 0% { transform: translateY(0); } 16% { transform: translateY(16px); } 100% { transform: translateY(-101%); } }
.boot svg { width: clamp(240px, 40vw, 340px); height: auto; overflow: visible; animation: b-down .45s 4.25s cubic-bezier(.5, 0, .3, 1) forwards; }
@keyframes b-down { to { transform: translateY(var(--down, 0px)); } }

.b-logi { animation: b-shiver .07s 1.4s 12 alternate linear; }
@keyframes b-shiver { from { transform: translateX(-1.6px); } to { transform: translateX(1.6px); } }
.b-door { fill: #f4a542; transform-box: fill-box; transform-origin: 50% 100%; opacity: 0; animation: b-rise .35s .05s cubic-bezier(.2, .8, .2, 1) forwards; }
.b-floor { fill: #f5f0e6; transform-box: fill-box; transform-origin: 50% 50%; transform: scaleX(0); animation: b-floor .35s .05s ease-out forwards; }
.b-eye { transform-box: fill-box; transform-origin: center; transform: scaleY(.08); opacity: 0; animation: b-eyes .18s .6s ease-out forwards; }
.b-white { fill: #f5f0e6; transform-box: fill-box; transform-origin: center; animation: b-wide .12s 1.4s ease-out forwards, b-calm .25s 3.75s ease-out forwards; }
.b-look { animation: b-look 3s .75s ease-in-out forwards; }
.b-pupil { fill: #191e3c; transform-box: fill-box; transform-origin: center; animation: b-shrink .12s 1.4s ease-out forwards, b-calm .25s 3.75s ease-out forwards; }
.b-sweat { fill: #8ecae6; opacity: 0; animation: b-sweat .7s 1.5s 3 ease-in; }

.b-mouth-g { opacity: 0; transform-box: fill-box; transform-origin: center;
  animation: b-type .01s .35s forwards, b-drop .5s 1.4s cubic-bezier(.5, 0, .9, .6) forwards, b-up .55s 3.7s cubic-bezier(.3, .6, .3, 1) forwards; }
.b-mouth { fill: none; stroke: #191e3c; stroke-width: 4.5; stroke-linecap: round; stroke-linejoin: round; animation: b-ink-stroke 2.6s 1.55s forwards; }
.b-cursor { fill: #191e3c; animation: b-ink-fill 2.6s 1.55s forwards, m-cursor .5s steps(1) infinite, b-follow 1.1s 1.9s steps(20, end) forwards, b-unfollow .4s 3.15s steps(20, end) forwards; }
.b-text { font: 500 13px/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; fill: #f5f0e6; }
.b-clip { transform-box: fill-box; transform-origin: 0 50%; transform: scaleX(0); animation: b-write 1.1s 1.9s steps(20, end) forwards, b-erase .4s 3.15s steps(20, end) forwards; }

@keyframes b-rise { from { opacity: 0; transform: translateY(18px) scale(.92); } to { opacity: 1; transform: none; } }
@keyframes b-floor { to { transform: scaleX(1); } }
@keyframes b-eyes { to { transform: scaleY(1); opacity: 1; } }
/* glance left and right, then stare down at the prompt on the floor, then look back up when it is picked up */
@keyframes b-look { 0% { transform: none; } 8% { transform: translateX(-3.5px); } 18% { transform: translateX(3.5px); } 24%, 90% { transform: translate(0, 3.5px); } 100% { transform: none; } }
@keyframes b-wide { to { transform: scale(1.22); } }
@keyframes b-shrink { to { transform: scale(.55); } }
@keyframes b-calm { to { transform: scale(1); } }
@keyframes b-sweat { 0% { opacity: 0; transform: translateY(0); } 15% { opacity: 1; } 100% { opacity: 0; transform: translateY(26px); } }
@keyframes b-type { to { opacity: 1; } }
/* the prompt tumbles out of the face and lands on the line below the floor; it is picked up again at the end */
@keyframes b-drop { 0% { transform: translate(0, 0) rotate(0); } 55% { transform: translate(calc(var(--dx, 0px) * .8), calc(var(--dy, 66px) + 6px)) rotate(-28deg); } 78% { transform: translate(var(--dx, 0px), calc(var(--dy, 66px) - 4px)) rotate(8deg); } 100% { transform: translate(var(--dx, 0px), var(--dy, 66px)) rotate(0); } }
@keyframes b-up { 0% { transform: translate(var(--dx, 0px), var(--dy, 66px)); } 60% { transform: translate(0, -7px); } 82% { transform: translate(0, 2px); } 100% { transform: translate(0, 0); } }
/* on the navy it turns cream like the text; back in the face it is navy again */
@keyframes b-ink-stroke { 0%, 100% { stroke: #191e3c; } 4%, 86% { stroke: #f5f0e6; } 94% { stroke: #191e3c; } }
@keyframes b-ink-fill { 0%, 100% { fill: #191e3c; } 4%, 86% { fill: #f5f0e6; } 94% { fill: #191e3c; } }
@keyframes b-write { to { transform: scaleX(1); } }
@keyframes b-erase { from { transform: scaleX(1); } to { transform: scaleX(0); } }
@keyframes b-follow { to { transform: translateX(var(--tw, 110px)); } }
@keyframes b-unfollow { from { transform: translateX(var(--tw, 110px)); } to { transform: translateX(0); } }

/* FAQ: list on the left, a prompt to ask directly on the right */
.faq-grid { display: grid; gap: 8px; align-items: start; }
@media (min-width: 900px) { .faq-grid { grid-template-columns: 1.4fr 1fr; gap: 56px; } }
.faq-aside { display: grid; gap: 12px; justify-items: start; padding: 28px; background: var(--paper-2); border-radius: var(--radius); }
.faq-aside p { max-width: 36ch; }
@media (min-width: 900px) { .faq-aside { position: sticky; top: 96px; padding: 36px; } }
/* leave room under the footer for the mascot in the corner */
.site-footer { padding-bottom: 120px; }