/* ============================================================
   HUDSON TINCH — site styles
   Monochrome ink on near-black, grain, PCB hero. Main pages only
   (desktop.html / mac.html have their own stylesheets).
   ============================================================ */

:root {
  --bg:         #0b0b0b;
  --bg-card:    #101010;
  --bg-card-h:  #161616;
  --border:     rgba(255, 255, 255, 0.08);
  --border-h:   rgba(255, 255, 255, 0.14);
  --divider:    rgba(255, 255, 255, 0.06);
  --text:       #eaeaea;
  --text-muted: #9a9a9a;
  --text-faint: #6f6f6f;
  --accent:     #eaeaea;   /* monochrome — buttons, glows, board */
  --accent2:    #bdbdbd;   /* soft white — labels, meta accents */
  --amber:      #ffb02e;
  --gold:       #c9a96e;   /* champagne — micro-accent only */
  --font:       ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono:  ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --font-pixel: var(--font-mono); /* legacy var used by game styles */
  --page-width: 1080px;
  --section-gap: 112px;    /* between major sections */
  --head-gap: 16px;        /* section heading -> first body element */
  --stack-gap: 32px;       /* between entries within a section */
  --radius: 14px;          /* cards */
  --radius-s: 6px;         /* buttons, chips */
}
@media (max-width: 700px) {
  :root { --section-gap: 88px; }
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: radial-gradient(120% 80% at 50% 0%, #141414 0%, #0b0b0b 48%, #050505 100%) fixed var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--accent2); text-decoration: none; }
img { max-width: 100%; }

::selection { background: #eaeaea; color: #0b0b0b; }

:focus-visible {
  outline: 2px solid var(--accent2);
  outline-offset: 2px;
  border-radius: 2px;
}

.hidden { display: none !important; }

/* ── Page transitions ───────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  html.pt-ready body { animation: pageIn 0.45s ease both; }
  html.pt-out body { opacity: 0; transition: opacity 0.18s ease; }
}
@keyframes pageIn { from { opacity: 0; } to { opacity: 1; } }

/* ── Ambient background ─────────────────────────────────── */
.bg-blob {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}
.bg-blob-1 { width: 480px; height: 480px; top: -160px; right: -120px; background: rgba(255, 255, 255, 0.028); }
.bg-blob-2 { width: 420px; height: 420px; bottom: -140px; left: -140px; background: rgba(255, 255, 255, 0.02); }
.bg-grid { display: none; }

/* ── Navigation ─────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 11, 11, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-nav {
  max-width: 1080px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.nav-logo-text {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.01em;
  color: var(--text);
}
.nav-links { display: flex; gap: 26px; }
.nav-link {
  color: var(--text-muted);
  font-size: 14px;
  transition: color 0.15s ease;
}
.nav-link:hover { color: var(--text); }
.nav-link.active { color: var(--text); font-weight: 600; }
.nav-cta { display: flex; gap: 10px; }

.btn-ghost {
  display: inline-block;
  background: none;
  font-family: var(--font);
  cursor: pointer;
  color: var(--text);
  font-size: 13.5px;
  font-weight: 500;
  border: 1px solid var(--border-h);
  border-radius: 999px;
  padding: 8px 17px;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.btn-ghost:hover { border-color: rgba(255, 255, 255, 0.4); background: rgba(255, 255, 255, 0.05); }

.btn-primary {
  display: inline-block;
  background: #eaeaea;
  color: #0b0b0b;
  font-weight: 650;
  font-size: 14px;
  border: 0;
  border-radius: 999px;
  padding: 11px 22px;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn-primary:hover {
  transform: translateY(-1px);
  background: #fff;
  box-shadow: 0 6px 22px rgba(255, 255, 255, 0.12);
}

/* ── PCB hero ───────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 640px;
  height: calc(100vh - 120px);
  max-height: 820px;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  z-index: 1;
}
#pcb-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.hero-panel {
  position: absolute;
  left: 12%;
  top: 46%;
  transform: translateY(-50%);
  z-index: 2;
  max-width: min(460px, 46%);
  background: rgba(13, 13, 13, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  padding: 30px 32px 28px;
  box-shadow: 0 0 44px rgba(255, 255, 255, 0.04);
}
.hero-panel::before {
  /* pin-1 indicator, like a real IC */
  content: "";
  position: absolute;
  top: 10px;
  left: 10px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
}
.hero-designator {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent2);
  margin: 0 0 14px;
  padding-left: 14px;
}
.hero-title {
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1.14;
  font-weight: 750;
  letter-spacing: -0.02em;
  color: #f2f2f2;
  margin: 0 0 12px;
  text-wrap: balance;
}
.hero-subtitle {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.55;
  margin: 0 0 22px;
}
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.hero-now {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--divider);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.hero-now b { color: var(--accent2); font-weight: 400; }

.pcb-comp {
  position: absolute;
  z-index: 2;
  background: rgba(15, 15, 15, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 5px;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: #c9c9c9;
  cursor: pointer;
  user-select: none;
  transition: box-shadow 0.25s ease, border-color 0.25s ease, color 0.2s ease;
}
.pcb-comp .c-des {
  display: block;
  font-size: 8.5px;
  letter-spacing: 0.14em;
  color: var(--text-faint);
  margin-bottom: 3px;
}
.pcb-comp:hover,
.pcb-comp.lit {
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 0 22px rgba(255, 255, 255, 0.15);
}
.pcb-comp:hover .c-des,
.pcb-comp.lit .c-des { color: var(--accent2); }

#comp-projects { right: 6%; top: 14%; }
#comp-desktop  { right: 4%; top: 46%; }
#comp-resume   { right: 8%; bottom: 14%; }

.hero-hint {
  position: absolute;
  bottom: 14px;
  right: 18px;
  z-index: 3;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  pointer-events: none;
}

@media (max-width: 860px) {
  .hero { height: auto; min-height: 0; padding: 56px 0 40px; }
  #pcb-canvas { opacity: 0.6; }
  .hero-panel {
    position: relative;
    left: auto;
    top: auto;
    transform: none;
    margin: 0 auto;
    max-width: min(460px, calc(100% - 48px));
  }
  .pcb-comp {
    position: relative;
    inset: auto !important;
    display: inline-block;
  }
  .hero-comp-row {
    position: relative;
    z-index: 2;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
    margin: 22px auto 0;
    padding: 0 24px;
  }
  .hero-hint { display: none; }
}
@media (min-width: 861px) {
  .hero-comp-row { display: contents; }
}

/* ── Sections ───────────────────────────────────────────── */
section { position: relative; z-index: 1; }

.about-section,
.projects-teaser,
.resume-section,
#projects {
  max-width: var(--page-width);
  margin: 0 auto;
  padding: var(--section-gap) 24px 0;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 10px;
}
.section-title {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 750;
  letter-spacing: -0.02em;
  margin-bottom: var(--head-gap);
  text-wrap: balance;
}
.section-description {
  color: var(--text-muted);
  font-size: 15.5px;
  line-height: 1.7;
  max-width: 68ch;
  margin-bottom: 8px;
}
.section-description strong { color: var(--text); }

/* word-split title animation (applied by interactive.js) */
.word-wrap { display: inline-block; overflow: hidden; vertical-align: bottom; }
.word-inner {
  display: inline-block;
  transform: translateY(115%);
  opacity: 0;
  transition: transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1), opacity 0.45s ease;
}
.word-inner.word-in { transform: translateY(0); opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  .word-inner { transform: none; opacity: 1; transition: none; }
}

/* ── About ──────────────────────────────────────────────── */
.avatar-row { display: flex; gap: 10px; margin: 18px 0 6px; }
.avatar-link { display: inline-block; }
.about-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--border-h);
  cursor: pointer;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.about-avatar:hover { border-color: var(--accent); transform: translateY(-1px); }

.about-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: var(--stack-gap);
}
@media (max-width: 1000px) { .about-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px)  { .about-grid { grid-template-columns: 1fr; } }
.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.about-card:hover { border-color: var(--border-h); background: var(--bg-card-h); }
.about-card-icon {
  color: var(--accent2);
  margin-bottom: 12px;
}
.about-card-icon svg { width: 20px; height: 20px; }
.about-card h3 { font-size: 15.5px; font-weight: 650; margin-bottom: 8px; }
.about-card p { font-size: 13.5px; color: var(--text-muted); }

/* ── Featured project cards (home teaser) ───────────────── */
.projects-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 16px;
  margin-top: var(--stack-gap);
}
.project-card {
  position: relative;
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 26px;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.project-card:hover {
  border-color: rgba(255, 255, 255, 0.3);
  background: var(--bg-card-h);
  transform: translateY(-2px);
}
.project-card-tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent2);
  margin-bottom: 10px;
}
.project-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.project-card p { font-size: 13.5px; color: var(--text-muted); }
.project-card-arrow {
  position: absolute;
  top: 22px;
  right: 22px;
  color: var(--text-faint);
  transition: color 0.15s ease, transform 0.15s ease;
}
.project-card:hover .project-card-arrow { color: var(--accent2); transform: translateX(2px); }

/* ── Projects page: case studies ────────────────────────── */
.page-head { padding-top: 8px; }
.page-head p { color: var(--text-muted); font-size: 15.5px; line-height: 1.7; max-width: 68ch; }

.case {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-top: 24px;
  padding: 30px 32px;
  transition: border-color 0.2s ease;
}
.case:hover { border-color: var(--border-h); }
.case-meta {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent2);
  margin-bottom: 10px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.case-meta .dim { color: var(--text-faint); }
.case h3 { font-size: 21px; font-weight: 750; margin-bottom: 10px; }
.case > p { font-size: 14.5px; color: var(--text-muted); max-width: 72ch; margin-bottom: 16px; }
.case > p strong { color: var(--text); }

.spec-strip {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 18px;
  max-width: 100%;
}
.spec {
  padding: 10px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-s);
}
.spec b {
  display: block;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}
.spec span {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.case-links { display: flex; gap: 18px; flex-wrap: wrap; }
.case-links a { font-size: 13.5px; font-weight: 600; }
.case-links .quiet { color: var(--text-faint); font-weight: 400; font-size: 13px; }

.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 24px;
}
.case-sm {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.case-sm:hover { border-color: var(--border-h); transform: translateY(-2px); }
.case-sm img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--border);
  filter: saturate(0.9);
}
.case-sm-body { padding: 18px 20px 20px; }
.case-sm .case-meta { margin-bottom: 6px; }
.case-sm h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.case-sm p { font-size: 13px; color: var(--text-muted); margin-bottom: 10px; }
.case-sm a { font-size: 13px; font-weight: 600; }

/* ── Timeline ───────────────────────────────────────────── */
.resume-cols {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 56px;
}
@media (max-width: 900px) { .resume-cols { grid-template-columns: 1fr; } }

.timeline { margin-top: var(--stack-gap); position: relative; }
.tl-item {
  position: relative;
  padding: 0 0 30px 28px;
  border-left: 1px solid var(--border);
}
.tl-item:last-child { border-left-color: transparent; padding-bottom: 0; }
.tl-dot {
  position: absolute;
  left: -5px;
  top: 4px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
}
.tl-dot.edu { background: var(--accent2); }
.tl-dot.done { background: transparent; border: 1px solid var(--border-h); }
.tl-date {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.tl-body h4 { font-size: 15.5px; font-weight: 650; margin: 4px 0 2px; }
.tl-org { display: block; font-size: 13px; color: var(--accent2); margin-bottom: 6px; }
.tl-body p { font-size: 13.5px; line-height: 1.6; color: var(--text-muted); max-width: 56ch; }
.tl-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius-s);
  padding: 4px 10px;
  margin-top: 2px;
}
.tl-badge svg { width: 12px; height: 12px; color: var(--accent2); }

/* ── Skills + awards ────────────────────────────────────── */
.skills-groups { margin-top: var(--stack-gap); display: grid; gap: 22px; }
.skill-group h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 10px;
  font-weight: 600;
}
.skill-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.skill-tag {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-s);
  padding: 5px 11px;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.skill-tag:hover { border-color: rgba(255, 255, 255, 0.3); color: var(--text); }

.awards-list {
  margin-top: 34px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 22px 24px;
}
.awards-list h4 {
  font-size: 13px;
  font-weight: 650;
  color: var(--text);
  margin-bottom: 14px;
}
.award-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-muted);
  padding: 5px 0;
}
.award-icon { color: var(--accent2); display: inline-flex; }
.award-icon svg { width: 14px; height: 14px; }

/* ── Contact band ───────────────────────────────────────── */
.contact-band {
  max-width: var(--page-width);
  margin: var(--section-gap) auto 0;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}
.contact-inner {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.contact-inner h2 {
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 750;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.contact-inner p { color: var(--text-muted); font-size: 14.5px; max-width: 52ch; line-height: 1.6; }
.contact-actions { display: flex; gap: 10px; flex-wrap: wrap; }
@media (max-width: 700px) { .contact-inner { padding: 30px 26px; } }

/* ── Footer ─────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  margin-top: var(--section-gap);
  position: relative;
  z-index: 1;
}
.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 26px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-logo { font-weight: 700; font-size: 14px; color: var(--text); display: inline-flex; align-items: center; gap: 8px; }
.footer-copy { font-size: 12.5px; color: var(--text-faint); text-align: center; }
.footer-copy b { color: var(--text-muted); font-weight: 400; font-variant-numeric: tabular-nums; }
.footer-links { display: flex; gap: 18px; }
.footer-link { font-size: 13px; color: var(--text-muted); transition: color 0.15s ease; }
.footer-link:hover { color: var(--text); }
.led {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px rgba(255, 255, 255, 0.7);
}

/* ============================================================
   EASTER-EGG / OVERLAY STYLES (ported — used by interactive.js,
   features.js, main.js; keep selectors intact)
   ============================================================ */

/* Particle constellation background */
#particle-canvas { display: none; } /* constellation retired — gradient + grain instead */

/* Section indicator (bottom-right label) */
#section-indicator {
  position: fixed;
  bottom: 32px;
  right: 28px;
  z-index: 200;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(236, 233, 241, 0.22);
  opacity: 0;
  transform: translateX(12px);
  transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s;
  pointer-events: none;
}
#section-indicator.sec-visible { opacity: 1; transform: translateX(0); }

/* Scroll hint */
#scroll-hint {
  position: fixed;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  opacity: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 200;
  pointer-events: none;
  transition: opacity 0.6s ease, transform 0.6s ease;
}
#scroll-hint.hint-show { opacity: 1; transform: translateX(-50%) translateY(0); }
#scroll-hint.hint-hide { opacity: 0; transform: translateX(-50%) translateY(10px); }
.scroll-hint-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.55));
  animation: scrollLineAnim 1.6s ease-in-out infinite;
}
@keyframes scrollLineAnim {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}
.scroll-hint-text {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(236, 233, 241, 0.25);
}

/* Hidden decode message at footer */
#scroll-decode-wrap {
  padding: 14px 0 6px;
  text-align: center;
  cursor: default;
}
#scroll-decode-hint {
  font-family: var(--font);
  font-size: 10px;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 2px;
  opacity: 0;
  margin-bottom: 6px;
  user-select: none;
  transition: opacity 0.4s ease, color 0.35s ease, text-shadow 0.35s ease;
}
#scroll-decode-msg {
  text-align: center;
  font-family: var(--font);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--accent2);
  opacity: 0;
  user-select: none;
  text-shadow: 0 0 12px rgba(255, 255, 255, 0.7);
  transition: opacity 0.4s ease, color 0.35s ease, text-shadow 0.35s ease, letter-spacing 0.35s ease;
}
#scroll-decode-wrap:hover #scroll-decode-hint {
  color: rgba(255, 255, 255, 0.8);
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.4);
}
#scroll-decode-wrap:hover #scroll-decode-msg {
  color: #ffffff;
  letter-spacing: 6px;
  text-shadow: 0 0 14px rgba(255, 255, 255, 0.9), 0 0 32px rgba(255, 255, 255, 0.5), 0 0 60px rgba(255, 255, 255, 0.2);
}

/* Old static grain retired in favor of the drifting sand layer */
#grain-canvas { display: none; }

/* Drifting sand background */
#sand-canvas {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.13;
  mix-blend-mode: screen;
}

/* Mouse spotlight */
#mouse-spotlight {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  transition: background 0.12s ease;
}

/* Scroll progress bar */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  background: rgba(255, 255, 255, 0.6);
  z-index: 300;
  pointer-events: none;
}

/* ---------- Clicker game (hidden avatar easter egg) ---------- */
.clicker-game {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  max-width: 600px;
  margin: 40px auto;
  text-align: center;
}
.clicker-area {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-h);
  border-radius: 8px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin: 16px 0;
  transition: background 0.2s;
}
.clicker-area:hover  { background: rgba(255, 255, 255, 0.05); }
.clicker-area:active { background: rgba(255, 255, 255, 0.08); }
.clicker-area h3 { font-size: 1.4em; color: #fff; }
.score-display {
  font-family: var(--font-pixel);
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 12px;
}
.clicker-game.hidden { display: none !important; }

/* ── Page transitions ───────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  html.pt-ready body { animation: pageIn 0.45s ease both; }
  html.pt-out body { opacity: 0; transition: opacity 0.18s ease; }
}
@keyframes pageIn { from { opacity: 0; } to { opacity: 1; } }

/* ---------- Firmware console intro (mobile-safe) ---------- */
#firmware-overlay {
  position: fixed;
  inset: 0;
  background: #0b0b0b;
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  font-family: 'Courier New', monospace;
  transition: opacity 0.5s ease;
  cursor: pointer;
}
#firmware-overlay.fw-fade { opacity: 0; pointer-events: none; }
#firmware-inner { width: 480px; max-width: 94vw; }
.fw-topbar {
  background: #1e1f2e;
  border-radius: 6px 6px 0 0;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 7px;
  border: 1px solid #2a2b3d;
  border-bottom: none;
}
.fw-dot          { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.fw-dot-red      { background: #ff5f57; }
.fw-dot-yellow   { background: #febc2e; }
.fw-dot-green    { background: #28c840; }
.fw-title {
  font-size: 11px;
  color: #555;
  margin-left: 10px;
  font-family: 'Courier New', monospace;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.fw-body {
  background: #1a1b26;
  border: 1px solid #2a2b3d;
  border-radius: 0 0 6px 6px;
  padding: 18px 22px 22px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(255, 255, 255, 0.03);
  max-height: 80vh;
  overflow-y: auto;
}
.fw-output-line {
  font-size: 12.5px;
  color: #ccc;
  margin-bottom: 2px;
  font-family: 'Courier New', monospace;
  line-height: 1.7;
  white-space: pre;
}
@media (max-width: 480px) {
  .fw-body { padding: 14px 16px 18px; }
  .fw-output-line { font-size: 11px; line-height: 1.65; }
}

/* hero staggers in as the POST fades */
html.fw-boot .hero-panel > *,
html.fw-boot .pcb-comp {
  opacity: 0;
  transform: translateY(10px);
}
html.fw-booted .hero-panel > *,
html.fw-booted .pcb-comp {
  opacity: 1;
  transform: none;
  transition: opacity 0.55s ease, transform 0.55s ease;
}
html.fw-booted .hero-panel > :nth-child(2) { transition-delay: 0.07s; }
html.fw-booted .hero-panel > :nth-child(3) { transition-delay: 0.14s; }
html.fw-booted .hero-panel > :nth-child(4) { transition-delay: 0.21s; }
html.fw-booted .hero-panel > :nth-child(5) { transition-delay: 0.28s; }
html.fw-booted .pcb-comp { transition-delay: 0.4s; }
@media (prefers-reduced-motion: reduce) {
  html.fw-boot .hero-panel > *, html.fw-boot .pcb-comp { opacity: 1; transform: none; }
}

/* ---------- CLI terminal overlay ---------- */
#cli-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  z-index: 99998;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
#cli-overlay.cli-open { display: flex; }
#cli-window {
  width: 700px;
  max-width: 95vw;
  max-height: 72vh;
  background: #1a1b26;
  border: 1px solid #2a2b3d;
  border-radius: 6px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(255, 255, 255, 0.04);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: cliSlideIn 0.16s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes cliSlideIn {
  from { opacity: 0; transform: scale(0.97) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
#cli-titlebar {
  background: #16161e;
  border-bottom: 1px solid #2a2b3d;
  padding: 8px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  user-select: none;
}
#cli-titlebar-label {
  font-size: 12px;
  color: #565f89;
  font-family: 'Courier New', monospace;
  letter-spacing: 0.5px;
}
#cli-close-btn {
  color: #3b3c54;
  font-size: 14px;
  cursor: pointer;
  line-height: 1;
  transition: color 0.15s;
  user-select: none;
  padding: 1px 4px;
  border-radius: 3px;
}
#cli-close-btn:hover { color: #f7768e; background: rgba(247, 118, 142, 0.12); }
#cli-output {
  flex: 1;
  overflow-y: auto;
  padding: 14px 18px 4px;
  font-family: 'Courier New', monospace;
  font-size: 13px;
  line-height: 1.65;
  color: #a9b1d6;
  scrollbar-width: thin;
  scrollbar-color: #2a2b3d #1a1b26;
}
.cli-line     { white-space: pre-wrap; word-break: break-word; }
.cli-cmd      { color: #a9b1d6; }
.cli-out      { color: #a9b1d6; }
.cli-err      { color: #f7768e; }
.cli-info     { color: #7dcfff; }
.cli-success  { color: #9ece6a; }
.cli-dim      { color: #3b3c54; }
.cli-p-user   { color: #9ece6a; font-weight: 700; }
.cli-p-at     { color: #a9b1d6; }
.cli-p-host   { color: #9ece6a; font-weight: 700; }
.cli-p-tilde  { color: #7dcfff; font-weight: 700; }
.cli-p-dollar { color: #bb9af7; font-weight: 700; }
.cli-nf-art   { color: #7dcfff; }
.cli-nf-key   { color: #7dcfff; font-weight: 700; }
.cli-nf-val   { color: #a9b1d6; }
#cli-input-row {
  display: flex;
  align-items: center;
  padding: 6px 18px 12px;
  border-top: 1px solid #1e1f2e;
  flex-shrink: 0;
  gap: 0;
}
#cli-prompt {
  font-family: 'Courier New', monospace;
  font-size: 13px;
  white-space: nowrap;
  flex-shrink: 0;
  user-select: none;
}
#cli-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: #c0caf5;
  font-family: 'Courier New', monospace;
  font-size: 13px;
  caret-color: #7dcfff;
}
#cli-input::placeholder { color: #2a2b3d; }
#cli-slash-hint {
  position: fixed;
  bottom: 18px;
  right: 22px;
  font-size: 9px;
  font-family: var(--font);
  font-weight: 700;
  color: rgba(236, 233, 241, 0.18);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  pointer-events: auto;
  cursor: pointer;
  padding: 10px 12px;
  z-index: 200;
  user-select: none;
  transition: color 0.2s ease;
}
#cli-slash-hint:hover { color: rgba(236, 233, 241, 0.55); }
@media (hover: none) { #cli-slash-hint { color: rgba(236, 233, 241, 0.35); } }

/* ---------- Blueprint mode ---------- */
body.blueprint {
  --bg:        #002a56;
  --bg-card:   rgba(255, 255, 255, 0.04);
  --bg-card-h: rgba(255, 255, 255, 0.07);
  --border:    rgba(255, 255, 255, 0.2);
  --border-h:  rgba(255, 255, 255, 0.38);
  --text:      #ffffff;
  --text-muted: rgba(255, 255, 255, 0.68);
  --text-faint: rgba(255, 255, 255, 0.35);
  --accent:    #90caff;
  --accent2:   #b8dfff;
  --amber:     #ffe9a8;
  background: #002a56 !important;
}
@media (hover: hover) {
  body.blueprint,
  body.blueprint a,
  body.blueprint button,
  body.blueprint [role="button"] {
    cursor: url('assets/icons/eraser_cursor.svg') 6 26, auto !important;
  }
}
body.blueprint #cursor-dot,
body.blueprint #cursor-ring { opacity: 0 !important; }
body.blueprint::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}
body.blueprint .bg-blob { opacity: 0 !important; }
body.blueprint .hero { border-bottom-style: dashed; }
body.blueprint #pcb-canvas { opacity: 0.35; }
body.blueprint .section-label { color: #b8dfff; }
body.blueprint .btn-primary {
  background: linear-gradient(180deg, rgba(16, 54, 98, 0.9), rgba(9, 32, 63, 0.92)) !important;
  color: #e8f5ff !important;
  border: 1.5px dashed rgba(144, 202, 255, 0.75) !important;
  border-radius: 4px;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.14),
    0 0 0 1px rgba(144, 202, 255, 0.22),
    0 0 18px rgba(144, 202, 255, 0.2) !important;
  font-family: 'Courier New', monospace !important;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
}
body.blueprint .btn-primary:hover {
  background: linear-gradient(180deg, rgba(24, 74, 128, 0.95), rgba(11, 42, 82, 0.95)) !important;
  border-color: rgba(184, 223, 255, 0.95) !important;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.2),
    0 0 0 1px rgba(184, 223, 255, 0.32),
    0 0 24px rgba(144, 202, 255, 0.28) !important;
}
body.blueprint .footer-logo { color: #b8dfff; text-shadow: none; }
body.blueprint .site-header {
  background: rgba(0, 20, 55, 0.88) !important;
  border-bottom-color: rgba(255, 255, 255, 0.2) !important;
}
body.blueprint .resume-section { border-top-color: rgba(255, 255, 255, 0.2) !important; }
body.blueprint .site-footer    { border-top-color: rgba(255, 255, 255, 0.2) !important; background: transparent !important; }
body.blueprint .hero-panel { background: transparent; border-style: dashed; box-shadow: none; }
body.blueprint .pcb-comp   { background: transparent; border-style: dashed; box-shadow: none; }
body.blueprint .about-card,
body.blueprint .project-card,
body.blueprint .case,
body.blueprint .case-sm,
body.blueprint .awards-list,
body.blueprint .skill-tag {
  border-style: dashed !important;
  border-color: rgba(180, 220, 255, 0.3) !important;
}
body.blueprint .about-card,
body.blueprint .project-card,
body.blueprint .case { position: relative; }
body.blueprint .about-card::after,
body.blueprint .project-card::after,
body.blueprint .case::after {
  content: '■ DETAIL';
  position: absolute;
  bottom: 7px;
  right: 10px;
  font-size: 8px;
  letter-spacing: 1.5px;
  color: rgba(180, 220, 255, 0.22);
  font-family: 'Courier New', monospace;
  pointer-events: none;
  user-select: none;
}
body.blueprint .tl-dot      { background: #90caff; box-shadow: 0 0 0 1px #90caff; }
body.blueprint .tl-dot.edu  { background: #b8dfff; box-shadow: 0 0 0 1px #b8dfff; }
body.blueprint .tl-dot.done { background: transparent; box-shadow: 0 0 0 1px rgba(144, 202, 255, 0.3); border-color: rgba(144, 202, 255, 0.3); }
body.blueprint *:not(i):not(svg):not(path):not(circle):not(line):not(polyline):not(rect):not(polygon) {
  font-family: 'Courier New', monospace !important;
}

/* Mode toast */
#mode-toast {
  position: fixed;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  background: rgba(13, 11, 18, 0.92);
  border: 1px solid var(--border-h);
  border-radius: 6px;
  padding: 7px 20px;
  font-size: 9px;
  font-family: var(--font);
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0;
  pointer-events: none;
  z-index: 99999;
  transition: opacity 0.3s ease, transform 0.3s ease;
  user-select: none;
}
#mode-toast.toast-show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* Blueprint interactive (sketch, drag, smudge, crinkle) */
body.blueprint .about-card,
body.blueprint .project-card,
body.blueprint .case,
body.blueprint .tl-item,
body.blueprint .skill-group,
body.blueprint .award-row,
body.blueprint .hero-title,
body.blueprint .hero-subtitle,
body.blueprint .section-title,
body.blueprint .section-description,
body.blueprint .section-label,
body.blueprint .nav-logo,
body.blueprint .nav-links,
body.blueprint .site-footer {
  filter: url(#bp-sketch);
}
body.blueprint [data-lucide],
body.blueprint svg {
  filter: url(#bp-sketch) drop-shadow(0 0 1px rgba(144, 202, 255, 0.5));
}
body.blueprint h1, body.blueprint h2, body.blueprint h3, body.blueprint h4,
body.blueprint p, body.blueprint span, body.blueprint a, body.blueprint li {
  text-shadow: 0.4px 0.4px 0 rgba(144, 202, 255, 0.35), -0.2px 0.2px 0 rgba(80, 160, 255, 0.2) !important;
}
body.blueprint a { pointer-events: none !important; }
body.blueprint [data-bp-drag] a { pointer-events: none !important; }
body.blueprint [data-bp-drag] {
  cursor: url('assets/icons/eraser_cursor.svg') 6 26, grab !important;
  user-select: none !important;
  position: relative;
  z-index: 1;
}
body.blueprint [data-bp-drag].bp-dragging {
  cursor: url('assets/icons/eraser_cursor.svg') 6 26, grabbing !important;
  z-index: 200 !important;
}
body.blueprint [data-bp-drag]:hover {
  outline: 1px dashed rgba(144, 202, 255, 0.45) !important;
  outline-offset: 5px;
}
body.blueprint .bp-smudged-1 { filter: blur(1.5px) !important; opacity: 0.72 !important; }
body.blueprint .bp-smudged-2 { filter: blur(3.5px) !important; opacity: 0.56 !important; }
body.blueprint .bp-smudged-3 { filter: blur(7px) !important; opacity: 0.38 !important; }
body.blueprint.bp-ruined,
body.blueprint.bp-ruined * {
  cursor: url('assets/icons/eraser_cursor.svg') 6 26, pointer !important;
}
.bp-ruined-overlay {
  position: fixed;
  inset: 0;
  z-index: 99998;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 10, 28, 0.72);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  animation: bp-overlay-in 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes bp-overlay-in { from { opacity: 0; } to { opacity: 1; } }
.bp-ruined-card {
  background: rgba(0, 22, 55, 0.94);
  border: 1.5px dashed rgba(144, 202, 255, 0.45);
  border-radius: 4px;
  padding: 44px 52px 40px;
  text-align: center;
  max-width: 380px;
  width: 90vw;
  font-family: 'Courier New', monospace !important;
  animation: bp-card-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
  position: relative;
}
@keyframes bp-card-in {
  from { opacity: 0; transform: scale(0.88) rotate(-1.5deg); }
  to   { opacity: 1; transform: scale(1) rotate(-0.4deg); }
}
.bp-ruined-stamp {
  font-size: 11px;
  letter-spacing: 5px;
  color: rgba(144, 202, 255, 0.35);
  margin-bottom: 18px;
  font-family: 'Courier New', monospace !important;
}
.bp-ruined-title {
  font-family: 'Courier New', monospace !important;
  font-size: 26px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 2px;
  margin: 0 0 10px;
  text-shadow: 0 0 24px rgba(144, 202, 255, 0.4);
  filter: url(#bp-sketch);
}
.bp-ruined-sub {
  font-family: 'Courier New', monospace !important;
  font-size: 11px;
  letter-spacing: 1.5px;
  color: rgba(144, 202, 255, 0.55);
  margin: 0 0 32px;
}
.bp-ruined-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.bp-btn {
  font-family: 'Courier New', monospace !important;
  font-size: 10px;
  letter-spacing: 2px;
  padding: 10px 22px;
  border-radius: 3px;
  cursor: url('assets/icons/eraser_cursor.svg') 6 26, pointer !important;
  border: 1.5px dashed;
  background: transparent;
  transition: background 0.18s, color 0.18s, border-color 0.18s;
  pointer-events: all !important;
  text-transform: lowercase;
}
.bp-btn-crinkle { color: #ffffff; border-color: rgba(144, 202, 255, 0.6); }
.bp-btn-crinkle:hover {
  background: rgba(144, 202, 255, 0.12);
  border-color: rgba(144, 202, 255, 1);
  color: #b8dfff;
}
.bp-btn-reset { color: rgba(144, 202, 255, 0.7); border-color: rgba(144, 202, 255, 0.25); }
.bp-btn-reset:hover {
  background: rgba(144, 202, 255, 0.07);
  border-color: rgba(144, 202, 255, 0.6);
  color: #ffffff;
}