/* ============================================
   William Hartigan — Personal Site
   Editorial dark mode w/ orange accent
   ============================================ */

/* ---------- TOKENS ---------- */
:root {
  --bg: #161616;
  --bg-elev: #202020;
  --ink: #ededed;
  --ink-dim: #9a9a95;
  --ink-faint: #4a4a45;
  --rule: #2a2a28;
  --accent: #ff6b35;          /* warm orange */
  --accent-soft: rgba(255, 107, 53, 0.08);
  --accent-glow: rgba(255, 107, 53, 0.35);

  --serif: "Fraunces", "Times New Roman", serif;
  --reading: "Newsreader", "Iowan Old Style", "Georgia", "Times New Roman", serif;
  --sans:  "Newsreader", "Iowan Old Style", "Georgia", -apple-system, BlinkMacSystemFont, serif;
  --mono:  "IBM Plex Mono", ui-monospace, "SF Mono", monospace;

  --maxw: 1320px;
  --gutter: clamp(20px, 4vw, 60px);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--reading);
  font-weight: 400;
  font-size: 18px;
  line-height: 1.6;
  font-variation-settings: "opsz" 16;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* subtle grain overlay */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: .035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 1 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

::selection { background: var(--accent); color: #000; }

a { color: inherit; }

.accent { color: var(--accent) !important; }

/* ---------- AMBIENT BACKGROUND GLOWS ---------- */
.bg-aura {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.aura {
  position: absolute;
  border-radius: 50%;
  filter: blur(110px);
  will-change: transform;
}
.aura-1 {
  width: 60vw;
  height: 60vw;
  max-width: 760px;
  max-height: 760px;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.11), transparent 65%);
  top: -18%;
  left: -12%;
  animation: drift1 38s ease-in-out infinite;
}
.aura-2 {
  width: 52vw;
  height: 52vw;
  max-width: 680px;
  max-height: 680px;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.09), transparent 70%);
  bottom: -15%;
  right: -15%;
  animation: drift2 46s ease-in-out infinite;
}
.aura-3 {
  width: 42vw;
  height: 42vw;
  max-width: 540px;
  max-height: 540px;
  background: radial-gradient(circle, rgba(255, 145, 95, 0.07), transparent 70%);
  top: 38%;
  left: 28%;
  animation: drift3 54s ease-in-out infinite;
}

@keyframes drift1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(8%, 12%) scale(1.08); }
}
@keyframes drift2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(-10%, -8%) scale(1.06); }
}
@keyframes drift3 {
  0%, 100% { transform: translate(0, 0) scale(0.95); }
  50%      { transform: translate(-12%, 10%) scale(1.1); }
}

/* Keep content above the auras */
main, footer { position: relative; z-index: 1; }

/* ---------- TOP BAR ---------- */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--ink-dim);
  background: rgba(22,22,22,.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}
.topbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}
.topbar-left { display: flex; align-items: center; gap: 10px; }
.blink {
  width: 7px; height: 7px;
  background: var(--accent);
  border-radius: 50%;
  animation: blink 1.6s ease-in-out infinite;
  box-shadow: 0 0 10px var(--accent-glow);
}
@keyframes blink { 50% { opacity: .25; } }

.topbar nav { display: flex; gap: 22px; }
.topbar nav a { color: var(--ink-dim); text-decoration: none; transition: color .2s; }
.topbar nav a:hover { color: var(--accent); }

.topbar-right { display: flex; gap: 16px; }

/* ---------- LAYOUT ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }

.section-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}
.section-label::before {
  content: "";
  width: 36px; height: 1px;
  background: var(--accent);
}
.section-num { font-family: var(--mono); color: var(--ink-faint); }

/* ---------- HERO ---------- */
.hero {
  min-height: 100svh;
  padding: 110px var(--gutter) 60px;
  display: grid;
  grid-template-columns: 1fr;
  align-content: end;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  width: 900px; height: 900px;
  top: 8%; right: -250px;
  background: radial-gradient(circle, var(--accent-soft), transparent 60%);
  border-radius: 50%;
  pointer-events: none;
  filter: blur(20px);
}
.hero-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 70px;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--ink-dim);
  border-top: 1px solid var(--rule);
  padding-top: 24px;
}
.hero-meta .label { color: var(--ink-faint); margin-bottom: 6px; }
.hero-meta .val { color: var(--ink); font-size: 12px; }

.hero h1 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(56px, 14vw, 220px);
  line-height: .88;
  letter-spacing: -.045em;
  margin-bottom: 36px;
  font-variation-settings: "opsz" 144, "SOFT" 30;
}
.hero h1 .it {
  font-style: italic;
  font-weight: 300;
  color: var(--accent);
}

.hero-tag {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: end;
  border-top: 1px solid var(--rule);
  padding-top: 24px;
}
.hero-tag p {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(19px, 2.2vw, 26px);
  line-height: 1.45;
  max-width: 640px;
  color: var(--ink-dim);
  font-variation-settings: "opsz" 36, "SOFT" 60;
}
.hero-tag p strong { color: var(--ink); font-style: italic; font-weight: 500; }
.hero-arrow {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--ink-dim);
  text-align: right;
  white-space: nowrap;
}
.hero-arrow .ar {
  display: block;
  font-size: 32px;
  color: var(--accent);
  margin-bottom: 4px;
  animation: bounce 2s ease-in-out infinite;
}
@keyframes bounce { 50% { transform: translateY(8px); } }

/* ---------- ABOUT ---------- */
.about {
  padding: 130px var(--gutter);
  border-top: 1px solid var(--rule);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
}
.about h2 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(30px, 4vw, 56px);
  line-height: 1.05;
  letter-spacing: -.025em;
  font-variation-settings: "opsz" 144, "SOFT" 50;
}
.about h2 em { font-style: italic; color: var(--accent); }
.about-body p {
  font-family: var(--reading);
  font-size: 19px;
  line-height: 1.7;
  color: var(--ink);
  margin-bottom: 22px;
  font-variation-settings: "opsz" 18;
}
.about-body p:last-child { color: var(--ink-dim); font-style: italic; }

/* ---------- EXPERIENCE ---------- */
.exp {
  padding: 130px var(--gutter);
  border-top: 1px solid var(--rule);
}
.exp-list { display: flex; flex-direction: column; }
.job {
  display: grid;
  grid-template-columns: 180px 1fr 1fr;
  gap: 40px;
  padding: 48px 0;
  border-top: 1px solid var(--rule);
  position: relative;
}
.job:last-child { border-bottom: 1px solid var(--rule); }
.job::after {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width .6s cubic-bezier(.2,.7,.2,1);
}
.job:hover::after { width: 100%; }
.job-date {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-dim);
  letter-spacing: .04em;
  padding-top: 6px;
}
.job-role {
  font-family: var(--serif);
  font-size: clamp(26px, 3.2vw, 40px);
  line-height: 1.05;
  font-weight: 300;
  letter-spacing: -.02em;
  font-variation-settings: "opsz" 144, "SOFT" 40;
}
.job-role .at { color: var(--ink-faint); font-style: italic; }
.job-role .org { color: var(--ink); font-style: italic; }
.job-desc {
  color: var(--ink-dim);
  font-family: var(--reading);
  font-size: 17px;
  line-height: 1.7;
  font-variation-settings: "opsz" 16;
}
.job-desc ul { list-style: none; }
.job-desc li {
  padding-left: 22px;
  position: relative;
  margin-bottom: 12px;
  color: var(--ink);
}
.job-desc li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: var(--mono);
}

/* ---------- PROJECTS ---------- */
.projects {
  padding: 130px var(--gutter);
  border-top: 1px solid var(--rule);
  background: var(--bg-elev);
}
.proj-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.proj {
  background: var(--bg);
  border: 1px solid var(--rule);
  padding: 36px 32px 32px;
  position: relative;
  overflow: hidden;
  transition: border-color .3s ease;
}
.proj:hover { border-color: var(--accent); }
.proj::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s cubic-bezier(.2,.7,.2,1);
}
.proj:hover::before { transform: scaleX(1); }
.proj-tag {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--accent);
  margin-bottom: 24px;
  display: flex;
  justify-content: space-between;
  gap: 8px;
}
.proj-tag .status { color: var(--ink-faint); }
.proj-tag .status.active { color: var(--accent); }
.proj h3 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.2;
  letter-spacing: -.02em;
  margin-bottom: 18px;
  font-variation-settings: "opsz" 144, "SOFT" 50;
}
.proj h3 em { font-style: italic; color: var(--accent); }
.proj p {
  color: var(--ink-dim);
  font-family: var(--reading);
  font-size: 17px;
  line-height: 1.7;
  margin-bottom: 24px;
  font-variation-settings: "opsz" 16;
}
.proj-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
}
.proj-stack span {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 5px 10px;
  border: 1px solid var(--rule);
  color: var(--ink-dim);
  border-radius: 999px;
}

/* ---------- EDUCATION + SKILLS ---------- */
.edu-skills {
  padding: 130px var(--gutter);
  border-top: 1px solid var(--rule);
}
.edu-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: start;
}
.edu-block {
  margin-bottom: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--rule);
}
.edu-block:last-child { border-bottom: 0; padding-bottom: 0; }
.edu-block .where {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
  flex-wrap: wrap;
  gap: 12px;
}
.edu-block h4 {
  font-family: var(--serif);
  font-size: clamp(22px, 2.2vw, 30px);
  font-weight: 300;
  letter-spacing: -.02em;
  line-height: 1.1;
  font-variation-settings: "opsz" 144, "SOFT" 50;
}
.edu-block .when {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-dim);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.edu-block .deg {
  color: var(--accent);
  font-style: italic;
  font-family: var(--serif);
  margin-bottom: 18px;
  font-size: 17px;
}
.courses {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px 18px;
}
.courses li {
  list-style: none;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-dim);
  padding: 5px 0;
  border-bottom: 1px dashed transparent;
  transition: color .2s, border-color .2s;
}
.courses li:hover { color: var(--ink); border-bottom-color: var(--rule); }
.courses li .code { color: var(--ink-faint); margin-right: 8px; }

.skills-side h3 {
  font-family: var(--serif);
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 300;
  letter-spacing: -.02em;
  line-height: 1.05;
  margin-bottom: 32px;
  font-variation-settings: "opsz" 144, "SOFT" 50;
}
.skills-side h3 em { font-style: italic; color: var(--accent); }
.skill-row {
  padding: 18px 0;
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 16px;
  transition: padding-left .3s ease;
}
.skill-row:last-child { border-bottom: 1px solid var(--rule); }
.skill-row:hover { padding-left: 12px; }
.skill-row .name { font-family: var(--reading); font-size: 18px; font-weight: 500; font-variation-settings: "opsz" 18; }
.skill-row .level {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--accent);
}

/* ---------- CONTACT ---------- */
.contact {
  padding: 150px var(--gutter) 90px;
  border-top: 1px solid var(--rule);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.contact::before {
  content: "";
  position: absolute;
  width: 1100px; height: 1100px;
  top: -50%; left: 50%; transform: translateX(-50%);
  background: radial-gradient(circle, var(--accent-soft), transparent 50%);
  pointer-events: none;
}
.contact .small {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
  position: relative;
  z-index: 2;
}
.contact h2 {
  font-family: var(--serif);
  font-size: clamp(48px, 9vw, 140px);
  font-weight: 300;
  line-height: .95;
  letter-spacing: -.04em;
  margin-bottom: 40px;
  font-variation-settings: "opsz" 144, "SOFT" 30;
  position: relative;
  z-index: 2;
}
.contact h2 em { font-style: italic; color: var(--accent); }
.contact-links {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 30px;
  position: relative;
  z-index: 2;
}
.contact-links a {
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--rule);
  padding: 16px 28px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  text-transform: uppercase;
  transition: all .3s ease;
  position: relative;
  overflow: hidden;
  min-height: 48px;       /* tap-target */
  display: inline-flex;
  align-items: center;
}
.contact-links a::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: translateY(101%);
  transition: transform .35s cubic-bezier(.2,.7,.2,1);
  z-index: -1;
}
.contact-links a:hover { color: #000; border-color: var(--accent); }
.contact-links a:hover::before { transform: translateY(0); }

/* Email copy-to-clipboard interaction */
.copy-email { position: relative; cursor: pointer; }
.copy-email .email-text,
.copy-email .email-copied {
  display: inline-block;
  transition: transform .35s cubic-bezier(.2,.7,.2,1), opacity .25s ease;
}
.copy-email .email-copied {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(8px);
  color: #000;
  background: var(--accent);
  pointer-events: none;
}
.copy-email.is-copied .email-text { opacity: 0; transform: translateY(-8px); }
.copy-email.is-copied .email-copied { opacity: 1; transform: translateY(0); }
.copy-email.is-copied { border-color: var(--accent); }

/* ---------- FOOTER ---------- */
footer {
  padding: 30px var(--gutter);
  border-top: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--ink-faint);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- ANIMATIONS ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s cubic-bezier(.2,.7,.2,1), transform .9s cubic-bezier(.2,.7,.2,1);
}
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }
.reveal.d4 { transition-delay: .32s; }
.reveal.d5 { transition-delay: .40s; }

.h-load {
  opacity: 0;
  transform: translateY(20px);
  animation: hLoad 1.1s cubic-bezier(.2,.7,.2,1) forwards;
}
.h-load.l1 { animation-delay: .1s; }
.h-load.l2 { animation-delay: .25s; }
.h-load.l3 { animation-delay: .55s; }
.h-load.l4 { animation-delay: .8s; }
@keyframes hLoad { to { opacity: 1; transform: translateY(0); } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
  .h-load { opacity: 1; transform: none; }
}

/* ============================================
   RESPONSIVE — TABLET
   ============================================ */
@media (max-width: 980px) {
  .topbar nav { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .edu-grid { grid-template-columns: 1fr; gap: 60px; }
  .job { grid-template-columns: 1fr; gap: 18px; }
  .job-date { padding-top: 0; }
  .about, .exp, .projects, .edu-skills { padding: 90px var(--gutter); }
  .contact { padding: 110px var(--gutter) 70px; }
}

/* ============================================
   RESPONSIVE — MOBILE
   ============================================ */
@media (max-width: 720px) {
  /* Topbar — keep it slim, drop the location text */
  .topbar { font-size: 10px; }
  .topbar-inner { padding: 12px var(--gutter); gap: 12px; }
  .topbar-left span:not(.blink) { font-size: 10px; }
  .topbar .loc { display: none; }
  #clock { font-size: 10px; }

  /* Hero */
  .hero { padding: 100px var(--gutter) 50px; }
  .hero-meta {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    margin-bottom: 50px;
  }
  .hero-meta .val { font-size: 13px; }
  .hero h1 { margin-bottom: 28px; }
  .hero-tag { grid-template-columns: 1fr; gap: 28px; }
  .hero-tag p { line-height: 1.45; }
  .hero-arrow { text-align: left; }
  .hero-arrow .ar { display: inline-block; margin-right: 10px; vertical-align: middle; }

  /* Reduce vertical padding so phones don't feel like endless scrolling */
  .about, .exp, .projects, .edu-skills { padding: 70px var(--gutter); }
  .contact { padding: 90px var(--gutter) 60px; }

  /* Section labels */
  .section-label { margin-bottom: 24px; }

  /* About — bigger body text, generous line height */
  .about-body p { font-size: 17.5px; line-height: 1.75; }

  /* Experience — vertical card feel */
  .job { padding: 36px 0; gap: 14px; }
  .job-date { font-size: 11px; }
  .job-desc { font-size: 16.5px; line-height: 1.7; }
  .job-desc li { margin-bottom: 12px; }

  /* Projects — single column, comfy padding */
  .proj-grid { grid-template-columns: 1fr; gap: 16px; }
  .proj { padding: 28px 24px 24px; }
  .proj p { font-size: 16.5px; line-height: 1.7; }
  .proj-tag { font-size: 10px; }

  /* Education */
  .edu-block { margin-bottom: 36px; padding-bottom: 36px; }
  .courses { grid-template-columns: 1fr; gap: 4px; }
  .courses li { font-size: 12px; padding: 6px 0; }

  /* Contact — full-width buttons stack cleanly */
  .contact h2 { margin-bottom: 28px; }
  .contact-links { flex-direction: column; gap: 8px; align-items: stretch; }
  .contact-links a { padding: 18px 20px; justify-content: center; font-size: 12px; }

  /* Footer */
  footer { font-size: 10px; flex-direction: column; align-items: flex-start; gap: 6px; }
}

/* Very small phones */
@media (max-width: 380px) {
  :root { --gutter: 18px; }
  .topbar-left span:not(.blink) { display: none; }
  .topbar-left::after { content: "WH"; color: var(--ink); font-size: 11px; }
  .hero h1 { font-size: 52px; }
  .hero-meta { grid-template-columns: 1fr; }
}