/* aaronmorgan.dev — developer portfolio */

:root {
  --bg: #f6f7fb;
  --bg-elevated: #ffffff;
  --surface: #ffffff;
  --surface-2: #eef1f7;
  --line: #d8dee9;
  --line-soft: #e8ecf4;
  --text: #151821;
  --text-muted: #5c6478;
  --text-dim: #8b93a8;
  --accent: #2f6fed;
  --accent-soft: rgba(47, 111, 237, 0.1);
  --accent-ink: #ffffff;

  --radius: 12px;
  --radius-lg: 18px;
  --content: 1080px;
  --sans: "DM Sans", system-ui, sans-serif;
  --serif: "Newsreader", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background:
    radial-gradient(ellipse 70% 45% at 100% -5%, rgba(47, 111, 237, 0.06), transparent 55%),
    radial-gradient(ellipse 50% 35% at 0% 100%, rgba(99, 130, 255, 0.05), transparent 50%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }
a:hover { color: var(--accent); }

::selection {
  background: var(--accent-soft);
  color: var(--text);
}

.wrap {
  width: 100%;
  max-width: var(--content);
  margin: 0 auto;
  padding: 0 28px;
}

.mono {
  font-family: var(--mono);
  font-size: 0.92em;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  padding: 8px 12px;
  background: var(--surface);
  border-radius: 6px;
}
.skip:focus {
  left: 12px;
  top: 12px;
  z-index: 100;
}

/* Nav */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 247, 251, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  text-decoration: none;
  color: var(--text);
}

.brand-glyph {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: #fff;
  background: var(--accent);
  border-radius: 8px;
}

.brand-glyph.sm {
  width: 28px;
  height: 28px;
  font-size: 9px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-name { font-size: 15px; }
.brand-sub {
  font-size: 12px;
  color: var(--text-dim);
  font-weight: 400;
}

.nav-links {
  display: flex;
  gap: 2px;
}

.nav-links a {
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: 8px;
  text-decoration: none;
  transition: color 0.15s, background 0.15s;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links a[data-active="true"] {
  color: var(--text);
  background: var(--surface);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 9px;
  font-weight: 600;
  font-size: 14px;
  line-height: 1;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, transform 0.05s;
}

.btn:active { transform: translateY(1px); }

.btn-primary {
  color: #fff;
  background: var(--accent);
  border-color: rgba(47, 111, 237, 0.2);
  box-shadow: 0 1px 2px rgba(21, 24, 33, 0.06);
}

.btn-primary:hover {
  filter: brightness(1.05);
  color: #fff;
  box-shadow: 0 4px 14px rgba(47, 111, 237, 0.22);
}

.btn-ghost {
  color: var(--text);
  background: transparent;
  border-color: var(--line);
}

.btn-ghost:hover {
  background: var(--surface);
  color: var(--text);
}

.arrow { font-size: 14px; transition: transform 0.15s; }
.btn:hover .arrow { transform: translateX(3px); }

/* Section headers */

.section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  align-items: start;
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line-soft);
}

.section-num {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
  padding-top: 6px;
}

.section-head h2 {
  margin: 0 0 6px;
  font-family: var(--serif);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 500;
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 0;
  color: var(--text-muted);
  max-width: 52ch;
  font-size: 16px;
}

section { padding: 88px 0; }

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.02em;
}

/* Hero */

.hero {
  padding: 64px 0 88px;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 56px;
  align-items: start;
}

.hero-lead {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-main h1 {
  font-family: var(--serif);
  font-size: clamp(36px, 5.5vw, 58px);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0 0 24px;
  max-width: 14ch;
}

.hero-body {
  margin: 0 0 32px;
  color: var(--text-muted);
  font-size: 18px;
  max-width: 48ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-aside {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--bg-elevated);
  overflow: hidden;
}

.aside-block {
  padding: 22px 24px;
  border-bottom: 1px solid var(--line-soft);
}

.aside-block:last-child { border-bottom: none; }

.aside-label {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.aside-link {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
}

.aside-link:hover { color: #1d5ed4; }

.aside-block p {
  margin: 10px 0 0;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.55;
}

.aside-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.aside-list li {
  font-size: 14px;
  color: var(--text-muted);
  padding: 4px 0;
}

.aside-list a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 3px;
}

/* Work / projects */

.project-featured {
  display: grid;
  gap: 0;
  padding: 36px 40px;
  margin-bottom: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--accent);
}

.project-meta {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.project-tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #fff;
  background: var(--accent);
  padding: 4px 10px;
  border-radius: 4px;
}

.project-year {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
}

.project-body h3,
.project h3 {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 500;
  margin-bottom: 4px;
}

.project-body h3 a,
.project h3 a {
  text-decoration: none;
  color: var(--text);
}

.project-body h3 a:hover,
.project h3 a:hover { color: var(--accent); }

.project-url {
  margin: 0 0 16px;
  font-size: 13px;
}

.project-url a {
  color: var(--text-muted);
  text-decoration: none;
}

.project-url a:hover { color: var(--accent); }

.project-body > p,
.project > p {
  margin: 0 0 16px;
  color: var(--text-muted);
  font-size: 16px;
  max-width: 62ch;
}

.project-points {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.project-points li {
  padding-left: 18px;
  position: relative;
  color: var(--text-muted);
  font-size: 15px;
}

.project-points li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.project {
  padding: 28px;
  background: var(--bg-elevated);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  transition: border-color 0.15s;
}

.project:hover { border-color: var(--line); }

.project .project-meta { margin-bottom: 10px; }

.project h3 { font-size: 22px; }

/* Stack */

.stack { background: var(--surface-2); }

.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.stack-group {
  padding: 24px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--bg-elevated);
}

.stack-group h3 {
  font-size: 14px;
  font-family: var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 14px;
  font-weight: 500;
}

.stack-tags {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.stack-tags li {
  font-size: 14px;
  padding: 6px 12px;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: 6px;
  color: var(--text);
}

.stack-note {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.5;
}

/* Labs */

.lab-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.lab-list li {
  display: grid;
  grid-template-columns: 200px 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 16px 22px;
  border-bottom: 1px solid var(--line-soft);
  background: var(--bg-elevated);
}

.lab-list li:last-child { border-bottom: none; }
.lab-list li:hover { background: var(--surface); }

.lab-host { font-size: 14px; color: var(--text); }
.lab-desc { font-size: 14px; color: var(--text-muted); }

.lab-pill {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-dim);
}

/* Background */

.background-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
}

.bg-col h3 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 24px;
}

.timeline {
  margin: 0;
  padding: 0 0 0 20px;
  list-style: none;
  border-left: 1px solid var(--line);
}

.tl-item {
  padding: 0 0 32px 24px;
  position: relative;
}

.tl-item:last-child { padding-bottom: 0; }

.tl-item::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.tl-dates {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  display: block;
}

.tl-body h4 {
  font-size: 17px;
  margin: 6px 0 8px;
  font-weight: 600;
}

.tl-co { color: var(--text-muted); font-weight: 400; }

.tl-body p {
  margin: 0;
  color: var(--text-muted);
  font-size: 15px;
}

.edu-card {
  padding: 20px 22px;
  margin-bottom: 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.edu-card p { margin: 0 0 6px; font-size: 15px; }
.edu-card p:last-child { margin-bottom: 0; }

.edu-detail {
  color: var(--text-muted) !important;
  font-size: 14px !important;
}

.edu-foot {
  margin: 20px 0 0;
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.6;
  font-style: italic;
  font-family: var(--serif);
}

/* Contact */

.contact { padding-bottom: 100px; }

.contact-panel {
  padding: 52px 48px;
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.contact-panel h2 {
  font-family: var(--serif);
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 500;
  margin-bottom: 14px;
}

.contact-panel > p {
  margin: 0 auto 28px;
  max-width: 44ch;
  color: var(--text-muted);
}

.contact-meta {
  margin: 24px 0 0;
  font-size: 12px;
  color: var(--text-dim);
}

/* Footer */

footer {
  padding: 36px 0 48px;
  border-top: 1px solid var(--line-soft);
}

.foot {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: center;
}

.foot-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 14px;
}

.foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.foot-links a {
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: none;
}

.foot-links a:hover { color: var(--text); }

.foot-copy {
  text-align: right;
  font-size: 12px;
  color: var(--text-dim);
}

/* Responsive */

@media (max-width: 900px) {
  .hero-layout { grid-template-columns: 1fr; }
  .hero-main h1 { max-width: none; }
  .project-grid { grid-template-columns: 1fr; }
  .background-grid { grid-template-columns: 1fr; }
  .lab-list li { grid-template-columns: 1fr; gap: 6px; }
}

@media (max-width: 720px) {
  .nav-links { display: none; }
  .brand-sub { display: none; }
  section { padding: 64px 0; }
  .project-featured { padding: 28px 24px; }
  .contact-panel { padding: 36px 24px; }
  .foot {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .foot-links { justify-content: flex-start; }
  .foot-copy { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn:hover .arrow { transform: none; }
}

@media print {
  body { background: white; color: black; }
  .nav, .hero-actions, .project-actions, .btn { display: none; }
}