:root {
  --bg: #FAFAF9;
  --ink: #1A1C1E;
  --muted: #5D6268;
  --accent: #2547D0;
  --line: #E4E4E1;
  --tile: #F0F0EE;
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body: "Inter", -apple-system, "Segoe UI", Roboto, sans-serif;
  --accent-strong: #0D1A57;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #131518;
    --ink: #E9EAEC;
    --muted: #9BA1A8;
    --accent: #8FA7FF;
    --line: #2B2F34;
    --tile: #1B1E23;
    --accent-strong: #D9E1FF;
  }
}
:root[data-theme="dark"] {
  --bg: #131518;
  --ink: #E9EAEC;
  --muted: #9BA1A8;
  --accent: #8FA7FF;
  --line: #2B2F34;
  --tile: #1B1E23;
  --accent-strong: #D9E1FF;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-inner { animation: none !important; }
}
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
a { transition: color 0.15s ease; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.hero-links a:hover,
.contact-links a:hover { color: var(--accent);  }

.doc-link:hover,
.nav-name:hover { color: var(--accent-strong); }

.doc-link:hover,
.about-text a:hover,
.entry p a:hover {
  color: var(--accent-strong);
  text-decoration-thickness: 1px;
}

.photo-figure a { display: block; }
.photo-figure a img { transition: filter 0.15s ease, border-color 0.15s ease; }
.photo-figure a:hover img {
  filter: brightness(0.85);
  border-color: var(--accent);
}

.wrap { max-width: 44rem; margin: 0 auto; padding: 0 1.25rem; }

/* ---------- Nav ---------- */
header {
  position: sticky; top: 0; z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.9rem 0; flex-wrap: wrap;
}
.nav-name {
  font-family: var(--display); font-weight: 750; font-size: 1.05rem;
  text-decoration: none; letter-spacing: -0.01em;
}
.nav-links { display: flex; align-items: center; gap: 1.1rem; flex-wrap: wrap; }
.nav-links a {
  text-decoration: none; font-size: 0.92rem; color: var(--muted);
}
.nav-links a:hover { color: var(--ink); }
#theme-toggle {
  font: inherit; font-size: 0.92rem; color: var(--muted);
  background: none; border: 1px solid var(--line); border-radius: 999px;
  padding: 0.15rem 0.8rem; cursor: pointer;
}
#theme-toggle:hover { color: var(--ink); border-color: var(--muted); }

/* ---------- Hero ---------- */
.hero { padding: 5rem 0 4rem; }
.hero-inner { animation: rise 0.7s ease-out both; }
@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}
.hero-grid {
  display: grid; grid-template-columns: 1fr 215px;
  gap: 2.8rem; align-items: center;
}
.hero-photo {
  width: 100%; height: auto; display: block;
  border-radius: 12px; border: 1px solid var(--line);
}
@media (max-width: 640px) {
  .hero { padding-top: 3.5rem; }
  .hero-grid { grid-template-columns: 1fr; gap: 2rem; }
  .hero-photo { max-width: 190px; order: -1; }
}
.kicker { color: var(--muted); font-size: 0.95rem; margin-bottom: 1rem; }
h1 {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(2.5rem, 7.5vw, 3.6rem);
  line-height: 1.04; letter-spacing: -0.025em;
  margin-bottom: 1.4rem;
}
h1 .swim { color: var(--accent); }
.hero p { max-width: 38rem; color: var(--muted); }
.hero-links { display: flex; gap: 1.4rem; flex-wrap: wrap; margin-top: 1.8rem; font-size: 0.95rem; }
.hero-links a { color: var(--ink); text-decoration-color: var(--accent); text-underline-offset: 3px; }

/* ---------- Stats ---------- */
.stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
  padding: 2.2rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.stat b {
  display: block; font-family: var(--display); font-weight: 750;
  font-size: 1.9rem; letter-spacing: -0.02em; line-height: 1.2;
}
.stat span { color: var(--muted); font-size: 0.88rem; line-height: 1.4; display: block; margin-top: 0.2rem; }

/* ---------- Sections ---------- */
section { padding: 4.5rem 0 0; }
.label { color: var(--accent); font-size: 0.92rem; font-weight: 600; margin-bottom: 0.7rem; }
h2 {
  font-family: var(--display); font-weight: 750;
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  line-height: 1.15; letter-spacing: -0.02em; margin-bottom: 1.6rem;
}

.section-intro {
  max-width: 36rem;
  color: var(--muted);
  margin: -0.8rem 0 1.8rem;
}

/* ---------- About ---------- */
.about-text p + p { margin-top: 1rem; }

/* ---------- Photos ---------- */
.photo-figure { margin: 0; }
.photo-figure img {
  width: 100%; height: auto; display: block;
  border-radius: 10px; border: 1px solid var(--line);
}
.photo-figure figcaption {
  font-size: 0.82rem; color: var(--muted);
  margin-top: 0.45rem; line-height: 1.5;
}
.about-photo { margin-top: 2rem; }
.entry-photos {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1.1rem; margin-top: 1.2rem;
}
.entry-photos img { aspect-ratio: 3 / 2; object-fit: cover; }
.entry-photos.single { grid-template-columns: minmax(0, 300px); }
.entry-photos.single img { aspect-ratio: auto; }
.entry-photos.fit img { object-fit: contain; background: #fff; }
.photo-wide { grid-column: 1 / -1; }
.entry-photos .photo-wide img { aspect-ratio: auto; object-fit: fill; }
@media (max-width: 540px) {
  .entry-photos { grid-template-columns: 1fr; }
}

/* ---------- Projects ---------- */
.entry { border-top: 1px solid var(--line); padding: 1.7rem 0; }
.entry:last-of-type { border-bottom: 1px solid var(--line); }
.entry-head { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; flex-wrap: wrap; }
.entry h3 { font-family: var(--display); font-weight: 700; font-size: 1.22rem; letter-spacing: -0.015em; }
.entry time { color: var(--muted); font-size: 0.85rem; white-space: nowrap; }
.entry .role { color: var(--accent); font-size: 0.92rem; font-weight: 500; margin: 0.15rem 0 0.6rem; }
.entry p { color: var(--muted); font-size: 0.98rem; }
.entry .tools { margin-top: 0.6rem; font-size: 0.85rem; color: var(--muted); }
.entry .tools em { font-style: normal; color: var(--ink); }
.doc-link {
  display: inline-block; margin-top: 0.9rem;
  font-size: 0.92rem; font-weight: 500; color: var(--accent);
  text-decoration: underline; text-underline-offset: 3px;
}

/* ---------- Skills ---------- */
.skill-row { display: grid; grid-template-columns: 10rem 1fr; gap: 0.6rem 1.5rem; padding: 1rem 0; border-top: 1px solid var(--line); }
.skill-row:last-child { border-bottom: 1px solid var(--line); }
.skill-row b { font-family: var(--display); font-weight: 600; font-size: 0.98rem; }
.skill-row span { color: var(--muted); font-size: 0.95rem; }
@media (max-width: 540px) { .skill-row { grid-template-columns: 1fr; gap: 0.1rem; } }

/* ---------- Hobbies ---------- */
.hobbies { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 0.8rem; }
.hobby {
  background: var(--tile); border: 1px solid var(--line); border-radius: 10px;
  padding: 1.1rem 1rem; font-size: 0.92rem; line-height: 1.4;
}
.hobby span { display: block; font-size: 1.4rem; margin-bottom: 0.35rem; }

/* ---------- Contact ---------- */
.contact p:not(.label) { max-width: 36rem; color: var(--muted); }
.contact-links { margin-top: 1.4rem; display: flex; flex-direction: column; gap: 0.5rem; font-size: 1rem; }
.contact-links a { text-decoration-color: var(--accent); text-underline-offset: 3px; }
.loc { margin-top: 1.2rem; font-size: 0.9rem; color: var(--muted); }

footer {
  margin-top: 5rem; border-top: 1px solid var(--line);
  padding: 1.6rem 0 2.2rem; color: var(--muted); font-size: 0.88rem;
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
}