:root {
  --ink: #10231f;
  --ink-soft: #2a403a;
  --muted: #5d726b;
  --paper: #f3f6f2;
  --paper-alt: #e6eee8;
  --line: rgba(16, 35, 31, 0.12);
  --accent: #0f7a63;
  --accent-deep: #0a5545;
  --hero-tint: rgba(8, 28, 24, 0.55);
  --max: 1080px;
  --font-display: "Syne", sans-serif;
  --font-body: "Manrope", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--accent-deep);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

.container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  backdrop-filter: blur(10px);
  background: rgba(243, 246, 242, 0.82);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(243, 246, 242, 0.94);
}

.header-inner {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4rem;
  gap: 1rem;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}

.nav {
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

.nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}

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

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  padding: 0.4rem 0.7rem;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
}

/* Hero — text-first, modest portrait */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--ink);
  background:
    radial-gradient(ellipse 70% 55% at 85% 20%, rgba(15, 122, 99, 0.16), transparent 60%),
    radial-gradient(ellipse 50% 45% at 10% 80%, rgba(10, 85, 69, 0.1), transparent 55%),
    linear-gradient(160deg, #eef4ef 0%, var(--paper) 45%, #dfeae3 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(16, 35, 31, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 35, 31, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 20%, transparent 75%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: min(100% - 2.5rem, var(--max));
  margin: 5.5rem auto 4rem;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(140px, 220px);
  gap: 2.5rem 3rem;
  align-items: center;
  animation: riseIn 0.9s ease-out both;
}

.hero-content {
  max-width: 36rem;
}

.hero-portrait {
  width: min(100%, 200px);
  justify-self: end;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 2px;
  box-shadow: 0 18px 40px rgba(16, 35, 31, 0.12);
  animation: riseIn 1.05s ease-out both;
}

.hero-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
  filter: saturate(0.92) contrast(1.02);
}

.hero-brand {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.95;
  color: var(--ink);
}

.hero-headline {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.8vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
  max-width: 18ch;
  color: var(--ink);
}

.hero-sub {
  margin: 0 0 1.75rem;
  font-size: 1.02rem;
  line-height: 1.55;
  color: var(--muted);
  max-width: 34rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.2rem;
  font-weight: 600;
  font-size: 0.92rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-primary {
  background: var(--accent);
  color: #f7faf8;
}

.btn-primary:hover {
  background: var(--accent-deep);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--ink-soft);
  border-color: rgba(16, 35, 31, 0.22);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent-deep);
}

/* Sections */
.section {
  padding: 5.5rem 0;
}

.section-alt {
  background: var(--paper-alt);
}

.eyebrow {
  margin: 0 0 0.6rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.section h2 {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.5vw, 2.6rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.lead {
  margin: 0;
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 42rem;
}

.lead.narrow {
  margin-bottom: 2rem;
}

.stat-row {
  margin-top: 2.75rem;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.25rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.stat-row strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-row span {
  color: var(--muted);
  font-size: 0.88rem;
}

.timeline,
.plain-list,
.project-list,
.pub-list,
.award-list,
.contact-list,
.chip-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.timeline {
  display: grid;
  gap: 1.75rem;
}

.timeline-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.35rem 1rem;
  margin-bottom: 0.35rem;
  font-size: 0.88rem;
}

.timeline-meta .place {
  font-weight: 600;
  color: var(--accent-deep);
}

.timeline-meta .when {
  color: var(--muted);
}

.timeline h3,
.project-list h4,
.pub-list h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.timeline p,
.project-list p,
.pub-list p {
  margin: 0;
  color: var(--ink-soft);
}

.timeline .note {
  margin-top: 0.45rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.subhead {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.subhead.spaced {
  margin-top: 0.5rem;
}

.plain-list li {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 0.2rem;
}

.plain-list span {
  color: var(--muted);
  font-size: 0.9rem;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip-list li {
  padding: 0.45rem 0.7rem;
  background: rgba(15, 122, 99, 0.08);
  color: var(--accent-deep);
  font-size: 0.86rem;
  font-weight: 500;
}

.project-list {
  display: grid;
  gap: 1.25rem;
}

.project-list li {
  padding: 1.25rem 0;
  border-top: 1px solid var(--line);
}

.project-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.project-list .meta {
  margin-bottom: 0.45rem;
  font-size: 0.86rem;
  color: var(--muted);
}

.pub-list {
  display: grid;
  gap: 1.5rem;
  counter-reset: pub;
}

.pub-list li {
  counter-increment: pub;
  padding-left: 2.5rem;
  position: relative;
}

.pub-list li::before {
  content: counter(pub);
  position: absolute;
  left: 0;
  top: 0.15rem;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.pub-list .tag {
  display: inline-block;
  margin-bottom: 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

.pub-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.65rem;
}

.pub-action {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.65rem;
  border: 1px solid rgba(16, 35, 31, 0.18);
  color: var(--accent-deep);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.pub-action:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(15, 122, 99, 0.06);
}

.more {
  margin-top: 2rem;
  color: var(--muted);
}

.award-list {
  display: grid;
  gap: 1rem;
}

.award-list li {
  display: grid;
  gap: 0.2rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.award-list strong {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}

.award-list span {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.contact-block .lead {
  margin-bottom: 2rem;
}

.contact-list {
  display: grid;
  gap: 1rem;
  max-width: 36rem;
}

.contact-list li {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: 1rem;
  padding: 0.9rem 0;
  border-top: 1px solid var(--line);
}

.contact-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.contact-list span {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 600;
}

.contact-list a {
  font-weight: 500;
  text-decoration: none;
}

.contact-list a:hover {
  text-decoration: underline;
}

.site-footer {
  padding: 1.75rem 0 2.25rem;
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  font-size: 0.9rem;
  color: var(--muted);
}

.visitor-stats {
  margin: 0;
  font-size: 0.86rem;
}

.visitor-stats strong {
  color: var(--ink-soft);
  font-weight: 700;
}

.vis-sep {
  margin: 0 0.35rem;
  opacity: 0.55;
}

.footer-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--accent);
}

/* Motion */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 860px) {
  .stat-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(243, 246, 242, 0.98);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 1.25rem 1rem;
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--line);
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 1.75rem;
    margin-top: 5rem;
    margin-bottom: 3rem;
  }

  .hero-portrait {
    width: 132px;
    justify-self: start;
    order: -1;
  }

  .contact-list li {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

@media (max-width: 560px) {
  .stat-row {
    grid-template-columns: 1fr 1fr;
  }

  .hero-brand {
    font-size: clamp(2.2rem, 11vw, 3rem);
  }

  .hero-portrait {
    width: 112px;
  }
}