@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,650;9..144,700&family=Sora:wght@400;500;600;700&display=swap");

:root {
  --ink: #0e1524;
  --ink-soft: #1a2438;
  --fog: #e8eef6;
  --paper: #f7f9fc;
  --line: rgba(14, 21, 36, 0.1);
  --muted: #5b6b82;
  --fg: #152033;
  --accent: #0f7a6e;
  --accent-deep: #0a5a51;
  --glow: rgba(15, 122, 110, 0.35);
  --max: 720px;
  --wide: 1080px;
  --font-display: "Fraunces", Georgia, serif;
  --font-ui: "Sora", "Helvetica Neue", sans-serif;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font-ui);
  color: var(--fg);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(15, 122, 110, 0.08), transparent 55%),
    radial-gradient(900px 420px at 100% 0%, rgba(26, 36, 56, 0.06), transparent 50%),
    linear-gradient(180deg, #eef3f8 0%, var(--paper) 28%, var(--paper) 100%);
  line-height: 1.7;
  font-size: 17px;
  min-height: 100vh;
}

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

a {
  color: var(--accent-deep);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

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

/* —— Header —— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(247, 249, 252, 0.82);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  max-width: var(--wide);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}

.brand:hover {
  color: var(--accent-deep);
  text-decoration: none;
}

.site-nav {
  display: flex;
  gap: 8px 22px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-nav a {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--ink);
}

/* —— Hero —— */
.hero {
  position: relative;
  overflow: hidden;
  color: var(--fog);
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(15, 122, 110, 0.28), transparent 55%),
    radial-gradient(ellipse 50% 70% at 15% 80%, rgba(90, 140, 200, 0.15), transparent 50%),
    linear-gradient(155deg, #0a101c 0%, #121c30 48%, #0e1a28 100%);
  min-height: min(92vh, 820px);
  display: flex;
  align-items: flex-end;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(232, 238, 246, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 238, 246, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 65% at 50% 40%, #000 20%, transparent 75%);
  pointer-events: none;
  animation: grid-drift 28s linear infinite;
}

.hero::after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  right: -60px;
  top: 12%;
  border-radius: 50%;
  border: 1px solid rgba(232, 238, 246, 0.12);
  box-shadow: 0 0 0 48px rgba(232, 238, 246, 0.03);
  pointer-events: none;
  animation: ring-pulse 8s ease-in-out infinite;
}

@keyframes grid-drift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(56px, 28px, 0); }
}

@keyframes ring-pulse {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.04); }
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--wide);
  width: 100%;
  margin: 0 auto;
  padding: 88px 24px 72px;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 4.8rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.05;
  margin: 0 0 18px;
  color: #f4f7fb;
  animation: rise 0.9s ease both;
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.8vw, 1.85rem);
  font-weight: 500;
  line-height: 1.3;
  max-width: 18ch;
  margin: 0 0 14px;
  color: rgba(232, 238, 246, 0.92);
  animation: rise 0.9s ease 0.12s both;
}

.hero__lede {
  margin: 0 0 28px;
  max-width: 36ch;
  color: rgba(232, 238, 246, 0.68);
  font-size: 1.02rem;
  animation: rise 0.9s ease 0.22s both;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  animation: rise 0.9s ease 0.32s both;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  font-family: var(--font-ui);
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: 4px;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.btn:hover { text-decoration: none; transform: translateY(-1px); }

.btn--primary {
  background: var(--accent);
  color: #f7fffd;
}

.btn--primary:hover {
  background: #129487;
  color: #fff;
}

.btn--ghost {
  background: transparent;
  color: var(--fog);
  border-color: rgba(232, 238, 246, 0.28);
}

.btn--ghost:hover {
  border-color: rgba(232, 238, 246, 0.55);
  color: #fff;
}

.btn--outline {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

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

/* —— Sections —— */
.section {
  max-width: var(--wide);
  margin: 0 auto;
  padding: 72px 24px;
}

.section__head {
  margin-bottom: 36px;
  max-width: 36rem;
}

.section__head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.35rem);
  font-weight: 650;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
  color: var(--ink);
}

.section__head p {
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
}

/* —— Post list —— */
.post-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0;
}

.post-item {
  padding: 28px 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 20px 28px;
  align-items: start;
  transition: background 0.25s ease;
}

.post-item:last-child { border-bottom: 1px solid var(--line); }

.post-item:hover {
  background: linear-gradient(90deg, rgba(15, 122, 110, 0.04), transparent 70%);
}

.post-date {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: 6px;
}

.post-title {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  font-weight: 650;
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: var(--ink);
  text-decoration: none;
  display: inline;
}

.post-title:hover {
  color: var(--accent-deep);
  text-decoration: none;
}

.post-meta {
  margin: 8px 0 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.post-excerpt {
  margin: 10px 0 0;
  color: #3d4d66;
  font-size: 0.98rem;
  max-width: 58ch;
}

.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--accent-deep);
  background: rgba(15, 122, 110, 0.1);
  padding: 3px 8px;
  border-radius: 3px;
  margin-right: 6px;
}

/* —— Article —— */
main.article,
main.page {
  max-width: var(--max);
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.article-kicker {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
  margin-bottom: 18px;
  font-size: 0.82rem;
  color: var(--muted);
}

.article h1,
.page h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.03em;
  margin: 0 0 16px;
  color: var(--ink);
}

.article .meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 28px;
}

.article .featured {
  width: 100%;
  border-radius: 6px;
  margin: 8px 0 36px;
  box-shadow: 0 18px 40px rgba(14, 21, 36, 0.1);
}

.content {
  font-size: 1.05rem;
  color: #243247;
}

.content > *:first-child { margin-top: 0; }

.content h2 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  margin: 2.4rem 0 0.8rem;
  color: var(--ink);
}

.content h3 {
  font-family: var(--font-display);
  font-size: 1.22rem;
  font-weight: 650;
  margin: 2rem 0 0.65rem;
  color: var(--ink);
}

.content p,
.content li { margin-bottom: 1rem; }

.content ul,
.content ol { padding-left: 1.25rem; }

.content img {
  border-radius: 6px;
  margin: 1.5rem 0;
  box-shadow: 0 10px 28px rgba(14, 21, 36, 0.08);
}

.content pre {
  background: var(--ink);
  color: #d7e2f0;
  padding: 18px 20px;
  overflow-x: auto;
  border-radius: 6px;
  font-size: 0.88rem;
  line-height: 1.55;
}

.content code {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  background: rgba(14, 21, 36, 0.06);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.88em;
}

.content pre code {
  background: none;
  padding: 0;
  color: inherit;
}

.content blockquote {
  margin: 1.75rem 0;
  padding: 4px 0 4px 20px;
  border-left: 3px solid var(--accent);
  color: #3a4a62;
  font-family: var(--font-display);
  font-size: 1.12rem;
}

.content table {
  border-collapse: collapse;
  width: 100%;
  margin: 1.5rem 0;
  font-size: 0.92rem;
}

.content th,
.content td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
}

.content th { background: rgba(14, 21, 36, 0.04); }

.content figure { margin: 1.75rem 0; }

.content figcaption {
  color: var(--muted);
  font-size: 0.88rem;
  text-align: center;
  margin-top: 8px;
}

.content hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 2rem 0;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 48px;
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--muted);
}

.back-link:hover { color: var(--accent-deep); }

/* —— About —— */
.about-intro {
  display: grid;
  grid-template-columns: minmax(180px, 240px) 1fr;
  gap: 36px 48px;
  align-items: start;
  margin: 36px 0 8px;
}

.about-photo {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 20px 50px rgba(14, 21, 36, 0.14);
}

.about-identity h1 { margin-bottom: 8px; }

.about-location {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 0.92rem;
}

.social-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page .lede {
  font-size: 1.15rem;
  color: #3a4a62;
  max-width: 42ch;
}

.page-section {
  margin-top: 52px;
  padding-top: 36px;
  border-top: 1px solid var(--line);
}

.page-section h2 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
  color: var(--ink);
}

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

.focus-list li {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.focus-list li:first-child { border-top: 1px solid var(--line); }

.focus-list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 650;
  color: var(--ink);
  margin-bottom: 4px;
}

.focus-list span {
  color: #3d4d66;
  font-size: 0.98rem;
}

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

.timeline li {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 12px 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.timeline li:first-child { border-top: 1px solid var(--line); }

.timeline time {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: 4px;
}

.timeline h3 {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 650;
  margin: 0 0 4px;
  color: var(--ink);
}

.timeline p {
  margin: 0;
  color: #3d4d66;
  font-size: 0.96rem;
}

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

.cred-list li {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  color: #243247;
}

.cred-list li:first-child { border-top: 1px solid var(--line); }

.cred-list strong { color: var(--ink); }

.award-note {
  margin: 0;
  color: #3d4d66;
  max-width: 52ch;
}

.contact-panel {
  margin-top: 28px;
  padding: 28px;
  background: linear-gradient(145deg, rgba(15, 122, 110, 0.08), rgba(14, 21, 36, 0.03));
  border: 1px solid var(--line);
  border-radius: 8px;
}

.contact-panel p { margin: 0 0 16px; color: var(--muted); }

.contact-panel a.btn { margin-top: 4px; }

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* —— Footer —— */
.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.45);
}

.site-footer__inner {
  max-width: var(--wide);
  margin: 0 auto;
  padding: 28px 24px 48px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
  color: var(--muted);
  font-size: 0.88rem;
}

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

.site-footer a:hover { color: var(--ink); }

@media (max-width: 720px) {
  .post-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .post-date { padding-top: 0; }

  .hero__inner { padding: 72px 20px 56px; }

  .hero { min-height: min(88vh, 680px); }

  .about-intro {
    grid-template-columns: 1fr;
  }

  .about-photo {
    max-width: 240px;
  }

  .timeline li {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}