:root {
  --bg: #f3f6fa;
  --bg-strong: #e5ebf2;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: #ffffff;
  --surface-muted: #eef3f8;
  --text: #18212c;
  --text-soft: #4d5b6c;
  --heading: #0f1722;
  --line: rgba(24, 33, 44, 0.1);
  --accent: #29597f;
  --accent-strong: #16354f;
  --accent-soft: rgba(41, 89, 127, 0.12);
  --success: #1f5f4f;
  --shadow: 0 24px 60px rgba(11, 23, 39, 0.08);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --shell: min(1040px, calc(100vw - 2.25rem));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Sora", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(63, 118, 166, 0.08), transparent 28rem),
    linear-gradient(180deg, #f6f8fb 0%, #edf2f7 100%);
  color: var(--text);
  line-height: 1.7;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(24, 33, 44, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 33, 44, 0.025) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 90%);
  pointer-events: none;
  z-index: -1;
}

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

a {
  color: var(--accent-strong);
  text-decoration: none;
}

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

a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(41, 89, 127, 0.35);
  outline-offset: 3px;
}

p,
ul,
ol {
  margin: 0 0 1rem;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 1rem;
  line-height: 1.1;
  color: var(--heading);
}

h1 {
  font-size: clamp(2.2rem, 4.25vw, 4rem);
  letter-spacing: -0.06em;
}

h2 {
  font-size: clamp(1.6rem, 2.5vw, 2.35rem);
  letter-spacing: -0.04em;
}

h3 {
  font-size: 1.15rem;
  letter-spacing: -0.03em;
}

code,
.eyebrow,
.tag-list,
.site-brand__tag,
.hero-stats__label,
.post-meta,
.muted,
.detail-card__label {
  font-family: "IBM Plex Mono", monospace;
}

.shell {
  width: var(--shell);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  padding: 0.75rem 1rem;
  background: var(--heading);
  color: #fff;
  border-radius: 999px;
  z-index: 100;
}

.skip-link:focus {
  top: 1rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(243, 246, 250, 0.85);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 5.5rem;
}

.site-brand {
  display: grid;
  gap: 0.2rem;
}

.site-brand__name {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.site-brand__tag {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-soft);
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  display: inline-flex;
  padding: 0.7rem 0.95rem;
  border-radius: 999px;
  color: var(--text-soft);
  font-size: 0.95rem;
}

.site-nav a[aria-current="page"],
.site-nav a:hover {
  color: var(--heading);
  background: rgba(255, 255, 255, 0.72);
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 0.5rem;
}

.nav-toggle__line {
  display: block;
  width: 1.4rem;
  height: 2px;
  margin: 0.25rem 0;
  background: var(--heading);
}

.hero {
  padding: 4rem 0 2rem;
}

.hero__grid,
.page-hero__split,
.split-grid,
.project-layout,
.contact-grid,
.about-grid {
  display: grid;
  gap: 2rem;
}

.hero__grid {
  grid-template-columns: minmax(0, 1.15fr) minmax(240px, 0.75fr);
  align-items: start;
}

.hero__copy,
.card,
.media-frame,
.detail-card,
.callout {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.hero__copy {
  padding: 1.65rem;
  border-radius: var(--radius-lg);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  color: var(--accent-strong);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.eyebrow::before {
  content: "";
  width: 1.1rem;
  height: 1px;
  background: currentColor;
}

.hero__lede,
.page-hero__lede {
  font-size: clamp(1rem, 1.6vw, 1.16rem);
  color: var(--text-soft);
  max-width: 48rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.72rem 1.05rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--accent-strong);
  color: #fff;
  font-weight: 600;
}

.button:hover {
  color: #fff;
  background: var(--accent);
}

.button--secondary {
  background: rgba(255, 255, 255, 0.78);
  color: var(--heading);
  border-color: var(--line);
}

.button--secondary:hover {
  background: #fff;
  color: var(--heading);
}

.hero-stats {
  display: grid;
  gap: 0.85rem;
}

.hero-stats__panel,
.callout,
.card,
.detail-card {
  padding: 1.15rem;
  border-radius: var(--radius-md);
}

.hero-stats__value {
  display: block;
  font-size: 1.55rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--heading);
}

.hero-stats__label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-soft);
}

.hero-stats__text {
  margin-top: 0.5rem;
  color: var(--text-soft);
}

.section {
  padding: 1.5rem 0 3.25rem;
}

.section__heading,
.section__intro {
  max-width: 48rem;
}

.section__heading {
  margin-bottom: 0.6rem;
}

.section__intro {
  color: var(--text-soft);
  margin-bottom: 1.5rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem;
}

.grid > * {
  grid-column: span 12;
}

.grid--three > * {
  grid-column: span 4;
}

.grid--two > * {
  grid-column: span 6;
}

.card h3 a {
  color: var(--heading);
}

.card p:last-child,
.card ul:last-child {
  margin-bottom: 0;
}

.eyebrow-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.8rem;
}

.muted {
  color: var(--text-soft);
  font-size: 0.8rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.tag-list li {
  padding: 0.4rem 0.65rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 0.76rem;
}

.list-clean,
.detail-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.list-clean li + li,
.detail-list li + li {
  margin-top: 0.7rem;
}

.media-frame {
  overflow: hidden;
  border-radius: var(--radius-lg);
  padding: 1rem;
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: calc(var(--radius-lg) - 10px);
}

.project-card,
.post-card {
  height: 100%;
}

.project-card__media {
  display: block;
  overflow: hidden;
  border-radius: calc(var(--radius-md) - 4px);
  margin-bottom: 1rem;
}

.project-card__media img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.project-card__body {
  display: grid;
  gap: 0.3rem;
}

.callout {
  display: grid;
  gap: 0.7rem;
}

.page-hero {
  padding: 3.15rem 0 1rem;
}

.page-hero__split {
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  align-items: center;
}

.page-section {
  padding: 0.75rem 0 3rem;
}

.prose-flow > * + * {
  margin-top: 1rem;
}

.prose-flow ul,
.prose-flow ol {
  padding-left: 1.2rem;
}

.prose-flow li + li {
  margin-top: 0.5rem;
}

.resume-block + .resume-block {
  margin-top: 2rem;
}

.timeline {
  display: grid;
  gap: 0.85rem;
}

.timeline-item {
  padding: 1.15rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
}

.timeline-item__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.55rem;
}

.timeline-item__meta p {
  margin: 0;
}

.contact-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.project-layout {
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
  align-items: start;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 2rem 0 3rem;
}

.site-footer__inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem 2rem;
}

.site-footer__title {
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.site-footer__text {
  color: var(--text-soft);
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1rem;
}

.detail-card {
  align-self: start;
  position: sticky;
  top: 7rem;
}

.detail-card__label {
  margin-bottom: 0.35rem;
  font-size: 0.75rem;
  color: var(--text-soft);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.post-meta {
  color: var(--text-soft);
  margin-bottom: 0;
}

.empty-state {
  padding: 1.4rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  border: 1px dashed var(--line);
}

.feed-card {
  height: 100%;
}

@media (max-width: 1024px) {
  .hero__grid,
  .page-hero__split,
  .project-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .grid--three > *,
  .grid--two > * {
    grid-column: span 12;
  }

  .detail-card {
    position: static;
  }

  .hero {
    padding-top: 3.2rem;
  }
}

@media (max-width: 780px) {
  .site-header__inner {
    flex-wrap: wrap;
    padding: 0.9rem 0;
  }

  .nav-toggle {
    display: inline-block;
    margin-left: auto;
  }

  .site-nav {
    width: 100%;
    display: none;
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0.2rem;
    padding-bottom: 0.35rem;
  }

  .site-nav a {
    width: 100%;
    justify-content: center;
  }

  .site-footer__inner {
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .hero {
    padding-top: 2.7rem;
  }

  .hero__copy,
  .card,
  .callout,
  .detail-card,
  .media-frame {
    padding: 1rem;
  }

  .button-row {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}