:root {
  --bg: #f8f8f8;
  --bg-strong: #efefef;
  --bg-deep: #e3e3e3;
  --ink: #0f0f0f;
  --muted: #4a4a4a;
  --line: #1a1a1a;
  --card: #ffffff;
  --orb-a: #ffffff;
  --orb-b: #dedede;
  --hero-grad-start: #ffffff;
  --hero-grad-end: #f3f3f3;
  --contact-grad-start: #ffffff;
  --contact-grad-end: #f2f2f2;
  --btn-bg: #ffffff;
  --btn-bg-hover: #ececec;
  --max-width: 1120px;
}

:root[data-theme="dark"] {
  --bg: #121212;
  --bg-strong: #181818;
  --bg-deep: #1f1f1f;
  --ink: #f3f3f3;
  --muted: #bbbbbb;
  --line: #d0d0d0;
  --card: #161616;
  --orb-a: #2a2a2a;
  --orb-b: #1c1c1c;
  --hero-grad-start: #181818;
  --hero-grad-end: #101010;
  --contact-grad-start: #171717;
  --contact-grad-end: #121212;
  --btn-bg: #151515;
  --btn-bg-hover: #2a2a2a;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: "Space Mono", monospace;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 18%, var(--orb-a) 0%, transparent 42%),
    radial-gradient(circle at 88% 16%, var(--orb-b) 0%, transparent 48%),
    linear-gradient(130deg, var(--bg-deep) 0%, var(--bg) 54%, var(--bg-strong) 100%);
  transition: color 0.22s ease, background 0.22s ease;
}

.page {
  width: min(92%, var(--max-width));
  margin: 0 auto;
  padding: 2.25rem 0 4rem;
  opacity: 0;
  transform: translateY(14px);
  animation: reveal 1s ease forwards;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 0.8rem 0;
}

.brand {
  letter-spacing: 0.18em;
  font-size: clamp(0.58rem, 1.8vw, 0.72rem);
  line-height: 1.4;
  text-transform: uppercase;
}

.top-links {
  display: flex;
  gap: 1rem;
}

.top-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.top-links a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.top-links a:hover {
  text-decoration: line-through;
}

.top-actions {
  display: flex;
  gap: 0.45rem;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: 1px solid var(--line);
  background: var(--btn-bg);
  color: var(--ink);
  font-family: "Space Mono", monospace;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.34rem 0.56rem;
  cursor: pointer;
  transition: background 0.2s ease;
}

.icon-btn:hover {
  background: var(--btn-bg-hover);
}

.icon {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 2.2rem;
  padding: 4.5rem 0 3.8rem;
}

.hero h1 {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(2.6rem, 6.5vw, 5.8rem);
  line-height: 0.92;
  letter-spacing: 0.01em;
}

.hero p {
  margin-top: 1.2rem;
  font-size: 0.92rem;
  line-height: 1.8;
  max-width: 44ch;
  color: var(--muted);
}

.hero-card {
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--hero-grad-start) 0%, var(--hero-grad-end) 100%);
  padding: 1.6rem;
  display: grid;
  align-content: space-between;
  min-height: 260px;
  transform: translateY(8px);
  animation: float-in 0.9s ease 0.35s forwards;
  opacity: 0;
}

.hero-card dt {
  text-transform: uppercase;
  font-size: 0.66rem;
  letter-spacing: 0.16em;
}

.hero-card dd {
  margin: 0.28rem 0 1.1rem;
  font-size: 0.86rem;
}

.section-title {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(2rem, 4.8vw, 3.5rem);
  margin: 0 0 1.4rem;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.expertise-item {
  border: 1px solid var(--line);
  padding: 1rem 1.1rem;
  background: var(--card);
}

.expertise-item h3 {
  margin: 0 0 0.65rem;
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.expertise-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.7;
}

.projects {
  margin-top: 3rem;
}

.projects-hub {
  margin-top: 2.4rem;
}

.projects-intro {
  margin: 0 0 1.3rem;
  max-width: 58ch;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.8;
}

.project-tiles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.project-tile {
  display: grid;
  align-content: space-between;
  min-height: 170px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  text-decoration: none;
  padding: 1rem 1.1rem;
  transition: transform 0.2s ease, background 0.2s ease;
}

.project-tile:hover {
  background: var(--btn-bg-hover);
  transform: translateY(-3px);
}

.project-tile h3 {
  margin: 0 0 0.6rem;
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-tile p {
  margin: 0;
  color: var(--muted);
  font-size: 0.79rem;
  line-height: 1.7;
}

.project-tile span {
  margin-top: 0.8rem;
  font-size: 0.67rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-row {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 0.8rem;
  border-top: 1px solid var(--line);
  padding: 1rem 0;
}

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

.project-title {
  margin: 0;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.project-copy {
  margin: 0.4rem 0 0;
  color: var(--muted);
  font-size: 0.79rem;
  line-height: 1.65;
}

.project-stack {
  margin: 0;
  font-size: 0.74rem;
  line-height: 1.7;
}

.contact {
  margin-top: 3rem;
  border: 1px solid var(--line);
  padding: 1.4rem;
  background:
    linear-gradient(150deg, var(--contact-grad-start) 0%, var(--contact-grad-end) 100%);
}

.contact h2 {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(1.8rem, 4.8vw, 2.8rem);
}

.contact p {
  margin: 0.85rem 0 1rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.contact a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.contact a:hover {
  border-bottom-style: dashed;
}

.footer {
  margin-top: 2.8rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

@keyframes reveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .topbar {
    align-items: flex-start;
  }

  .top-nav {
    width: 100%;
    justify-content: space-between;
    gap: 0.7rem;
  }

  .top-links {
    gap: 0.7rem;
    flex-wrap: wrap;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 1.2rem;
    padding: 3rem 0 2.8rem;
  }

  .expertise-grid {
    grid-template-columns: 1fr;
  }

  .project-row {
    grid-template-columns: 1fr;
  }

  .project-tiles {
    grid-template-columns: 1fr;
  }
}