:root {
  color-scheme: light;
  --bg: #f6f2ef;
  --ink: #181818;
  --muted: #5d5b56;
  --accent: #ff7a50;
  --accent-dark: #da5c2f;
  --surface: #ffffff;
  --surface-2: #f0ebe6;
  --line: rgba(24, 24, 24, 0.1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Zen Kaku Gothic New", "Space Grotesk", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top, #fff5ea 0%, #f4efe9 45%, #efe7e0 100%);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.bg-orbit {
  position: fixed;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 122, 80, 0.25), rgba(255, 122, 80, 0));
  top: -120px;
  right: -160px;
  z-index: -1;
  filter: blur(4px);
}

.bg-orbit--two {
  width: 480px;
  height: 480px;
  left: -140px;
  bottom: -120px;
  top: auto;
  background: radial-gradient(circle, rgba(24, 24, 24, 0.12), rgba(24, 24, 24, 0));
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 6vw;
  background: rgba(246, 242, 239, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.logo {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.2rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  gap: 24px;
  font-size: 0.95rem;
}

.site-nav a {
  position: relative;
  padding-bottom: 4px;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.2s ease;
}

.site-nav a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 8px 14px;
  border-radius: 999px;
  font-family: "Space Grotesk", sans-serif;
  cursor: pointer;
}

main {
  padding: 40px 6vw 80px;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
  gap: 48px;
  min-height: 70vh;
}

.hero__content h1 {
  font-size: clamp(2.2rem, 3vw + 1rem, 3.5rem);
  line-height: 1.1;
  margin-bottom: 16px;
}

.eyebrow {
  font-family: "Space Grotesk", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 20px;
}

.lead {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 520px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 12px 24px rgba(255, 122, 80, 0.25);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 30px rgba(255, 122, 80, 0.3);
}

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
  box-shadow: none;
}

.hero__meta {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  font-size: 0.9rem;
}

.label {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero__visual {
  display: grid;
  justify-items: center;
  gap: 16px;
}

.portrait {
  background: var(--surface);
  border-radius: 32px;
  padding: 16px;
  box-shadow: 0 20px 60px rgba(24, 24, 24, 0.15);
  max-width: 360px;
}

.badge {
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.7rem;
  background: var(--ink);
  color: white;
  padding: 8px 16px;
  border-radius: 999px;
}

.section {
  margin-top: 100px;
}

.section__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.section__header h2 {
  font-family: "Space Grotesk", sans-serif;
  font-size: 2rem;
  margin: 0;
}

.section__header p {
  color: var(--muted);
  max-width: 540px;
  margin: 0;
}

.about {
  display: grid;
  gap: 32px;
}

.about__cards {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.about__cards article {
  background: var(--surface);
  padding: 20px;
  border-radius: 20px;
  border: 1px solid var(--line);
}

.skills {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.skills__group {
  background: var(--surface);
  border-radius: 20px;
  padding: 20px;
  border: 1px solid var(--line);
}

.skills__group h3 {
  margin-top: 0;
}

.skills__group ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.projects {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.project {
  background: var(--surface);
  padding: 22px;
  border-radius: 24px;
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}

.project::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 122, 80, 0.1), transparent 60%);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.project:hover::after {
  opacity: 1;
}

.project__meta {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.tag {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--surface-2);
  padding: 4px 10px;
  border-radius: 999px;
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 24px;
}

.timeline li {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 16px;
  align-items: start;
  background: var(--surface);
  padding: 18px 20px;
  border-radius: 20px;
  border: 1px solid var(--line);
}

.timeline span {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
}

.section--cta {
  background: var(--ink);
  color: white;
  padding: 48px;
  border-radius: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
}

.section--cta .btn {
  background: white;
  color: var(--ink);
  box-shadow: none;
}

.contact {
  text-align: right;
}

.contact__note {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.7);
}

.site-footer {
  padding: 32px 6vw 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--muted);
  flex-wrap: wrap;
  gap: 12px;
}

.footer__links {
  display: flex;
  gap: 16px;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .site-nav {
    position: absolute;
    right: 6vw;
    top: 70px;
    flex-direction: column;
    background: var(--surface);
    padding: 16px 20px;
    border-radius: 16px;
    border: 1px solid var(--line);
    box-shadow: 0 12px 30px rgba(24, 24, 24, 0.12);
    display: none;
  }

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

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

  .section__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .section--cta {
    padding: 32px;
  }

  .contact {
    text-align: left;
  }
}

@media (max-width: 600px) {
  .hero__meta {
    flex-direction: column;
    gap: 12px;
  }

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