:root {
  --bg: #f6f5f2;
  --bg-elevated: #ffffff;
  --text: #1a1a18;
  --text-muted: #5c5c56;
  --border: rgba(26, 26, 24, 0.1);
  --accent: #2d4a3e;
  --accent-hover: #1f342b;
  --radius: 12px;
  --font: "Instrument Sans", system-ui, -apple-system, sans-serif;
  --max: 640px;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

@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;
  }
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

#main {
  flex: 1 0 auto;
}

main p {
  text-align: justify;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: 1rem;
  padding: 0.5rem 1rem;
  background: var(--text);
  color: var(--bg);
  text-decoration: none;
  border-radius: 6px;
  z-index: 100;
  transform: translateY(-150%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0.75rem 1.5rem;
  min-height: var(--header-h);
  height: auto;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem 1.25rem;
}

.nav a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--text);
}

.nav a[aria-current="page"] {
  color: var(--text);
}

.subpage .about,
.subpage .contact,
.subpage .projects,
.subpage .skills-page,
.subpage .experiences {
  border-top: none;
}

.subpage .section:first-of-type {
  padding-top: clamp(3.5rem, 10vw, 5.5rem);
}

.section {
  padding: clamp(3rem, 8vw, 6rem) 1.5rem;
}

.section-inner {
  max-width: 38rem;
  margin: 0 auto;
}

.section-title {
  margin: 0 0 1.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero {
  padding-top: clamp(4rem, 12vw, 7rem);
  padding-bottom: clamp(4rem, 10vw, 6rem);
  max-width: 720px;
  margin: 0 auto;
}

.hero-eyebrow {
  margin: 0 0 1rem;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.hero-title {
  margin: 0 0 1.25rem;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.hero-lede {
  margin: 0 0 2rem;
  font-size: 1.125rem;
  color: var(--text-muted);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.25rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary {
  background: var(--accent);
  color: #f8f7f4;
  box-shadow: 0 1px 2px rgba(26, 26, 24, 0.06);
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  background: var(--bg-elevated);
  border-color: color-mix(in srgb, var(--border) 150%, var(--text));
}

.about {
  border-top: 1px solid var(--border);
}

.about-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 700px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
  }
}

.about-lead {
  margin: 0;
  font-size: 1.1875rem;
  line-height: 1.55;
  color: var(--text);
}

.about-details p {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-size: 1rem;
}

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

.about-list li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.5rem;
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.about-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.55;
}

.about-extra {
  margin-top: 2.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}

.about-extra-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 700px) {
  .about-extra-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
  }
}

.about-subheading {
  margin: 0 0 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact {
  border-top: 1px solid var(--border);
  padding-bottom: clamp(4rem, 10vw, 6rem);
}

.contact-intro {
  margin: 0 0 2rem;
  color: var(--text-muted);
  max-width: 42ch;
}

.contact-form {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 560px) {
  .contact-form {
    grid-template-columns: 1fr 1fr;
  }

  .field-full,
  .form-error,
  .form-success,
  .btn-submit {
    grid-column: 1 / -1;
  }
}

.field label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--text-muted);
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  font-family: inherit;
  font-size: 1rem;
  color: var(--text);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field input::placeholder,
.field textarea::placeholder {
  color: color-mix(in srgb, var(--text-muted) 55%, transparent);
}

.field input:hover,
.field textarea:hover {
  border-color: color-mix(in srgb, var(--text-muted) 35%, var(--border));
}

.field input:focus-visible,
.field textarea:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}

.field textarea {
  resize: vertical;
  min-height: 140px;
}

.form-error {
  margin: 0;
  font-size: 0.875rem;
  color: #8b2e2e;
}

.form-success {
  margin: 0;
  padding: 1rem 1.1rem;
  font-size: 0.9375rem;
  color: var(--text-muted);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.form-success a {
  color: var(--accent);
}

.btn-submit {
  justify-self: start;
  margin-top: 0.25rem;
}

.page-intro {
  margin: 0 0 2rem;
  color: var(--text-muted);
  max-width: 42ch;
}

.project-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.project-card {
  position: relative;
  margin: 0;
  padding: 1.25rem 1.35rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.project-card-actions {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
}

.project-card-icon-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  color: var(--text-muted);
  background: color-mix(in srgb, var(--bg) 65%, var(--bg-elevated));
  border: 1px solid var(--border);
  border-radius: 8px;
  text-decoration: none;
  transition: color 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.project-card-icon-link:hover {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 28%, var(--border));
}

.project-card-icon-link:focus {
  outline: none;
}

.project-card-icon-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.project-card-link-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.project-card-title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.5rem;
  width: 100%;
  margin: 0 0 0.2rem;
}

.project-card h2,
.project-card-title {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text);
  flex: 1 1 12rem;
  min-width: 0;
}

.project-card-kind {
  flex-shrink: 0;
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--accent);
  line-height: 1.2;
  padding: 0.12rem 0.45rem 0.14rem;
  background: color-mix(in srgb, var(--accent) 9%, var(--bg));
  border: 1px solid color-mix(in srgb, var(--accent) 16%, var(--border));
  border-radius: 999px;
}

.project-card-main {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.4rem;
  width: 100%;
  padding: 0 2.75rem 0 0;
}

.project-card-main .project-meta {
  margin: 0;
  font-size: 0.75rem;
  line-height: 1.45;
}

.project-card-desc {
  margin: 0.35rem 0 0;
  width: 100%;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.project-date {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
}

.project-meta {
  margin: 0 0 0.75rem;
  font-size: 0.8125rem;
  color: var(--accent);
  font-weight: 500;
}

.project-card p:last-of-type {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.skills-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 620px) {
  .skills-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem 2.5rem;
  }
}

.skill-group h2 {
  margin: 0 0 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.skill-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.skill-tags li {
  margin: 0;
  padding: 0.4rem 0.85rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 999px;
  line-height: 1.3;
}

.experience-companies {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.experience-group {
  margin: 0;
}

.experience-company-heading {
  margin: 0 0 1.25rem;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}

.experience-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.experience-group .experience-list {
  margin: 0;
  padding: 0 0 0 1.25rem;
  border-left: 2px solid color-mix(in srgb, var(--accent) 40%, var(--border));
}

.experience-item {
  margin: 0;
  padding: 0 0 0 1.25rem;
  border-left: 2px solid color-mix(in srgb, var(--accent) 40%, var(--border));
}

.experience-group .experience-item {
  padding: 0;
  border-left: none;
}

.experience-role {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
}

.experience-org {
  display: block;
  margin-top: 0.35rem;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text);
}

.experience-dates {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.experience-item p {
  margin: 0.75rem 0 0;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.site-footer {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  padding: 1.25rem 1.5rem calc(1.25rem + env(safe-area-inset-bottom, 0px));
  background: color-mix(in srgb, var(--bg) 88%, var(--bg-elevated));
}

.site-footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 0 1.25rem;
  max-width: none;
  margin: 0;
}

.footer-social-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.footer-social-link:hover {
  color: var(--text);
  border-bottom-color: color-mix(in srgb, var(--text-muted) 45%, transparent);
}

.footer-social-link:focus-visible {
  color: var(--text);
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}