:root {
  color-scheme: dark;
  --bg: #080b10;
  --bg-soft: #0f141c;
  --panel: #121923;
  --panel-soft: rgba(18, 25, 35, 0.78);
  --white: #f7f8fb;
  --ink: #10151d;
  --text: #eef3f8;
  --muted: #a9b4c2;
  --line: rgba(225, 232, 240, 0.14);
  --line-strong: rgba(225, 232, 240, 0.24);
  --accent: #73d7ff;
  --accent-strong: #2fb8ef;
  --gold: #e0bb75;
  --success: #8be1c6;
  --shadow: 0 26px 80px rgba(0, 0, 0, 0.38);
  --radius: 8px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at 78% 4%, rgba(115, 215, 255, 0.12), transparent 24rem),
    linear-gradient(180deg, #080b10 0%, #0b1017 42%, #080b10 100%);
  color: var(--text);
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

body.email-modal-open {
  overflow: hidden;
}

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

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

p,
h1,
h2,
h3 {
  margin-top: 0;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid rgba(115, 215, 255, 0.85);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 14px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
  font-weight: 800;
  transform: translateY(-140%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 18px 28px;
  transition: background 180ms ease, border-color 180ms ease, backdrop-filter 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(8, 11, 16, 0.88);
  border: 1px solid var(--line);
  border-top: 0;
  border-radius: 0 0 var(--radius) var(--radius);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 220px;
}

.brand img {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: #000;
  object-fit: cover;
}

.brand strong {
  display: block;
  color: var(--text);
  font-size: 0.94rem;
  line-height: 1.2;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: #d4dbe4;
  font-size: 0.88rem;
}

.main-nav a {
  position: relative;
  padding: 7px 0;
}

.main-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: var(--accent);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(310px, 420px);
  gap: 56px;
  align-items: center;
  width: min(100%, var(--max));
  min-height: 100svh;
  margin: 0 auto;
  padding: 132px 28px 84px;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 50%;
  width: 100vw;
  height: 78%;
  transform: translateX(-50%);
  background:
    linear-gradient(180deg, rgba(8, 11, 16, 0.18) 0%, rgba(8, 11, 16, 0.02) 72%, rgba(8, 11, 16, 0) 100%),
    linear-gradient(110deg, rgba(115, 215, 255, 0.08), transparent 35%),
    radial-gradient(circle at 92% 16%, rgba(224, 187, 117, 0.1), transparent 16rem);
  mask-image: linear-gradient(180deg, #000 0%, #000 72%, transparent 100%);
  pointer-events: none;
}

.hero-background::after {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.42) 1px, transparent 1px);
  background-size: 52px 52px;
  opacity: 0.12;
  content: "";
}

.hero-copy,
.hero-card {
  position: relative;
  z-index: 2;
}

.eyebrow {
  margin-bottom: 14px;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(3rem, 7.4vw, 6.9rem);
  line-height: 0.94;
  letter-spacing: 0;
}

h2 {
  max-width: 820px;
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 4.2rem);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  color: var(--text);
  font-size: 1.08rem;
  line-height: 1.35;
}

.hero-role {
  max-width: 780px;
  margin-bottom: 20px;
  color: #dfe6ee;
  font-size: clamp(1.12rem, 2.4vw, 1.55rem);
  font-weight: 700;
  line-height: 1.35;
}

.hero-text {
  max-width: 660px;
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 18px;
  border-radius: var(--radius);
  font-weight: 800;
  line-height: 1.2;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--white);
  color: var(--ink);
}

.button-secondary {
  border: 1px solid rgba(115, 215, 255, 0.5);
  background: rgba(115, 215, 255, 0.1);
  color: var(--text);
}

.button-ghost {
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.button-secondary:hover,
.button-ghost:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.09);
}

.hero-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(18, 25, 35, 0.82);
  box-shadow: var(--shadow);
}

.portrait-frame {
  margin: 0;
  aspect-ratio: 4 / 5;
  background: #151a21;
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-card-content {
  padding: 24px;
}

.hero-card-content p {
  margin-bottom: 6px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.hero-card-content strong {
  display: block;
  margin-bottom: 12px;
  color: var(--text);
  font-size: 1.12rem;
  line-height: 1.35;
}

.hero-card-content span,
.section-heading p,
.about-text,
.about-notes,
.astronomy-feature p,
.skill-card p,
.experience-item p,
.credential-card p,
.contact-section p {
  color: var(--muted);
}

.section {
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 88px 28px;
}

.section-heading {
  max-width: 900px;
  margin-bottom: 42px;
}

.section-heading.compact {
  margin-bottom: 26px;
}

.section-heading.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 430px);
  gap: 48px;
  align-items: end;
  max-width: none;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.7fr);
  gap: 26px;
}

.about-text {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
  font-size: 1.04rem;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-notes {
  padding: 34px;
  border-radius: var(--radius);
  background: var(--white);
  color: #3a4655;
}

.about-notes h3 {
  color: var(--ink);
}

.about-notes ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 18px;
}

.astronomy-section {
  display: grid;
  gap: 18px;
}

.astronomy-feature {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 34px;
  align-items: center;
  padding: 34px;
  border: 1px solid rgba(115, 215, 255, 0.24);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(115, 215, 255, 0.12), rgba(255, 255, 255, 0.02)),
    var(--panel);
  box-shadow: var(--shadow);
}

.astronomy-feature:hover .feature-link {
  color: var(--white);
}

.astronomy-logo {
  display: grid;
  place-items: center;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #000;
}

.astronomy-logo img {
  width: min(100%, 160px);
  border-radius: 50%;
}

.feature-link {
  display: inline-flex;
  margin-top: 18px;
  color: var(--accent);
  font-weight: 800;
}

.feature-link::after {
  margin-left: 8px;
  content: ">";
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.metric-card {
  min-height: 150px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(18, 25, 35, 0.78);
}

.metric-card strong {
  display: block;
  margin-bottom: 8px;
  color: var(--text);
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1;
}

.metric-card span {
  color: var(--muted);
}

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

.social-links a,
.contact-extra a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  color: #dfe6ee;
  font-weight: 700;
}

.brand-cloud {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.brand-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  min-height: 138px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
  color: #dce5ef;
}

.brand-card h3 {
  margin-bottom: 8px;
  color: var(--text);
  font-size: 1rem;
}

.brand-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.brand-featured {
  min-height: 154px;
  border-color: rgba(115, 215, 255, 0.34);
  background:
    linear-gradient(135deg, rgba(115, 215, 255, 0.12), rgba(224, 187, 117, 0.06)),
    rgba(255, 255, 255, 0.045);
}

.brand-featured h3 {
  font-size: 1.16rem;
}

.brand-muted {
  border-style: dashed;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.skill-card {
  min-height: 178px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.skill-card h3 {
  margin-bottom: 12px;
}

.experience-list {
  display: grid;
  gap: 16px;
}

.experience-item {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 28px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(18, 25, 35, 0.76);
}

.experience-date {
  color: var(--gold);
  font-size: 0.9rem;
  font-weight: 800;
}

.role {
  margin-bottom: 14px;
  color: #dfe6ee !important;
  font-weight: 800;
}

.credential-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.credential-card {
  min-height: 170px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
}

.credential-card span {
  display: block;
  margin-bottom: 20px;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 430px);
  gap: 28px;
  width: min(calc(100% - 56px), var(--max));
  margin: 54px auto 0;
  padding: 42px;
  border: 1px solid rgba(115, 215, 255, 0.24);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(115, 215, 255, 0.12), rgba(224, 187, 117, 0.07)),
    var(--panel);
  box-shadow: var(--shadow);
}

.contact-section h2 {
  margin-bottom: 12px;
}

.location {
  display: inline-flex;
  margin-top: 12px;
  color: var(--success);
  font-weight: 800;
}

.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.icon-button:hover,
.icon-button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(115, 215, 255, 0.56);
  background: rgba(115, 215, 255, 0.1);
}

.icon-button svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.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;
}

.email-modal[hidden] {
  display: none;
}

.email-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 22px;
}

.email-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3, 6, 10, 0.76);
  backdrop-filter: blur(10px);
}

.email-modal-panel {
  position: relative;
  z-index: 1;
  width: min(100%, 620px);
  padding: 32px;
  border: 1px solid rgba(115, 215, 255, 0.22);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.email-modal-panel h2 {
  margin-bottom: 12px;
  font-size: clamp(1.8rem, 4vw, 2.7rem);
}

.email-modal-panel p:not(.eyebrow) {
  color: var(--muted);
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  cursor: pointer;
  font-size: 1.5rem;
  line-height: 1;
}

.email-options {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.email-options button {
  display: grid;
  gap: 6px;
  width: 100%;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
  color: var(--text);
  cursor: pointer;
  font: inherit;
  text-align: left;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.email-options button:hover,
.email-options button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(115, 215, 255, 0.5);
  background: rgba(115, 215, 255, 0.1);
}

.email-options strong {
  color: var(--text);
  font-size: 1.02rem;
}

.email-options span {
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 42px 28px;
  color: var(--muted);
  font-size: 0.92rem;
}

.site-footer a {
  color: #dfe6ee;
}

@media (prefers-reduced-motion: no-preference) {
  .js [data-reveal] {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 500ms ease, transform 500ms ease;
  }

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

@media (max-width: 1040px) {
  .site-header {
    padding: 16px 20px;
  }

  .nav-toggle {
    display: block;
    position: relative;
    z-index: 60;
  }

  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    display: grid;
    align-content: center;
    width: min(84vw, 380px);
    padding: 82px 30px;
    border-left: 1px solid var(--line);
    background: rgba(8, 11, 16, 0.97);
    box-shadow: var(--shadow);
    transform: translateX(100%);
    transition: transform 180ms ease;
  }

  .main-nav.is-open {
    transform: translateX(0);
  }

  .main-nav a {
    font-size: 1.08rem;
  }

  .hero,
  .section-heading.split,
  .about-grid,
  .astronomy-feature,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 34px;
    min-height: auto;
    padding-top: 126px;
  }

  .hero-card {
    max-width: 520px;
  }

  .metrics-grid,
  .brand-cloud,
  .credential-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .experience-item {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

@media (max-width: 680px) {
  .brand {
    min-width: 0;
  }

  .brand small {
    display: none;
  }

  .hero {
    padding: 112px 18px 62px;
  }

  .section {
    padding: 62px 18px;
  }

  .hero-actions,
  .contact-actions,
  .social-links {
    display: grid;
  }

  .button,
  .social-links a {
    width: 100%;
  }

  .contact-actions {
    display: flex;
  }

  .metrics-grid,
  .brand-cloud,
  .skills-grid,
  .credential-grid {
    grid-template-columns: 1fr;
  }

  .about-text,
  .about-notes,
  .astronomy-feature,
  .metric-card,
  .brand-card,
  .skill-card,
  .experience-item,
  .credential-card,
  .contact-section {
    padding: 24px;
  }

  .contact-section {
    width: calc(100% - 36px);
  }

  .site-footer {
    display: grid;
    padding: 34px 18px;
  }
}