:root {
  --bg0: #07111A;
  --bg1: #0B1F2A;
  --card: #0F2A36;
  --text0: #EAF2F7;
  --text1: #B8C7D3;
  --muted: #7F95A6;
  --accent0: #FF6B6B;
  --accent1: #2DE2B7;
  --accent2: #F7C873;
  --line: rgba(234, 242, 247, 0.10);
  --max-width: 1100px;
  --radius: 16px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background: linear-gradient(180deg, var(--bg0) 0%, var(--bg1) 100%);
  color: var(--text0);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a:not(.button) {
  font-weight: 500;
}

a {
  color: var(--accent1);
  text-decoration: none;
  transition: color 0.2s ease, text-shadow 0.2s ease;
}

a:hover {
  color: var(--accent0);
  text-shadow: 0 0 12px rgba(255, 107, 107, 0.3);
}

.background {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.background-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(45, 226, 183, 0.08), transparent 35%),
              radial-gradient(circle at 80% 0%, rgba(255, 107, 107, 0.07), transparent 40%),
              linear-gradient(180deg, var(--bg0), var(--bg1));
  filter: blur(0px);
}

.accent {
  position: absolute;
  width: 420px;
  height: 420px;
  filter: blur(120px);
  opacity: 0.2;
}

.accent-coral {
  top: 10%;
  right: -10%;
  background: var(--accent0);
}

.accent-mint {
  bottom: -15%;
  left: -5%;
  background: var(--accent1);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  padding: 18px 24px;
  margin: 0 auto;
  backdrop-filter: blur(14px);
  background: rgba(7, 17, 26, 0.75);
  border: 1px solid var(--line);
  border-radius: 18px;
  margin-top: 14px;
}

.site-header.scrolled {
  box-shadow: var(--shadow);
  background: rgba(7, 17, 26, 0.9);
  border-color: rgba(234, 242, 247, 0.18);
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.brand-mark {
  font-weight: 700;
  letter-spacing: 0.08em;
}

.brand-subtext {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.nav a {
  color: var(--text1);
  font-size: 14px;
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid transparent;
}

.nav a:hover,
.nav a.active {
  color: var(--text0);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.03);
}

main {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 24px 90px;
  display: flex;
  flex-direction: column;
}

.section-block {
  padding: 72px 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 120px;
}

.section-block:last-of-type {
  border-bottom: none;
  padding-bottom: 40px;
}

.section-heading {
  margin-bottom: 24px;
}

.eyebrow {
  display: inline-flex;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-transform: uppercase;
}

.section-intro {
  color: var(--text1);
  margin-top: 12px;
}

.hero {
  padding-top: 100px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 32px;
  align-items: start;
}

.identity {
  position: sticky;
  top: 110px;
  padding: 16px;
  border-radius: var(--radius);
  background: rgba(15, 42, 54, 0.7);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.identity-mark {
  font-weight: 700;
  letter-spacing: 0.1em;
}

.identity-sub {
  color: var(--muted);
  margin-top: 6px;
  font-size: 13px;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(30px, 5vw, 42px);
  letter-spacing: -0.01em;
}

h2 {
  margin: 0 0 16px;
  font-weight: 600;
  color: var(--text1);
  font-size: clamp(18px, 3vw, 22px);
}

h3,
h4,
h5 {
  margin: 8px 0;
  font-weight: 600;
}

p {
  margin: 12px 0;
}

.subline {
  font-size: 18px;
  color: var(--text0);
}

.implicit-signal {
  margin-top: 20px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.02);
}

.implicit-signal .label {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.experience-card,
.project-card,
.resume-card,
.contact-card,
.tile-card {
  padding: 20px;
  margin: 28px 0;
  border-radius: var(--radius);
  background: rgba(15, 42, 54, 0.8);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.experience-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
  justify-content: space-between;
}

.experience-meta span {
  color: var(--muted);
  font-size: 14px;
}

ul {
  padding-left: 20px;
  margin: 12px 0;
  color: var(--text0);
}

li {
  margin-bottom: 8px;
}

.focus-line {
  color: var(--text1);
  font-weight: 600;
}

.subsection h4 {
  margin-top: 6px;
  font-size: 18px;
}

.bullet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px 20px;
}

.project-card .project-role {
  color: var(--text1);
  margin-top: 4px;
}

.project-card .project-link {
  margin-top: 12px;
}

.closing-line {
  margin-top: 24px;
  color: var(--text1);
  font-weight: 600;
}

.resume {
  display: grid;
  gap: 12px;
}

.resume-card {
  text-align: left;
}

.resume-title {
  color: var(--text1);
  font-weight: 600;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  margin-top: 8px;
  border-radius: 12px;
  border: 1px solid var(--accent1);
  background: linear-gradient(135deg, rgba(45, 226, 183, 0.2), rgba(255, 107, 107, 0.15));
  color: var(--text0);
  font-weight: 600;
  box-shadow: 0 8px 30px rgba(45, 226, 183, 0.25);
}

.button:hover {
  border-color: var(--accent0);
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(255, 107, 107, 0.25);
}

.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.edu-item {
  padding: 16px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--line);
}

.dates {
  color: var(--muted);
}

.competitive h4 {
  margin-bottom: 8px;
}

.capabilities {
  display: grid;
  gap: 18px;
}

.capability-block {
  padding: 16px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--line);
}

.capability-sub h5 {
  margin: 10px 0 6px;
  color: var(--text0);
}

.capability-sub ul {
  margin-top: 6px;
}

.compact-list {
  list-style: disc;
  padding-left: 18px;
  margin: 0;
  display: grid;
  gap: 10px;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.contact-card h4 {
  margin-top: 0;
}

.site-footer {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 24px 60px;
  color: var(--muted);
  text-align: center;
}

.revealable {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.experience-card.revealable,
.project-card.revealable {
  transform: translateY(20px);
}

@media (max-width: 900px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .nav {
    gap: 8px;
  }

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

  .identity {
    position: relative;
    top: 0;
  }
}

@media (max-width: 600px) {
  .section-block {
    padding: 60px 0;
  }

  .site-header {
    border-radius: 12px;
  }

  .nav a {
    padding: 6px 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .revealable {
    opacity: 1 !important;
    transform: none !important;
  }
}