:root {
  --bg: #f3f8f8;
  --surface: #ffffff;
  --surface-alt: #edf5f4;
  --ink: #0d1b1e;
  --muted: #51646b;
  --line: #d7e4e2;
  --accent: #0ea5a5;
  --accent-strong: #0d9488;
  --accent-warm: #f97316;
  --shadow: 0 20px 45px rgba(13, 27, 30, 0.1);
  --radius: 20px;
  --max-width: 1120px;
  --header-height: 74px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 90% 10%, rgba(14, 165, 165, 0.15) 0, transparent 38%),
    radial-gradient(circle at 10% 85%, rgba(249, 115, 22, 0.11) 0, transparent 35%),
    var(--bg);
  color: var(--ink);
  line-height: 1.6;
  min-height: 100vh;
}

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

img {
  max-width: 100%;
}

.ambient-shapes {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 999px;
  filter: blur(2px);
  opacity: 0.45;
}

.shape-a {
  width: 280px;
  height: 280px;
  background: linear-gradient(130deg, rgba(14, 165, 165, 0.33), rgba(14, 165, 165, 0.05));
  top: -60px;
  right: -45px;
  animation: drift 9s ease-in-out infinite;
}

.shape-b {
  width: 220px;
  height: 220px;
  background: linear-gradient(145deg, rgba(249, 115, 22, 0.25), rgba(249, 115, 22, 0.05));
  bottom: 12%;
  left: -80px;
  animation: drift 10s ease-in-out infinite reverse;
}

.shape-c {
  width: 100px;
  height: 100px;
  background: linear-gradient(145deg, rgba(13, 148, 136, 0.22), rgba(13, 148, 136, 0.06));
  top: 52%;
  right: 10%;
  animation: drift 7s ease-in-out infinite;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 12;
  height: var(--header-height);
  max-width: var(--max-width);
  margin: 18px auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 20px;
  border: 1px solid rgba(215, 228, 226, 0.95);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.87);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 28px rgba(13, 27, 30, 0.07);
}

.brand {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.brand span {
  color: var(--accent-strong);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 16px;
}

.main-nav a {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 8px 10px;
  border-radius: 10px;
  transition: color 180ms ease;
}

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

.main-nav a.active {
  color: var(--ink);
  background: #e9f7f5;
}

.nav-cta {
  padding: 10px 14px;
  border-radius: 999px;
  background: linear-gradient(100deg, var(--accent), var(--accent-strong));
  color: #fff !important;
}

.menu-toggle {
  display: none;
  border: 0;
  background: var(--surface-alt);
  color: var(--ink);
  border-radius: 10px;
  padding: 8px 10px;
  font-weight: 700;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 26px 22px 60px;
}

.section {
  padding-top: 88px;
}

.hero {
  padding-top: 68px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 40px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: currentColor;
}

.hero h1 {
  margin: 14px 0 12px;
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: -0.04em;
  line-height: 1.06;
  font-size: clamp(2rem, 5vw, 4rem);
}

.lede {
  margin: 0;
  color: var(--muted);
  max-width: 55ch;
  font-size: 1.06rem;
}

.hero-actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  padding: 12px 18px;
  font-weight: 700;
  border: 1px solid transparent;
  transition: transform 150ms ease, box-shadow 150ms ease, background 150ms ease, color 150ms ease;
}

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

.btn-primary {
  color: #fff;
  background: linear-gradient(110deg, var(--accent), var(--accent-strong));
  box-shadow: 0 8px 22px rgba(13, 148, 136, 0.28);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.8);
  border-color: var(--line);
  color: var(--ink);
}

.stat-row {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.stat-row li {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.72);
}

.stat-row strong {
  display: block;
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: -0.02em;
  font-size: 1.3rem;
}

.stat-row span {
  color: var(--muted);
  font-size: 0.87rem;
  font-weight: 600;
}

.hero-visual {
  position: relative;
  min-height: 390px;
  display: grid;
  place-items: center;
}

.browser-card {
  width: min(470px, 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  overflow: hidden;
  transform: perspective(1000px) rotateX(4deg) rotateY(-4deg);
}

.browser-card header {
  display: flex;
  gap: 6px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  background: #f7fbfb;
}

.browser-card header span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
}

.browser-card header span:nth-child(1) {
  background: #fecaca;
}

.browser-card header span:nth-child(2) {
  background: #fde68a;
}

.browser-card header span:nth-child(3) {
  background: #86efac;
}

.card-body {
  padding: 20px;
}

.code-line {
  font-family: "Space Grotesk", monospace;
  font-size: 0.9rem;
  color: #18363c;
  margin: 0 0 12px;
}

.code-line span {
  color: var(--accent-warm);
  font-weight: 700;
}

.code-output {
  margin: 0;
  color: var(--accent-strong);
  font-weight: 700;
  font-size: 0.95rem;
}

.skill-pill {
  position: absolute;
  border-radius: 999px;
  padding: 9px 13px;
  font-weight: 700;
  font-size: 0.82rem;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 8px 18px rgba(13, 27, 30, 0.08);
}

.pill-react {
  top: 18%;
  left: 0;
  animation: float 5.5s ease-in-out infinite;
}

.pill-tailwind {
  top: 70%;
  right: 4%;
  animation: float 6.2s ease-in-out infinite reverse;
}

.pill-js {
  top: 8%;
  right: 16%;
  animation: float 5.8s ease-in-out infinite;
}

.section-head h2 {
  margin: 10px 0 0;
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: -0.03em;
  font-size: clamp(1.4rem, 3vw, 2.3rem);
}

.about-grid {
  margin-top: 20px;
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.about-grid p {
  margin: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.75);
  color: #2a3e43;
}

.skill-groups {
  margin-top: 18px;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.skill-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 14px 12px;
  background: linear-gradient(180deg, #ffffff 0%, #f7fbfa 100%);
}

.skill-card h3 {
  margin: 0 0 9px;
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: -0.02em;
  font-size: 1.02rem;
}

.skill-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.skill-card li {
  padding: 6px 9px;
  border-radius: 10px;
  background: var(--surface-alt);
  color: #30464b;
  font-weight: 600;
  font-size: 0.84rem;
}

.resume-grid {
  margin-top: 20px;
  display: grid;
  gap: 14px;
  grid-template-columns: 1.1fr 0.9fr;
}

.resume-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fcfb 100%);
}

.resume-card h3 {
  margin: 0 0 12px;
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: -0.02em;
}

.resume-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.resume-list li {
  margin: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #ffffff;
}

.resume-list strong {
  display: block;
  font-size: 0.96rem;
}

.resume-list span {
  display: block;
  margin-top: 4px;
  color: #4a6167;
  font-size: 0.88rem;
  font-weight: 600;
}

.academic-grid {
  display: grid;
  gap: 10px;
}

.academic-grid p {
  margin: 0;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.academic-grid span {
  color: #4a6167;
  font-weight: 600;
  font-size: 0.9rem;
}

.academic-grid strong {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.resume-note {
  margin: 12px 0 0;
  color: #496065;
  font-size: 0.9rem;
}

.resume-actions {
  margin-top: 16px;
}

.project-grid {
  margin-top: 24px;
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project-card {
  border-radius: 16px;
  border: 1px solid var(--line);
  padding: 18px;
  background: linear-gradient(180deg, #ffffff 0%, #f9fcfb 100%);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 22px rgba(13, 27, 30, 0.08);
}

.project-card h3 {
  margin: 0 0 8px;
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: -0.02em;
}

.project-card p {
  margin: 0;
  color: #345057;
}

.tags {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tags span {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 999px;
  padding: 7px 10px;
  color: #0e5252;
  background: rgba(14, 165, 165, 0.12);
}

.project-actions {
  margin-top: 14px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #ffffff;
  color: #123a40;
  font-size: 0.86rem;
  font-weight: 700;
  transition: transform 150ms ease, box-shadow 150ms ease, background 150ms ease;
}

.project-link:hover,
.project-link:focus-visible {
  transform: translateY(-2px);
  background: #eef8f6;
  box-shadow: 0 10px 16px rgba(13, 27, 30, 0.08);
}

.contact-card {
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: clamp(20px, 4vw, 34px);
  background:
    radial-gradient(circle at 82% 4%, rgba(249, 115, 22, 0.15) 0, transparent 30%),
    linear-gradient(180deg, #ffffff 0%, #f5faf9 100%);
}

.contact-card h2 {
  margin: 10px 0 8px;
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: -0.03em;
  font-size: clamp(1.5rem, 3.5vw, 2.3rem);
}

.contact-card p {
  margin: 0;
  color: #324b51;
  max-width: 64ch;
}

.contact-actions {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.site-footer {
  max-width: var(--max-width);
  margin: 0 auto 26px;
  padding: 0 22px;
  color: #4e6268;
  font-weight: 600;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 500ms ease, transform 500ms ease;
}

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

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(0, -14px, 0);
  }
}

@media (max-width: 960px) {
  .site-header {
    margin: 8px 12px 0;
    max-width: none;
  }

  main {
    padding-top: 14px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .hero-visual {
    min-height: 300px;
  }

  .about-grid,
  .skill-groups,
  .resume-grid,
  .project-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    left: 0;
    margin: 0 10px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 14px 28px rgba(13, 27, 30, 0.11);
    padding: 12px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    width: 100%;
    border-radius: 10px;
    padding: 9px 10px;
  }

  .main-nav .nav-cta {
    width: auto;
    margin-top: 4px;
  }

  .site-header {
    border-radius: 20px;
  }

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

  .pill-react {
    left: 3%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}