:root {
  --bg: #f5f6fb;
  --surface: #ffffff;
  --surface-muted: #f3f4f8;
  --surface-glass: rgba(255, 255, 255, 0.75);
  --outline: rgba(15, 23, 42, 0.08);
  --text: #0e1324;
  --text-muted: rgba(14, 19, 36, 0.68);
  --text-subtle: rgba(14, 19, 36, 0.42);
  --accent: #4a63ff;
  --accent-strong: #2236c5;
  --accent-soft: rgba(74, 99, 255, 0.12);
  --neutral-soft: rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 28px 60px -20px rgba(15, 23, 42, 0.22);
  --shadow-md: 0 20px 40px -24px rgba(15, 23, 42, 0.18);
  --shadow-sm: 0 14px 24px -20px rgba(15, 23, 42, 0.22);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container-width: 1120px;
  --transition: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  position: relative;
}

body.nav-open {
  overflow: hidden;
}

@media (max-width: 900px) {
  body.nav-open .resume-chip {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
  }

  body.nav-open .nav-toggle span {
    background: var(--text);
  }
}

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

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

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

button {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

.background-accent {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(540px circle at 85% 15%, rgba(74, 99, 255, 0.14), transparent),
    radial-gradient(480px circle at 10% 20%, rgba(255, 156, 222, 0.12), transparent),
    radial-gradient(420px circle at 50% 75%, rgba(106, 219, 182, 0.18), transparent);
  opacity: 0.7;
  z-index: -2;
  animation: gradientDrift 18s ease-in-out infinite alternate;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg width='120' height='120' viewBox='0 0 120 120' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='rgba(14,19,36,0.04)' stroke-width='1'%3E%3Cpath d='M60 0v120M0 60h120'/%3E%3C/g%3E%3C/svg%3E");
  z-index: -1;
  mix-blend-mode: multiply;
}

.container {
  width: min(var(--container-width), calc(100% - 3rem));
  margin: 0 auto;
}

.section {
  padding: clamp(2.5rem, 5vw, 5.5rem) 0;
  position: relative;
}

.eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--text-subtle);
  margin-bottom: 0.75rem;
}

.lead,
.section-lead {
  color: var(--text-muted);
  max-width: 32rem;
}

.lead {
  font-size: 1.05rem;
}

.section-heading {
  max-width: 720px;
}

.section-heading h2 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 600;
  font-size: clamp(2.1rem, 4vw, 3rem);
  margin-bottom: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 1rem 0;
  background: transparent;
  transition: opacity 0.35s var(--transition), transform 0.35s var(--transition);
}

.site-header.scrolled {
  background: transparent;
  box-shadow: none;
}

.site-header.fade-out {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-10px);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(14, 19, 36, 0.05);
  transition: transform 0.3s var(--transition), box-shadow 0.3s var(--transition);
}

.brand:hover {
  transform: translateY(-3px) scale(1.01);
  box-shadow: var(--shadow-md);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  font-weight: 600;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  letter-spacing: 0.08em;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  font-weight: 600;
  transition: color 0.3s var(--transition);
}

.brand-text span:last-child {
  font-size: 0.8rem;
  color: var(--text-subtle);
  font-weight: 500;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.resume-chip {
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(14, 19, 36, 0.06);
  font-weight: 500;
  font-size: 0.9rem;
  transition: background-color 0.3s var(--transition), transform 0.3s var(--transition), box-shadow 0.3s var(--transition);
}

.resume-chip:hover {
  background: var(--accent-soft);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.4rem;
}

.nav-toggle span {
  width: 1.8rem;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
  transition: transform 0.3s var(--transition), opacity 0.3s var(--transition);
}

.nav-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-5px) rotate(-45deg);
}

.nav-links ul {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  position: relative;
  font-weight: 500;
  padding: 0.35rem 0;
  color: var(--text-muted);
  transition: color 0.3s var(--transition), transform 0.3s var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-strong) 100%);
  transition: width 0.3s var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text);
  transform: translateY(-2px);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  grid-template-areas: "content media";
  gap: clamp(2.5rem, 5.5vw, 4.5rem);
  align-items: center;
}

.hero-content {
  display: grid;
  gap: 1.35rem;
  max-width: 620px;
  grid-area: content;
  animation: fadeUp 0.8s ease 0.1s both;
}

.hero-content h1 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 600;
  font-size: clamp(2.6rem, 5vw, 3.75rem);
  line-height: 1.05;
  margin-bottom: 1.25rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1.1rem 0 0.9rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  border-radius: 999px;
  padding: 0.75rem 1.6rem;
  font-weight: 600;
  transition: transform 0.3s var(--transition), box-shadow 0.3s var(--transition), background 0.3s var(--transition);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  box-shadow: var(--shadow-md);
}

.button.primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.button.ghost {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(14, 19, 36, 0.08);
  color: var(--text);
}

.button.ghost:hover {
  background: var(--surface);
  transform: translateY(-2px);
}

.hero-media {
  display: flex;
  justify-content: center;
  width: 100%;
  grid-area: media;
  animation: fadeUp 0.8s ease 0.25s both;
}

.media-frame {
  width: clamp(220px, 26vw, 280px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(74, 99, 255, 0.25), rgba(74, 99, 255, 0.05));
  display: grid;
  place-items: center;
  box-shadow: 0 18px 40px -22px rgba(15, 23, 42, 0.35);
  transition: transform 0.6s var(--transition), box-shadow 0.6s var(--transition);
  animation: heroFloat 6s ease-in-out infinite;
}

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

.media-frame:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 25px 45px -25px rgba(15, 23, 42, 0.45);
  animation-play-state: paused;
}

.experience {
  background: rgba(255, 255, 255, 0.6);
}

.education {
  background: linear-gradient(180deg, rgba(245, 246, 251, 0.45) 0%, rgba(222, 228, 255, 0.2) 100%);
}

.leadership {
  background: rgba(255, 255, 255, 0.5);
}

.timeline {
  display: grid;
  gap: 1.35rem;
  margin-top: 2.5rem;
}

.timeline-card {
  position: relative;
  padding: 1.6rem 1.7rem 1.6rem 2.4rem;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform 0.4s var(--transition), box-shadow 0.4s var(--transition), border-color 0.4s var(--transition);
}

.timeline-card::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 6px;
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
  opacity: 0.85;
}

.timeline-card header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: 1rem;
}

.timeline-card h3 {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 600;
}

.timeline-card .company {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.3s var(--transition);
}

.timeline-card .company::after {
  content: '↗';
  font-size: 0.8rem;
  opacity: 0.6;
}

.timeline-card .company:hover {
  color: var(--accent-strong);
}

.timeline-card .date {
  font-size: 0.9rem;
  color: var(--text-subtle);
  font-weight: 600;
  white-space: nowrap;
}

.timeline-card ul {
  margin: 0;
  padding-left: 2.6rem;
  display: grid;
  gap: 0.65rem;
  color: var(--text-muted);
  list-style: disc;
}

.timeline-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(74, 99, 255, 0.25);
}

.timeline-card:focus-within {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(74, 99, 255, 0.25);
}

.projects {
  background: linear-gradient(180deg, rgba(245, 246, 251, 0) 0%, rgba(222, 228, 255, 0.28) 100%);
}


.project-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.6rem;
  margin-top: 2.3rem;
  justify-content: center;
}

.project-card {
  padding: 1.55rem 1.65rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(74, 99, 255, 0.08);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  transition: transform 0.4s var(--transition), box-shadow 0.4s var(--transition), border-color 0.4s var(--transition);
  flex: 1 1 320px;
  min-width: 280px;
  max-width: 360px;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(74, 99, 255, 0.22);
}

.project-card:focus-within {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(74, 99, 255, 0.22);
}

.project-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
}

.project-header h3 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
}

.project-header .date {
  font-size: 0.85rem;
  color: var(--text-subtle);
  font-weight: 600;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-tag {
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(74, 99, 255, 0.14);
  color: var(--accent-strong);
  font-weight: 550;
  font-size: 0.85rem;
  transition: transform 0.3s var(--transition), box-shadow 0.3s var(--transition), background 0.3s var(--transition);
}

.tech-tag:hover {
  transform: translateY(-2px) scale(1.05);
  background: linear-gradient(135deg, rgba(74, 99, 255, 0.35), rgba(74, 99, 255, 0.2));
  box-shadow: 0 10px 20px -18px rgba(74, 99, 255, 0.6);
}

.project-description {
  margin: 0;
  color: var(--text-muted);
}

.project-links {
  margin-top: auto;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}

.project-link {
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--accent-strong);
  transition: transform 0.3s var(--transition), color 0.3s var(--transition);
}

.project-link:hover {
  text-decoration: underline;
  transform: translateX(3px);
  color: var(--accent);
}

.project-link.disabled {
  color: var(--text-subtle);
  cursor: default;
  pointer-events: none;
  text-decoration: none;
}

.skills {
  background: rgba(255, 255, 255, 0.75);
}

.skill-grid {
  display: grid;
  gap: 1.3rem;
  margin-top: 2.3rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.skill-card {
  padding: 1.6rem 1.75rem;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--outline);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--transition), box-shadow 0.3s var(--transition), border-color 0.3s var(--transition);
}

.skill-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(74, 99, 255, 0.22);
}

.skill-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.85rem;
  font-weight: 600;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.skill-tags span {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.06);
  color: var(--text);
  font-weight: 550;
  font-size: 0.9rem;
  transition: transform 0.3s var(--transition), background 0.3s var(--transition), color 0.3s var(--transition);
}

.skill-tags span:hover {
  transform: translateY(-3px);
  background: linear-gradient(135deg, rgba(74, 99, 255, 0.2), rgba(74, 99, 255, 0.08));
  color: var(--accent-strong);
}

.contact {
  background: rgba(255, 255, 255, 0.65);
}

.contact .section-heading {
  text-align: center;
  margin: 0 auto 2rem;
}

.contact .section-heading .eyebrow,
.contact .section-heading h2,
.contact .section-heading .section-lead {
  margin-left: auto;
  margin-right: auto;
}

.contact-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin: 0 auto;
  text-align: center;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 1.1rem;
  border-radius: 12px;
  border: 1px solid var(--outline);
  background: var(--surface);
  font-weight: 600;
  color: var(--text);
  transition: transform 0.3s var(--transition), border-color 0.3s var(--transition), color 0.3s var(--transition), box-shadow 0.3s var(--transition), background 0.3s var(--transition);
}

.contact-link:hover {
  border-color: var(--accent-strong);
  color: var(--accent-strong);
  transform: translateY(-4px);
  background: linear-gradient(135deg, rgba(74, 99, 255, 0.15), rgba(74, 99, 255, 0.05));
  box-shadow: 0 14px 28px -18px rgba(74, 99, 255, 0.6);
}

.contact-link:focus-visible {
  outline: 2px solid rgba(74, 99, 255, 0.4);
  outline-offset: 6px;
  transform: translateY(-4px);
}

.contact-link img {
  width: 24px;
  height: 24px;
}

.site-footer {
  padding: 2rem 0 3rem;
  text-align: center;
  color: var(--text-subtle);
  font-size: 0.9rem;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s var(--transition), transform 0.6s var(--transition);
}

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

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

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes gradientDrift {
  0% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(-2%, 1%, 0) scale(1.03);
  }
  100% {
    transform: translate3d(3%, -2%, 0) scale(1.05);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-content,
  .hero-media,
  .media-frame {
    animation: none !important;
  }

  .media-frame:hover {
    transform: none;
    box-shadow: 0 18px 40px -22px rgba(15, 23, 42, 0.35);
  }

  .background-accent {
    animation: none !important;
  }

  .button,
  .brand,
  .resume-chip,
  .nav-link,
  .tech-tag,
  .skill-tags span,
  .timeline-card,
  .project-card,
  .contact-link {
    transition: none !important;
  }
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(74, 99, 255, 0.5);
  outline-offset: 3px;
}

@media (max-width: 1024px) {
  .hero-layout {
    grid-template-columns: 1fr;
    grid-template-areas:
      "media"
      "content";
    justify-items: center;
    text-align: center;
    gap: 2rem;
  }

  .hero-content {
    justify-self: center;
    max-width: 520px;
  }

  .hero-actions {
    justify-content: center;
  }

  .media-frame {
    width: clamp(200px, 35vw, 260px);
  }
}

@media (max-width: 900px) {
  .nav-actions {
    gap: 0.5rem;
  }

  .resume-chip {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100vh;
    min-height: 100vh;
    background: var(--bg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 4rem 1.75rem 3rem;
    overflow-y: auto;
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.3s var(--transition), transform 0.3s var(--transition), visibility 0.3s linear;
    z-index: 1200;
  }

  .nav-links::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(circle at 20% 15%, rgba(74, 99, 255, 0.14), transparent 60%),
      radial-gradient(circle at 80% 85%, rgba(142, 106, 255, 0.12), transparent 70%);
    opacity: 0.6;
  }

  .nav-links ul {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.4rem;
    width: min(82vw, 360px);
    text-align: center;
  }

  .nav-links .nav-link {
    font-size: 1.25rem;
    color: var(--text);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.04em;
    padding: 0.45rem 0;
  }

  .nav-links .nav-link:focus-visible {
    outline: 2px solid rgba(74, 99, 255, 0.35);
    outline-offset: 6px;
  }

  .nav-links .nav-link::after {
    background: var(--accent);
    bottom: -0.45rem;
  }

  .nav-links.open {
    opacity: 1;
    pointer-events: auto;
    visibility: visible;
    transform: translateY(0);
  }

  .brand,
  .nav-actions {
    position: relative;
    z-index: 1300;
  }

  .timeline-card header {
    flex-direction: column;
    align-items: flex-start;
  }

  .timeline-card .date {
    margin-top: 0.5rem;
  }

  .project-grid {
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .container {
    width: calc(100% - 2rem);
  }

  .section {
    padding: 3.5rem 0;
  }

  .brand {
    padding: 0.35rem 0.6rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .hero-actions .button {
    width: 100%;
    justify-content: center;
  }

  .media-frame {
    width: 160px;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(74, 99, 255, 0.3), rgba(74, 99, 255, 0.1));
  }

  .timeline-card {
    padding: 1.6rem 1.7rem;
  }

  .timeline-card ul {
    padding-left: 2.2rem;
  }

  .contact-links {
    gap: 0.75rem;
    justify-content: center;
  }

  .contact-link {
    width: 100%;
    justify-content: center;
  }
}