:root {
  --bg: #05060a;
  --bg-elevated: #0b0d14;
  --bg-soft: #101320;
  --border-subtle: rgba(255, 255, 255, 0.06);
  --text: #f5f5f7;
  --text-soft: #a4a6b5;
  --accent: #58ffd6;
  --accent-soft: rgba(88, 255, 214, 0.2);
  --accent-strong: #7d5bff;
  --danger: #ff4b7d;
  --radius-lg: 18px;
  --radius-md: 999px;
  --radius-sm: 999px;
  --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.7);
  --shadow-subtle: 0 14px 40px rgba(0, 0, 0, 0.6);
  --shadow-tiny: 0 6px 18px rgba(0, 0, 0, 0.5);
  --nav-height: 64px;
  --transition-fast: 180ms ease-out;
  --transition-med: 220ms ease-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #141827 0, #05060a 52%);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  text-decoration: underline;
}

body {
  color-scheme: dark;
}

.shell {
  width: min(1120px, 100% - 3rem);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: linear-gradient(
    to bottom,
    rgba(5, 6, 10, 0.96),
    rgba(5, 6, 10, 0.82),
    transparent
  );
  border-bottom: 1px solid rgba(255, 255, 255, 0.02);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  text-transform: uppercase;
}

.logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: conic-gradient(
    from 180deg,
    var(--accent),
    var(--accent-strong),
    var(--danger),
    var(--accent)
  );
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: #020308;
  box-shadow: var(--shadow-tiny);
}

.logo-text {
  opacity: 0.86;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  font-size: 0.9rem;
}

.nav a {
  opacity: 0.8;
  position: relative;
  padding-block: 0.25rem;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  transition: width var(--transition-fast);
}

.nav a:hover::after {
  width: 100%;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-fast),
    box-shadow var(--transition-fast), background var(--transition-fast),
    border-color var(--transition-fast), color var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #030307;
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.85);
  text-decoration: none;
}

.btn-ghost {
  border-color: rgba(255, 255, 255, 0.1);
  background: rgba(11, 13, 20, 0.7);
  color: var(--text-soft);
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(16, 19, 32, 0.95);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: 999px;
  background: rgba(11, 13, 20, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.16);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 16px;
  height: 1.5px;
  border-radius: 999px;
  background: #fff;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

main {
  padding-bottom: 6rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.1fr);
  gap: 3.5rem;
  align-items: center;
  padding-block: 4.5rem 3.5rem;
}

.hero-copy h1 {
  font-size: clamp(2.6rem, 4vw, 3.2rem);
  letter-spacing: -0.04em;
  margin: 0 0 1.2rem;
}

.hero-intro {
  margin: 0 0 1.8rem;
  color: var(--text-soft);
  max-width: 32rem;
}

.eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.85rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.hero-visual {
  position: relative;
  height: 320px;
  min-height: 260px;
}

.hero-card {
  position: absolute;
  inset: 0;
  border-radius: 26px;
  background: radial-gradient(circle at top left, #2a2f48, #090b13);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transform-origin: center;
}

.hero-card--front {
  transform: translateY(0) translateX(4%) rotate(-4deg);
  z-index: 2;
}

.hero-card--back {
  transform: translate(-8%, 12%) rotate(8deg) scale(0.9);
  opacity: 0.7;
  background: radial-gradient(circle at top, #202239, #05060a);
}

.hero-window {
  background: rgba(6, 8, 15, 0.9);
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  margin: 1rem;
  padding: 0.75rem;
  height: calc(100% - 2rem);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.hero-window-bar {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.hero-window-bar span {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(255, 255, 255, 0.35)
  );
}

.hero-ui-mock {
  display: grid;
  grid-template-columns: 0.9fr 2fr;
  gap: 0.75rem;
  flex: 1;
}

.hero-ui-sidebar {
  border-radius: 16px;
  background: linear-gradient(180deg, #151827, #090b13);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.hero-ui-main {
  border-radius: 16px;
  background: radial-gradient(circle at top left, #242847, #0b0d16);
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.hero-ui-pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.7rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.9;
  background: rgba(5, 6, 10, 0.6);
}

.pill-primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #030307;
}

.hero-ui-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.35rem;
  margin-top: 0.2rem;
}

.hero-ui-grid span {
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, #20253c, #090b13);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.code-lines {
  position: absolute;
  inset: 1.2rem;
  border-radius: 20px;
  background: radial-gradient(circle at top left, #111525, #05060a);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.code-lines span {
  height: 7px;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    rgba(88, 255, 214, 0.2),
    rgba(125, 91, 255, 0.24),
    rgba(255, 75, 125, 0.2)
  );
  opacity: 0.7;
}

.highlights {
  padding-block: 1rem 2.4rem;
}

.highlights-inner {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.4rem;
  padding: 1.1rem 1.4rem;
  border-radius: 999px;
  background: radial-gradient(circle at left, rgba(88, 255, 214, 0.28), transparent),
    radial-gradient(circle at right, rgba(125, 91, 255, 0.32), transparent),
    rgba(6, 8, 15, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-subtle);
}

.highlight {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.highlight-label {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(244, 244, 248, 0.7);
}

.highlight-value {
  font-size: 1rem;
  font-weight: 600;
}

.highlight-meta {
  font-size: 0.8rem;
  color: var(--text-soft);
}

.section {
  padding-block: 3rem;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.8rem;
  margin-bottom: 1.8rem;
}

.section-header h2 {
  font-size: 1.4rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0;
}

.section-header p {
  margin: 0;
  max-width: 24rem;
  font-size: 0.9rem;
  color: var(--text-soft);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.6rem;
}

.chip {
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 0.4rem 0.8rem;
  background: rgba(10, 12, 20, 0.7);
  color: var(--text-soft);
  font-size: 0.8rem;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast),
    border-color var(--transition-fast), transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

.chip:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-tiny);
}

.chip-active {
  background: rgba(88, 255, 214, 0.14);
  border-color: rgba(88, 255, 214, 0.7);
  color: var(--accent);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.6rem;
}

.project-card {
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at top, #171b2b, #05060a);
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-subtle);
  transform-origin: center;
  transition: transform var(--transition-med), box-shadow var(--transition-med),
    border-color var(--transition-med), background var(--transition-med);
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.9);
  border-color: rgba(255, 255, 255, 0.16);
}

.project-thumb {
  position: relative;
  height: 160px;
}

.project-thumb--gradient-a {
  background: linear-gradient(135deg, #58ffd6, #7d5bff);
}

.project-thumb--gradient-b {
  background: radial-gradient(circle at top left, #ff8ac3, #7d5bff);
}

.project-thumb--gradient-c {
  background: radial-gradient(circle at top, #58ffd6, #ffcd70);
}

.project-thumb--subtle {
  background: radial-gradient(circle at top left, #1b2036, #05060a);
}

.project-thumb-inner {
  position: absolute;
  inset: 0.9rem;
  border-radius: 16px;
  border: 1px solid rgba(3, 3, 7, 0.7);
  background: radial-gradient(circle at top left, rgba(7, 8, 16, 0.92), #05060a);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0.75rem 0.8rem;
}

.project-thumb-inner--center {
  justify-content: center;
  align-items: flex-start;
}

.project-thumb-bars {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.project-thumb-bars span {
  height: 7px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.project-body {
  padding: 1.1rem 1.2rem 1.2rem;
}

.project-body h3 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
}

.project-body p {
  margin: 0 0 0.9rem;
  font-size: 0.9rem;
  color: var(--text-soft);
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.9rem;
}

.project-tags span {
  font-size: 0.7rem;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  background: rgba(12, 15, 26, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(244, 244, 248, 0.8);
}

.project-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.link {
  font-size: 0.85rem;
  color: var(--accent);
  text-decoration: none;
  position: relative;
}

.link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  transform-origin: left;
  transform: scaleX(0);
  transition: transform var(--transition-fast);
}

.link:hover::after {
  transform: scaleX(1);
}

.section-split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr);
  gap: 2.6rem;
  align-items: center;
}

.about-visual {
  position: relative;
  min-height: 220px;
}

.avatar-frame {
  width: 220px;
  height: 260px;
  border-radius: 32px;
  background: radial-gradient(circle at top left, #58ffd6, #7d5bff);
  padding: 2px;
  box-shadow: var(--shadow-subtle);
}

.avatar-circle {
  width: 100%;
  height: 100%;
  border-radius: 30px;
  background: radial-gradient(circle at 30% 20%, #252842, #05060a);
}

.badge-row {
  position: absolute;
  bottom: 0.4rem;
  left: 180px;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.about-copy h2 {
  font-size: 1.4rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 1rem;
}

.about-copy p {
  margin: 0 0 0.9rem;
  font-size: 0.95rem;
  color: var(--text-soft);
}

.about-timeline {
  margin-top: 1.4rem;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  padding-left: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.about-item {
  position: relative;
}

.about-item::before {
  content: "";
  position: absolute;
  left: -1.1rem;
  top: 0.3rem;
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(88, 255, 214, 0.14);
}

.about-meta {
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(244, 244, 248, 0.7);
}

.about-timeline p {
  margin-top: 0.4rem;
}

.about-tools {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
  margin-top: 1.4rem;
}

.contact {
  display: flex;
}

.contact-card {
  width: 100%;
  border-radius: 26px;
  padding: 2.2rem 2.4rem;
  background: radial-gradient(circle at top left, rgba(88, 255, 214, 0.18), transparent),
    radial-gradient(circle at bottom right, rgba(125, 91, 255, 0.3), transparent),
    #05060a;
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: var(--shadow-soft);
}

.contact-card h2 {
  margin: 0 0 0.8rem;
  font-size: 1.4rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.contact-card p {
  margin: 0 0 1.2rem;
  font-size: 0.95rem;
  color: var(--text-soft);
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  align-items: center;
  justify-content: space-between;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.9rem;
}

.contact-links a {
  opacity: 0.85;
}

.availability {
  margin-top: 1.1rem;
  font-size: 0.85rem;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-block: 1.1rem 1.5rem;
  background: radial-gradient(circle at top, rgba(27, 32, 54, 0.6), #05060a);
  font-size: 0.8rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--text-soft);
}

.footer-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.footer-links a {
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}

@media (prefers-reduced-motion: no-preference) {
  .hero-card--front {
    animation: floatCard 9s ease-in-out infinite;
  }

  .hero-card--back {
    animation: floatCardBack 11s ease-in-out infinite;
  }

  .project-card {
    will-change: transform, box-shadow;
  }
}

@keyframes floatCard {
  0%,
  100% {
    transform: translateY(0) translateX(4%) rotate(-4deg);
  }
  50% {
    transform: translateY(-10px) translateX(4%) rotate(-2deg);
  }
}

@keyframes floatCardBack {
  0%,
  100% {
    transform: translate(-8%, 12%) rotate(8deg) scale(0.9);
  }
  50% {
    transform: translate(-10%, 16%) rotate(10deg) scale(0.9);
  }
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    padding-block: 3.4rem 2.6rem;
  }

  .hero-visual {
    order: -1;
    height: 260px;
  }

  .highlights-inner {
    border-radius: 26px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 1rem;
  }

  .section-split {
    grid-template-columns: minmax(0, 1fr);
  }

  .about-visual {
    order: -1;
  }

  .badge-row {
    left: auto;
    right: -0.3rem;
  }

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

@media (max-width: 720px) {
  .shell {
    width: min(100% - 2rem, 640px);
  }

  .site-header {
    background: rgba(5, 6, 10, 0.97);
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav {
    position: fixed;
    inset: var(--nav-height) 0 auto 0;
    height: calc(100dvh - var(--nav-height));
    background: rgba(5, 6, 10, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-med), opacity var(--transition-med);
  }

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

  .nav-open .nav-toggle span:nth-child(1) {
    transform: translateY(3px) rotate(45deg);
  }

  .nav-open .nav-toggle span:nth-child(2) {
    transform: translateY(-3px) rotate(-45deg);
  }

  .highlights-inner {
    grid-template-columns: minmax(0, 1fr);
    border-radius: 24px;
  }

  .contact-card {
    padding: 1.8rem 1.7rem;
  }

  .contact-actions {
    align-items: flex-start;
    gap: 1.4rem;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}