:root {
  --bg: #0f1417;
  --bg-elevated: rgba(17, 25, 28, 0.78);
  --bg-strong: rgba(21, 31, 35, 0.95);
  --panel: rgba(26, 39, 44, 0.72);
  --panel-strong: rgba(28, 41, 47, 0.92);
  --line: rgba(128, 255, 197, 0.18);
  --line-strong: rgba(128, 255, 197, 0.34);
  --text: #edf4ef;
  --muted: #9fb6ad;
  --soft: #7a9189;
  --accent: #7dffc7;
  --accent-strong: #36e6a4;
  --accent-cold: #58d8ff;
  --danger: #ff8f73;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
  --radius-xl: 32px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --shell: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(71, 220, 168, 0.12), transparent 32%),
    radial-gradient(circle at top right, rgba(88, 216, 255, 0.12), transparent 26%),
    linear-gradient(180deg, #182126 0%, #12181b 38%, #0f1417 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(rgba(125, 255, 199, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 255, 199, 0.025) 1px, transparent 1px);
  background-size: 84px 84px;
  mask-image: radial-gradient(circle at center, black 0%, transparent 80%);
  pointer-events: none;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 20% 12%, rgba(88, 216, 255, 0.08), transparent 24%),
    radial-gradient(circle at 78% 14%, rgba(125, 255, 199, 0.08), transparent 22%);
  pointer-events: none;
  z-index: -1;
}

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

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

button,
a,
input,
textarea,
select {
  font: inherit;
}

#mist-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.32;
  pointer-events: none;
  z-index: -3;
}

.noise-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.noise-layer {
  background-image:
    radial-gradient(rgba(255, 255, 255, 0.04) 0.8px, transparent 0.8px),
    radial-gradient(rgba(125, 255, 199, 0.025) 0.8px, transparent 0.8px);
  background-position: 0 0, 3px 3px;
  background-size: 7px 7px;
  opacity: 0.42;
  mix-blend-mode: soft-light;
  z-index: -1;
}

.shell {
  width: min(var(--shell), calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(20px);
  background: linear-gradient(180deg, rgba(13, 18, 21, 0.8), rgba(13, 18, 21, 0.28));
  border-bottom: 1px solid rgba(125, 255, 199, 0.08);
}

.nav-shell {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  background:
    linear-gradient(135deg, rgba(125, 255, 199, 0.3), rgba(88, 216, 255, 0.08));
  border: 1px solid rgba(125, 255, 199, 0.28);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.95rem;
}

.brand-text {
  font-size: 0.98rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--muted);
}

.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.24rem;
  border-radius: 999px;
  border: 1px solid rgba(125, 255, 199, 0.16);
  background: rgba(17, 25, 29, 0.72);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.28rem;
  width: 3rem;
  height: 3rem;
  padding: 0;
  border: 1px solid rgba(125, 255, 199, 0.18);
  border-radius: 999px;
  background: rgba(17, 25, 29, 0.72);
  color: var(--text);
  cursor: pointer;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
  border-color: rgba(125, 255, 199, 0.4);
  background: rgba(22, 33, 37, 0.92);
}

.nav-toggle span {
  width: 1.15rem;
  height: 1.5px;
  border-radius: 999px;
  background: currentColor;
  transform-origin: center;
  transition:
    transform 180ms ease,
    opacity 180ms ease;
}

.nav-toggle.is-active span:nth-child(1) {
  transform: translateY(0.36rem) rotate(45deg);
}

.nav-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active span:nth-child(3) {
  transform: translateY(-0.36rem) rotate(-45deg);
}

.lang-button {
  min-width: 2.7rem;
  min-height: 2.1rem;
  padding: 0.35rem 0.65rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  transition:
    background-color 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.lang-button:hover,
.lang-button:focus-visible {
  color: var(--text);
}

.lang-button.is-active {
  color: #091411;
  background: linear-gradient(135deg, var(--accent), #b7ffd9);
}

.main-nav a {
  position: relative;
  padding: 0.35rem 0;
  transition: color 180ms ease;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transform: scaleX(0.6);
  transition:
    opacity 180ms ease,
    transform 180ms ease;
}

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

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

.hero {
  padding: clamp(4.5rem, 7vw, 7.2rem) 0 3.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.85fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
}

.hero h1,
.section-heading h2,
.site-footer h2 {
  margin: 0;
  line-height: 0.96;
  letter-spacing: -0.04em;
}

.hero h1 {
  font-size: clamp(2.45rem, 5.8vw, 5.1rem);
  max-width: 12ch;
}

.hero-summary,
.section-heading p,
.footer-copy {
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.98rem;
}

.hero-summary {
  max-width: 54ch;
  margin: 1.3rem 0 0;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.4rem;
  margin-top: 1.4rem;
  color: var(--soft);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.83rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.8rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.75rem 1.15rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease;
}

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

.button-primary {
  color: #091411;
  background: linear-gradient(135deg, var(--accent), #b7ffd9);
  box-shadow: 0 10px 28px rgba(125, 255, 199, 0.2);
}

.button-secondary,
.button-ghost {
  border-color: rgba(125, 255, 199, 0.22);
  background: rgba(19, 29, 33, 0.54);
}

.button-secondary:hover,
.button-secondary:focus-visible,
.button-ghost:hover,
.button-ghost:focus-visible {
  border-color: rgba(125, 255, 199, 0.48);
  background: rgba(23, 35, 40, 0.8);
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.signal-card,
.hero-panel,
.timeline-card,
.project-card,
.education-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(125, 255, 199, 0.12);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 45%),
    linear-gradient(145deg, rgba(20, 31, 35, 0.88), rgba(18, 25, 29, 0.76));
  box-shadow: var(--shadow);
}

.signal-card {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1.2rem 1.2rem 1.1rem;
  border-radius: var(--radius-lg);
}

.signal-card::after,
.hero-panel::after,
.timeline-card::after,
.project-card::after,
.education-card::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
}

.signal-value {
  font-size: 1.55rem;
  font-weight: 700;
}

.signal-label {
  color: var(--muted);
  line-height: 1.5;
}

.hero-visual {
  display: grid;
  gap: 1.2rem;
}

.portrait-frame {
  position: relative;
  border-radius: var(--radius-xl);
  padding: 1rem;
  background:
    linear-gradient(145deg, rgba(88, 216, 255, 0.08), rgba(125, 255, 199, 0.08)),
    rgba(12, 18, 20, 0.92);
  border: 1px solid rgba(125, 255, 199, 0.18);
  box-shadow: var(--shadow);
}

.portrait-glow {
  position: absolute;
  inset: 6% 8% auto;
  height: 72%;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(88, 216, 255, 0.2), transparent 70%);
  filter: blur(24px);
  pointer-events: none;
}

.portrait-frame img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 0.88;
  object-fit: cover;
  object-position: center top;
  border-radius: calc(var(--radius-xl) - 10px);
}

.portrait-overlay {
  position: absolute;
  left: 1.1rem;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.terminal-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.4rem;
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  backdrop-filter: blur(10px);
  background: rgba(11, 17, 20, 0.62);
  border: 1px solid rgba(125, 255, 199, 0.16);
  color: var(--text);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
}

.hero-panel {
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.2rem 1.35rem;
}

.panel-label {
  margin: 0 0 0.8rem;
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
}

.panel-list,
.timeline-points,
.education-list {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
  line-height: 1.7;
}

.section {
  padding: 2rem 0 1rem;
}

.section-heading {
  display: grid;
  gap: 0.85rem;
  max-width: 48rem;
  margin-bottom: 2rem;
}

.section-heading h2 {
  font-size: clamp(2.2rem, 4.5vw, 4rem);
}

.timeline {
  position: relative;
  display: grid;
  gap: 1.2rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 1.2rem;
  top: 0.6rem;
  bottom: 0.6rem;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(125, 255, 199, 0.22), transparent);
}

.timeline-card {
  padding: 1.4rem 1.4rem 1.35rem 3rem;
  border-radius: var(--radius-lg);
}

.timeline-card::before {
  content: "";
  position: absolute;
  top: 1.55rem;
  left: 0.92rem;
  width: 0.58rem;
  height: 0.58rem;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(125, 255, 199, 0.08);
}

.timeline-card-compact {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 45%),
    linear-gradient(145deg, rgba(18, 26, 30, 0.8), rgba(15, 21, 24, 0.7));
}

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

.timeline-role,
.project-kicker,
.education-kicker {
  margin: 0 0 0.3rem;
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.timeline-top h3,
.project-header h3,
.education-card h3 {
  margin: 0;
  font-size: 1.4rem;
}

.inline-link {
  display: inline-flex;
  align-items: center;
  margin-left: 0.55rem;
  color: var(--accent-cold);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  vertical-align: middle;
}

.inline-link:hover,
.inline-link:focus-visible {
  color: var(--accent);
}

.timeline-date,
.timeline-location,
.education-meta,
.education-school {
  margin: 0;
  color: var(--soft);
}

.timeline-location {
  margin-top: 0.35rem;
}

.chip-row,
.chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.chip-row span,
.chip-grid span {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(125, 255, 199, 0.08);
  border: 1px solid rgba(125, 255, 199, 0.12);
  color: var(--text);
  font-size: 0.86rem;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}

.project-card,
.education-card {
  padding: 1.35rem;
  border-radius: var(--radius-lg);
  transition:
    transform 220ms ease,
    border-color 220ms ease,
    box-shadow 220ms ease;
  transform-style: preserve-3d;
}

.project-card:hover,
.education-card:hover {
  transform: translateY(-5px);
  border-color: rgba(125, 255, 199, 0.28);
}

.project-media {
  margin: -1.35rem -1.35rem 1rem;
  overflow: hidden;
  border-bottom: 1px solid rgba(125, 255, 199, 0.12);
  background: linear-gradient(145deg, rgba(88, 216, 255, 0.08), rgba(125, 255, 199, 0.06));
}

.project-media img {
  width: 100%;
  aspect-ratio: 1.45;
  object-fit: cover;
  object-position: center top;
  filter: saturate(0.9) contrast(1.05);
}

.project-card-featured {
  background:
    linear-gradient(180deg, rgba(88, 216, 255, 0.06), transparent 42%),
    linear-gradient(145deg, rgba(21, 35, 38, 0.92), rgba(18, 25, 29, 0.8));
}

.project-card p,
.education-card p {
  color: var(--muted);
  line-height: 1.7;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1rem;
  margin-top: 1rem;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1rem;
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
}

.project-links .project-link {
  margin-top: 0;
}

.project-link::after {
  content: "->";
}

.section-education {
  padding-bottom: 3rem;
}

.education-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
  align-items: start;
}

.education-grid > .section-heading {
  grid-column: 1 / -1;
  margin-bottom: 0.5rem;
}

.education-card {
  min-height: 100%;
}

.education-thesis {
  margin-top: 0.9rem;
}

.site-footer {
  padding: 0 0 3rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  gap: 1.2rem;
  padding: 1.4rem;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(125, 255, 199, 0.14);
  background:
    linear-gradient(180deg, rgba(88, 216, 255, 0.06), transparent 50%),
    linear-gradient(145deg, rgba(19, 28, 32, 0.92), rgba(15, 22, 25, 0.88));
  box-shadow: var(--shadow);
}

.footer-links {
  display: grid;
  gap: 0.85rem;
  align-content: start;
}

.footer-links a {
  color: var(--muted);
  transition: color 180ms ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--accent);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 650ms ease,
    transform 650ms ease;
}

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

@media (max-width: 1100px) {
  .hero-grid,
  .footer-grid,
  .education-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 820px) {
  .nav-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 0.7rem);
    left: 0;
    right: 0;
    display: grid;
    gap: 0.35rem;
    padding: 0.75rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(125, 255, 199, 0.18);
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 45%),
      linear-gradient(145deg, rgba(18, 27, 31, 0.96), rgba(15, 22, 25, 0.94));
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-0.45rem);
    transition:
      opacity 180ms ease,
      visibility 180ms ease,
      transform 180ms ease;
  }

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

  .main-nav a {
    padding: 0.8rem 0.9rem;
    border-radius: 14px;
    background: rgba(125, 255, 199, 0.06);
  }

  .main-nav a::after {
    bottom: 0.4rem;
  }

  .header-actions {
    margin-left: auto;
  }

  .hero {
    padding-top: 3.5rem;
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(2.2rem, 11vw, 3.9rem);
  }

  .hero-summary {
    max-width: none;
  }

  .signal-grid,
  .project-grid {
    grid-template-columns: 1fr;
  }

  .signal-card {
    flex-direction: row;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.1rem;
  }

  .signal-value {
    flex: 0 0 2.8rem;
    line-height: 1;
  }

  .signal-label {
    flex: 1;
  }

  .timeline::before {
    left: 0.95rem;
  }

  .timeline-card {
    padding-left: 2.5rem;
  }

  .timeline-card::before {
    left: 0.68rem;
  }

  .timeline-top {
    flex-direction: column;
  }

  .inline-link {
    margin-left: 0;
    margin-top: 0.45rem;
  }
}

@media (max-width: 560px) {
  .shell {
    width: min(var(--shell), calc(100% - 1.15rem));
  }

  .brand {
    gap: 0.65rem;
  }

  .brand-mark {
    width: 2.25rem;
    height: 2.25rem;
  }

  .brand-text {
    font-size: 0.9rem;
  }

  .nav-shell {
    padding: 0.85rem 0;
  }

  .header-actions {
    gap: 0.65rem;
  }

  .language-switch {
    gap: 0.2rem;
    padding: 0.2rem;
  }

  .lang-button {
    min-width: 2.45rem;
    min-height: 2rem;
    padding: 0.3rem 0.55rem;
  }

  .nav-toggle {
    width: 2.7rem;
    height: 2.7rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .portrait-frame {
    padding: 0.8rem;
  }

  .portrait-frame img {
    aspect-ratio: 0.9;
  }

  .timeline-card,
  .project-card,
  .education-card,
  .footer-grid {
    padding: 1.1rem;
  }

  .project-media {
    margin: -1.1rem -1.1rem 0.95rem;
  }

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

  .timeline-card::before {
    top: 1.22rem;
  }
}

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

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

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}