:root {
  --bg: #0a111f;
  --bg2: #0d1627;
  --card: #111c30;
  --line: #1e2c45;
  --tx: #e6ecf7;
  --mu: #8fa0bd;
  --ac: #2563eb;
  --ac2: #3b82f6;
  --ok: #22c55e;
  --r: 10px;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --sans: "Inter", system-ui, sans-serif;
  --pad: 80px;
}
* {
  box-sizing: border-box;
  margin: 0;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 70px;
}
body {
  background: var(--bg);
  color: var(--tx);
  font: 15px/1.6 var(--sans);
  -webkit-text-size-adjust: 100%;
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  max-width: 100%;
  display: block;
}
.wrap {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0 var(--pad);
}
section {
  padding: 72px 0;
  border-top: 1px solid var(--line);
}
.eyebrow {
  font: 11px var(--mono);
  color: var(--ac2);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
h1 {
  font-size: clamp(32px, 6vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
h2 {
  font-size: clamp(24px, 4vw, 32px);
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
h3 {
  font-size: 16px;
}
.mu {
  color: var(--mu);
}
.mono {
  font-family: var(--mono);
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--card);
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  color: var(--tx);
  font-family: inherit;
}
.btn.p {
  background: var(--ac);
  border-color: var(--ac);
}
.btn:hover {
  border-color: var(--ac2);
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 20px;
}
.tag {
  font: 11px var(--mono);
  padding: 3px 9px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--mu);
  background: var(--bg2);
  display: inline-block;
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.chips .tag {
  font: 13px var(--sans);
  padding: 6px 12px;
  color: var(--tx);
}
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 17, 31, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav .wrap {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 60px;
}
.brand {
  font-weight: 600;
  line-height: 1.1;
}
.brand small {
  display: block;
  font: 10px var(--mono);
  color: var(--mu);
  font-weight: 400;
}
.nav ul {
  display: flex;
  gap: 22px;
  list-style: none;
  margin: 0 auto;
  font-size: 13px;
  color: var(--mu);
}
.nav ul a:hover {
  color: var(--tx);
}
.burger {
  display: none;
  background: none;
  border: 1px solid var(--line);
  color: var(--tx);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 18px;
}
.hero {
  border: 0;
  padding: 72px 0;
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero .sub {
  color: var(--ac2);
  font-size: 20px;
  margin: 6px 0 16px;
}
.hero p {
  color: var(--mu);
  max-width: 520px;
}
.hero .acts {
  display: flex;
  gap: 12px;
  margin: 24px 0;
  flex-wrap: wrap;
}
.meta {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--mu);
}
.badge {
  font: 11px var(--mono);
  color: var(--ok);
  margin-bottom: 14px;
  display: inline-flex;
  gap: 8px;
  align-items: center;
}
.badge:before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ok);
}
.photo {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--card);
  aspect-ratio: 4/3.2;
  position: relative;
  display: grid;
  place-items: center;
  color: var(--mu);
  font: 12px var(--mono);
}
.photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.photo figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 10px;
  text-align: center;
  background: linear-gradient(transparent, rgba(10, 17, 31, 0.95));
  font-size: 11px;
}
.g2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.g3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.g4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.proj {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.proj .th {
  height: 150px;
  background: var(--bg2);
  border-bottom: 1px solid var(--line);
  display: grid;
  place-items: center;
  font: 11px var(--mono);
  color: var(--ac2);
  position: relative;
}
.proj .th img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.proj .bd {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.proj p {
  font-size: 13px;
  color: var(--mu);
}
.proj .chips {
  margin-top: auto;
}
.proj .chips .tag {
  font: 10px var(--mono);
}
.proj .go {
  font-size: 13px;
  color: var(--ac2);
}
.tl {
  border-left: 2px solid var(--line);
  padding: 2px 0 2px 18px;
  margin-bottom: 18px;
}
.tl small {
  font: 11px var(--mono);
  color: var(--ac2);
}
.tl p {
  font-size: 13px;
  color: var(--mu);
}
.cert {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.cert p {
  font-size: 12.5px;
  color: var(--mu);
}
.cv {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
form {
  display: grid;
  gap: 12px;
}
label {
  font: 11px var(--mono);
  color: var(--mu);
  text-transform: uppercase;
}
input,
textarea {
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 12px;
  color: var(--tx);
  font: inherit;
  margin-top: 4px;
}
input:focus,
textarea:focus,
.btn:focus-visible,
a:focus-visible {
  outline: 2px solid var(--ac2);
  outline-offset: 2px;
}
footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  font-size: 12px;
  color: var(--mu);
}
footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.crumb {
  font: 11px var(--mono);
  color: var(--mu);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 24px 0;
  align-items: center;
}
.stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--card);
  margin-top: 28px;
}
.stats div {
  padding: 16px;
  border-right: 1px solid var(--line);
}
.stats div:last-child {
  border: 0;
}
.stats small {
  display: block;
  font: 10px var(--mono);
  color: var(--mu);
  text-transform: uppercase;
}
.stats b {
  font-size: 15px;
}
.viewer {
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--card);
  margin-top: 28px;
  overflow: hidden;
}
.viewer .bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  font: 11px var(--mono);
  color: var(--mu);
  flex-wrap: wrap;
}
.viewer .bar .btn {
  padding: 4px 12px;
}
.viewer .cv-box {
  height: 420px;
  overflow: auto;
  display: grid;
  place-items: center;
  background: var(--bg2);
  font: 12px var(--mono);
  color: var(--mu);
}
.viewer img {
  transition: transform 0.2s;
  transform-origin: center;
}
.wbs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.wbs .card {
  padding: 14px;
}
.wbs p {
  font-size: 12.5px;
  color: var(--mu);
}
.split {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 40px;
}
.tw {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--r);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  min-width: 720px;
}
th {
  font: 10px var(--mono);
  color: var(--mu);
  text-transform: uppercase;
  text-align: left;
  padding: 12px 14px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
}
td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}
td:first-child {
  font-family: var(--mono);
  color: var(--mu);
}
td b {
  font-family: var(--mono);
}
.ok {
  font: 10px var(--mono);
  color: var(--ok);
  border: 1px solid rgba(34, 197, 94, 0.4);
  padding: 2px 8px;
  border-radius: 5px;
  white-space: nowrap;
}
.dr {
  padding: 0;
  overflow: hidden;
  cursor: zoom-in;
}
.dr .im {
  height: 150px;
  background: var(--bg2);
  display: grid;
  place-items: center;
  font: 11px var(--mono);
  color: var(--ac2);
}
.dr .im img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.dr div:last-child {
  padding: 14px;
}
.dr p {
  font-size: 12.5px;
  color: var(--mu);
}
.pn {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  font-size: 13px;
  flex-wrap: wrap;
}
.cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.modal {
  position: fixed;
  inset: 0;
  background: rgba(5, 9, 17, 0.92);
  display: none;
  place-items: center;
  z-index: 100;
  padding: 20px;
}
.modal.on {
  display: grid;
}
.modal img {
  max-height: 90vh;
  border-radius: 8px;
}
.modal button {
  position: absolute;
  top: 16px;
  right: 16px;
}
@media (max-width: 1024px) {
  .g4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats {
    grid-template-columns: repeat(3, 1fr);
  }
  .stats div:nth-child(3) {
    border-right: 0;
  }
  .stats div:nth-child(-n + 3) {
    border-bottom: 1px solid var(--line);
  }
  .split {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .nav ul {
    gap: 14px;
  }
}
@media (max-width: 820px) {
  .hero .wrap {
    grid-template-columns: 1fr;
  }
  .g3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .burger {
    display: block;
    margin-left: auto;
  }
  .nav ul {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg);
    padding: 16px var(--pad);
    border-bottom: 1px solid var(--line);
    gap: 14px;
    margin: 0;
  }
  .nav ul.on {
    display: flex;
  }
  .nav .dl {
    display: none;
  }
}
@media (max-width: 600px) {
  section {
    padding: 48px 0;
  }
  .g2,
  .g3,
  .g4,
  .wbs {
    grid-template-columns: 1fr;
  }
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats div {
    border-right: 1px solid var(--line) !important;
    border-bottom: 1px solid var(--line);
  }
  .stats div:nth-child(2n) {
    border-right: 0 !important;
  }
  .viewer .cv-box {
    height: 260px;
  }
  .hero .acts .btn,
  .cv .btn {
    flex: 1;
    justify-content: center;
  }
  .pn {
    flex-direction: column;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}
/* hero 3D background */
.hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
#hero-3d {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  pointer-events: none;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(
      90deg,
      rgba(10, 17, 31, 0.88) 0,
      rgba(10, 17, 31, 0.45) 55%,
      rgba(10, 17, 31, 0.1) 100%
    ),
    linear-gradient(180deg, transparent 70%, var(--bg) 100%);
}
@media (max-width: 820px) {
  .hero::before {
    background: linear-gradient(
      180deg,
      rgba(10, 17, 31, 0.8),
      rgba(10, 17, 31, 0.55) 60%,
      var(--bg)
    );
  }
}
/* full-width layout: 80px side margins desktop, scaled down on tablet/mobile */
@media (max-width: 1024px) {
  :root {
    --pad: 40px;
  }
}
@media (max-width: 600px) {
  :root {
    --pad: 20px;
  }
}