:root {
  color-scheme: dark;
  --font-sans: "Manrope", "Segoe UI", sans-serif;
  --font-display: "Space Grotesk", "Manrope", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", monospace;

  --bg: #091018;
  --bg2: #0d1620;
  --panel: #111d2b;
  --card: #122131;

  --border: rgba(140, 175, 205, 0.24);
  --text: #e8eef5;
  --muted: #9db0c3;

  --primary: #38bdf8;
  --primary-2: #06b6d4;
  --accent: #22c55e;

  --ring: rgba(56, 189, 248, 0.24);
  --shadow: 0 16px 48px rgba(2, 8, 20, 0.5);
  --shadow-soft: 0 10px 28px rgba(2, 8, 20, 0.3);
  --radius: 16px;
  --radius-sm: 12px;
  --max: 1140px;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f2f6fa;
  --bg2: #ecf2f8;
  --panel: #ffffff;
  --card: #ffffff;

  --border: rgba(15, 23, 42, 0.14);
  --text: #102033;
  --muted: #37526d;

  --primary: #0284c7;
  --primary-2: #0891b2;
  --accent: #16a34a;

  --ring: rgba(2, 132, 199, 0.2);
  --shadow: 0 12px 36px rgba(15, 23, 42, 0.14);
  --shadow-soft: 0 8px 24px rgba(15, 23, 42, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 86px; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background:
    radial-gradient(1000px 700px at 8% -5%, rgba(56, 189, 248, 0.15), transparent 58%),
    radial-gradient(900px 700px at 92% -10%, rgba(6, 182, 212, 0.1), transparent 58%),
    radial-gradient(1100px 700px at 50% 115%, rgba(34, 197, 94, 0.08), transparent 62%),
    linear-gradient(180deg, var(--bg), var(--bg2));
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(to right, rgba(148, 163, 184, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(148, 163, 184, 0.035) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(800px 380px at 50% 0%, rgba(0, 0, 0, 0.95), transparent 76%);
}

img { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
.muted { color: var(--muted); }

.skip {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip:focus {
  left: 12px;
  top: 12px;
  width: auto;
  height: auto;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel);
  z-index: 120;
}

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 18px; }

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--primary) 72%, transparent);
  outline-offset: 2px;
  border-radius: 8px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 70;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid color-mix(in srgb, var(--border) 80%, transparent);
  background: linear-gradient(180deg, color-mix(in srgb, var(--bg) 85%, transparent), color-mix(in srgb, var(--bg) 70%, transparent));
}

.topbar__progress { height: 2px; }
.topbar__progress > div {
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.brand__dot {
  width: 11px;
  height: 11px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 0 20px color-mix(in srgb, var(--primary) 50%, transparent);
}

.brand__text { font-size: 14px; }

.nav { display: flex; align-items: center; }
.nav__toggle {
  display: none;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  color: var(--text);
}

.nav__menu { display: flex; gap: 10px; align-items: center; }
.nav__menu a {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  border-radius: 10px;
  padding: 8px 10px;
}

.nav__menu a:hover,
.nav__menu a.is-active {
  color: var(--text);
  background: color-mix(in srgb, var(--panel) 75%, transparent);
}

.nav__divider,
.nav__btn { display: none !important; }

.topbar__actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--primary) 50%, var(--border));
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.16), rgba(6, 182, 212, 0.1));
  color: var(--text);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease;
}

.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.btn--ghost {
  border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  font-weight: 700;
}

#openPalette {
  padding-inline: 11px;
  font-family: var(--font-mono);
}

.hero { padding: 50px 0 26px; }
.hero__grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
}

.kicker {
  font-family: var(--font-mono);
  color: color-mix(in srgb, var(--primary) 66%, var(--muted));
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.h1 {
  margin: 10px 0;
  font-family: var(--font-display);
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.lead {
  margin: 0;
  color: var(--muted);
  max-width: 64ch;
  font-size: 16px;
}

.hero__cta,
.chips,
.card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero__cta { margin-top: 16px; }
.chips { margin-top: 14px; }

.chip {
  padding: 8px 11px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  background: color-mix(in srgb, var(--panel) 78%, transparent);
  transition: color 0.16s ease, border-color 0.16s ease;
}

.chip:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--primary) 60%, var(--border));
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 16px;
}

.stat {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px;
  background: color-mix(in srgb, var(--panel) 78%, transparent);
}

.stat__k {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.stat__v { margin-top: 5px; font-size: 13px; font-weight: 800; }

.section { padding: 22px 0; position: relative; }
.section::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: -8px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(56, 189, 248, 0.22), rgba(34, 197, 94, 0.14), transparent);
}
.section:last-of-type::after { display: none; }

.section__head { margin-bottom: 12px; }
.section__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 21px;
}
.section__head p { margin: 6px 0 0; }

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent), color-mix(in srgb, var(--card) 92%, transparent);
  box-shadow: var(--shadow-soft);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--primary) 52%, var(--border));
  box-shadow: var(--shadow);
}

.card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: -0.01em;
}

.profile {
  display: flex;
  align-items: center;
  gap: 12px;
}

.profile__img {
  width: 96px;
  height: 96px;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--primary) 55%, var(--border));
}

.profile__name { font-family: var(--font-display); font-weight: 700; font-size: 18px; }
.profile__role { margin-top: 4px; }

.profile__stack {
  margin-top: 10px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.pill {
  padding: 6px 9px;
  border-radius: 999px;
  font-size: 12px;
  color: var(--muted);
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 82%, transparent);
}

.small { margin-top: 12px; }
.small__title { font-family: var(--font-display); font-size: 16px; font-weight: 700; margin-bottom: 8px; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.projects-grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.projects-grid--main { margin-top: 10px; }
.projects-intro {
  margin: 0 0 14px;
  max-width: 78ch;
  font-size: 14px;
}

.projects-subhead {
  margin-top: 18px;
}

.projects-subhead h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
}

.projects-subhead p { margin: 6px 0 0; }

.projects-subhead--soft {
  margin-top: 22px;
  opacity: 0.95;
}

.projects-complementary {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.project-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.project-card .card__actions {
  margin-top: auto;
  padding-top: 12px;
}

.project-card--support {
  border-style: dashed;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.015), transparent), color-mix(in srgb, var(--card) 89%, transparent);
}

.project-scan {
  display: grid;
  gap: 10px;
}

.project-scan__row {
  display: grid;
  grid-template-columns: 1.4fr 1fr auto;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px;
  background: color-mix(in srgb, var(--panel) 78%, transparent);
}

.project-scan__name {
  font-weight: 800;
  font-size: 14px;
}

.project-scan__desc {
  font-size: 12px;
  color: var(--muted);
}

.project-scan__stack {
  font-size: 12px;
  color: var(--muted);
  font-family: var(--font-mono);
}

.project-scan__link {
  font-size: 12px;
  font-weight: 800;
  color: color-mix(in srgb, var(--primary) 86%, var(--text));
}

.project-scan__link:hover { text-decoration: underline; }

.proofline {
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.proofline__k {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.metricbar {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.metric {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 9px;
  font-size: 11px;
  color: var(--muted);
  background: color-mix(in srgb, var(--panel) 84%, transparent);
}

.casegrid {
  margin-top: 12px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.caseblock {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: color-mix(in srgb, var(--panel) 78%, transparent);
}

.caseblock h4 {
  margin: 0;
  font-size: 14px;
  font-family: var(--font-display);
}

.caseblock p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.project-feature {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
  align-items: start;
  border-color: color-mix(in srgb, var(--primary) 36%, var(--border));
  background:
    linear-gradient(165deg, rgba(56, 189, 248, 0.08), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent),
    color-mix(in srgb, var(--card) 92%, transparent);
}

.list {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.list li { margin: 8px 0; }
.list--tight li { margin: 6px 0; }

.timeline {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.titem {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: color-mix(in srgb, var(--panel) 76%, transparent);
}

.titem__top {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: baseline;
  flex-wrap: wrap;
}

.titem__title { font-weight: 800; }
.titem__desc { margin-top: 4px; }

.row { display: flex; align-items: center; gap: 10px; }
.between { justify-content: space-between; }
.h3 { font-family: var(--font-display); font-size: 17px; font-weight: 700; margin-top: 4px; }

.card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  flex-wrap: wrap;
}

.project__thumb {
  width: 100%;
  height: 210px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
}

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

.tag {
  font-size: 11px;
  padding: 6px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: color-mix(in srgb, var(--panel) 78%, transparent);
}

.project-label {
  font-size: 11px;
  line-height: 1;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  padding: 7px 9px;
  border-radius: 999px;
  color: color-mix(in srgb, var(--primary) 78%, var(--text));
  border: 1px solid color-mix(in srgb, var(--primary) 40%, var(--border));
  background: color-mix(in srgb, var(--panel) 86%, transparent);
  white-space: nowrap;
}

.project-feature .project-label {
  color: color-mix(in srgb, var(--primary) 90%, var(--text));
  border-color: color-mix(in srgb, var(--primary) 65%, var(--border));
}

.proof-grid { align-items: stretch; }

.badgegrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.badge {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px;
  background: color-mix(in srgb, var(--panel) 76%, transparent);
  transition: transform 0.16s ease, border-color 0.16s ease;
}

.badge:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--primary) 58%, var(--border));
}

.badge img {
  width: 100%;
  height: 92px;
  object-fit: contain;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
}

.badge__t { margin-top: 10px; font-size: 13px; font-weight: 800; }
.badge__s { margin-top: 4px; font-size: 12px; }

.textlink {
  display: inline-block;
  margin-top: 10px;
  font-size: 13px;
  font-weight: 700;
  color: color-mix(in srgb, var(--primary) 88%, var(--text));
}

.textlink:hover { text-decoration: underline; }

.social { margin-top: 10px; }
.social__link {
  display: flex;
  align-items: center;
  gap: 10px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 76%, transparent);
  padding: 12px;
}

.social__link img { width: 22px; height: 22px; }

.copy-actions {
  display: grid;
  gap: 8px;
}

.copy-actions__btn {
  width: 100%;
  justify-content: flex-start;
  border-radius: 12px;
  padding: 10px 12px;
}

.divider { height: 1px; background: var(--border); margin: 16px 0; }

.label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 10px;
}

.input {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 82%, transparent);
  color: var(--text);
  outline: none;
}

.input:focus {
  border-color: color-mix(in srgb, var(--primary) 72%, var(--border));
  box-shadow: 0 0 0 4px var(--ring);
}

textarea.input { resize: vertical; min-height: 120px; }

.filterbar {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-top: 12px;
}

.filterbar__left,
.filterbar__right { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

.chipbtn {
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.chipbtn[aria-pressed="true"] {
  color: var(--text);
  border-color: color-mix(in srgb, var(--primary) 62%, var(--border));
  box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.08);
}

.counter { font-size: 12px; color: var(--muted); }
.certgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }

.footer { padding: 28px 0 50px; }
.footer__inner {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.footer__link { color: var(--muted); font-weight: 700; }
.footer__link:hover { color: var(--text); text-decoration: underline; }

.totop {
  position: fixed;
  right: 16px;
  bottom: 16px;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 84%, transparent);
  color: var(--text);
  display: none;
  cursor: pointer;
}

.totop.show { display: block; }

.toast {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 120;
  display: none;
  max-width: 520px;
  border-radius: 12px;
  border: 1px solid var(--border);
  padding: 10px 12px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  box-shadow: var(--shadow);
}

.toast.show { display: block; }
.toast__t { font-size: 13px; font-weight: 800; }
.toast__s { margin-top: 4px; font-size: 12px; color: var(--muted); }

.palette {
  position: fixed;
  inset: 0;
  z-index: 140;
  display: none;
  align-items: flex-start;
  justify-content: center;
  background: rgba(2, 8, 20, 0.55);
  backdrop-filter: blur(7px);
  padding: 80px 16px 16px;
}

.palette.show { display: flex; }

.palette__panel {
  width: min(760px, 100%);
  border-radius: 14px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.palette__top {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  border-bottom: 1px solid var(--border);
}

.palette__input {
  flex: 1;
  padding: 11px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 82%, transparent);
  color: var(--text);
}

.palette__hint,
.palette__meta { color: var(--muted); font-size: 12px; }

.palette__list { max-height: 360px; overflow: auto; padding: 8px; }

.palette__item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  border-radius: 10px;
  border: 1px solid transparent;
  padding: 10px 12px;
  cursor: pointer;
}

.palette__item:hover,
.palette__item[aria-selected="true"] {
  border-color: color-mix(in srgb, var(--primary) 40%, transparent);
  background: rgba(56, 189, 248, 0.08);
}

.palette__label { font-size: 13px; font-weight: 800; }

[data-reveal] {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

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

@media (max-width: 960px) {
  .topbar__actions { display: none; }
  .nav__toggle { display: inline-flex; }

  .nav__menu {
    display: none;
    position: absolute;
    top: 58px;
    right: 18px;
    min-width: 240px;
    flex-direction: column;
    gap: 6px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--panel) 94%, transparent);
    padding: 10px;
  }

  .nav__menu.open { display: flex; }
  .nav__divider { display: block !important; width: 100%; height: 1px; background: var(--border); margin: 6px 0; }
  .nav__btn { display: inline-flex !important; width: 100%; }

  .hero__grid,
  .grid2,
  .grid3,
  .skills-grid,
  .projects-grid,
  .projects-complementary,
  .project-feature,
  .casegrid,
  .stats,
  .certgrid {
    grid-template-columns: 1fr;
  }

  .project-scan__row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .project__thumb { height: 185px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

@media print {
  .topbar,
  .totop,
  .nav__toggle,
  #openPalette,
  .toast { display: none !important; }

  body {
    background: #fff !important;
    color: #000 !important;
  }

  .card { box-shadow: none !important; }
  a { text-decoration: underline; }
}