:root {
  --tr-bg: #090b10;
  --tr-surface: #11151c;
  --tr-surface-2: #171c24;
  --tr-text: #f4f7fb;
  --tr-muted: #9ca9b8;
  --tr-cyan: #4cc9f0;
  --tr-violet: #8b5cf6;
  --tr-green: #4ade80;
  --tr-border: rgba(156, 169, 184, .16);
  --tr-border-strong: rgba(76, 201, 240, .34);
  --tr-shadow: 0 24px 70px rgba(0, 0, 0, .32);
  --tr-radius: 18px;
  --tr-pointer-x: 50vw;
  --tr-pointer-y: 25vh;
  color-scheme: dark;
}

html {
  background: var(--tr-bg);
  scroll-behavior: smooth;
}

body,
.g-root {
  background: var(--tr-bg) !important;
  color: var(--tr-text);
}

body {
  min-height: 100vh;
  position: relative;
  isolation: isolate;
}

body::before,
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
}

body::before {
  background:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px),
    radial-gradient(circle at 14% 8%, rgba(76,201,240,.11), transparent 30rem),
    radial-gradient(circle at 88% 18%, rgba(139,92,246,.10), transparent 32rem),
    var(--tr-bg);
  background-size: 40px 40px, 40px 40px, auto, auto, auto;
}

body::after {
  z-index: -1;
  opacity: .55;
  background: radial-gradient(420px circle at var(--tr-pointer-x) var(--tr-pointer-y), rgba(76,201,240,.055), transparent 70%);
}

::selection {
  color: var(--tr-text);
  background: rgba(76,201,240,.25);
}

:focus-visible {
  outline: 2px solid var(--tr-cyan) !important;
  outline-offset: 3px !important;
  border-radius: 6px;
}

main,
article {
  position: relative;
  z-index: 1;
}

main {
  animation: tr-page-enter 420ms cubic-bezier(.2,.75,.25,1) both;
}

h1,h2,h3,h4 {
  color: var(--tr-text);
  letter-spacing: -.025em;
  text-wrap: balance;
}

h1 { font-weight: 760; }
h2 { margin-top: 2.2em; }
p,li,td,th { text-wrap: pretty; }

a {
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(156,169,184,.10);
  background: rgba(9,11,16,.74) !important;
  backdrop-filter: blur(18px) saturate(145%);
  -webkit-backdrop-filter: blur(18px) saturate(145%);
}

header a {
  position: relative;
  color: var(--tr-muted) !important;
  text-decoration: none !important;
}

header a:hover,
header a:focus-visible { color: var(--tr-text) !important; }

header a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -5px;
  height: 1px;
  background: linear-gradient(90deg, var(--tr-cyan), var(--tr-violet));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

header a:hover::after,
header a:focus-visible::after { transform: scaleX(1); }

html[data-tr-page='home'] h1 {
  max-width: 950px;
  font-size: clamp(3rem, 8vw, 6.9rem);
  line-height: .94;
  letter-spacing: -.06em;
  background: linear-gradient(105deg, #fff 10%, #cdeff8 48%, #b9a8ff 88%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 10px 50px rgba(76,201,240,.08);
}

html[data-tr-page='home'] h1 + p,
html[data-tr-page='home'] h1 ~ p:first-of-type {
  max-width: 760px;
  color: var(--tr-muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  line-height: 1.75;
}

html[data-tr-page='home'] main { overflow: clip; }

.tr-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--tr-border) !important;
  border-radius: var(--tr-radius) !important;
  background: linear-gradient(145deg, rgba(255,255,255,.035), transparent 38%), rgba(17,21,28,.72) !important;
  box-shadow: 0 10px 38px rgba(0,0,0,.14);
  transform: translateY(0);
  transition: transform 220ms cubic-bezier(.2,.75,.25,1), border-color 220ms ease, box-shadow 220ms ease;
}

.tr-card::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  background: radial-gradient(circle at 20% 0%, rgba(76,201,240,.12), transparent 48%), radial-gradient(circle at 100% 100%, rgba(139,92,246,.10), transparent 50%);
  transition: opacity 220ms ease;
}

.tr-card:hover,
.tr-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--tr-border-strong) !important;
  box-shadow: 0 22px 60px rgba(0,0,0,.28), 0 0 0 1px rgba(76,201,240,.06), 0 0 42px rgba(76,201,240,.06);
}

.tr-card:hover::before,
.tr-card:focus-within::before { opacity: 1; }

.tr-card__link { position: relative; z-index: 1; }
.tr-card__link::after {
  content: '↗';
  display: inline-block;
  margin-left: .45em;
  color: var(--tr-cyan);
  transition: transform 180ms ease;
}

.tr-card:hover .tr-card__link::after,
.tr-card__link:hover::after { transform: translate(3px,-2px); }

.tr-cta {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  min-height: 42px;
  padding: .72rem 1.05rem !important;
  border-radius: 11px !important;
  font-weight: 650;
  text-decoration: none !important;
}

.tr-cta::after {
  content: '→';
  transition: transform 180ms ease;
}
.tr-cta:hover::after,
.tr-cta:focus-visible::after { transform: translateX(4px); }

.tr-cta--primary {
  color: #061016 !important;
  border: 1px solid rgba(115,222,250,.86) !important;
  background: linear-gradient(135deg, #71d9f7, var(--tr-cyan)) !important;
  box-shadow: 0 10px 28px rgba(76,201,240,.16);
}
.tr-cta--primary:hover,
.tr-cta--primary:focus-visible { transform: translateY(-2px); box-shadow: 0 16px 38px rgba(76,201,240,.25); }

.tr-cta--secondary {
  color: var(--tr-text) !important;
  border: 1px solid rgba(156,169,184,.24) !important;
  background: rgba(17,21,28,.72) !important;
}
.tr-cta--secondary:hover,
.tr-cta--secondary:focus-visible { transform: translateY(-2px); border-color: rgba(139,92,246,.55) !important; background: rgba(139,92,246,.08) !important; }

.tr-terminal {
  width: min(100%, 780px);
  margin-top: clamp(2rem,5vw,4rem);
  border: 1px solid rgba(76,201,240,.20);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(8,12,18,.88);
  box-shadow: 0 35px 90px rgba(0,0,0,.36), 0 0 70px rgba(76,201,240,.055);
  opacity: 0;
  transform: translateY(12px) scale(.995);
  transition: opacity 420ms ease, transform 420ms cubic-bezier(.2,.75,.25,1);
}
.tr-terminal.is-mounted { opacity: 1; transform: none; }

.tr-terminal__chrome {
  display: flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 0 14px;
  border-bottom: 1px solid rgba(156,169,184,.12);
  background: rgba(23,28,36,.92);
}
.tr-terminal__dot { width: 9px; height: 9px; border-radius: 999px; opacity: .85; }
.tr-terminal__dot--close { background: #ff6b6b; }
.tr-terminal__dot--minimize { background: #ffd166; }
.tr-terminal__dot--maximize { background: var(--tr-green); }
.tr-terminal__title {
  margin-left: 8px;
  color: #6f7d8f;
  font: .76rem ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;
}
.tr-terminal__body {
  min-height: 220px;
  padding: clamp(1.1rem,3vw,1.7rem);
  font: clamp(.82rem,1.8vw,.98rem)/1.72 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;
}
.tr-terminal__line { min-height: 1.72em; white-space: pre-wrap; overflow-wrap: anywhere; }
.tr-terminal__line--command { margin-top: .55rem; color: var(--tr-cyan); }
.tr-terminal__line--command:first-child { margin-top: 0; }
.tr-terminal__line--output { color: #c9d4e1; }
.tr-terminal__line:last-child { color: var(--tr-green); }
.tr-terminal__line:last-child::after {
  content: '';
  display: inline-block;
  width: .55em;
  height: 1.08em;
  margin-left: .16em;
  vertical-align: -.16em;
  background: var(--tr-green);
  animation: tr-cursor-blink 1.05s steps(1,end) infinite;
}

.tr-reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 460ms ease var(--tr-reveal-delay,0ms), transform 460ms cubic-bezier(.2,.75,.25,1) var(--tr-reveal-delay,0ms);
}
.tr-reveal.is-visible { opacity: 1; transform: none; }

pre {
  border: 1px solid rgba(156,169,184,.12);
  border-radius: 12px;
  box-shadow: 0 15px 35px rgba(0,0,0,.16);
}
table { overflow: hidden; border-radius: 12px; box-shadow: 0 15px 38px rgba(0,0,0,.12); }
iframe { border-color: rgba(156,169,184,.18) !important; background: var(--tr-surface); box-shadow: var(--tr-shadow) !important; }
blockquote,[class*='note'],[class*='Note'] { border-radius: 12px; }

html[data-tr-page='projects'] h1,
html[data-tr-page='about'] h1,
html[data-tr-page='resume'] h1,
html[data-tr-page='contacts'] h1,
html[data-tr-page='bibliography'] h1,
html[data-tr-page='photos'] h1 { position: relative; display: inline-block; }

html[data-tr-page='projects'] h1::after,
html[data-tr-page='about'] h1::after,
html[data-tr-page='resume'] h1::after,
html[data-tr-page='contacts'] h1::after,
html[data-tr-page='bibliography'] h1::after,
html[data-tr-page='photos'] h1::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -.35em;
  width: min(90px,30%);
  height: 2px;
  background: linear-gradient(90deg,var(--tr-cyan),var(--tr-violet));
  border-radius: 999px;
}

html[data-tr-page='bibliography'] .tr-sources {
  min-width: 0;
  margin-top: 2.4rem;
}

html[data-tr-page='bibliography'] .tr-sources__summary {
  margin-bottom: 1.25rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--tr-border);
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(76,201,240,.055), rgba(139,92,246,.035)), rgba(17,21,28,.68);
}

html[data-tr-page='bibliography'] .tr-sources__summary p {
  margin: 0 0 .8rem;
  color: var(--tr-muted);
}

html[data-tr-page='bibliography'] .tr-sources__summary strong { color: var(--tr-text); }

html[data-tr-page='bibliography'] .tr-sources__topic-counts,
html[data-tr-page='bibliography'] .tr-source-card__topics {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  min-width: 0;
}

html[data-tr-page='bibliography'] .tr-sources__topic-count,
html[data-tr-page='bibliography'] .tr-source-card__topic {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  max-width: 100%;
  padding: .28rem .55rem;
  border: 1px solid rgba(76,201,240,.16);
  border-radius: 999px;
  color: #c8d7e4;
  background: rgba(76,201,240,.045);
  font-size: .78rem;
  overflow-wrap: anywhere;
}

html[data-tr-page='bibliography'] .tr-sources__topic-count strong { color: var(--tr-cyan); }

html[data-tr-page='bibliography'] .tr-sources__controls {
  display: grid;
  grid-template-columns: minmax(220px, 2fr) minmax(150px, 1fr) minmax(150px, 1fr) auto;
  gap: .75rem;
  align-items: end;
  margin-bottom: .75rem;
  padding: 1rem;
  border: 1px solid var(--tr-border);
  border-radius: 14px;
  background: rgba(17,21,28,.82);
}

html[data-tr-page='bibliography'] .tr-sources__field {
  display: grid;
  gap: .4rem;
  min-width: 0;
  color: var(--tr-muted);
  font-size: .78rem;
  font-weight: 650;
}

html[data-tr-page='bibliography'] .tr-sources__field input,
html[data-tr-page='bibliography'] .tr-sources__field select,
html[data-tr-page='bibliography'] .tr-sources__clear {
  width: 100%;
  min-width: 0;
  min-height: 42px;
  box-sizing: border-box;
  border: 1px solid rgba(156,169,184,.22);
  border-radius: 10px;
  color: var(--tr-text);
  background: rgba(9,11,16,.82);
  font: inherit;
}

html[data-tr-page='bibliography'] .tr-sources__field input,
html[data-tr-page='bibliography'] .tr-sources__field select { padding: .65rem .75rem; }

html[data-tr-page='bibliography'] .tr-sources__clear {
  width: auto;
  padding: .65rem .9rem;
  color: var(--tr-cyan);
  cursor: pointer;
}

html[data-tr-page='bibliography'] .tr-sources__clear:hover,
html[data-tr-page='bibliography'] .tr-sources__clear:focus-visible {
  border-color: var(--tr-border-strong);
  background: rgba(76,201,240,.07);
}

html[data-tr-page='bibliography'] .tr-sources__result-count {
  margin: .6rem 0 1rem;
  color: var(--tr-muted);
  font-size: .85rem;
}

html[data-tr-page='bibliography'] .tr-sources__list {
  display: grid;
  gap: .85rem;
  min-width: 0;
}

html[data-tr-page='bibliography'] .tr-source-card {
  min-width: 0;
  padding: clamp(1rem, 2.4vw, 1.35rem);
  border: 1px solid var(--tr-border);
  border-radius: 15px;
  background: linear-gradient(145deg, rgba(255,255,255,.025), transparent 42%), rgba(17,21,28,.72);
  box-shadow: 0 12px 34px rgba(0,0,0,.12);
}

html[data-tr-page='bibliography'] .tr-source-card[hidden] { display: none !important; }

html[data-tr-page='bibliography'] .tr-source-card:target {
  border-color: var(--tr-border-strong);
  box-shadow: 0 0 0 1px rgba(76,201,240,.08), 0 16px 44px rgba(0,0,0,.2);
}

html[data-tr-page='bibliography'] .tr-source-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem .7rem;
  margin-bottom: .55rem;
  color: var(--tr-muted);
  font: .72rem ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;
  text-transform: uppercase;
  letter-spacing: .04em;
}

html[data-tr-page='bibliography'] .tr-source-card h2 {
  margin: 0 0 .75rem;
  font-size: clamp(1.05rem, 2.3vw, 1.28rem);
  line-height: 1.35;
  overflow-wrap: anywhere;
}

html[data-tr-page='bibliography'] .tr-source-card h2 a { color: var(--tr-text); }

html[data-tr-page='bibliography'] .tr-source-card__summary {
  margin-top: .9rem;
  color: #c7d1dd;
}

html[data-tr-page='bibliography'] .tr-source-card__summary summary {
  color: var(--tr-cyan);
  cursor: pointer;
  font-weight: 650;
}

html[data-tr-page='bibliography'] .tr-source-card__summary ul {
  margin: .7rem 0 0;
  padding-left: 1.2rem;
}

html[data-tr-page='bibliography'] .tr-source-card__summary li + li { margin-top: .35rem; }

html[data-tr-page='bibliography'] .tr-source-card__notes,
html[data-tr-page='bibliography'] .tr-source-card__related { margin-top: .85rem; }

html[data-tr-page='bibliography'] .tr-source-card__external {
  display: inline-flex;
  margin-top: .9rem;
  color: var(--tr-cyan);
  font-weight: 650;
  text-decoration: none;
}

::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: var(--tr-bg); }
::-webkit-scrollbar-thumb { border: 3px solid var(--tr-bg); border-radius: 999px; background: #2a3442; }
::-webkit-scrollbar-thumb:hover { background: #3a485a; }

@keyframes tr-page-enter { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }
@keyframes tr-cursor-blink { 0%,48% { opacity: 1; } 49%,100% { opacity: 0; } }

@media (max-width: 900px) {
  html[data-tr-page='bibliography'] .tr-sources__controls {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  html[data-tr-page='bibliography'] .tr-sources__field:first-child { grid-column: 1 / -1; }
  html[data-tr-page='bibliography'] .tr-sources__clear { width: 100%; }
}

@media (max-width: 768px) {
  :root { --tr-radius: 14px; }
  body::before { background-size: 28px 28px,28px 28px,auto,auto,auto; }
  header { backdrop-filter: blur(12px) saturate(130%); -webkit-backdrop-filter: blur(12px) saturate(130%); }
  html[data-tr-page='home'] h1 { font-size: clamp(2.75rem,15vw,4.4rem); }
  .tr-terminal { margin-top: 1.7rem; border-radius: 13px; }
  .tr-terminal__body { min-height: 200px; }
  .tr-card:hover,.tr-card:focus-within { transform: translateY(-2px); }

  html[data-tr-page='bibliography'] .tr-sources__controls { grid-template-columns: minmax(0, 1fr); }
  html[data-tr-page='bibliography'] .tr-sources__field:first-child { grid-column: auto; }
  html[data-tr-page='bibliography'] .tr-sources__summary,
  html[data-tr-page='bibliography'] .tr-sources__controls,
  html[data-tr-page='bibliography'] .tr-source-card { border-radius: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,*::before,*::after {
    scroll-behavior: auto !important;
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  main,.tr-terminal,.tr-reveal,.tr-card,.tr-cta { opacity: 1 !important; transform: none !important; }
  body::after { display: none; }
}