/* ============================================================
   完美电竞赛场 · 共享样式表 /assets/site.css
   深夜赛场指挥中心 · 发光暗场 · 目录型内容地图
   ============================================================ */

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, h5, p, ul, ol, li, dl, dd, figure, blockquote, fieldset { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, video { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
table { border-collapse: collapse; }
a { color: inherit; }

/* ---------- tokens ---------- */
:root {
  --sk-bg: #060A1C;
  --sk-panel: #0E1738;
  --sk-purple: #7B4DFF;
  --sk-cyan: #24E0C0;
  --sk-orange: #FF8A3D;
  --sk-wine: #B3245C;
  --sk-ink: #E8EDF7;
  --sk-mist: #8E9BB8;
  --sk-jade: #B9FFF0;
  --sk-gold: #D8A657;

  --sk-line: rgba(142, 155, 184, .22);
  --sk-line-strong: rgba(123, 77, 255, .45);
  --sk-hair: rgba(232, 237, 247, .08);

  --sk-font-sans: "HarmonyOS Sans SC", "Alibaba PuHuiTi 3.0", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --sk-font-mono: "JetBrains Mono", "Sarasa Mono SC", "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --sk-w: 1240px;
  --sk-gutter: clamp(16px, 4vw, 40px);
  --sk-radius: 2px;
  --sk-ease: cubic-bezier(.2, .7, .3, 1);
  --sk-bar-h: 66px;
}

/* ---------- base ---------- */
body {
  min-height: 100vh;
  background-color: var(--sk-bg);
  background-image:
    radial-gradient(900px 520px at 10% -10%, rgba(123, 77, 255, .30), transparent 62%),
    radial-gradient(760px 460px at 94% 2%, rgba(36, 224, 192, .14), transparent 60%),
    radial-gradient(1000px 620px at 50% 118%, rgba(179, 36, 92, .18), transparent 66%);
  background-repeat: no-repeat;
  color: var(--sk-ink);
  font-family: var(--sk-font-sans);
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}

h1, .sk-h1 { font-size: clamp(34px, 5vw, 56px); line-height: 1.06; font-weight: 900; letter-spacing: -.02em; }
h2, .sk-h2 { font-size: clamp(26px, 3.4vw, 40px); line-height: 1.14; font-weight: 800; letter-spacing: -.015em; }
h3, .sk-h3 { font-size: clamp(20px, 2.2vw, 28px); line-height: 1.25; font-weight: 800; letter-spacing: -.01em; }
h4, .sk-h4 { font-size: 20px; line-height: 1.35; font-weight: 700; }

.sk-mono, .sk-data { font-family: var(--sk-font-mono); font-size: .86em; letter-spacing: .08em; font-variant-numeric: tabular-nums; }

.sk-eyebrow {
  display: inline-block;
  font-family: var(--sk-font-mono);
  font-size: 11.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--sk-cyan);
}

.sk-lead { font-size: clamp(16px, 1.6vw, 19px); line-height: 1.8; color: var(--sk-mist); max-width: 40em; }

.sk-glow { text-shadow: 0 0 26px rgba(123, 77, 255, .5); }
.sk-outline { -webkit-text-stroke: 1px rgba(123, 77, 255, .85); color: transparent; }

:focus-visible { outline: 2px solid var(--sk-cyan); outline-offset: 2px; border-radius: var(--sk-radius); }

/* ---------- layout ---------- */
.sk-container { width: min(100% - var(--sk-gutter) * 2, var(--sk-w)); margin-inline: auto; }

.sk-section { padding: clamp(48px, 7vw, 96px) 0; position: relative; }
.sk-section--tight { padding: clamp(30px, 4vw, 56px) 0; }
.sk-section--panel {
  background: linear-gradient(180deg, rgba(14, 23, 56, .72), rgba(6, 10, 28, .25));
  border-top: 1px solid var(--sk-line);
  border-bottom: 1px solid var(--sk-line);
}

.sk-section__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px 32px;
  flex-wrap: wrap;
  margin-bottom: clamp(24px, 3vw, 40px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--sk-line);
}

.sk-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 20px; }
.sk-cluster { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.sk-stack > * + * { margin-top: 16px; }
.sk-stack--loose > * + * { margin-top: 30px; }
.sk-divider { height: 1px; border: 0; background: linear-gradient(90deg, var(--sk-line-strong), transparent); }

.sk-skip {
  position: absolute;
  left: 14px;
  top: -70px;
  z-index: 200;
  padding: 10px 16px;
  background: var(--sk-purple);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--sk-radius);
  transition: top .2s var(--sk-ease);
}
.sk-skip:focus { top: 14px; }

/* ---------- buttons & links ---------- */
.sk-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5em;
  padding: 11px 20px;
  border: 1px solid var(--sk-line-strong);
  border-radius: var(--sk-radius);
  background: rgba(14, 23, 56, .78);
  color: var(--sk-ink);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  text-decoration: none;
  cursor: pointer;
  transition: transform .2s var(--sk-ease), background .2s var(--sk-ease), border-color .2s var(--sk-ease), box-shadow .2s var(--sk-ease), color .2s var(--sk-ease);
}
.sk-btn:hover, .sk-btn:focus-visible {
  transform: translateY(-4px);
  border-color: var(--sk-purple);
  box-shadow: 0 0 0 1px rgba(123, 77, 255, .5), 0 18px 34px -22px rgba(123, 77, 255, .85);
}
.sk-btn--accent { background: linear-gradient(118deg, var(--sk-orange), #ff6a1a); border-color: transparent; color: #180C02; }
.sk-btn--accent:hover, .sk-btn--accent:focus-visible { box-shadow: 0 0 0 1px rgba(255, 138, 61, .6), 0 18px 34px -20px rgba(255, 138, 61, .9); }
.sk-btn--ghost { background: transparent; border-color: var(--sk-line); color: var(--sk-jade); }
.sk-btn--ghost:hover, .sk-btn--ghost:focus-visible { background: rgba(36, 224, 192, .12); border-color: var(--sk-cyan); color: var(--sk-jade); }
.sk-btn--sm { padding: 7px 14px; font-size: 12.5px; letter-spacing: .08em; }
.sk-btn--block { width: 100%; }
.sk-btn--cut { clip-path: polygon(11px 0, 100% 0, 100% calc(100% - 11px), calc(100% - 11px) 100%, 0 100%, 0 11px); }

.sk-link {
  position: relative;
  display: inline-block;
  padding-bottom: 3px;
  color: var(--sk-ink);
  text-decoration: none;
}
.sk-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--sk-cyan);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .26s var(--sk-ease);
}
.sk-link:hover, .sk-link:focus-visible { color: var(--sk-jade); }
.sk-link:hover::after, .sk-link:focus-visible::after { transform: scaleX(1); }

/* ---------- header ---------- */
.sk-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(6, 10, 28, .92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--sk-line);
  transition: background .25s var(--sk-ease), box-shadow .25s var(--sk-ease);
}
.sk-header[data-stuck="true"] { background: rgba(6, 10, 28, .97); box-shadow: 0 22px 44px -34px rgba(0, 0, 0, .98); }

.sk-progress {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--sk-purple), var(--sk-cyan) 58%, var(--sk-orange));
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

.sk-ribbon {
  background: linear-gradient(90deg, rgba(14, 23, 56, .94), rgba(6, 10, 28, .55));
  border-bottom: 1px solid var(--sk-line);
  font-size: 12.5px;
  color: var(--sk-mist);
}
.sk-ribbon__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px 22px;
  flex-wrap: wrap;
  min-height: 40px;
  padding: 6px 0;
}
.sk-ribbon__brand { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.sk-ribbon__mark {
  font-family: var(--sk-font-mono);
  font-size: 10.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--sk-purple);
  border: 1px solid var(--sk-line-strong);
  padding: 2px 8px;
  border-radius: var(--sk-radius);
}
.sk-ribbon__line { color: var(--sk-mist); }
.sk-ribbon__links { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.sk-ribbon__links .sk-link { font-size: 12.5px; color: var(--sk-mist); }
.sk-ribbon__links .sk-link:hover { color: var(--sk-jade); }

.sk-bar { position: relative; }
.sk-bar__inner { display: flex; align-items: center; gap: 18px; min-height: var(--sk-bar-h); }

.sk-brand { display: flex; align-items: center; gap: 12px; flex: 0 0 auto; text-decoration: none; color: var(--sk-ink); }
.sk-brand__glyph { display: grid; grid-template-columns: repeat(3, 5px); gap: 3px; align-items: end; height: 20px; }
.sk-brand__glyph i { display: block; height: 8px; background: var(--sk-cyan); }
.sk-brand__glyph i:nth-child(2) { height: 14px; background: var(--sk-purple); }
.sk-brand__glyph i:nth-child(3) { height: 20px; background: var(--sk-orange); }
.sk-brand__glyph--gold i { background: var(--sk-gold); }
.sk-brand__glyph--gold i:nth-child(2) { background: var(--sk-orange); }
.sk-brand__glyph--gold i:nth-child(3) { background: var(--sk-cyan); }
.sk-brand__text { display: flex; flex-direction: column; font-size: 19px; font-weight: 900; line-height: 1.15; letter-spacing: .02em; }
.sk-brand__sub { font-family: var(--sk-font-mono); font-size: 9.5px; font-weight: 500; letter-spacing: .28em; color: var(--sk-mist); }

.sk-nav-toggle {
  display: none;
  margin-left: auto;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  background: transparent;
  border: 1px solid var(--sk-line-strong);
  border-radius: var(--sk-radius);
  color: var(--sk-ink);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  cursor: pointer;
}
.sk-nav-toggle__bars { position: relative; display: block; width: 20px; height: 12px; }
.sk-nav-toggle__bars::before,
.sk-nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--sk-cyan);
  transition: transform .22s var(--sk-ease);
}
.sk-nav-toggle__bars::before { top: 2px; }
.sk-nav-toggle__bars::after { bottom: 2px; }
.sk-header[data-open="true"] .sk-nav-toggle__bars::before { transform: translateY(4px) rotate(45deg); }
.sk-header[data-open="true"] .sk-nav-toggle__bars::after { transform: translateY(-4px) rotate(-45deg); }

.sk-nav { display: flex; align-items: center; gap: 20px; margin-left: auto; }
.sk-nav__list { display: flex; align-items: center; gap: 2px; }
.sk-nav__link {
  position: relative;
  display: inline-block;
  padding: 9px 12px;
  border-radius: var(--sk-radius);
  color: var(--sk-mist);
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
  transition: color .2s var(--sk-ease), background .2s var(--sk-ease), box-shadow .2s var(--sk-ease);
}
.sk-nav__link::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 4px;
  height: 1px;
  background: var(--sk-purple);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .26s var(--sk-ease);
}
.sk-nav__link:hover, .sk-nav__link:focus-visible { color: var(--sk-jade); }
.sk-nav__link:hover::after, .sk-nav__link:focus-visible::after { transform: scaleX(1); }
.sk-nav__link[aria-current="page"] {
  color: var(--sk-ink);
  background: rgba(123, 77, 255, .16);
  box-shadow: inset 0 0 0 1px rgba(123, 77, 255, .55);
}
.sk-nav__link[aria-current="page"]::after { transform: scaleX(1); background: var(--sk-cyan); }

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

.sk-search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  border: 1px solid var(--sk-line);
  border-radius: var(--sk-radius);
  background: rgba(6, 10, 28, .72);
  transition: border-color .2s var(--sk-ease), box-shadow .2s var(--sk-ease);
}
.sk-search:focus-within { border-color: var(--sk-purple); box-shadow: 0 0 0 1px rgba(123, 77, 255, .45), 0 0 22px -6px rgba(123, 77, 255, .6); }
.sk-search__label {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.sk-search__input {
  width: 152px;
  padding: 4px 0;
  border: 0;
  background: transparent;
  color: var(--sk-ink);
  font-family: var(--sk-font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
}
.sk-search__input::placeholder { color: rgba(142, 155, 184, .72); letter-spacing: .04em; }
.sk-search__input:focus { outline: none; }

/* ---------- breadcrumb ---------- */
.sk-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 18px 0;
  font-family: var(--sk-font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--sk-mist);
}
.sk-breadcrumb a { color: var(--sk-mist); text-decoration: none; }
.sk-breadcrumb a:hover, .sk-breadcrumb a:focus-visible { color: var(--sk-jade); }
.sk-breadcrumb__sep { color: rgba(142, 155, 184, .5); }
.sk-breadcrumb [aria-current="page"] { color: var(--sk-ink); }

/* ---------- prose ---------- */
.sk-prose { max-width: 42em; font-size: 17px; line-height: 1.85; color: #D6DEED; }
.sk-prose > * + * { margin-top: 1.05em; }
.sk-prose h2 { margin-top: 2.1em; color: var(--sk-ink); }
.sk-prose h3 { margin-top: 1.7em; color: var(--sk-ink); }
.sk-prose a { color: var(--sk-jade); text-decoration: underline; text-decoration-color: rgba(36, 224, 192, .45); text-underline-offset: 4px; }
.sk-prose a:hover { text-decoration-color: var(--sk-cyan); }
.sk-prose ul, .sk-prose ol { padding-left: 0; }
.sk-prose li { position: relative; padding-left: 1.5em; }
.sk-prose li + li { margin-top: .5em; }
.sk-prose ul > li::before { content: "▚"; position: absolute; left: 0; color: var(--sk-purple); }
.sk-prose ol { counter-reset: skol; }
.sk-prose ol > li::before {
  counter-increment: skol;
  content: counter(skol, decimal-leading-zero);
  position: absolute;
  left: 0;
  font-family: var(--sk-font-mono);
  font-size: 12px;
  color: var(--sk-cyan);
}
.sk-prose blockquote { padding-left: 16px; border-left: 2px solid var(--sk-purple); color: var(--sk-mist); }
.sk-prose code {
  padding: 1px 6px;
  border: 1px solid var(--sk-line);
  border-radius: var(--sk-radius);
  background: rgba(14, 23, 56, .9);
  font-family: var(--sk-font-mono);
  font-size: .88em;
  color: var(--sk-jade);
}

/* ---------- panels ---------- */
.sk-panel {
  position: relative;
  padding: clamp(18px, 2.2vw, 28px);
  border: 1px solid var(--sk-line);
  border-radius: var(--sk-radius);
  background: linear-gradient(160deg, rgba(14, 23, 56, .88), rgba(6, 10, 28, .72));
  box-shadow: 0 1px 0 var(--sk-hair), 0 22px 44px -34px rgba(0, 0, 0, .95);
  transition: transform .26s var(--sk-ease), box-shadow .26s var(--sk-ease), border-color .26s var(--sk-ease);
}
.sk-panel:hover {
  transform: translateY(-4px);
  border-color: rgba(123, 77, 255, .6);
  box-shadow: 0 0 0 1px rgba(123, 77, 255, .38), 0 28px 52px -32px rgba(123, 77, 255, .7);
}
.sk-panel--cut { clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px)); }
.sk-panel--tilt { transform: perspective(1000px) rotateY(-3.2deg); }
.sk-panel--tilt:hover { transform: perspective(1000px) rotateY(-3.2deg) translateY(-4px); }

/* ---------- tags ---------- */
.sk-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border: 1px solid var(--sk-line-strong);
  border-radius: var(--sk-radius);
  background: rgba(123, 77, 255, .12);
  color: #CDBBFF;
  font-family: var(--sk-font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  white-space: nowrap;
}
.sk-tag--purple { border-color: rgba(123, 77, 255, .6); background: rgba(123, 77, 255, .16); color: #CDBBFF; }
.sk-tag--cyan { border-color: rgba(36, 224, 192, .55); background: rgba(36, 224, 192, .1); color: var(--sk-jade); }
.sk-tag--orange { border-color: rgba(255, 138, 61, .55); background: rgba(255, 138, 61, .12); color: #FFC79A; }
.sk-tag--wine { border-color: rgba(179, 36, 92, .6); background: rgba(179, 36, 92, .16); color: #F5A9C6; }
.sk-tag--gold { border-color: rgba(216, 166, 87, .55); background: rgba(216, 166, 87, .12); color: var(--sk-gold); }
.sk-tag--muted { border-color: var(--sk-line); background: transparent; color: var(--sk-mist); }

/* ---------- index list ---------- */
.sk-index { border-top: 1px solid var(--sk-line); }
.sk-index__item {
  display: grid;
  grid-template-columns: 3.5em minmax(0, 1fr) auto;
  gap: 6px 16px;
  align-items: baseline;
  padding: 14px 4px;
  border-bottom: 1px solid var(--sk-line);
  color: var(--sk-ink);
  text-decoration: none;
  transition: background .2s var(--sk-ease), padding-left .2s var(--sk-ease);
}
.sk-index__item:hover, .sk-index__item:focus-visible { background: rgba(123, 77, 255, .12); padding-left: 14px; }
.sk-index__num { font-family: var(--sk-font-mono); font-size: 12px; letter-spacing: .08em; color: var(--sk-purple); }
.sk-index__name { font-size: 16px; font-weight: 700; }
.sk-index__meta { font-family: var(--sk-font-mono); font-size: 12px; letter-spacing: .06em; color: var(--sk-mist); }
.sk-index__item[aria-current="page"] { background: rgba(36, 224, 192, .08); }
.sk-index__item[aria-current="page"] .sk-index__name { color: var(--sk-jade); }

/* ---------- log / timeline ---------- */
.sk-log { padding-left: 22px; border-left: 1px solid var(--sk-line); }
.sk-log__item { position: relative; padding-bottom: 26px; }
.sk-log__item:last-child { padding-bottom: 0; }
.sk-log__item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 7px;
  width: 9px;
  height: 9px;
  background: var(--sk-bg);
  border: 1px solid var(--sk-cyan);
  transform: rotate(45deg);
}
.sk-log__time { font-family: var(--sk-font-mono); font-size: 12px; letter-spacing: .1em; color: var(--sk-cyan); }
.sk-log__title { margin-top: 4px; font-weight: 700; color: var(--sk-ink); }
.sk-log__text { color: var(--sk-mist); font-size: 14.5px; }

/* ---------- tabs ---------- */
.sk-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; border-bottom: 1px solid var(--sk-line); }
.sk-tabs__btn {
  appearance: none;
  padding: 10px 14px;
  border: 1px solid transparent;
  border-bottom: 2px solid transparent;
  border-radius: var(--sk-radius) var(--sk-radius) 0 0;
  background: transparent;
  color: var(--sk-mist);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: color .2s var(--sk-ease), background .2s var(--sk-ease), border-color .2s var(--sk-ease);
}
.sk-tabs__btn:hover { color: var(--sk-jade); }
.sk-tabs__btn[aria-selected="true"] {
  color: var(--sk-ink);
  background: rgba(123, 77, 255, .14);
  border-color: var(--sk-line);
  border-bottom-color: var(--sk-purple);
}
.sk-tabs__panel[hidden] { display: none; }
.sk-tabs__panel { padding-top: 4px; }

/* ---------- filter ---------- */
.sk-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.sk-filter__btn {
  appearance: none;
  padding: 7px 14px;
  border: 1px solid var(--sk-line);
  border-radius: var(--sk-radius);
  background: rgba(14, 23, 56, .6);
  color: var(--sk-mist);
  font-family: var(--sk-font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  cursor: pointer;
  transition: color .2s var(--sk-ease), background .2s var(--sk-ease), border-color .2s var(--sk-ease);
}
.sk-filter__btn:hover { color: var(--sk-jade); border-color: var(--sk-line-strong); }
.sk-filter__btn[aria-pressed="true"] { background: rgba(36, 224, 192, .14); border-color: rgba(36, 224, 192, .6); color: var(--sk-jade); }
[data-filter-item][hidden] { display: none; }

/* ---------- table ---------- */
.sk-table { width: 100%; font-size: 14px; }
.sk-table th {
  padding: 10px 12px;
  border-bottom: 1px solid var(--sk-line-strong);
  color: var(--sk-cyan);
  font-family: var(--sk-font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  text-align: left;
}
.sk-table td { padding: 11px 12px; border-bottom: 1px solid var(--sk-line); color: var(--sk-ink); }
.sk-table tbody tr { transition: background .16s var(--sk-ease), color .16s var(--sk-ease); }
.sk-table tbody tr:hover { background: var(--sk-jade); color: #06121F; }
.sk-table tbody tr:hover td { color: #06121F; }

/* ---------- media ---------- */
.sk-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--sk-line);
  border-radius: var(--sk-radius);
  background-image:
    repeating-linear-gradient(0deg, rgba(142, 155, 184, .08) 0 1px, transparent 1px 28px),
    repeating-linear-gradient(90deg, rgba(142, 155, 184, .08) 0 1px, transparent 1px 28px),
    linear-gradient(160deg, rgba(14, 23, 56, .96), rgba(6, 10, 28, .98));
}
.sk-media--wide { aspect-ratio: 21 / 9; }
.sk-media--tall { aspect-ratio: 3 / 4; }
.sk-media--square { aspect-ratio: 1 / 1; }
.sk-media__img { width: 100%; height: 100%; object-fit: cover; }
.sk-media__scrim { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(6, 10, 28, .05) 38%, rgba(6, 10, 28, .9)); }
.sk-media__caption {
  position: absolute;
  left: 14px;
  bottom: 12px;
  right: 14px;
  font-family: var(--sk-font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--sk-jade);
}
.sk-media__tag { position: absolute; top: 12px; left: 12px; }

/* ---------- copy button ---------- */
.sk-copy {
  align-self: flex-start;
  margin-top: 2px;
  padding: 5px 10px;
  border: 1px solid var(--sk-line-strong);
  border-radius: var(--sk-radius);
  background: transparent;
  color: var(--sk-jade);
  font-family: var(--sk-font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  cursor: pointer;
  transition: background .18s var(--sk-ease), color .18s var(--sk-ease), border-color .18s var(--sk-ease);
}
.sk-copy:hover, .sk-copy:focus-visible { background: rgba(36, 224, 192, .14); border-color: var(--sk-cyan); }
.sk-copy[data-copied="true"] { background: var(--sk-cyan); border-color: var(--sk-cyan); color: #04140F; }

/* ---------- footer ---------- */
.sk-footer {
  position: relative;
  margin-top: clamp(56px, 8vw, 104px);
  background: linear-gradient(180deg, rgba(14, 23, 56, .62), rgba(6, 10, 28, 1) 42%);
  border-top: 1px solid var(--sk-line-strong);
  color: var(--sk-mist);
  font-size: 14px;
}
.sk-footer::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(36, 224, 192, .7), rgba(123, 77, 255, .7), transparent);
}
.sk-footer__top {
  display: grid;
  grid-template-columns: minmax(240px, 1.05fr) minmax(0, 2fr);
  gap: clamp(28px, 4vw, 64px);
  padding: clamp(36px, 5vw, 60px) 0 clamp(24px, 3vw, 40px);
}
.sk-footer__brand { max-width: 34em; }
.sk-footer__name { margin-top: 14px; font-size: 20px; font-weight: 900; color: var(--sk-ink); letter-spacing: .02em; }
.sk-footer__tag { margin-top: 6px; font-family: var(--sk-font-mono); font-size: 11.5px; letter-spacing: .16em; color: var(--sk-mist); }
.sk-footer__cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }

.sk-footer__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; }
.sk-footer__title {
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--sk-line);
  color: var(--sk-purple);
  font-family: var(--sk-font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
}
.sk-footer__list li + li { margin-top: 9px; }
.sk-footer__list a {
  display: inline-block;
  padding-left: 0;
  border-left: 1px solid transparent;
  color: var(--sk-mist);
  text-decoration: none;
  transition: color .18s var(--sk-ease), padding-left .18s var(--sk-ease), border-color .18s var(--sk-ease);
}
.sk-footer__list a:hover, .sk-footer__list a:focus-visible { padding-left: 8px; border-left-color: var(--sk-cyan); color: var(--sk-jade); }
.sk-footer__list a[aria-current="page"] { color: var(--sk-ink); }

.sk-footer__contact {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 36px;
  padding: 22px 0;
  border-top: 1px dashed rgba(142, 155, 184, .22);
  border-bottom: 1px dashed rgba(142, 155, 184, .22);
}
.sk-footer__row { display: flex; flex-direction: column; gap: 5px; min-width: 190px; }
.sk-footer__label { font-family: var(--sk-font-mono); font-size: 11px; letter-spacing: .16em; color: var(--sk-cyan); text-transform: uppercase; }
.sk-footer__value { color: var(--sk-ink); font-size: 14px; word-break: break-word; }
.sk-footer__value--mono { font-family: var(--sk-font-mono); letter-spacing: .05em; }

.sk-footer__bottom { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 26px; padding: 20px 0 34px; font-size: 12.5px; }
.sk-footer__legal { color: var(--sk-mist); font-family: var(--sk-font-mono); font-size: 12px; letter-spacing: .08em; }
.sk-footer__copy { color: var(--sk-mist); }
.sk-footer__sig { flex: 1 1 100%; margin-top: 8px; }

.sk-sig {
  display: block;
  width: 100%;
  height: 28px;
  border-bottom: 1px solid rgba(142, 155, 184, .35);
  background-image:
    repeating-linear-gradient(90deg, rgba(216, 166, 87, .55) 0 1px, transparent 1px 18px),
    repeating-linear-gradient(90deg, rgba(123, 77, 255, .5) 0 1px, transparent 1px 54px),
    repeating-linear-gradient(90deg, rgba(36, 224, 192, .3) 0 8px, transparent 8px 30px);
  background-repeat: repeat-x, repeat-x, repeat-x;
  background-size: auto 12px, auto 20px, auto 28px;
  background-position: 0 100%, 0 100%, 0 100%;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

/* ---------- reveal ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .2s ease-out, transform .2s ease-out;
}
[data-reveal].is-visible { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1180px) {
  .sk-search__input { width: 112px; }
  .sk-nav { gap: 12px; }
  .sk-nav__link { padding: 9px 9px; font-size: 14px; }
}

@media (max-width: 1000px) {
  .sk-nav-toggle { display: inline-flex; }
  .sk-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 95;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 8px var(--sk-gutter) 22px;
    max-height: calc(100vh - 110px);
    overflow: auto;
    background: linear-gradient(180deg, #0B1330, #060A1C);
    border-top: 1px solid var(--sk-line-strong);
    border-bottom: 1px solid var(--sk-line);
    box-shadow: 0 32px 56px -30px rgba(0, 0, 0, .95);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .22s var(--sk-ease), transform .22s var(--sk-ease), visibility .22s var(--sk-ease);
  }
  .sk-header[data-open="true"] .sk-nav { opacity: 1; visibility: visible; transform: translateY(0); }
  .sk-nav__list { flex-direction: column; align-items: stretch; gap: 0; border-bottom: 1px solid var(--sk-line); }
  .sk-nav__list li + li { border-top: 1px dashed rgba(142, 155, 184, .14); }
  .sk-nav__link { display: block; padding: 13px 4px; font-size: 16px; }
  .sk-nav__link::after { display: none; }
  .sk-nav__link[aria-current="page"] {
    padding-left: 12px;
    background: transparent;
    box-shadow: none;
    border-left: 2px solid var(--sk-purple);
  }
  .sk-nav__utility { flex-direction: column; align-items: stretch; gap: 10px; padding-top: 16px; }
  .sk-search { width: 100%; }
  .sk-search__input { width: 100%; }
  .sk-search__label { position: static; width: auto; height: auto; clip-path: none; font-family: var(--sk-font-mono); font-size: 10px; letter-spacing: .18em; color: var(--sk-cyan); text-transform: uppercase; }
  .sk-nav__utility .sk-btn { width: 100%; }

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

@media (max-width: 640px) {
  body { font-size: 15.5px; }
  .sk-ribbon__line { display: none; }
  .sk-ribbon__links .sk-link { display: none; }
  .sk-brand__text { font-size: 17px; }
  .sk-index__item { grid-template-columns: 2.6em minmax(0, 1fr); }
  .sk-index__meta { grid-column: 2; }
  .sk-footer__grid { grid-template-columns: minmax(0, 1fr); }
  .sk-footer__row { min-width: 100%; }
  .sk-table { font-size: 13px; }
  .sk-table th, .sk-table td { padding: 9px 8px; }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .sk-btn:hover, .sk-panel:hover, .sk-panel--tilt:hover { transform: none; }
  .sk-panel--tilt { transform: none; }
}