/* ============================================================
   金游世界游戏中心 · 共享样式 /assets/site.css
   头部 · 页脚 · 变量 · 排版 · 通用组件
   ============================================================ */

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

html {
  background: #060916;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body,
h1, h2, h3, h4, h5, p,
ul, ol, li, figure, blockquote, dl, dd, dt { margin: 0; }

ul, ol { padding: 0; list-style: none; }

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

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

/* ---------- variables ---------- */
:root {
  --jy-abyss: #060916;
  --jy-deep: #0B1533;
  --jy-panel: #101E45;
  --jy-gold: #F5C542;
  --jy-gold-bright: #FFE08A;
  --jy-violet: #7A4DFF;
  --jy-cyan: #35F2E2;
  --jy-silver: #A8B3CF;
  --jy-white: #F4F7FF;
  --jy-warn: #FF8A3D;
  --jy-ok: #4BE38B;
  --jy-line: #26345C;
  --jy-line-soft: rgba(38, 52, 92, .62);

  --jy-shell: 1180px;
  --jy-gutter: clamp(18px, 4vw, 44px);
  --jy-header-h: 78px;
  --jy-strip-h: 30px;

  --jy-shadow-hard: 8px 8px 0 0 rgba(6, 9, 22, .88);
  --jy-shadow-soft: 0 22px 48px -32px rgba(0, 0, 0, .95);

  --jy-font-zh: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --jy-font-num: "JetBrains Mono", "Roboto Mono", ui-monospace, SFMono-Regular, Consolas, "Courier New", monospace;

  --jy-ease: cubic-bezier(.2, .75, .25, 1);
  --jy-cut: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

/* ---------- base ---------- */
body {
  position: relative;
  min-height: 100%;
  color: var(--jy-white);
  font-family: var(--jy-font-zh);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: .012em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(680px 420px at 10% -8%, rgba(122, 77, 255, .28), transparent 70%),
    radial-gradient(760px 460px at 94% 2%, rgba(53, 242, 226, .13), transparent 68%),
    radial-gradient(560px 340px at 52% 106%, rgba(245, 197, 66, .08), transparent 72%),
    linear-gradient(180deg, #060916 0%, #060916 42%, #0B1533 100%);
}

h1, h2, h3, h4 {
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: .015em;
}

h1 { font-size: clamp(30px, 4.6vw, 52px); }
h2 { font-size: clamp(24px, 2.8vw, 34px); }
h3 { font-size: clamp(18px, 1.9vw, 22px); }

p { line-height: 1.78; }

::selection {
  background: rgba(245, 197, 66, .85);
  color: #060916;
}

:focus-visible {
  outline: 2px solid var(--jy-cyan);
  outline-offset: 3px;
}

/* ---------- layout ---------- */
.jy-shell {
  width: 100%;
  max-width: var(--jy-shell);
  margin-inline: auto;
  padding-inline: var(--jy-gutter);
}

.jy-main {
  display: block;
  padding-top: calc(var(--jy-header-h) + 6px);
}

.jy-main--flush { padding-top: 0; }

.jy-section {
  padding-block: clamp(46px, 7vw, 88px);
}

.jy-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(16px, 2.2vw, 28px);
}

.jy-col-4  { grid-column: span 4; }
.jy-col-5  { grid-column: span 5; }
.jy-col-6  { grid-column: span 6; }
.jy-col-7  { grid-column: span 7; }
.jy-col-8  { grid-column: span 8; }
.jy-col-12 { grid-column: span 12; }

@media (max-width: 1024px) {
  .jy-col-4, .jy-col-5, .jy-col-7 { grid-column: span 6; }
}

@media (max-width: 860px) {
  .jy-col-4, .jy-col-5, .jy-col-6, .jy-col-7, .jy-col-8 { grid-column: span 12; }
}

/* ---------- typography utilities ---------- */
.jy-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--jy-font-num);
  font-size: 11.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--jy-gold);
}

.jy-eyebrow::before {
  content: "";
  width: 9px;
  height: 9px;
  background: var(--jy-gold);
  transform: rotate(45deg);
  box-shadow: 0 0 14px rgba(245, 197, 66, .8);
}

.jy-mono {
  font-family: var(--jy-font-num);
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
}

.jy-rule {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, rgba(245, 197, 66, .75), rgba(122, 77, 255, .45) 45%, transparent);
}

.jy-prose {
  max-width: 74ch;
  font-size: 17px;
  line-height: 1.82;
  color: rgba(244, 247, 255, .88);
}

.jy-prose > * + * { margin-top: 1.05em; }

.jy-prose h2 {
  margin-top: 2.1em;
  font-size: clamp(22px, 2.4vw, 28px);
  color: var(--jy-white);
}

.jy-prose h3 {
  margin-top: 1.7em;
  font-size: 19px;
  color: var(--jy-gold-bright);
}

.jy-prose ul { display: grid; gap: .48em; }

.jy-prose ul li {
  position: relative;
  padding-left: 20px;
}

.jy-prose ul li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .74em;
  width: 7px;
  height: 7px;
  background: var(--jy-gold);
  transform: rotate(45deg);
}

.jy-prose a {
  color: var(--jy-gold);
  border-bottom: 1px solid rgba(245, 197, 66, .45);
}

.jy-prose strong { color: var(--jy-white); }

/* ---------- buttons ---------- */
.jy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 1px solid var(--jy-line);
  background: linear-gradient(180deg, rgba(16, 30, 69, .92), rgba(11, 21, 51, .92));
  color: var(--jy-white);
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: .07em;
  text-align: center;
  clip-path: var(--jy-cut);
  transition: transform .18s var(--jy-ease), filter .18s var(--jy-ease), background-color .18s var(--jy-ease);
}

.jy-btn:hover { transform: translate(-1px, -1px); }

.jy-btn:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--jy-cyan);
}

.jy-btn--gold {
  border-color: rgba(255, 224, 138, .8);
  background: linear-gradient(135deg, var(--jy-gold-bright), var(--jy-gold) 52%, #D9A32E);
  color: var(--jy-abyss);
  filter: drop-shadow(4px 4px 0 rgba(122, 77, 255, .5));
}

.jy-btn--gold:hover {
  filter: drop-shadow(4px 4px 0 rgba(122, 77, 255, .5)) brightness(1.07);
}

.jy-btn--cyan {
  border-color: transparent;
  background: var(--jy-cyan);
  color: var(--jy-abyss);
  filter: drop-shadow(4px 4px 0 rgba(6, 9, 22, .8));
}

.jy-btn--ghost {
  background: transparent;
  border-color: rgba(245, 197, 66, .62);
  color: var(--jy-gold);
}

.jy-btn--ghost:hover {
  background: rgba(245, 197, 66, .1);
}

/* ---------- badge ---------- */
.jy-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border: 1px solid var(--jy-line);
  border-radius: 2px;
  font-family: var(--jy-font-num);
  font-size: 11.5px;
  line-height: 1.6;
  letter-spacing: .1em;
  white-space: nowrap;
}

.jy-badge--live {
  border-color: rgba(53, 242, 226, .55);
  color: var(--jy-cyan);
  background: rgba(53, 242, 226, .1);
}

.jy-badge--soon {
  border-color: rgba(245, 197, 66, .55);
  color: var(--jy-gold);
  background: rgba(245, 197, 66, .1);
}

.jy-badge--warn {
  border-color: rgba(255, 138, 61, .55);
  color: var(--jy-warn);
  background: rgba(255, 138, 61, .1);
}

.jy-badge--mute {
  border-color: var(--jy-line);
  color: var(--jy-silver);
  background: rgba(38, 52, 92, .32);
}

/* ---------- panel ---------- */
.jy-panel {
  position: relative;
  padding: clamp(16px, 2.4vw, 24px);
  border: 2px solid var(--jy-line);
  background: var(--jy-panel);
  box-shadow: var(--jy-shadow-hard);
}

.jy-panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--jy-line);
}

.jy-panel__title {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: .05em;
}

.jy-panel__body {
  font-size: 15px;
  color: rgba(244, 247, 255, .82);
}

/* ---------- breadcrumb ---------- */
.jy-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: 18px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--jy-silver);
}

.jy-breadcrumb a {
  color: rgba(244, 247, 255, .78);
  border-bottom: 1px solid transparent;
  transition: color .16s var(--jy-ease), border-color .16s var(--jy-ease);
}

.jy-breadcrumb a:hover {
  color: var(--jy-gold);
  border-bottom-color: rgba(245, 197, 66, .55);
}

.jy-breadcrumb__sep {
  color: rgba(168, 179, 207, .5);
  font-family: var(--jy-font-num);
}

.jy-breadcrumb__now { color: var(--jy-white); }

/* ---------- media ---------- */
.jy-media {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border: 2px solid var(--jy-line);
  background:
    linear-gradient(150deg, #12224E 0%, #0B1533 46%, #060916 100%);
  isolation: isolate;
}

.jy-media::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(320px 200px at 82% 8%, rgba(122, 77, 255, .34), transparent 70%),
    radial-gradient(280px 180px at 12% 92%, rgba(53, 242, 226, .18), transparent 72%),
    repeating-linear-gradient(135deg, rgba(168, 179, 207, .05) 0 2px, transparent 2px 9px);
}

.jy-media--wide { aspect-ratio: 21 / 9; }
.jy-media--tall { aspect-ratio: 4 / 5; }
.jy-media--square { aspect-ratio: 1 / 1; }

.jy-media__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.jy-media__ph {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-items: center;
  padding: 18px;
  text-align: center;
  font-family: var(--jy-font-num);
  font-size: 11.5px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: rgba(168, 179, 207, .62);
}

.jy-media__tag {
  position: absolute;
  left: 12px;
  bottom: 12px;
  z-index: 2;
  padding: 4px 10px;
  border: 1px solid rgba(245, 197, 66, .6);
  background: rgba(6, 9, 22, .82);
  color: var(--jy-gold);
  font-family: var(--jy-font-num);
  font-size: 11px;
  letter-spacing: .12em;
}

/* ============================================================
   HEADER
   ============================================================ */
.jy-skip {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 300;
  padding: 10px 18px;
  background: var(--jy-gold);
  color: var(--jy-abyss);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  clip-path: var(--jy-cut);
  transform: translateY(-180%);
  transition: transform .2s var(--jy-ease);
}

.jy-skip:focus { transform: translateY(0); }

.jy-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: transparent;
  border-bottom: 1px solid transparent;
  padding-top: env(safe-area-inset-top, 0px);
  transition: background-color .32s var(--jy-ease), border-color .32s var(--jy-ease), box-shadow .32s var(--jy-ease);
}

.jy-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(6, 9, 22, .92) 0%, rgba(6, 9, 22, .55) 62%, transparent 100%);
  transition: opacity .32s var(--jy-ease);
}

.jy-header[data-scrolled] {
  background: rgba(11, 21, 51, .96);
  border-bottom-color: rgba(245, 197, 66, .5);
  box-shadow: var(--jy-shadow-soft);
}

.jy-header[data-scrolled]::before { opacity: 0; }

.jy-header__glow {
  position: absolute;
  top: -60px;
  right: 6%;
  width: 420px;
  height: 180px;
  pointer-events: none;
  opacity: .8;
  background:
    radial-gradient(closest-side, rgba(122, 77, 255, .42), transparent 74%),
    radial-gradient(closest-side, rgba(53, 242, 226, .2), transparent 78%);
  filter: blur(10px);
  transition: opacity .32s var(--jy-ease);
}

.jy-header[data-scrolled] .jy-header__glow { opacity: 0; }

.jy-header__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: var(--jy-header-h);
  padding-block: 10px;
}

/* brand */
.jy-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}

.jy-brand__mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  font-family: var(--jy-font-num);
  font-size: 19px;
  font-weight: 700;
  color: var(--jy-abyss);
  background: linear-gradient(150deg, var(--jy-gold-bright), var(--jy-gold) 46%, #C9932A);
  clip-path: polygon(11px 0, 100% 0, 100% calc(100% - 11px), calc(100% - 11px) 100%, 0 100%, 0 11px);
  box-shadow: 0 10px 26px -14px rgba(245, 197, 66, .95);
  transition: transform .24s var(--jy-ease);
}

.jy-brand:hover .jy-brand__mark { transform: rotate(-4deg) scale(1.03); }

.jy-brand__text {
  display: grid;
  gap: 1px;
  line-height: 1.2;
}

.jy-brand__name {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: .08em;
  color: var(--jy-white);
}

.jy-brand__tag {
  font-family: var(--jy-font-num);
  font-size: 10.5px;
  letter-spacing: .18em;
  color: var(--jy-silver);
}

/* nav */
.jy-nav {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

.jy-nav__list {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 4px;
  border: 1px solid var(--jy-line-soft);
  border-radius: 999px;
  background: rgba(16, 30, 69, .48);
  backdrop-filter: blur(6px);
}

.jy-nav__item { display: block; }

.jy-nav__link {
  position: relative;
  display: block;
  padding: 7px 13px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  color: rgba(244, 247, 255, .76);
  white-space: nowrap;
  transition: color .18s var(--jy-ease), background-color .18s var(--jy-ease), box-shadow .18s var(--jy-ease);
}

.jy-nav__link:hover {
  color: var(--jy-white);
  background: rgba(122, 77, 255, .22);
}

.jy-nav__link[aria-current="page"] {
  color: var(--jy-gold);
  background: rgba(245, 197, 66, .14);
  box-shadow: inset 0 0 0 1px rgba(245, 197, 66, .5);
}

.jy-nav__cta {
  padding: 10px 18px;
  font-size: 13.5px;
  flex: 0 0 auto;
}

/* nav toggle */
.jy-navtoggle {
  display: none;
  place-items: center;
  width: 46px;
  height: 42px;
  margin-left: auto;
  border: 1px solid var(--jy-line);
  background: rgba(16, 30, 69, .68);
  clip-path: var(--jy-cut);
}

.jy-navtoggle:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--jy-cyan);
}

.jy-navtoggle__bars {
  position: relative;
  display: block;
  width: 20px;
  height: 2px;
  background: var(--jy-gold);
  transition: background-color .2s var(--jy-ease);
}

.jy-navtoggle__bars::before,
.jy-navtoggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: var(--jy-gold);
  transition: transform .24s var(--jy-ease);
}

.jy-navtoggle__bars::before { top: -6px; }
.jy-navtoggle__bars::after { top: 6px; }

.jy-header[data-open] .jy-navtoggle__bars { background: transparent; }
.jy-header[data-open] .jy-navtoggle__bars::before { transform: translateY(6px) rotate(45deg); }
.jy-header[data-open] .jy-navtoggle__bars::after { transform: translateY(-6px) rotate(-45deg); }

/* status strip */
.jy-strip {
  height: 0;
  overflow: hidden;
  border-top: 1px solid transparent;
  background: linear-gradient(90deg, rgba(6, 9, 22, .95), rgba(16, 30, 69, .8), rgba(6, 9, 22, .95));
  transition: height .32s var(--jy-ease), border-color .32s var(--jy-ease);
}

.jy-header[data-scrolled] .jy-strip {
  height: var(--jy-strip-h);
  border-top-color: rgba(38, 52, 92, .7);
}

.jy-strip__inner {
  display: flex;
  align-items: center;
  gap: 10px;
  height: var(--jy-strip-h);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--jy-silver);
  white-space: nowrap;
  overflow: hidden;
}

.jy-strip__dot {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--jy-cyan);
  box-shadow: 0 0 12px rgba(53, 242, 226, .9);
  animation: jy-pulse 2.6s var(--jy-ease) infinite;
}

.jy-strip__text { display: inline-block; }

.jy-strip__rule {
  width: 1px;
  height: 12px;
  flex: 0 0 auto;
  background: rgba(38, 52, 92, .95);
}

/* progress */
.jy-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  overflow: hidden;
  background: rgba(38, 52, 92, .35);
}

.jy-progress__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--jy-violet), var(--jy-cyan) 52%, var(--jy-gold));
  transition: width .08s linear;
}

@keyframes jy-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .35; transform: scale(.72); }
}

/* ---------- header responsive ---------- */
@media (max-width: 1080px) {
  .jy-nav__link { padding: 7px 10px; font-size: 13.5px; }
  .jy-nav__cta { padding: 9px 15px; font-size: 13px; }
}

@media (max-width: 960px) {
  :root { --jy-header-h: 70px; }

  .jy-navtoggle { display: grid; }
  .jy-nav { margin-left: 0; }

  .jy-nav,
  .jy-header[data-open] .jy-nav,
  .jy-nav[data-open] {
    position: fixed;
    left: var(--jy-gutter);
    right: var(--jy-gutter);
    top: calc(var(--jy-header-h) + 14px);
    z-index: 120;
  }

  .jy-nav {
    display: grid;
    gap: 14px;
    padding: 16px;
    max-height: calc(100vh - var(--jy-header-h) - 46px);
    overflow-y: auto;
    background: rgba(6, 12, 30, .985);
    border: 1px solid var(--jy-line);
    border-top: 2px solid var(--jy-gold);
    box-shadow: var(--jy-shadow-hard);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity .22s var(--jy-ease), transform .22s var(--jy-ease), visibility .22s;
  }

  .jy-header[data-open] .jy-nav,
  .jy-nav[data-open] {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .jy-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: none;
    backdrop-filter: none;
  }

  .jy-nav__link {
    padding: 13px 6px;
    border-radius: 0;
    border-bottom: 1px solid var(--jy-line-soft);
    font-size: 16px;
    color: rgba(244, 247, 255, .88);
  }

  .jy-nav__link::after {
    content: "›";
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(168, 179, 207, .6);
    font-family: var(--jy-font-num);
  }

  .jy-nav__link:hover { background: rgba(122, 77, 255, .14); }

  .jy-nav__link[aria-current="page"] {
    border-bottom-color: rgba(245, 197, 66, .45);
    box-shadow: inset 3px 0 0 var(--jy-gold);
    padding-left: 14px;
  }

  .jy-nav__cta {
    width: 100%;
    padding: 13px 18px;
    font-size: 15px;
  }

  .jy-header__glow { width: 260px; height: 120px; }
  .jy-brand__mark { width: 38px; height: 38px; font-size: 17px; }
  .jy-brand__name { font-size: 16px; }
}

@media (max-width: 480px) {
  .jy-brand__tag { display: none; }
  .jy-strip__inner { font-size: 10.5px; letter-spacing: .06em; }
}

/* ============================================================
   FOOTER
   ============================================================ */
.jy-footer {
  position: relative;
  margin-top: clamp(40px, 7vw, 96px);
  padding-top: clamp(34px, 5vw, 58px);
  background:
    linear-gradient(180deg, rgba(11, 21, 51, .96) 0%, rgba(6, 9, 22, 1) 78%);
  color: var(--jy-white);
  overflow: hidden;
}

.jy-footer__beam {
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--jy-violet) 18%, var(--jy-gold) 50%, var(--jy-cyan) 82%, transparent);
  opacity: .85;
}

.jy-footer::before {
  content: "";
  position: absolute;
  top: 0;
  right: -10%;
  width: 620px;
  height: 300px;
  pointer-events: none;
  background:
    repeating-linear-gradient(118deg, rgba(168, 179, 207, .05) 0 1px, transparent 1px 9px),
    radial-gradient(closest-side, rgba(122, 77, 255, .22), transparent 76%);
}

.jy-footer > .jy-shell { position: relative; z-index: 1; }

.jy-footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 1.62fr);
  gap: clamp(28px, 5vw, 64px);
  padding-bottom: clamp(30px, 4.6vw, 48px);
  border-bottom: 1px solid rgba(245, 197, 66, .26);
}

.jy-footer__brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.jy-footer__brand .jy-brand__name { font-size: 19px; letter-spacing: .1em; }
.jy-footer__brand .jy-brand__mark { width: 46px; height: 46px; font-size: 21px; }

.jy-footer__line {
  max-width: 32ch;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(244, 247, 255, .82);
}

.jy-footer__pulse {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 5px 11px;
  border: 1px solid rgba(75, 227, 139, .38);
  background: rgba(75, 227, 139, .08);
  font-size: 12px;
  letter-spacing: .07em;
  color: var(--jy-ok);
}

.jy-footer__pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--jy-ok);
  box-shadow: 0 0 10px rgba(75, 227, 139, .9);
  animation: jy-pulse 2.4s var(--jy-ease) infinite;
}

.jy-footer__note {
  max-width: 34ch;
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(168, 179, 207, .72);
}

.jy-footer__cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 34px);
}

.jy-footer__col { min-width: 0; }

.jy-footer__col-title {
  margin-bottom: 14px;
  padding-left: 11px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--jy-white);
  border-left: 2px solid var(--jy-gold);
  line-height: 1.4;
}

.jy-footer__links {
  display: grid;
  gap: 9px;
  font-size: 14px;
}

.jy-footer__links a {
  display: inline-block;
  color: rgba(168, 179, 207, .9);
  transition: color .16s var(--jy-ease), transform .16s var(--jy-ease);
}

.jy-footer__links a:hover {
  color: var(--jy-gold);
  transform: translateX(3px);
}

.jy-footer__col--contact { grid-column: span 1; }

.jy-contact {
  display: grid;
  gap: 10px;
  font-size: 13px;
}

.jy-contact__item {
  display: grid;
  gap: 2px;
  padding-bottom: 9px;
  border-bottom: 1px dashed rgba(38, 52, 92, .85);
}

.jy-contact__item:last-child { border-bottom: 0; padding-bottom: 0; }

.jy-contact__key {
  font-family: var(--jy-font-num);
  font-size: 10.5px;
  letter-spacing: .16em;
  color: rgba(168, 179, 207, .68);
}

.jy-contact__val {
  color: rgba(244, 247, 255, .9);
  line-height: 1.6;
  word-break: break-word;
}

.jy-footer__base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 22px;
  padding-block: 18px 32px;
  font-size: 12px;
  letter-spacing: .05em;
  color: rgba(168, 179, 207, .7);
}

.jy-footer__copyright { white-space: nowrap; }

.jy-footer__icp {
  font-family: var(--jy-font-num);
  letter-spacing: .04em;
  color: rgba(168, 179, 207, .62);
}

.jy-footer__base-links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-left: auto;
}

.jy-footer__base-links a {
  color: rgba(168, 179, 207, .82);
  border-bottom: 1px solid transparent;
  transition: color .16s var(--jy-ease), border-color .16s var(--jy-ease);
}

.jy-footer__base-links a:hover {
  color: var(--jy-gold);
  border-bottom-color: rgba(245, 197, 66, .55);
}

@media (max-width: 960px) {
  .jy-footer__top { grid-template-columns: minmax(0, 1fr); }
  .jy-footer__cols { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px 22px; }
  .jy-footer__col--contact { grid-column: span 2; }
  .jy-footer__base-links { margin-left: 0; width: 100%; }
}

@media (max-width: 560px) {
  .jy-footer__cols { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .jy-footer__col--contact { grid-column: span 1; }
  .jy-footer__base { font-size: 11.5px; }
}

/* ============================================================
   返回顶部 / 显现（页面阶段使用）
   ============================================================ */
.jy-totop {
  position: fixed;
  right: clamp(14px, 2.4vw, 26px);
  bottom: clamp(16px, 3vw, 30px);
  z-index: 90;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 2px solid var(--jy-line);
  background: rgba(16, 30, 69, .95);
  color: var(--jy-gold);
  font-family: var(--jy-font-num);
  font-size: 16px;
  clip-path: var(--jy-cut);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .24s var(--jy-ease), transform .24s var(--jy-ease), visibility .24s, border-color .24s;
}

.jy-totop.is-on {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.jy-totop:hover { border-color: rgba(245, 197, 66, .75); }

.jy-totop:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--jy-cyan);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .62s var(--jy-ease), transform .62s var(--jy-ease);
  transition-delay: var(--jy-delay, 0ms);
}

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

/* ---------- 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;
    transition-delay: 0ms !important;
  }

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

  .jy-strip__dot,
  .jy-footer__pulse-dot { animation: none; }
}