/* ==========================================================================
   万博的娱乐 · CN 区浏览器版 V3.1
   共享外壳样式 / assets/site.css
   ========================================================================== */

/* ---------- 1. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

body,
h1, h2, h3, h4, h5, h6,
p, figure, blockquote, dl, dd, ul, ol { margin: 0; }

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

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

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

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

table { width: 100%; border-collapse: collapse; }

/* ---------- 2. Tokens ---------- */
:root {
  --ink: #0B1B3A;
  --ink-2: #12294F;
  --ink-3: #0E2440;
  --paper: #F3EDE3;
  --paper-2: #E8DFD0;
  --cyan: #00E5C7;
  --orange: #FF6B35;
  --magenta: #E63B7A;
  --dark: #101820;
  --light: #F7F9FC;
  --muted: #8A94A6;

  --hair: rgba(138, 148, 166, 0.28);
  --hair-strong: rgba(138, 148, 166, 0.52);
  --cyan-soft: rgba(0, 229, 199, 0.12);
  --orange-soft: rgba(255, 107, 53, 0.14);

  --rail-w: 17.5rem;
  --topbar-h: 3.75rem;
  --content-max: 78rem;
  --radius: 2px;

  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --font-sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-num: "Inter", "Helvetica Neue", Arial, sans-serif;

  --shadow-soft: 0 1px 0 rgba(255, 255, 255, 0.03), 0 14px 34px -26px rgba(0, 0, 0, 0.95);
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- 3. Base ---------- */
html, body { min-height: 100%; }

body {
  background-color: var(--ink);
  color: var(--light);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.75;
  letter-spacing: 0.01em;
  word-break: break-word;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.01em;
}

strong { font-weight: 700; }

::selection { background: var(--cyan); color: var(--dark); }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 1px;
}

.wb-lock { overflow: hidden; }

/* ---------- 4. Type scale ---------- */
.wb-display {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(3rem, 8vw, 7rem);
  line-height: 1.02;
  letter-spacing: 0.005em;
}

.wb-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.14;
}

.wb-heading {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1.35;
}

.wb-eyebrow {
  display: inline-block;
  font-family: var(--font-num);
  font-style: italic;
  font-weight: 900;
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.wb-lede {
  max-width: 52ch;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: rgba(247, 249, 252, 0.8);
}

.wb-meta {
  font-size: 0.8125rem;
  color: var(--muted);
}

/* ---------- 5. Layout shell ---------- */
#main-content {
  display: block;
  min-height: 50vh;
  margin-inline-start: var(--rail-w);
  background-color: var(--ink);
}

.wb-header {
  position: relative;
  z-index: 70;
}

.wb-container {
  width: min(calc(100% - 2.5rem), var(--content-max));
  margin-inline: auto;
}

.wb-section { padding-block: 3rem; }

.wb-section--deep { background-color: var(--ink-2); }

.wb-section--paper { background-color: var(--paper); color: var(--dark); }

.wb-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1.5rem;
}

.wb-col-main { grid-column: span 7; }
.wb-col-aside { grid-column: span 3; }
.wb-col-edge { grid-column: span 2; }

/* ---------- 6. Skip link ---------- */
.wb-skip {
  position: absolute;
  inset-inline-start: 0.75rem;
  inset-block-start: 0.5rem;
  z-index: 200;
  padding: 0.6rem 1rem;
  background-color: var(--cyan);
  color: var(--dark);
  font-size: 0.875rem;
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 0.2s var(--ease);
}

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

/* ---------- 7. Top bar (mobile) ---------- */
.wb-topbar {
  display: none;
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 68;
  height: var(--topbar-h);
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-inline: 1rem;
  background-color: rgba(11, 27, 58, 0.96);
  border-block-end: 1px solid var(--hair);
}

.wb-topbar__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 0;
}

.wb-topbar__mark {
  flex: 0 0 auto;
  inline-size: 0.8rem;
  block-size: 0.8rem;
  background-color: var(--cyan);
  box-shadow: 0.32rem 0.32rem 0 0 var(--orange);
}

.wb-topbar__name {
  display: block;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.1;
  color: var(--light);
}

.wb-topbar__name em {
  display: block;
  font-family: var(--font-sans);
  font-style: normal;
  font-weight: 400;
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.wb-topbar__actions {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.wb-topbar__search {
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--hair);
  font-size: 0.8125rem;
  color: var(--light);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.wb-topbar__search:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.wb-burger {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--hair);
  font-size: 0.8125rem;
  color: var(--light);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.wb-burger:hover { border-color: var(--cyan); color: var(--cyan); }

.wb-burger__bars {
  position: relative;
  inline-size: 1rem;
  block-size: 2px;
  background-color: currentColor;
  transition: background-color 0.2s var(--ease);
}

.wb-burger__bars::before,
.wb-burger__bars::after {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  inline-size: 1rem;
  block-size: 2px;
  background-color: currentColor;
  transition: transform 0.24s var(--ease);
}

.wb-burger__bars::before { inset-block-start: -5px; }
.wb-burger__bars::after { inset-block-start: 5px; }

.wb-burger[aria-expanded="true"] .wb-burger__bars { background-color: transparent; }
.wb-burger[aria-expanded="true"] .wb-burger__bars::before { transform: translateY(5px) rotate(45deg); }
.wb-burger[aria-expanded="true"] .wb-burger__bars::after { transform: translateY(-5px) rotate(-45deg); }

.wb-burger__label { letter-spacing: 0.08em; }

/* ---------- 8. Side rail ---------- */
.wb-rail {
  position: fixed;
  inset-block: 0;
  inset-inline-start: 0;
  z-index: 70;
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  width: var(--rail-w);
  padding: 1.75rem 1.5rem 1.75rem;
  overflow-y: auto;
  background-color: var(--ink);
  background-image: linear-gradient(180deg, #0B1B3A 0%, #0D2145 52%, #12294F 100%);
  border-inline-end: 1px solid var(--hair);
  transition: transform 0.34s var(--ease), visibility 0.34s var(--ease);
}

.wb-rail__brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-block-end: 1.1rem;
  border-block-end: 1px solid var(--hair);
}

.wb-rail__mark {
  position: relative;
  flex: 0 0 auto;
  inline-size: 2.1rem;
  block-size: 2.1rem;
  border: 1px solid var(--cyan);
  box-shadow: inset 0 0 0 3px rgba(0, 229, 199, 0.08);
}

.wb-rail__mark::before {
  content: "";
  position: absolute;
  inset: 7px;
  background-color: var(--orange);
}

.wb-rail__brandtext {
  display: block;
  min-width: 0;
}

.wb-rail__brandtext strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  line-height: 1.2;
  letter-spacing: 0.04em;
  color: var(--light);
}

.wb-rail__brandtext span {
  display: block;
  font-family: var(--font-num);
  font-style: italic;
  font-weight: 900;
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.wb-rail__version {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.wb-rail__vnote {
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* search entry */
.wb-search {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--hair);
  background-color: rgba(243, 237, 227, 0.04);
  color: var(--muted);
  font-size: 0.8125rem;
  line-height: 1.4;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.wb-search:hover,
.wb-search:focus-visible {
  border-color: var(--cyan);
  background-color: var(--cyan-soft);
  color: var(--light);
}

.wb-search__icon {
  position: relative;
  flex: 0 0 auto;
  inline-size: 11px;
  block-size: 11px;
  border: 1.5px solid currentColor;
  border-radius: 50%;
}

.wb-search__icon::after {
  content: "";
  position: absolute;
  inset-inline-start: 8px;
  inset-block-start: 8px;
  inline-size: 6px;
  block-size: 1.5px;
  background-color: currentColor;
  transform: rotate(45deg);
}

.wb-search__text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* nav */
.wb-nav { margin-block-start: 0.25rem; }

.wb-nav__list {
  display: grid;
  gap: 2px;
}

.wb-nav__item { list-style: none; }

.wb-nav__link {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.55rem 0.7rem;
  border-inline-start: 1px solid transparent;
  color: rgba(247, 249, 252, 0.72);
  font-size: 0.9375rem;
  line-height: 1.5;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.wb-nav__index {
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-style: italic;
  font-weight: 900;
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: color 0.2s var(--ease);
}

.wb-nav__label { min-width: 0; }

.wb-nav__link:hover {
  background-color: var(--cyan-soft);
  border-inline-start-color: var(--cyan);
  color: var(--light);
}

.wb-nav__link:hover .wb-nav__index { color: var(--cyan); }

.wb-nav__link[aria-current="page"] {
  background-color: var(--orange-soft);
  border-inline-start-color: var(--cyan);
  color: #fff;
}

.wb-nav__link[aria-current="page"] .wb-nav__index { color: var(--orange); }

.wb-nav__link[aria-current="page"]::after {
  content: "";
  align-self: center;
  margin-inline-start: auto;
  inline-size: 0.4rem;
  block-size: 0.4rem;
  background-color: var(--orange);
}

/* rail foot */
.wb-rail__foot {
  margin-block-start: auto;
  display: grid;
  gap: 0.7rem;
  padding-block-start: 1.25rem;
  border-block-start: 1px solid var(--hair);
}

.wb-rail__foot .wb-btn { justify-content: center; }

.wb-rail__note {
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--muted);
}

/* scrim */
.wb-scrim {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 65;
  background-color: rgba(4, 12, 26, 0.66);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s var(--ease), visibility 0.3s var(--ease);
}

/* ---------- 9. Tags / buttons ---------- */
.wb-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.18rem 0.5rem;
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius);
  font-family: var(--font-num);
  font-style: italic;
  font-weight: 900;
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.6;
}

.wb-tag--cyan { color: var(--cyan); border-color: rgba(0, 229, 199, 0.5); }
.wb-tag--orange { color: var(--orange); border-color: rgba(255, 107, 53, 0.5); }
.wb-tag--magenta { color: var(--magenta); border-color: rgba(230, 59, 122, 0.5); }
.wb-tag--paper { color: var(--dark); background-color: var(--paper); border-color: var(--paper); }

.wb-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.68rem 1.1rem;
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  line-height: 1.4;
  color: var(--light);
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
}

.wb-btn:hover { transform: translateY(-1px); }

.wb-btn--accent {
  background-color: var(--orange);
  border-color: var(--orange);
  color: var(--dark);
  font-weight: 700;
}

.wb-btn--accent:hover { background-color: #FF8659; border-color: #FF8659; }

.wb-btn--cyan {
  background-color: var(--cyan);
  border-color: var(--cyan);
  color: var(--dark);
  font-weight: 700;
}

.wb-btn--cyan:hover { background-color: #4DF0DA; border-color: #4DF0DA; }

.wb-btn--ghost { background-color: transparent; }

.wb-btn--ghost:hover { border-color: var(--cyan); color: var(--cyan); }

/* ---------- 10. Content components ---------- */
.wb-breadcrumb {
  font-size: 0.8125rem;
  color: var(--muted);
}

.wb-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.55rem;
}

.wb-breadcrumb li { display: inline-flex; align-items: center; }

.wb-breadcrumb li + li::before {
  content: "/";
  margin-inline-end: 0.55rem;
  color: var(--hair-strong);
}

.wb-breadcrumb a { transition: color 0.2s var(--ease); }

.wb-breadcrumb a:hover { color: var(--cyan); }

.wb-breadcrumb [aria-current="page"] { color: var(--light); }

.wb-panel {
  padding: 1.25rem 1.35rem;
  background-color: var(--ink-2);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease);
}

.wb-panel:hover {
  transform: translateY(-2px);
  border-color: var(--hair-strong);
}

.wb-panel--paper {
  background-color: var(--paper);
  border-color: rgba(16, 24, 32, 0.14);
  color: var(--dark);
}

.wb-panel__label {
  display: block;
  margin-block-end: 0.5rem;
  font-family: var(--font-num);
  font-style: italic;
  font-weight: 900;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.wb-panel--paper .wb-panel__label { color: var(--magenta); }

.wb-note {
  padding-inline-start: 0.9rem;
  border-inline-start: 2px solid var(--cyan);
  font-size: 0.875rem;
  line-height: 1.75;
  color: rgba(247, 249, 252, 0.72);
}

.wb-paper { background-color: var(--paper); color: var(--dark); }

.wb-paper .wb-eyebrow { color: var(--magenta); }

.wb-paper .wb-lede { color: rgba(16, 24, 32, 0.78); }

.wb-paper .wb-meta { color: rgba(16, 24, 32, 0.58); }

.wb-paper .wb-note { color: rgba(16, 24, 32, 0.78); }

.wb-prose { max-width: 68ch; }

.wb-prose > * + * { margin-block-start: 1.1rem; }

.wb-prose h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  line-height: 1.35;
  margin-block-start: 2rem;
}

.wb-prose h3 {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  font-weight: 700;
  margin-block-start: 1.5rem;
}

.wb-prose ul,
.wb-prose ol { padding-inline-start: 1.25rem; }

.wb-prose ul { list-style: disc; }

.wb-prose ol { list-style: decimal; }

.wb-prose li + li { margin-block-start: 0.35rem; }

.wb-prose a {
  color: var(--cyan);
  border-block-end: 1px solid currentColor;
}

.wb-paper .wb-prose a { color: #0C6B5B; }

/* image frames */
.wb-frame {
  position: relative;
  display: block;
  overflow: hidden;
  background-color: var(--ink-2);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
}

.wb-frame img,
.wb-frame svg {
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
}

.wb-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(0, 229, 199, 0.16);
  pointer-events: none;
}

.wb-frame--wide { aspect-ratio: 16 / 9; }
.wb-frame--tall { aspect-ratio: 3 / 4; }
.wb-frame--square { aspect-ratio: 1 / 1; }
.wb-frame--thumb { aspect-ratio: 4 / 3; }

.wb-frame__cap {
  display: block;
  margin-block-start: 0.5rem;
  font-size: 0.8125rem;
  color: var(--muted);
}

/* ---------- 11. Progress + back to top ---------- */
.wb-progress {
  position: fixed;
  inset-block-start: 0;
  inset-inline-start: var(--rail-w);
  inline-size: calc(100% - var(--rail-w));
  block-size: 3px;
  z-index: 90;
  pointer-events: none;
}

.wb-progress__bar {
  display: block;
  inline-size: 100%;
  block-size: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background-image: linear-gradient(90deg, var(--cyan), var(--orange));
}

.wb-totop {
  position: fixed;
  inset-inline-end: 1.25rem;
  inset-block-end: 1.25rem;
  z-index: 80;
  display: grid;
  place-items: center;
  inline-size: 2.75rem;
  block-size: 2.75rem;
  background-color: var(--ink-2);
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius);
  color: var(--cyan);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s var(--ease), border-color 0.2s var(--ease);
}

.wb-totop[data-visible] {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.wb-totop:hover { border-color: var(--cyan); background-color: var(--ink); }

.wb-totop__glyph {
  inline-size: 0.55rem;
  block-size: 0.55rem;
  border-inline-start: 2px solid currentColor;
  border-block-start: 2px solid currentColor;
  transform: rotate(45deg) translate(1px, 1px);
}

/* ---------- 12. Footer ---------- */
.wb-foot {
  margin-inline-start: var(--rail-w);
  background-color: var(--ink-2);
  border-block-start: 1px solid var(--hair);
  color: var(--light);
}

.wb-foot__inner {
  width: min(calc(100% - 2.5rem), var(--content-max));
  margin-inline: auto;
  padding-block: 3.25rem 1.75rem;
}

.wb-foot__top {
  display: grid;
  gap: 2.5rem;
}

.wb-foot__brand { max-width: 26rem; }

.wb-foot__wordmark {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 0.04em;
  line-height: 1.3;
}

.wb-foot__wordmark::after {
  content: "";
  display: block;
  inline-size: 2.25rem;
  block-size: 2px;
  margin-block-start: 0.7rem;
  background-color: var(--cyan);
}

.wb-foot__tagline {
  margin-block-start: 0.9rem;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(247, 249, 252, 0.7);
}

.wb-foot__note {
  margin-block-start: 0.6rem;
  font-family: var(--font-num);
  font-style: italic;
  font-weight: 900;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.wb-foot__cta {
  display: inline-flex;
  align-items: center;
  margin-block-start: 1.1rem;
  padding: 0.55rem 1rem;
  border: 1px solid var(--orange);
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--orange);
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.wb-foot__cta:hover { background-color: var(--orange); color: var(--dark); }

.wb-foot__cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 1.75rem 2rem;
}

.wb-foot__coltitle {
  font-family: var(--font-num);
  font-style: italic;
  font-weight: 900;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.wb-foot__links { margin-block-start: 0.9rem; }

.wb-foot__links li + li { margin-block-start: 0.4rem; }

.wb-foot__links a {
  display: inline-block;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: rgba(247, 249, 252, 0.74);
  border-block-end: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.wb-foot__links a:hover {
  color: var(--cyan);
  border-block-end-color: var(--cyan);
}

.wb-foot__contact {
  display: grid;
  gap: 0.55rem;
  margin-block-start: 2.5rem;
  padding-block-start: 1.75rem;
  border-block-start: 1px solid var(--hair);
}

.wb-foot__contactline {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(247, 249, 252, 0.76);
}

.wb-foot__key {
  font-family: var(--font-num);
  font-style: italic;
  font-weight: 900;
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}

.wb-foot__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  margin-block-start: 1.75rem;
  padding-block-start: 1.1rem;
  border-block-start: 1px solid var(--hair);
  font-size: 0.8125rem;
  color: var(--muted);
}

.wb-foot__icp,
.wb-foot__copy { line-height: 1.7; }

/* ---------- 13. Responsive ---------- */
@media (min-width: 900px) {
  .wb-section { padding-block: 4.5rem; }

  .wb-foot__top { grid-template-columns: 20rem minmax(0, 1fr); gap: 3rem; }

  .wb-foot__contact { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 1023px) {
  body { padding-block-start: var(--topbar-h); }

  #main-content { margin-inline-start: 0; }

  .wb-topbar { display: flex; }

  .wb-progress {
    inset-inline-start: 0;
    inline-size: 100%;
  }

  .wb-rail {
    inset-inline-start: auto;
    inset-inline-end: 0;
    width: min(21rem, 87vw);
    border-inline-end: 0;
    border-inline-start: 1px solid var(--hair);
    box-shadow: -28px 0 60px -30px rgba(0, 0, 0, 0.9);
    transform: translateX(104%);
    visibility: hidden;
  }

  .wb-rail[data-open] {
    transform: translateX(0);
    visibility: visible;
  }

  .wb-scrim { display: block; }

  .wb-scrim[data-open] {
    opacity: 1;
    visibility: visible;
  }

  .wb-foot { margin-inline-start: 0; }

  .wb-col-main { grid-column: span 12; }
  .wb-col-aside { grid-column: span 6; }
  .wb-col-edge { grid-column: span 6; }
}

@media (max-width: 640px) {
  .wb-container { width: calc(100% - 2rem); }

  .wb-foot__inner { width: calc(100% - 2rem); }

  .wb-grid { gap: 1.15rem; }

  .wb-col-aside,
  .wb-col-edge { grid-column: span 12; }

  .wb-totop { inset-inline-end: 0.85rem; inset-block-end: 0.85rem; }
}

/* ---------- 14. Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .wb-panel:hover,
  .wb-btn:hover { transform: none; }
}