/* ============================================================
   华悦棋牌 · 共享样式表 /assets/site.css
   茶馆雅座 × 数字档案室
   ============================================================ */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  background-color: #08251F;
}

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

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

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

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

a { color: inherit; }

[hidden] { display: none !important; }

/* ---------- Tokens ---------- */
:root {
  --table-green: #0F3B32;
  --deep-green: #08251F;
  --walnut: #6B4A2F;
  --walnut-light: #A9805A;
  --ivory: #F3EDE2;
  --sand: #E4D9C8;
  --cinnabar: #C8392B;
  --gold: #D9A441;
  --replay-blue: #2E7D9A;
  --archive-indigo: #1F3C7A;
  --mist: #9DB3AC;

  --rail-w: 88px;
  --edge: 40px;
  --max-w: 1440px;
  --cut: 16px;
  --radius: 16px;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --t-fast: 220ms;
  --t-reveal: 420ms;

  --font-display: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC",
                  "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-body: "Songti SC", "Noto Serif SC", "Source Han Serif SC",
               Georgia, "Times New Roman", serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", ui-monospace,
               Menlo, Consolas, "Courier New", monospace;
}

/* ---------- Base / 中文排版 ---------- */
body {
  min-height: 100vh;
  background-color: var(--table-green);
  background-image: radial-gradient(circle at 1px 1px, rgba(243, 237, 226, 0.06) 0.7px, transparent 0);
  background-size: 7px 7px;
  color: var(--sand);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.9;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: 0.02em;
  color: var(--ivory);
}

p { text-wrap: pretty; }

::selection {
  background: var(--cinnabar);
  color: #FFF7EF;
}

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

#main-content {
  display: block;
  position: relative;
  z-index: 1;
}

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 300;
  padding: 0.75rem 1.3rem;
  background: var(--gold);
  color: var(--deep-green);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 15px;
  letter-spacing: 0.06em;
  text-decoration: none;
  border-radius: 0 0 12px 0;
}

.skip-link:focus,
.skip-link:focus-visible {
  left: 0;
  outline-offset: -4px;
}

/* ---------- Brand rail ---------- */
.brand-rail { display: none; }

@media (min-width: 1100px) {
  body { padding-left: var(--rail-w); }

  .brand-rail {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    width: var(--rail-w);
    z-index: 60;
    padding: 26px 0 30px;
    background: linear-gradient(180deg, #08251F 0%, #0F3B32 52%, #08251F 100%);
    border-right: 1px solid rgba(169, 128, 90, 0.35);
  }

  .brand-rail::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image: repeating-linear-gradient(
      180deg,
      rgba(169, 128, 90, 0.16) 0px,
      rgba(169, 128, 90, 0.16) 1px,
      transparent 1px,
      transparent 22px
    );
    opacity: 0.5;
  }
}

.brand-rail__mark {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  writing-mode: vertical-rl;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 21px;
  letter-spacing: 0.24em;
  color: var(--ivory);
  transition: color var(--t-fast) var(--ease);
}

.brand-rail__mark:hover { color: var(--gold); }

.brand-rail__zh--alt { color: var(--gold); }
.brand-rail__mark:hover .brand-rail__zh--alt { color: var(--ivory); }

.rail-ticks {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
}

.rail-tick {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  transition: color var(--t-fast) var(--ease);
}

.rail-tick__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 1px solid var(--walnut-light);
  background: transparent;
  transition: background var(--t-fast) var(--ease),
              box-shadow var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}

.rail-tick__label {
  writing-mode: vertical-rl;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--mist);
  transition: color var(--t-fast) var(--ease);
}

.rail-tick[data-active="true"] .rail-tick__dot {
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: 0 0 0 4px rgba(217, 164, 65, 0.18);
}

.rail-tick[data-active="true"] .rail-tick__label { color: var(--gold); }

.rail-progress {
  position: relative;
  z-index: 1;
  display: block;
  width: 3px;
  height: 128px;
  border-radius: 3px;
  background: rgba(169, 128, 90, 0.28);
  overflow: hidden;
}

.rail-progress__fill {
  display: block;
  width: 100%;
  height: 0;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--replay-blue), var(--archive-indigo));
  transition: height 140ms linear;
}

/* ---------- Site header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1800px;
  margin-inline: auto;
  padding: 12px var(--edge);
  background: rgba(8, 37, 31, 0.74);
  backdrop-filter: blur(16px) saturate(1.25);
  -webkit-backdrop-filter: blur(16px) saturate(1.25);
  border-bottom: 1px solid rgba(169, 128, 90, 0.28);
}

.brand-inline {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 19px;
  letter-spacing: 0.14em;
  color: var(--ivory);
  text-decoration: none;
  padding-left: 12px;
  border-left: 3px solid var(--cinnabar);
  white-space: nowrap;
  transition: color var(--t-fast) var(--ease);
}

.brand-inline:hover { color: var(--gold); }

@media (min-width: 1100px) {
  .brand-inline { display: none; }
}

.nav-float {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

/* ---------- Nav toggle ---------- */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 10px 16px;
  border-radius: 999px;
  cursor: pointer;
  background: rgba(15, 59, 50, 0.9);
  color: var(--ivory);
  border: 1px solid rgba(169, 128, 90, 0.45);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  transition: border-color var(--t-fast) var(--ease),
              background var(--t-fast) var(--ease);
}

.nav-toggle:hover { border-color: var(--gold); }

.nav-toggle__bars {
  position: relative;
  display: block;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: var(--gold);
  transition: background var(--t-fast) var(--ease);
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: var(--gold);
  transition: transform 240ms var(--ease), top 240ms var(--ease);
}

.nav-toggle__bars::before { top: -5px; }
.nav-toggle__bars::after { top: 5px; }

.site-header[data-open] .nav-toggle__bars { background: transparent; }
.site-header[data-open] .nav-toggle__bars::before { top: 0; transform: rotate(45deg); }
.site-header[data-open] .nav-toggle__bars::after { top: 0; transform: rotate(-45deg); }

/* ---------- Pill nav ---------- */
.pill-nav { display: block; }

.pill-nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  background: rgba(15, 59, 50, 0.72);
  border: 1px solid rgba(169, 128, 90, 0.35);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.28);
}

.pill {
  display: inline-block;
  padding: 9px 16px;
  border-radius: 999px;
  color: var(--sand);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  white-space: nowrap;
  transition: background var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease);
}

.pill:hover {
  background: rgba(169, 128, 90, 0.24);
  color: var(--ivory);
}

.pill[aria-current="page"] {
  background: var(--cinnabar);
  color: #FFF7EF;
  font-weight: 800;
  box-shadow: 0 6px 16px rgba(200, 57, 43, 0.35);
}

/* ---------- Short CTA ---------- */
.cta-short {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--cinnabar);
  color: #FFF7EF;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.06em;
  white-space: nowrap;
  border: 1px solid rgba(243, 237, 226, 0.22);
  box-shadow: 0 8px 20px rgba(200, 57, 43, 0.3);
  transition: transform var(--t-fast) var(--ease),
              box-shadow var(--t-fast) var(--ease),
              background var(--t-fast) var(--ease);
}

.cta-short:hover {
  transform: translateY(-1px);
  background: #D6432F;
  box-shadow: 0 12px 26px rgba(200, 57, 43, 0.44);
}

/* ---------- Header responsive ---------- */
@media (max-width: 1099px) {
  .nav-toggle { display: inline-flex; }

  .pill-nav {
    display: none;
    position: absolute;
    left: var(--edge);
    right: var(--edge);
    top: calc(100% + 8px);
  }

  .site-header[data-open] .pill-nav { display: block; }

  .site-header[data-open] .pill-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 10px;
    border-radius: 22px;
    background: rgba(8, 37, 31, 0.97);
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.45);
  }

  .site-header[data-open] .pill {
    display: block;
    text-align: left;
    border-radius: 14px;
    padding: 13px 18px;
  }

  .site-header[data-open] .pill[aria-current="page"] { box-shadow: none; }
}

@media (max-width: 960px) {
  :root { --edge: 24px; }
}

@media (max-width: 560px) {
  :root { --edge: 16px; }

  .nav-toggle { padding: 10px 13px; }
  .nav-toggle__text { display: none; }

  .cta-short {
    padding: 9px 13px;
    font-size: 12px;
    letter-spacing: 0.02em;
  }

  .brand-inline { font-size: 17px; letter-spacing: 0.1em; }
}

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  z-index: 1;
  margin-top: 88px;
  padding: 56px var(--edge) 26px;
  background: linear-gradient(180deg, #08251F 0%, #061C17 100%);
  border-top: 1px solid rgba(169, 128, 90, 0.35);
  color: var(--mist);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: var(--edge);
  right: var(--edge);
  height: 1px;
  background: repeating-linear-gradient(
    90deg,
    rgba(217, 164, 65, 0.55) 0px,
    rgba(217, 164, 65, 0.55) 2px,
    transparent 2px,
    transparent 12px
  );
  opacity: 0.7;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  max-width: var(--max-w);
  margin-inline: auto;
}

@media (min-width: 700px) {
  .footer-inner { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; }
}

@media (min-width: 1100px) {
  .footer-inner {
    grid-template-columns: 1.5fr 1fr 1fr 1.35fr;
    gap: 30px;
  }
}

.footer-block { min-width: 0; }

.footer-brand {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 26px;
  letter-spacing: 0.16em;
  color: var(--ivory);
  line-height: 1.3;
}

.footer-sign {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--walnut-light);
  border-bottom: 1px solid rgba(217, 164, 65, 0.4);
  display: inline-block;
  padding-bottom: 2px;
}

.footer-note {
  margin-top: 16px;
  max-width: 34ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.footer-title {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 16px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.footer-title::before {
  content: "";
  width: 14px;
  height: 1px;
  background: var(--gold);
  flex: 0 0 14px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.footer-links a {
  display: inline-block;
  font-size: 15px;
  color: var(--sand);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}

.footer-links a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.footer-meta {
  display: flex;
  flex-direction: column;
  gap: 11px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
  word-break: break-word;
}

.footer-meta__key {
  display: inline-block;
  min-width: 3.4em;
  margin-right: 8px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--walnut-light);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  max-width: var(--max-w);
  margin: 40px auto 0;
  padding-top: 20px;
  border-top: 1px solid rgba(169, 128, 90, 0.28);
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-legal a {
  font-size: 13px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid rgba(157, 179, 172, 0.4);
  transition: color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}

.footer-legal a:hover {
  color: var(--ivory);
  border-bottom-color: var(--gold);
}

.to-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid rgba(169, 128, 90, 0.45);
  color: var(--sand);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease),
              background var(--t-fast) var(--ease);
}

.to-top::before {
  content: "";
  width: 7px;
  height: 7px;
  border-left: 2px solid currentColor;
  border-top: 2px solid currentColor;
  transform: rotate(45deg) translate(1px, 1px);
}

.to-top:hover {
  color: var(--gold);
  border-color: var(--gold);
  background: rgba(217, 164, 65, 0.08);
}

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--edge);
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 960px) {
  .grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* ---------- Typography ---------- */
.display-xl {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.6rem, 6.4vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: 0.01em;
  color: var(--ivory);
}

.display-lg {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.85rem, 4vw, 2.9rem);
  line-height: 1.14;
  letter-spacing: 0.02em;
  color: var(--ivory);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
}

.lede {
  max-width: 62ch;
  font-size: 19px;
  line-height: 1.95;
  color: var(--sand);
}

.text-body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.9;
  color: var(--sand);
}

.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: 0.02em;
  color: var(--ivory);
  border-bottom: 1px solid rgba(217, 164, 65, 0.65);
  padding-bottom: 1px;
}

.annotation {
  display: inline-block;
  writing-mode: vertical-rl;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 22px;
}

.section-head__rule {
  flex: 1 1 auto;
  height: 1px;
  min-width: 40px;
  background: linear-gradient(90deg, rgba(169, 128, 90, 0.65), rgba(169, 128, 90, 0));
}

/* ---------- Panels & frames ---------- */
.corner-panel {
  position: relative;
  padding: 26px;
  border: 1px solid rgba(169, 128, 90, 0.4);
  background:
    linear-gradient(152deg, rgba(107, 74, 47, 0.44) 0%, rgba(15, 59, 50, 0.62) 72%),
    rgba(8, 37, 31, 0.5);
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut)) 0,
    100% var(--cut),
    100% 100%,
    var(--cut) 100%,
    0 calc(100% - var(--cut))
  );
  transition: transform var(--t-fast) var(--ease),
              box-shadow var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}

.corner-panel:hover {
  transform: translateY(-3px);
  border-color: rgba(217, 164, 65, 0.6);
  box-shadow: 0 22px 44px rgba(0, 0, 0, 0.34);
}

.media-frame {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid rgba(169, 128, 90, 0.35);
  background:
    linear-gradient(135deg, rgba(46, 125, 154, 0.34), rgba(31, 60, 122, 0.46)),
    var(--deep-green);
}

.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 3 / 4; }

.media-frame::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(243, 237, 226, 0.14);
  border-radius: 8px;
  pointer-events: none;
}

.media-frame__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.94) contrast(1.04);
}

/* ---------- Chip row ---------- */
.chip-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 2px 12px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 18px, #000 calc(100% - 18px), transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 18px, #000 calc(100% - 18px), transparent 100%);
}

.chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  padding: 8px 15px;
  border-radius: 999px;
  border: 1px solid rgba(169, 128, 90, 0.45);
  background: rgba(15, 59, 50, 0.6);
  color: var(--sand);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}

.chip:hover {
  border-color: var(--gold);
  color: var(--ivory);
}

.chip.is-active,
.chip[aria-pressed="true"] {
  background: var(--replay-blue);
  border-color: var(--replay-blue);
  color: #FFFFFF;
}

/* ---------- Collapse ---------- */
.collapse {
  overflow: hidden;
  border: 1px solid rgba(169, 128, 90, 0.35);
  border-radius: 14px;
  background: rgba(8, 37, 31, 0.55);
}

.collapse + .collapse { margin-top: 12px; }

.collapse__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 16px 20px;
  text-align: left;
  cursor: pointer;
  background: rgba(107, 74, 47, 0.22);
  color: var(--ivory);
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.04em;
  transition: background var(--t-fast) var(--ease);
}

.collapse__head:hover { background: rgba(107, 74, 47, 0.36); }

.collapse__mark {
  position: relative;
  flex: 0 0 14px;
  width: 14px;
  height: 14px;
}

.collapse__mark::before,
.collapse__mark::after {
  content: "";
  position: absolute;
  background: var(--gold);
  border-radius: 2px;
  transition: transform 240ms var(--ease), opacity 240ms var(--ease);
}

.collapse__mark::before { top: 6px; left: 0; width: 14px; height: 2px; }
.collapse__mark::after { left: 6px; top: 0; width: 2px; height: 14px; }

.collapse__head[aria-expanded="true"] .collapse__mark::after {
  transform: rotate(90deg);
  opacity: 0;
}

.collapse__head[aria-expanded="false"] + .collapse__body { display: none; }

.collapse__body {
  padding: 18px 20px 22px;
  border-top: 1px solid rgba(169, 128, 90, 0.25);
  font-size: 16px;
  line-height: 1.9;
  color: var(--sand);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--t-fast) var(--ease),
              box-shadow var(--t-fast) var(--ease),
              background var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease);
}

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

.btn--primary {
  background: var(--cinnabar);
  color: #FFF7EF;
  box-shadow: 0 10px 24px rgba(200, 57, 43, 0.32);
}

.btn--primary:hover { background: #D6432F; box-shadow: 0 14px 30px rgba(200, 57, 43, 0.44); }

.btn--ghost {
  background: transparent;
  color: var(--ivory);
  border-color: rgba(169, 128, 90, 0.6);
}

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

.btn--gold {
  background: var(--gold);
  color: var(--deep-green);
  box-shadow: 0 10px 24px rgba(217, 164, 65, 0.28);
}

.btn--gold:hover { background: #E5B356; }

/* ---------- Breadcrumb ---------- */
.breadcrumb { padding-block: 20px 4px; }

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.breadcrumb__item { display: inline-flex; align-items: center; }

.breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin: 0 10px;
  color: var(--walnut-light);
}

.breadcrumb__item a {
  color: var(--sand);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}

.breadcrumb__item a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.breadcrumb__item[aria-current="page"] { color: var(--ivory); }

/* ---------- Progress ring ---------- */
.progress-ring {
  position: relative;
  width: 128px;
  height: 128px;
}

.progress-ring__svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.progress-ring__track {
  fill: none;
  stroke: rgba(169, 128, 90, 0.35);
  stroke-width: 8;
}

.progress-ring__value {
  fill: none;
  stroke: var(--gold);
  stroke-width: 8;
  stroke-linecap: round;
  transition: stroke-dashoffset 700ms var(--ease);
}

.progress-ring__label {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  color: var(--ivory);
  line-height: 1.4;
}

/* ---------- Reveal ---------- */
[data-reveal] {
  transition: opacity var(--t-reveal) var(--ease),
              transform var(--t-reveal) var(--ease);
}

.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
}

.has-js [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.12s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.12s !important;
  }

  [data-reveal],
  .has-js [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }

  .chip-row {
    -webkit-mask-image: none;
    mask-image: none;
  }
}