/* ==========================================================================
   江南赛场 · 共享样式表 /assets/site.css
   报头式刊头 + 水文观测册版式；纸面底色、切角面板、等宽索引
   ========================================================================== */

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

:root {
  --ink-teal: #0F3B3E;
  --ink-teal-deep: #0A2A2C;
  --dai-blue: #1B3A6B;
  --indigo: #3A2A5C;
  --warm-gold: #D4A94A;
  --warm-gold-soft: rgba(212, 169, 74, .45);
  --cinnabar: #B2331F;
  --pine: #2F6B5F;
  --pine-lift: #4C9184;
  --paper: #F3EFE6;
  --card: #FBF8F1;
  --mist: #A8C6C2;
  --ink: #16201F;
  --stone: #5C6A6A;

  --line: rgba(15, 59, 62, .16);
  --line-soft: rgba(168, 198, 194, .55);

  --font-display: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --wrap: 1180px;
  --gutter: clamp(18px, 4vw, 40px);
  --radius: 2px;
  --shadow-lift: 0 14px 34px rgba(10, 42, 44, .16);
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: clamp(92px, 13vh, 132px);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
  background-color: var(--paper);
  background-image:
    radial-gradient(120% 72% at 100% -12%, rgba(27, 58, 107, .08), transparent 62%),
    radial-gradient(96% 62% at -12% 104%, rgba(15, 59, 62, .08), transparent 60%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg, video { max-width: 100%; display: block; }
img { height: auto; }
button { font: inherit; color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
figure { margin: 0; }
table { border-collapse: collapse; }

a { color: var(--dai-blue); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink-teal); }

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

/* ---------- 2. Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 900;
  color: var(--ink-teal);
  letter-spacing: .02em;
  line-height: 1.24;
  margin: 0 0 .6em;
}
h1 { font-size: clamp(32px, 4.6vw, 54px); line-height: 1.14; letter-spacing: .01em; }
h2 { font-size: clamp(24px, 3.1vw, 32px); }
h3 { font-size: clamp(18px, 2vw, 20px); font-weight: 700; }
h4 { font-size: 17px; font-weight: 700; }
p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--stone);
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--warm-gold); }

.lede {
  font-size: clamp(17px, 1.5vw, 19px);
  line-height: 1.82;
  color: var(--stone);
  max-width: 34em;
}

.mono { font-family: var(--font-mono); letter-spacing: .06em; }
.num {
  font-family: var(--font-mono);
  letter-spacing: .06em;
  font-variant-numeric: tabular-nums;
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 3. Layout ---------- */
.container {
  width: min(var(--wrap), 100%);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow { width: min(760px, 100%); }

.section { padding-block: clamp(48px, 7vw, 96px); }
.section--tight { padding-block: clamp(30px, 4.5vw, 56px); }
.section__head { max-width: 46em; margin-bottom: clamp(20px, 3vw, 36px); }

.section--dark {
  background-color: var(--ink-teal);
  background-image: linear-gradient(160deg, rgba(27, 58, 107, .45), rgba(15, 59, 62, 1) 58%);
  color: rgba(251, 248, 241, .88);
}
.section--dark h1,
.section--dark h2,
.section--dark h3 { color: var(--card); }
.section--dark .lede { color: rgba(203, 220, 217, .88); }
.section--dark .eyebrow { color: var(--mist); }
.section--dark a { color: var(--warm-gold); }

.section--blue {
  background-color: var(--dai-blue);
  background-image: linear-gradient(200deg, rgba(15, 59, 62, .55), rgba(27, 58, 107, 1) 70%);
  color: rgba(251, 248, 241, .88);
}
.section--blue h2, .section--blue h3 { color: var(--card); }
.section--blue .lede { color: rgba(203, 220, 217, .88); }

.section--indigo {
  background-color: var(--indigo);
  color: rgba(251, 248, 241, .88);
}
.section--indigo h2, .section--indigo h3 { color: var(--card); }

.section--card {
  background: var(--card);
  border-block: 1px solid var(--line);
}

.layout { display: grid; grid-template-columns: 1fr; gap: clamp(24px, 4vw, 44px); }
.layout--narrow { max-width: 46em; }

@media (min-width: 980px) {
  .layout--8-4 { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); }
  .layout--4-8 { grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); }
}

.grid { display: grid; gap: clamp(16px, 2.2vw, 28px); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.stat-row { display: flex; flex-wrap: wrap; gap: clamp(20px, 4vw, 52px); }

/* ---------- 4. Rules & shapes ---------- */
.rule {
  height: 1px;
  border: 0;
  margin-block: clamp(22px, 3vw, 38px);
  background: var(--line);
}
.rule--gold {
  height: 2px;
  background: linear-gradient(90deg, var(--warm-gold), rgba(212, 169, 74, 0) 78%);
}
.trail {
  height: 14px;
  opacity: .7;
  pointer-events: none;
  background-image: repeating-linear-gradient(105deg, rgba(212, 169, 74, .8) 0 1px, transparent 1px 12px);
}

.cut-panel {
  --cut: 22px;
  position: relative;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--card);
  border: 1px solid var(--line);
  clip-path: polygon(
    0 0, calc(100% - var(--cut)) 0, 100% var(--cut),
    100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut))
  );
}
.cut-panel--dark {
  background-color: var(--ink-teal);
  background-image: linear-gradient(165deg, rgba(58, 42, 92, .42), rgba(15, 59, 62, 1) 68%);
  border-color: rgba(212, 169, 74, .4);
  color: rgba(251, 248, 241, .88);
}
.cut-panel--dark h2, .cut-panel--dark h3 { color: var(--card); }
.cut-panel--gold { border-color: var(--warm-gold-soft); }
.cut-panel--flat { background: transparent; }

/* ---------- 5. Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 20px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
  line-height: 1.4;
  text-decoration: none;
  color: var(--ink-teal);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.btn--gold { background: var(--warm-gold); color: #1A1509; border-color: var(--warm-gold); }
.btn--gold:hover { background: #E2BB63; color: #1A1509; border-color: #E2BB63; }
.btn--ghost { border-color: rgba(15, 59, 62, .38); color: var(--ink-teal); }
.btn--ghost:hover { background: rgba(15, 59, 62, .07); border-color: var(--ink-teal); color: var(--ink-teal); }
.btn--light { border-color: rgba(212, 169, 74, .6); color: var(--card); }
.btn--light:hover { border-color: var(--warm-gold); color: var(--warm-gold); }
.btn--sm { padding: 8px 14px; font-size: 13px; }

/* ---------- 6. Tags & status ---------- */
.tag-row { display: flex; flex-wrap: wrap; gap: 10px; }
.tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-teal);
  background: rgba(212, 169, 74, .1);
  border: 1px solid var(--warm-gold-soft);
  text-decoration: none;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}
.tag--slant {
  clip-path: polygon(7px 0, 100% 0, calc(100% - 7px) 100%, 0 100%);
  padding-inline: 18px;
}
.tag:hover { background: rgba(212, 169, 74, .24); color: var(--ink-teal); }
.tag--active { background: var(--ink-teal); color: var(--paper); border-color: var(--ink-teal); }
.tag--active:hover { background: var(--ink-teal); color: var(--paper); }
.tag__count { font-family: var(--font-mono); font-size: 11px; color: var(--stone); }
.tag--active .tag__count { color: rgba(243, 239, 230, .78); }

.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--stone);
}
.status__dot {
  flex: none;
  width: 9px;
  height: 9px;
  background: var(--stone);
  border-radius: 50%;
}
.status--ok { color: var(--pine); }
.status--ok .status__dot { background: var(--pine); }
.status--todo { color: var(--cinnabar); }
.status--todo .status__dot { background: var(--cinnabar); border-radius: 1px; transform: rotate(45deg); }
.status--arch { color: var(--stone); }
.status--arch .status__dot { background: transparent; border: 1.5px solid var(--stone); }

/* ---------- 7. Data & stats ---------- */
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(30px, 4.6vw, 52px);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--ink-teal);
}
.stat__label { font-size: 13px; letter-spacing: .08em; color: var(--stone); }

.data-table {
  width: 100%;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
  background: transparent;
}
.data-table caption {
  padding-bottom: 10px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--stone);
}
.data-table th,
.data-table td {
  padding: 11px 12px;
  text-align: left;
  border-bottom: 1px solid var(--line-soft);
}
.data-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .16em;
  color: var(--stone);
  white-space: nowrap;
  border-bottom: 1px solid rgba(15, 59, 62, .3);
}
.data-table tbody tr:nth-child(even) { background: var(--card); }
.data-table__num {
  font-family: var(--font-mono);
  letter-spacing: .06em;
  font-variant-numeric: tabular-nums;
}
.data-table__row--active { background: rgba(212, 169, 74, .14); }

/* ---------- 8. Accordion ---------- */
.accordion { border-top: 1px solid var(--line); }
.accordion__item { border-bottom: 1px solid var(--line); transition: background-color .2s ease; }
.accordion__item[data-open="true"] { background: rgba(212, 169, 74, .07); }
.accordion__trigger {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  width: 100%;
  padding: 16px 6px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 1.7vw, 18px);
  letter-spacing: .02em;
  color: var(--ink-teal);
  transition: color .18s ease;
}
.accordion__trigger:hover { color: var(--cinnabar); }
.accordion__index {
  flex: none;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .1em;
  color: var(--stone);
}
.accordion__mark {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
  margin-top: 5px;
  margin-left: auto;
}
.accordion__mark::before,
.accordion__mark::after {
  content: "";
  position: absolute;
  background: var(--warm-gold);
  transition: transform .22s ease;
}
.accordion__mark::before { left: 0; right: 0; top: 6.25px; height: 1.5px; }
.accordion__mark::after { top: 0; bottom: 0; left: 6.25px; width: 1.5px; }
.accordion__item[data-open="true"] .accordion__mark::after { transform: scaleY(0); }
.accordion__panel {
  padding: 0 6px 20px calc(6px + 2.6em);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}
.accordion__panel[hidden] { display: none; }

/* ---------- 9. Anchor nav & breadcrumb ---------- */
.anchor-nav {
  position: sticky;
  top: clamp(112px, 16vh, 168px);
  font-size: 14px;
}
.anchor-nav__title {
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--stone);
}
.anchor-nav__list { display: flex; flex-direction: column; gap: 2px; }
.anchor-nav__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 10px 8px 12px;
  color: var(--stone);
  text-decoration: none;
  border-left: 1px solid var(--line);
  transition: color .18s ease, background-color .18s ease, border-color .18s ease;
}
.anchor-nav__link:hover { color: var(--ink-teal); background: rgba(212, 169, 74, .09); }
.anchor-nav__link.is-active {
  color: var(--ink-teal);
  font-weight: 600;
  border-left-color: var(--warm-gold);
  background: rgba(212, 169, 74, .14);
}
.anchor-nav__num { font-family: var(--font-mono); font-size: 11px; color: var(--stone); }

.breadcrumb {
  padding-top: clamp(14px, 2vw, 22px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--stone);
}
.breadcrumb__list { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.breadcrumb__item { display: flex; align-items: center; gap: 8px; }
.breadcrumb__item:not(:last-child)::after { content: "/"; color: var(--mist); }
.breadcrumb__link { color: var(--stone); text-decoration: none; }
.breadcrumb__link:hover { color: var(--ink-teal); text-decoration: underline; }
.breadcrumb__item[aria-current="page"] .breadcrumb__link { color: var(--ink-teal); }

/* ---------- 10. Media ---------- */
.media {
  position: relative;
  overflow: hidden;
  background-color: #E7E2D6;
  background-image:
    repeating-linear-gradient(100deg, rgba(168, 198, 194, .45) 0 1px, transparent 1px 14px),
    repeating-linear-gradient(12deg, rgba(15, 59, 62, .12) 0 1px, transparent 1px 28px);
  border: 1px solid var(--line);
}
.media img,
.media svg { width: 100%; height: 100%; object-fit: cover; }
.media--wide { aspect-ratio: 16 / 10; }
.media--tall { aspect-ratio: 9 / 16; max-width: 420px; }
.media--square { aspect-ratio: 1 / 1; }
.media--banner { aspect-ratio: 2 / 1; }
.media--cut { clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%); }
.media__water {
  width: 100%;
  height: 100%;
  background-color: #E9E4D8;
  background-image:
    repeating-linear-gradient(96deg, rgba(168, 198, 194, .55) 0 1px, transparent 1px 13px),
    repeating-linear-gradient(8deg, rgba(27, 58, 107, .12) 0 1px, transparent 1px 30px),
    radial-gradient(60% 60% at 70% 30%, rgba(212, 169, 74, .14), transparent 70%);
}
.media__caption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--stone);
}

/* ---------- 11. Prose ---------- */
.prose {
  max-width: 38em;
  font-size: 17px;
  line-height: 1.85;
}
.prose p { margin-bottom: 1.2em; }
.prose h2 { max-width: 20em; margin-top: 1.6em; }
.prose h3 { margin-top: 1.5em; }
.prose ul { margin-bottom: 1.2em; }
.prose li { position: relative; padding-left: 1.6em; margin-bottom: .55em; }
.prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 9px;
  height: 1px;
  background: var(--warm-gold);
}

/* ---------- 12. Header / Masthead ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  color: var(--paper);
  background-color: var(--ink-teal);
  background-image: linear-gradient(180deg, rgba(10, 42, 44, .92), rgba(15, 59, 62, 1));
  border-bottom: 1px solid var(--warm-gold);
  transition: box-shadow .24s ease;
}
.site-header::before {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--warm-gold), var(--cinnabar) 46%, var(--dai-blue) 100%);
}
.site-header[data-scrolled="true"] { box-shadow: 0 10px 28px rgba(10, 32, 34, .28); }

.skip-link {
  position: absolute;
  left: 50%;
  top: 0;
  z-index: 120;
  padding: 10px 18px;
  font-size: 14px;
  text-decoration: none;
  color: #1A1509;
  background: var(--warm-gold);
  transform: translate(-50%, -150%);
  transition: transform .18s ease;
}
.skip-link:focus { transform: translate(-50%, 0); }

.masthead {
  width: min(var(--wrap), 100%);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.masthead__rail {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  grid-template-areas: "season brand actions";
  align-items: center;
  gap: 16px;
  padding: 16px 0 12px;
  transition: padding .24s ease;
}
.masthead__season {
  grid-area: season;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--mist);
  white-space: nowrap;
}
.masthead__pulse {
  flex: none;
  width: 8px;
  height: 8px;
  background: var(--pine-lift);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(76, 145, 132, .26);
}
.masthead__brand {
  grid-area: brand;
  justify-self: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  text-decoration: none;
  color: inherit;
}
.masthead__brand-mark {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 2.6vw, 32px);
  line-height: 1.1;
  letter-spacing: .14em;
  color: var(--card);
  transition: font-size .24s ease;
}
.masthead__brand-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .26em;
  color: var(--mist);
}
.masthead__actions {
  grid-area: actions;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 10px;
}
.masthead__cta { white-space: nowrap; }

.site-header[data-scrolled="true"] .masthead__rail { padding: 8px 0 6px; }
.site-header[data-scrolled="true"] .masthead__brand-mark { font-size: clamp(18px, 1.9vw, 23px); }
.site-header[data-scrolled="true"] .masthead__brand-sub { display: none; }
.site-header[data-scrolled="true"] .site-nav__link { padding-block: 6px 8px; }

.masthead__navrow {
  display: flex;
  justify-content: center;
  padding-bottom: 12px;
}
.site-nav__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(6px, 1.6vw, 26px);
}
.site-nav__item { display: block; }
.site-nav__link {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 8px 4px 10px;
  font-size: 15px;
  letter-spacing: .05em;
  color: rgba(251, 248, 241, .82);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color .18s ease, border-color .18s ease, padding .24s ease;
}
.site-nav__num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .08em;
  color: rgba(168, 198, 194, .78);
}
.site-nav__label { letter-spacing: .05em; }
.site-nav__link:hover { color: var(--card); border-bottom-color: var(--warm-gold-soft); }
.site-nav__link[aria-current="page"] { color: var(--warm-gold); border-bottom-color: var(--warm-gold); }
.site-nav__link[aria-current="page"] .site-nav__num { color: var(--warm-gold); }

.site-nav__head,
.site-nav__foot { display: none; }

.nav-toggle,
.nav-close {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--paper);
  background: transparent;
  border: 1px solid var(--warm-gold-soft);
  cursor: pointer;
  transition: border-color .18s ease, color .18s ease;
}
.nav-toggle:hover,
.nav-close:hover { border-color: var(--warm-gold); color: var(--warm-gold); }
.nav-toggle__bars {
  position: relative;
  display: block;
  width: 16px;
  height: 11px;
  background: linear-gradient(currentColor, currentColor) center / 100% 1.5px no-repeat;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 1.5px;
  background: currentColor;
}
.nav-toggle__bars::before { top: 0; }
.nav-toggle__bars::after { bottom: 0; }

.nav-scrim {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(10, 32, 34, .58);
}
.nav-scrim[hidden] { display: none; }

.scroll-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: rgba(168, 198, 194, .18);
  pointer-events: none;
}
.scroll-progress__bar {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--warm-gold);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform .12s linear;
}

/* ---------- 13. Footer ---------- */
.site-footer {
  margin-top: clamp(40px, 6vw, 80px);
  color: rgba(251, 248, 241, .86);
  background-color: var(--ink-teal);
  background-image: linear-gradient(180deg, rgba(15, 59, 62, 1), rgba(10, 42, 44, 1));
  border-top: 1px solid var(--warm-gold);
}
.footer__inner { padding-block: clamp(34px, 5vw, 58px) 0; }
.footer__rule {
  height: 2px;
  margin-bottom: clamp(24px, 3.4vw, 38px);
  background: linear-gradient(90deg, var(--warm-gold), rgba(212, 169, 74, 0) 72%);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: clamp(22px, 3.4vw, 48px);
}
.footer__brand {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 2.4vw, 28px);
  letter-spacing: .12em;
  color: var(--card);
}
.footer__lede {
  max-width: 30em;
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(203, 220, 217, .86);
}
.footer__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .18em;
  color: var(--mist);
}
.footer__list { display: flex; flex-direction: column; gap: 2px; }
.footer__link {
  display: inline-block;
  padding: 5px 0;
  font-size: 15px;
  color: rgba(251, 248, 241, .84);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}
.footer__link:hover { color: var(--warm-gold); border-bottom-color: var(--warm-gold-soft); }
.footer__contact {
  margin: 0 0 6px;
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--card);
  overflow-wrap: anywhere;
}
.footer__note {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(168, 198, 194, .92);
}
.footer__legal {
  margin: 10px 0 4px;
  font-size: 12px;
  letter-spacing: .1em;
  color: rgba(168, 198, 194, .92);
}
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px 24px;
  margin-top: clamp(26px, 4vw, 44px);
  padding: 18px 0 22px;
  border-top: 1px solid rgba(168, 198, 194, .22);
}
.footer__copy {
  margin: 0;
  font-size: 13px;
  color: rgba(168, 198, 194, .9);
}

/* ---------- 14. Utilities ---------- */
.to-top {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 70;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--paper);
  background: var(--ink-teal);
  border: 1px solid var(--warm-gold-soft);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .22s ease, visibility .22s ease, transform .22s ease, border-color .18s ease;
}
.to-top[data-visible="true"] { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { border-color: var(--warm-gold); color: var(--warm-gold); }

.js-reveal [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .55s ease, transform .55s cubic-bezier(.22, .61, .36, 1);
}
.js-reveal [data-reveal].is-visible { opacity: 1; transform: none; }

/* ---------- 15. Responsive ---------- */
@media (max-width: 980px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .anchor-nav { position: static; }
}

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; }
  .masthead__rail {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "brand actions"
      "season season";
    gap: 8px 12px;
    padding: 12px 0 10px;
  }
  .masthead__brand { justify-self: start; align-items: flex-start; }
  .masthead__season { font-size: 10px; letter-spacing: .1em; }
  .masthead__navrow { padding: 0; }

  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 90;
    display: flex;
    flex-direction: column;
    gap: 14px;
    width: min(86vw, 352px);
    padding: 18px 22px 30px;
    overflow-y: auto;
    background-color: var(--ink-teal-deep);
    background-image: linear-gradient(160deg, rgba(27, 58, 107, .45), rgba(10, 42, 44, 1) 62%);
    border-left: 1px solid var(--warm-gold-soft);
    box-shadow: -18px 0 42px rgba(10, 20, 22, .38);
    transform: translateX(102%);
    visibility: hidden;
    transition: transform .22s cubic-bezier(.22, .61, .36, 1), visibility .22s ease;
  }
  .site-nav[data-open="true"] { transform: none; visibility: visible; }

  .site-nav__head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--warm-gold-soft);
  }
  .site-nav__head-label {
    font-size: 11px;
    letter-spacing: .2em;
    color: var(--mist);
  }
  .nav-close { display: inline-flex; }

  .site-nav__list {
    flex-direction: column;
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: 0;
  }
  .site-nav__link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 15px 2px;
    font-size: 17px;
    border-bottom: 1px solid rgba(168, 198, 194, .2);
    transition: color .18s ease, padding-left .18s ease, border-color .18s ease;
  }
  .site-nav__link:hover,
  .site-nav__link[aria-current="page"] {
    padding-left: 8px;
    border-bottom-color: var(--warm-gold);
  }
  .site-nav__num { color: rgba(168, 198, 194, .8); }

  .site-nav__foot {
    display: flex;
    gap: 18px;
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid rgba(168, 198, 194, .2);
    font-size: 13px;
  }
  .site-nav__footlink { color: rgba(168, 198, 194, .92); text-decoration: none; }
  .site-nav__footlink:hover { color: var(--warm-gold); }

  html.is-nav-open { overflow: hidden; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .data-table { font-size: 14px; }
  .data-table th, .data-table td { padding: 9px 8px; }
  .media--tall { max-width: 100%; }
}

@media (max-width: 520px) {
  .masthead__cta { display: none; }
  .accordion__panel { padding-left: 6px; }
}

/* ---------- 16. 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;
  }
  .js-reveal [data-reveal] { opacity: 1; transform: none; }
  .site-nav { transition: none !important; }
  .scroll-progress__bar { transition: none !important; }
}