/* ==========================================================================
   溜溜体育 · 共享外壳样式 /assets/site.css
   夜场深蓝 + 暖纸展签 + 主场哨橙 + 哨音青绿
   ========================================================================== */

/* 1. 基础重置 */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: 6rem;
}

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

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

a { color: inherit; }

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

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

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

/* 2. 设计变量 */
:root {
  --night: #071A2B;
  --stand: #0E2A44;
  --stand-2: #123454;
  --ink: #121820;
  --paper: #F4EBDD;
  --paper-2: #E4D6C3;
  --orange: #FF6B1A;
  --orange-soft: #FF8340;
  --mint: #2FE0C8;
  --mint-deep: #0A5F58;
  --warm: #FFF7EA;
  --haze: #7C9BB3;
  --red: #E5483F;

  --line: rgba(124, 155, 179, 0.28);
  --line-strong: rgba(124, 155, 179, 0.5);
  --line-ink: rgba(18, 24, 32, 0.16);

  --shell-w: 1180px;
  --gutter: clamp(1rem, 4vw, 2.5rem);

  --sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, "Courier New", monospace;

  --ease: cubic-bezier(0.2, 0.7, 0.3, 1);
  --radius: 2px;
}

/* 3. 中文正文排版 */
body {
  min-height: 100vh;
  background: var(--night);
  color: var(--warm);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

p { text-wrap: pretty; }

h1, h2, h3, h4 {
  font-family: var(--sans);
  font-weight: 900;
  font-stretch: 87.5%;
  line-height: 1.12;
  letter-spacing: -0.012em;
  text-wrap: balance;
}

h1 { font-size: clamp(2.25rem, 5.6vw, 4.5rem); }
h2 { font-size: clamp(1.6rem, 3.1vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 1.9vw, 1.4rem); line-height: 1.28; }
h4 { font-size: 1.05rem; line-height: 1.35; letter-spacing: 0; }

strong, b { font-weight: 800; }

::selection {
  background: var(--orange);
  color: #1B0C03;
}

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

/* 4. 无障碍跳转 */
.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 200;
  padding: 0.6rem 1rem;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transform: translateY(-160%);
  transition: transform 0.2s var(--ease);
}

.skip-link:focus,
.skip-link:focus-visible {
  transform: translateY(0);
}

/* 5. 布局容器 */
.shell {
  width: 100%;
  max-width: var(--shell-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

#main-content {
  display: block;
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}

.stack > * + * { margin-top: 1rem; }

.rule {
  height: 1px;
  border: 0;
  background: var(--line);
  margin-block: 1.5rem;
}

.mono {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

/* 6. 页头：播报命令栏 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: var(--night);
  box-shadow: 0 1px 0 rgba(124, 155, 179, 0.18);
}

.command-strip {
  max-height: 48px;
  overflow: hidden;
  font-size: 0.72rem;
  color: var(--haze);
  background: linear-gradient(90deg, var(--stand) 0%, #0B2136 64%, #0B2136 100%);
  border-bottom: 1px solid rgba(124, 155, 179, 0.16);
  transition: max-height 0.28s var(--ease), opacity 0.2s var(--ease), border-color 0.2s var(--ease);
}

.site-header[data-stuck] .command-strip {
  max-height: 0;
  opacity: 0;
  border-bottom-color: transparent;
}

.command-strip__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 42px;
  padding-block: 0.3rem;
}

.command-strip__note {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

.command-strip__text {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.command-strip__meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
}

.command-strip__rule {
  width: 18px;
  height: 1px;
  background: currentColor;
  opacity: 0.55;
}

.pulse-dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 107, 26, 0.18);
}

/* 7. 页头：主命令栏 */
.command-bar {
  position: relative;
  background: var(--night);
  border-bottom: 1px solid rgba(124, 155, 179, 0.22);
}

.command-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4rem;
}

/* 品牌 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  flex: none;
  color: var(--warm);
  text-decoration: none;
}

.brand__mark {
  position: relative;
  flex: none;
  width: 34px;
  height: 34px;
  background: linear-gradient(150deg, var(--orange), var(--orange-soft));
  clip-path: polygon(0 0, 100% 0, 100% 58%, 58% 100%, 0 100%);
}

.brand__mark::after {
  content: "";
  position: absolute;
  top: 7px;
  right: 7px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--night);
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand__name {
  font-size: 1.15rem;
  font-weight: 900;
  font-stretch: 87.5%;
  letter-spacing: 0.02em;
}

.brand__tagline {
  margin-top: 0.3rem;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  color: var(--haze);
}

/* 菜单键 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.35rem 0.7rem;
  background: rgba(14, 42, 68, 0.65);
  border: 1px solid var(--line-strong);
  color: var(--warm);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

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

.nav-toggle__bars {
  display: grid;
  gap: 4px;
  width: 16px;
}

.nav-toggle__bars i {
  display: block;
  height: 2px;
  background: var(--mint);
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:first-child {
  transform: translateY(3px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:last-child {
  transform: translateY(-3px) rotate(-45deg);
}

/* 导航 */
.site-nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 0.05rem;
}

.site-nav__link {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  min-height: 44px;
  padding: 0.55rem 0.7rem;
  color: rgba(255, 247, 234, 0.76);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.site-nav__link:hover { color: var(--warm); }

.site-nav__index {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  color: var(--haze);
  transition: color 0.18s var(--ease);
}

.site-nav__link:hover .site-nav__index { color: var(--mint); }

.site-nav__link[aria-current="page"] { color: var(--warm); }

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

.site-nav__link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0.7rem;
  right: 0.7rem;
  bottom: 0.28rem;
  height: 2px;
  background: var(--orange);
}

.site-nav__cta {
  margin-left: 0.6rem;
  min-height: 40px;
  padding: 0.4rem 0.95rem;
  font-size: 0.82rem;
}

/* 滚动进度光带 */
.scroll-meter {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: rgba(124, 155, 179, 0.16);
  overflow: hidden;
}

.scroll-meter__fill {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--orange), var(--mint));
}

/* 8. 通用按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.55rem 1.15rem;
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 0;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: background-color 0.18s var(--ease), color 0.18s var(--ease),
              border-color 0.18s var(--ease), transform 0.18s var(--ease),
              box-shadow 0.18s var(--ease);
}

.btn:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: -4px;
}

.btn--primary {
  background: var(--orange);
  color: #1B0C03;
  box-shadow: 0 6px 18px rgba(255, 107, 26, 0.22);
}

.btn--primary:hover {
  background: var(--orange-soft);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--warm);
}

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

.btn--ink {
  background: var(--ink);
  color: var(--paper);
}

.btn--ink:hover { background: #1E2733; }

.btn--paper {
  background: var(--paper);
  color: var(--ink);
}

.btn--paper:hover { background: #FFF7EA; }

.btn--sm {
  min-height: 38px;
  padding: 0.3rem 0.85rem;
  font-size: 0.8rem;
}

/* 9. 页脚：展区说明牌 */
.site-footer {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 4vw, 3rem) 0 1.5rem;
  background: var(--stand);
  color: var(--warm);
  border-top: 1px solid var(--line);
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: repeating-linear-gradient(-45deg, var(--orange) 0 18px, transparent 18px 36px);
  opacity: 0.85;
}

.site-footer::after {
  content: "";
  position: absolute;
  top: -160px;
  right: -140px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  border: 1px solid rgba(47, 224, 200, 0.18);
  box-shadow: 0 0 0 42px rgba(47, 224, 200, 0.05), 0 0 0 96px rgba(124, 155, 179, 0.045);
  pointer-events: none;
}

.footer-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr 1fr;
  gap: clamp(1.5rem, 3vw, 3rem);
  padding-top: clamp(1.25rem, 3vw, 2rem);
}

.footer-brand__link {
  display: inline-block;
  font-size: 1.5rem;
  font-weight: 900;
  font-stretch: 87.5%;
  letter-spacing: 0.02em;
  color: var(--warm);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.footer-brand__link:hover { color: var(--orange); }

.footer-brand__line {
  margin-top: 0.6rem;
  max-width: 24ch;
  font-size: 0.95rem;
  color: var(--haze);
}

.footer-facts {
  display: grid;
  gap: 0.4rem;
  margin-top: 1.25rem;
  font-size: 0.85rem;
}

.footer-facts li {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding-top: 0.45rem;
  border-top: 1px solid rgba(124, 155, 179, 0.18);
}

.footer-facts__k {
  flex: none;
  min-width: 5.5em;
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint);
}

.footer-facts__v { color: var(--warm); }

.footer-col__title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid rgba(124, 155, 179, 0.25);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mint);
}

.footer-col__title::before {
  content: "";
  width: 10px;
  height: 2px;
  flex: none;
  background: var(--orange);
}

.footer-list {
  display: grid;
  gap: 0.1rem;
  font-size: 0.9rem;
}

.footer-list a {
  display: inline-block;
  padding: 0.32rem 0;
  color: rgba(255, 247, 234, 0.76);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.footer-list a:hover {
  color: var(--warm);
  border-bottom-color: var(--orange);
}

.footer-contact__mail {
  font-size: 0.88rem;
  color: var(--warm);
  word-break: break-all;
}

.footer-contact__phone {
  margin-top: 0.35rem;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.footer-contact__addr {
  margin-top: 0.55rem;
  font-size: 0.85rem;
  color: var(--haze);
}

.footer-contact__hours {
  margin-top: 0.8rem;
  padding-left: 0.7rem;
  border-left: 2px solid rgba(47, 224, 200, 0.45);
  font-size: 0.76rem;
  line-height: 1.7;
  color: rgba(124, 155, 179, 0.95);
}

.footer-icp {
  margin-top: 0.9rem;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--haze);
}

.footer-base {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  margin-top: clamp(1.75rem, 3.5vw, 2.75rem);
  padding-top: 1rem;
  border-top: 1px solid rgba(124, 155, 179, 0.22);
  font-size: 0.75rem;
  color: var(--haze);
}

.footer-base__mono {
  letter-spacing: 0.12em;
  color: rgba(124, 155, 179, 0.85);
}

/* 返回顶部 */
.to-top {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 70;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  width: 52px;
  height: 52px;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid rgba(244, 235, 221, 0.4);
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.22s var(--ease), transform 0.22s var(--ease),
              visibility 0.22s var(--ease), background-color 0.18s var(--ease),
              color 0.18s var(--ease);
}

.to-top[data-visible] {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.to-top:hover {
  background: var(--orange);
  color: #1B0C03;
  border-color: var(--orange);
}

.to-top__arrow {
  font-size: 1rem;
  line-height: 1;
}

.to-top__label {
  font-family: var(--mono);
  font-size: 0.52rem;
  letter-spacing: 0.14em;
}

/* 10. 暖纸面板 / 展签 / 眉标 */
.panel {
  position: relative;
  padding: clamp(1.15rem, 2.4vw, 2rem);
  border-radius: var(--radius);
}

.panel--paper {
  background: var(--paper);
  color: var(--ink);
}

.panel--paper a { color: var(--mint-deep); }

.panel--paper a:hover { color: #073E3A; }

.panel--paper :focus-visible { outline-color: var(--mint-deep); }

.panel--stand {
  background: var(--stand);
  border: 1px solid var(--line);
  color: var(--warm);
}

.panel--edged {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.2rem 0.6rem;
  background: var(--paper-2);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

.tag--outline {
  background: transparent;
  color: var(--haze);
  border: 1px solid var(--line);
  clip-path: none;
}

.tag--live {
  background: var(--orange);
  color: #1B0C03;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mint);
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--orange);
}

/* 11. 面包屑 */
.breadcrumb { margin-block: 1.25rem 0; }

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.55rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--haze);
}

.breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.breadcrumb li + li::before {
  content: "/";
  color: rgba(124, 155, 179, 0.6);
}

.breadcrumb a {
  color: var(--mint);
  text-decoration: none;
}

.breadcrumb a:hover { text-decoration: underline; }

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

/* 12. 网格 */
.grid {
  display: grid;
  gap: clamp(1rem, 2.4vw, 2rem);
  grid-template-columns: minmax(0, 1fr);
}

.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--split { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.grid--split-rev { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }

/* 13. 图片容器基础 */
.media {
  position: relative;
  overflow: hidden;
  background: linear-gradient(140deg, var(--stand-2), var(--night));
  border: 1px solid rgba(124, 155, 179, 0.24);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.media > img,
.media > picture > img,
.media__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media--16x9 { aspect-ratio: 16 / 9; }
.media--4x3 { aspect-ratio: 4 / 3; }
.media--1x1 { aspect-ratio: 1 / 1; }
.media--3x4 { aspect-ratio: 3 / 4; }

.media__caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.6rem 1rem 0.75rem;
  background: linear-gradient(0deg, rgba(7, 26, 43, 0.92), rgba(7, 26, 43, 0));
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--warm);
}

/* 14. 长文排版 */
.prose {
  max-width: 68ch;
  font-size: 1.02rem;
  line-height: 1.85;
}

.prose > * + * { margin-top: 1em; }

.prose h2 {
  margin-top: 2em;
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
}

.prose h3 { margin-top: 1.6em; }

.prose ul,
.prose ol {
  padding-left: 1.15em;
  list-style: disc;
}

.prose ol { list-style: decimal; }

.prose li + li { margin-top: 0.4em; }

.prose strong { font-weight: 800; color: inherit; }

.prose blockquote {
  margin-top: 1.4em;
  padding-left: 1rem;
  border-left: 3px solid var(--orange);
  color: var(--haze);
}

.panel--paper .prose blockquote { color: #4A5561; }

/* 15. 动效偏好 */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

/* 16. 响应式 */
@media (max-width: 1080px) and (min-width: 901px) {
  .brand__tagline { display: none; }
  .site-nav__link {
    padding-inline: 0.45rem;
    font-size: 0.85rem;
  }
  .site-nav__index { display: none; }
  .site-nav__cta {
    margin-left: 0.35rem;
    padding-inline: 0.8rem;
    font-size: 0.78rem;
  }
}

@media (max-width: 980px) {
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-brand { grid-column: 1 / -1; }
  .footer-brand__line { max-width: none; }
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    max-height: calc(100vh - 4.5rem);
    overflow-y: auto;
    padding: 0.75rem var(--gutter) 1.15rem;
    background: linear-gradient(180deg, #0A1F33, var(--night) 88%);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 24px 40px rgba(0, 0, 0, 0.45);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.2s var(--ease), transform 0.22s var(--ease), visibility 0.22s var(--ease);
  }

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

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .site-nav__item { border-bottom: 1px solid rgba(124, 155, 179, 0.16); }

  .site-nav__link {
    justify-content: flex-start;
    min-height: 48px;
    padding: 0.85rem 0.25rem;
    font-size: 1rem;
  }

  .site-nav__link[aria-current="page"]::after {
    left: 0.25rem;
    right: auto;
    width: 34px;
    bottom: 0.45rem;
  }

  .site-nav__label { flex: 1; }

  .site-nav__cta {
    justify-content: center;
    width: 100%;
    margin: 0.9rem 0 0;
    font-size: 0.92rem;
  }
}

@media (max-width: 860px) {
  .grid--2,
  .grid--3,
  .grid--split,
  .grid--split-rev {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 720px) {
  .command-strip__meta { display: none; }
  .command-strip__text { font-size: 0.68rem; }
  .brand__tagline { display: none; }
  .command-bar__inner { min-height: 3.5rem; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .to-top { width: 46px; height: 46px; }
}

@media (max-width: 560px) {
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-brand { grid-column: auto; }
  .footer-base { flex-direction: column; align-items: flex-start; }
}