/* ==========================================================================
   site.css — 新葡萄8883AMG 品牌站共享层
   奶油纸底 / 精密网格 / 葡萄紫与深墨绿 / 暖金刻度
   ========================================================================== */

:root {
  --paper: #F6EFE2;
  --paper-white: #FFFCF5;
  --fog: #E3E1DA;
  --ink: #221D1A;
  --ink-soft: rgba(34, 29, 26, 0.62);
  --ink-faint: rgba(34, 29, 26, 0.14);
  --grape: #4A2A6B;
  --grape-soft: #7A5A99;
  --pine: #123B32;
  --pine-soft: #2F6153;
  --gold: #C9A24A;
  --coral: #DF6239;
  --hairline: rgba(34, 29, 26, 0.22);

  --font-sans: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Heiti SC", sans-serif;
  --font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "SimSun", serif;
  --font-mono: "JetBrains Mono", "Roboto Mono", "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", monospace;

  --page-max: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
  --gap: 24px;
  --ease: cubic-bezier(0.22, 0.72, 0.28, 1);
  --dur: 160ms;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 120px;
}

body {
  margin: 0;
  background-color: var(--paper);
  background-image:
    linear-gradient(to right, rgba(34, 29, 26, 0.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(34, 29, 26, 0.045) 1px, transparent 1px);
  background-size: 96px 96px;
  background-position: -1px -1px;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink);
}

p { margin: 0; }
ul, ol { margin: 0; padding: 0; }
img { display: block; max-width: 100%; height: auto; }
button { font: inherit; }

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

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* ---------- 结构容器 ---------- */

.container {
  width: 100%;
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

#main-content {
  display: block;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.band {
  background: var(--fog);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.band--grape {
  background: var(--grape);
  border-color: var(--grape);
  color: var(--paper-white);
}

.band--grape h2,
.band--grape h3 {
  color: var(--paper-white);
}

/* ---------- 通用排版件 ---------- */

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--grape-soft);
  margin-bottom: 10px;
}

.chapter-no {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--grape);
  margin-bottom: 12px;
}

.chapter-no::before {
  content: "";
  width: 12px;
  height: 1px;
  background: var(--gold);
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 24px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: clamp(20px, 3vw, 36px);
}

.section-head h2 {
  font-size: clamp(24px, 3.2vw, 34px);
}

.prose {
  max-width: 36em;
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
}

.prose p { margin: 0 0 1.2em; }
.prose p:last-child { margin-bottom: 0; }

.prose h3 {
  font-family: var(--font-sans);
  font-size: 20px;
  margin: 1.8em 0 0.7em;
}

.prose ul,
.prose ol {
  margin: 0 0 1.2em;
  padding-left: 1.4em;
}

.prose li { margin-bottom: 0.5em; }

.prose a {
  color: var(--grape);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--dur) var(--ease), text-decoration-color var(--dur) var(--ease);
}

.prose a:hover {
  text-decoration-color: var(--gold);
  text-decoration-thickness: 2px;
  color: var(--pine);
}

.prose code,
.prose strong {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
}

/* ---------- 网格 ---------- */

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

.grid--7-5 { grid-template-columns: 7fr 5fr; }
.grid--8-4 { grid-template-columns: 8fr 4fr; }

/* ---------- 按钮 ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease),
              color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}

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

.btn--primary {
  background: var(--grape);
  border-color: var(--grape);
  color: var(--paper-white);
}

.btn--primary:hover {
  background: var(--pine);
  border-color: var(--pine);
  color: var(--paper-white);
}

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

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

.btn--alert {
  border-color: var(--coral);
  color: var(--coral);
}

.btn--alert:hover {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--paper-white);
}

/* ---------- 面包屑 ---------- */

.breadcrumb {
  padding-block: 18px;
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--grape-soft);
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  color: var(--gold);
}

.breadcrumb-link {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.breadcrumb-link:hover {
  color: var(--grape);
  border-bottom-color: var(--gold);
}

/* ---------- 摘要卡 ---------- */

.summary-card {
  position: relative;
  background: var(--paper-white);
  border: 1px solid var(--hairline);
  padding: 18px 22px 18px 26px;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.7;
}

.summary-card::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 4px;
  background: var(--grape);
}

.summary-card__conclusion {
  margin: 0 0 0.4em;
  font-weight: 700;
  color: var(--ink);
}

.summary-card__audience {
  margin: 0;
  font-size: 14px;
  color: var(--ink-soft);
}

.summary-card__next {
  margin: 0.5em 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--grape);
}

/* ---------- 标签 ---------- */

.tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border: 1px solid var(--pine-soft);
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--pine);
  background: transparent;
}

.tag--gold {
  border-color: var(--gold);
  color: #8A6A20;
}

.tag--alert {
  border-color: var(--coral);
  color: var(--coral);
  background: rgba(223, 98, 57, 0.08);
  font-weight: 700;
}

/* ---------- 图片容器 ---------- */

.media-frame {
  position: relative;
  margin: 0;
  padding: 20px;
  background: var(--paper-white);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.media-frame::before,
.media-frame::after {
  content: "";
  position: absolute;
  top: 16px;
  bottom: 16px;
  width: 1px;
  background: var(--ink);
}

.media-frame::before { left: 0; }
.media-frame::after { right: 0; }

.media-frame__body {
  margin: 0;
  overflow: hidden;
  background: var(--fog);
  border: 1px solid var(--hairline);
}

.media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--fog);
}

.media-frame__caption {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--hairline);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--grape-soft);
}

/* ---------- 章节锚点目录 ---------- */

.toc {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.toc-list {
  display: grid;
  gap: 2px;
  list-style: none;
}

.toc-item { margin: 0; }

.toc-link {
  display: block;
  padding: 7px 10px;
  border-left: 2px solid transparent;
  color: var(--ink-soft);
  text-decoration: none;
  transition: color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              background-color var(--dur) var(--ease);
}

.toc-link:hover {
  color: var(--grape);
  border-left-color: var(--gold);
}

.toc-link[data-current="true"] {
  color: var(--grape);
  border-left-color: var(--grape);
  background: rgba(74, 42, 107, 0.06);
  font-weight: 700;
}

/* ==========================================================================
   页头
   ========================================================================== */

.skip-link {
  position: absolute;
  top: 0;
  left: -9999px;
  z-index: 200;
  padding: 12px 18px;
  background: var(--grape);
  color: var(--paper-white);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.skip-link:focus {
  left: 12px;
  top: 12px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  padding-top: clamp(8px, 1.2vw, 14px);
  transition: padding-top var(--dur) var(--ease);
}

.site-header[data-compact] {
  padding-top: 6px;
}

.header-shell {
  width: 100%;
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.header-bar {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 10px;
  padding: 10px 12px 10px 14px;
  background: rgba(246, 239, 226, 0.96);
  border: 1px solid var(--ink);
  transition: padding var(--dur) var(--ease),
              background-color var(--dur) var(--ease);
}

@supports (backdrop-filter: blur(8px)) {
  .header-bar {
    background: rgba(246, 239, 226, 0.88);
    backdrop-filter: blur(8px);
  }
}

.site-header[data-compact] .header-bar {
  padding-block: 6px;
}

/* 品牌 */
.brand {
  order: 1;
  display: flex;
  flex: 0 0 auto;
  flex-direction: column;
  gap: 3px;
  text-decoration: none;
  color: var(--ink);
}

.brand-mark {
  display: inline-flex;
  align-items: baseline;
  align-self: flex-start;
  padding: 6px 11px;
  background: var(--grape);
  color: var(--paper-white);
  font-size: 16px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  transition: background-color var(--dur) var(--ease);
}

.brand:hover .brand-mark {
  background: var(--pine);
}

.brand-mark__amg {
  margin-left: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.4;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  white-space: nowrap;
}

/* 导航胶囊 */
.header-nav {
  order: 2;
  display: flex;
  margin-left: clamp(8px, 1.6vw, 22px);
  margin-right: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  list-style: none;
  background: rgba(255, 252, 245, 0.7);
  border: 1px solid var(--hairline);
  border-radius: 999px;
}

.nav-item { margin: 0; }

.nav-link {
  display: block;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  transition: background-color var(--dur) var(--ease),
              color var(--dur) var(--ease);
}

.nav-link:hover {
  background: var(--fog);
  color: var(--grape);
}

.nav-link[aria-current="page"] {
  background: var(--grape);
  color: var(--paper-white);
}

.nav-link[aria-current="page"]:hover {
  background: var(--pine);
  color: var(--paper-white);
}

/* 工具区 */
.header-tools {
  order: 3;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

/* 移动菜单按钮 */
.nav-toggle {
  order: 4;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  width: 40px;
  height: 36px;
  padding: 0;
  background: var(--paper-white);
  border: 1px solid var(--ink);
  border-radius: 0;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 16px;
  height: 1.5px;
  margin: 2.5px 0;
  background: var(--ink);
  transition: transform var(--dur) var(--ease),
              opacity var(--dur) var(--ease);
}

.header-bar[data-open] .nav-toggle-bar:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.header-bar[data-open] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.header-bar[data-open] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* 检索 */
.search-panel {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input {
  width: clamp(170px, 20vw, 270px);
  padding: 8px 12px;
  background: var(--paper-white);
  border: 1px solid var(--hairline);
  border-radius: 0;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.4;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}

.search-input::placeholder {
  color: rgba(34, 29, 26, 0.45);
}

.search-input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: inset 0 -2px 0 var(--gold);
}

.search-hint {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 30;
  width: min(340px, calc(100vw - 32px));
  padding: 14px;
  background: var(--paper-white);
  border: 1px solid var(--ink);
  box-shadow: 0 16px 34px rgba(34, 29, 26, 0.14);
  animation: hint-in 120ms var(--ease);
}

.search-hint[hidden] {
  display: none;
}

@keyframes hint-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.search-hint__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--grape-soft);
}

.search-keyword-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
}

.search-keyword {
  display: inline-block;
  padding: 3px 8px;
  border: 1px solid rgba(18, 59, 50, 0.35);
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.03em;
  color: var(--pine);
  text-decoration: none;
  transition: background-color var(--dur) var(--ease),
              color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}

.search-keyword:hover {
  background: var(--pine);
  border-color: var(--pine);
  color: var(--paper-white);
}

.search-results {
  list-style: none;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--hairline);
  display: grid;
  gap: 2px;
}

.search-results:empty {
  display: none;
  margin: 0;
  padding: 0;
  border: 0;
}

.search-result {
  display: block;
  padding: 6px 8px;
  color: var(--ink);
  text-decoration: none;
  transition: background-color var(--dur) var(--ease);
}

.search-result:hover,
.search-result:focus-visible {
  background: var(--fog);
}

.search-result__title {
  display: block;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.5;
}

.search-result__meta {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--grape-soft);
}

.search-empty {
  padding: 4px 8px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* CTA */
.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border: 1px solid var(--gold);
  border-radius: 0;
  background: transparent;
  color: var(--pine);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.02em;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color var(--dur) var(--ease),
              color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}

.header-cta:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

/* 进度轨 */
.scroll-rail {
  position: relative;
  height: 2px;
  margin-top: -1px;
  background: rgba(34, 29, 26, 0.12);
  overflow: hidden;
}

.scroll-rail__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--grape), var(--gold));
  transition: width 120ms linear;
}

/* ==========================================================================
   页脚
   ========================================================================== */

.site-footer {
  position: relative;
  padding-top: clamp(40px, 6vw, 72px);
  background: var(--pine);
  color: var(--paper-white);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: repeating-linear-gradient(
    90deg,
    var(--gold) 0 1px,
    transparent 1px 24px
  );
}

.footer-inner {
  padding-bottom: 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.6fr;
  gap: clamp(24px, 4vw, 56px);
  padding-bottom: clamp(28px, 4vw, 48px);
}

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

.footer-col--brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-brand {
  align-self: flex-start;
  text-decoration: none;
}

.footer-mark {
  display: inline-block;
  padding: 7px 12px;
  background: var(--paper-white);
  color: var(--pine);
  font-size: 16px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  transition: background-color var(--dur) var(--ease),
              color var(--dur) var(--ease);
}

.footer-brand:hover .footer-mark {
  background: var(--gold);
  color: var(--ink);
}

.footer-mark__amg {
  margin-left: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--grape);
}

.footer-tagline {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 252, 245, 0.72);
}

.footer-icp {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(255, 252, 245, 0.55);
}

.footer-heading {
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(201, 162, 74, 0.45);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.footer-list {
  list-style: none;
  display: grid;
  gap: 8px;
}

.footer-link {
  display: inline-block;
  padding-block: 1px;
  border-bottom: 1px solid transparent;
  color: rgba(255, 252, 245, 0.86);
  font-size: 14px;
  line-height: 1.6;
  text-decoration: none;
  transition: color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}

.footer-link:hover {
  color: var(--paper-white);
  border-bottom-color: var(--gold);
}

.footer-list--contact {
  gap: 10px;
}

.footer-contact-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  font-size: 13px;
  line-height: 1.65;
}

.footer-contact-key {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--gold);
  padding-top: 3px;
}

.footer-contact-value {
  color: rgba(255, 252, 245, 0.88);
  overflow-wrap: anywhere;
}

.footer-base {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(201, 162, 74, 0.35);
}

.footer-legal,
.footer-contact-line {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  line-height: 1.8;
  color: rgba(255, 252, 245, 0.62);
}

.footer-note {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.8;
  color: rgba(255, 252, 245, 0.5);
}

/* ==========================================================================
   响应式
   ========================================================================== */

@media (max-width: 1080px) {
  .brand-sub { display: none; }
  .nav-link { padding: 7px 11px; font-size: 13px; }
  .search-input { width: clamp(150px, 18vw, 210px); }
  .header-cta { padding: 8px 12px; font-size: 12px; }
}

@media (max-width: 900px) {
  html { scroll-padding-top: 150px; }

  .header-bar {
    flex-wrap: wrap;
    row-gap: 10px;
  }

  .brand { order: 1; }

  .nav-toggle {
    order: 2;
    display: flex;
    margin-left: auto;
  }

  .header-tools {
    order: 3;
    flex: 1 1 100%;
    margin-left: 0;
  }

  .search-panel { flex: 1 1 160px; }

  .search-input { width: 100%; }

  .search-hint {
    right: auto;
    left: 0;
    width: min(100%, 340px);
  }

  .header-nav {
    order: 4;
    display: none;
    flex: 1 1 100%;
    margin: 0;
  }

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

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0;
    background: transparent;
    border: 0;
    border-radius: 0;
  }

  .nav-link {
    padding: 11px 10px;
    border-radius: 0;
    border-bottom: 1px solid var(--ink-faint);
    font-size: 15px;
  }

  .nav-link[aria-current="page"] {
    border-radius: 0;
    padding-left: 14px;
  }

  .nav-item:last-child .nav-link {
    border-bottom: 0;
  }

  .grid,
  .grid--7-5,
  .grid--8-4 {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-col--brand,
  .footer-col--contact {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  .header-cta { flex: 1 1 100%; }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-base {
    flex-direction: column;
    align-items: flex-start;
  }

  .media-frame { padding: 16px; }
}

@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;
    scroll-behavior: auto !important;
  }
}