/* ═══════════════════════════════════════════════
   老友俱乐汇官网 · 暖纸编辑风 × 数据仪表质感
   ═══════════════════════════════════════════════ */

:root {
  --paper: #f7f2e8;
  --paperDeep: #efe7d6;
  --card: #fffdf8;
  --ink: #1b2430;
  --inkSoft: #5a6472;
  --line: #e2d9c6;
  --vermilion: #bf4028;
  --vermilionDeep: #a03220;
  --amber: #d9a441;
  --jade: #2f6d5a;
  --night: #131b27;
  --nightSoft: #1d2836;
  --serif: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
  --sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --shadowUp: 0 18px 44px -18px rgba(27, 36, 48, 0.22);
  --radiusL: 18px;
  --radiusM: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* 纸面颗粒 */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0.55 0 0 0 0 0.5 0 0 0 0 0.42 0 0 0 0.05 0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

h1, h2, h3, .brandName { font-family: var(--serif); }

::selection { background: var(--vermilion); color: #fff; }

/* ─────────── 顶部导航 ─────────── */
.siteNav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 14px 5vw;
  background: rgba(247, 242, 232, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.brandMark { display: flex; align-items: center; gap: 12px; margin-right: auto; }
.brandSeal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--vermilion);
  color: #fff;
  font-family: var(--serif);
  font-weight: 900;
  font-size: 15px;
  letter-spacing: 1px;
  box-shadow: 3px 3px 0 var(--ink);
}
.brandName { font-size: 20px; font-weight: 700; line-height: 1.2; }
.brandName em {
  display: block;
  font-family: var(--sans);
  font-style: normal;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 2.5px;
  color: var(--inkSoft);
}
.navLinks { display: flex; gap: 26px; font-size: 15px; }
.navLinks a { position: relative; padding: 4px 0; color: var(--inkSoft); transition: color 0.25s; }
.navLinks a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--vermilion);
  transition: width 0.3s;
}
.navLinks a:hover { color: var(--ink); }
.navLinks a:hover::after { width: 100%; }
.navCta {
  padding: 9px 22px;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  font-size: 14px;
  transition: background 0.25s, transform 0.25s;
}
.navCta:hover { background: var(--vermilion); transform: translateY(-1px); }
.navToggle { display: none; }

/* ─────────── Hero ─────────── */
.heroSection {
  position: relative;
  z-index: 1;
  padding: 72px 5vw 40px;
  max-width: 1280px;
  margin: 0 auto;
}
.heroEyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  letter-spacing: 3px;
  color: var(--inkSoft);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 18px;
  background: var(--card);
}
.sealDot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--vermilion);
  box-shadow: 0 0 0 4px rgba(191, 64, 40, 0.16);
}
.heroTitle {
  margin: 30px 0 26px;
  font-size: clamp(42px, 6.4vw, 84px);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: 1px;
}
.heroTitle span { display: block; }
.heroTitle b { color: var(--jade); font-weight: 900; }
.heroTitle b.toneRed { color: var(--vermilion); position: relative; }
.heroTitle b.toneRed::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 6px;
  height: 12px;
  background: rgba(217, 164, 65, 0.45);
  z-index: -1;
}
.heroLead {
  max-width: 720px;
  font-size: 17px;
  color: var(--inkSoft);
  font-weight: 300;
}
.heroActions { display: flex; gap: 16px; margin: 34px 0 48px; flex-wrap: wrap; }
.btnPrimary, .btnGhost {
  padding: 14px 34px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 500;
  transition: transform 0.25s, box-shadow 0.25s, background 0.25s;
}
.btnPrimary {
  background: var(--vermilion);
  color: #fff;
  box-shadow: 4px 4px 0 var(--ink);
}
.btnPrimary:hover { background: var(--vermilionDeep); transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--ink); }
.btnGhost { border: 1.5px solid var(--ink); }
.btnGhost:hover { background: var(--ink); color: #fff; }
.heroMetrics {
  display: flex;
  gap: 0;
  border-top: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  max-width: 760px;
}
.metricCell {
  flex: 1;
  padding: 18px 8px 14px;
  text-align: center;
}
.metricCell + .metricCell { border-left: 1px solid var(--line); }
.metricCell dt {
  font-family: var(--serif);
  font-size: 40px;
  font-weight: 900;
  color: var(--vermilion);
  line-height: 1.1;
}
.metricCell dd { font-size: 13px; color: var(--inkSoft); letter-spacing: 1px; }
.heroFigure {
  margin-top: 52px;
  position: relative;
  border-radius: var(--radiusL);
  overflow: hidden;
  box-shadow: var(--shadowUp);
}
.heroFigure img { width: 100%; aspect-ratio: 21 / 9; object-fit: cover; }
.heroFigure figcaption {
  position: absolute;
  left: 18px;
  bottom: 18px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(19, 27, 39, 0.72);
  color: #f3ead8;
  font-size: 13px;
  backdrop-filter: blur(6px);
}

/* ─────────── 服务对象条 ─────────── */
.audienceStrip {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  flex-wrap: wrap;
  padding: 22px 5vw;
  background: var(--ink);
  color: #e9e0cd;
  font-size: 14px;
}
.audienceStrip span { letter-spacing: 2px; color: var(--amber); }
.audienceStrip ul { display: flex; gap: 12px; flex-wrap: wrap; }
.audienceStrip li {
  padding: 5px 18px;
  border: 1px solid rgba(233, 224, 205, 0.35);
  border-radius: 999px;
}

/* ─────────── 通用 section ─────────── */
.sectionBlock {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 96px 5vw 30px;
}
.sectionBlock.tonePaper { max-width: none; background: var(--paperDeep); }
.sectionBlock.tonePaper > * { max-width: 1280px; margin-left: auto; margin-right: auto; }
.sectionHead { text-align: center; margin-bottom: 56px; position: relative; }
.sectionHead.alignLeft { text-align: left; margin-bottom: 26px; }
.sectionIndex {
  display: inline-block;
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--vermilion);
  border: 1.5px solid var(--vermilion);
  border-radius: 999px;
  padding: 4px 16px;
  margin-bottom: 18px;
}
.sectionHead h2 { font-size: clamp(30px, 4vw, 46px); font-weight: 900; letter-spacing: 1px; }
.sectionHead h2 em { font-style: normal; color: var(--vermilion); }
.sectionHead p { margin-top: 12px; color: var(--inkSoft); font-size: 16px; }

/* ─────────── 01 痛点 ─────────── */
.painGrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.painCard {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radiusL);
  padding: 40px 30px 32px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.painCard:hover { transform: translateY(-6px); box-shadow: var(--shadowUp); }
.painNo {
  position: absolute;
  top: -20px;
  left: 26px;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  color: var(--amber);
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
  box-shadow: 3px 3px 0 rgba(191, 64, 40, 0.85);
}
.painCard h3 { font-size: 23px; margin-bottom: 10px; margin-top: 6px; }
.painCard p { color: var(--inkSoft); font-size: 15px; }

/* ─────────── 02 能力 ─────────── */
.capaGrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.capaCard {
  position: relative;
  background: var(--card);
  border-radius: var(--radiusL);
  border: 1px solid var(--line);
  padding: 34px 32px 28px 96px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.capaCard:hover { transform: translateY(-5px); box-shadow: var(--shadowUp); }
.capaKey {
  position: absolute;
  left: 28px;
  top: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--vermilion);
  color: #fff;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
}
.capaCard h3 { font-size: 22px; margin-bottom: 8px; }
.capaCard > p { color: var(--inkSoft); font-size: 15px; }
.capaCard ul { margin-top: 14px; display: flex; gap: 10px; flex-wrap: wrap; }
.capaCard li {
  font-size: 13px;
  color: var(--jade);
  background: rgba(47, 109, 90, 0.1);
  border-radius: 999px;
  padding: 4px 14px;
}

/* ─────────── 03 四端 ─────────── */
.termGrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.termCard {
  border-radius: var(--radiusL);
  padding: 34px 32px 26px;
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 6px solid var(--ink);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s, box-shadow 0.3s;
}
.termCard:hover { transform: translateY(-5px); box-shadow: var(--shadowUp); }
.termAdmin { border-top-color: var(--ink); }
.termElder { border-top-color: var(--vermilion); }
.termFamily { border-top-color: var(--amber); }
.termStaff { border-top-color: var(--jade); }
.termTag {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 2px;
  padding: 4px 14px;
  border-radius: 999px;
  background: var(--paperDeep);
  color: var(--inkSoft);
  margin-bottom: 14px;
}
.termCard h3 { font-size: 22px; margin-bottom: 10px; }
.termCard > p { color: var(--inkSoft); font-size: 15px; }
.termFeat { margin: 16px 0; }
.termFeat li {
  position: relative;
  padding: 7px 0 7px 22px;
  font-size: 14.5px;
  border-bottom: 1px dashed var(--line);
}
.termFeat li:last-child { border-bottom: none; }
.termFeat li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--vermilion);
}
.termFor {
  margin-top: auto;
  padding-top: 14px;
  font-size: 13px;
  color: var(--inkSoft);
  letter-spacing: 1px;
}

/* ─────────── 04 硬件 ─────────── */
.hwList { display: flex; flex-direction: column; gap: 0; border-top: 1.5px solid var(--ink); }
.hwRow {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  align-items: center;
  gap: 26px;
  padding: 26px 12px;
  border-bottom: 1px solid var(--line);
  transition: background 0.3s, padding-left 0.3s;
}
.hwRow:hover { background: var(--card); padding-left: 26px; }
.hwNo {
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 1.4px var(--vermilion);
}
.hwBody h3 { font-size: 20px; margin-bottom: 4px; }
.hwBody p { color: var(--inkSoft); font-size: 14.5px; }
.hwSpec {
  font-size: 12.5px;
  letter-spacing: 1px;
  color: var(--jade);
  border: 1px solid var(--jade);
  border-radius: 999px;
  padding: 5px 16px;
  white-space: nowrap;
}

/* ─────────── 05 数据闭环（暗色） ─────────── */
.loopSection {
  position: relative;
  z-index: 1;
  margin-top: 96px;
  padding: 90px 5vw 70px;
  background:
    radial-gradient(900px 420px at 85% -10%, rgba(191, 64, 40, 0.25), transparent 60%),
    radial-gradient(700px 380px at 5% 110%, rgba(217, 164, 65, 0.16), transparent 60%),
    var(--night);
  color: #e9e2d2;
}
.sectionHead.toneDark h2 { color: #f5eee0; }
.sectionHead.toneDark p { color: rgba(233, 226, 210, 0.62); }
.loopGrid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.loopCard {
  position: relative;
  border: 1px solid rgba(233, 226, 210, 0.14);
  background: var(--nightSoft);
  border-radius: var(--radiusM);
  padding: 28px 26px 24px;
  overflow: hidden;
  transition: transform 0.3s, border-color 0.3s;
}
.loopCard::before {
  content: '';
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--vermilion);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.35s;
}
.loopCard:hover { transform: translateY(-4px); border-color: rgba(217, 164, 65, 0.5); }
.loopCard:hover::before { transform: scaleY(1); }
.loopNo {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--amber);
  letter-spacing: 2px;
}
.loopCard h3 { font-size: 20px; margin: 8px 0 10px; color: #f5eee0; }
.loopFlow { font-size: 13.5px; color: rgba(233, 226, 210, 0.66); line-height: 1.8; }
.loopFoot {
  max-width: 1280px;
  margin: 40px auto 0;
  text-align: center;
  font-size: 14px;
  color: rgba(233, 226, 210, 0.55);
  border-top: 1px dashed rgba(233, 226, 210, 0.2);
  padding-top: 26px;
}

/* ─────────── 06 时光相册 ─────────── */
.albumSection {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 110px 5vw 40px;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 60px;
  align-items: center;
}
.albumLead { font-size: 16.5px; color: var(--inkSoft); }
.albumSteps { margin: 28px 0; counter-reset: step; }
.albumSteps li {
  position: relative;
  padding: 14px 0 14px 58px;
  border-bottom: 1px solid var(--line);
  font-size: 15.5px;
}
.albumSteps li:last-child { border-bottom: none; }
.albumSteps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 14px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--card);
  border: 1.5px solid var(--vermilion);
  color: var(--vermilion);
  font-family: var(--serif);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.albumSteps b { color: var(--vermilion); margin-right: 10px; font-family: var(--serif); }
.albumNote {
  background: var(--card);
  border-left: 4px solid var(--jade);
  border-radius: 0 var(--radiusM) var(--radiusM) 0;
  padding: 16px 20px;
  font-size: 14px;
  color: var(--inkSoft);
}
.albumNote b { color: var(--jade); }
.albumFigure {
  position: relative;
  border-radius: var(--radiusL);
  overflow: hidden;
  box-shadow: var(--shadowUp);
  transform: rotate(1.2deg);
  border: 10px solid var(--card);
}
.albumFigure img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.albumFigure figcaption {
  position: absolute;
  right: 14px;
  bottom: 14px;
  background: rgba(247, 242, 232, 0.92);
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 12.5px;
  color: var(--ink);
}

/* ─────────── 07 试点 ─────────── */
.pilotGrid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 26px;
}
.pilotFacts dl {
  background: var(--ink);
  color: #e9e2d2;
  border-radius: var(--radiusL);
  padding: 12px 34px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.pilotFacts dl > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 18px;
  padding: 17px 0;
  border-bottom: 1px dashed rgba(233, 226, 210, 0.2);
}
.pilotFacts dl > div:last-child { border-bottom: none; }
.pilotFacts dt { font-size: 14px; color: var(--amber); letter-spacing: 2px; white-space: nowrap; }
.pilotFacts dd { font-family: var(--serif); font-size: 17px; font-weight: 700; text-align: right; }
.pilotStages {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radiusL);
  padding: 30px 34px;
}
.pilotStages h3 { font-size: 20px; margin-bottom: 14px; }
.stageLine li {
  position: relative;
  padding: 13px 0 13px 96px;
  font-size: 15px;
  border-bottom: 1px dashed var(--line);
}
.stageLine li:last-child { border-bottom: none; }
.stageLine span {
  position: absolute;
  left: 0;
  top: 13px;
  font-family: var(--serif);
  font-weight: 900;
  color: var(--vermilion);
  font-size: 15px;
}

/* ─────────── 图集 ─────────── */
.galleryStrip {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 70px 5vw 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.galleryStrip figure {
  border-radius: var(--radiusM);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadowUp);
}
.galleryStrip img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; transition: transform 0.6s; }
.galleryStrip figure:hover img { transform: scale(1.05); }
.galleryStrip figcaption {
  position: absolute;
  left: 12px;
  bottom: 12px;
  background: rgba(19, 27, 39, 0.72);
  color: #f3ead8;
  font-size: 12.5px;
  padding: 6px 14px;
  border-radius: 999px;
  backdrop-filter: blur(6px);
}

/* ─────────── CTA ─────────── */
.ctaSection {
  position: relative;
  z-index: 1;
  margin-top: 80px;
  padding: 96px 5vw;
  background:
    radial-gradient(760px 360px at 50% 0%, rgba(217, 164, 65, 0.25), transparent 65%),
    var(--vermilion);
  color: #fff;
  text-align: center;
}
.ctaInner { max-width: 760px; margin: 0 auto; }
.ctaSection h2 { font-size: clamp(30px, 4.6vw, 52px); font-weight: 900; line-height: 1.35; }
.ctaSection h2 em { font-style: normal; color: var(--amber); }
.ctaSection p { margin: 20px auto 34px; color: rgba(255, 255, 255, 0.85); max-width: 560px; }
.ctaForm {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.ctaForm input {
  flex: 1 1 220px;
  max-width: 260px;
  padding: 14px 20px;
  border-radius: 999px;
  border: none;
  font-size: 15px;
  font-family: var(--sans);
  outline: none;
}
.ctaForm button {
  padding: 14px 34px;
  border-radius: 999px;
  border: none;
  background: var(--ink);
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: transform 0.25s, background 0.25s;
}
.ctaForm button:hover { transform: translateY(-2px); background: #000; }
.ctaTip { margin-top: 22px; font-size: 13.5px; color: rgba(255, 255, 255, 0.75); }
.ctaTip b { color: #fff; letter-spacing: 1px; }

/* ─────────── 页脚 ─────────── */
.siteFooter {
  position: relative;
  z-index: 1;
  background: var(--night);
  color: rgba(233, 226, 210, 0.75);
  padding: 60px 5vw 30px;
  display: grid;
  grid-template-columns: 1.2fr 1.6fr;
  gap: 40px;
}
.footBrand { display: flex; gap: 16px; align-items: flex-start; }
.footBrand b { font-family: var(--serif); font-size: 20px; color: #f5eee0; }
.footBrand p { font-size: 13px; margin-top: 6px; line-height: 1.9; }
.footCols { display: flex; gap: 60px; justify-content: flex-end; }
.footCols h4 { font-size: 14px; color: var(--amber); letter-spacing: 2px; margin-bottom: 12px; }
.footCols a { display: block; font-size: 14px; padding: 5px 0; transition: color 0.25s; }
.footCols a:hover { color: #fff; }
.footCopy {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(233, 226, 210, 0.12);
  padding-top: 22px;
  font-size: 12.5px;
  text-align: center;
  color: rgba(233, 226, 210, 0.4);
}

/* ─────────── 滚动渐入 ─────────── */
.revealItem {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.22, 0.8, 0.3, 1), transform 0.7s cubic-bezier(0.22, 0.8, 0.3, 1);
  transition-delay: var(--revealDelay, 0s);
}
.revealItem.isVisible { opacity: 1; transform: none; }

/* ─────────── 响应式 ─────────── */
@media (max-width: 1024px) {
  .navLinks { display: none; }
  .navToggle {
    display: inline-flex;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
  }
  .navToggle span { width: 24px; height: 2px; background: var(--ink); transition: transform 0.3s, opacity 0.3s; }
  .siteNav.menuOpen .navToggle span:first-child { transform: translateY(4px) rotate(45deg); }
  .siteNav.menuOpen .navToggle span:last-child { transform: translateY(-4px) rotate(-45deg); }
  .siteNav.menuOpen .navLinks {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 10px 5vw 18px;
  }
  .siteNav.menuOpen .navLinks a { padding: 12px 0; border-bottom: 1px dashed var(--line); }
  .painGrid, .capaGrid, .termGrid, .loopGrid, .pilotGrid, .galleryStrip { grid-template-columns: 1fr; }
  .albumSection { grid-template-columns: 1fr; gap: 40px; padding-top: 80px; }
  .heroMetrics { flex-wrap: wrap; }
  .metricCell { flex: 1 1 40%; }
  .hwRow { grid-template-columns: 60px 1fr; }
  .hwSpec { display: none; }
  .siteFooter { grid-template-columns: 1fr; }
  .footCols { justify-content: flex-start; flex-wrap: wrap; gap: 36px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .revealItem { opacity: 1; transform: none; transition: none; }
}