/* ============================================
   轻果工单官网 — Brand Book + PPT aligned
   Colors: #0059ff / #07b2fa / #86eafa / #55faf4 / #333
   Slogan: 轻捷方案，果敢执行
   Font: 思源黑体 Noto Sans SC
   ============================================ */

:root {
  --blue: #0059ff;
  --cyan: #07b2fa;
  --aqua-soft: #86eafa;
  --aqua: #55faf4;
  --ink: #333333;
  --ink-2: #4a5560;
  --ink-3: #6b7580;
  --canvas: #f5f8fc;
  --surface: #ffffff;
  --brand-grad: linear-gradient(120deg, #0059ff 0%, #07b2fa 55%, #55faf4 100%);
  --shell: 1320px;
  --header: 80px;
  --font: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 0;
  scroll-snap-type: y mandatory;
  height: 100%;
}

body {
  margin: 0;
  height: 100%;
  font-family: var(--font);
  font-size: 17px;
  color: var(--ink);
  background: var(--canvas);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.shell {
  width: min(100% - 64px, var(--shell));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: var(--header);
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(245, 248, 252, 0.88);
  backdrop-filter: blur(14px);
  box-shadow: 0 8px 24px rgba(0, 89, 255, 0.05);
}

.header-bar {
  height: var(--header);
  display: flex;
  align-items: center;
  gap: 24px;
}

.logo img {
  width: 148px;
}

.nav {
  display: flex;
  gap: 6px;
  margin-left: auto;
}

.nav a {
  padding: 10px 14px;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink-2);
  transition: color 0.2s;
}

.nav a:hover,
.nav a.is-active {
  color: var(--blue);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 18px;
}

.link-quiet {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink-2);
}

.link-quiet:hover {
  color: var(--blue);
}

.menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  margin-left: auto;
  padding: 10px;
}

.menu-btn i {
  display: block;
  height: 1.5px;
  background: var(--ink);
  margin: 7px 0;
  transition: 0.25s var(--ease);
}

.menu-btn.is-open i:first-child {
  transform: translateY(4.25px) rotate(45deg);
}

.menu-btn.is-open i:last-child {
  transform: translateY(-4.25px) rotate(-45deg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  transition: transform 0.2s var(--ease), opacity 0.2s, background 0.2s, box-shadow 0.2s;
}

.header-cta .btn {
  min-height: 46px;
  padding: 0 22px;
  font-size: 16px;
}

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

.btn-brand {
  color: #fff;
  background: var(--brand-grad);
  background-size: 140% 140%;
  box-shadow: 0 8px 20px rgba(0, 89, 255, 0.22);
}

.btn-brand:hover {
  opacity: 0.95;
}

.btn-soft {
  background: rgba(0, 89, 255, 0.08);
  color: var(--blue);
}

.btn-soft:hover {
  background: rgba(0, 89, 255, 0.14);
}

.btn-light {
  background: #fff;
  color: var(--blue);
}

.btn-ghost-light {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.2);
}

.btn-lg {
  min-height: 52px;
  padding: 0 26px;
  font-size: 16px;
}

/* Hero */
.hero {
  position: relative;
  height: 100vh;
  height: 100svh;
  min-height: 100vh;
  min-height: 100svh;
  padding-top: calc(var(--header) + 36px);
  padding-bottom: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  box-sizing: border-box;
}

.hero-atmosphere {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 80% 55% at 50% -5%, rgba(0, 89, 255, 0.16), transparent 60%),
    radial-gradient(ellipse 45% 40% at 95% 25%, rgba(7, 178, 250, 0.18), transparent 55%),
    radial-gradient(ellipse 35% 35% at 5% 70%, rgba(85, 250, 244, 0.14), transparent 50%),
    linear-gradient(180deg, #e8f1ff 0%, var(--canvas) 55%, #f5f8fc 100%);
}

.hero-atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 89, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 89, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.45), transparent 75%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 780px;
  margin-inline: auto;
  padding-bottom: 0;
  flex-shrink: 0;
}

.hero-brand {
  margin: 0 0 14px;
  font-size: clamp(46px, 7vw, 76px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  background: var(--brand-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-slogan {
  margin: 0 0 18px;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.28em;
  color: var(--cyan);
}

.hero-title {
  margin: 0 auto 16px;
  max-width: 18em;
  font-size: clamp(22px, 2.7vw, 32px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.4;
  color: var(--ink);
}

.hero-desc {
  margin: 0 auto 28px;
  max-width: 38em;
  font-size: 16px;
  color: var(--ink-2);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-stage {
  position: relative;
  z-index: 1;
  margin-top: clamp(28px, 4vh, 48px);
  width: min(100%, 1280px);
  margin-inline: auto;
  padding: 0 24px;
  flex: 0 1 auto;
  animation: stageIn 1.1s var(--ease) 0.1s both;
}

.hero-stage img {
  width: 100%;
  max-height: min(48vh, 520px);
  object-fit: cover;
  object-position: top center;
  border-radius: 14px 14px 0 0;
  background: var(--surface);
}

@keyframes stageIn {
  from {
    opacity: 0;
    transform: translateY(36px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* Sections — ~99% content height (previous 90% +10%) */
.section {
  height: 100vh;
  height: 100svh;
  min-height: 100vh;
  min-height: 100svh;
  padding: calc(var(--header) + 12px) 0 16px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-sizing: border-box;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  overflow: hidden;
}

.section > .shell {
  width: min(100% - 64px, var(--shell));
  flex: 0 1 auto;
  height: auto;
  max-height: 99vh;
  max-height: 99svh;
  min-height: 0;
  overflow: hidden;
}

.customers > .shell {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 40px;
}

.customers > .shell .sec-head {
  margin-bottom: 0;
}

.sec-head {
  max-width: 700px;
  margin: 0 auto 44px;
  text-align: center;
  flex-shrink: 0;
}

.sec-head.compact {
  max-width: none;
  margin: 0 0 24px;
  text-align: left;
}

.sec-head.compact h2 {
  font-size: clamp(24px, 2.8vw, 32px);
  margin-bottom: 8px;
}

.sec-head.compact .lede {
  font-size: 15px;
  line-height: 1.65;
}

.sec-head.inline {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  text-align: left;
  max-width: none;
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.sec-head h2,
.modules-copy h2,
.access-copy h2,
.contact-copy h2 {
  margin: 0 0 12px;
  font-size: clamp(28px, 3.6vw, 40px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.lede {
  margin: 0;
  font-size: 18px;
  color: var(--ink-2);
  line-height: 1.8;
}

/* Metrics */
.metric-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px 36px;
}

.metric strong {
  display: block;
  margin-bottom: 8px;
  font-size: clamp(34px, 4.2vw, 48px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  background: var(--brand-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.metric strong span {
  font-size: 0.45em;
  font-weight: 700;
  margin-left: 2px;
}

.metric p {
  margin: 0;
  font-size: 16px;
  color: var(--ink-2);
}

/* Values + Process (merged screen) */
.product {
  background: var(--canvas);
}

.product-process {
  display: flex;
  flex-direction: column;
  gap: 44px;
  max-height: 100%;
}

.product-block,
.process-block {
  display: flex;
  flex-direction: column;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.value {
  padding: 36px 28px;
  background: var(--surface);
  border-radius: 14px;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.value:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(0, 89, 255, 0.08);
}

.value-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.value-tag {
  flex-shrink: 0;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  background: var(--brand-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.value h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.value p {
  margin: 0;
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.65;
}

.process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.process-list li {
  padding: 36px 28px;
  background: var(--surface);
  border-radius: 14px;
}

.process-list span {
  display: block;
  margin-bottom: 12px;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  background: var(--brand-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.process-list h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.process-list p {
  margin: 0;
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.65;
}

/* Modules */
.modules {
  background:
    radial-gradient(ellipse 60% 50% at 90% 20%, rgba(7, 178, 250, 0.1), transparent 55%),
    var(--canvas);
}

.modules-shell {
  display: flex;
  flex-direction: column;
  max-height: 100%;
}

.modules-shell > .sec-head {
  margin-bottom: 44px;
}

.modules-body {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 52px 60px;
  align-items: center;
}

.module-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px 24px;
}

.module-cards li {
  padding: 36px 30px;
  background: var(--surface);
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.module-cards li:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(0, 89, 255, 0.08);
}

.module-cards strong {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.module-cards span {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.65;
}

.modules-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.modules-visual img {
  width: min(100%, 420px);
  animation: floatSoft 6s ease-in-out infinite;
}

@keyframes floatSoft {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Customers — 案例 + 数据 + 合作品牌 */
.customers {
  background: var(--surface);
}

.customers-metrics {
  margin-bottom: 0;
  flex-shrink: 0;
}

.customer-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px 40px;
}

.customer img {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 50%;
  margin-bottom: 14px;
}

.customer h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
}

.customer p {
  margin: 0;
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.65;
}

.partners-wall {
  margin-top: 0;
  padding-top: 8px;
  flex-shrink: 0;
}

.partners-label {
  margin: 0 0 16px;
  text-align: center;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--ink-3);
}

.trust-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 14px 28px;
}

.trust-logos img {
  height: 26px;
  width: auto;
  opacity: 0.5;
  filter: grayscale(1);
  transition: 0.25s;
}

.trust-logos img:hover {
  opacity: 0.95;
  filter: none;
}

/* Access + Contact (merged) */
.access {
  background: var(--canvas);
}

.access-contact {
  display: flex;
  flex-direction: column;
  gap: 40px;
  max-height: 100%;
}

.access-panel {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 48px;
  align-items: center;
  padding: 62px 60px;
  border-radius: 18px;
  color: #fff;
  background: var(--brand-grad);
  background-size: 160% 160%;
}

.access-panel .eyebrow {
  color: rgba(255, 255, 255, 0.7);
}

.access-panel h2,
.access-panel .lede {
  color: #fff;
}

.access-panel .lede {
  opacity: 0.88;
}

.spec {
  display: flex;
  gap: 40px;
  margin: 28px 0;
}

.spec dt {
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.65;
}

.spec dd {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.access-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.access-codes {
  display: flex;
  gap: 18px;
  justify-content: flex-end;
}

.access-codes figure,
.contact-qr {
  margin: 0;
  text-align: center;
}

.access-codes img,
.contact-qr img {
  width: 120px;
  background: #fff;
  padding: 8px;
  border-radius: 10px;
}

.access-codes figcaption {
  margin-top: 10px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.75);
}

/* Journal */
.journal {
  background:
    radial-gradient(ellipse 50% 60% at 0% 0%, rgba(0, 89, 255, 0.06), transparent 55%),
    var(--surface);
}

.journal-layout {
  display: grid;
  grid-template-columns: minmax(240px, 300px) minmax(0, 1fr);
  gap: 40px 48px;
  align-items: center;
  max-height: 100%;
}

.journal-aside {
  align-self: start;
}

.journal-aside h2 {
  margin: 0 0 14px;
  font-size: clamp(28px, 3.6vw, 40px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.journal-aside .lede {
  margin-bottom: 22px;
  font-size: 15px;
}

.journal-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.journal-tabs button {
  min-height: 40px;
  padding: 0 16px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-3);
  background: rgba(12, 18, 34, 0.04);
  transition: background 0.2s, color 0.2s;
}

.journal-tabs button.is-on {
  color: #fff;
  background: var(--brand-grad);
}

.journal-more {
  display: inline-flex;
  font-size: 15px;
  font-weight: 600;
  color: var(--blue);
}

.journal-more:hover {
  color: #0046d6;
}

.journal-panel {
  background: var(--canvas);
  border-radius: 16px;
  padding: 10px 8px;
}

.journal-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: journal;
  max-height: none;
  overflow: visible;
}

.journal-list li {
  display: none;
}

.journal-list li:not([hidden]) {
  display: list-item;
  list-style: none;
  counter-increment: journal;
}

.journal-list a {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 10px;
  transition: background 0.2s, transform 0.2s var(--ease);
}

.journal-list a::before {
  content: counter(journal, decimal-leading-zero);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.journal-list a span {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.45;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.journal-list a time {
  flex-shrink: 0;
  font-size: 13px;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.journal-list a:hover {
  background: var(--surface);
}

.journal-list a:hover span {
  color: var(--blue);
}

.journal-list li:first-child a {
  background: var(--surface);
}

.journal-list li:first-child a span {
  font-weight: 600;
}

/* Contact (within access) */
.contact-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 40px;
  align-items: center;
  padding: 4px 4px 0;
}

.contact-meta {
  margin-top: 28px;
}

.contact-meta p {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 10px;
  margin: 0 0 14px;
  font-size: 16px;
}

.contact-meta span {
  color: var(--ink-3);
}

.contact-meta a:hover {
  color: var(--blue);
}

.contact-qr {
  justify-self: end;
}

.contact-qr img {
  width: 140px;
}

.contact-qr figcaption {
  margin-top: 10px;
  font-size: 12px;
  color: var(--ink-3);
}

/* Footer */
.site-footer {
  background: #0a1a3a;
  color: rgba(255, 255, 255, 0.58);
  padding: 48px 0;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 28px;
  align-items: flex-end;
}

.footer-logo {
  width: 120px;
  margin-bottom: 12px;
}

.footer-slogan {
  margin: 0 0 14px;
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--aqua-soft);
}

.footer-copy {
  margin: 0;
  font-size: 12px;
  line-height: 1.8;
  max-width: 420px;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.footer-nav a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.72);
}

.footer-nav a:hover {
  color: #fff;
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

.reveal.d1 {
  transition-delay: 0.07s;
}
.reveal.d2 {
  transition-delay: 0.14s;
}
.reveal.d3 {
  transition-delay: 0.21s;
}
.reveal.d4 {
  transition-delay: 0.28s;
}

/* Responsive */
@media (max-width: 960px) {
  html {
    scroll-snap-type: none;
  }

  .menu-btn {
    display: block;
  }

  .hero {
    padding-top: calc(var(--header) + 48px);
    height: auto;
    min-height: auto;
    scroll-snap-align: none;
  }

  .hero-stage {
    margin-top: 48px;
  }

  .hero-stage img {
    max-height: none;
    object-fit: contain;
  }

  .nav,
  .header-cta {
    display: none;
  }

  .site-header.is-open {
    height: auto;
    background: rgba(245, 248, 252, 0.96);
    backdrop-filter: blur(14px);
  }

  .site-header.is-open .header-bar {
    flex-wrap: wrap;
    height: auto;
    padding-bottom: 16px;
  }

  .site-header.is-open .nav,
  .site-header.is-open .header-cta {
    display: flex;
    width: 100%;
    flex-basis: 100%;
  }

  .site-header.is-open .nav {
    flex-direction: column;
    margin: 8px 0 0;
  }

  .site-header.is-open .header-cta {
    flex-direction: column;
    align-items: stretch;
    margin-top: 8px;
  }

  .metric-row,
  .value-grid,
  .process-list,
  .modules-body,
  .module-cards,
  .customer-row,
  .access-panel,
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }

  .modules-body,
  .access-panel,
  .contact-grid,
  .value-grid,
  .process-list {
    grid-template-columns: 1fr;
  }

  .access-panel {
    padding: 36px 28px;
  }

  .access-codes,
  .contact-qr {
    justify-content: flex-start;
    justify-self: start;
  }

  .sec-head.inline {
    flex-direction: column;
    align-items: flex-start;
  }

  .journal-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .journal-aside {
    position: static;
  }

  .journal-list {
    max-height: none;
  }

  .journal-list a {
    grid-template-columns: 32px 1fr;
    gap: 10px 12px;
  }

  .journal-list a time {
    grid-column: 2;
  }

  .journal-list a span {
    white-space: normal;
  }

  .section {
    height: auto;
    min-height: 0;
    max-height: none;
    padding: 80px 0;
    overflow: visible;
    scroll-snap-align: none;
  }

  .section > .shell {
    height: auto;
    max-height: none;
    overflow: visible;
  }

  .customers > .shell,
  .product-process,
  .access-contact {
    justify-content: flex-start;
    height: auto;
  }

  .sec-head {
    margin-bottom: 40px;
  }

  .sec-head.compact {
    text-align: center;
  }

  .product-process {
    gap: 56px;
  }

  .value-row,
  .process-list,
  .customer-row,
  .metric-row {
    gap: 28px;
  }

  .value-grid {
    gap: 16px;
  }

  .value {
    padding: 28px 24px;
  }

  .site-footer {
    scroll-snap-align: none;
  }
}

@media (max-width: 640px) {
  .shell {
    width: min(100% - 28px, var(--shell));
  }

  .hero-brand {
    font-size: 42px;
  }

  .hero-slogan {
    letter-spacing: 0.16em;
  }

  .metric-row,
  .value-grid,
  .value-row,
  .process-list {
    grid-template-columns: 1fr;
  }

  .module-cards {
    grid-template-columns: 1fr;
  }

  .spec {
    flex-direction: column;
    gap: 14px;
  }

  .journal-list a {
    grid-template-columns: 28px 1fr;
    padding: 14px 12px;
  }

  .journal-panel {
    padding: 8px;
  }

  .contact-meta p {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
    scroll-snap-type: none;
  }

  .reveal,
  .hero-stage,
  .modules-visual img {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}