/* ==========================================================================
   pages.css — 内页与行业/服务组件
   ========================================================================== */

/* ---------- 1. 浅色行业区 ---------- */
.section--paper {
  color: var(--paper-ink);
  background:
    radial-gradient(1100px 600px at 88% -10%, rgba(90, 155, 255, 0.16), transparent 62%),
    radial-gradient(900px 500px at 0% 110%, rgba(67, 232, 208, 0.13), transparent 62%),
    linear-gradient(180deg, #f3f6fb 0%, var(--paper) 45%, #e8edf5 100%);
  border-block: 1px solid rgba(10, 20, 36, 0.06);
  overflow: hidden;
}

.section--paper::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(10, 20, 36, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10, 20, 36, 0.035) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000, transparent 78%);
  pointer-events: none;
}

.section--paper > .container {
  position: relative;
  z-index: 1;
}

.section--paper .kicker {
  color: #0f7c8f;
}

.section--paper .section-head p {
  color: var(--paper-muted);
}

.section--paper .grad-text {
  background: linear-gradient(108deg, #0a8f8c, #1f6fdd 48%, #7a4bd8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.solution-switch {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 5px;
  border: 1px solid rgba(10, 20, 36, 0.1);
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.55);
  box-shadow: 0 6px 24px rgba(20, 40, 70, 0.06);
  backdrop-filter: blur(8px);
}

.solution-switch button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  border-radius: 99px;
  color: #556780;
  font-size: 13px;
  font-weight: 550;
  transition: color 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
}

.solution-switch button small {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  opacity: 0.65;
}

.solution-switch button:hover {
  color: var(--paper-ink);
}

.solution-switch button.is-active {
  background: var(--paper-ink);
  color: #f2f8ff;
  box-shadow: 0 8px 22px rgba(10, 20, 36, 0.18);
}

.solution-showcase {
  margin-top: 30px;
}

.solution-pane {
  display: none;
}

.solution-pane.is-active {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: clamp(30px, 5vw, 76px);
  align-items: center;
  animation: paneIn 0.6s var(--ease);
}

.solution-visual {
  position: relative;
  min-height: 420px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(10, 20, 36, 0.08);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(420px 320px at 30% 20%, rgba(90, 155, 255, 0.12), transparent 60%),
    radial-gradient(360px 300px at 80% 80%, rgba(67, 232, 208, 0.12), transparent 60%),
    rgba(255, 255, 255, 0.42);
  overflow: hidden;
}

.solution-visual::before {
  content: "";
  position: absolute;
  inset: 14%;
  border: 1px dashed rgba(10, 20, 36, 0.13);
  border-radius: 50%;
  animation: ringSpin 42s linear infinite;
}

.solution-visual::after {
  content: "";
  position: absolute;
  inset: 28%;
  border: 1px solid rgba(10, 20, 36, 0.1);
  border-radius: 50%;
}

.solution-ghost {
  position: relative;
  z-index: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(10, 20, 36, 0.16);
  font-family: var(--mono);
  font-size: clamp(100px, 14vw, 190px);
  font-weight: 700;
  line-height: 0.8;
  letter-spacing: -0.08em;
}

.solution-tag {
  position: absolute;
  z-index: 2;
  padding: 8px 14px;
  border: 1px solid rgba(10, 20, 36, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  color: #263c58;
  font-size: 11px;
  box-shadow: 0 12px 30px rgba(20, 40, 70, 0.08);
  backdrop-filter: blur(8px);
  animation: floatY 7s ease-in-out infinite;
}

.solution-tag b {
  color: #0a8f8c;
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 0.06em;
}

.solution-tag--a { top: 12%; left: 8%; }
.solution-tag--b { top: 24%; right: 6%; animation-delay: -2s; }
.solution-tag--c { bottom: 18%; left: 5%; animation-delay: -4s; }
.solution-tag--d { bottom: 10%; right: 9%; animation-delay: -5.4s; }

.solution-copy h3 {
  font-size: clamp(27px, 3.6vw, 44px);
  letter-spacing: -0.04em;
}

.solution-copy > p {
  max-width: 540px;
  margin-top: 16px;
  color: var(--paper-muted);
  font-size: 14.5px;
  line-height: 1.85;
}

.solution-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 26px;
}

.solution-points li {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 46px;
  padding: 10px 13px;
  border: 1px solid rgba(10, 20, 36, 0.09);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.62);
  color: #2a405c;
  font-size: 12px;
  transition: transform 0.35s var(--ease), background-color 0.3s ease, border-color 0.3s ease;
}

.solution-points li::before {
  content: "";
  flex-shrink: 0;
  width: 15px;
  height: 15px;
  border-radius: 4px;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%230a8f8c' stroke-width='2.4'%3E%3Cpath d='M5 10.5l3.2 3.2L15.2 6.5'/%3E%3C/svg%3E") center / 10px no-repeat,
    rgba(10, 143, 140, 0.1);
}

.solution-points li:hover {
  transform: translateY(-2px);
  background: #fff;
  border-color: rgba(10, 143, 140, 0.28);
}

.solution-copy .text-link {
  margin-top: 26px;
  color: #0f5f9e;
}

/* ---------- 2. 首页服务区 ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 330px;
  padding: 28px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.012));
  overflow: hidden;
  transition: transform 0.45s var(--ease), border-color 0.35s ease, background-color 0.35s ease;
}

.service-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 20px;
  right: 20px;
  height: 1px;
  background: var(--grad);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(120, 200, 255, 0.24);
}

.service-card:hover::after {
  opacity: 0.8;
}

.service-card__no {
  color: var(--dim);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.service-card__icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin: 26px 0 22px;
  border: 1px solid rgba(120, 200, 255, 0.18);
  border-radius: 13px;
  background: rgba(90, 155, 255, 0.08);
  color: #9fd4ff;
}

.service-card:nth-child(2) .service-card__icon {
  border-color: rgba(67, 232, 208, 0.2);
  background: rgba(67, 232, 208, 0.08);
  color: #7df4e2;
}

.service-card:nth-child(3) .service-card__icon {
  border-color: rgba(177, 140, 255, 0.2);
  background: rgba(177, 140, 255, 0.08);
  color: #cbb4ff;
}

.service-card:nth-child(4) .service-card__icon {
  border-color: rgba(255, 196, 107, 0.2);
  background: rgba(255, 196, 107, 0.08);
  color: #ffd79a;
}

.service-card__icon svg {
  width: 21px;
  height: 21px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.service-card h3 {
  font-size: 18px;
  letter-spacing: -0.015em;
}

.service-card p {
  margin-top: 9px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.75;
}

.service-card__list {
  display: grid;
  gap: 5px;
  margin-top: auto;
  padding-top: 22px;
}

.service-card__list li {
  color: #8295b0;
  font-size: 11px;
}

.service-card__list li::before {
  content: "—";
  margin-right: 7px;
  color: var(--dim);
}

/* ---------- 3. 内页 Hero ---------- */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + 82px) 0 clamp(56px, 7vw, 86px);
  overflow: hidden;
  isolation: isolate;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.page-hero__aurora {
  position: absolute;
  inset: 0;
  z-index: -3;
  width: 100%;
  height: 100%;
  opacity: 0.68;
}

.page-hero__grid {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 82% 74% at 50% 18%, #000 10%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 82% 74% at 50% 18%, #000 10%, transparent 78%);
}

.page-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(250px, 0.55fr);
  align-items: end;
  gap: 40px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 26px;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.1em;
}

.breadcrumb a:hover {
  color: var(--cyan);
}

.breadcrumb i {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: currentColor;
}

.page-hero h1 {
  max-width: 860px;
  font-size: clamp(40px, 6vw, 78px);
  line-height: 1.06;
  letter-spacing: -0.05em;
}

.page-hero h1 .grad-text {
  display: inline-block;
}

.page-hero__lead {
  max-width: 620px;
  margin-top: 24px;
  color: var(--muted);
  font-size: clamp(14.5px, 1.35vw, 17px);
  line-height: 1.85;
  text-wrap: balance;
}

.page-hero__meta {
  display: grid;
  gap: 10px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.025);
  backdrop-filter: blur(12px);
}

.page-hero__meta span {
  color: var(--dim);
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.14em;
}

.page-hero__meta b {
  color: #dfeaf9;
  font-size: 15px;
  font-weight: 550;
}

.page-hero__meta small {
  color: #7486a1;
  font-size: 11px;
  line-height: 1.7;
}

.page-hero__meta hr {
  width: 100%;
  height: 1px;
  margin: 4px 0;
  border: 0;
  background: var(--line);
}

/* ---------- 4. 产品页 ---------- */
.product-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  gap: clamp(34px, 6vw, 80px);
  align-items: center;
}

.product-intro__copy h2 {
  margin-top: 18px;
  font-size: clamp(32px, 4.4vw, 58px);
  letter-spacing: -0.04em;
}

.product-intro__copy > p {
  margin-top: 20px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.9;
}

.product-intro__copy .quote {
  margin-top: 26px;
  padding: 16px 20px;
  border-left: 2px solid var(--cyan);
  background: rgba(67, 232, 208, 0.045);
  color: #cfe5ff;
  font-size: 14px;
  line-height: 1.8;
}

.product-board {
  position: relative;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(500px 300px at 80% 0%, rgba(90, 155, 255, 0.12), transparent 65%),
    rgba(255, 255, 255, 0.02);
}

.product-board__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 4px 14px;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
}

.product-board__top i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
}

.product-board__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.product-tile {
  position: relative;
  min-height: 132px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.025);
  overflow: hidden;
  transition: border-color 0.35s ease, transform 0.4s var(--ease);
}

.product-tile:hover {
  transform: translateY(-3px);
  border-color: rgba(120, 200, 255, 0.28);
}

.product-tile--wide {
  grid-column: span 2;
  min-height: 96px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.product-tile b {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 550;
}

.product-tile b::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 2px;
  background: var(--grad);
}

.product-tile small {
  display: block;
  margin-top: 6px;
  color: var(--dim);
  font-size: 9.5px;
  line-height: 1.5;
}

.product-tile__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 12px;
}

.product-tile__tags span {
  padding: 2px 6px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 3px;
  color: #7185a1;
  font-family: var(--mono);
  font-size: 7px;
}

.product-tile__pulse {
  position: absolute;
  right: 16px;
  bottom: 16px;
  width: 26px;
  height: 26px;
  border: 1px solid rgba(67, 232, 208, 0.25);
  border-radius: 50%;
}

.product-tile__pulse::before,
.product-tile__pulse::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: var(--cyan);
}

.product-tile__pulse::before {
  inset: 10px;
  box-shadow: 0 0 10px rgba(67, 232, 208, 0.8);
}

.product-tile__pulse::after {
  inset: -1px;
  border: 1px solid rgba(67, 232, 208, 0.3);
  animation: pulse 2.6s infinite;
}

/* 四类资产 */
.assets {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.asset {
  position: relative;
  min-height: 300px;
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(170deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.012));
  overflow: hidden;
  transition: transform 0.4s var(--ease), border-color 0.35s ease;
}

.asset:hover {
  transform: translateY(-4px);
  border-color: rgba(120, 200, 255, 0.25);
}

.asset__no {
  position: absolute;
  top: 14px;
  right: 18px;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.14);
  font-family: var(--mono);
  font-size: 42px;
  line-height: 1;
}

.asset__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 24px;
  border: 1px solid rgba(120, 200, 255, 0.2);
  border-radius: 12px;
  background: rgba(90, 155, 255, 0.08);
  color: #9fd4ff;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
}

.asset:nth-child(2) .asset__icon { color: #7df4e2; border-color: rgba(67, 232, 208, 0.22); background: rgba(67, 232, 208, 0.08); }
.asset:nth-child(3) .asset__icon { color: #cbb4ff; border-color: rgba(177, 140, 255, 0.22); background: rgba(177, 140, 255, 0.08); }
.asset:nth-child(4) .asset__icon { color: #ffd79a; border-color: rgba(255, 196, 107, 0.22); background: rgba(255, 196, 107, 0.08); }

.asset h3 {
  font-size: 19px;
}

.asset > p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.75;
}

.asset__foot {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 22px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  color: var(--dim);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.06em;
}

/* 五步 */
.steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 24px 18px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  transition: transform 0.4s var(--ease), border-color 0.35s ease, background-color 0.35s ease;
}

.step::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  margin-bottom: 38px;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.step::after {
  content: "";
  position: absolute;
  top: 30px;
  left: 42px;
  right: -14px;
  height: 1px;
  background: linear-gradient(90deg, rgba(67, 232, 208, 0.3), transparent);
}

.step:last-child::after {
  display: none;
}

.step:hover {
  transform: translateY(-4px);
  border-color: rgba(67, 232, 208, 0.24);
  background: rgba(67, 232, 208, 0.035);
}

.step h3 {
  font-size: 16px;
}

.step p {
  margin-top: 7px;
  color: var(--dim);
  font-size: 11.5px;
  line-height: 1.7;
}

.step b {
  display: block;
  margin-top: 14px;
  color: #8ea2bd;
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 0.05em;
}

/* 模块矩阵 */
.module-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.module {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 13px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.018);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.module:hover {
  border-color: rgba(120, 200, 255, 0.22);
  background: rgba(255, 255, 255, 0.035);
}

.module__icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(120, 200, 255, 0.16);
  border-radius: 9px;
  color: #8fc8ff;
  font-family: var(--mono);
  font-size: 9px;
}

.module h3 {
  font-size: 14.5px;
}

.module p {
  margin-top: 5px;
  color: var(--dim);
  font-size: 11.5px;
  line-height: 1.65;
}

/* 部署形态 */
.deploy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.deploy {
  position: relative;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(420px 260px at 100% 0%, rgba(90, 155, 255, 0.1), transparent 62%),
    rgba(255, 255, 255, 0.025);
  overflow: hidden;
}

.deploy--accent {
  border-color: rgba(67, 232, 208, 0.22);
  background:
    radial-gradient(420px 260px at 100% 0%, rgba(67, 232, 208, 0.12), transparent 62%),
    rgba(255, 255, 255, 0.025);
}

.deploy__label {
  display: inline-flex;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 99px;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
}

.deploy h3 {
  margin-top: 20px;
  font-size: 25px;
  letter-spacing: -0.025em;
}

.deploy > p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}

.deploy ul {
  display: grid;
  gap: 9px;
  margin-top: 22px;
}

.deploy li {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #b6c8de;
  font-size: 12px;
}

.deploy li::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--cyan);
}

/* ---------- 5. 解决方案页 ---------- */
.industry-nav {
  position: sticky;
  top: calc(var(--header-h) + 8px);
  z-index: 30;
  display: flex;
  justify-content: center;
  gap: 6px;
  width: fit-content;
  margin: 0 auto 60px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: rgba(6, 11, 20, 0.78);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(18px);
}

.industry-nav a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  border-radius: 99px;
  color: #8a9bb4;
  font-size: 13px;
  transition: color 0.3s ease, background-color 0.3s ease;
}

.industry-nav a small {
  color: #8596af;
  font-family: var(--mono);
  font-size: 8px;
}

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

.industry-nav a.is-active {
  background: rgba(255, 255, 255, 0.09);
  color: #fff;
}

.industry {
  position: relative;
  padding: clamp(60px, 7vw, 100px) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  scroll-margin-top: calc(var(--header-h) + 90px);
}

.industry:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.industry__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) minmax(250px, 0.5fr);
  align-items: start;
  gap: clamp(20px, 3vw, 46px);
  margin-bottom: 36px;
}

.industry__no {
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.16);
  font-family: var(--mono);
  font-size: clamp(54px, 8vw, 92px);
  font-weight: 700;
  line-height: 0.8;
  letter-spacing: -0.06em;
}

.industry__head h2 {
  margin-top: 10px;
  font-size: clamp(30px, 4vw, 52px);
  letter-spacing: -0.04em;
}

.industry__head h2 span {
  color: var(--dim);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  vertical-align: middle;
  margin-left: 10px;
}

.industry__head p {
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.85;
  padding-top: 16px;
}

.industry__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.scenario {
  position: relative;
  min-height: 190px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
  transition: transform 0.4s var(--ease), border-color 0.35s ease, background-color 0.35s ease;
}

.scenario::before {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 1px;
  background: linear-gradient(90deg, var(--accent, #43e8d0), transparent 70%);
  opacity: 0.5;
}

.scenario:hover {
  transform: translateY(-4px);
  border-color: rgba(120, 200, 255, 0.24);
  background: rgba(255, 255, 255, 0.035);
}

.scenario__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 20px;
}

.scenario__icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 9px;
  background: color-mix(in srgb, var(--accent, #43e8d0) 10%, transparent);
  color: var(--accent, #43e8d0);
  font-family: var(--mono);
  font-size: 9px;
}

.scenario__tag {
  color: var(--dim);
  font-family: var(--mono);
  font-size: 7.5px;
  letter-spacing: 0.07em;
}

.scenario h3 {
  font-size: 17px;
}

.scenario p {
  margin-top: 7px;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.7;
}

.scenario__foot {
  display: flex;
  gap: 5px;
  margin-top: 18px;
}

.scenario__foot span {
  padding: 2px 6px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 3px;
  color: #6f819b;
  font-family: var(--mono);
  font-size: 7px;
}

.industry__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 26px;
  padding: 18px 22px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.018);
}

.industry__metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 26px;
}

.industry__metrics b {
  display: block;
  color: #e8f2ff;
  font-size: 20px;
  font-weight: 550;
  line-height: 1.2;
}

.industry__metrics span {
  color: var(--dim);
  font-size: 9px;
}

.industry--gov { --accent: #43e8d0; }
.industry--edu { --accent: #5a9bff; }
.industry--tour { --accent: #b18cff; }

/* ---------- 6. 服务页 ---------- */
.service-rows {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.service-row {
  display: grid;
  grid-template-columns: 70px minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(20px, 4vw, 60px);
  padding: clamp(30px, 4vw, 48px) 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 0.4s var(--ease);
}

.service-row:hover {
  padding-left: 8px;
}

.service-row__no {
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.2);
  font-family: var(--mono);
  font-size: 44px;
  font-weight: 700;
  line-height: 0.9;
}

.service-row h3 {
  font-size: clamp(21px, 2.4vw, 30px);
  letter-spacing: -0.03em;
}

.service-row h3 small {
  display: block;
  margin-top: 8px;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 8.5px;
  font-weight: 400;
  letter-spacing: 0.14em;
}

.service-row__desc {
  margin-top: 14px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.85;
}

.service-row__list {
  display: grid;
  gap: 8px;
  align-content: start;
  padding-top: 8px;
}

.service-row__list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: #b6c8de;
  font-size: 12.5px;
  line-height: 1.65;
}

.service-row__list li::before {
  content: "";
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  margin-top: 2px;
  border-radius: 4px;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%2343e8d0' stroke-width='2.4'%3E%3Cpath d='M5 10.5l3.2 3.2L15.2 6.5'/%3E%3C/svg%3E") center / 10px no-repeat,
    rgba(67, 232, 208, 0.08);
}

.process {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  padding-top: 34px;
}

.process::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 5%;
  right: 5%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(67, 232, 208, 0.4) 8%, rgba(90, 155, 255, 0.35) 55%, rgba(177, 140, 255, 0.35) 92%, transparent);
}

.process__item {
  position: relative;
  padding: 22px 18px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.02);
}

.process__item::before {
  content: "";
  position: absolute;
  top: -31px;
  left: 22px;
  width: 9px;
  height: 9px;
  border: 2px solid var(--bg-soft);
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 1px rgba(67, 232, 208, 0.3), 0 0 12px rgba(67, 232, 208, 0.45);
}

.process__item:nth-child(3)::before { background: #5a9bff; box-shadow: 0 0 0 1px rgba(90, 155, 255, 0.3), 0 0 12px rgba(90, 155, 255, 0.45); }
.process__item:nth-child(4)::before { background: #8f9dff; box-shadow: 0 0 0 1px rgba(143, 157, 255, 0.3), 0 0 12px rgba(143, 157, 255, 0.45); }
.process__item:nth-child(5)::before { background: #b18cff; box-shadow: 0 0 0 1px rgba(177, 140, 255, 0.3), 0 0 12px rgba(177, 140, 255, 0.45); }

.process__item span {
  color: var(--dim);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
}

.process__item h3 {
  margin-top: 12px;
  font-size: 16px;
}

.process__item p {
  margin-top: 6px;
  color: var(--dim);
  font-size: 11px;
  line-height: 1.65;
}

.guarantees {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.guarantee {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.022);
}

.guarantee b {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 550;
}

.guarantee b::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--grad);
}

.guarantee p {
  margin-top: 8px;
  color: var(--dim);
  font-size: 11.5px;
  line-height: 1.7;
}

/* ---------- 7. 关于页 ---------- */
.about-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: clamp(30px, 6vw, 80px);
  align-items: start;
}

.about-intro h2 {
  margin-top: 18px;
  font-size: clamp(32px, 4.2vw, 56px);
  letter-spacing: -0.04em;
}

.about-intro__body {
  display: grid;
  gap: 16px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.95;
}

.about-intro__body strong {
  color: #dbe8fa;
  font-weight: 550;
}

.about-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.fact {
  min-height: 132px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    radial-gradient(200px 140px at 100% 0%, rgba(90, 155, 255, 0.1), transparent 70%),
    rgba(255, 255, 255, 0.022);
}

.fact b {
  display: block;
  color: #e7f1ff;
  font-size: 20px;
  font-weight: 550;
  letter-spacing: -0.02em;
}

.fact span {
  display: block;
  margin-top: 8px;
  color: var(--dim);
  font-size: 10.5px;
  line-height: 1.6;
}

.values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.value {
  position: relative;
  padding: 30px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
}

.value::before {
  content: "";
  position: absolute;
  top: -50px;
  right: -50px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(90, 155, 255, 0.14), transparent 70%);
}

.value__no {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}

.value h3 {
  margin-top: 44px;
  font-size: 21px;
}

.value p {
  margin-top: 11px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.why {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.018);
}

.why__icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(67, 232, 208, 0.18);
  border-radius: 10px;
  background: rgba(67, 232, 208, 0.06);
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 10px;
}

.why h3 {
  font-size: 15px;
}

.why p {
  margin-top: 5px;
  color: var(--dim);
  font-size: 11.5px;
  line-height: 1.7;
}

/* ---------- 8. 联系页 ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(30px, 6vw, 80px);
  align-items: start;
}

.contact-copy h2 {
  margin-top: 18px;
  font-size: clamp(30px, 4vw, 52px);
  letter-spacing: -0.04em;
}

.contact-copy > p {
  margin-top: 18px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.85;
}

.contact-cards {
  display: grid;
  gap: 10px;
  margin-top: 32px;
}

.contact-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 0.3s ease, background-color 0.3s ease;
}

.contact-card:hover {
  border-color: rgba(67, 232, 208, 0.25);
  background: rgba(67, 232, 208, 0.035);
}

.contact-card span {
  display: block;
  color: var(--dim);
  font-size: 10px;
  letter-spacing: 0.05em;
}

.contact-card b {
  display: block;
  margin-top: 4px;
  font-size: 14px;
  font-weight: 500;
}

.contact-card em {
  flex-shrink: 0;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 8px;
  font-style: normal;
  letter-spacing: 0.08em;
}

.contact-note {
  margin-top: 26px;
  padding: 16px 18px;
  border-left: 2px solid rgba(67, 232, 208, 0.5);
  background: rgba(67, 232, 208, 0.035);
  color: #9db0ca;
  font-size: 11.5px;
  line-height: 1.8;
}

.form-card {
  padding: clamp(24px, 3.5vw, 40px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(500px 300px at 100% 0%, rgba(90, 155, 255, 0.1), transparent 65%),
    rgba(255, 255, 255, 0.025);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.25);
}

.form-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 26px;
}

.form-card__head h3 {
  font-size: 21px;
}

.form-card__head span {
  color: var(--dim);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.field--full {
  grid-column: 1 / -1;
}

.field label {
  color: #9fb2cc;
  font-size: 11px;
  letter-spacing: 0.03em;
}

.field label i {
  color: var(--danger);
  font-style: normal;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.18);
  color: #eaf3ff;
  font-size: 13px;
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}

.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none' stroke='%236f819b' stroke-width='1.5'%3E%3Cpath d='M2.5 4.5L6 8l3.5-3.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
  padding-right: 34px;
}

.field textarea {
  min-height: 112px;
  resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder {
  color: #53647e;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: rgba(67, 232, 208, 0.5);
  background: rgba(67, 232, 208, 0.035);
  box-shadow: 0 0 0 3px rgba(67, 232, 208, 0.08);
}

.form-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 22px;
}

.form-foot small {
  flex: 1;
  min-width: 180px;
  color: var(--dim);
  font-size: 10px;
  line-height: 1.6;
}

.form-status {
  display: none;
  margin-top: 16px;
  padding: 12px 14px;
  border: 1px solid rgba(67, 232, 208, 0.25);
  border-radius: 8px;
  background: rgba(67, 232, 208, 0.07);
  color: #a4f0e4;
  font-size: 12px;
  line-height: 1.6;
}

.form-status.is-show {
  display: block;
}

.faq {
  display: grid;
  gap: 10px;
  max-width: 860px;
  margin: 0 auto;
}

.faq details {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
}

.faq summary {
  position: relative;
  padding: 18px 52px 18px 20px;
  color: #d9e6f8;
  font-size: 14px;
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 20px;
  width: 20px;
  height: 20px;
  margin-top: -10px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 18px;
  text-align: center;
  transition: transform 0.3s ease;
}

.faq details[open] summary::after {
  transform: rotate(45deg);
}

.faq details p {
  padding: 0 20px 20px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.85;
}

/* ---------- 9. 通用内容块 ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(30px, 5vw, 70px);
  align-items: center;
}

.split__copy h2 {
  margin-top: 18px;
  font-size: clamp(30px, 3.8vw, 50px);
  letter-spacing: -0.04em;
}

.split__copy > p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.9;
}

.check-list {
  display: grid;
  gap: 10px;
  margin-top: 26px;
}

.check-list li {
  display: flex;
  gap: 10px;
  color: #b8c9df;
  font-size: 12.5px;
  line-height: 1.7;
}

.check-list li::before {
  content: "";
  flex-shrink: 0;
  width: 17px;
  height: 17px;
  margin-top: 2px;
  border-radius: 4px;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%2343e8d0' stroke-width='2.4'%3E%3Cpath d='M5 10.5l3.2 3.2L15.2 6.5'/%3E%3C/svg%3E") center / 10px no-repeat,
    rgba(67, 232, 208, 0.08);
}

.note-band {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 26px;
  border: 1px solid rgba(67, 232, 208, 0.16);
  border-radius: 14px;
  background:
    linear-gradient(90deg, rgba(67, 232, 208, 0.05), rgba(90, 155, 255, 0.04)),
    rgba(255, 255, 255, 0.015);
}

.note-band p {
  color: #a9c0dc;
  font-size: 12.5px;
}

.note-band b {
  color: #eaf4ff;
  font-weight: 550;
}

/* ---------- 10. 动画细节 ---------- */
@supports (animation-timeline: view()) {
  .hero__stats li {
    animation: statGlow linear both;
    animation-timeline: view();
    animation-range: entry 20% cover 30%;
  }
}

@keyframes statGlow {
  from { opacity: 0.35; }
  to { opacity: 1; }
}