/* Smart商服 — extends the existing cnsmartlab.com visual system */
html.smart-service-page,
html.smart-service-page body {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
}

.smart-service-page body {
  background: var(--card);
}

.smart-service-page a:focus-visible,
.smart-service-page button:focus-visible {
  outline: 3px solid rgba(0, 82, 217, 0.35);
  outline-offset: 3px;
}

.ss-main {
  padding-top: 64px;
}

.ss-hero {
  position: relative;
  min-height: 680px;
  display: flex;
  align-items: center;
  padding: clamp(72px, 9vw, 116px) 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 88% 10%, rgba(26, 111, 232, 0.13), transparent 34%),
    linear-gradient(180deg, #fff 0%, var(--bg) 100%);
}

.ss-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 82, 217, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 82, 217, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, #000, transparent 88%);
}

.ss-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: clamp(48px, 7vw, 92px);
  align-items: center;
}

.ss-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  font-size: 14px;
  color: var(--text-muted);
}

.ss-breadcrumb a {
  color: var(--text-light);
  transition: color var(--transition);
}

.ss-breadcrumb a:hover { color: var(--primary); }
.ss-breadcrumb span[aria-hidden='true'] { opacity: 0.55; }

.ss-lede {
  max-width: 680px;
  margin-bottom: 32px;
  color: var(--text-light);
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.85;
  text-wrap: pretty;
}

.ss-lede strong { color: var(--text); }

.ss-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 34px;
}

.ss-hero-actions .btn-outline {
  border-color: rgba(0, 82, 217, 0.22);
  color: var(--primary);
  background: rgba(255, 255, 255, 0.72);
}

.ss-identity {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  max-width: 720px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  color: var(--text-light);
  font-size: 14px;
}

.ss-identity span {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.ss-identity span::before {
  content: '';
  width: 7px;
  height: 7px;
  flex: 0 0 7px;
  border-radius: 50%;
  background: var(--primary-light);
}

.ss-network {
  position: relative;
  min-height: 450px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, var(--primary), var(--primary-dark));
  box-shadow: var(--shadow-lg);
}

.ss-network::before,
.ss-network::after {
  content: '';
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
}

.ss-network::before { width: 340px; height: 340px; top: -96px; right: -88px; }
.ss-network::after { width: 260px; height: 260px; left: -96px; bottom: -112px; }
.ss-network svg { position: absolute; inset: 0; width: 100%; height: 100%; }

.ss-network-caption {
  position: absolute;
  left: 38px;
  right: 38px;
  bottom: 34px;
  color: #fff;
}

.ss-network-caption span {
  display: block;
  margin-bottom: 5px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.ss-network-caption strong { font-size: 23px; }

.ss-section {
  padding: clamp(72px, 9vw, 112px) 0;
  scroll-margin-top: 84px;
}

.ss-section-muted { background: var(--bg); }

.ss-section-head {
  display: grid;
  grid-template-columns: minmax(220px, 0.38fr) minmax(0, 0.62fr);
  gap: clamp(30px, 7vw, 88px);
  align-items: start;
  margin-bottom: clamp(42px, 6vw, 70px);
}

.ss-section-head h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.ss-section-head p {
  max-width: 720px;
  margin: 0;
  color: var(--text-light);
  font-size: 17px;
  line-height: 1.85;
  text-wrap: pretty;
}

.ss-about-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: clamp(34px, 7vw, 86px);
  align-items: start;
}

.ss-statement {
  margin: 0;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.55;
  font-weight: 700;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.ss-facts { margin: 0; }
.ss-facts div {
  display: grid;
  grid-template-columns: 94px minmax(0, 1fr);
  gap: 18px;
  padding: 17px 0;
  border-bottom: 1px solid var(--border);
}
.ss-facts div:first-child { border-top: 1px solid var(--border); }
.ss-facts dt { color: var(--text-muted); font-size: 14px; }
.ss-facts dd { margin: 0; font-weight: 650; overflow-wrap: anywhere; }

.ss-capabilities { counter-reset: smart-capability; }
.ss-capability {
  counter-increment: smart-capability;
  display: grid;
  grid-template-columns: 64px minmax(220px, 0.43fr) minmax(0, 0.57fr);
  gap: clamp(20px, 4vw, 56px);
  align-items: baseline;
  padding: 28px 0;
  border-top: 1px solid var(--border);
}
.ss-capability:last-child { border-bottom: 1px solid var(--border); }
.ss-capability::before {
  content: '0' counter(smart-capability);
  color: var(--primary);
  font-size: 14px;
  font-weight: 800;
}
.ss-capability h3 { margin: 0; font-size: clamp(19px, 2.3vw, 25px); line-height: 1.35; }
.ss-capability p { margin: 0; color: var(--text-light); line-height: 1.8; }

.ss-audience {
  color: #fff;
  background: var(--bg-dark);
}
.ss-audience .ss-section-head p { color: rgba(255, 255, 255, 0.68); }
.ss-audience-list {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr 1fr;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}
.ss-audience-item {
  min-height: 238px;
  padding: clamp(28px, 4vw, 44px);
}
.ss-audience-item + .ss-audience-item { border-left: 1px solid rgba(255, 255, 255, 0.18); }
.ss-audience-item span { color: #68a8ff; font-size: 14px; font-weight: 800; }
.ss-audience-item h3 { margin: 46px 0 12px; font-size: 27px; }
.ss-audience-item p { margin: 0; color: rgba(255, 255, 255, 0.68); line-height: 1.8; }

.ss-trust {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: clamp(36px, 8vw, 96px);
  padding: clamp(34px, 6vw, 68px);
  border-radius: var(--radius-lg);
  background: var(--primary-bg);
}
.ss-trust h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 45px);
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.ss-trust-points { display: grid; gap: 26px; }
.ss-trust-point { display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 14px; }
.ss-trust-icon {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  margin-top: 2px;
  border-radius: 50%;
  color: #fff;
  background: var(--success);
  font-size: 13px;
  font-weight: 800;
}
.ss-trust-point h3 { margin: 0 0 6px; font-size: 18px; }
.ss-trust-point p { margin: 0; color: var(--text-light); line-height: 1.8; }

.ss-contact {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 48px;
}
.ss-contact-copy { max-width: 650px; }
.ss-contact h2 {
  margin: 0 0 18px;
  font-size: clamp(38px, 6vw, 66px);
  line-height: 1.08;
  letter-spacing: -0.025em;
}
.ss-contact p { margin: 0; color: var(--text-light); font-size: 17px; line-height: 1.8; }
.ss-contact-list { display: grid; gap: 10px; min-width: min(100%, 340px); }
.ss-email {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 56px;
  padding: 0 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  background: var(--bg);
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.ss-email:hover { color: var(--primary); border-color: var(--primary); background: #fff; }
.ss-email span { color: var(--text-muted); font-size: 13px; }
.ss-email strong { font-size: 15px; overflow-wrap: anywhere; }

@media (max-width: 900px) {
  .ss-hero-grid,
  .ss-section-head,
  .ss-about-grid,
  .ss-trust { grid-template-columns: 1fr; }
  .ss-hero { min-height: auto; }
  .ss-network { min-height: 380px; }
  .ss-capability { grid-template-columns: 48px minmax(0, 1fr); }
  .ss-capability p { grid-column: 2; }
  .ss-audience-list { grid-template-columns: 1fr; }
  .ss-audience-item { min-height: auto; }
  .ss-audience-item + .ss-audience-item { border-top: 1px solid rgba(255, 255, 255, 0.18); border-left: 0; }
  .ss-audience-item h3 { margin-top: 24px; }
  .ss-contact { align-items: flex-start; flex-direction: column; }
  .ss-contact-list { width: 100%; }
}

@media (max-width: 600px) {
  .ss-main { padding-top: 64px; }
  .ss-hero { padding: 54px 0 64px; }
  .ss-lede { font-size: 16px; }
  .ss-hero-actions { align-items: stretch; flex-direction: column; }
  .ss-hero-actions .btn { width: 100%; }
  .ss-identity { display: grid; gap: 12px; }
  .ss-network { min-height: 310px; }
  .ss-network-caption { left: 26px; right: 26px; bottom: 24px; }
  .ss-section { padding: 64px 0; }
  .ss-section-head { gap: 18px; margin-bottom: 38px; }
  .ss-section-head p { font-size: 15px; }
  .ss-facts div { grid-template-columns: 82px minmax(0, 1fr); gap: 12px; }
  .ss-capability { grid-template-columns: 36px minmax(0, 1fr); gap: 14px; padding: 24px 0; }
  .ss-trust { padding: 28px 22px; border-radius: var(--radius); }
  .ss-email { align-items: flex-start; flex-direction: column; gap: 2px; padding: 14px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .smart-service-page { scroll-behavior: auto; }
  .smart-service-page *,
  .smart-service-page *::before,
  .smart-service-page *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}