/* ============================================
   Novascan UV Ozone 品牌首頁 - novascan.css
   Light, clean, homepage-aligned design
   ============================================ */

:root {
  --ns-primary: #123f7a;
  --ns-primary-dark: #0b2f5d;
  --ns-accent: #2aa9e8;
  --ns-accent-soft: #e9f6fd;
  --ns-bg: #f6fbff;
  --ns-card: #ffffff;
  --ns-line: #dce9f3;
  --ns-text: #16324f;
  --ns-text-mid: #4e6a86;
  --ns-text-light: #7388a0;
  --ns-shadow: 0 14px 34px rgba(18,63,122,0.08);
}

body.novascan-page {
  background: #fff;
  color: var(--ns-text);
}

.ns-header {
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid rgba(18,63,122,0.08);
  backdrop-filter: blur(10px);
}
.ns-header.scrolled {
  background: rgba(255,255,255,0.98);
  box-shadow: 0 10px 30px rgba(18, 63, 122, 0.1);
}
.ns-header .header-inner {
  min-height: 82px;
  gap: 16px;
}
.ns-brand-logo {
  flex-shrink: 0;
}
.ns-header .nav-link {
  color: var(--ns-text-mid);
  font-weight: 700;
}
.ns-header .nav-link:hover,
.ns-header .nav-link.active { color: var(--ns-primary); }
.ns-header .nav-link.active {
  background: rgba(18,63,122,0.06);
  border-radius: 12px;
}
.ns-header .header-cta {
  box-shadow: 0 8px 20px rgba(42,169,232,0.22);
}
.ns-header .logo-divider {
  background: rgba(18,63,122,0.12);
}
.ns-header .logo-cn {
  color: var(--ns-primary-dark);
}
.ns-header .logo-sub-right {
  color: var(--ns-text-light);
}

.ns-breadcrumb {
  background: #fff;
  border-bottom: 1px solid var(--ns-line);
  margin-top: 82px;
  padding: 10px 0;
  font-size: 13px;
}
.ns-breadcrumb a { color: var(--ns-text-mid); }
.ns-breadcrumb .current { color: var(--ns-text); font-weight: 700; }
.ns-breadcrumb .sep { color: #b7c6d4; margin: 0 6px; }

.ns-hero {
  position: relative;
  overflow: hidden;
  padding: 76px 0 54px;
  background:
    radial-gradient(circle at 90% 12%, rgba(42,169,232,0.12), transparent 24%),
    radial-gradient(circle at 12% 14%, rgba(18,63,122,0.08), transparent 30%),
    linear-gradient(180deg, #f8fcff 0%, #eef7fc 58%, #f8fbff 100%);
  border-bottom: 1px solid var(--ns-line);
}
.ns-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 440px);
  gap: 40px;
  align-items: center;
}
.ns-badge-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.ns-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .6px;
}
.ns-badge.primary {
  background: var(--ns-accent-soft);
  color: var(--ns-primary);
  border: 1px solid #cfe8f8;
}
.ns-badge.secondary {
  background: #fff;
  color: var(--ns-text-mid);
  border: 1px solid var(--ns-line);
}
.ns-hero-title {
  font-size: clamp(34px, 4.8vw, 56px);
  font-weight: 900;
  line-height: 1.08;
  color: var(--ns-primary-dark);
  margin-bottom: 10px;
}
.ns-hero-title span {
  display: block;
  color: var(--ns-accent);
}
.ns-hero-series {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(18,63,122,0.06);
  color: var(--ns-primary);
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 18px;
}
.ns-hero-desc {
  font-size: 16px;
  line-height: 1.9;
  color: var(--ns-text-mid);
  max-width: 640px;
  margin-bottom: 26px;
}
.ns-feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 26px;
}
.ns-feature-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: rgba(255,255,255,0.82);
  border: 1px solid rgba(18,63,122,0.08);
  border-radius: 16px;
  padding: 14px 14px;
}
.ns-feature-item i {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ns-accent-soft);
  color: var(--ns-accent);
  font-size: 16px;
  flex-shrink: 0;
}
.ns-feature-item strong {
  display: block;
  font-size: 13px;
  color: var(--ns-text);
  margin-bottom: 3px;
}
.ns-feature-item span {
  display: block;
  font-size: 12px;
  color: var(--ns-text-light);
  line-height: 1.6;
}
.ns-hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.ns-btn-primary,
.ns-btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 14px;
  padding: 14px 24px;
  font-size: 15px;
  font-weight: 800;
  transition: var(--transition);
}
.ns-btn-primary {
  background: linear-gradient(135deg, var(--ns-accent) 0%, #1f90d1 100%);
  color: #fff;
  box-shadow: 0 10px 24px rgba(42,169,232,0.24);
}
.ns-btn-primary:hover { transform: translateY(-2px); }
.ns-btn-outline {
  border: 2px solid rgba(18,63,122,0.18);
  color: var(--ns-primary);
  background: #fff;
}
.ns-btn-outline:hover {
  border-color: var(--ns-primary);
  color: var(--ns-primary);
  transform: translateY(-2px);
}

.ns-hero-visual {
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(18,63,122,0.08);
  border-radius: 28px;
  padding: 18px;
  box-shadow: var(--ns-shadow);
}
.ns-hero-figure {
  background:
    radial-gradient(circle at 50% 28%, rgba(42,169,232,0.08), transparent 42%),
    linear-gradient(180deg, #ffffff 0%, #f5f9fc 100%);
  border: 1px solid #e4edf4;
  border-radius: 22px;
  padding: 20px;
  text-align: center;
}
.ns-hero-figure img {
  width: 100%;
  max-width: 380px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 14px 28px rgba(0,0,0,0.12));
}
.ns-hero-caption {
  margin-top: 14px;
  font-size: 12px;
  color: var(--ns-text-light);
}
.ns-hero-caption strong { color: var(--ns-primary); }

.ns-trust {
  padding: 14px 0;
  background: #fff;
  border-bottom: 1px solid var(--ns-line);
}
.ns-trust-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.ns-trust-label {
  font-size: 12px;
  font-weight: 800;
  color: var(--ns-text-light);
  letter-spacing: .9px;
  text-transform: uppercase;
}
.ns-chip-row { display: flex; flex-wrap: wrap; gap: 10px; }
.ns-chip {
  padding: 6px 12px;
  border-radius: 999px;
  background: #f7fafc;
  border: 1px solid var(--ns-line);
  color: var(--ns-text-mid);
  font-size: 12px;
  font-weight: 600;
}

.ns-section {
  padding: 82px 0;
  background: #fff;
}
.ns-section.alt {
  background: var(--ns-bg);
}
.ns-section-head {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 42px;
}
.ns-eyebrow {
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: var(--ns-accent);
  margin-bottom: 12px;
}
.ns-title {
  font-size: clamp(28px, 3.6vw, 42px);
  font-weight: 900;
  color: var(--ns-primary-dark);
  line-height: 1.18;
  margin-bottom: 12px;
}
.ns-title span { color: var(--ns-accent); }
.ns-desc {
  font-size: 15px;
  color: var(--ns-text-mid);
  line-height: 1.85;
}
.ns-section-head p {
  font-size: 15px;
  color: var(--ns-text-mid);
  line-height: 1.85;
}

.ns-model-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}
.ns-model-card {
  background: #fff;
  border: 1px solid var(--ns-line);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--ns-shadow);
  transition: var(--transition);
}
.ns-model-card:hover { transform: translateY(-4px); }
.ns-model-media {
  background:
    radial-gradient(circle at 50% 22%, rgba(42,169,232,0.07), transparent 42%),
    linear-gradient(180deg, #ffffff 0%, #f3f7fa 100%);
  padding: 22px;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ns-model-media img {
  width: 100%;
  max-width: 280px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 16px 28px rgba(8, 25, 55, 0.16));
}
.ns-model-body { padding: 22px 22px 24px; }
.ns-model-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  background: #eef6fc;
  color: var(--ns-primary);
  font-size: 11px;
  font-weight: 800;
  margin-bottom: 10px;
}
.ns-model-name {
  font-size: 24px;
  font-weight: 900;
  color: var(--ns-primary-dark);
  margin-bottom: 4px;
}
.ns-model-sub {
  font-size: 13px;
  color: var(--ns-text-light);
  margin-bottom: 14px;
}
.ns-model-copy {
  font-size: 14px;
  color: var(--ns-text-mid);
  line-height: 1.82;
  margin-bottom: 16px;
}
.ns-bullet-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.ns-bullet-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 13px;
  color: var(--ns-text-mid);
  line-height: 1.7;
}
.ns-bullet-item i {
  color: var(--ns-accent);
  margin-top: 3px;
}

.ns-accessory-card {
  display: grid;
  grid-template-columns: minmax(320px, 1.05fr) minmax(0, 1fr);
  background: #fff;
  border: 1px solid var(--ns-line);
  border-radius: 22px;
  box-shadow: var(--ns-shadow);
  gap: 24px;
  padding: 24px;
}
.ns-accessory-main {
  display: grid;
  gap: 18px;
  align-content: start;
}
.ns-accessory-media {
  background:
    radial-gradient(circle at 50% 20%, rgba(42,169,232,0.05), transparent 42%),
    linear-gradient(180deg, #ffffff 0%, #f3f7fa 100%);
  border: 1px solid #e2edf5;
  border-radius: 18px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ns-accessory-media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
  object-position: center;
}
.ns-accessory-body {
  padding: 4px 2px 2px;
}
.ns-accessory-spec-panel {
  padding: 84px 2px 2px;
  display: flex;
  flex-direction: column;
}
.ns-accessory-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: #eef6fc;
  color: var(--ns-primary);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .04em;
  margin-bottom: 12px;
}
.ns-accessory-body h3 {
  font-size: 28px;
  font-weight: 900;
  color: var(--ns-primary-dark);
  margin-bottom: 14px;
}
.ns-accessory-body p {
  font-size: 14px;
  color: var(--ns-text-mid);
  line-height: 1.86;
  margin-bottom: 16px;
}
.ns-accessory-specs {
  display: grid;
  gap: 10px;
}
.ns-accessory-spec {
  padding: 14px 16px;
  border: 1px solid #e2edf5;
  border-radius: 16px;
  background: #f9fcfe;
  color: var(--ns-text-mid);
  font-size: 14px;
  line-height: 1.82;
}
.ns-accessory-spec strong {
  color: var(--ns-primary-dark);
}
.ns-accessory-cta {
  margin-top: auto;
  padding-top: 2px;
}
.ns-accessory-note {
  margin-top: 14px;
  font-size: 12px;
  line-height: 1.75;
  color: var(--ns-text-light);
}

.ns-application-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 24px;
}
.ns-application-panel,
.ns-reference-panel,
.ns-option-card,
.ns-support-card,
.ns-faq-item,
.ns-quote-box,
.ns-ozone-card {
  background: #fff;
  border: 1px solid var(--ns-line);
  border-radius: 22px;
  box-shadow: var(--ns-shadow);
}
.ns-application-panel,
.ns-reference-panel,
.ns-quote-box,
.ns-ozone-card { padding: 24px; }

.ns-reference-intro {
  margin-bottom: 6px;
}

.ns-reference-intro p {
  margin: 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ns-text-mid);
}

.ns-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.ns-mini-card {
  background: #f9fcfe;
  border: 1px solid #e2edf5;
  border-radius: 18px;
  padding: 18px;
}
.ns-mini-card i {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--ns-accent-soft);
  color: var(--ns-accent);
  margin-bottom: 12px;
}
.ns-mini-card h4 {
  font-size: 16px;
  font-weight: 800;
  color: var(--ns-primary);
  margin-bottom: 8px;
}
.ns-mini-card p {
  font-size: 13px;
  color: var(--ns-text-mid);
  line-height: 1.75;
}
.ns-link-stack {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 18px;
}
.ns-link-card {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 16px 18px;
  border: 1px solid #e2edf5;
  border-radius: 16px;
  background: #f9fcfe;
}
.ns-link-card i {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ns-accent-soft);
  color: var(--ns-accent);
  flex-shrink: 0;
}
.ns-link-card strong {
  display: block;
  color: var(--ns-primary-dark);
  font-size: 15px;
  margin-bottom: 4px;
}
.ns-link-card span {
  display: block;
  color: var(--ns-text-light);
  font-size: 12px;
  line-height: 1.6;
}

.ns-option-grid,
.ns-support-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.ns-option-card,
.ns-support-card {
  padding: 22px;
}
.ns-option-card i,
.ns-support-card i,
.ns-ozone-card .icon {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: var(--ns-accent-soft);
  color: var(--ns-accent);
  font-size: 20px;
  margin-bottom: 14px;
}
.ns-option-card h3,
.ns-support-card h3,
.ns-ozone-card h3 {
  font-size: 18px;
  font-weight: 900;
  color: var(--ns-primary-dark);
  margin-bottom: 10px;
}
.ns-option-card p,
.ns-support-card p,
.ns-ozone-card p {
  font-size: 14px;
  color: var(--ns-text-mid);
  line-height: 1.82;
}
.ns-note {
  margin-top: 12px;
  font-size: 12px;
  color: var(--ns-text-light);
  line-height: 1.7;
}

.ns-ozone-card {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 18px;
  align-items: start;
}
.ns-ozone-card .icon { margin: 0; }

.ns-faq-wrap {
  max-width: 920px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.ns-faq-item { overflow: hidden; }
.ns-faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 22px;
  font-size: 15px;
  font-weight: 800;
  color: var(--ns-primary-dark);
  cursor: pointer;
}
.ns-faq-q i { color: var(--ns-accent); transition: var(--transition); }
.ns-faq-a {
  display: none;
  padding: 0 22px 20px;
  font-size: 14px;
  color: var(--ns-text-mid);
  line-height: 1.85;
}
.ns-faq-item.open .ns-faq-a { display: block; }
.ns-faq-item.open .ns-faq-q i { transform: rotate(180deg); }

.ns-contact-band {
  padding: 76px 0;
  background: linear-gradient(180deg, #f8fcff 0%, #edf7fc 100%);
  border-top: 1px solid var(--ns-line);
}
.ns-quote-box {
  text-align: center;
  max-width: 880px;
  margin: 0 auto;
}
.ns-quote-box h2 {
  font-size: clamp(28px, 3.8vw, 42px);
  font-weight: 900;
  color: var(--ns-primary-dark);
  margin-bottom: 12px;
}
.ns-quote-box h2 span { color: var(--ns-accent); }
.ns-quote-box p {
  font-size: 16px;
  color: var(--ns-text-mid);
  line-height: 1.85;
  margin-bottom: 22px;
}

.ns-footer {
  padding: 26px 0 34px;
  background: #fff;
  border-top: 1px solid var(--ns-line);
}
.ns-footer-min {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  align-items: center;
}
.ns-footer-brand {
  font-size: 15px;
  font-weight: 800;
  color: var(--ns-primary-dark);
}
.ns-footer-meta {
  font-size: 13px;
  color: var(--ns-text-light);
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 980px) {
  .ns-hero-inner,
  .ns-application-grid,
  .ns-accessory-card { grid-template-columns: 1fr; }
  .ns-accessory-spec-panel { padding-top: 6px; }
}
@media (max-width: 1024px) {
  .ns-model-grid,
  .ns-grid-2,
  .ns-option-grid,
  .ns-support-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 820px) {
  .ns-header .header-inner {
    flex-wrap: wrap;
    padding: 14px 0;
  }
  .ns-brand-logo {
    width: 100%;
    justify-content: center;
  }
  .ns-header .nav {
    order: 3;
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }
  .ns-header .header-cta {
    margin-left: auto;
  }
  .ns-feature-list,
  .ns-model-grid,
  .ns-grid-2,
  .ns-option-grid,
  .ns-support-grid { grid-template-columns: 1fr; }
  .ns-ozone-card { grid-template-columns: 1fr; }
  .ns-accessory-media img {
    max-height: 260px;
  }
}
@media (max-width: 640px) {
  .ns-breadcrumb {
    margin-top: 132px;
  }
  .ns-header .logo-divider,
  .ns-header .logo-text-right {
    display: none;
  }
  .ns-header .header-inner {
    min-height: auto;
  }
  .ns-header .nav {
    gap: 8px 14px;
  }
  .ns-header .nav-link {
    font-size: 14px;
  }
  .ns-header .header-cta {
    width: 100%;
    justify-content: center;
  }
  .ns-hero { padding-top: 56px; }
  .ns-hero-cta { flex-direction: column; align-items: stretch; }
  .ns-btn-primary,
  .ns-btn-outline { width: 100%; }
}