:root {
  --blue: #165dff;
  --blue-soft: #eaf2ff;
  --orange: #ff7d00;
  --green: #0e9f6e;
  --purple: #7c3aed;
  --ink: #172033;
  --text: #4b5563;
  --muted: #f5f7fa;
  --line: rgba(31, 41, 55, 0.1);
  --shadow: 0 16px 40px rgba(22, 93, 255, 0.12);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #f4f8ff;
  color: var(--ink);
  letter-spacing: 0;
}

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

button {
  font: inherit;
}

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

.site-shell {
  width: min(100%, 480px);
  min-height: 100vh;
  margin: 0 auto;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.06);
}

.hero {
  position: relative;
  padding: max(18px, env(safe-area-inset-top)) 18px 34px;
  color: #fff;
  background-color: #2f7bff;
  background-image:
    linear-gradient(180deg, rgba(245, 249, 255, 0.72) 0, rgba(245, 249, 255, 0.44) 76px, rgba(22, 93, 255, 0.2) 180px, rgba(8, 32, 82, 0.7) 100%),
    linear-gradient(90deg, rgba(255, 255, 255, 0.52) 0, rgba(255, 255, 255, 0.2) 160px, rgba(255, 255, 255, 0) 300px),
    var(--hero-image);
  background-size: cover, cover, cover;
  background-position: center, center, center;
}

.hero-home {
  min-height: 620px;
}

.hero-page {
  min-height: 420px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  width: 122px;
  height: 34px;
  flex: 0 0 auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(15, 23, 42, 0.24));
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.2;
}

.brand span {
  display: none;
}

.topbar-call,
.back-link,
.menu-toggle {
  flex: 0 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  backdrop-filter: blur(10px);
}

.topbar-actions {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 8px;
}

.menu-toggle {
  display: inline-grid;
  width: 40px;
  height: 40px;
  place-items: center;
  gap: 4px;
  cursor: pointer;
  padding: 9px;
}

.menu-toggle span {
  display: block;
  width: 17px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.menu-panel {
  position: fixed;
  z-index: 40;
  inset: 0;
  display: none;
}

.menu-panel.open {
  display: block;
}

.menu-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(15, 23, 42, 0.38);
}

.menu-sheet {
  position: absolute;
  right: max(14px, calc((100vw - 480px) / 2 + 14px));
  top: 72px;
  width: min(260px, calc(100vw - 28px));
  max-height: min(70vh, 520px);
  overflow: auto;
  border: 1px solid rgba(22, 93, 255, 0.12);
  border-radius: 12px;
  padding: 8px;
  background: #fff;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.22);
}

.menu-sheet a {
  display: block;
  border-radius: 8px;
  padding: 12px 12px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 800;
}

.menu-sheet a + a {
  margin-top: 2px;
}

.menu-sheet a:active {
  background: var(--blue-soft);
  color: var(--blue);
}

.hero-content {
  display: flex;
  min-height: 510px;
  flex-direction: column;
  justify-content: flex-end;
}

.hero-content.compact {
  min-height: 500px;
}

.hero-page .hero-content {
  min-height: 300px;
}

.eyebrow {
  margin: 0 0 12px;
  color: #ffcf91;
  font-size: 16px;
  font-weight: 800;
}

.hero h1 {
  margin: 0;
  max-width: 11em;
  font-size: 34px;
  line-height: 1.15;
  white-space: pre-line;
}

.hero-home h1 {
  max-width: 100%;
  font-size: 28px;
  line-height: 1.2;
}

.hero-content > p:not(.eyebrow) {
  margin: 14px 0 0;
  max-width: 34em;
  color: rgba(255, 255, 255, 0.94);
  font-size: 15px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0 18px;
  font-size: 15px;
  font-weight: 800;
}

.button.primary {
  background: var(--orange);
  color: #fff;
}

.button.secondary {
  border: 1px solid rgba(255, 255, 255, 0.56);
  color: #fff;
}

.section {
  padding: 34px 18px;
}

.section.muted {
  background: linear-gradient(180deg, #f7fbff, var(--muted));
}

.overview-section {
  margin-top: 0;
  padding-top: 34px;
}

.section-heading {
  margin-bottom: 16px;
}

.section-heading p {
  margin: 0 0 6px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.section-heading h2 {
  margin: 0;
  font-size: 24px;
  line-height: 1.25;
}

.section-heading.light p,
.section-heading.light h2 {
  color: #fff;
}

.detail-panel,
.about-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: #fff;
}

.detail-panel h3,
.about-panel h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.detail-panel p,
.about-panel p {
  margin: 0;
  color: var(--text);
  font-size: 15px;
  line-height: 1.8;
}

.detail-rich {
  display: grid;
  gap: 14px;
}

.solution-overview,
.capability-card,
.workflow-panel,
.deliverable-panel {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.solution-overview:first-of-type {
  border: none;
  border-radius: 0;
  background: transparent;
}

.solution-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.solution-copy,
.capability-card,
.workflow-panel,
.deliverable-panel {
  padding: 16px;
}

.solution-overview:first-of-type .solution-copy {
  padding: 0;
}

.solution-copy h3,
.capability-card h3,
.workflow-panel h3,
.deliverable-panel h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.35;
}

.solution-copy p,
.capability-card p {
  margin: 9px 0 0;
  color: var(--text);
  font-size: 14px;
  line-height: 1.75;
}

.point-list,
.capability-list,
.product-gallery {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.gallery-card {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.gallery-media {
  display: grid;
  gap: 8px;
}

.gallery-media img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.gallery-card--mobile .gallery-media {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  padding: 10px 10px 0;
  background: #f7fbff;
}

.gallery-card--mobile .gallery-media img {
  aspect-ratio: 9 / 19.5;
  border: 1px solid rgba(22, 93, 255, 0.1);
  border-radius: 8px;
  background: #fff;
  object-fit: contain;
}

.gallery-card figcaption {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
}

.gallery-card strong {
  color: var(--ink);
  font-size: 15px;
  line-height: 1.35;
}

.gallery-card span {
  color: var(--text);
  font-size: 13px;
  line-height: 1.55;
}

.point-item {
  border-left: 3px solid var(--blue);
  padding: 2px 0 2px 10px;
}

.point-item strong,
.point-item span {
  display: block;
}

.point-item strong {
  color: var(--ink);
  font-size: 15px;
  line-height: 1.35;
}

.point-item span {
  margin-top: 4px;
  color: var(--text);
  font-size: 13px;
  line-height: 1.55;
}

.capability-card ul {
  display: grid;
  gap: 7px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.capability-card li {
  position: relative;
  padding-left: 14px;
  color: var(--text);
  font-size: 13px;
  line-height: 1.55;
}

.capability-card li::before {
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  content: "";
}

.workflow-list,
.deliverable-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.workflow-list span,
.deliverable-list span {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  border: 1px solid rgba(22, 93, 255, 0.14);
  border-radius: 999px;
  padding: 7px 11px;
  background: #f7fbff;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.35;
}

.workflow-list b {
  display: inline-grid;
  width: 18px;
  height: 18px;
  margin-right: 6px;
  place-items: center;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  font-size: 11px;
}

.panel-label {
  margin: 18px 0 0;
  color: var(--blue);
  font-size: 16px;
  font-weight: 900;
  line-height: 1.35;
}

.qualification-list {
  display: grid;
  gap: 14px;
  margin-top: 10px;
}

.qualification-section {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.qualification-section h5 {
  margin: 0;
  padding: 12px;
  background: #f7fbff;
  color: var(--blue);
  font-size: 15px;
  line-height: 1.35;
}

.qualification-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.qualification-table th,
.qualification-table td {
  border-top: 1px solid var(--line);
  padding: 10px;
  text-align: left;
  vertical-align: top;
  overflow-wrap: anywhere;
}

.qualification-table th:first-child,
.qualification-table td:first-child {
  width: 38%;
}

.qualification-table th {
  background: #fbfdff;
  color: var(--ink);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.4;
}

.qualification-table td {
  color: var(--text);
  font-size: 12px;
  line-height: 1.55;
}

.qualification-table td:first-child {
  color: var(--ink);
  font-weight: 800;
}

.software-grid,
.module-grid,
.scene-list,
.value-grid {
  display: grid;
  gap: 12px;
}

.software-grid {
  grid-template-columns: 1fr;
}

.product-group + .product-group {
  margin-top: 24px;
}

.product-group h3 {
  margin: 0 0 12px;
  font-size: 18px;
  line-height: 1.35;
}

.software-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.software-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.software-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.software-body {
  padding: 15px 14px 14px;
}

.software-meta {
  position: absolute;
  left: 12px;
  top: 12px;
  display: inline-flex;
  border-radius: 999px;
  padding: 5px 10px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--accent);
  font-size: 15px;
  font-weight: 900;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.16);
}

.software-body h3 {
  margin: 0;
  font-size: 24px;
  line-height: 1.25;
}

.software-body div {
  margin-top: 10px;
  color: var(--text);
  font-size: 14px;
  line-height: 1.65;
}

.chip-list,
.brand-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip,
.brand-chip {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 12px;
  background: #fff;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

.chip:hover {
  border-color: rgba(22, 93, 255, 0.4);
  color: var(--blue);
}

.module-card,
.scene-card,
.value-card,
.empty-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.module-card,
.scene-card,
.value-card,
.empty-card {
  padding: 16px;
}

.module-card span {
  color: var(--orange);
  font-size: 13px;
  font-weight: 900;
}

.module-card h3,
.scene-card h3,
.value-card strong,
.empty-card h3 {
  margin: 8px 0 0;
  font-size: 18px;
  line-height: 1.3;
}

.module-card p,
.scene-card p,
.empty-card p {
  margin: 8px 0 0;
  color: var(--text);
  font-size: 14px;
  line-height: 1.75;
}

.value-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.value-card {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 74px;
  text-align: left;
}

.value-card strong {
  margin: 0;
  font-size: 16px;
}

.value-icon {
  --value-icon-bg: rgba(22, 93, 255, 0.1);
  --value-icon-color: #165dff;
  display: inline-flex;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: var(--value-icon-bg);
  color: var(--value-icon-color);
}

.value-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.value-icon--danger {
  --value-icon-bg: rgba(229, 57, 53, 0.12);
  --value-icon-color: #d93025;
}

.value-icon--blue {
  --value-icon-bg: rgba(22, 93, 255, 0.1);
  --value-icon-color: #165dff;
}

.value-icon--green {
  --value-icon-bg: rgba(14, 159, 110, 0.12);
  --value-icon-color: #0e9f6e;
}

.value-icon--orange {
  --value-icon-bg: rgba(245, 124, 0, 0.14);
  --value-icon-color: #f57c00;
}

.value-icon--purple {
  --value-icon-bg: rgba(124, 58, 237, 0.12);
  --value-icon-color: #7c3aed;
}

.value-icon--teal {
  --value-icon-bg: rgba(8, 145, 178, 0.12);
  --value-icon-color: #0891b2;
}

.contact-section {
  padding: 36px 18px;
  background:
    linear-gradient(145deg, rgba(22, 93, 255, 0.92), rgba(14, 159, 110, 0.82)),
    #165dff;
}

.contact-tagline {
  margin: 0 0 16px;
  color: #fff;
  font-size: 18px;
  font-weight: 900;
  line-height: 1.4;
  max-width: 14em;
}

.office-list {
  display: grid;
  gap: 12px;
}

.office-card {
  border: 1px solid rgba(22, 93, 255, 0.12);
  border-radius: 8px;
  padding: 16px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
}

.office-card h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.35;
}

.office-phone {
  display: block;
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  background: #f7fbff;
}

.office-phone span {
  display: block;
  color: var(--text);
  font-size: 12px;
}

.office-phone strong {
  display: block;
  margin-top: 4px;
  color: var(--blue);
  font-size: 17px;
  line-height: 1.35;
}

.office-card p {
  margin: 12px 0 0;
  color: var(--text);
  font-size: 14px;
  line-height: 1.7;
  overflow-wrap: anywhere;
}

.office-card p span {
  color: var(--ink);
  font-weight: 800;
}

.site-footer {
  border-top: 1px solid rgba(22, 93, 255, 0.1);
  padding: 22px 18px;
  background: linear-gradient(180deg, #ffffff, #eef5ff);
  color: var(--ink);
  text-align: center;
}

.site-footer p {
  margin: 0 0 6px;
  font-weight: 900;
}

.site-footer small {
  display: grid;
  gap: 4px;
  color: #64748b;
  font-size: 12px;
  line-height: 1.55;
}

.site-footer small span {
  display: block;
}

.floating-actions {
  position: fixed;
  right: max(14px, calc((100vw - 480px) / 2 + 14px));
  bottom: calc(20px + env(safe-area-inset-bottom));
  z-index: 20;
  display: grid;
  gap: 10px;
}

.float-consult,
.float-top {
  display: grid;
  width: 50px;
  height: 50px;
  place-items: center;
  border: 0;
  border-radius: 50%;
  box-shadow: 0 12px 28px rgba(31, 41, 55, 0.22);
  font-weight: 900;
}

.float-consult {
  background: var(--orange);
  color: #fff;
  font-size: 14px;
}

.float-top {
  opacity: 0;
  pointer-events: none;
  background: #fff;
  color: var(--blue);
  transition: opacity 0.2s ease;
}

.float-top.show {
  opacity: 1;
  pointer-events: auto;
}

@media (min-width: 481px) {
  body {
    padding: 24px 0;
  }

  .site-shell {
    border-radius: 18px;
  }

  .software-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .module-grid,
  .scene-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

}

@media (max-width: 360px) {
  .hero h1 {
    font-size: 30px;
  }

  .hero-home h1 {
    font-size: 25px;
  }

  .value-grid {
    grid-template-columns: 1fr;
  }
}