:root {
  color-scheme: light;
  --ink: #061626;
  --ink-2: #0b2338;
  --navy: #041b32;
  --navy-soft: #0b2e4c;
  --blue: #0e55d6;
  --blue-2: #174ea6;
  --gold: #b88936;
  --gold-2: #d8b46a;
  --paper: #ffffff;
  --mist: #f5f7fb;
  --mist-2: #edf2f8;
  --line: #dfe6ef;
  --text: #152235;
  --muted: #5e6b7b;
  --faint: #8a96a6;
  --shadow: 0 18px 48px rgba(6, 22, 38, 0.09);
  --soft-shadow: 0 10px 30px rgba(6, 22, 38, 0.07);
  --radius: 10px;
  --container: 1180px;
  --header: 72px;
  --footer: 46px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 0;
  background: var(--mist);
  color: var(--text);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.65;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
}

body.modal-open {
  overflow: hidden;
}

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

button,
input,
select {
  font: inherit;
  letter-spacing: 0;
}

button {
  cursor: pointer;
}

img,
video {
  max-width: 100%;
}

.site-shell {
  min-height: 100vh;
  padding-top: var(--header);
  display: flex;
  flex-direction: column;
}

.container {
  width: min(var(--container), calc(100vw - 40px));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  height: var(--header);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(223, 230, 239, 0.9);
  backdrop-filter: blur(18px);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
  font-weight: 850;
  color: var(--ink);
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.brand span {
  font-size: 20px;
}

.nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
}

.nav a {
  display: inline-flex;
  align-items: center;
  height: 38px;
  padding: 0 12px;
  border-radius: 8px;
  color: #233449;
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
}

.nav a:hover {
  background: #eef4fb;
  color: var(--blue-2);
}

.nav a.active {
  background: #f6efe4;
  color: #093e9d;
}

.mobile-toggle {
  display: none;
  margin-left: auto;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  align-items: center;
  justify-content: center;
}

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

.site-footer {
  min-height: var(--footer);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.95);
  border-top: 1px solid var(--line);
  color: #687587;
  font-size: 14px;
}

.page {
  flex: 1;
  background: var(--mist);
}

.section {
  padding: 74px 0;
}

.section.compact {
  padding: 44px 0;
}

.section.dark {
  background: var(--navy);
  color: #fff;
}

.section-head {
  margin-bottom: 28px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
}

.section-title {
  margin: 0;
  color: var(--ink);
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.16;
  font-weight: 850;
}

.dark .section-title {
  color: #fff;
}

.section-copy {
  margin: 10px 0 0;
  max-width: 720px;
  color: var(--muted);
  font-size: 16px;
}

.dark .section-copy {
  color: rgba(255, 255, 255, 0.72);
}

.gold-line {
  width: 44px;
  height: 2px;
  background: var(--gold);
  margin-bottom: 18px;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - var(--header));
  background: radial-gradient(circle at 82% 0%, rgba(37, 99, 235, 0.18), transparent 34%), var(--navy);
  color: #fff;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -12% -30% -12%;
  height: 44%;
  background: #fff;
  border-radius: 58% 42% 0 0 / 48% 48% 0 0;
}

.hero-grid {
  position: relative;
  z-index: 1;
  min-height: calc(100vh - var(--header));
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(440px, 1.05fr);
  gap: 48px;
  align-items: center;
  padding: 64px 0 126px;
}

.hero h1 {
  margin: 0;
  max-width: 680px;
  font-size: clamp(44px, 5.5vw, 72px);
  line-height: 1.08;
  font-weight: 900;
  color: #fff;
}

.hero h1 strong {
  color: var(--gold-2);
  font-weight: 900;
}

.hero-lead {
  margin: 28px 0 0;
  max-width: 620px;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.75;
}

.hero-actions,
.actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.2;
  transition: transform 0.18s ease, background 0.18s ease, color 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--soft-shadow);
}

.btn.primary {
  border-color: #0b5bdc;
  background: linear-gradient(180deg, #1766e5, #0e4db7);
  color: #fff;
}

.btn.gold {
  border-color: var(--gold);
  background: transparent;
  color: var(--gold-2);
}

.btn.ghost {
  background: transparent;
  color: var(--blue-2);
  border-color: rgba(14, 85, 214, 0.28);
}

.btn.small {
  min-height: 36px;
  padding: 8px 12px;
  font-size: 13px;
}

.proof-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  margin-top: 34px;
  max-width: 620px;
}

.proof-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.78);
  font-weight: 650;
}

.proof-item .dot {
  width: 18px;
  height: 18px;
  border: 1px solid rgba(216, 180, 106, 0.78);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-2);
  font-size: 12px;
}

.hero-media {
  position: relative;
  min-height: 540px;
}

.offer-stack {
  position: relative;
  height: 600px;
}

.offer-sheet {
  position: absolute;
  width: clamp(148px, 16vw, 232px);
  aspect-ratio: 1080 / 1528;
  overflow: hidden;
  border: 2px solid rgba(216, 180, 106, 0.9);
  background: #fff;
  box-shadow: 0 22px 58px rgba(0, 0, 0, 0.28);
}

.offer-sheet img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.offer-sheet:nth-child(1) { right: 23%; top: 0; }
.offer-sheet:nth-child(2) { right: 3%; top: 48px; }
.offer-sheet:nth-child(3) { left: 3%; top: 124px; }
.offer-sheet:nth-child(4) { left: 26%; top: 260px; }
.offer-sheet:nth-child(5) { right: 14%; top: 284px; }

.hero-stats {
  position: relative;
  z-index: 2;
  margin-top: -72px;
}

.stat-panel {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border: 1px solid rgba(223, 230, 239, 0.9);
  background: rgba(255, 255, 255, 0.96);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.stat-card {
  min-height: 134px;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  border-right: 1px solid var(--line);
}

.stat-card:last-child {
  border-right: none;
}

.stat-icon {
  width: 34px;
  height: 34px;
  margin-bottom: 10px;
  color: var(--navy-soft);
}

.stat-value {
  color: #0a4ab5;
  font-size: clamp(24px, 3.2vw, 36px);
  line-height: 1;
  font-weight: 900;
}

.stat-label {
  margin-top: 10px;
  color: var(--muted);
  font-weight: 650;
  font-size: 14px;
}

.service-grid,
.team-grid,
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.service-grid.five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(6, 22, 38, 0.04);
}

.service-card {
  padding: 24px;
  min-height: 252px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.service-icon,
.type-icon {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--navy-soft);
  border: 1px solid #dbe4ef;
  border-radius: 50%;
  background: #fff;
}

.service-card h3,
.item-card h3,
.team-card h3,
.case-card h3,
.contact-card h3 {
  margin: 0;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.3;
}

.service-card ul,
.plain-list,
.desc-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.service-card li,
.plain-list li,
.desc-list li {
  margin: 6px 0;
}

.service-card .text-link {
  margin-top: auto;
}

.text-link {
  color: #0a4ab5;
  font-weight: 850;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.case-rail {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
}

.case-card {
  color: #fff;
}

.case-frame {
  aspect-ratio: 1080 / 1528;
  border: 2px solid rgba(216, 180, 106, 0.86);
  border-radius: 6px;
  overflow: hidden;
  background: #fff;
}

.case-frame img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.case-card h3 {
  margin-top: 12px;
  color: #fff;
  font-size: 15px;
}

.case-card p {
  margin: 4px 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 12px;
}

.process {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
}

.process-step {
  position: relative;
  padding: 22px 18px;
  text-align: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.process-no {
  width: 34px;
  height: 34px;
  margin: 0 auto 12px;
  display: grid;
  place-items: center;
  background: var(--blue-2);
  color: #fff;
  border-radius: 50%;
  font-weight: 850;
}

.process-step h3 {
  margin: 0;
  color: var(--ink);
  font-size: 16px;
}

.process-step p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.page-hero {
  background: var(--navy);
  color: #fff;
  padding: 76px 0 52px;
}

.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.55fr);
  gap: 36px;
  align-items: end;
}

.page-hero h1 {
  margin: 0;
  max-width: 780px;
  color: #fff;
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.12;
  font-weight: 900;
}

.page-hero p {
  margin: 18px 0 0;
  max-width: 760px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 17px;
}

.mini-proof {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.mini-proof div {
  padding: 16px;
  border: 1px solid rgba(216, 180, 106, 0.38);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
}

.mini-proof strong {
  display: block;
  color: var(--gold-2);
  font-size: 24px;
  line-height: 1;
}

.mini-proof span {
  display: block;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 13px;
}

.toolbar {
  margin-bottom: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.search,
.select {
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 0 14px;
  outline: none;
}

.search {
  min-width: min(420px, 100%);
  flex: 1;
}

.select {
  min-width: 160px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  min-height: 34px;
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
}

.chip.active {
  border-color: rgba(184, 137, 54, 0.55);
  background: #fff8ed;
  color: #7a5417;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

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

.item-card {
  position: relative;
  padding: 22px;
  min-height: 220px;
}

.item-card .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 26px;
  padding: 4px 9px;
  border-radius: 999px;
  background: #eef4fb;
  color: #33516e;
  font-size: 12px;
  font-weight: 750;
}

.tag.gold {
  background: #fff5e3;
  color: #78520d;
}

.item-card p {
  margin: 12px 0 0;
  color: var(--muted);
}

.item-card .actions-row {
  margin-top: 18px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
  border: 1px solid var(--line);
  background: #fff;
}

.gallery a {
  display: block;
  aspect-ratio: 1080 / 1528;
  overflow: hidden;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.gallery img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.25s ease;
}

.gallery a:hover img {
  transform: scale(1.025);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 26px;
  align-items: start;
}

.aside-card {
  position: sticky;
  top: calc(var(--header) + 18px);
  padding: 24px;
}

.contact-panel,
.contact-modal {
  display: grid;
  gap: 14px;
}

.contact-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.contact-row span {
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
}

.contact-row strong {
  color: #0a4ab5;
  font-size: 20px;
  font-weight: 900;
}

.contact-simple-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  max-width: 720px;
}

.contact-card {
  padding: 28px;
  min-height: 150px;
}

.contact-card p {
  margin: 18px 0 0;
  color: #0a4ab5;
  font-size: 26px;
  font-weight: 900;
}

.team-card {
  padding: 26px;
  min-height: 250px;
}

.team-label {
  margin-bottom: 14px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
}

.team-card p {
  margin: 12px 0 0;
  color: var(--muted);
}

.empty {
  padding: 34px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--muted);
  text-align: center;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(3, 14, 25, 0.68);
}

.modal-backdrop.open {
  display: flex;
}

.modal {
  width: min(92vw, 420px);
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.28);
  padding: 30px;
  position: relative;
}

.modal-close {
  position: absolute;
  right: 12px;
  top: 12px;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: var(--ink);
}

.modal h2 {
  margin: 0 34px 18px 0;
  color: var(--ink);
  font-size: 24px;
}

.modal p {
  margin: 14px 0 0;
  color: var(--muted);
  text-align: center;
}

.drawer {
  display: none;
  position: fixed;
  inset: var(--header) 0 auto;
  z-index: 990;
  background: #fff;
  border-bottom: 1px solid var(--line);
  box-shadow: var(--soft-shadow);
}

.drawer.open {
  display: block;
}

.drawer a {
  display: block;
  padding: 14px 24px;
  border-top: 1px solid #eef2f7;
  font-weight: 750;
  color: var(--ink);
}

@media (max-width: 1120px) {
  .nav {
    display: none;
  }

  .mobile-toggle {
    display: inline-flex;
    position: fixed;
    right: 20px;
    top: 15px;
    z-index: 1100;
  }

  .hero-grid,
  .page-hero-grid,
  .split-layout {
    grid-template-columns: 1fr;
  }

  .hero-media {
    min-height: auto;
  }

  .offer-stack {
    height: 460px;
  }

  .service-grid.five,
  .stat-panel {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stat-card:nth-child(2n) {
    border-right: none;
  }

  .stat-card:last-child {
    grid-column: 1 / -1;
    border-top: 1px solid var(--line);
  }

  .process,
  .case-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .gallery {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  :root {
    --header: 64px;
  }

  .container {
    width: min(100% - 28px, var(--container));
  }

  .brand span {
    font-size: 17px;
  }

  .mobile-toggle {
    right: 14px;
    top: 11px;
  }

  .brand img {
    width: 36px;
    height: 36px;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid {
    min-height: auto;
    padding: 48px 0 88px;
  }

  .hero h1 {
    font-size: clamp(34px, 10vw, 40px);
    line-height: 1.14;
    max-width: 100%;
  }

  .proof-list,
  .mini-proof,
  .service-grid.five,
  .stat-panel,
  .grid,
  .grid.two,
  .service-grid,
  .team-grid,
  .advantage-grid,
  .process,
  .case-rail,
  .contact-simple-grid {
    grid-template-columns: 1fr;
  }

  .section-head {
    display: block;
  }

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

  .stat-card {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .stat-card:last-child {
    border-bottom: none;
  }

  .offer-stack {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    height: auto;
  }

  .offer-sheet {
    position: static;
    width: 100%;
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.22);
  }

  .offer-sheet:nth-child(5) {
    display: none;
  }

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

  .contact-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .modal {
    padding: 24px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}