/* roulang page: index */
:root {
  --primary: #1A6FB5;
  --primary-deep: #14598F;
  --secondary: #2F8DD1;
  --accent: #F0B34C;
  --sky-50: #F4F9FD;
  --sky-100: #EAF3FB;
  --sky-200: #DCECF7;
  --surface: #FFFFFF;
  --ink-main: #0D2B45;
  --ink-sub: #25465F;
  --ink-body: #536D82;
  --ink-soft: #7A8B98;
  --line: #E1EBF4;
  --line-strong: #C6D8E8;
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 8px 22px rgba(23, 83, 126, 0.06);
  --shadow-md: 0 18px 48px rgba(23, 83, 126, 0.10);
  --shadow-lg: 0 26px 70px rgba(15, 55, 85, 0.16);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-body);
  background: var(--sky-50);
  overflow-x: hidden;
}

body.no-scroll {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

button,
input,
textarea,
select {
  font-family: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

h1,
h2,
h3,
h4,
p,
ul,
li {
  margin: 0;
  padding: 0;
}

.container {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.section {
  padding-block: 84px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 42px;
}

.section-heading.center {
  text-align: center;
  margin-inline: auto;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 15px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--sky-100);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.kicker::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.section-heading h2 {
  color: var(--ink-main);
  font-size: clamp(28px, 3vw, 38px);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 14px;
}

.section-heading p {
  max-width: 680px;
  color: var(--ink-body);
  font-size: 16px;
}

section + section {
  position: relative;
}

.container-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 28px;
}

.grid-6 {
  grid-column: span 6;
}

.grid-4 {
  grid-column: span 4;
}

.grid-7 {
  grid-column: span 7;
}

.grid-5 {
  grid-column: span 5;
}

/* ===== 顶部信息条 ===== */
.top-note {
  background: var(--ink-main);
  color: #EAF3FB;
  font-size: 13px;
  padding: 8px 0;
}

.top-note .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.top-note-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #DCEBF8;
}

.top-note-item svg {
  width: 16px;
  height: 16px;
  color: #8FD08D;
}

.top-note-paths {
  display: flex;
  gap: 14px;
}

.top-note-paths a {
  color: #AECDF0;
}

.top-note-paths a:hover {
  color: #fff;
}

/* ===== 网站头部 ===== */
.site-header {
  position: relative;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-glyph {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 13px;
  background: var(--primary);
  box-shadow: 0 10px 24px rgba(26, 111, 181, 0.18);
  color: #fff;
}

.logo-glyph svg {
  width: 25px;
  height: 25px;
}

.logo-name {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.logo-name-main {
  font-size: 18px;
  font-weight: 800;
  color: var(--ink-main);
  letter-spacing: 0.01em;
}

.logo-name-sub {
  font-size: 12px;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 0.06em;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 11px;
  border-radius: 999px;
  background: #EAF7ED;
  color: #2D7D4A;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.status-chip::before {
  content: "";
  width: 7px;
  height: 7px;
  background: #4CC38A;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(76, 195, 138, 0.15);
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 30px;
  flex: 1;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  padding: 0;
}

.nav-list a {
  display: inline-block;
  padding: 10px 15px;
  font-weight: 600;
  color: var(--ink-sub);
  border-radius: 10px;
  font-size: 15px;
}

.nav-list a:hover {
  color: var(--primary);
  background: var(--sky-100);
}

.nav-list a.active {
  color: var(--primary);
  background: var(--sky-100);
  box-shadow: inset 0 -2px 0 var(--primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 10px 22px;
  border-radius: 11px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  transition: all 0.2s ease;
}

.btn svg {
  width: 18px;
  height: 18px;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 10px 20px rgba(26, 111, 181, 0.16);
}

.btn-primary:hover {
  background: var(--primary-deep);
  transform: translateY(-2px);
  box-shadow: 0 14px 26px rgba(26, 111, 181, 0.24);
}

.btn-outline {
  background: transparent;
  color: var(--ink-sub);
  border: 1px solid var(--line-strong);
}

.btn-outline:hover {
  color: var(--primary);
  border-color: var(--primary);
  background: var(--sky-50);
  transform: translateY(-2px);
}

.btn-light {
  background: #fff;
  color: var(--ink-main);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.15);
}

.btn-light:hover {
  transform: translateY(-2px);
  background: #F0F8FF;
}

.btn-inverse {
  background: rgba(255, 255, 255, 0.13);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.55);
}

.btn-inverse:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--sky-100);
  border-radius: 12px;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 9px;
  background: var(--ink-main);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle span + span {
  margin-top: 4px;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 76px 0 88px;
  overflow: hidden;
  background: var(--sky-100);
}

.hero-bg-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
  user-select: none;
}

.hero::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240, 179, 76, 0.13), rgba(240, 179, 76, 0));
  top: -80px;
  right: -100px;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 44px;
  align-items: center;
}

.hero-copy {
  grid-column: span 7;
  max-width: 680px;
}

.hero-visual {
  grid-column: span 5;
  position: relative;
}

.hero h1 {
  color: var(--ink-main);
  font-size: clamp(32px, 4.4vw, 52px);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 22px 0 22px;
}

.hero h1 em {
  font-style: normal;
  color: var(--primary);
  position: relative;
  white-space: nowrap;
}

.hero-copy p {
  font-size: 17px;
  color: var(--ink-body);
  margin-bottom: 32px;
  max-width: 600px;
}

.hero-entry {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 16px;
  padding: 7px 15px;
  border-radius: 999px;
  color: var(--primary);
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid #f0f8ff;
  font-size: 13px;
  font-weight: 700;
  backdrop-filter: blur(6px);
}

.hero-entry svg {
  width: 16px;
  height: 16px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.hero-mini-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.mini-meta-item {
  color: var(--ink-soft);
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.mini-meta-item strong {
  color: var(--ink-sub);
  font-size: 14px;
}

.hero-main-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow-lg);
}

.hero-main-card img {
  width: 100%;
  height: 540px;
  object-fit: cover;
}

.hero-card-tag {
  position: absolute;
  top: 20px;
  left: 20px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink-main);
  font-size: 13px;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

.hero-card-tag::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #49B978;
}

.hero-float-card {
  position: absolute;
  right: 18px;
  bottom: 22px;
  max-width: 210px;
  border-radius: var(--radius-md);
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
}

.hero-float-card span {
  display: block;
  font-size: 12px;
  color: var(--ink-soft);
  margin-bottom: 4px;
}

.hero-float-card strong {
  color: var(--ink-main);
  font-size: 15px;
  line-height: 1.5;
}

/* ===== 通用内容组件 ===== */
.solution-question {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.question-board {
  padding: 24px;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 18px;
}

.question-board:last-child {
  border-bottom: 0;
}

.board-num {
  flex: 0 0 auto;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: var(--sky-100);
  color: var(--primary);
  font-size: 18px;
  font-weight: 800;
}

.question-board h3 {
  color: var(--ink-main);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 5px;
}

.question-board p {
  color: var(--ink-body);
  font-size: 14px;
}

.reason-split {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 44px;
  align-items: center;
}

.reason-image {
  grid-column: span 6;
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow-md);
}

.reason-image img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.reason-copy {
  grid-column: span 6;
}

.reason-copy h3 {
  color: var(--ink-main);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}

.reason-copy p {
  margin-bottom: 20px;
  color: var(--ink-body);
}

.check-list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 0 0 28px;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--ink-sub);
  font-weight: 600;
  font-size: 15px;
}

.check-list svg {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  color: var(--primary);
  margin-top: 2px;
}

.photo-grid {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.photo-grid > div {
  width: calc(46% - 8px);
}

/* ===== 信息优势面板 ===== */
.guide-panel {
  background: linear-gradient(135deg, #0F3D5C 0%, #173B56 46%, #1A6FB5 140%);
  border-radius: var(--radius-xl);
  color: #DCEBFA;
  padding: 34px;
  position: relative;
  overflow: hidden;
}

.guide-panel::after {
  content: "";
  position: absolute;
  width: 180px;
  height: 180px;
  right: -60px;
  bottom: -70px;
  border-radius: 50%;
  background: rgba(240, 179, 76, 0.14);
}

.panel-title {
  color: #fff;
  font-size: 26px;
  line-height: 1.5;
  font-weight: 700;
  margin-bottom: 18px;
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 18px;
}

.panel-cell {
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.panel-cell strong {
  display: block;
  color: #F8FAFC;
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 5px;
}

.panel-cell span {
  color: #BCD7E8;
  font-size: 13px;
  line-height: 1.6;
  display: block;
}

/* ===== 体验路径 ===== */
.steps-grid {
  counter-reset: step;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.step-item {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 26px 22px 24px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.step-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #b8d7ef;
}

.step-item::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 18px;
}

.step-item h3 {
  color: var(--ink-main);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 5px;
}

.step-item p {
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.7;
}

/* ===== 内容最新区块 ===== */
.news-section {
  background: var(--surface);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 12px;
}

.news-card {
  position: relative;
  min-height: 172px;
  border: 1px solid var(--line);
  background: #FBFDFF;
  padding: 22px 22px 18px;
  border-radius: var(--radius-lg);
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  border-color: var(--secondary);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  background: #fff;
}

.news-card .tag {
  align-self: flex-start;
  margin-bottom: 10px;
}

.news-card-title {
  color: var(--ink-main);
  font-size: 17px;
  line-height: 1.55;
  font-weight: 700;
  margin-bottom: 10px;
}

.news-card-title a:hover {
  color: var(--primary);
}

.news-card-summary {
  color: var(--ink-body);
  font-size: 14px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 14px;
}

.news-card-meta {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 12px;
  color: var(--ink-soft);
  border-top: 1px dashed var(--line);
  padding-top: 12px;
}

.news-card-meta a {
  color: var(--primary);
}

.empty-list {
  padding: 46px;
  border-radius: var(--radius-lg);
  background: var(--sky-100);
  color: var(--ink-soft);
  text-align: center;
  border: 1px dashed var(--line-strong);
  font-size: 14px;
}

.line-clamp {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

/* ===== FAQ ===== */
.faq-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 30px;
  align-items: start;
}

.faq-side {
  grid-column: span 4;
  position: sticky;
  top: 110px;
}

.faq-wrap {
  grid-column: span 8;
  display: grid;
  gap: 16px;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 19px 22px;
  color: var(--ink-main);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

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

.faq-item summary .faq-icon {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--sky-100);
  color: var(--primary);
  transition: transform 0.2s ease, background 0.2s ease;
}

.faq-item summary .faq-icon svg {
  width: 15px;
  height: 15px;
}

.faq-item[open] {
  border-color: #b7d7ef;
  box-shadow: 0 12px 28px rgba(23, 83, 126, 0.09);
}

.faq-item[open] summary {
  color: var(--primary);
}

.faq-item[open] summary .faq-icon {
  background: var(--primary);
  color: #fff;
}

.faq-answer {
  padding: 0 22px 22px;
  color: var(--ink-body);
  font-size: 15px;
}

/* ===== 底部CTA ===== */
.cta-outer {
  margin-top: 64px;
}

.cta-panel {
  background: linear-gradient(120deg, #12374F 0%, #1D6BA6 100%);
  border-radius: var(--radius-xl);
  padding: 62px 60px;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  opacity: 0.12;
}

.cta-panel .container-inner {
  position: relative;
  z-index: 2;
}

.cta-panel h2 {
  color: #fff;
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 800;
  line-height: 1.5;
  margin-bottom: 14px;
}

.cta-panel p {
  color: #DCEBFA;
  max-width: 640px;
  margin: 0 auto 30px;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

.legal-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 26px;
  color: rgba(230, 242, 255, 0.8);
  font-size: 13px;
}

.legal-links span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.legal-links svg {
  width: 14px;
  height: 14px;
}

/* ===== 隐私说明 ===== */
.privacy-strip {
  background: #EAF2F9;
  border-block: 1px solid #DAE8F3;
  padding: 24px 0;
}

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

.privacy-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--ink-body);
  font-size: 13px;
  line-height: 1.7;
}

.privacy-item strong {
  display: block;
  color: var(--ink-main);
  font-size: 14px;
  margin-bottom: 3px;
}

.privacy-item svg {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  color: var(--primary);
  margin-top: 1px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: #0C263A;
  color: #AFC4D8;
  padding-top: 56px;
  font-size: 14px;
}

.footer-brand {
  display: flex;
  gap: 12px;
  align-items: center;
  color: #fff;
}

.footer-logo {
  width: 42px;
  height: 42px;
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
}

.footer-brand h3 {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.footer-brand p {
  margin-top: 16px;
  color: #AFC4D8;
  font-size: 14px;
  line-height: 1.8;
  max-width: 330px;
}

.footer-title {
  color: #EAF4FD;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-list {
  list-style: none;
  display: grid;
  gap: 9px;
}

.footer-list a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 30px;
  font-size: 12px;
  color: #8FA9C0;
}

/* ===== Form Modal ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

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

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(7, 19, 30, 0.72);
  backdrop-filter: blur(5px);
}

.modal-panel {
  position: relative;
  z-index: 10;
  width: min(540px, 100%);
  background: #fff;
  border-radius: 24px;
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.28);
  padding: 28px;
  max-height: calc(100vh - 50px);
  overflow-y: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 18px;
}

.modal-header h3 {
  color: var(--ink-main);
  font-size: 21px;
  font-weight: 800;
}

.modal-header p {
  color: var(--ink-soft);
  font-size: 13px;
  margin-top: 6px;
}

.modal-close {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: var(--sky-100);
  color: var(--ink-sub);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background: #F0D3B0;
  color: #A66B14;
}

.form-field {
  display: block;
  margin-bottom: 15px;
}

.form-field label {
  color: var(--ink-sub);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 6px;
  display: block;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  background: #F6FAFD;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--ink-main);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.form-field textarea {
  min-height: 90px;
  resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(26, 111, 181, 0.12);
}

.form-tips {
  margin-top: 18px;
  padding: 13px 15px;
  border-radius: 12px;
  background: var(--sky-50);
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.7;
}

.btn-block {
  width: 100%;
  margin-top: 16px;
}

/* ===== 焦点状态 ===== */
a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(26, 111, 181, 0.5);
  outline-offset: 3px;
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(26, 111, 181, 0.25);
  outline-offset: 2px;
}

/* ===== 响应式 ===== */
@media (min-width: 1024px) {
  .main-nav,
  .nav-list {
    display: flex;
  }
}

@media (max-width: 1023.98px) {
  .section {
    padding-block: 62px;
  }

  .container {
    width: min(100% - 32px, 1180px);
  }

  .main-nav {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 16px;
    right: 16px;
    flex-direction: column;
    align-items: stretch;
    padding: 18px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    gap: 8px;
  }

  .main-nav.is-open {
    display: flex;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .nav-list a {
    padding: 12px 14px;
    border-radius: 13px;
  }

  .nav-list a.active {
    box-shadow: inset 3px 0 0 var(--primary);
  }

  .nav-toggle {
    display: inline-flex;
  }

  .hero-copy,
  .hero-visual {
    grid-column: span 12;
  }

  .hero-visual {
    margin-top: 30px;
  }

  .hero-copy {
    max-width: 100%;
  }

  .reason-copy,
  .reason-image {
    grid-column: span 12;
  }

  .reason-image {
    order: 0;
  }

  .reason-image img {
    height: 360px;
  }

  .photo-grid > div {
    width: 100%;
  }

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

  .faq-side,
  .faq-wrap {
    grid-column: span 12;
  }

  .faq-side {
    position: static;
  }

  .cta-panel {
    padding: 46px 30px;
  }

  .privacy-inner {
    grid-template-columns: 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 767.98px) {
  .header-inner {
    min-height: 66px;
  }

  .status-chip {
    display: none;
  }

  .logo-name-main {
    font-size: 16px;
  }

  .logo-name-sub {
    font-size: 10px;
  }

  .logo-glyph {
    width: 38px;
    height: 38px;
  }

  .hero {
    padding: 58px 0 64px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero-main-card img {
    height: 400px;
  }

  .hero-actions .btn {
    flex: 1 1 100%;
  }

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

  .solution-question {
    padding: 6px 0;
  }

  .question-board {
    padding: 18px 14px;
  }

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

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

  .cta-panel {
    padding: 38px 22px;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 20px;
  }

  .privacy-inner {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .top-note .container {
    justify-content: center;
  }

  .top-note-paths {
    display: none;
  }
}

@media (max-width: 430px) {
  .hero h1 {
    font-size: 27px;
  }

  .hero-visual .hero-main-card img {
    height: 300px;
  }

  .hero-float-card {
    position: relative;
    right: auto;
    bottom: auto;
    margin-top: 14px;
    max-width: none;
  }

  .panel-cell {
    padding: 16px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .main-nav {
    left: 10px;
    right: 10px;
  }
}

/* roulang page: article */
:root{
  --brand:#1a6fb5;
  --brand-light:#2f8dd1;
  --brand-lighter:#ddebff;
  --brand-soft:#eaf4fc;
  --accent:#f0b34c;
  --dark:#0d2b45;
  --dark-2:#25465f;
  --text:#536d82;
  --muted:#7c94a8;
  --line:#e2edf5;
  --line-dark:#3a586d;
  --bg:#f4f9fd;
  --card:#ffffff;
  --radius:18px;
  --radius-lg:24px;
  --shadow-sm:0 1px 2px rgba(16,44,70,.03), 0 8px 24px rgba(16,44,70,.05);
  --shadow-md:0 14px 30px rgba(16,44,70,.10);
  --shadow-lg:0 24px 55px rgba(16,44,70,.14);
  --transition:all .2s ease;
  --container:1180px;
}

html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",system-ui,-apple-system,BlinkMacSystemFont,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body{ display:flex; flex-direction:column; min-height:100vh; }
main{ flex:1; }

*{ box-sizing:border-box; }
img{ max-width:100%; display:block; height:auto; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; }
a,button,select,input,textarea{ transition:color .2s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease; }

:focus-visible{
  outline:3px solid rgba(47,141,209,.55);
  outline-offset:2px;
}

.container{ width:100%; max-width:var(--container); margin-inline:auto; padding-inline:22px; }

/* header */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:82px;
  gap:14px;
}
.logo{ display:flex; align-items:center; gap:12px; flex-shrink:0; position:relative; }
.logo-glyph{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border-radius:14px;
  background:color-mix(in srgb, var(--brand) 88%, #fff);
  color:#fff;
  box-shadow:0 8px 20px rgba(26,111,181,.22);
  transition:transform .25s ease;
}
.logo:hover .logo-glyph{ transform:translateY(-2px) rotate(-2deg); }
.logo-glyph svg{ width:24px; height:24px; }
.logo-name-main{
  display:block;
  color:var(--dark);
  font-size:1.16rem;
  font-weight:800;
  letter-spacing:.01em;
  line-height:1.18;
  white-space:nowrap;
}
.logo-name-sub{
  display:block;
  color:var(--muted);
  font-size:.75rem;
  font-weight:500;
  letter-spacing:.05em;
  margin-top:4px;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:10px;
}
.nav-list{
  display:flex;
  align-items:center;
  gap:6px;
  list-style:none;
  margin:0;
  padding:0;
}
.nav-list a{
  display:block;
  padding:8px 14px;
  border-radius:999px;
  color:var(--dark-2);
  font-size:.95rem;
  font-weight:600;
  line-height:1.4;
  position:relative;
}
.nav-list a:hover{ color:var(--brand); background:var(--brand-soft); }
.nav-list a.active{
  color:#fff;
  background:var(--brand);
  box-shadow:0 6px 18px rgba(26,111,181,.22);
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:10px;
}
.status-chip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 12px;
  border-radius:999px;
  background:#e8f6ec;
  color:#2c7b4f;
  font-size:.78rem;
  font-weight:700;
  white-space:nowrap;
  line-height:1.4;
}
.status-chip::before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:#35b66d;
  box-shadow:0 0 0 3px rgba(53,182,109,.16);
}
.nav-toggle{
  display:none;
  border:0;
  background:transparent;
  padding:6px;
  cursor:pointer;
  border-radius:10px;
  align-items:center;
  flex-direction:column;
  gap:5px;
}
.nav-toggle span{
  width:22px;
  height:2.4px;
  border-radius:4px;
  background:var(--dark-2);
  display:block;
  transition:var(--transition);
}
.nav-toggle.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:10px 20px;
  border-radius:12px;
  border:1px solid transparent;
  font-weight:700;
  font-size:.92rem;
  line-height:1.5;
  white-space:nowrap;
  cursor:pointer;
  min-height:44px;
  text-align:center;
}
.btn-primary{
  background:var(--brand);
  color:#fff;
  box-shadow:0 8px 22px rgba(26,111,181,.18);
}
.btn-primary:hover{
  background:#155e99;
  transform:translateY(-1px);
  box-shadow:0 12px 26px rgba(26,111,181,.24);
}
.btn-primary:active{
  transform:translateY(0);
  box-shadow:0 6px 16px rgba(26,111,181,.2);
}
.btn-secondary{
  background:#fff;
  color:var(--brand);
  border-color:#b8d5ec;
}
.btn-secondary:hover{
  border-color:var(--brand);
  background:var(--brand-soft);
  transform:translateY(-1px);
  box-shadow:0 10px 20px rgba(16,45,75,.06);
}
.btn-ghost{
  background:transparent;
  color:var(--dark-2);
  border-color:var(--line);
}
.btn-ghost:hover{
  background:#fff;
  border-color:#9fc0dc;
  color:var(--brand);
}

/* article layout */
.article-page{
  width:100%;
  max-width:980px;
  margin:0 auto;
  padding:40px 24px 0;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px;
  color:var(--muted);
  font-size:.88rem;
  margin-bottom:20px;
}
.breadcrumb a{ color:var(--muted); }
.breadcrumb a:hover{ color:var(--brand); }
.breadcrumb-sep{ color:#b8ccdc; }
.breadcrumb-current{
  color:var(--dark-2);
  font-weight:600;
  max-width:280px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.article-card{
  background:var(--card);
  border:1px solid #ecf3f9;
  border-radius:28px;
  padding:clamp(28px,6vw,56px);
  box-shadow:var(--shadow-sm);
}
.article-head{
  border-bottom:1px solid var(--line);
  padding-bottom:32px;
  margin-bottom:30px;
}
.article-cate{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:999px;
  background:var(--brand-soft);
  color:var(--brand);
  font-size:.8rem;
  font-weight:700;
  margin-bottom:18px;
}
.article-title{
  color:var(--dark);
  font-size:clamp(2rem,5.4vw,3.3rem);
  font-weight:800;
  line-height:1.2;
  letter-spacing:-.015em;
  margin:0 0 18px;
  word-wrap:break-word;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:18px;
  color:var(--muted);
  font-size:.9rem;
}
.article-meta-item{
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.article-content{
  color:#415f75;
  font-size:1.07rem;
  line-height:2;
  word-wrap:break-word;
  overflow-wrap:break-word;
}
.article-content > *:first-child{ margin-top:0; }
.article-content > *:last-child{ margin-bottom:0; }
.article-content p{ margin:0 0 1.45em; }
.article-content h2{
  font-size:1.78rem;
  line-height:1.35;
  color:var(--dark);
  margin:2em 0 .8em;
  font-weight:800;
}
.article-content h3{
  font-size:1.32rem;
  color:var(--dark-2);
  margin:1.7em 0 .7em;
  font-weight:750;
}
.article-content ul,
.article-content ol{
  margin:0 0 1.6em;
  padding-left:0;
}
.article-content ul{
  list-style:none;
}
.article-content ul li{
  position:relative;
  padding-left:1.7em;
  margin-bottom:.6em;
}
.article-content ul li::before{
  content:"";
  position:absolute;
  left:.3em;
  top:.75em;
  width:8px;
  height:8px;
  border-radius:999px;
  background:var(--brand-light);
}
.article-content ol{ padding-left:1.3em; }
.article-content ol li{ margin-bottom:.5em; padding-left:.2em; }
.article-content blockquote{
  border-left:4px solid var(--brand);
  background:#f2f8fd;
  color:#39607e;
  padding:18px 22px;
  margin:0 0 1.5em;
  border-radius:0 16px 16px 0;
}
.article-content blockquote p{ margin:0; }
.article-content a{
  color:var(--brand);
  text-decoration:underline;
  text-decoration-color:#9fc4e5;
  text-underline-offset:4px;
}
.article-content a:hover{ color:#125b99; text-decoration-color:currentColor; }
.article-content img{
  border-radius:18px;
  border:1px solid rgba(20,66,100,.1);
  margin:1.6em auto;
  box-shadow:0 1px 2px rgba(0,0,0,.05),0 18px 38px rgba(16,45,75,.08);
}
.article-content figure{ margin:1.8em 0; }
.article-content figcaption{ text-align:center; color:var(--muted); font-size:.86rem; margin-top:10px; }
.article-content hr{
  border:0;
  border-top:1px solid var(--line);
  margin:2.2em 0;
}
.article-content code{
  background:#eef4fa;
  padding:.15em .5em;
  border-radius:6px;
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  font-size:.92em;
  color:#1b4f7b;
}
.article-content pre{
  background:#0f283d;
  color:#dbeaf5;
  padding:20px 22px;
  border-radius:18px;
  overflow-x:auto;
  line-height:1.8;
  font-size:.94rem;
  margin:0 0 1.6em;
}
.article-content pre code{
  background:transparent;
  color:inherit;
  padding:0;
  font-size:inherit;
}
.article-content table{
  width:100%;
  border-collapse:collapse;
  margin:0 0 1.6em;
  font-size:.95rem;
}
.article-content th,
.article-content td{
  border:1px solid var(--line);
  padding:10px 14px;
  text-align:left;
}
.article-content th{ background:var(--brand-soft); color:var(--dark-2); font-weight:700; }
.article-content mark{
  background:#fff4d6;
  color:#5f4a0c;
  border-radius:4px;
  padding:0 .3em;
}

/* not found */
.not-found{
  background:#fff;
  border:1px solid var(--line);
  border-radius:28px;
  padding:48px 28px;
  text-align:center;
  box-shadow:var(--shadow-sm);
}
.not-found h1{
  color:var(--dark);
  font-size:2.1rem;
  font-weight:800;
  margin:0 0 22px;
}
.not-found .btn{
  min-width:150px;
}

/* article extra guide */
.article-extra{
  max-width:1180px;
  margin:52px auto 20px;
  padding-inline:22px;
}
.guide-card{
  background:#fff;
  border:1px solid #e8f0f7;
  border-radius:24px;
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}
.guide-card-inner{
  display:grid;
  grid-template-columns:1.3fr .9fr;
  align-items:center;
  gap:14px;
}
.guide-copy{
  padding:34px 38px;
}
.guide-copy h2{
  color:var(--dark);
  font-size:1.8rem;
  font-weight:800;
  line-height:1.3;
  margin:0 0 14px;
}
.guide-copy p{
  color:var(--text);
  font-size:1.02rem;
  line-height:1.85;
  margin:0 0 24px;
}
.guide-copy .btn-secondary{
  background:#eff6fc;
}
.guide-img img{
  width:100%;
  height:280px;
  object-fit:cover;
}

/* footer */
.site-footer{
  background:#0a2234;
  color:#c6d6e4;
  margin-top:70px;
}
.site-footer a:hover{ color:#fff; }
.site-footer .container{ padding-top:16px; }
.footer-top{
  display:grid;
  grid-template-columns:2fr 1fr 1fr;
  gap:40px;
  padding:42px 0 28px;
}
.footer-brand h3{
  font-size:1.28rem;
  color:#fff;
  font-weight:800;
  margin:.6rem 0 .55rem;
}
.footer-brand p{
  font-size:.95rem;
  line-height:1.8;
  color:#b4cbdc;
  margin:0 0 18px;
  max-width:420px;
}
.footer-logo{
  display:inline-flex;
  width:42px;
  height:42px;
  border-radius:13px;
  background:rgba(255,255,255,.1);
  color:#fff;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(255,255,255,.08);
}
.footer-title{
  color:#fff;
  font-size:1.03rem;
  font-weight:750;
  margin:0 0 16px;
  letter-spacing:.01em;
}
.footer-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:9px;
}
.footer-list a{
  color:#adc9dc;
  font-size:.94rem;
  line-height:1.5;
}
.site-footer .status-chip{
  background:rgba(255,255,255,.09);
  color:#c0e6cf;
}
.site-footer .status-chip::before{ background:#6cd69c; box-shadow:0 0 0 3px rgba(108,214,156,.16); }
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0;
  color:#8da6ba;
  font-size:.86rem;
}

/* utils visible only for structure */
.sr-only{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border-width:0;
}

/* responsive */
@media (max-width:1024px){
  .header-inner{ min-height:72px; }
  .logo-name-sub{ display:none; }
  .guide-card-inner{
    grid-template-columns:1fr;
  }
  .guide-img img{ height:230px; }
}

@media (max-width:800px){
  .footer-top{ grid-template-columns:1fr 1fr; gap:30px; }
  .footer-brand{ grid-column:1/-1; }
  .nav-list a{ white-space:nowrap; }
}

@media (max-width:768px){
  .nav-toggle{
    display:flex;
    margin-left:4px;
  }
  .main-nav{
    position:fixed;
    top:72px;
    left:0;
    right:0;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-lg);
    padding:22px;
    flex-direction:column;
    align-items:stretch;
    gap:18px;
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    pointer-events:none;
  }
  .main-nav.open{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
    pointer-events:auto;
  }
  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:4px;
  }
  .nav-list a{
    padding:12px 16px;
    border-radius:14px;
  }
  .nav-actions{
    flex-wrap:wrap;
    justify-content:space-between;
  }
  .nav-actions .btn{
    flex:1;
  }
  .header-inner{
    flex-wrap:wrap;
  }
  .article-page{
    padding:28px 16px 0;
  }
  .article-card{
    border-radius:20px;
  }
  .guide-copy{ padding:28px 24px; }
}

@media (max-width:520px){
  .status-chip{
    padding:5px 10px;
  }
  .logo-name-main{
    font-size:1.03rem;
  }
  .logo-glyph{
    width:36px;
    height:36px;
    border-radius:11px;
  }
  .footer-top{
    grid-template-columns:1fr;
    gap:24px;
  }
  .article-meta{
    gap:14px;
  }
  .article-title{
    font-size:1.75rem;
  }
  .not-found h1{
    font-size:1.8rem;
  }
}

/* roulang page: category1 */
:root {
  --brand: #1A6FB5;
  --brand-deep: #12568F;
  --brand-light: #2F8DD1;
  --brand-lighter: #7DB5DF;
  --amber: #F0B34C;
  --ink: #0D2B45;
  --ink-2: #25465F;
  --muted: #536D82;
  --cloud: #F6FAFD;
  --soft: #EDF5FC;
  --line: #D6E6F2;
  --white: #ffffff;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 8px 20px rgba(20, 63, 106, 0.07);
  --shadow-md: 0 16px 34px rgba(20, 63, 106, 0.11);
  --shadow-brand: 0 12px 22px rgba(26, 111, 181, 0.18);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--cloud);
  color: var(--muted);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, p, ul, ol, figure {
  margin: 0;
  padding: 0;
}

h1, h2, h3 {
  color: var(--ink);
  line-height: 1.3;
  font-weight: 700;
}

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

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

ul, ol {
  list-style: none;
}

button,
input,
summary,
select,
textarea {
  font: inherit;
}

::-moz-selection {
  background: var(--brand);
  color: #fff;
}

::selection {
  background: var(--brand);
  color: #fff;
}

:where(a, button, input, summary, [tabindex]):focus-visible {
  outline: 3px solid rgba(26, 111, 181, 0.3);
  outline-offset: 3px;
  border-radius: 6px;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

.section {
  padding: 92px 0;
}

.section-soft {
  background: var(--soft);
}

.section-white {
  background: var(--white);
}

.section-heading {
  max-width: 820px;
  margin-bottom: 44px;
}

.section-heading.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.overline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--brand);
  background: rgba(26, 111, 181, 0.08);
  border: 1px solid rgba(26, 111, 181, 0.12);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.section-title {
  font-size: clamp(1.85rem, 3vw, 2.55rem);
  margin-top: 16px;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.section-sub {
  font-size: 1.05rem;
  max-width: 680px;
}

.section-heading.center .section-sub {
  margin-left: auto;
  margin-right: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(246, 250, 253, 0.94);
  border-bottom: 1px solid rgba(214, 230, 242, 0.9);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition: box-shadow .3s ease, background .3s ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 26px rgba(20, 63, 106, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  min-height: 76px;
  gap: 24px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-glyph {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--brand), var(--brand-light));
  color: #fff;
  box-shadow: 0 10px 20px rgba(26, 111, 181, 0.22);
}

.logo-glyph svg {
  width: 24px;
  height: 24px;
}

.logo-name {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-name-main {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.logo-name-sub {
  font-size: 0.76rem;
  color: var(--muted);
  margin-top: 2px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-list a {
  display: block;
  padding: 8px 16px;
  border-radius: 999px;
  color: var(--ink-2);
  font-weight: 600;
  font-size: 0.94rem;
  transition: color .25s ease, background .25s ease;
}

.nav-list a:hover {
  background: var(--soft);
  color: var(--brand);
}

.nav-list a.active {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 8px 16px rgba(26, 111, 181, 0.14);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 6px;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #28794e;
  background: rgba(52, 168, 117, 0.09);
  border: 1px solid rgba(52, 168, 117, 0.16);
  padding: 5px 12px;
  border-radius: 999px;
  white-space: nowrap;
}

.status-chip::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #34a875;
  box-shadow: 0 0 0 4px rgba(52, 168, 117, 0.16);
}

.nav-actions .btn {
  padding: 9px 18px;
  font-size: 0.9rem;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  cursor: pointer;
  margin-left: auto;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
  border-radius: 4px;
  transition: transform .3s ease, opacity .3s ease;
}

body.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

body.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

body.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 12px 22px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1;
  transition: all .3s ease;
  cursor: pointer;
}

.btn-primary {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
  box-shadow: 0 10px 22px rgba(26, 111, 181, 0.18);
}

.btn-primary:hover {
  background: var(--brand-deep);
  border-color: var(--brand-deep);
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(26, 111, 181, 0.22);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.8);
  color: var(--brand);
  border-color: rgba(26, 111, 181, 0.38);
}

.btn-outline:hover {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}

.btn-outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}

.btn-outline-white:hover {
  background: #fff;
  color: var(--ink);
}

.hero-page {
  position: relative;
  overflow: hidden;
  padding: 112px 0 96px;
  background-image: linear-gradient(100deg, rgba(246, 250, 253, 0.98) 0%, rgba(233, 245, 252, 0.96) 46%, rgba(220, 240, 250, 0.9) 100%), url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 52px;
  align-items: center;
}

.hero-copy .overline {
  background: rgba(255, 255, 255, 0.7);
}

.display-hero {
  font-size: clamp(1.9rem, 4.5vw, 3.4rem);
  line-height: 1.25;
  letter-spacing: -0.03em;
  margin: 22px 0 20px;
}

.display-hero .brand-accent {
  color: var(--brand);
  position: relative;
  white-space: nowrap;
}

.hero-lead {
  max-width: 620px;
  font-size: 1.08rem;
  margin-bottom: 32px;
  color: var(--ink-2);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.hero-visual {
  position: relative;
}

.media-frame {
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(20, 63, 106, 0.15);
  border: 8px solid rgba(255, 255, 255, 0.85);
  background: var(--white);
  transform: rotate(0.5deg);
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.float-card {
  position: absolute;
  left: -24px;
  bottom: 28px;
  background: #fff;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 12px 18px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--ink);
  font-size: 0.88rem;
}

.float-card .green-dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: #34a875;
  box-shadow: 0 0 0 5px rgba(52, 168, 117, 0.13);
}

.check-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.check-card {
  background: #fff;
  border: 1px solid rgba(214, 230, 242, 0.8);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.check-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(26, 111, 181, 0.2);
}

.check-index {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--brand-light);
  letter-spacing: 0.12em;
  display: block;
  margin-bottom: 18px;
}

.check-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.check-card p {
  color: var(--muted);
  font-size: 0.95rem;
}

.split-section {
  background: var(--soft);
}

.long-guide {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.guide-media {
  position: relative;
}

.guide-media .media-frame {
  border: 0;
  border-radius: 24px;
  box-shadow: var(--shadow-md);
}

.guide-media img {
  aspect-ratio: 4 / 3;
}

.guide-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.guide-list li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 16px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(214, 230, 242, 0.8);
}

.guide-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.guide-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 800;
  margin-top: 4px;
}

.guide-list h3 {
  font-size: 1.05rem;
  margin-bottom: 7px;
}

.guide-list p {
  font-size: 0.96rem;
}

.catalogue-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.catalogue-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .3s ease, box-shadow .3s ease;
}

.catalogue-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.catalogue-card--large {
  grid-column: auto;
}

.catalogue-media {
  overflow: hidden;
  min-height: 220px;
  background: var(--soft);
}

.catalogue-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 260px;
  transition: transform .6s ease;
}

.catalogue-card:hover .catalogue-media img {
  transform: scale(1.03);
}

.catalogue-copy {
  padding: 32px;
}

.catalogue-tag {
  display: inline-block;
  padding: 4px 11px;
  border-radius: 999px;
  background: rgba(26, 111, 181, 0.09);
  color: var(--brand);
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.catalogue-copy h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.catalogue-copy p {
  color: var(--muted);
  margin-bottom: 16px;
}

.catalogue-copy ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 18px;
}

.catalogue-copy ul li {
  position: relative;
  padding-left: 18px;
  color: var(--ink-2);
  font-size: 0.93rem;
}

.catalogue-copy ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--amber);
}

.small-card-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.small-card {
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
}

.small-card:hover {
  border-color: rgba(26, 111, 181, 0.26);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.small-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: var(--soft);
  color: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.small-icon svg {
  width: 23px;
  height: 23px;
}

.small-card h3 {
  font-size: 1.07rem;
  margin-bottom: 8px;
}

.small-card p {
  font-size: 0.92rem;
}

.access-path {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.78);
}

.access-path .section-title,
.access-path h3 {
  color: #fff;
}

.access-path .overline {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.16);
}

.path-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 38px;
}

.step-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 22px;
  padding: 30px;
  position: relative;
  transition: background .3s ease, border-color .3s ease;
}

.step-card:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.22);
}

.step-number {
  font-size: 0.74rem;
  font-weight: 800;
  color: var(--amber);
  letter-spacing: 0.16em;
}

.step-card h3 {
  margin: 16px 0 10px;
  font-size: 1.15rem;
}

.step-card p {
  font-size: 0.96rem;
  color: rgba(255, 255, 255, 0.72);
}

.faq-section {
  background: var(--cloud);
}

.faq-accordion {
  max-width: 860px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-accordion details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 8px 22px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .3s ease, border-color .3s ease;
}

.faq-accordion details[open] {
  border-color: rgba(26, 111, 181, 0.22);
  box-shadow: var(--shadow-md);
}

.faq-accordion summary {
  cursor: pointer;
  color: var(--ink);
  font-weight: 700;
  font-size: 1rem;
  padding: 18px 0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

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

.faq-accordion summary::after {
  content: "+";
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 111, 181, 0.08);
  color: var(--brand);
  font-size: 1.3rem;
  line-height: 1;
  transition: transform .3s ease, background .3s ease, color .3s ease;
}

.faq-accordion details[open] summary::after {
  content: "−";
  transform: rotate(180deg);
  background: var(--brand);
  color: #fff;
}

.faq-answer {
  padding: 0 0 24px;
  color: var(--muted);
  max-width: 720px;
  line-height: 1.85;
}

.update-band {
  background: linear-gradient(120deg, rgba(237, 245, 252, 0.95), rgba(237, 245, 252, 0.8)), url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
}

.update-box {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  background: #fff;
  border-radius: 28px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
  padding: 48px 32px;
  position: relative;
  overflow: hidden;
}

.update-box h2 {
  font-size: clamp(1.65rem, 3vw, 2.3rem);
  margin: 18px 0 14px;
}

.update-box p {
  font-size: 1.02rem;
  color: var(--muted);
  max-width: 650px;
  margin: 0 auto 28px;
}

.contact-section {
  background: var(--white);
  border-top: 1px solid var(--line);
}

.contact-inner {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.site-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.7);
  padding-top: 60px;
  font-size: 0.94rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 44px;
}

.footer-brand p {
  max-width: 520px;
  margin-top: 14px;
  color: rgba(255, 255, 255, 0.58);
  line-height: 1.9;
}

.footer-logo {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-logo svg {
  width: 22px;
  height: 22px;
}

.site-footer h3 {
  color: #fff;
  font-size: 1.18rem;
  margin-top: 18px;
}

.footer-title {
  color: #fff;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
  opacity: 0.75;
}

.footer-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.66);
  transition: color .25s ease, transform .25s ease;
}

.footer-list a:hover {
  color: #fff;
  transform: translateX(3px);
}

.site-footer .status-chip {
  background: rgba(52, 168, 117, 0.18);
  border-color: rgba(52, 168, 117, 0.24);
  color: #d8f5e8;
  margin-top: 16px;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 22px 0;
  color: rgba(255, 255, 255, 0.48);
  font-size: 0.8rem;
}

@media (min-width: 768px) {
  .check-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .long-guide {
    grid-template-columns: 1fr 1fr;
  }

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

  .catalogue-card--large {
    grid-column: 1 / -1;
  }

  .small-card-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .path-steps {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-top {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

@media (max-width: 1023px) {
  .nav-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: fixed;
    top: 74px;
    left: 16px;
    right: 16px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 22px;
    box-shadow: 0 24px 60px rgba(20, 63, 106, 0.16);
    padding: 12px 0 16px;
    align-items: flex-start;
    flex-direction: column;
    gap: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity .28s ease, transform .28s ease, visibility .28s ease;
    z-index: 100;
  }

  .main-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-list {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 10px 12px;
  }

  .nav-list a {
    padding: 13px 16px;
    border-radius: 12px;
  }

  .nav-list a.active {
    box-shadow: none;
  }

  .nav-actions {
    width: 100%;
    flex-wrap: wrap;
    padding: 10px 14px 4px;
    margin-left: 0;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 68px 0;
  }

  .hero-page {
    padding: 80px 0;
  }

  .display-hero {
    font-size: 1.9rem;
  }

  .float-card {
    left: 12px;
    bottom: 16px;
    padding: 10px 14px;
  }

  .catalogue-copy {
    padding: 24px;
  }

  .catalogue-copy ul {
    grid-template-columns: 1fr;
  }

  .update-box {
    padding: 36px 22px;
  }

  .footer-bottom {
    flex-direction: column;
    justify-content: flex-start;
  }
}

@media (max-width: 520px) {
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }

  .logo-name-sub {
    display: none;
  }

  .header-actions .status-chip {
    display: none;
  }

  .check-grid,
  .small-card-row {
    grid-template-columns: 1fr;
  }

  .path-steps {
    grid-template-columns: 1fr;
  }

  .catalogue-actions,
  .hero-actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn,
  .catalogue-actions .btn {
    width: 100%;
  }
}

/* roulang page: category2 */
:root {
    --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
    --brand: #1A6FB5;
    --brand-light: #2F8DD1;
    --brand-dark: #0D2B45;
    --accent: #F0B34C;
    --app-bg: #F6FAFD;
    --panel: #EDF5FC;
    --line: #D9E7F2;
    --text: #0D2B45;
    --text-sub: #25465F;
    --muted: #5A748B;
    --white: #FFFFFF;
    --r-sm: 10px;
    --r-md: 16px;
    --r-lg: 24px;
    --shadow-soft: 0 16px 30px -26px rgba(13, 43, 69, 0.35);
    --shadow-hover: 0 24px 44px -28px rgba(13, 43, 69, 0.45);
  }

  * {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    font-family: var(--font-sans);
    background-color: var(--app-bg);
    color: var(--text);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }

  body,
  p,
  h1,
  h2,
  h3,
  ul,
  ol,
  li,
  figure,
  blockquote {
    margin: 0;
  }

  h1,
  h2,
  h3 {
    line-height: 1.3;
    color: var(--text);
  }

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

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

  button,
  input,
  summary {
    font-family: inherit;
  }

  .container {
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: 24px;
  }

  .section {
    padding-block: 88px;
  }

  .status-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: #1B7E4F;
    background: #E9F7EF;
    border: 1px solid #C9E8D7;
    padding: 5px 12px;
    border-radius: 999px;
    line-height: 1.6;
    white-space: nowrap;
  }

  .status-chip::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #1CA262;
    flex-shrink: 0;
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(246, 250, 253, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid #E3EEF7;
  }

  .header-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
  }

  .logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
  }

  .logo-glyph {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--brand-dark);
    color: #FFFFFF;
    border-radius: 12px;
    box-shadow: 0 10px 18px -14px rgba(13, 43, 69, 0.6);
    transition: background .25s ease, transform .25s ease;
  }

  .logo-glyph svg {
    width: 25px;
    height: 25px;
  }

  .logo:hover .logo-glyph {
    background: var(--brand);
    transform: translateY(-2px);
  }

  .logo-name {
    display: flex;
    flex-direction: column;
    line-height: 1.25;
  }

  .logo-name-main {
    font-size: 19px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: .01em;
  }

  .logo-name-sub {
    font-size: 12px;
    color: var(--muted);
    margin-top: 3px;
    letter-spacing: .08em;
  }

  .main-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex: 1;
  }

  .nav-list {
    list-style: none;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
  }

  .nav-list a {
    display: inline-flex;
    padding: 10px 16px;
    border-radius: 999px;
    font-weight: 500;
    color: var(--text-sub);
    transition: background .25s ease, color .25s ease;
  }

  .nav-list a:hover {
    background: #FFFFFF;
    color: var(--brand);
    box-shadow: var(--shadow-soft);
  }

  .nav-list a.active {
    background: var(--brand);
    color: #FFFFFF;
    font-weight: 600;
  }

  .nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid transparent;
    border-radius: var(--r-sm);
    padding: 13px 22px;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.2;
    cursor: pointer;
    transition: all .25s ease;
  }

  .btn:focus-visible {
    outline: 3px solid rgba(26, 111, 181, .35);
    outline-offset: 3px;
  }

  .btn-primary {
    background: var(--brand);
    color: #FFFFFF;
    border-color: var(--brand);
    box-shadow: 0 10px 20px -16px rgba(26, 111, 181, .7);
  }

  .btn-primary:hover {
    background: var(--brand-dark);
    border-color: var(--brand-dark);
    transform: translateY(-2px);
    box-shadow: 0 16px 28px -20px rgba(13, 43, 69, .5);
  }

  .btn-secondary {
    background: #FFFFFF;
    color: var(--brand);
    border-color: var(--line);
    box-shadow: var(--shadow-soft);
  }

  .btn-secondary:hover {
    border-color: rgba(26, 111, 181, .45);
    color: var(--brand-light);
    transform: translateY(-2px);
  }

  .btn-light {
    background: #FFFFFF;
    color: var(--brand);
    border-color: #FFFFFF;
    box-shadow: 0 18px 30px -24px rgba(13, 43, 69, .8);
  }

  .btn-light:hover {
    background: #F1F7FC;
    transform: translateY(-2px);
  }

  .btn-outline-light {
    background: transparent;
    color: #FFFFFF;
    border-color: rgba(255, 255, 255, .7);
  }

  .btn-outline-light:hover {
    background: rgba(255, 255, 255, .1);
    border-color: #FFFFFF;
    transform: translateY(-2px);
  }

  .nav-toggle {
    display: none;
    width: 46px;
    height: 46px;
    background: #FFFFFF;
    border: 1px solid var(--line);
    border-radius: 12px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    padding: 12px;
  }

  .nav-toggle span {
    width: 20px;
    height: 2px;
    background: var(--text);
    border-radius: 3px;
    transition: all .25s ease;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .page-hero {
    position: relative;
    overflow: hidden;
    padding: 120px 0 96px;
  }

  .page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    background:
      linear-gradient(90deg, rgba(246, 250, 253, 0.98) 0%, rgba(237, 245, 252, 0.93) 45%, rgba(224, 238, 249, 0.75) 100%),
      url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
  }

  .page-hero .container {
    position: relative;
    z-index: 1;
  }

  .breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 38px;
  }

  .breadcrumbs ol {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    padding: 0;
  }

  .breadcrumbs li:not(:last-child)::after {
    content: "/";
    margin-left: 8px;
    color: #A2B8C9;
  }

  .breadcrumbs a:hover {
    color: var(--brand);
  }

  .hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid var(--line);
    padding: 8px 16px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    color: var(--brand);
    letter-spacing: .04em;
    box-shadow: var(--shadow-soft);
  }

  .hero-kicker svg {
    width: 16px;
    height: 16px;
  }

  .page-hero h1 {
    margin: 24px 0 20px;
    font-size: clamp(38px, 6vw, 64px);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
  }

  .hero-accent {
    color: var(--brand);
    position: relative;
  }

  .hero-desc {
    max-width: 640px;
    font-size: 17px;
    line-height: 1.9;
    color: var(--text-sub);
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 32px;
  }

  .hero-note {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
    margin-top: 28px;
    color: var(--muted);
    font-size: 14px;
  }

  .hero-visual {
    position: relative;
  }

  .hero-figure {
    border-radius: 32px;
    overflow: hidden;
    background: #EAF2F9;
    border: 6px solid rgba(255, 255, 255, 0.72);
    box-shadow: var(--shadow-hover);
    transform: rotate(2deg);
  }

  .hero-figure img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transform: rotate(0);
  }

  .hero-float {
    position: absolute;
    left: -18px;
    bottom: 28px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(217, 231, 242, .9);
    backdrop-filter: blur(12px);
    padding: 14px 18px;
    border-radius: 18px;
    box-shadow: 0 24px 44px -28px rgba(13, 43, 69, 0.45);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 14px;
    color: var(--text);
  }

  .hero-float svg {
    width: 22px;
    height: 22px;
    color: var(--brand);
  }

  .hero-grid {
    display: grid;
    grid-template-columns: 1.08fr 0.92fr;
    gap: 72px;
    align-items: center;
  }

  .content-section + .content-section {
    border-top: 1px solid #EDF3F8;
  }

  .section-head {
    max-width: 820px;
    margin-bottom: 52px;
  }

  .section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--brand);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: .08em;
  }

  .section-kicker::before {
    content: "";
    width: 22px;
    height: 2px;
    background: var(--brand);
    display: inline-block;
  }

  .section-title {
    font-size: clamp(30px, 4.2vw, 44px);
    font-weight: 800;
    margin: 14px 0 18px;
    letter-spacing: -0.02em;
  }

  .section-desc {
    color: var(--muted);
    font-size: 17px;
    line-height: 1.85;
  }

  .service-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
  }

  .service-row {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 24px;
    align-items: center;
    background: #FFFFFF;
    border: 1px solid var(--line);
    border-radius: 22px;
    padding: 30px 32px;
    box-shadow: 0 10px 24px -30px rgba(13, 43, 69, 0.35);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  }

  .service-row:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: #C9DEF0;
  }

  .service-num {
    width: 58px;
    height: 58px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(26, 111, 181, 0.08);
    border: 1px solid #CBDFEF;
    color: var(--brand);
    border-radius: 18px;
    font-weight: 800;
    font-size: 18px;
  }

  .service-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 6px;
  }

  .service-text {
    color: var(--muted);
    line-height: 1.8;
  }

  .tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #F4F8FB;
    border: 1px solid var(--line);
    color: var(--brand);
    font-size: 13px;
    padding: 6px 12px;
    border-radius: 999px;
    white-space: nowrap;
    font-weight: 600;
  }

  .tag::before {
    content: "·";
    font-weight: 900;
    margin-right: 2px;
  }

  .panel-section {
    background: var(--panel);
  }

  .insight-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 76px;
    align-items: center;
  }

  .insight-copy .section-title {
    margin-bottom: 20px;
  }

  .guide-list {
    list-style: none;
    padding: 0;
    margin: 30px 0 0;
    display: grid;
    gap: 20px;
  }

  .guide-list li {
    position: relative;
    padding-left: 38px;
    color: var(--text-sub);
    line-height: 1.85;
  }

  .guide-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 2px;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #FFFFFF;
    border: 1px solid #C6DDEF;
    border-radius: 50%;
    color: var(--brand);
    font-size: 13px;
    font-weight: 700;
  }

  .insight-note {
    margin-top: 28px;
    padding: 18px 22px;
    background: #FFFFFF;
    border-left: 4px solid var(--brand);
    border-radius: 12px;
    color: var(--muted);
    box-shadow: var(--shadow-soft);
  }

  .insight-media {
    border-radius: 30px;
    overflow: hidden;
    box-shadow: var(--shadow-hover);
    position: relative;
  }

  .insight-media img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
  }

  .timeline-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 36px;
    position: relative;
  }

  .timeline-row::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 29px;
    height: 2px;
    background: #D4E5F2;
    z-index: 0;
  }

  .timeline-step {
    position: relative;
    z-index: 1;
    padding-top: 16px;
    background: transparent;
  }

  .step-dot {
    width: 60px;
    height: 60px;
    background: #FFFFFF;
    border: 2px solid var(--brand);
    color: var(--brand);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 17px;
    margin-bottom: 22px;
    box-shadow: 0 0 0 8px rgba(26, 111, 181, 0.08);
  }

  .step-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
  }

  .step-text {
    color: var(--muted);
    line-height: 1.8;
    font-size: 15px;
  }

  .notice-banner {
    position: relative;
    border-radius: 28px;
    overflow: hidden;
    background:
      linear-gradient(105deg, rgba(13, 43, 69, 0.94) 0%, rgba(26, 111, 181, 0.86) 100%),
      url('/assets/images/backpic/back-3.png');
    background-size: cover;
    background-position: center;
    color: #FFFFFF;
    padding: 52px 54px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 36px;
  }

  .notice-banner h2 {
    color: #FFFFFF;
    font-size: clamp(24px, 3vw, 34px);
    margin-bottom: 10px;
  }

  .notice-banner p {
    color: rgba(255, 255, 255, 0.86);
    line-height: 1.8;
  }

  .notice-banner .status-chip {
    background: rgba(255, 255, 255, 0.16);
    color: #FFFFFF;
    border-color: rgba(255, 255, 255, 0.42);
    flex-shrink: 0;
  }

  .notice-banner .status-chip::before {
    background: #FFFFFF;
  }

  .faq-grid {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 64px;
    align-items: start;
  }

  .faq-intro .btn {
    margin-top: 26px;
  }

  .faq-list {
    display: grid;
    gap: 14px;
  }

  .faq-item {
    background: #FFFFFF;
    border: 1px solid var(--line);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 8px 22px -32px rgba(13, 43, 69, 0.4);
    transition: border-color .25s ease, box-shadow .25s ease;
  }

  .faq-item:hover {
    border-color: #BFD6E9;
    box-shadow: var(--shadow-hover);
  }

  .faq-item summary {
    list-style: none;
    padding: 22px 52px 22px 24px;
    position: relative;
    cursor: pointer;
    color: var(--text);
    font-weight: 700;
    font-size: 16px;
    line-height: 1.55;
    transition: color .2s ease;
  }

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

  .faq-item summary::after {
    content: "+";
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--panel);
    border-radius: 50%;
    color: var(--brand);
    font-size: 20px;
    font-weight: 400;
    transition: transform .3s ease, background .3s ease, color .3s ease;
  }

  .faq-item[open] summary {
    color: var(--brand);
  }

  .faq-item[open] summary::after {
    transform: translateY(-50%) rotate(45deg);
    background: var(--brand);
    color: #FFFFFF;
  }

  .faq-answer {
    padding: 0 28px 24px 60px;
    color: var(--muted);
    line-height: 1.85;
    font-size: 16px;
  }

  .cta-panel {
    background: var(--brand);
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 36px;
    padding: 56px 60px;
    color: #FFFFFF;
    overflow: hidden;
    position: relative;
  }

  .cta-panel h2 {
    color: #FFFFFF;
    font-size: clamp(26px, 4vw, 40px);
    line-height: 1.35;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
  }

  .cta-panel p {
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    max-width: 620px;
  }

  .cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    flex-shrink: 0;
  }

  .site-footer {
    background: #0B2436;
    color: #9FB4C5;
  }

  .site-footer a {
    transition: color .25s ease;
  }

  .footer-top {
    display: grid;
    grid-template-columns: 1.7fr 0.9fr 1fr;
    gap: 56px;
    padding: 64px 0 44px;
  }

  .footer-brand {
    display: flex;
    gap: 18px;
    align-items: flex-start;
  }

  .footer-logo {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 14px;
  }

  .footer-brand h3 {
    color: #FFFFFF;
    font-size: 21px;
    font-weight: 700;
    margin: 0 0 8px;
  }

  .footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    color: #93A9BA;
    max-width: 460px;
    margin-bottom: 14px;
  }

  .footer-title {
    font-size: 17px;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 18px;
  }

  .footer-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 12px;
  }

  .footer-list a {
    color: #A4B9C9;
    font-size: 15px;
  }

  .footer-list a:hover {
    color: #FFFFFF;
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding: 24px 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px 28px;
    font-size: 13px;
    color: #7E95A6;
  }

  .footer-bottom span {
    line-height: 1.6;
  }

  @media (max-width: 1024px) {
    .container {
      padding-inline: 20px;
    }

    .hero-grid {
      gap: 44px;
      grid-template-columns: 1.05fr 0.9fr;
    }

    .page-hero h1 {
      font-size: 44px;
    }

    .service-row {
      grid-template-columns: auto minmax(0, 1fr);
    }

    .service-tag-wrapper {
      grid-column: 2;
      margin-top: -10px;
    }

    .timeline-row {
      gap: 24px;
    }
  }

  @media (max-width: 900px) {
    .header-inner {
      min-height: 66px;
    }

    .nav-toggle {
      display: inline-flex;
    }

    .main-nav {
      display: none;
      position: fixed;
      top: 74px;
      left: 16px;
      right: 16px;
      background: #FFFFFF;
      border: 1px solid var(--line);
      border-radius: 22px;
      padding: 16px;
      box-shadow: 0 30px 60px -30px rgba(13, 43, 69, 0.45);
      flex-direction: column;
      align-items: stretch;
      gap: 14px;
    }

    .main-nav.open {
      display: flex;
    }

    .nav-list {
      flex-direction: column;
      align-items: stretch;
      gap: 6px;
    }

    .nav-list a {
      width: 100%;
      justify-content: center;
    }

    .nav-actions {
      flex-direction: column;
      align-items: stretch;
    }

    .nav-actions .btn {
      width: 100%;
    }

    .page-hero {
      padding: 86px 0 68px;
    }

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

    .hero-figure {
      transform: none;
    }

    .notice-banner {
      padding: 36px 28px;
      flex-direction: column;
      align-items: flex-start;
    }

    .cta-panel {
      padding: 42px 34px;
      flex-direction: column;
      align-items: flex-start;
    }

    .faq-grid {
      grid-template-columns: 1fr;
      gap: 36px;
    }

    .footer-top {
      grid-template-columns: 1fr 1fr;
      gap: 36px;
    }

    .footer-brand {
      grid-column: span 2;
    }
  }

  @media (max-width: 640px) {
    .section {
      padding-block: 60px;
    }

    .logo-glyph {
      width: 38px;
      height: 38px;
      border-radius: 11px;
    }

    .logo-name-main {
      font-size: 17px;
    }

    .logo-name-sub {
      display: none;
    }

    .page-hero {
      padding: 64px 0 56px;
    }

    .page-hero h1 {
      font-size: 36px;
    }

    .hero-actions {
      flex-direction: column;
      align-items: stretch;
    }

    .hero-actions .btn {
      width: 100%;
    }

    .hero-float {
      left: 10px;
      bottom: 10px;
    }

    .service-row {
      grid-template-columns: 1fr;
      gap: 14px;
      padding: 24px;
    }

    .service-tag-wrapper {
      grid-column: auto;
    }

    .insight-grid {
      grid-template-columns: 1fr;
      gap: 36px;
    }

    .timeline-row {
      grid-template-columns: 1fr;
    }

    .timeline-row::before {
      display: none;
    }

    .timeline-step {
      padding-left: 0;
    }

    .faq-answer {
      padding: 0 22px 22px 22px;
    }

    .cta-panel {
      padding: 34px 24px;
    }

    .footer-top {
      grid-template-columns: 1fr;
      padding: 48px 0 36px;
    }

    .footer-brand {
      grid-column: auto;
      flex-direction: column;
    }

    .footer-bottom {
      flex-direction: column;
      align-items: flex-start;
    }
  }