/* roulang page: index */
:root {
  --brand: #0F5E55;
  --brand-2: #158A7A;
  --brand-soft: #E9F1EC;
  --paper: #F7F3EB;
  --paper-2: #FDFBF6;
  --dark: #1B332F;
  --dark-2: #172A25;
  --accent: #F26A3B;
  --accent-2: #D95327;
  --amber: #FFC37C;
  --ink: #2F3A36;
  --ink-2: #66736E;
  --line: #DDE6DF;
  --white: #fff;
  --font-head: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --radius-lg: 20px;
  --radius-md: 14px;
  --shadow-md: 0 16px 32px -20px rgba(20, 60, 50, 0.25);
  --shadow-lg: 0 32px 70px -35px rgba(20, 60, 50, 0.35);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

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

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

:focus-visible {
  outline: 3px solid rgba(242, 106, 59, 0.55);
  outline-offset: 2px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 92px 0;
}

.section-head {
  max-width: 860px;
  margin-bottom: 46px;
}

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--brand);
  font-weight: 700;
  letter-spacing: .1em;
  font-size: 14px;
  margin-bottom: 12px;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--accent);
  border-radius: 4px;
}

.section-head.center .eyebrow {
  justify-content: center;
}

h1, h2, h3 {
  font-family: var(--font-head);
  line-height: 1.35;
  color: var(--dark);
  font-weight: 700;
}

h2 {
  font-size: clamp(30px, 3.8vw, 42px);
  letter-spacing: .02em;
}

.lead {
  color: var(--ink-2);
  font-size: 17px;
  line-height: 1.85;
  margin-top: 16px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--brand);
  font-weight: 700;
  border-bottom: 1px solid rgba(15, 94, 85, .35);
  padding-bottom: 4px;
  transition: border-color .2s, color .2s, transform .2s;
}

.text-link:hover {
  color: var(--accent-2);
  border-color: var(--accent);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 52px;
  padding: 0 30px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .02em;
  cursor: pointer;
  transition: all .22s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 14px 26px -15px rgba(242, 106, 59, 0.65);
}

.btn-primary:hover {
  background: var(--accent-2);
  transform: translateY(-2px);
  box-shadow: 0 20px 30px -14px rgba(210, 80, 35, .5);
}

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

.btn-secondary {
  border-color: var(--brand);
  color: var(--brand);
  background: transparent;
}

.btn-secondary:hover {
  background: var(--brand-soft);
  border-color: var(--brand-2);
}

.btn-white {
  border-color: rgba(255, 255, 255, .85);
  color: #fff;
  background: transparent;
}

.btn-white:hover {
  background: rgba(255, 255, 255, .14);
  border-color: #fff;
}

.btn-sm {
  height: 42px;
  padding: 0 20px;
  font-size: 14px;
}

/* 导航 */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(23, 42, 37, .78);
  transition: background .3s ease, box-shadow .3s ease, border-color .3s ease;
  border-bottom: 1px solid rgba(255, 255, 255, .06);
}

.site-header.scrolled {
  background: rgba(23, 42, 37, .97);
  box-shadow: 0 12px 30px rgba(0, 0, 0, .22);
  border-bottom-color: rgba(255, 255, 255, .1);
}

.nav-wrap {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  min-height: 78px;
}

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

.logo-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 15px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: .02em;
  box-shadow: 0 6px 14px rgba(0, 0, 0, .2);
}

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

.logo-text strong {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .03em;
}

.logo-text small {
  font-size: 11px;
  color: rgba(255, 255, 255, .64);
  letter-spacing: .1em;
  margin-top: 3px;
  font-weight: 400;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
}

.nav-link {
  position: relative;
  color: rgba(255, 255, 255, .82);
  font-size: 15px;
  font-weight: 600;
  padding: 10px 2px;
  transition: color .2s;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .25s ease;
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
}

.nav-link.active::after,
.nav-link:hover::after {
  transform: scaleX(1);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: flex-end;
}

.nav-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 999px;
  color: rgba(255, 255, 255, .9);
  font-size: 13px;
}

.online-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #6FC09D;
  box-shadow: 0 0 0 4px rgba(111, 192, 157, .16);
}

.nav-burger {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, .2);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: transparent;
  transition: background .2s;
}

.nav-burger:hover {
  background: rgba(255, 255, 255, .08);
}

.nav-burger span {
  display: block;
  width: 18px;
  height: 2px;
  background: #fff;
  border-radius: 4px;
  transition: transform .25s, opacity .25s;
}

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

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

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

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  padding-top: 170px;
  padding-bottom: 80px;
  color: #fff;
  background: var(--dark-2);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(78deg, rgba(13, 34, 30, .94) 12%, rgba(20, 48, 42, .68) 60%, rgba(18, 42, 36, .48) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  align-items: end;
  gap: 64px;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .18);
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, .92);
  backdrop-filter: blur(4px);
}

.live-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 5px rgba(255, 195, 124, .16);
}

.hero-title {
  margin-top: 28px;
  font-size: clamp(40px, 5.4vw, 62px);
  font-weight: 700;
  line-height: 1.3;
  color: #fff;
  letter-spacing: .01em;
  max-width: 15em;
}

.hero-title span {
  display: block;
}

.hero-sub {
  margin-top: 24px;
  max-width: 660px;
  font-size: 18px;
  color: rgba(255, 255, 255, .82);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 38px;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-top: 28px;
}

.hero-proof span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, .75);
  font-size: 14px;
}

.hero-proof span::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.status-card {
  background: rgba(23, 42, 37, .72);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 24px;
  padding: 26px;
  backdrop-filter: blur(8px);
  position: relative;
  overflow: hidden;
}

.status-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  color: #fff;
}

.status-orb {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #6FC09D;
  box-shadow: 0 0 0 5px rgba(111, 192, 157, .18);
}

.status-card-body {
  margin-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding-top: 20px;
}

.status-card-body dl {
  display: grid;
  gap: 16px;
}

.status-card-body dt {
  font-size: 12px;
  color: rgba(255, 255, 255, .55);
}

.status-card-body dd {
  font-size: 15px;
  color: rgba(255, 255, 255, .9);
  margin-top: 2px;
}

.status-stamp {
  position: absolute;
  right: -18px;
  bottom: -26px;
  font-size: 96px;
  font-weight: 800;
  font-family: var(--font-head);
  color: rgba(255, 255, 255, .04);
  line-height: 1;
  pointer-events: none;
}

/* 阶梯区块 */
.path-section {
  background: var(--paper);
}

.path-list {
  display: grid;
  gap: 18px;
  margin-top: 36px;
}

.step-item {
  position: relative;
  padding: 28px 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow-md);
  max-width: 82%;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
}

.step-item.step-1 {
  max-width: 70%;
}

.step-item.step-2 {
  max-width: 90%;
  margin-left: 10%;
  background: var(--dark);
  border-color: var(--dark);
  color: rgba(255, 255, 255, .82);
  box-shadow: var(--shadow-lg);
}

.step-item.step-3 {
  max-width: 94%;
  margin-left: 6%;
  border-color: rgba(15, 94, 85, .32);
}

.step-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.step-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.step-index {
  font-family: var(--font-head);
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.step-2 .step-index {
  color: var(--amber);
}

.step-topic {
  flex: 1;
  margin-left: 6px;
}

.step-topic h3 {
  font-family: var(--font-head);
  font-size: 23px;
  margin-top: 6px;
  color: var(--dark);
}

.step-2 .step-topic h3 {
  color: #fff;
}

.step-label {
  background: var(--brand-soft);
  color: var(--brand);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 13px;
  font-weight: 700;
}

.step-2 .step-label {
  background: rgba(255, 255, 255, .12);
  color: var(--amber);
}

.step-item p {
  margin-top: 18px;
  max-width: 760px;
  font-size: 15px;
}

.step-2 p {
  color: rgba(255, 255, 255, .72);
}

/* 对比区块 */
.compare-section {
  background: #F2EEE5;
}

.compare-wrap {
  margin-top: 40px;
}

.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-md);
}

.compare-table {
  width: 100%;
  min-width: 720px;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  font-size: 15px;
}

.compare-table th,
.compare-table td {
  padding: 17px 20px;
  text-align: center;
  border-bottom: 1px solid #EAF0EB;
}

.compare-table thead th {
  background: var(--dark);
  color: #F2EDE2;
  font-size: 15px;
  font-weight: 700;
  text-align: center;
}

.compare-table thead th:first-child {
  text-align: left;
}

.compare-table thead th.hot-col {
  background: var(--brand);
  color: #fff;
}

.compare-table th:first-child,
.compare-table td:first-child {
  text-align: left;
  font-weight: 700;
  color: var(--ink);
  min-width: 180px;
}

.compare-table td {
  color: var(--ink-2);
}

.compare-table td.no {
  color: #A8B2AD;
}

.compare-table td.limited {
  color: var(--brand-2);
  font-weight: 600;
}

.compare-table td.has {
  color: var(--brand);
  font-weight: 700;
}

.hot-badge {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  line-height: 1;
  padding: 5px 11px;
  border-radius: 999px;
  margin-left: 8px;
  vertical-align: middle;
}

.compare-note {
  margin-top: 18px;
  color: var(--ink-2);
  font-size: 14px;
}

/* 资讯卡片 */
.news-section {
  background: #EFF4F0;
}

.news-grid {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 26px;
  align-items: stretch;
  margin-top: 40px;
}

.post-card {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: transform .28s, box-shadow .28s, border-color .28s;
  display: flex;
  flex-direction: column;
}

.post-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(21, 138, 122, .5);
}

.post-card-featured {
  box-shadow: var(--shadow-md);
}

.post-thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--brand-soft);
}

.post-card-featured .post-thumb {
  aspect-ratio: 16 / 8.4;
}

.post-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.post-card:hover .post-thumb img {
  transform: scale(1.03);
}

.post-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 26px 26px 28px;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--ink-2);
}

.post-cat {
  display: inline-flex;
  background: var(--brand-soft);
  color: var(--brand);
  border-radius: 999px;
  padding: 4px 12px;
  font-weight: 700;
  font-size: 12px;
}

.post-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
  line-height: 1.5;
}

.post-card-featured h3 {
  font-size: 25px;
}

.post-card h3 a {
  transition: color .2s;
}

.post-card h3 a:hover {
  color: var(--brand-2);
}

.post-card p {
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.75;
  margin-top: auto;
}

.empty-notice {
  margin-top: 36px;
  border: 1px dashed rgba(15, 94, 85, .4);
  border-radius: var(--radius-lg);
  background: rgba(233, 241, 236, .55);
  text-align: center;
  padding: 72px 24px;
  color: var(--ink-2);
  font-size: 17px;
}

.empty-notice-box {
  display: inline-block;
  width: 100%;
  min-height: 100px;
}

/* 深色窗口 */
.window-section {
  background: var(--dark-2);
  color: rgba(255, 255, 255, .8);
  overflow: hidden;
  position: relative;
}

.window-section::before {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  border: 1px solid rgba(255, 255, 255, .06);
  border-radius: 48% 52% 60% 40%;
  top: -180px;
  right: -90px;
  transform: rotate(24deg);
}

.window-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 72px;
  align-items: center;
}

.window-copy h2 {
  color: #fff;
  margin-top: 12px;
}

.window-copy .lead {
  color: rgba(255, 255, 255, .64);
  max-width: 560px;
}

.window-cta {
  margin-top: 32px;
}

.time-card {
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 24px;
  padding: 32px;
}

.time-label {
  color: rgba(255, 255, 255, .7);
  font-size: 14px;
}

.time-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 24px;
}

.time-col {
  background: rgba(255, 255, 255, .07);
  border-radius: 16px;
  padding: 18px 10px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, .08);
}

.time-col strong {
  display: block;
  font-size: 34px;
  font-weight: 700;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.time-col span {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, .7);
  margin-top: 6px;
}

.time-note {
  margin-top: 20px;
  font-size: 13px;
  color: rgba(255, 255, 255, .5);
}

/* FAQ */
.faq-section {
  background: var(--paper);
}

.faq-list {
  max-width: 920px;
  margin-top: 42px;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color .2s, box-shadow .2s;
}

.faq-item.open {
  border-color: rgba(21, 138, 122, .35);
  box-shadow: var(--shadow-md);
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border: none;
  background: none;
  padding: 22px 26px;
  text-align: left;
  font-size: 17px;
  font-weight: 700;
  color: var(--dark);
  cursor: pointer;
}

.faq-q::after {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 22px;
  line-height: 1;
  transition: transform .25s, background .2s, color .2s;
}

.faq-item.open .faq-q::after {
  content: "−";
  background: var(--accent);
  color: #fff;
  transform: rotate(180deg);
}

.faq-a {
  display: none;
  padding: 0 26px 26px;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.8;
}

.faq-item.open .faq-a {
  display: block;
  animation: faqFade .3s ease;
}

@keyframes faqFade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 表单区 */
.contact-section {
  background: #FDFBF6;
}

.contact-grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 68px;
  align-items: center;
}

.contact-lists {
  list-style: none;
  margin-top: 28px;
  display: grid;
  gap: 18px;
}

.contact-lists li {
  display: flex;
  gap: 12px;
  color: var(--ink);
  align-items: flex-start;
}

.contact-lists li::before {
  content: "";
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--brand-soft);
  border: 1px solid var(--brand);
  margin-top: 5px;
  box-shadow: inset 0 0 0 5px #fff;
}

.form-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px;
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group.full {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 14px;
  font-weight: 700;
  color: var(--dark);
}

.form-control {
  width: 100%;
  height: 50px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #FCFAF5;
  padding: 0 16px;
  font-size: 15px;
  transition: border-color .2s, box-shadow .2s, background .2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--brand-2);
  box-shadow: 0 0 0 3px rgba(21, 138, 122, .18);
  background: #fff;
}

textarea.form-control {
  height: auto;
  min-height: 125px;
  padding: 14px 16px;
  resize: vertical;
}

select.form-control {
  appearance: auto;
}

.form-actions {
  margin-top: 10px;
}

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

.form-tip {
  font-size: 13px;
  color: var(--ink-2);
  text-align: center;
  margin-top: 14px;
}

/* 页脚 */
.site-footer {
  background: var(--dark-2);
  color: rgba(255, 255, 255, .72);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding: 72px 0 52px;
}

.footer-brand p {
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.85;
  max-width: 340px;
  color: rgba(255, 255, 255, .6);
}

.footer-col h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 18px;
  font-family: var(--font-body);
}

.footer-col ul {
  list-style: none;
  display: grid;
  gap: 10px;
}

.footer-col a {
  color: rgba(255, 255, 255, .64);
  font-size: 14px;
  transition: color .2s, padding-left .2s;
}

.footer-col a:hover {
  color: var(--amber);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08);
  padding: 22px 0;
  font-size: 13px;
  color: rgba(255, 255, 255, .42);
  text-align: center;
}

.footer-bottom p + p {
  margin-top: 4px;
}

/* 响应式 */
@media (max-width: 1023px) {
  .nav-meta {
    display: none;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(23, 42, 37, .98);
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    gap: 4px;
    padding: 16px 24px 26px;
    display: none;
    box-shadow: 0 18px 30px rgba(0, 0, 0, .24);
  }

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

  .nav-link {
    padding: 14px 8px;
    font-size: 16px;
    border-radius: 10px;
  }

  .nav-link.active {
    background: rgba(255, 255, 255, .06);
  }

  .nav-link::after {
    display: none;
  }

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

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .hero {
    min-height: auto;
    align-items: flex-start;
    padding-top: 160px;
    padding-bottom: 64px;
  }

  .section {
    padding: 76px 0;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 42px;
  }

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

@media (max-width: 767px) {
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }

  .nav-wrap {
    grid-template-columns: 1fr auto;
    gap: 10px;
    min-height: 68px;
  }

  .logo-mark {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    font-size: 15px;
  }

  .logo-text strong {
    font-size: 15px;
  }

  .logo-text small {
    font-size: 10px;
  }

  .header-cta {
    display: none;
  }

  .hero {
    padding-top: 132px;
    padding-bottom: 48px;
  }

  .hero-title {
    font-size: clamp(31px, 9vw, 44px);
  }

  .hero-sub {
    font-size: 16px;
  }

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

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

  .status-card {
    padding: 22px;
  }

  .section {
    padding: 64px 0;
  }

  h2 {
    font-size: 28px;
  }

  .lead {
    font-size: 16px;
  }

  .step-item,
  .step-item.step-1,
  .step-item.step-2,
  .step-item.step-3 {
    max-width: 100%;
    margin-left: 0;
  }

  .step-top {
    flex-wrap: wrap;
  }

  .compare-table {
    min-width: 680px;
  }

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

  .post-card-featured .post-thumb {
    aspect-ratio: 16 / 10;
  }

  .post-card h3 {
    font-size: 19px;
  }

  .window-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .time-grid {
    gap: 10px;
  }

  .time-col strong {
    font-size: 27px;
  }

  .faq-q {
    padding: 18px 18px;
    font-size: 15px;
  }

  .faq-a {
    padding: 0 18px 20px;
  }

  .form-panel {
    padding: 24px 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .contact-lists li {
    font-size: 14px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 58px 0 44px;
  }
}

/* roulang page: article */
:root{
  --brand:#0F5E55;
  --brand-light:#158A7A;
  --brand-soft:#E9F1EC;
  --brand-deep:#1B332F;
  --brand-night:#172A25;
  --sunset:#F26A3B;
  --sunset-dark:#D95327;
  --apricot:#FFC37C;
  --paper:#F7F3EB;
  --card:#FFFFFF;
  --ink:#2F3A36;
  --muted:#66736E;
  --line:#DBE5DE;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --radius-lg:20px;
  --radius-md:16px;
  --shadow-card:0 16px 32px -24px rgba(20,60,50,.28);
  --container:1280px;
  --space:96px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--ink);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(21,138,122,.5);outline-offset:2px;border-radius:6px;
}
ul,ol{list-style:none}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:999px;
  font-family:var(--sans);
  font-weight:700;
  font-size:16px;
  line-height:1.2;
  height:50px;
  padding:0 28px;
  cursor:pointer;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--sunset);
  color:#fff;
  border-color:var(--sunset);
  box-shadow:0 8px 20px -12px rgba(242,106,59,.75);
}
.btn-primary:hover{
  background:var(--sunset-dark);
  border-color:var(--sunset-dark);
  transform:translateY(-2px);
  box-shadow:0 12px 24px -14px rgba(217,83,39,.8);
}
.btn-primary:active{transform:translateY(1px)}
.btn-secondary{
  background:transparent;
  color:var(--brand);
  border-color:var(--brand-light);
}
.btn-secondary:hover{
  background:var(--brand-soft);
  border-color:var(--brand);
  transform:translateY(-2px);
}
.btn-on-dark{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.85);
}
.btn-on-dark:hover{
  background:rgba(255,255,255,.14);
  border-color:#fff;
  color:#fff;
  transform:translateY(-2px);
}
.btn-sm{height:42px;padding:0 20px;font-size:14px}

/* 顶部导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:900;
  background:linear-gradient(180deg,rgba(23,42,37,.96),rgba(27,51,47,.96));
  border-bottom:1px solid rgba(255,255,255,.08);
  backdrop-filter:blur(14px);
}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:76px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:12px;
}
.logo-mark{
  width:44px;
  height:44px;
  border-radius:14px 14px 8px 14px;
  background:var(--brand-soft);
  color:var(--brand);
  font-family:var(--sans);
  font-weight:900;
  font-size:18px;
  letter-spacing:.5px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 0 0 1px rgba(255,255,255,.15), 0 6px 14px -10px rgba(0,0,0,.5);
}
.logo-text{
  display:flex;
  flex-direction:column;
  line-height:1.2;
}
.logo-text strong{
  color:#fff;
  font-size:19px;
  font-weight:800;
  letter-spacing:.5px;
}
.logo-text small{
  color:rgba(255,255,255,.6);
  font-size:12px;
  letter-spacing:1px;
}
.site-nav{
  display:flex;
  align-items:center;
  gap:30px;
}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  font-size:15px;
  font-weight:600;
  color:rgba(255,255,255,.82);
  padding:10px 0;
  transition:color .2s ease;
}
.nav-link:hover{
  color:#fff;
}
.nav-link.active{
  color:#fff;
}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-2px;
  height:3px;
  border-radius:3px;
  background:var(--sunset);
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:20px;
}
.nav-meta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.65);
}
.online-dot{
  position:relative;
  width:8px;
  height:8px;
  border-radius:50%;
  background:#3CBE92;
  display:inline-block;
}
.online-dot::after{
  content:"";
  position:absolute;
  inset:-4px;
  border-radius:50%;
  border:1px solid rgba(60,190,146,.6);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{transform:scale(.65);opacity:.9}
  70%{transform:scale(1.4);opacity:0}
  100%{opacity:0}
}
.nav-burger{
  width:40px;
  height:40px;
  border-radius:10px;
  display:none;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
  cursor:pointer;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);
}
.nav-burger span{
  display:block;
  width:17px;
  height:2px;
  border-radius:2px;
  background:#fff;
  transition:.3s ease;
}
.nav-open .nav-burger{
  background:rgba(255,255,255,.12);
}
.nav-open .nav-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-open .nav-burger span:nth-child(2){opacity:0}
.nav-open .nav-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 文章页 */
.article-main{
  background:
    radial-gradient(circle at 8% 18%,rgba(233,241,236,.6),transparent 26%),
    radial-gradient(circle at 92% 8%,rgba(255,195,124,.26),transparent 22%),
    var(--paper);
}

/* 顶部文章信息区 */
.article-heading{
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,rgba(233,241,236,.72),rgba(247,243,235,0));
  padding:36px 0 52px;
  position:relative;
  overflow:hidden;
}
.crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:14px;
  color:var(--muted);
  margin-bottom:28px;
}
.crumb a{
  color:var(--brand);
  font-weight:600;
  transition:color .2s;
}
.crumb a:hover{
  color:var(--sunset-dark);
}
.crumb-sep{opacity:.5}
.crumb-current{
  color:var(--ink);
  max-width:340px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.article-heading-inner{
  max-width:920px;
  margin-left:auto;
  margin-right:auto;
}
.article-head-tags{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:18px;
}
.cat-tag{
  display:inline-flex;
  align-items:center;
  background:var(--brand);
  color:#fff;
  border-radius:999px;
  padding:5px 15px;
  font-size:13px;
  font-weight:600;
}
.verify-tag{
  display:inline-flex;
  align-items:center;
  background:var(--apricot);
  color:#6b4b18;
  border-radius:999px;
  padding:5px 14px;
  font-size:13px;
  font-weight:600;
}
.article-heading h1{
  font-family:var(--serif);
  font-size:42px;
  line-height:1.38;
  color:var(--brand-deep);
  font-weight:800;
  letter-spacing:.2px;
  margin-bottom:18px;
}
.article-excerpt{
  font-size:16px;
  line-height:1.9;
  color:#46564F;
  background:rgba(255,255,255,.55);
  border-left:3px solid var(--brand-light);
  padding:4px 0 4px 18px;
}
.article-meta{
  margin-top:20px;
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:18px;
  font-size:14px;
  color:var(--muted);
}
.article-meta span{
  display:inline-flex;
  align-items:center;
  gap:7px;
}
.article-meta i{
  font-style:normal;
  color:var(--brand);
}

/* 正文区域 */
.article-content{
  padding:58px 0 24px;
}
.article-content-inner{
  max-width:820px;
  margin:0 auto;
  padding:0 4px;
}
.article-cover{
  margin-bottom:34px;
  overflow:hidden;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);
}
.article-cover img{
  width:100%;
  height:auto;
  max-height:430px;
  object-fit:cover;
}
.article-body{
  font-size:17px;
  line-height:1.95;
  color:var(--ink);
  letter-spacing:.1px;
}
.article-body p{
  margin-bottom:24px;
}
.article-body h2{
  font-family:var(--serif);
  font-size:27px;
  line-height:1.5;
  color:var(--brand-deep);
  margin:50px 0 20px;
  padding-left:16px;
  border-left:4px solid var(--brand-light);
}
.article-body h3{
  font-family:var(--serif);
  font-size:22px;
  line-height:1.55;
  color:var(--brand-deep);
  margin:36px 0 16px;
}
.article-body ul,.article-body ol{
  margin:0 0 24px;
  padding-left:22px;
}
.article-body ul li,.article-body ol li{
  margin-bottom:8px;
  padding-left:6px;
}
.article-body ul{
  list-style:disc;
}
.article-body ol{
  list-style:decimal;
}
.article-body a{
  color:var(--brand);
  font-weight:600;
  text-decoration:underline;
  text-underline-offset:3px;
  transition:color .2s;
}
.article-body a:hover{
  color:var(--sunset-dark);
}
.article-body blockquote{
  background:var(--brand-soft);
  border-left:4px solid var(--brand-light);
  border-radius:0 14px 14px 0;
  padding:20px 24px;
  margin:32px 0;
  color:#2B423B;
  font-size:16.5px;
}
.article-body blockquote p{
  margin-bottom:8px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{
  border-radius:14px;
  margin:28px 0;
  box-shadow:var(--shadow-card);
}
.article-body .tip-box{
  background:rgba(255,195,124,.28);
  border:1px solid rgba(242,106,59,.18);
  border-radius:16px;
  padding:18px 22px;
  margin:28px 0;
  color:#5B4317;
}
.article-body strong{
  color:var(--brand-deep);
}

/* 延伸阅读 */
.related-section{
  padding:64px 0 36px;
}
.related-header{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:30px;
}
.related-header h2{
  font-family:var(--serif);
  font-size:26px;
  color:var(--brand-deep);
  line-height:1.4;
}
.related-header p{
  font-size:14px;
  color:var(--muted);
  max-width:380px;
}
.related-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.related-card{
  display:grid;
  grid-template-columns:196px 1fr;
  gap:0;
  min-height:146px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:18px;
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.related-card:hover{
  transform:translateY(-4px);
  border-color:var(--brand-light);
  box-shadow:0 22px 34px -24px rgba(20,60,50,.32);
}
.related-cover{
  position:relative;
  overflow:hidden;
  background:var(--brand-soft);
}
.related-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .3s ease;
}
.related-card:hover .related-cover img{
  transform:scale(1.05);
}
.related-body{
  padding:20px 22px;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.related-body .re-tag{
  background:var(--brand-soft);
  color:var(--brand);
  border-radius:999px;
  display:inline-flex;
  align-self:flex-start;
  font-size:12px;
  padding:3px 12px;
  font-weight:700;
}
.related-body h3{
  font-family:var(--sans);
  font-weight:700;
  font-size:17px;
  line-height:1.55;
  color:var(--brand-deep);
}
.related-body span.link-text{
  margin-top:auto;
  color:var(--brand);
  font-size:14px;
  font-weight:700;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.related-body span.link-text::after{
  content:"→";
  transition:transform .2s ease;
}
.related-card:hover .link-text::after{
  transform:translateX(4px);
}

/* 文章底部CTA */
.article-cta{
  padding:44px 0 78px;
}
.cta-module{
  background:
    linear-gradient(110deg,rgba(23,42,37,.985),rgba(27,51,47,.94)),
    url(/assets/images/backpic/back-2.png);
  background-position:center;
  background-size:cover;
  border-radius:22px;
  padding:52px 60px;
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  overflow:hidden;
  position:relative;
}
.cta-module::after{
  content:"";
  position:absolute;
  right:-54px;
  bottom:-70px;
  width:210px;
  height:210px;
  border:1px solid rgba(255,255,255,.14);
  border-radius:50%;
}
.cta-content h2{
  font-family:var(--serif);
  font-size:27px;
  line-height:1.5;
  margin-bottom:8px;
}
.cta-content p{
  color:rgba(255,255,255,.72);
  font-size:15px;
  max-width:500px;
}
.cta-actions{
  position:relative;
  z-index:2;
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}

/* 内容未找到 */
.missing-block{
  padding:80px 0 100px;
}
.missing-box{
  max-width:620px;
  margin:0 auto;
  border:2px dashed #B8CCBF;
  border-radius:18px;
  background:rgba(255,255,255,.65);
  padding:58px 40px;
  text-align:center;
}
.missing-box .missing-icon{
  width:62px;
  height:62px;
  margin:0 auto 18px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:20px;
  background:var(--brand-soft);
  color:var(--brand);
  font-size:30px;
  font-weight:800;
}
.missing-box h2{
  font-family:var(--serif);
  font-size:26px;
  margin-bottom:12px;
  color:var(--brand-deep);
}
.missing-box p{
  color:var(--muted);
  font-size:15px;
  margin-bottom:26px;
}

/* 页脚 */
.site-footer{
  background:var(--brand-night);
  color:rgba(255,255,255,.8);
  padding:64px 0 0;
  position:relative;
  overflow:hidden;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:4px;
  background:linear-gradient(90deg,var(--sunset),transparent 40%,var(--brand-light));
  opacity:.8;
}
.footer-top{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1.1fr;
  gap:44px;
  padding-bottom:46px;
}
.footer-brand p{
  font-size:14px;
  line-height:1.9;
  color:rgba(255,255,255,.66);
  margin-top:18px;
  max-width:330px;
}
.footer-col h4{
  color:#fff;
  font-size:16px;
  margin-bottom:18px;
  font-weight:700;
  letter-spacing:1px;
  position:relative;
  padding-bottom:10px;
}
.footer-col h4::after{
  content:"";
  position:absolute;
  bottom:0;
  left:0;
  width:26px;
  height:3px;
  border-radius:3px;
  background:var(--sunset);
}
.footer-col ul li{
  margin-bottom:11px;
}
.footer-col ul a{
  color:rgba(255,255,255,.68);
  font-size:14px;
  transition:color .2s,padding-left .2s;
}
.footer-col ul a:hover{
  color:#fff;
  padding-left:5px;
}
.footer-col ul li.no-link{
  font-size:14px;
  color:rgba(255,255,255,.52);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;
  display:flex;
  flex-wrap:wrap;
  gap:8px 26px;
  justify-content:space-between;
  font-size:13px;
  color:rgba(255,255,255,.48);
}

/* 响应式 */
@media (max-width:1200px){
  .site-nav{gap:20px}
  .nav-meta{display:none}
  .article-heading h1{font-size:36px}
}
@media (max-width:1023px){
  .site-header{
    background:var(--brand-night);
  }
  .nav-wrap{
    min-height:68px;
  }
  .site-nav{
    position:fixed;
    top:0;
    right:0;
    bottom:0;
    width:min(76%,330px);
    background:var(--brand-night);
    border-left:1px solid rgba(255,255,255,.1);
    flex-direction:column;
    align-items:flex-start;
    justify-content:flex-start;
    gap:6px;
    padding:90px 28px 34px;
    transform:translateX(105%);
    transition:transform .3s ease;
    box-shadow:-20px 0 36px rgba(0,0,0,.24);
    overflow-y:auto;
  }
  .nav-open .site-nav{
    transform:translateX(0);
  }
  .site-nav .nav-link{
    font-size:17px;
    padding:13px 4px;
    width:100%;
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .site-nav .nav-link.active::after{
    bottom:-1px;
    width:26px;
    right:auto;
  }
  .header-cta{
    display:none;
  }
  .nav-burger{
    display:inline-flex;
  }
  .nav-open .nav-burger .bar{background:var(--sunset)}
  .footer-top{
    grid-template-columns:1fr 1fr;
    gap:36px;
  }
  .cta-module{
    flex-direction:column;
    align-items:flex-start;
    padding:42px 34px;
  }
  .related-grid{
    grid-template-columns:1fr;
  }
}
@media (max-width:767px){
  .container{
    padding-left:18px;
    padding-right:18px;
  }
  .article-heading{
    padding:26px 0 34px;
  }
  .crumb{
    font-size:13px;
  }
  .article-heading h1{
    font-size:28px;
    line-height:1.45;
  }
  .article-excerpt{
    font-size:15px;
    padding-left:14px;
  }
  .article-meta{
    gap:10px 16px;
  }
  .article-content{
    padding:28px 0 10px;
  }
  .article-body{
    font-size:16px;
  }
  .article-body h2{
    font-size:23px;
  }
  .article-body h3{
    font-size:20px;
  }
  .related-grid{
    grid-template-columns:1fr;
  }
  .related-card{
    grid-template-columns:132px 1fr;
  }
  .related-body{
    padding:16px;
  }
  .related-body h3{
    font-size:15px;
  }
  .cta-module{
    padding:36px 26px;
    border-radius:18px;
  }
  .cta-content h2{
    font-size:22px;
  }
  .cta-actions{
    flex-direction:column;
    align-items:stretch;
    width:100%;
  }
  .cta-actions .btn{
    width:100%;
  }
  .footer-top{
    grid-template-columns:1fr;
    gap:34px;
  }
  .footer-bottom{
    flex-direction:column;
    justify-content:flex-start;
  }
  .logo-text strong{
    font-size:17px;
  }
  .logo-mark{
    width:40px;
    height:40px;
    font-size:16px;
  }
}
@media (max-width:480px){
  .related-card{
    grid-template-columns:1fr;
  }
  .related-cover{
    min-height:160px;
  }
  .article-meta{
    display:flex;
    flex-direction:column;
    align-items:flex-start;
    gap:8px;
  }
}

/* roulang page: category1 */
:root {
  --brand: #0F5E55;
  --brand-lighter: #158A7A;
  --brand-soft: #E9F1EC;
  --paper: #F7F3EB;
  --white: #FFFFFF;
  --ink: #2F3A36;
  --ink-muted: #66736E;
  --accent: #F26A3B;
  --accent-hover: #D95327;
  --gold: #FFC37C;
  --dark: #1B332F;
  --dark-deep: #172A25;
  --border-soft: #DFE8E2;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-card: 0 16px 32px -20px rgba(20, 60, 50, 0.25);
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 130px;
}
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
ul, ol { margin: 0; padding: 0; }
li { list-style: none; }
p { margin: 0 0 18px; }
a {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}
button {
  font-family: inherit;
  border: none;
  cursor: pointer;
}
h1, h2, h3, h4 {
  line-height: 1.35;
  margin-top: 0;
  font-family: var(--serif);
}
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  font-weight: 600;
  line-height: 1;
  transition: all .25s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn:focus-visible {
  outline: 3px solid rgba(242, 106, 59, .35);
  outline-offset: 2px;
}
.btn-primary {
  height: 52px;
  padding: 0 26px;
  background: var(--accent);
  color: #fff;
  font-size: 16px;
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 14px 24px -12px rgba(242, 106, 59, .45);
}
.btn-sm {
  height: 42px;
  padding: 0 18px;
  font-size: 14px;
}
.btn-outline {
  height: 52px;
  padding: 0 26px;
  background: transparent;
  border: 1px solid var(--brand);
  color: var(--brand);
  font-size: 16px;
}
.btn-outline:hover {
  background: var(--brand-soft);
}
.btn-outline-light {
  height: 52px;
  padding: 0 26px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .75);
  color: #fff;
  font-size: 16px;
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, .14);
  border-color: #fff;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: rgba(27, 51, 47, .98);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .06);
}
.site-header.is-scrolled {
  background: rgba(23, 42, 37, .98);
  box-shadow: 0 12px 30px -24px rgba(0, 0, 0, .5);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 78px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo-mark {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-family: var(--sans);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: .3px;
  border-radius: 14px 14px 14px 6px;
  box-shadow: 0 8px 18px -10px rgba(242, 106, 59, .7);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.25; }
.logo-text strong {
  font-family: var(--serif);
  color: #fff;
  font-size: 18px;
  letter-spacing: .5px;
}
.logo-text small {
  color: rgba(255, 255, 255, .65);
  font-size: 12px;
  letter-spacing: 1px;
  margin-top: 3px;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-left: auto;
}
.site-nav .nav-link {
  position: relative;
  color: rgba(255, 255, 255, .88);
  font-weight: 500;
  padding: 8px 2px;
  font-size: 15px;
}
.site-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}
.site-nav .nav-link:hover::after,
.site-nav .nav-link.active::after {
  transform: scaleX(1);
}
.site-nav .nav-link.active {
  color: #fff;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-shrink: 0;
}
.nav-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, .72);
  font-size: 13px;
}
.online-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #63D8B1;
  box-shadow: 0 0 0 4px rgba(99, 216, 177, .12);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(99, 216, 177, .12); }
  50% { box-shadow: 0 0 0 6px rgba(99, 216, 177, .05); }
}
.nav-burger {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: transparent;
  border-radius: 10px;
}
.nav-burger span {
  width: 20px;
  height: 2px;
  background: #fff;
  border-radius: 999px;
  transition: transform .25s ease, opacity .25s ease;
}
.nav-burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.active span:nth-child(2) { opacity: 0; }
.nav-burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.page-hero {
  padding: 150px 0 60px;
  background: linear-gradient(120deg, var(--dark) 0%, var(--dark-deep) 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  right: -120px;
  bottom: -160px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(242, 106, 59, .14) 0%, rgba(242, 106, 59, 0) 70%);
}
.page-hero::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent) 30%, transparent 30%);
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, .6);
  font-size: 14px;
  margin-bottom: 28px;
}
.breadcrumb a {
  color: rgba(255, 255, 255, .8);
}
.breadcrumb a:hover {
  color: var(--gold);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 10px;
}
.page-title {
  font-size: clamp(34px, 5vw, 54px);
  color: #fff;
  margin-bottom: 20px;
  line-height: 1.3;
}
.page-lead {
  font-size: 17px;
  color: rgba(255, 255, 255, .78);
  max-width: 600px;
  margin-bottom: 26px;
  line-height: 1.9;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  color: rgba(255, 255, 255, .68);
  font-size: 14px;
}
.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.meta-item::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.hero-card {
  margin: 0;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius-lg);
  padding: 12px;
  backdrop-filter: blur(6px);
  box-shadow: 0 28px 60px -30px rgba(0, 0, 0, .55);
}
.hero-card img {
  border-radius: 14px;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.hero-card figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 8px 6px;
  font-size: 14px;
  color: rgba(255, 255, 255, .84);
}
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, .12);
  color: #fff;
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 999px;
}
.status-badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #63D8B1;
}

.insight-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 860px);
  gap: 48px;
  align-items: start;
  justify-content: center;
  padding: 70px 20px 80px;
}
.side-nav {
  position: sticky;
  top: 120px;
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-card);
}
.side-nav-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--ink-muted);
  padding: 6px 12px 12px;
  border-bottom: 1px dashed var(--border-soft);
  margin-bottom: 10px;
}
.side-nav nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.side-nav a {
  display: block;
  padding: 10px 14px;
  border-left: 2px solid transparent;
  color: var(--ink-muted);
  font-size: 15px;
  border-radius: 8px;
}
.side-nav a:hover {
  color: var(--brand);
  background: var(--brand-soft);
}
.side-nav a.active {
  color: var(--brand);
  background: var(--brand-soft);
  border-left-color: var(--accent);
  font-weight: 600;
}
.write-main {
  min-width: 0;
}
.write-section {
  margin-bottom: 52px;
  scroll-margin-top: 130px;
}
.write-section h2 {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 28px;
  letter-spacing: 1px;
  color: var(--dark);
  margin-bottom: 18px;
}
.write-section h2::before {
  content: "";
  width: 5px;
  height: 26px;
  border-radius: 999px;
  background: var(--accent);
  flex-shrink: 0;
}
.write-section p {
  color: #40504A;
}
.section-intro {
  font-size: 16px;
  color: var(--ink-muted);
  border-left: 3px solid var(--brand-lighter);
  padding-left: 18px;
  background: var(--brand-soft);
  border-radius: 0 12px 12px 0;
  padding-top: 14px;
  padding-bottom: 14px;
  margin: 0 0 26px;
}

.check-list {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: 16px;
  padding: 8px 28px;
  box-shadow: var(--shadow-card);
}
.check-list li {
  position: relative;
  padding: 14px 0 14px 42px;
  border-bottom: 1px dashed #e6ece8;
  line-height: 1.75;
}
.check-list li:last-child {
  border-bottom: none;
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 16px;
  width: 24px;
  height: 24px;
  background: var(--brand-soft);
  color: var(--brand);
  border-radius: 50%;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.check-list strong {
  color: var(--brand);
}

.steps-list {
  counter-reset: accessStep;
  margin-top: 24px;
}
.steps-list li {
  position: relative;
  padding: 20px 28px 20px 82px;
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: 16px;
  margin-bottom: 12px;
  box-shadow: 0 10px 24px -22px rgba(20, 60, 50, .3);
}
.steps-list li::before {
  counter-increment: accessStep;
  content: counter(accessStep, decimal-leading-zero);
  position: absolute;
  left: 24px;
  top: 22px;
  width: 38px;
  height: 38px;
  border-radius: 12px 12px 4px 12px;
  background: var(--brand);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  font-family: var(--serif);
  display: flex;
  align-items: center;
  justify-content: center;
}
.steps-list b {
  color: var(--dark);
  font-size: 17px;
  display: block;
  margin-bottom: 4px;
}
.steps-list p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 15px;
}

.tip-box {
  background: #FFF3E2;
  border: 1px solid #F6D6A8;
  border-radius: 16px;
  padding: 18px 22px;
  color: #6B4D26;
  font-size: 15px;
  margin: 20px 0;
  position: relative;
  padding-left: 56px;
}
.tip-box::before {
  content: "提示";
  position: absolute;
  left: 18px;
  top: 19px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
}
.note-list {
  margin-top: 18px;
}
.note-list li {
  position: relative;
  padding: 8px 0 8px 28px;
  color: #40504A;
}
.note-list li::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 16px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--brand-lighter);
  transform: rotate(45deg);
}

.feature-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 18px;
  margin-top: 18px;
}
.feature-card {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: 18px;
  padding: 26px;
  box-shadow: var(--shadow-card);
}
.feature-wide {
  grid-column: 1 / -1;
  background: var(--dark);
  border-color: var(--dark);
  color: rgba(255, 255, 255, .85);
}
.feature-wide .feature-title {
  color: #fff;
}
.feature-dark {
  background: var(--dark);
  border-color: var(--dark);
  color: rgba(255, 255, 255, .82);
}
.feature-dark .feature-title {
  color: #fff;
}
.feature-title {
  font-size: 18px;
  font-family: var(--serif);
  color: var(--brand);
  margin-bottom: 8px;
}
.feature-card p {
  margin-bottom: 0;
  font-size: 15px;
  color: inherit;
  opacity: .85;
}
.feature-tag {
  display: inline-block;
  margin-bottom: 12px;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 13px;
  padding: 3px 10px;
  border-radius: 999px;
}
.feature-wide .feature-tag,
.feature-dark .feature-tag {
  background: rgba(255, 255, 255, .12);
  color: var(--gold);
}

.trouble-list {
  display: grid;
  gap: 14px;
}
.trouble-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 16px;
  align-items: start;
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: 16px;
  padding: 20px 24px;
  box-shadow: var(--shadow-card);
}
.trouble-label {
  color: var(--brand);
  font-weight: 700;
  font-family: var(--serif);
  font-size: 17px;
}
.trouble-item p {
  margin: 0;
  color: var(--ink-muted);
}

.service-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.service-card {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: 18px;
  padding: 24px;
  border-top: 4px solid var(--brand-lighter);
}
.service-card strong {
  display: block;
  color: var(--brand);
  font-size: 18px;
  margin-bottom: 8px;
  font-family: var(--serif);
}
.service-card p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 15px;
}

.faq-section {
  padding: 96px 0;
  background: #fff;
}
.section-heading {
  max-width: 700px;
  margin-bottom: 48px;
}
.section-heading.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-heading .eyebrow {
  color: var(--accent);
}
.section-heading h2 {
  font-size: 36px;
  color: var(--brand);
  margin: 6px 0 14px;
}
.section-heading p {
  color: var(--ink-muted);
  margin: 0;
}
.faq-list {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  background: var(--paper);
  border: 1px solid var(--border-soft);
  border-radius: 16px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.faq-item:hover {
  border-color: var(--brand-lighter);
  box-shadow: var(--shadow-card);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 24px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-weight: 600;
  font-size: 17px;
  color: var(--dark);
  line-height: 1.5;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: "+";
  font-size: 28px;
  font-weight: 300;
  color: var(--accent);
  transition: transform .25s ease;
  flex-shrink: 0;
  line-height: 1;
}
.faq-item[open] summary {
  border-bottom: 1px dashed var(--border-soft);
}
.faq-item[open] summary::after {
  content: "–";
}
.faq-body {
  padding: 0 30px 24px;
  color: var(--ink-muted);
}
.faq-body p {
  margin-bottom: 0;
}

.cta-band {
  padding: 96px 0;
  position: relative;
  background: var(--dark-deep);
  color: #fff;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("/assets/images/backpic/back-2.png");
  background-size: cover;
  background-position: center;
  opacity: .3;
}
.cta-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(23, 42, 37, .98), rgba(23, 42, 37, .82));
}
.cta-inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  padding: 0 20px;
}
.cta-inner h2 {
  font-size: 38px;
  color: #fff;
  margin-bottom: 14px;
}
.cta-inner p {
  color: rgba(255, 255, 255, .76);
  font-size: 17px;
  margin-bottom: 30px;
}
.cta-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.site-footer {
  background: var(--dark-deep);
  color: rgba(255, 255, 255, .78);
  padding-top: 64px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}
.footer-brand p {
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .68);
}
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  letter-spacing: 1px;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--accent);
  border-radius: 999px;
}
.footer-col ul {
  display: grid;
  gap: 12px;
}
.footer-col li {
  color: rgba(255, 255, 255, .62);
  font-size: 15px;
}
.footer-col a {
  color: rgba(255, 255, 255, .72);
}
.footer-col a:hover {
  color: var(--gold);
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 28px 0 36px;
  color: rgba(255, 255, 255, .5);
  font-size: 14px;
}
.footer-bottom p {
  margin: 0;
}

@media (max-width: 1023px) {
  .site-nav {
    position: fixed;
    top: 78px;
    left: 0;
    right: 0;
    bottom: 0;
    margin: 0;
    background: rgba(23, 42, 37, .99);
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 34px 28px;
    transform: translateX(110%);
    transition: transform .3s ease;
    overflow-y: auto;
  }
  .site-nav.open {
    transform: translateX(0);
  }
  .site-nav .nav-link {
    padding: 16px 4px;
    font-size: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    width: 100%;
  }
  .site-nav .nav-link::after {
    display: none;
  }
  .nav-burger {
    display: flex;
  }
  .page-hero {
    padding-top: 136px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .hero-card {
    max-width: 560px;
  }
  .insight-layout {
    grid-template-columns: 1fr;
    padding-top: 50px;
  }
  .side-nav {
    position: static;
    top: auto;
  }
  .side-nav-title {
    display: none;
  }
  .side-nav nav {
    flex-direction: row;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 4px;
  }
  .side-nav a {
    border-left: none;
    white-space: nowrap;
    background: var(--paper);
    border-radius: 999px;
    padding: 9px 18px;
    font-size: 14px;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: span 2;
  }
}

@media (max-width: 767px) {
  .nav-meta,
  .header-cta {
    display: none;
  }
  .logo-text strong {
    font-size: 16px;
  }
  .logo-mark {
    width: 38px;
    height: 38px;
    font-size: 15px;
  }
  .nav-burger {
    width: 42px;
    height: 42px;
  }
  .page-hero {
    padding: 118px 0 46px;
  }
  .page-title {
    font-size: 32px;
  }
  .hero-meta {
    font-size: 13px;
  }
  .insight-layout {
    padding: 40px 16px 64px;
    gap: 36px;
  }
  .write-section h2 {
    font-size: 23px;
  }
  .section-heading h2 {
    font-size: 30px;
  }
  .check-list {
    padding: 4px 18px;
  }
  .check-list li {
    padding-left: 34px;
  }
  .steps-list li {
    padding: 20px 20px 20px 68px;
  }
  .steps-list li::before {
    left: 16px;
    width: 34px;
    height: 34px;
  }
  .trouble-item {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .service-grid {
    grid-template-columns: 1fr;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .feature-wide {
    grid-column: 1;
  }
  .faq-section,
  .cta-band {
    padding: 64px 0;
  }
  .faq-item summary {
    padding: 20px;
    font-size: 16px;
  }
  .faq-body {
    padding: 16px 20px 20px;
  }
  .cta-inner h2 {
    font-size: 30px;
  }
  .cta-actions {
    flex-direction: column;
  }
  .cta-actions .btn {
    width: 100%;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-bottom: 34px;
  }
  .footer-brand {
    grid-column: auto;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* roulang page: category2 */
:root{
  --brand:#0F5E55;
  --brand-2:#158A7A;
  --brand-dark:#0A4038;
  --cta:#F26A3B;
  --cta-dark:#D95327;
  --bg:#F7F3EB;
  --surface:#FFFFFF;
  --surface-green:#E9F1EC;
  --dark:#1B332F;
  --dark-2:#172A25;
  --text:#2F3A36;
  --muted:#66736E;
  --border:#DCE6E0;
  --accent:#FFC37C;
  --line:#E1E8E3;
  --radius:18px;
  --radius-lg:26px;
  --shadow:0 16px 32px -20px rgba(20,60,50,.25);
  --shadow-soft:0 14px 30px -26px rgba(20,60,50,.28);
  --title-font:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --body-font:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--body-font);
  background:var(--bg);
  color:var(--text);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font-family:inherit;border:none;background:none;cursor:pointer}
.container{max-width:1280px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{
  outline:3px solid rgba(21,138,122,.38);
  outline-offset:2px;
  border-radius:6px;
}
.section{padding:96px 0}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--brand-2);
  text-transform:uppercase;
  background:rgba(21,138,122,.08);
  padding:6px 14px;
  border-radius:999px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cta)}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  border-radius:999px;
  font-weight:700;
  line-height:1;
  text-align:center;
  white-space:nowrap;
  transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--cta);color:#fff;border:2px solid var(--cta)}
.btn-primary:hover{background:var(--cta-dark);border-color:var(--cta-dark);transform:translateY(2px);box-shadow:0 12px 20px -14px rgba(242,106,59,.7)}
.btn-secondary{border:2px solid var(--brand);color:var(--brand);background:transparent}
.btn-secondary:hover{background:var(--surface-green);border-color:var(--brand-2);color:var(--brand-dark);transform:translateY(2px)}
.btn-light{border:2px solid rgba(255,255,255,.9);color:#fff;background:transparent}
.btn-light:hover{background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(2px)}
.btn-lg{height:56px;padding:0 34px;font-size:16px}
.btn-md{height:48px;padding:0 26px;font-size:15px}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn .btn-arrow{transition:transform .2s ease}
.btn:hover .btn-arrow{transform:translateX(3px)}

/* header */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(27,51,47,.97);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.07);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:76px}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-mark{
  display:flex;
  align-items:center;
  justify-content:center;
  width:48px;
  height:48px;
  background:var(--brand-2);
  color:#fff;
  font-weight:900;
  font-size:18px;
  border-radius:16px 16px 16px 6px;
  letter-spacing:-.4px;
  box-shadow:0 10px 18px -14px rgba(12,80,70,.8);
}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-text strong{font-size:18px;font-weight:900;color:#fff;font-family:var(--title-font)}
.logo-text small{font-size:12px;color:rgba(255,255,255,.66);letter-spacing:.02em;margin-top:4px}
.site-nav{display:flex;align-items:center;gap:32px;margin-left:16px}
.site-nav .nav-link{
  position:relative;
  font-size:15px;
  font-weight:600;
  color:rgba(255,255,255,.84);
  padding:8px 2px;
  transition:color .2s ease;
}
.site-nav .nav-link::after{
  content:"";
  position:absolute;
  left:0;
  right:100%;
  bottom:-4px;
  height:2px;
  background:var(--cta);
  border-radius:2px;
  transition:right .25s ease;
}
.site-nav .nav-link:hover{color:#fff}
.site-nav .nav-link:hover::after{right:0}
.site-nav .nav-link.active{color:#fff}
.site-nav .nav-link.active::after{right:0;background:var(--accent)}
.nav-actions{display:flex;align-items:center;gap:16px;flex-shrink:0}
.nav-meta{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:13px;
  color:rgba(255,255,255,.78);
  background:rgba(255,255,255,.08);
  border-radius:999px;
  padding:5px 13px;
}
.online-dot{width:8px;height:8px;border-radius:50%;background:#4CC38A;box-shadow:0 0 0 4px rgba(76,195,138,.18)}
.nav-burger{
  display:none;
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:6px;
  border-radius:12px;
  background:rgba(255,255,255,.08);
  cursor:pointer;
}
.nav-burger span{width:20px;height:2px;background:#fff;border-radius:2px;transition:transform .25s ease,opacity .2s ease}
.nav-burger:hover{background:rgba(255,255,255,.16)}
.nav-burger.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* split hero */
.hero-split{
  padding:76px 0 88px;
  background:
    radial-gradient(circle at 10% 12%,rgba(233,241,236,.96) 0,transparent 34%),
    radial-gradient(circle at 91% 18%,rgba(255,195,124,.24) 0,transparent 26%),
    var(--bg);
}
.hero-split::before{
  content:"";
  display:block;
  position:absolute;
  inset:0 auto 0 0;
  width:46%;
  pointer-events:none;
}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,.88fr) minmax(0,1.05fr);
  gap:60px;
  align-items:center;
  position:relative;
}
.hero-media{position:relative}
.media-frame{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  aspect-ratio:4/3;
  background:var(--surface-green);
  border:1px solid rgba(255,255,255,.6);
}
.media-frame img{width:100%;height:100%;object-fit:cover}
.media-frame::after{
  content:"";
  position:absolute;
  inset:0;
  border:1px solid rgba(255,255,255,.2);
  border-radius:inherit;
  pointer-events:none;
}
.hero-stamp{
  position:absolute;
  top:20px;
  left:20px;
  background:rgba(27,51,47,.82);
  color:#fff;
  font-size:13px;
  font-weight:700;
  padding:7px 15px;
  border-radius:999px;
  letter-spacing:.04em;
  backdrop-filter:blur(4px);
}
.hero-orbit{
  position:absolute;
  right:-18px;
  bottom:-20px;
  width:96px;
  height:96px;
  border-radius:50%;
  background:var(--cta);
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  color:#fff;
  font-size:13px;
  font-weight:800;
  line-height:1.35;
  box-shadow:0 18px 24px -16px rgba(242,106,59,.7);
  border:4px solid var(--bg);
}
.hero-content{position:relative;z-index:2}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  font-size:14px;
  color:var(--muted);
  margin-bottom:28px;
}
.breadcrumb .sep{color:rgba(102,115,110,.5)}
.breadcrumb a:hover{color:var(--brand-2);text-decoration:underline}
.hero-content .eyebrow{margin-bottom:18px}
.hero-content h1{
  font-family:var(--title-font);
  font-size:clamp(30px,4vw,50px);
  line-height:1.32;
  color:var(--text);
  font-weight:800;
  letter-spacing:.01em;
  margin-bottom:20px;
}
.hero-content h1 .txt-brand{
  color:var(--brand-2);
  position:relative;
  white-space:nowrap;
}
.hero-content h1 .txt-brand::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:5px;
  height:10px;
  background:rgba(242,106,59,.18);
  z-index:-1;
  border-radius:6px;
}
.hero-desc{
  font-size:16px;
  color:#4a5a55;
  max-width:620px;
  line-height:1.9;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.hero-keylist{
  border-top:1px solid var(--line);
  margin-top:4px;
  padding-top:8px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:2px 28px;
}
.hero-keylist li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:9px 0;
  font-size:14px;
  color:#42504b;
  border-bottom:1px dashed rgba(224,228,222,.8);
}
.key-icon{
  flex-shrink:0;
  margin-top:3px;
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--cta);
  box-shadow:0 0 0 4px rgba(242,106,59,.12);
}

/* matrix nav */
.matrix-section{
  background:var(--surface);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:96px 0;
}
.matrix-layout{
  display:grid;
  grid-template-columns:minmax(290px,.72fr) minmax(0,1.35fr);
  gap:48px;
  align-items:start;
}
.matrix-note .eyebrow{margin-bottom:20px}
.matrix-note h2{
  font-family:var(--title-font);
  font-size:31px;
  line-height:1.4;
  font-weight:800;
  color:var(--text);
  margin-bottom:18px;
  letter-spacing:.01em;
}
.matrix-note p{
  font-size:15px;
  color:var(--muted);
  line-height:1.9;
  margin-bottom:28px;
}
.note-list{
  display:grid;
  gap:12px;
  margin-bottom:30px;
}
.note-list li{
  position:relative;
  padding:15px 18px 15px 44px;
  background:var(--surface-green);
  border-radius:14px;
  font-size:14px;
  color:#3b4d47;
  line-height:1.7;
}
.note-list li::before{
  content:"✓";
  position:absolute;
  left:15px;
  top:50%;
  transform:translateY(-50%);
  width:22px;
  height:22px;
  background:var(--brand-2);
  color:#fff;
  border-radius:50%;
  font-size:13px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.matrix-aside-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:700;
  color:var(--brand);
  padding-bottom:4px;
  border-bottom:2px solid rgba(15,94,85,.25);
  transition:border-color .2s ease,color .2s ease;
}
.matrix-aside-link:hover{color:var(--cta-dark);border-color:var(--cta)}

.table-scroll{overflow-x:auto;border-radius:var(--radius-lg);box-shadow:var(--shadow);border:1px solid var(--line)}
.compare-table{
  width:100%;
  min-width:650px;
  border-collapse:separate;
  border-spacing:0;
  background:#fff;
  font-size:14px;
}
.compare-table th{
  background:var(--dark);
  color:#fff;
  text-align:left;
  font-weight:700;
  padding:18px 20px;
  font-size:14px;
  letter-spacing:.02em;
}
.compare-table th:first-child{border-radius:20px 0 0 0}
.compare-table th:last-child{border-radius:0 20px 0 0}
.compare-table th.row-current{
  background:var(--brand-2);
  position:relative;
}
.compare-table th.row-current .pill-tag{
  display:inline-block;
  background:var(--accent);
  color:#4b3d20;
  font-size:11px;
  font-weight:800;
  border-radius:999px;
  padding:2px 9px;
  margin-left:8px;
  vertical-align:middle;
}
.compare-table td{
  padding:17px 20px;
  border-bottom:1px solid #edf2ef;
  border-right:1px solid #edf2ef;
  color:#3b4a45;
  line-height:1.7;
  vertical-align:top;
  font-size:14px;
}
.compare-table td:first-child{
  background:#f9fbf8;
  font-weight:700;
  color:#31403a;
  white-space:nowrap;
  border-left:3px solid transparent;
}
.compare-table tr:last-child td{border-bottom:none}
.compare-table tr:hover td{background:#F5F9F5}
.compare-table tr:hover td:first-child{border-left-color:var(--brand-2)}
.compare-table td.cell-focus{
  background:rgba(233,241,236,.45);
  font-weight:600;
  color:var(--brand-dark);
}
.compare-table caption{
  caption-side:bottom;
  text-align:left;
  padding:14px 6px 0;
  color:var(--muted);
  font-size:13px;
}

/* timeline */
.timeline-section{
  background:
    linear-gradient(0deg,rgba(23,42,37,.9),rgba(27,51,47,.88)),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;
  padding:96px 0;
  position:relative;
}
.timeline-header{
  max-width:720px;
  margin-bottom:62px;
}
.timeline-header .eyebrow{
  background:rgba(255,255,255,.1);
  color:var(--accent);
  margin-bottom:18px;
}
.timeline-header h2{
  font-family:var(--title-font);
  font-size:clamp(28px,3vw,38px);
  font-weight:800;
  line-height:1.4;
  margin-bottom:16px;
}
.timeline-header p{color:rgba(255,255,255,.7);font-size:15px;line-height:1.9}
.timeline{position:relative;max-width:960px;margin:0 auto;display:grid;gap:0}
.timeline::before{content:"";position:absolute;left:27px;top:20px;bottom:20px;width:2px;background:rgba(255,255,255,.16)}
.timeline-item{
  position:relative;
  padding-left:84px;
  padding-bottom:52px;
  display:grid;
  grid-template-columns:1fr;
}
.timeline-item:last-child{padding-bottom:0}
.timeline-num{
  position:absolute;
  left:0;
  top:0;
  width:56px;
  height:56px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.2);
  border-radius:18px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:15px;
  font-weight:900;
  color:var(--accent);
  letter-spacing:.04em;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.timeline-item:hover .timeline-num{background:rgba(255,195,124,.16);border-color:var(--accent);transform:translateY(-2px)}
.timeline-item h3{
  font-family:var(--title-font);
  font-size:21px;
  font-weight:800;
  margin-bottom:10px;
  color:#fff;
  letter-spacing:.01em;
}
.timeline-item p{
  color:rgba(255,255,255,.7);
  font-size:15px;
  line-height:1.9;
  max-width:680px;
}
.timeline-meta{
  color:var(--accent);
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
  margin-bottom:4px;
}

/* check section */
.check-section{
  padding:96px 0;
  background:
    radial-gradient(circle at 88% 16%,rgba(233,241,236,.9) 0,transparent 30%),
    var(--bg);
}
.check-layout{
  display:grid;
  grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
  gap:70px;
  align-items:start;
}
.check-intro .eyebrow{margin-bottom:18px}
.check-intro h2{
  font-family:var(--title-font);
  font-size:31px;
  line-height:1.42;
  font-weight:800;
  color:var(--text);
  margin-bottom:18px;
}
.check-intro>p{
  color:var(--muted);
  font-size:15px;
  line-height:1.9;
  margin-bottom:24px;
}
.check-stamp{
  display:inline-flex;
  align-items:center;
  gap:12px;
  background:rgba(255,195,124,.16);
  border:1px dashed rgba(217,132,48,.4);
  border-radius:18px;
  padding:16px 20px;
  color:#6b4d1f;
  font-size:14px;
  line-height:1.7;
}
.check-stamp-icon{
  flex-shrink:0;
  width:34px;
  height:34px;
  border-radius:12px;
  background:var(--cta);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:900;
  font-size:18px;
}
.check-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.check-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  padding:20px 20px 18px;
  box-shadow:var(--shadow-soft);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.check-item:hover{transform:translateY(-4px);border-color:var(--brand-2);box-shadow:var(--shadow)}
.check-item-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-bottom:10px;
}
.check-item-title{
  font-size:16px;
  font-weight:800;
  color:var(--text);
  line-height:1.5;
}
.check-state{
  flex-shrink:0;
  font-size:12px;
  font-weight:700;
  color:var(--brand-2);
  background:var(--surface-green);
  border-radius:999px;
  padding:3px 10px;
}
.check-item p{
  color:var(--muted);
  font-size:14px;
  line-height:1.75;
}

/* faq */
.faq-section{
  background:var(--surface);
  padding:96px 0;
  border-top:1px solid var(--line);
}
.faq-content{
  display:grid;
  grid-template-columns:minmax(280px,.65fr) minmax(0,1.35fr);
  gap:58px;
}
.faq-intro .eyebrow{margin-bottom:18px}
.faq-intro h2{
  font-family:var(--title-font);
  font-size:31px;
  font-weight:800;
  color:var(--text);
  line-height:1.42;
  margin-bottom:16px;
}
.faq-intro p{
  color:var(--muted);
  font-size:15px;
  line-height:1.9;
}
.faq-intro-info{
  margin-top:30px;
  background:var(--surface-green);
  padding:18px 20px;
  border-radius:16px;
  color:#45544f;
  font-size:14px;
  line-height:1.8;
  border-left:4px solid var(--brand-2);
}
.faq-accordion{
  display:grid;
  gap:14px;
}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  padding:0;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(21,138,122,.55)}
.faq-item.open{border-color:rgba(21,138,122,.75);box-shadow:var(--shadow-soft)}
.faq-q{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  text-align:left;
  padding:20px 22px;
  font-size:16px;
  font-weight:700;
  color:var(--text);
  line-height:1.6;
  cursor:pointer;
}
.faq-icon{
  flex-shrink:0;
  width:32px;
  height:32px;
  border-radius:50%;
  background:var(--surface-green);
  color:var(--brand);
  font-size:20px;
  font-weight:400;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:transform .25s ease,background .2s ease,color .2s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--brand-2);color:#fff}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}
.faq-a-inner{
  padding:0 22px 20px;
  color:var(--muted);
  font-size:15px;
  line-height:1.9;
  border-top:1px dashed var(--line);
  margin:0 0 0 22px;
  padding-top:14px;
}
.faq-item.open .faq-a-inner{border-top-color:transparent}

/* cta */
.cta-panel{
  background:var(--dark);
  background-image:radial-gradient(circle at 16% 10%,rgba(21,138,122,.4) 0,transparent 36%),url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  padding:102px 0;
  text-align:center;
  position:relative;
}
.cta-panel::before{content:"";position:absolute;inset:0;background:rgba(23,42,37,.78);pointer-events:none}
.cta-box{max-width:760px;margin:0 auto;position:relative;z-index:2}
.cta-box .eyebrow{margin-bottom:18px;background:rgba(255,255,255,.1);color:var(--accent)}
.cta-box h2{
  font-family:var(--title-font);
  font-size:clamp(27px,3vw,38px);
  color:#fff;
  font-weight:800;
  line-height:1.42;
  margin-bottom:18px;
}
.cta-box p{
  color:rgba(255,255,255,.74);
  font-size:15px;
  line-height:1.9;
  margin-bottom:34px;
}
.cta-actions{
  display:flex;
  justify-content:center;
  flex-wrap:wrap;
  gap:14px;
}
.cta-tip{
  margin-top:22px;
  font-size:13px;
  color:rgba(255,255,255,.55);
  display:inline-flex;
  gap:8px;
  align-items:center;
}
.cta-tip svg{width:15px;height:15px;flex-shrink:0}

/* footer */
.site-footer{
  background:var(--dark-2);
  color:rgba(255,255,255,.7);
  border-top:1px solid rgba(255,255,255,.06);
  padding:72px 0 0;
}
.footer-top{
  display:grid;
  grid-template-columns:1.4fr .85fr .85fr .95fr;
  gap:38px;
  padding-bottom:56px;
}
.footer-brand .logo{margin-bottom:16px}
.footer-brand .logo-text small{color:rgba(255,255,255,.58)}
.footer-brand>p{
  font-size:14px;
  line-height:1.9;
  color:rgba(255,255,255,.58);
  max-width:300px;
}
.footer-col h4{
  color:#fff;
  font-size:14px;
  font-weight:800;
  letter-spacing:.06em;
  margin-bottom:18px;
}
.footer-col ul{display:grid;gap:11px}
.footer-col a{
  color:rgba(255,255,255,.68);
  font-size:14px;
  transition:color .2s ease,padding-left .2s ease;
  padding-left:0;
}
.footer-col a:hover{color:var(--accent);padding-left:4px}
.footer-col li{color:rgba(255,255,255,.6);font-size:14px;line-height:1.7}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:24px 0;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:8px 20px;
  font-size:13px;
  color:rgba(255,255,255,.48);
}

/* responsive */
@media (max-width:1180px){
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:1023px){
  .section{padding:80px 0}
  .nav-wrap{flex-wrap:wrap;height:auto;padding:16px 0;position:relative}
  .logo{margin-right:auto}
  .nav-actions .nav-meta{display:none}
  .site-nav{
    display:none;
    flex-direction:column;
    align-items:flex-start;
    width:100%;
    gap:10px;
    padding:18px 0 14px;
    margin-left:0;
  }
  .site-nav.open{display:flex}
  .site-nav .nav-link.active::after{display:none}
  .site-nav .nav-link{
    display:block;
    width:100%;
    padding:12px 16px;
    border-radius:12px;
    background:rgba(255,255,255,.04);
    font-size:15px;
  }
  .site-nav .nav-link.active{background:rgba(255,255,255,.12)}
  .nav-burger{display:inline-flex}
  .nav-actions .header-cta{margin-right:8px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-content h1{font-size:clamp(27px,4.5vw,42px)}
  .hero-keylist{grid-template-columns:1fr 1fr;gap:0 18px}
  .matrix-section,.timeline-section,.faq-section,.check-section{padding:80px 0}
  .matrix-layout{grid-template-columns:1fr;gap:38px}
  .check-layout{grid-template-columns:1fr;gap:48px}
  .faq-content{grid-template-columns:1fr;gap:40px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .nav-actions .header-cta{display:none}
  .section{padding:64px 0}
  .hero-split{padding:52px 0 70px}
  .hero-desc{font-size:15px}
  .hero-actions .btn{width:100%}
  .btn-md,.btn-lg{height:52px;padding:0 24px;font-size:15px}
  .hero-keylist{grid-template-columns:1fr}
  .matrix-section,.timeline-section,.faq-section,.check-section{padding:64px 0}
  .matrix-note h2,.check-intro h2,.faq-intro h2{font-size:27px}
  .table-scroll{border-radius:16px}
  .compare-table td,.compare-table th{padding:14px 14px}
  .timeline::before{left:23px}
  .timeline-item{padding-left:70px}
  .timeline-num{width:46px;height:46px;border-radius:14px;font-size:14px}
  .check-grid{grid-template-columns:1fr}
  .timeline-item p{font-size:14px}
  .cta-panel{padding:72px 0}
  .cta-actions .btn{width:100%;max-width:300px}
  .footer-top{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .footer-brand>p{max-width:100%}
  .hero-stamp{top:14px;left:14px}
  .hero-orbit{width:76px;height:76px;font-size:12px;right:-8px;bottom:-14px}
}
@media (max-width:480px){
  .logo{width:100%;justify-content:flex-start}
  .logo-text strong{font-size:17px}
  .logo-mark{width:44px;height:44px}
  .nav-wrap{flex-wrap:wrap}
  .nav-actions{margin-left:auto}
  .logo{width:auto}
}

/* roulang page: category3 */
:root{
  --brand:#0F5E55;
  --brand-2:#158A7A;
  --brand-soft:#E9F1EC;
  --paper:#F7F3EB;
  --dark:#1B332F;
  --dark-2:#172A25;
  --orange:#F26A3B;
  --orange-deep:#D95327;
  --ink:#2F3A36;
  --muted:#66736E;
  --apricot:#FFC37C;
  --white:#ffffff;
  --line:#D8E2DC;
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow:0 16px 32px -20px rgba(20,60,50,0.25);
  --shadow-lg:0 24px 48px -24px rgba(20,60,50,0.30);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --spacer:96px;
  --transition:0.25s ease;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);font-size:16px;line-height:1.8;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
body.no-scroll{overflow:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:none;background:none;cursor:pointer;color:inherit}
ul,ol{list-style:none}
::selection{background:rgba(242,106,59,0.2)}
.container{width:min(1280px,100% - 40px);margin:0 auto;position:relative}
.d-inline{display:inline-block}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;border-radius:999px;padding:15px 34px;font-size:15px;line-height:1.2;transition:transform var(--transition),box-shadow var(--transition),background var(--transition),border-color var(--transition);min-height:50px}
.btn-sm{padding:10px 22px;min-height:42px;font-size:14px}
.btn-primary{background:var(--orange);color:#fff;border:1px solid var(--orange)}
.btn-primary:hover{background:var(--orange-deep);border-color:var(--orange-deep);transform:translateY(-2px);box-shadow:0 14px 22px -12px rgba(242,106,59,0.6)}
.btn-primary:active{transform:translateY(0)}
.btn-primary:focus-visible,.btn-secondary:focus-visible{outline:3px solid rgba(21,138,122,0.35);outline-offset:3px}
.btn-secondary{background:rgba(242,106,59,0.04);color:var(--brand);border:1px solid var(--brand)}
.btn-secondary:hover{background:var(--brand-soft);transform:translateY(-2px)}
.on-dark .btn-secondary,.banner-copy .btn-secondary{background:transparent;color:#fff;border:1px solid rgba(255,255,255,0.85)}
.on-dark .btn-secondary:hover,.banner-copy .btn-secondary:hover{background:rgba(255,255,255,0.12);transform:translateY(-2px)}

/* Page Header */
.site-header{position:absolute;top:0;left:0;width:100%;z-index:120;padding:0;transition:background var(--transition),box-shadow var(--transition)}
.site-header.scrolled{position:fixed;background:var(--dark);box-shadow:0 8px 30px -18px rgba(0,0,0,0.45)}
.nav-wrap{display:flex;align-items:center;height:78px;justify-content:space-between;gap:24px}
.logo{display:inline-flex;align-items:center;gap:12px;flex-shrink:0}
.logo-mark{width:44px;height:44px;border-radius:13px;background:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.35);display:inline-flex;align-items:center;justify-content:center;font-family:var(--serif);font-weight:700;font-size:17px;letter-spacing:0.02em;color:#fff;color:var(--apricot)}
.logo-text{display:flex;flex-direction:column;line-height:1.25}
.logo-text strong{color:#fff;font-family:var(--serif);font-size:19px;font-weight:700;letter-spacing:0.02em}
.logo-text small{color:rgba(255,255,255,0.72);font-size:12px;margin-top:3px;letter-spacing:0.1em}
.site-nav{display:flex;align-items:center;gap:36px;margin-left:auto}
.nav-link{font-size:15px;font-weight:500;color:rgba(255,255,255,0.9);padding:8px 2px;border-bottom:2px solid transparent;transition:color var(--transition),border-color var(--transition)}
.nav-link:hover{color:#fff}
.nav-link.active{color:#fff;border-bottom-color:var(--orange)}
.nav-actions{display:flex;align-items:center;gap:16px}
.nav-meta{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,0.86);white-space:nowrap}
.online-dot{width:9px;height:9px;border-radius:50%;background:#7BE0B5;box-shadow:0 0 0 4px rgba(123,224,181,0.16);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.5}}
.header-cta{white-space:nowrap}
.nav-burger{display:none;width:44px;height:44px;border-radius:12px;align-items:center;justify-content:center;flex-direction:column;gap:5px;background:rgba(255,255,255,0.12)}
.nav-burger span{display:block;width:20px;height:2px;border-radius:2px;background:#fff;transition:transform var(--transition),opacity var(--transition)}
.nav-burger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.active span:nth-child(2){opacity:0}
.nav-burger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Banner */
.ent-banner{position:relative;background-color:var(--dark-2);background-image:url('/assets/images/backpic/back-3.png');background-size:cover;background-position:center;padding:150px 0 90px;overflow:hidden}
.ent-banner::before{content:'';position:absolute;inset:0;background:linear-gradient(105deg,rgba(23,42,37,0.95) 0%,rgba(27,51,47,0.88) 40%,rgba(21,138,122,0.42) 100%);z-index:1}
.banner-inner{display:grid;grid-template-columns:minmax(0,7fr) minmax(280px,5fr);gap:64px;align-items:center;color:#fff;z-index:2}
.eyebrow{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.18);padding:8px 16px;border-radius:999px;font-size:14px;color:rgba(255,255,255,0.9);margin-bottom:28px}
.eyebrow-dot{width:8px;height:8px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(242,106,59,0.18)}
.ent-banner h1{font-family:var(--serif);font-size:clamp(42px,6vw,66px);font-weight:700;letter-spacing:0.02em;line-height:1.25}
.hero-lead{max-width:620px;margin-top:26px;font-size:17px;line-height:1.9;color:rgba(255,255,255,0.88)}
.hero-actions{display:flex;flex-wrap:wrap;gap:18px;margin-top:38px}
.hero-note{margin-top:22px;font-size:13px;color:rgba(255,255,255,0.6)}
.aside-card{background:rgba(255,255,255,0.08);backdrop-filter:blur(7px);border:1px solid rgba(255,255,255,0.18);border-radius:var(--radius-lg);padding:30px 30px 24px}
.aside-card h3{color:#fff;font-family:var(--serif);font-size:21px;margin-bottom:8px}
.aside-status{display:inline-flex;align-items:center;gap:8px;background:rgba(123,224,181,0.16);color:#BBEBCF;font-size:13px;padding:5px 13px;border-radius:999px;margin-bottom:18px}
.aside-card ul{border-top:1px solid rgba(255,255,255,0.14);margin-top:6px;padding-top:14px}
.aside-card li{display:flex;gap:10px;padding:10px 0;border-bottom:1px dashed rgba(255,255,255,0.12);color:rgba(255,255,255,0.84);font-size:14px;align-items:flex-start}
.check-ic{color:var(--apricot);flex:none;margin-top:2px}
.aside-meta{margin-top:14px;font-size:13px;color:rgba(255,255,255,0.62);line-height:1.7}
.link-arrow{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-weight:600;color:var(--apricot);font-size:14px;transition:gap var(--transition)}
.link-arrow:hover{gap:12px}

/* Sections */
.section-block{padding:var(--spacer) 0}
.section-kicker{display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:600;color:var(--brand);background:var(--brand-soft);border-radius:999px;padding:7px 16px;margin-bottom:18px}
.section-title{font-family:var(--serif);font-size:clamp(28px,4vw,40px);line-height:1.4;font-weight:700;letter-spacing:0.01em;color:var(--dark)}
.section-desc{margin-top:16px;font-size:16px;color:var(--muted);max-width:560px;line-height:1.9}

/* Service Points */
.feature-wrap{background:var(--paper)}
.feature-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:72px;align-items:start}
.feature-intro{position:sticky;top:120px;padding-top:38px}
.feature-intro h2{font-family:var(--serif);font-size:36px;line-height:1.4;color:var(--dark);font-weight:700}
.feature-intro p{margin-top:18px;color:var(--muted);line-height:1.9}
.feature-intro .link-plain{display:inline-block;margin-top:18px;color:var(--brand);font-weight:600;border-bottom:1px solid rgba(15,94,85,0.35)}
.feature-list-block{padding:10px 0}
.feature-list-block li{display:grid;grid-template-columns:70px 1fr;gap:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:27px 30px;margin-bottom:14px;transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);box-shadow:0 2px 0 rgba(255,255,255,0.6)}
.feature-list-block li:hover{transform:translateY(-3px);border-color:var(--brand-2);box-shadow:var(--shadow)}
.feature-num{font-family:var(--serif);font-weight:700;font-size:22px;color:var(--orange);line-height:1.2;padding-top:3px}
.feature-list-block h3{font-family:var(--serif);font-size:21px;color:var(--dark);font-weight:700;margin-bottom:6px}
.feature-list-block p{color:var(--muted);font-size:15px;line-height:1.85}

/* Process */
.process-belt{background:var(--dark);color:#fff;padding:var(--spacer) 0;position:relative;overflow:hidden}
.process-belt::before{content:'';position:absolute;right:-120px;top:-90px;width:400px;height:400px;border:1px solid rgba(255,255,255,0.06);border-radius:50%}
.process-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:60px}
.process-heading .section-title{color:#fff}
.process-heading .section-desc{color:rgba(255,255,255,0.68)}
.process-track{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.process-step{border-top:2px solid rgba(255,255,255,0.18);padding:28px 34px 0 0;margin-right:34px;position:relative;transition:border-color var(--transition)}
.process-step:last-child{margin-right:0}
.process-step::before{content:'';position:absolute;left:0;top:-5px;width:9px;height:9px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 5px rgba(242,106,59,0.18)}
.process-step:last-child::before{background:var(--apricot)}
.process-step span{font-family:var(--serif);font-size:14px;letter-spacing:0.1em;color:var(--orange)}
.process-step h3{font-family:var(--serif);font-size:21px;margin-top:12px;margin-bottom:8px}
.process-step p{font-size:14px;color:rgba(255,255,255,0.62);line-height:1.8}
.process-note{margin-top:52px;border-left:3px solid var(--orange);background:rgba(255,255,255,0.05);padding:20px 26px;border-radius:0 var(--radius-md) var(--radius-md) 0;color:rgba(255,255,255,0.78);font-size:14px;line-height:1.85}
.process-note strong{color:#fff;font-weight:600}

/* Materials */
.materials-wrap{background:var(--white);padding:var(--spacer) 0}
.materials-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:50px}
.materials-head .section-desc{margin-bottom:8px}
.mat-grid{display:grid;grid-template-columns:1.05fr 0.95fr;gap:26px}
.mat-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition)}
.mat-card:hover{transform:translateY(-4px);border-color:var(--brand-2);box-shadow:var(--shadow-lg)}
.mat-card-img{aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft)}
.mat-card-img img,.mat-stack-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.mat-card:hover .mat-card-img img,.mat-stack-item:hover .mat-stack-thumb img{transform:scale(1.04)}
.mat-card-body{padding:30px;display:flex;flex-direction:column;flex:1}
.mat-tag{align-self:flex-start;font-size:13px;font-weight:600;background:var(--brand-soft);color:var(--brand);border-radius:999px;padding:5px 13px;margin-bottom:14px}
.mat-card h3{font-family:var(--serif);font-size:25px;line-height:1.45;color:var(--dark);font-weight:700;margin-bottom:12px}
.mat-card p{color:var(--muted);font-size:15px;line-height:1.85;flex:1}
.mat-btn{margin-top:26px;align-self:flex-start}
.mat-card-sub{margin-top:26px;color:var(--muted);font-size:13px;line-height:1.7}
.mat-stack{display:grid;grid-template-rows:1fr 1fr;gap:26px}
.mat-stack-item{display:grid;grid-template-columns:150px 1fr;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition)}
.mat-stack-item:hover{transform:translateY(-4px);border-color:var(--brand-2);box-shadow:var(--shadow-lg)}
.mat-stack-thumb{width:150px;min-height:180px;overflow:hidden;align-self:stretch}
.mat-stack-thumb img{width:150px;height:100%;object-fit:cover;object-position:left center}
.mat-stack-body{padding:26px 24px;display:flex;flex-direction:column}
.mat-stack-body .mat-tag{margin-bottom:10px}
.mat-stack-body h3{font-family:var(--serif);font-size:20px;color:var(--dark);font-weight:700;margin-bottom:8px;line-height:1.5}
.mat-stack-body p{color:var(--muted);font-size:14px;line-height:1.8;flex:1}
.mat-stack-body .link-arrow{color:var(--brand);font-size:13px;margin-top:16px}

/* FAQ */
.faq-section{background:var(--brand-soft);padding:var(--spacer) 0}
.faq-inner{max-width:900px;margin:0 auto}
.faq-head{text-align:center;margin-bottom:54px}
.faq-head .section-title{font-size:36px}
.faq-head .section-desc{margin:16px auto 0}
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;transition:box-shadow var(--transition),border-color var(--transition)}
.faq-item.active{border-color:var(--brand-2);box-shadow:var(--shadow)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 28px;text-align:left;font-size:17px;font-weight:600;color:var(--dark);font-family:var(--serif);transition:color var(--transition)}
.faq-q:hover{color:var(--brand)}
.faq-icon{flex:none;width:30px;height:30px;border-radius:50%;border:1px solid var(--line);color:var(--brand);display:inline-flex;align-items:center;justify-content:center;font-size:18px;transition:all .35s ease}
.faq-item.active .faq-icon{background:var(--brand);color:#fff;transform:rotate(45deg);border-color:var(--brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .38s ease}
.faq-a-inner{padding:0 54px 26px 28px;color:var(--muted);font-size:15px;line-height:1.9;border-top:1px solid transparent}
.faq-item.active .faq-a-inner{border-top-color:var(--line);padding-top:20px}

/* Contact */
.contact-section{background:var(--paper);padding:var(--spacer) 0}
.contact-grid{display:grid;grid-template-columns:0.95fr 1.05fr;gap:34px;align-items:stretch}
.contact-info-card{background:var(--dark);border-radius:var(--radius-lg);padding:52px 46px;color:#fff;display:flex;flex-direction:column;justify-content:center}
.contact-info-card h2{font-family:var(--serif);font-size:35px;line-height:1.4;font-weight:700;color:#fff}
.contact-info-card p{margin-top:18px;color:rgba(255,255,255,0.72);font-size:15px;line-height:1.9}
.contact-check-list{margin-top:30px;display:grid;gap:12px}
.contact-check-list li{display:flex;gap:10px;color:rgba(255,255,255,0.84);font-size:14px}
.contact-check-list i{color:var(--apricot);flex:none;font-style:normal}
.contact-form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:38px;box-shadow:var(--shadow)}
.contact-form-card h3{font-family:var(--serif);font-size:25px;color:var(--dark);font-weight:700;margin-bottom:6px}
.contact-form-card .form-tip-desc{color:var(--muted);font-size:14px;margin-bottom:24px}
.form-group{margin-bottom:20px}
.form-label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--dark)}
.form-label em{color:var(--orange);font-style:normal}
.form-control{width:100%;height:50px;padding:0 16px;border:1px solid var(--line);border-radius:12px;background:#FBFCFB;font-family:inherit;font-size:15px;color:var(--ink);transition:border-color var(--transition),box-shadow var(--transition);outline:none;appearance:none}
textarea.form-control{height:120px;padding-top:14px;resize:vertical;line-height:1.8}
select.form-control{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2366736E' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:42px}
.form-control:hover{border-color:#B9CBC3}
.form-control:focus{border-color:var(--brand-2);box-shadow:0 0 0 4px rgba(21,138,122,0.15)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:28px}
.form-tip{display:none;width:100%;padding:14px 16px;background:var(--brand-soft);color:var(--brand);border-radius:12px;font-size:14px;line-height:1.7}
.privacy-note{font-size:12px;color:var(--muted);line-height:1.7;margin-top:16px}

/* Footer */
.site-footer{background:var(--dark-2);color:rgba(255,255,255,0.76);padding:84px 0 30px}
.site-footer .logo strong{color:#fff}
.footer-top{display:grid;grid-template-columns:1.5fr 0.8fr 0.95fr 0.9fr;gap:46px;padding-bottom:54px;border-bottom:1px solid rgba(255,255,255,0.12)}
.footer-brand p{font-size:13px;line-height:1.9;color:rgba(255,255,255,0.55);margin-top:18px;max-width:300px}
.footer-col h4{font-family:var(--serif);font-size:16px;color:#fff;font-weight:600;margin-bottom:20px;letter-spacing:0.04em}
.footer-col ul{display:grid;gap:12px}
.footer-col a{color:rgba(255,255,255,0.66);font-size:14px;transition:color var(--transition)}
.footer-col a:hover{color:#fff}
.footer-col li:not(a){font-size:13px;color:rgba(255,255,255,0.55)}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:26px;font-size:13px;color:rgba(255,255,255,0.45)}
.footer-bottom p{line-height:1.7}

/* Responsive */
@media (max-width:1100px){
  .site-nav{gap:22px}
  .nav-meta{display:none}
  .feature-grid{grid-template-columns:1fr;gap:36px}
  .feature-intro{position:relative;top:auto}
  .process-track{grid-template-columns:1fr 1fr;gap:34px 0}
  .process-step{margin:0;padding-right:30px}
  .mat-stack-thumb{width:120px}
}
@media (max-width:1023px){
  :root{--spacer:76px}
  .site-nav{position:fixed;top:0;right:0;width:min(84vw,340px);height:100vh;background:var(--dark);flex-direction:column;align-items:flex-start;justify-content:flex-start;padding:110px 30px 40px;margin:0;transform:translateX(102%);transition:transform .38s ease;z-index:150;gap:30px;overflow-y:auto;box-shadow:-20px 0 50px rgba(0,0,0,0.25)}
  .site-nav.open{transform:translateX(0)}
  .site-nav .nav-link{width:100%;padding:14px 2px;border-bottom:1px solid rgba(255,255,255,0.1);font-size:17px;border-left:none;border-bottom-color:rgba(255,255,255,0.08)}
  .site-nav .nav-link.active{border-bottom-color:var(--orange);color:#fff}
  .nav-burger{display:flex;position:relative;z-index:160}
  .header-cta.hide-tablet{display:none}
  .nav-wrap{height:72px}
  .footer-top{grid-template-columns:1fr 1fr}
  .ent-banner{padding-top:120px;padding-bottom:80px}
  .banner-inner{grid-template-columns:1fr;gap:40px}
  .submit-grid{grid-template-columns:1fr}
}
@media (max-width:767px){
  :root{--spacer:64px}
  .container{width:100% - 32px}
  .section-block{padding:var(--spacer) 0}
  .ent-banner h1{font-size:38px;line-height:1.35}
  .hero-lead{font-size:16px}
  .hero-actions .btn{width:100%}
  .feature-list-block li{grid-template-columns:1fr;gap:8px;padding:24px}
  .process-track{grid-template-columns:1fr}
  .process-step{padding-top:24px;margin-right:0}
  .process-heading{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:42px}
  .materials-head{flex-direction:column;align-items:flex-start}
  .mat-grid{grid-template-columns:1fr}
  .mat-stack{grid-template-columns:1fr}
  .mat-stack-item{grid-template-columns:1fr}
  .mat-stack-thumb{width:100%;height:170px}
  .mat-stack-thumb img{width:100%;height:100%}
  .contact-grid{grid-template-columns:1fr}
  .contact-info-card,.contact-form-card{padding:30px 24px}
  .form-row{grid-template-columns:1fr;gap:0}
  .form-actions .btn{width:100%}
  .footer-top{grid-template-columns:1fr;gap:38px;padding-bottom:38px}
  .footer-brand p{max-width:100%}
  .nav-logo small{display:none}
}
@media (max-width:480px){
  .nav-actions .nav-meta{display:none}
  .header-cta span{display:none}
  .banner-inner{width:100% - 28px}
}