/* roulang page: index */
:root {
  --primary: #0C6B5C;
  --primary-deep: #093D35;
  --primary-dark: #102321;
  --accent: #F0A739;
  --accent-soft: #FDF1DD;
  --bg-warm: #F4F3EE;
  --card: #FFFFFF;
  --card-warm: #FFFEFB;
  --text-ink: #1E2826;
  --text-soft: #6B7A75;
  --line: #E2E4DE;
  --danger: #DA5A3C;
  --radius: 8px;
  --radius-sm: 4px;
  --radius-lg: 999px;
  --shadow-low: 0 10px 26px rgba(20, 45, 41, .06);
  --shadow-hover: 0 18px 34px rgba(20, 45, 41, .12);
  --transition: .22s ease;
}

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

html, body {
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-ink);
  background: var(--bg-warm);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--primary-deep);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

h1, h2, h3, h4 {
  font-family: inherit;
  line-height: 1.3;
  color: var(--text-ink);
  margin: 0 0 16px;
}

p {
  margin: 0 0 16px;
}

.container,
.row-custom {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

@media screen and (min-width: 64em) {
  .container,
  .row-custom {
    padding-left: 24px;
    padding-right: 24px;
  }
}

/* 顶部导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  height: 72px;
  background: rgba(255, 255, 255, .94);
  border-bottom: 1px solid var(--line);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

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

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 6px 2px 10px 2px;
  background: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-mark i {
  width: 16px;
  height: 16px;
  border-radius: 2px;
  border: 2px solid var(--accent);
}

.brand-name {
  font-weight: 800;
  font-size: 20px;
  letter-spacing: .4px;
  color: var(--text-ink);
}

.brand-name span {
  color: var(--primary);
}

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

.main-nav a.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-ink);
  border-radius: var(--radius-sm);
}

.main-nav a.nav-link:hover {
  color: var(--primary);
  background: #EAF4F1;
}

.main-nav a.nav-link.active {
  color: var(--primary-deep);
}

.main-nav a.nav-link.active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 999px;
}

.header-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-left: 18px;
  height: 42px;
  padding: 0 20px;
  border: none;
  border-radius: 6px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.header-cta-btn:hover {
  background: var(--primary-deep);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(12, 107, 92, .18);
}

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

/* 移动端底部导航 */
.bottom-tab-nav {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 70;
  background: rgba(255, 255, 255, .98);
  border-top: 1px solid var(--line);
  box-shadow: 0 -6px 20px rgba(20, 45, 41, .05);
  padding: 8px 10px calc(10px + env(safe-area-inset-bottom));
}

.bottom-tab-nav .tab-items {
  display: flex;
  justify-content: space-around;
  align-items: center;
  max-width: 480px;
  margin: 0 auto;
}

.bottom-tab-nav .tab-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  min-width: 58px;
  padding: 4px 10px;
  border-radius: 10px;
  font-size: 11px;
  color: var(--text-soft);
}

.bottom-tab-nav .tab-link svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
}

.bottom-tab-nav .tab-link:hover,
.bottom-tab-nav .tab-link.active {
  color: var(--primary);
  background: #EEF6F4;
}

/* 倒计时条 */
.countdown-banner {
  position: relative;
  background: linear-gradient(90deg, var(--primary-dark), var(--primary-deep));
  color: #fff;
  padding: 34px 0 38px;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  background-blend-mode: multiply;
}

.countdown-banner .progress-line {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: rgba(240, 167, 57, .3);
}

.countdown-banner .progress-line::after {
  content: "";
  display: block;
  width: 42%;
  height: 100%;
  background: var(--accent);
}

.countdown-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 22px;
}

.countdown-copy {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .5px;
  margin: 0;
}

.countdown-copy small {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  font-weight: 400;
  color: rgba(255, 255, 255, .75);
  letter-spacing: .2px;
}

.countdown-clock {
  display: flex;
  gap: 10px;
  align-items: center;
}

.countdown-item {
  min-width: 62px;
  padding: 10px 8px 8px;
  background: rgba(255, 255, 255, .92);
  border-radius: 8px;
  text-align: center;
  color: var(--primary-dark);
}

.countdown-item em {
  display: block;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-style: normal;
  font-size: 28px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 1px;
  color: var(--primary);
}

.countdown-item span {
  display: block;
  font-size: 12px;
  margin-top: 6px;
  color: var(--text-soft);
}

.countdown-btn {
  height: 44px;
  padding: 0 26px;
  background: var(--accent);
  color: var(--primary-dark);
  border: none;
  border-radius: 6px;
  font-weight: 800;
  cursor: pointer;
  font-size: 15px;
  transition: all var(--transition);
}

.countdown-btn:hover {
  background: #ffc05b;
  transform: translateY(-1px);
}

.countdown-btn:active {
  transform: translateY(1px);
}

.countdown-btn.is-disabled,
.countdown-btn[disabled] {
  opacity: .5;
  cursor: not-allowed;
  transform: none;
}

/* 活动卖点 / 主标题区 */
.feature-section {
  padding: 88px 0 72px;
  background: var(--card);
}

.intro-left h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.3px;
  margin-bottom: 22px;
}

.intro-left .hero-lead {
  font-size: 17px;
  line-height: 1.85;
  color: var(--text-soft);
  margin-bottom: 0;
}

.intro-right {
  padding-left: 10px;
}

.point-item {
  display: flex;
  gap: 18px;
  border-bottom: 1px solid var(--line);
  padding: 25px 0 28px;
}

.point-item:first-child {
  padding-top: 6px;
}

.point-num {
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 28px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: -.5px;
  color: var(--primary);
  flex-shrink: 0;
  min-width: 58px;
}

.point-item h3 {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 19px;
  font-weight: 800;
  margin: 2px 0 6px;
}

.point-item h3 i {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--text-ink);
  border-radius: 4px;
  display: inline-block;
  flex-shrink: 0;
  margin-top: 6px;
}

.point-item p {
  margin: 0;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.8;
  max-width: 620px;
}

.point-metric {
  display: inline-block;
  font-weight: 800;
  color: var(--primary);
  font-size: 20px;
  margin-right: 2px;
}

/* 亮点图墙 */
.gallery-section {
  padding: 76px 0 88px;
  background: var(--bg-warm);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 34px;
}

.section-head h2 {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  margin: 0;
}

.section-head .section-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
}

.section-head .section-more:hover {
  color: var(--accent);
}

.gallery-row + .gallery-row {
  margin-top: 16px;
}

.gallery-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  margin: 0 0 16px;
  background: var(--card);
}

.gallery-card a {
  display: block;
  position: relative;
  overflow: hidden;
}

.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s cubic-bezier(.2, .65, .25, 1);
}

.gallery-card a:hover img {
  transform: scale(1.03);
}

.gallery-card .gallery-figcap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 70px 18px 16px;
  background: linear-gradient(180deg, transparent, rgba(6, 26, 22, .82));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.gallery-card .gallery-figcap strong {
  font-size: 17px;
  font-weight: 700;
}

.gallery-card .gallery-figcap span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: rgba(255, 255, 255, .8);
  white-space: nowrap;
}

.gallery-card .gallery-figcap span svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.gallery-main {
  height: 380px;
}

.gallery-main a,
.gallery-main img {
  height: 100%;
}

.gallery-stack .stack-card {
  height: 178px;
  margin-bottom: 16px;
}

.gallery-stack .stack-card:last-child {
  margin-bottom: 0;
}

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

.gallery-bottom-cards .gallery-card {
  height: 168px;
  margin-bottom: 0;
}

/* CTA报名区 */
.apply-section {
  padding: 80px 0 72px;
  background: var(--card-warm);
}

.apply-box {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 6px solid var(--primary);
  border-radius: var(--radius);
  padding: 42px 44px 38px;
  box-shadow: var(--shadow-low);
}

.apply-box h2 {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  margin-bottom: 8px;
}

.apply-box .apply-subtitle {
  color: var(--text-soft);
  font-size: 16px;
  margin-bottom: 34px;
}

.apply-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.apply-list li {
  position: relative;
  padding: 12px 0 12px 32px;
  border-bottom: 1px dashed var(--line);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-ink);
}

.apply-list li:last-child {
  border-bottom: none;
}

.apply-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 16px;
  height: 16px;
  border-radius: 4px;
  background: var(--accent-soft);
  border: 2px solid var(--accent);
}

.apply-form-wrap {
  padding: 0 8px;
}

.form-title {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 20px;
}

.apply-form label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-ink);
  margin: 16px 0 6px;
  display: block;
}

.apply-form .field-input {
  width: 100%;
  height: 46px;
  border: 1px solid #cdd3ce;
  border-radius: 6px;
  padding: 0 14px;
  font-size: 15px;
  font-family: inherit;
  background: #fff;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.apply-form textarea.field-input {
  height: auto;
  min-height: 96px;
  padding: 12px 14px;
  resize: vertical;
}

.apply-form .field-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(12, 107, 92, .12);
  outline: none;
}

.apply-form .submit-btn {
  width: 100%;
  margin-top: 24px;
  height: 48px;
  border: none;
  border-radius: 6px;
  background: var(--primary);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.apply-form .submit-btn:hover {
  background: var(--primary-deep);
  box-shadow: 0 10px 22px rgba(12, 107, 92, .18);
}

.form-status {
  display: block;
  margin-top: 16px;
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 14px;
  color: var(--text-soft);
  background: #F7F8F6;
}

.form-status.success {
  color: var(--primary);
  background: #ECF5F2;
  border: 1px solid #CDE4DE;
}

.form-status.error {
  color: var(--danger);
  background: #FBEFEC;
  border: 1px solid #F3CFC5;
}

/* FAQ区 */
.faq-section {
  padding: 76px 0 70px;
  background: var(--bg-warm);
}

.faq-section .section-head h2 {
  margin-bottom: 8px;
}

.faq-wrap {
  max-width: 860px;
}

.accordion.faq-list {
  background: transparent;
  border: none;
  margin: 0;
}

.faq-list .accordion-item {
  background: transparent;
  border-bottom: 1px solid var(--line);
}

.faq-list .accordion-item:first-child {
  border-top: 1px solid var(--line);
}

.faq-list .accordion-title {
  position: relative;
  padding: 22px 46px 22px 2px;
  font-size: 17px;
  font-weight: 700;
  color: var(--text-ink);
  background: transparent;
  border: none;
  line-height: 1.5;
}

.faq-list .accordion-title:hover,
.faq-list .accordion-item.is-active .accordion-title {
  background: transparent;
  color: var(--primary);
}

.faq-list .accordion-title::before,
.faq-list .accordion-title::after {
  content: "";
  position: absolute;
  right: 12px;
  top: 50%;
  width: 18px;
  height: 2px;
  background: var(--primary);
  transform: translateY(-50%);
  border-radius: 99px;
  transition: transform var(--transition);
}

.faq-list .accordion-title::before {
  transform: translateY(-50%) rotate(90deg);
}

.faq-list .accordion-item.is-active .accordion-title::before {
  transform: translateY(-50%) rotate(0deg);
}

.faq-list .accordion-content {
  background: transparent;
  color: var(--text-soft);
  border: none;
  padding: 0 46px 24px 2px;
  font-size: 15px;
  line-height: 1.85;
}

.faq-list .accordion-content p {
  margin-bottom: 10px;
}

/* 资讯动态区 */
.news-section {
  padding: 78px 0 86px;
  background: var(--card);
}

.news-section .section-head h2 {
  margin-bottom: 0;
}

.news-col {
  margin-bottom: 22px;
}

.news-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--card-warm);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.news-card-visual {
  height: 170px;
  background: linear-gradient(130deg, #E5F1ED 0%, #CDE0DA 55%, #F6E8D2 100%);
  position: relative;
  overflow: hidden;
}

.news-card-visual::before {
  content: "";
  position: absolute;
  width: 86px;
  height: 86px;
  border-radius: 10px;
  background: repeating-linear-gradient(45deg, rgba(12, 107, 92, .08) 0 8px, rgba(255, 255, 255, .5) 8px 16px);
  right: 26px;
  top: 26px;
  transform: rotate(3deg);
}

.news-card-body {
  padding: 20px 18px 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-card .badge {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  background: #EAF4F1;
  border: 1px solid #C5E0DA;
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  margin-bottom: 12px;
}

.news-card h3 {
  font-size: 16px;
  line-height: 1.6;
  font-weight: 700;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 48px;
}

.news-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-soft);
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.news-card-meta svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  display: inline-block;
}

.empty-news {
  border: 1.5px dashed #CCD6D2;
  border-radius: var(--radius);
  padding: 40px 20px;
  text-align: center;
  color: var(--text-soft);
  background: #FAFBF9;
  font-size: 15px;
}

.empty-news::before {
  content: "INFO";
  display: block;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 12px;
  letter-spacing: .4em;
  color: var(--text-soft);
  margin-bottom: 8px;
}

/* CTA小横幅 */
.mini-cta {
  background: var(--primary-deep);
  color: #fff;
  padding: 48px 0;
}

.mini-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.mini-cta h3 {
  color: #fff;
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 8px;
}

.mini-cta p {
  color: rgba(255, 255, 255, .76);
  margin: 0;
}

.mini-cta .button-white {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 24px;
  height: 44px;
  border-radius: 6px;
  background: #fff;
  color: var(--primary-deep);
  font-weight: 800;
  font-size: 15px;
  white-space: nowrap;
  transition: background var(--transition), transform var(--transition);
}

.mini-cta .button-white:hover {
  background: var(--accent);
  color: var(--primary-dark);
  transform: translateY(-1px);
}

/* 页脚 */
.site-footer {
  background: #0F1D1A;
  color: rgba(255, 255, 255, .76);
  padding: 58px 0 34px;
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr .8fr 1fr;
  gap: 40px;
}

.site-footer h3,
.site-footer h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .3px;
  margin-bottom: 14px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 800;
  font-size: 24px;
  letter-spacing: .3px;
  margin-bottom: 14px;
}

.footer-brand .brand-mark {
  width: 30px;
  height: 30px;
  background: rgba(255, 255, 255, .1);
}

.footer-brand .brand-mark i {
  width: 14px;
  height: 14px;
  border-color: var(--accent);
}

.footer-about p {
  color: rgba(255, 255, 255, .62);
  line-height: 1.8;
  max-width: 340px;
  margin: 0;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  color: rgba(255, 255, 255, .68);
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-contact {
  color: rgba(255, 255, 255, .65);
  line-height: 1.9;
}

.footer-contact span {
  display: inline-block;
  color: var(--accent);
  font-weight: 700;
  margin-right: 6px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding-top: 22px;
  margin-top: 44px;
  font-size: 13px;
  color: rgba(255, 255, 255, .4);
}

@media screen and (max-width: 1024px) {
  .feature-section {
    padding: 72px 0 64px;
  }
  .gallery-bottom-cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }
  .intro-right {
    padding-left: 0;
  }
  .apply-box {
    padding: 34px 28px 32px;
  }
}

@media screen and (max-width: 768px) {
  .site-header {
    height: 62px;
  }

  .main-nav,
  .header-cta-btn {
    display: none;
  }

  .bottom-tab-nav {
    display: block;
  }

  body {
    padding-bottom: 78px;
  }

  .container,
  .row-custom {
    padding-left: 16px;
    padding-right: 16px;
  }

  .feature-section,
  .news-section,
  .apply-section {
    padding-top: 56px;
    padding-bottom: 58px;
  }

  .gallery-section,
  .faq-section {
    padding: 52px 0 54px;
  }

  .countdown-banner {
    padding: 28px 0 32px;
  }

  .countdown-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .countdown-clock {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
  }

  .countdown-item {
    min-width: 56px;
    flex: 1;
  }

  .countdown-item em {
    font-size: 22px;
  }

  .countdown-btn {
    width: 100%;
  }

  .intro-left h1 {
    font-size: 28px;
  }

  .point-item {
    gap: 10px;
    padding: 20px 0;
  }

  .point-num {
    font-size: 22px;
    min-width: 44px;
  }

  .point-item h3 {
    font-size: 17px;
  }

  .gallery-main {
    height: 230px;
  }

  .gallery-stack .stack-card {
    height: 150px;
  }

  .gallery-bottom-cards {
    grid-template-columns: 1fr 1fr;
  }

  .gallery-bottom-cards .gallery-card:last-child {
    grid-column: span 2;
    height: 150px;
  }

  .apply-box {
    padding: 24px 20px;
    border-left: 4px solid var(--primary);
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .mini-cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media screen and (max-width: 520px) {
  .countdown-copy {
    font-size: 16px;
  }

  .countdown-item {
    padding: 8px 6px;
  }

  .countdown-item em {
    font-size: 20px;
  }

  .gallery-bottom-cards {
    grid-template-columns: 1fr;
  }

  .gallery-bottom-cards .gallery-card,
  .gallery-bottom-cards .gallery-card:last-child {
    grid-column: span 1;
    height: 160px;
  }

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

/* roulang page: article */
:root{
  --c-primary:#0C6B5C;
  --c-darker:#093D35;
  --c-ink:#102321;
  --c-accent:#F0A739;
  --c-paper:#F4F3EE;
  --c-card:#FFFEFB;
  --c-body:#1E2826;
  --c-muted:#6B7A75;
  --c-line:#E2E4DE;
  --c-danger:#DA5A3C;
  --radius-card:8px;
  --radius-btn:6px;
  --shadow-card:0 10px 26px rgba(20,45,41,.06);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-cn);background:var(--c-paper);color:var(--c-body);font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease,box-shadow .2s ease}
button,input,select,textarea{font:inherit;color:inherit}
input,textarea,select{outline:none}
a,button,.accordion-title{cursor:pointer}
h1,h2,h3,h4,h5,h6{margin:0;line-height:1.4;color:var(--c-darker)}
p{margin:0 0 16px}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.grid-container{padding-left:24px;padding-right:24px;max-width:1200px}
.site-header{position:sticky;top:0;z-index:60;background:rgba(244,243,238,.94);border-bottom:1px solid var(--c-line);backdrop-filter:blur(10px)}
.site-header .container{display:grid;grid-template-columns:auto 1fr auto;align-items:center;column-gap:36px;height:72px}
.brand-lockup{display:inline-flex;align-items:center;gap:11px;font-weight:800;letter-spacing:.2px;color:var(--c-darker)}
.brand-lockup .brand-name{font-size:20px;line-height:1;color:var(--c-darker)}
.brand-lockup .brand-name span{color:var(--c-primary)}
.brand-mark{position:relative;width:34px;height:34px;display:inline-flex;background:var(--c-darker);border-radius:8px;overflow:hidden}
.brand-mark i{position:absolute;left:9px;top:9px;width:16px;height:3px;background:#F6F5F0;border-radius:2px}
.brand-mark i::after{content:"";position:absolute;left:4px;top:8px;width:8px;height:8px;background:var(--c-accent);border-radius:2px}
.main-nav{display:flex;align-items:center;gap:34px;justify-content:center}
.nav-link{font-size:16px;font-weight:600;color:#35443F;padding:8px 2px;position:relative;line-height:1.4}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--c-primary);transform:scaleX(0);transform-origin:center;transition:transform .2s ease}
.nav-link:hover{color:var(--c-primary)}
.nav-link.active{color:var(--c-primary)}
.nav-link.active::after{transform:scaleX(1)}
.header-cta-btn{display:inline-flex;align-items:center;justify-content:center;min-width:108px;padding:11px 22px;background:var(--c-darker);color:#fff;font-size:15px;font-weight:700;border-radius:var(--radius-btn);box-shadow:0 6px 16px rgba(9,61,53,.18);border:1px solid transparent}
.header-cta-btn:hover{background:var(--c-primary);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(12,107,92,.25)}
.header-cta-btn:active{transform:translateY(0)}
.mobile-bottom-nav{display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;background:#FFFEFB;border-top:1px solid var(--c-line);padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -6px 22px rgba(20,45,41,.05)}
.mobile-bottom-nav .bottom-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;flex:1;padding:9px 4px 7px;font-size:11px;font-weight:600;color:var(--c-muted);line-height:1.2}
.mobile-bottom-nav .bottom-item svg{width:23px;height:23px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.mobile-bottom-nav .bottom-item.is-active{color:var(--c-primary)}
.article-page-hero{background-color:var(--c-darker);background-image:linear-gradient(90deg,rgba(9,61,53,.96) 0%,rgba(9,61,53,.78) 100%),url("/assets/images/backpic/back-2.png");background-position:center;background-size:cover;padding:86px 0 56px;color:#fff;position:relative;overflow:hidden}
.article-page-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:4px;background:var(--c-accent);opacity:.85}
.article-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:24px}
.article-breadcrumb a{color:rgba(255,255,255,.85)}
.article-breadcrumb a:hover{color:var(--c-accent)}
.article-breadcrumb span{color:rgba(255,255,255,.9)}
.article-breadcrumb i{font-style:normal;color:rgba(255,255,255,.34)}
.article-header-meta{display:flex;align-items:center;flex-wrap:wrap;gap:16px;margin-bottom:18px}
.category-badge{display:inline-flex;align-items:center;background:rgba(240,167,57,.16);border:1px solid rgba(240,167,57,.6);color:#F6BE75;font-size:13px;font-weight:600;border-radius:4px;padding:3px 12px;line-height:1.5}
.article-kicker{font-size:14px;color:rgba(255,255,255,.8);margin-bottom:12px;display:flex;align-items:center;gap:12px;font-weight:500}
.article-h1{max-width:880px;font-size:clamp(30px,4.2vw,48px);font-weight:800;line-height:1.22;color:#fff;margin-bottom:18px;letter-spacing:.5px}
.article-hero-foot{display:flex;align-items:center;flex-wrap:wrap;gap:20px;font-size:14px;color:rgba(255,255,255,.78)}
.article-hero-foot span{display:inline-flex;align-items:center;gap:7px}
.article-hero-foot svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:1.8}
.article-body-section{background:var(--c-paper);padding:34px 0 72px}
.article-doc-card{background:var(--c-card);border:1px solid #ECE9E1;border-radius:12px;box-shadow:var(--shadow-card);padding:clamp(28px,4vw,64px) clamp(20px,5vw,76px);position:relative}
.article-doc-card::before{content:"";position:absolute;left:0;top:36px;bottom:36px;width:3px;background:var(--c-accent);border-radius:2px}
.article-content{font-size:17px;line-height:1.9;color:#24302D;max-width:760px}
.article-content p{margin:0 0 1.55em}
.article-content h2{font-size:25px;font-weight:700;margin:1.6em 0 .7em;padding-top:.2em}
.article-content h3{font-size:20px;font-weight:700;margin:1.5em 0 .6em}
.article-content h4{font-size:17px;font-weight:700;margin:1.4em 0 .5em}
.article-content ul,.article-content ol{margin:0 0 1.5em 1.4em}
.article-content li{margin-bottom:.5em}
.article-content blockquote{margin:1.6em 0;padding:18px 22px;background:#F1F4F1;border-left:4px solid var(--c-primary);border-radius:6px;color:#31443E;font-size:16px}
.article-content table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;background:#fff}
.article-content table th,.article-content table td{border:1px solid var(--c-line);padding:10px 14px;text-align:left}
.article-content table th{background:#EDF1EE;font-weight:700;color:var(--c-darker)}
.article-content img{border-radius:8px;margin:1.8em 0}
.article-content img+em{display:block;text-align:center;font-size:13px;color:var(--c-muted);font-style:italic;margin-top:-1.2em}
.article-content code{background:#EDF1EE;color:#0C5F52;font-family:Consolas,Menlo,monospace;font-size:.92em;padding:2px 7px;border-radius:5px}
.article-content pre{background:#102321;color:#E8F0EC;padding:20px;overflow-x:auto;border-radius:10px;line-height:1.7;font-size:14px;margin:1.5em 0}
.article-content pre code{background:transparent;color:inherit;padding:0}
.article-content a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px}
.article-content a:hover{color:var(--c-accent)}
.doc-divider{height:1px;background:var(--c-line);margin:38px 0 26px}
.doc-tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:26px}
.doc-tag-row .doc-tag{display:inline-flex;align-items:center;background:#F3F4F0;border:1px solid #DCE1DA;color:#4A5C55;font-size:13px;font-weight:600;border-radius:999px;padding:5px 14px}
.doc-tag-row .doc-tag i{width:7px;height:7px;background:var(--c-primary);border-radius:50%;margin-right:6px;font-style:normal}
.doc-footer-nav{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;border-top:1px solid var(--c-line);padding-top:26px}
.doc-back-link{display:inline-flex;align-items:center;gap:9px;font-weight:700;color:var(--c-darker)}
.doc-back-link:hover{color:var(--c-primary)}
.doc-back-link svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:2}
.article-cta-band{max-width:980px;margin:-8px auto 0;padding:0 24px 42px}
.article-cta-band .inner-cta{background:var(--c-darker);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:30px 36px;border-radius:12px;flex-wrap:wrap;position:relative;overflow:hidden}
.article-cta-band .inner-cta::after{content:"";position:absolute;right:-45px;top:-45px;width:140px;height:140px;border:28px solid rgba(240,167,57,.13);border-radius:50%}
.article-cta-band h2{color:#fff;font-size:21px;margin-bottom:8px}
.article-cta-band p{margin:0;color:rgba(255,255,255,.76);font-size:15px;max-width:620px}
.btn-default{display:inline-flex;align-items:center;justify-content:center;background:var(--c-accent);color:#102321;font-weight:800;font-size:15px;border-radius:var(--radius-btn);padding:11px 24px;border:1px solid transparent;min-height:46px}
.btn-default:hover{background:#FFB852;color:#102321;transform:translateY(-1px);box-shadow:0 8px 22px rgba(240,167,57,.3)}
.related-posts{margin:10px 0 64px}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.related-head h2{font-size:clamp(22px,2.6vw,32px);color:var(--c-darker)}
.related-posts .more-news{font-weight:600;color:var(--c-primary);font-size:15px;display:inline-flex;align-items:center;gap:8px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.related-card{background:var(--c-card);border:1px solid #E9E5DC;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);display:flex;flex-direction:column;transition:transform .24s ease,box-shadow .24s ease}
.related-card:hover{transform:translateY(-5px);box-shadow:0 18px 32px rgba(16,35,33,.12)}
.related-thumb{position:relative;height:168px;overflow:hidden;background:#DCE4DF}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.related-card:hover .related-thumb img{transform:scale(1.06)}
.related-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.related-body h3{font-size:18px;line-height:1.5}
.related-body p{color:var(--c-muted);font-size:14px;line-height:1.7;margin:0}
.related-card-flag{margin-top:auto;padding-top:12px;border-top:1px solid var(--c-line);display:flex;justify-content:space-between;align-items:center;color:var(--c-muted);font-size:13px}
.site-footer{background:var(--c-ink);color:#CBD7D2;margin-top:24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.1fr;gap:44px;padding:62px 0 42px}
.footer-brand{color:#fff;font-size:18px;font-weight:800;display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-about{font-size:15px;line-height:1.85;color:rgba(230,236,232,.72);max-width:430px}
.footer-grid h4{color:#fff;font-size:16px;margin-bottom:18px}
.footer-links{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.footer-links a{color:rgba(230,236,232,.74);font-size:15px;display:inline-flex;align-items:center;gap:8px;transition:color .2s}
.footer-links a::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--c-accent);opacity:.9;transition:transform .2s}
.footer-links a:hover{color:#fff}
.footer-contact{color:rgba(230,236,232,.76);font-size:15px;line-height:1.9;margin:0}
.footer-contact span{color:var(--c-accent);margin-right:8px}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;padding:22px 0 32px;border-top:1px solid rgba(255,255,255,.09);font-size:13px;color:rgba(234,240,236,.5)}
.footer-brand .brand-mark{background:var(--c-accent)}
.pager-missing{min-height:calc(100vh - 72px);display:flex;align-items:flex-start;justify-content:center;background:var(--c-paper)}
.not-found-card{text-align:center;margin:90px auto 110px;max-width:600px;background:var(--c-card);border:1px solid #E3E1DA;border-radius:12px;padding:56px 44px;box-shadow:var(--shadow-card)}
.not-found-card h1{font-size:28px;margin-bottom:14px}
.not-found-card p{color:var(--c-muted);margin-bottom:28px}
.btn-primary{display:inline-flex;align-items:center;justify-content:center;background:var(--c-darker);color:#fff;font-weight:700;font-size:15px;padding:12px 26px;border-radius:var(--radius-btn);min-height:46px}
.btn-primary:hover{background:var(--c-primary);color:#fff}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
input:focus,textarea:focus,select:focus{border-color:var(--c-primary)}
@media (max-width:1023.98px){
  .main-nav,.header-cta-btn{display:none}
  .site-header .container{column-gap:0;justify-content:space-between}
  .mobile-bottom-nav{display:flex}
  body{padding-bottom:72px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .related-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:767.98px){
  .article-page-hero{padding:58px 0 40px}
  .article-h1{font-size:26px}
  .article-body-section{padding:20px 0 48px}
  .article-doc-card{padding:28px 20px 34px;border-left:none;border-top:3px solid var(--c-accent)}
  .article-doc-card::before{display:none}
  .article-content{font-size:16px}
  .article-content h2{font-size:21px}
  .article-content h3{font-size:18px}
  .related-grid{grid-template-columns:1fr}
  .related-posts{grid-template-columns:1fr;gap:16px}
  .footer-grid{grid-template-columns:1fr;gap:34px;padding:46px 0 24px}
  .footer-bottom{justify-content:center;text-align:center;padding-bottom:30px}
  .article-cta-band .inner-cta{padding:24px}
  .article-hero-foot{gap:12px}
  .doc-footer-nav{align-items:flex-start}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .grid-container{padding-left:16px;padding-right:16px}
  .article-breadcrumb{font-size:13px}
  .related-thumb{height:200px}
}

/* roulang page: category1 */
:root{
  --primary:#0C6B5C;
  --primary-dark:#093D35;
  --primary-night:#102321;
  --accent:#F0A739;
  --accent-soft:#FDF1DA;
  --bg:#F4F3EE;
  --card:#fff;
  --card-soft:#FFFEFB;
  --text:#1E2826;
  --muted:#6B7A75;
  --line:#E2E4DE;
  --danger:#DA5A3C;
  --radius-rd:8px;
  --radius-sm:4px;
  --radius-pill:999px;
  --shadow:0 10px 26px rgba(20,45,41,.06);
  --shadow-raise:0 16px 34px rgba(20,45,41,.1);
  --container-w:1200px;
  --font-main:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-padding-top:96px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-main);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5,h6,p,figure{
  margin:0;
  font-weight:normal;
}
img{display:block;max-width:100%;height:auto;border:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:transparent}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}
::selection{background:rgba(240,167,57,.35)}
.container{
  width:min(100% - 36px,var(--container-w));
  margin-inline:auto;
}
.section{
  padding-block:88px;
}
.section-tight{
  padding-block:64px;
}
.section-gray{
  background:var(--card-soft);
  border-block:1px solid var(--line);
}
.section-white{
  background:#fff;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--primary);
}
.eyebrow::before{
  content:"";
  width:22px;
  height:3px;
  background:var(--accent);
  border-radius:var(--radius-pill);
}

/* header */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(255,254,251,.88);
  border-bottom:1px solid rgba(226,228,222,.8);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.site-header .container{
  height:72px;
  display:flex;
  align-items:center;
  gap:30px;
  justify-content:space-between;
}
.brand-lockup{
  display:inline-flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.brand-mark{
  position:relative;
  width:36px;
  height:36px;
  display:grid;
  place-items:center;
  background:var(--card);
  border:2px solid var(--primary-dark);
  border-radius:10px 4px 10px 4px;
}
.brand-mark::before{
  content:"";
  position:absolute;
  width:14px;
  height:3px;
  top:8px;
  left:8px;
  background:var(--primary);
  transform:rotate(-45deg);
}
.brand-mark i{
  display:block;
  width:13px;
  height:13px;
  background:var(--accent);
  border-radius:50% 2px 50% 2px;
  box-shadow:2px 2px 0 var(--primary-dark);
}
.brand-name{
  color:var(--text);
  font-family:var(--font-num);
  font-weight:700;
  font-size:23px;
  letter-spacing:-.015em;
  line-height:1;
  white-space:nowrap;
}
.brand-name span{
  color:var(--primary);
  font-weight:800;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:34px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  font-size:15.5px;
  font-weight:500;
  line-height:72px;
  color:#37413e;
  transition:color .22s ease;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  right:100%;
  bottom:-1px;
  height:3px;
  background:var(--primary);
  border-radius:var(--radius-pill) var(--radius-pill) 0 0;
  transition:right .25s ease;
}
.nav-link:hover::after,.nav-link.active::after{
  right:0;
}
.nav-link:hover,.nav-link.active{
  color:var(--primary-dark);
}
.header-cta-btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:42px;
  padding:0 22px;
  border-radius:6px;
  background:var(--primary-dark);
  color:#fff;
  font-size:15px;
  font-weight:600;
  box-shadow:var(--shadow);
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.header-cta-btn:hover{
  background:var(--primary);
  box-shadow:0 14px 28px rgba(9,61,53,.18);
  transform:translateY(-1px);
  color:#fff;
}
.header-cta-btn:active{
  transform:translateY(1px);
}

/* hero */
.category-hero{
  position:relative;
  background-color:var(--primary-dark);
  background-repeat:no-repeat;
  background-position:center;
  background-size:cover;
  color:#fff;
  overflow:hidden;
  padding-block:84px;
}
.category-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(105deg,rgba(9,61,53,.96) 0%,rgba(9,61,53,.84) 44%,rgba(16,35,33,.46) 80%),
    linear-gradient(90deg,rgba(240,167,57,.12),transparent 46%);
}
.category-hero::after{
  content:"";
  position:absolute;
  right:-120px;
  bottom:-120px;
  width:340px;
  height:340px;
  border:1px solid rgba(240,167,57,.28);
  border-radius:44% 56% 62% 38%/45% 42% 58% 55%;
  pointer-events:none;
}
.hero-content{
  position:relative;
  z-index:2;
  max-width:790px;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  color:rgba(255,255,255,.74);
  font-size:14px;
  margin-bottom:28px;
}
.breadcrumb a{
  color:rgba(255,255,255,.74);
  transition:color .2s;
}
.breadcrumb a:hover{
  color:#fff;
}
.breadcrumb i{
  color:rgba(255,255,255,.45);
  font-style:normal;
}
.category-hero h1{
  font-size:clamp(32px,4.6vw,54px);
  line-height:1.18;
  font-weight:800;
  color:#fff;
  text-wrap:balance;
  letter-spacing:-.02em;
}
.category-hero .hero-lead{
  margin-top:22px;
  font-size:17px;
  line-height:1.85;
  color:rgba(255,255,255,.88);
  max-width:680px;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:30px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:500;
  line-height:1;
  padding:9px 15px;
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.3);
  color:#fff;
  backdrop-filter:blur(4px);
}
.badge i{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--accent);
  display:inline-block;
}

/* overview panel */
.brief-wrap{
  display:grid;
  grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);
  gap:64px;
  align-items:start;
  border-top:1px solid var(--line);
  padding-top:48px;
}
.brief-left .eyebrow{
  margin-bottom:22px;
}
.brief-left h2{
  font-size:clamp(25px,3.4vw,38px);
  line-height:1.3;
  font-weight:800;
  letter-spacing:-.018em;
  color:var(--primary-dark);
}
.brief-left .note{
  margin-top:18px;
  color:var(--muted);
  font-size:15px;
}
.brief-right p{
  font-size:16px;
  line-height:2;
  color:#34403d;
}
.brief-right p + p{
  margin-top:18px;
}
.brief-right strong{
  color:var(--primary-dark);
  font-weight:700;
}

/* numbered service rows */
.service-title-row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:30px;
  margin-bottom:52px;
}
.service-title-row h2{
  font-size:clamp(26px,3.3vw,38px);
  font-weight:800;
  letter-spacing:-.018em;
  color:var(--primary-dark);
}
.service-title-row .desc{
  max-width:440px;
  color:var(--muted);
  font-size:15px;
}
.service-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
  padding-block:60px;
  border-bottom:1px solid var(--line);
}
.service-row:first-child{
  padding-top:0;
}
.service-row:last-child{
  border-bottom:0;
}
.service-row.reverse .service-copy{
  order:1;
}
.service-visual{
  position:relative;
  aspect-ratio:4/3;
  overflow:hidden;
  border-radius:18px 4px 18px 4px;
  background:
    radial-gradient(circle at 18% 28%, rgba(12,107,92,.08) 0, transparent 30%),
    linear-gradient(135deg,#e9ece6,#dfe5de);
  box-shadow:var(--shadow);
}
.service-visual::after{
  content:"";
  position:absolute;
  right:-18px;
  top:-18px;
  width:82px;
  height:82px;
  border:16px solid rgba(240,167,57,.15);
  border-radius:50%;
  z-index:2;
}
.service-visual .visual-img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  z-index:3;
  transition:transform .5s ease;
}
.service-visual:hover .visual-img{
  transform:scale(1.03);
}
figcaption.visual-cap{
  position:absolute;
  left:14px;
  bottom:14px;
  z-index:5;
  max-width:78%;
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(9,61,53,.8);
  backdrop-filter:blur(8px);
  color:#fff;
  font-size:12.5px;
  padding:9px 14px;
  border-radius:var(--radius-pill);
}
figcaption.visual-cap::before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--accent);
}
.code-sheet{
  position:absolute;
  right:8px;
  top:-6px;
  z-index:2;
  width:76px;
  height:122px;
  border:1px solid rgba(255,255,255,.8);
  border-radius:4px;
  background:
    linear-gradient(rgba(12,107,92,.28) 20%,transparent 20%),
    repeating-linear-gradient(to bottom,transparent 0 14px,rgba(12,107,92,.22) 14px 16px);
  transform:rotate(15deg);
  opacity:.7;
}
.service-copy{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
}
.service-no{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--primary);
  font-weight:700;
  font-family:var(--font-num);
  font-size:18px;
  letter-spacing:.02em;
}
.service-no::after{
  content:"";
  width:34px;
  height:1px;
  background:var(--accent);
}
.service-copy h3{
  margin-top:16px;
  font-size:clamp(22px,2.6vw,30px);
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--primary-dark);
}
.service-copy .lead-txt{
  margin-top:14px;
  color:#46534f;
  font-size:16px;
  line-height:1.95;
}
.mini-checks{
  margin-top:22px;
  display:grid;
  gap:10px;
}
.mini-checks li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:15px;
  color:#39443f;
}
.mini-checks li::before{
  content:"";
  flex:0 0 18px;
  height:18px;
  margin-top:5px;
  background:var(--primary);
  border-radius:50%;
  background-image:radial-gradient(circle at center,#fff 2px,transparent 3px);
  border:4px solid rgba(12,107,92,.14);
  box-sizing:border-box;
}
.text-link{
  margin-top:24px;
}
.text-link a{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--primary);
  font-weight:600;
  font-size:15px;
  border-bottom:1px solid transparent;
  transition:gap .25s ease,border-color .25s ease;
}
.text-link a:hover{
  gap:10px;
  border-bottom-color:var(--primary);
}

/* data strip */
.data-strip{
  background:var(--primary-night);
  color:#fff;
  padding-block:52px;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:34px 34px;
}
.strip-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.strip-head{
  margin-bottom:24px;
}
.strip-head .eyebrow{
  color:#fff;
}
.strip-head .eyebrow::before{
  background:var(--accent);
}
.datapoint{
  padding:8px 4px;
}
.datapoint .number{
  display:block;
  font-family:var(--font-num);
  font-size:40px;
  font-weight:700;
  letter-spacing:-.03em;
  color:var(--accent);
  line-height:1.2;
}
.datapoint .label{
  display:block;
  margin-top:12px;
  color:rgba(255,255,255,.72);
  font-size:14.5px;
  line-height:1.65;
}
.datapoint .label b{
  color:#fff;
  font-weight:600;
}

/* process */
.process-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-top:48px;
}
.process-cell{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-rd);
  padding:32px 24px 28px;
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s;
}
.process-cell:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-raise);
  border-color:rgba(12,107,92,.26);
}
.process-cell .idx-num{
  color:var(--accent-soft);
  font-family:var(--font-num);
  font-weight:800;
  font-size:46px;
  line-height:1;
  display:block;
  position:absolute;
  right:18px;
  top:14px;
}
.process-cell h3{
  font-size:18px;
  font-weight:700;
  color:var(--primary-dark);
  position:relative;
  padding-bottom:14px;
}
.process-cell h3::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:28px;
  height:3px;
  border-radius:2px;
  background:var(--accent);
}
.process-cell p{
  margin-top:14px;
  font-size:14.5px;
  color:var(--muted);
  line-height:1.85;
}

/* FAQ */
.faq-section{
  background:var(--card-soft);
}
.faq-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:30px;
  margin-bottom:42px;
}
.faq-head h2{
  font-size:clamp(26px,3.3vw,36px);
  font-weight:800;
  color:var(--primary-dark);
  letter-spacing:-.02em;
}
.faq-head p{
  max-width:500px;
  color:var(--muted);
  font-size:15px;
}
.faq-list{
  border-top:1px solid var(--line);
}
.faq-item{
  border-bottom:1px solid var(--line);
  background:transparent;
  transition:background .2s;
}
.faq-item summary{
  list-style:none;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:28px;
  padding:26px 12px 26px 4px;
  font-size:17px;
  font-weight:600;
  color:var(--text);
  cursor:pointer;
  transition:color .2s;
  position:relative;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{
  color:var(--primary);
}
.faq-item .q-index{
  flex:0 0 32px;
  font-family:var(--font-num);
  color:var(--primary);
  font-weight:600;
  font-size:15px;
}
.faq-item .q-text{
  flex:1;
}
.faq-toggle{
  flex:0 0 auto;
  width:30px;
  height:30px;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--primary);
  display:grid;
  place-items:center;
  font-size:16px;
  font-weight:400;
  position:relative;
  transition:transform .25s ease,border-color .2s,background .2s;
  margin-top:2px;
}
.faq-toggle::before,.faq-toggle::after{
  content:"";
  position:absolute;
  background:currentColor;
  border-radius:1px;
}
.faq-toggle::before{
  width:11px;height:1.6px;
}
.faq-toggle::after{
  width:1.6px;height:11px;
  transition:transform .2s ease;
}
.faq-item[open] .faq-toggle{
  transform:rotate(44deg);
  background:var(--accent-soft);
  border-color:var(--accent);
}
.faq-item .faq-body{
  padding:2px 24px 26px 36px;
  max-width:850px;
  color:#40504a;
  font-size:15.5px;
  line-height:1.95;
}
.faq-item .faq-body p + p{
  margin-top:12px;
}
.faq-item .faq-body ul{
  margin-top:10px;
}
.faq-item .faq-body li{
  padding-left:16px;
  position:relative;
}
.faq-item .faq-body li:not(:last-child){
  margin-bottom:6px;
}
.faq-item .faq-body li::before{
  content:"";
  position:absolute;
  left:0;
  top:13px;
  width:6px;
  height:6px;
  border-radius:2px;
  background:var(--accent);
}

/* cta */
.cta-wrap{
  display:grid;
  grid-template-columns:minmax(0,1.03fr) minmax(0,.97fr);
  gap:56px;
  align-items:center;
  background:#fff;
  border:1px solid rgba(226,228,222,.9);
  border-left:6px solid var(--primary);
  border-radius:14px 4px 14px 4px;
  box-shadow:var(--shadow);
  padding:54px 58px;
}
.cta-copy .eyebrow{
  margin-bottom:14px;
}
.cta-copy h2{
  font-size:clamp(25px,3.2vw,37px);
  line-height:1.28;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--primary-dark);
}
.cta-copy .muted-copy{
  margin-top:18px;
  color:var(--muted);
  font-size:15.5px;
  line-height:1.9;
}
.cta-points{
  margin-top:22px;
  display:grid;
  gap:12px;
}
.cta-points li{
  display:flex;
  gap:10px;
  align-items:center;
  font-size:15px;
  color:#33423d;
}
.cta-points li::before{
  content:"";
  width:8px;
  height:8px;
  flex:0 0 8px;
  background:var(--accent);
  border-radius:50%;
  box-shadow:0 0 0 4px rgba(240,167,57,.18);
}
.field-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.field{
  display:flex;
  flex-direction:column;
  gap:8px;
}
.field.full{
  grid-column:1 / -1;
}
.field label{
  font-size:14px;
  font-weight:600;
  color:#2f3d39;
}
.field input,.field select,.field textarea{
  width:100%;
  height:46px;
  border:1px solid var(--line);
  background:#FBFBF9;
  padding:0 14px;
  border-radius:var(--radius-sm);
  font-size:15px;
  transition:border-color .2s,background .2s,box-shadow .2s;
}
.field textarea{
  height:88px;
  padding:12px 14px;
  resize:vertical;
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--primary);
  background:#fff;
  box-shadow:0 0 0 3px rgba(12,107,92,.13);
  outline:none;
}
.field .hint{
  font-size:13px;
  color:var(--muted);
}
.cta-action{
  margin-top:22px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 34px;
  border-radius:6px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  transition:all .22s ease;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:var(--shadow);
}
.btn-primary:hover{
  background:var(--primary-dark);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 16px 28px rgba(9,61,53,.2);
}
.btn-primary:active{
  transform:translateY(0);
}
.btn-ghost-light{
  border:1px solid rgba(255,255,255,.5);
  color:#fff;
  background:rgba(255,255,255,.04);
  backdrop-filter:blur(4px);
}
.btn-ghost-light:hover{
  border-color:#fff;
  color:#fff;
  background:rgba(255,255,255,.12);
}
#applySendTip{
  margin-top:12px;
  font-size:14px;
  color:var(--primary);
}

/* footer */
.site-footer{
  background:var(--primary-night);
  color:rgba(255,255,255,.84);
  font-size:14.5px;
  padding-top:74px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.25fr .8fr 1fr;
  gap:54px;
  padding-bottom:52px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:24px;
  font-family:var(--font-num);
  font-weight:800;
  color:#fff;
}
.footer-brand .brand-mark{
  background:transparent;
  border-color:rgba(255,255,255,.65);
}
.footer-brand .brand-mark::before{
  background:var(--accent);
}
.footer-brand .brand-mark i{
  background:var(--primary);
  box-shadow:2px 2px 0 var(--accent);
}
.footer-about{
  margin-top:24px;
  color:rgba(255,255,255,.57);
  font-size:14px;
  line-height:2;
  max-width:360px;
}
.footer-blue h4,.site-footer h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:20px;
}
.footer-links li + li{
  margin-top:13px;
}
.footer-links a{
  color:rgba(255,255,255,.6);
  transition:color .2s,padding-left .2s;
}
.footer-links a:hover{
  color:#fff;
  padding-left:4px;
}
.footer-contact{
  color:rgba(255,255,255,.6);
  font-size:14px;
  line-height:2;
  font-style:normal;
}
.footer-contact span{
  color:#fff;
  font-weight:600;
  margin-right:4px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-block:24px;
  display:flex;
  flex-wrap:wrap;
  gap:10px 28px;
  justify-content:space-between;
  color:rgba(255,255,255,.42);
  font-size:13px;
}

/* mobile tabbar */
.mobile-tabbar{
  display:none;
  position:fixed;
  bottom:0;
  left:0;
  right:0;
  z-index:1100;
  background:rgba(255,254,249,.96);
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -8px 24px rgba(20,45,41,.06);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.mobile-tabs{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  height:64px;
}
.mobile-tab{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  color:#7a8681;
  transition:color .2s;
  position:relative;
}
.mobile-tab .mico{
  width:21px;
  height:21px;
  fill:none;
  stroke:currentColor;
  stroke-width:1.7;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.mobile-tab > span{
  font-size:10.5px;
  letter-spacing:.02em;
}
.mobile-tab.active{
  color:var(--primary);
  font-weight:600;
}
.mobile-tab.active::before{
  content:"";
  position:absolute;
  top:0;
  left:50%;
  transform:translateX(-50%);
  width:36px;
  height:3px;
  border-radius:0 0 4px 4px;
  background:var(--primary);
}

/* responsive */
@media (max-width:1023px){
  .container{
    width:min(100% - 30px,var(--container-w));
  }
  .main-nav{
    gap:22px;
  }
  .service-row{
    gap:32px;
  }
  .strip-grid{
    grid-template-columns:repeat(2,1fr);
    gap:22px;
  }
}
@media (max-width:900px){
  .site-header .container{
    gap:16px;
  }
  .nav-link{
    font-size:14px;
  }
  .cta-wrap{
    grid-template-columns:1fr;
    padding:40px 34px;
    gap:30px;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
  }
}
@media (max-width:768px){
  body{
    padding-bottom:68px;
  }
  .site-header .container{
    height:62px;
  }
  .site-header{
    background:rgba(255,254,249,.96);
  }
  .main-nav{
    display:none;
  }
  .header-cta-btn{
    display:none;
  }
  .brand-mark{
    width:32px;
    height:32px;
  }
  .brand-name{
    font-size:20px;
  }
  .header-cta-btn.mobile-only{
    display:inline-flex;
    height:34px;
    padding:0 13px;
    font-size:13px;
  }
  .mobile-tabbar{
    display:block;
  }
  .category-hero{
    padding-block:60px;
  }
  .category-hero h1{
    font-size:31px;
  }
  .category-hero .hero-lead{
    font-size:15.5px;
  }
  .section,
  .section-tight{
    padding-block:60px;
  }
  .brief-wrap{
    grid-template-columns:1fr;
    gap:26px;
    padding-top:40px;
  }
  .service-title-row{
    flex-direction:column;
    align-items:flex-start;
    gap:10px;
  }
  .service-row,
  .service-row.reverse{
    grid-template-columns:1fr;
    gap:26px;
    padding-block:44px;
  }
  .service-row.reverse .service-copy{
    order:2;
  }
  .service-row.reverse .service-visual{
    order:1;
  }
  .process-grid{
    grid-template-columns:repeat(2,1fr);
    gap:16px;
    margin-top:34px;
  }
  .faq-head{
    flex-direction:column;
    gap:8px;
  }
  .cta-wrap{
    padding:32px 22px;
  }
  .field-grid{
    grid-template-columns:1fr;
  }
  .field.full{
    grid-column:auto;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:34px;
    padding-bottom:40px;
  }
  .site-footer{
    padding-top:56px;
  }
  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
    gap:6px;
  }
}
@media (max-width:560px){
  .container{
    width:min(100% - 24px,var(--container-w));
  }
  .category-hero{
    padding-block:42px 48px;
  }
  .category-hero h1{
    font-size:28px;
  }
  .category-hero .hero-lead{
    font-size:14.5px;
  }
  .hero-meta .badge{
    padding:7px 12px;
    font-size:12px;
  }
  .brief-left h2{
    font-size:24px;
  }
  .sec-title,
  .service-title-row h2{
    font-size:24px;
  }
  .service-copy h3{
    font-size:21px;
  }
  .service-visual{
    border-radius:12px 3px 12px 3px;
  }
  .process-grid{
    grid-template-columns:1fr;
  }
  .strip-grid{
    grid-template-columns:1fr;
  }
  .data-strip{
    padding-block:44px;
  }
  .datapoint .number{
    font-size:32px;
  }
  .faq-head h2{
    font-size:25px;
  }
  .cta-copy h2{
    font-size:24px;
  }
  .cta-wrap{
    padding:30px 18px;
    border-left-width:4px;
  }
  .faq-item summary{
    padding:22px 2px 20px;
    font-size:15.5px;
    gap:14px;
  }
  .faq-item .q-index{
    flex-basis:22px;
  }
  .faq-item .faq-body{
    padding:2px 8px 24px 28px;
    font-size:14.5px;
  }
  .faq-toggle{
    width:26px;
    height:26px;
  }
  .field input,.field select,.field textarea{
    height:44px;
  }
  .btn{
    width:100%;
    height:50px;
  }
  .logo-with{
    gap:8px;
  }
}

/* roulang page: category2 */
:root {
  --primary: #0C6B5C;
  --primary-dark: #093D35;
  --primary-darker: #102321;
  --accent: #F0A739;
  --bg-warm: #F4F3EE;
  --bg-card: #FFFFFF;
  --bg-card-warm: #FFFEFB;
  --text-main: #1E2826;
  --text-soft: #6B7A75;
  --line: #E2E4DE;
  --danger: #DA5A3C;
  --radius: 8px;
  --radius-btn: 5px;
  --radius-badge: 999px;
  --shadow: 0 10px 26px rgba(20, 45, 41, .06);
  --shadow-hover: 0 18px 40px rgba(20, 45, 41, .12);
  --max-width: 1200px;
  --transition: .25s ease;
}
*,*::before,*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg-warm);
  color: var(--text-main);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}
button,input,textarea,select {
  font-family: inherit;
  font-size: inherit;
}
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
  width: 100%;
}
ul,ol {
  list-style: none;
}
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
::selection {
  background: rgba(240, 167, 57, .35);
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(244, 243, 238, .92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-mark {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--primary-dark);
  border-radius: 10px 10px 10px 3px;
  overflow: hidden;
}
.brand-mark::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 3px solid var(--accent);
  border-radius: 50%;
  left: 7px;
  top: 6px;
}
.brand-mark i {
  position: absolute;
  right: 6px;
  bottom: 6px;
  width: 9px;
  height: 9px;
  background: #fff;
  border-radius: 1px;
}
.brand-name {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: .5px;
  color: var(--text-main);
  font-family: "Helvetica Neue", "Arial", sans-serif;
  font-variant-numeric: tabular-nums;
}
.brand-name span {
  color: var(--primary);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.main-nav .nav-link {
  position: relative;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
  padding: 8px 2px;
  letter-spacing: .3px;
}
.main-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 3px;
  width: 0;
  background: var(--primary);
  border-radius: 4px;
  transition: width var(--transition);
}
.main-nav .nav-link:hover {
  color: var(--primary);
}
.main-nav .nav-link:hover::after {
  width: 100%;
}
.main-nav .nav-link.active {
  color: var(--primary);
}
.main-nav .nav-link.active::after {
  width: 100%;
  background: var(--primary);
}
.header-cta-btn {
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-btn);
  font-size: 14px;
  font-weight: 600;
  padding: 11px 22px;
  letter-spacing: .5px;
  white-space: nowrap;
  transition: background var(--transition), transform var(--transition);
  box-shadow: 0 4px 14px rgba(12,107,92,.24);
}
.header-cta-btn:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
}

/* ===== Hero ===== */
.case-hero {
  position: relative;
  background: var(--primary-dark);
  color: #fff;
  padding: 64px 0 76px;
  overflow: hidden;
}
.case-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 58%;
  height: 100%;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  opacity: .28;
}
.case-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 58%;
  height: 100%;
  background: linear-gradient(90deg, rgba(9,61,53,.98) 10%, rgba(9,61,53,.35) 80%, rgba(9,61,53,.1));
  pointer-events: none;
}
.case-hero .container {
  position: relative;
  z-index: 2;
}
.crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255,255,255,.72);
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.crumbs a:hover {
  color: #fff;
  text-decoration: underline;
}
.crumbs .sep {
  opacity: .5;
}
.hero-label {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  background: rgba(240,167,57,.18);
  border: 1px solid rgba(240,167,57,.48);
  color: #F4C76C;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-badge);
  margin-bottom: 16px;
}
.case-hero h1 {
  font-size: clamp(32px, 4.6vw, 52px);
  line-height: 1.2;
  font-weight: 800;
  max-width: 660px;
  margin-bottom: 18px;
  letter-spacing: .5px;
}
.case-hero .lead {
  font-size: 17px;
  max-width: 600px;
  line-height: 1.85;
  color: rgba(255,255,255,.84);
}

/* ===== Filter ===== */
.filter-bar {
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
  position: relative;
  z-index: 5;
}
.filter-bar-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.filter-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  padding-right: 4px;
}
.filter-chip {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-badge);
  border: 1px solid var(--line);
  background: var(--bg-warm);
  color: var(--text-main);
  transition: all var(--transition);
  cursor: default;
}
.filter-chip.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.filter-chip:not(.active):hover {
  border-color: var(--primary);
  color: var(--primary);
  background: #fff;
}
.filter-note {
  margin-left: auto;
  font-size: 13px;
  color: var(--text-soft);
}

/* ===== Case Gallery ===== */
.case-gallery {
  padding: 80px 0 96px;
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.section-head h2 {
  font-size: clamp(26px, 3.4vw, 34px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: .3px;
}
.section-head p {
  color: var(--text-soft);
  max-width: 420px;
  font-size: 15px;
}
.section-head .head-accent {
  display: flex;
  align-items: center;
  gap: 12px;
}
.section-head .head-accent::before {
  content: "";
  width: 42px;
  height: 4px;
  background: var(--accent);
  border-radius: 4px;
}
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}
.case-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow);
  min-height: 280px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.case-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.case-card-img {
  position: absolute;
  inset: 0;
  overflow: hidden;
  background-color: #d7dcd6;
  background-image: linear-gradient(135deg, rgba(12,107,92,.04) 25%, transparent 25%),
    linear-gradient(225deg, rgba(12,107,92,.04) 25%, transparent 25%),
    linear-gradient(45deg, rgba(12,107,92,.04) 25%, transparent 25%),
    linear-gradient(315deg, rgba(12,107,92,.04) 25%, transparent 25%);
  background-size: 20px 20px;
}
.case-card-img img {
  object-fit: cover;
  width: 100%;
  height: 100%;
  transition: transform .6s ease;
}
.case-card:hover .case-card-img img {
  transform: scale(1.05);
}
.case-card.overlay-light .case-card-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(9,38,35,.92) 0%, rgba(9,38,35,.35) 45%, rgba(9,38,35,.08) 100%);
}
.case-card-body {
  position: relative;
  z-index: 2;
  padding: 24px;
  margin-top: auto;
  color: #fff;
}
.case-tag {
  display: inline-block;
  font-size: 12px;
  color: #fff;
  background: rgba(240,167,57,.78);
  border-radius: 4px;
  padding: 3px 9px;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: .3px;
}
.case-card-body h3 {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 6px;
}
.case-card-body p {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255,255,255,.78);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.case-arrow {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.28);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  opacity: 0;
  transform: translateX(-8px);
  transition: all var(--transition);
  z-index: 3;
  backdrop-filter: blur(4px);
}
.case-card:hover .case-arrow {
  opacity: 1;
  transform: translateX(0);
}
.case-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: var(--primary);
  transition: height .35s ease;
  z-index: 5;
}
.case-card:hover::before {
  height: 4px;
}
.bento-card-a {
  grid-column: span 7;
  min-height: 420px;
}
.bento-card-b {
  grid-column: span 5;
  min-height: 300px;
}
.bento-card-c {
  grid-column: span 5;
  min-height: 360px;
}
.bento-card-d {
  grid-column: span 4;
  min-height: 260px;
}
.bento-card-e {
  grid-column: span 3;
  min-height: 260px;
}
.bento-card-f {
  grid-column: span 4;
  min-height: 320px;
}
.bento-card-g {
  grid-column: span 8;
  min-height: 320px;
}
.case-empty-state {
  display: none;
}

/* ===== Result strip ===== */
.result-strip {
  background: var(--primary-dark);
  color: #fff;
  padding: 64px 0;
}
.result-strip .container {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 60px;
  align-items: center;
}
.result-strip h2 {
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.4;
  font-weight: 700;
}
.result-strip h2 span {
  color: var(--accent);
}
.result-strip-desc {
  color: rgba(255,255,255,.74);
  font-size: 15px;
  line-height: 1.8;
  margin-top: 14px;
}
.result-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px 36px;
}
.result-item {
  border-left: 3px solid var(--accent);
  padding-left: 16px;
}
.result-item strong {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.result-item span {
  font-size: 14px;
  color: rgba(255,255,255,.68);
  line-height: 1.5;
  display: block;
  margin-top: 2px;
}

/* ===== Process ===== */
.process-section {
  background: #fff;
  padding: 80px 0 88px;
}
.process-step-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 42px;
}
.process-step {
  padding: 28px 24px;
  background: var(--bg-card-warm);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  position: relative;
  transition: box-shadow var(--transition), transform var(--transition);
}
.process-step:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.step-num {
  font-size: 14px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 1px;
  display: block;
  margin-bottom: 10px;
  font-variant-numeric: tabular-nums;
}
.process-step h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}
.process-step p {
  font-size: 14px;
  color: var(--text-soft);
  line-height: 1.7;
}

/* ===== CTA band ===== */
.cta-band {
  padding: 8px 0 0;
  background: var(--bg-warm);
}
.cta-inner {
  background: #fff;
  border-left: 6px solid var(--primary);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 34px 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  transform: translateY(44px);
  margin-bottom: 44px;
}
.cta-inner h2 {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.4;
}
.cta-inner p {
  color: var(--text-soft);
  font-size: 15px;
  margin-top: 4px;
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  font-size: 16px;
  padding: 14px 28px;
  border-radius: var(--radius-btn);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}
.cta-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  color: #fff;
  box-shadow: 0 10px 20px rgba(12,107,92,.18);
}
.cta-btn i {
  font-size: 14px;
}

/* ===== FAQ ===== */
.faq-section {
  padding: 120px 0 72px;
  background: var(--bg-warm);
}
.faq-section h2 {
  font-size: clamp(26px, 3.2vw, 34px);
  margin-bottom: 20px;
  font-weight: 700;
}
.faq-list {
  max-width: 860px;
  border-top: 1px solid var(--line);
}
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 22px 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 17px;
  transition: color var(--transition);
}
.faq-question:hover {
  color: var(--primary);
}
.faq-question i {
  flex-shrink: 0;
  color: var(--primary);
  transition: transform var(--transition);
}
.faq-question[aria-expanded="true"] i {
  transform: rotate(45deg);
}
.faq-answer {
  display: none;
  padding: 0 36px 22px 8px;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.9;
  max-width: 760px;
}
.faq-answer.show {
  display: block;
}

/* ===== Footer ===== */
.site-footer {
  background: #0E2420;
  color: rgba(255,255,255,.76);
  padding: 64px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.3fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 21px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: .5px;
}
.footer-about {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255,255,255,.66);
  padding-right: 20px;
}
.site-footer h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  font-size: 14px;
  color: rgba(255,255,255,.72);
}
.footer-links a:hover {
  color: var(--accent);
}
.footer-contact {
  font-size: 14px;
  line-height: 2.1;
  color: rgba(255,255,255,.72);
}
.footer-contact span {
  color: var(--accent);
  font-weight: 600;
  margin-right: 4px;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding-top: 20px;
  font-size: 13px;
  color: rgba(255,255,255,.5);
  flex-wrap: wrap;
}

/* ===== Mobile bottom nav ===== */
.bottom-tabbar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 1px solid var(--line);
  box-shadow: 0 -4px 20px rgba(0,0,0,.04);
  z-index: 200;
  padding-bottom: env(safe-area-inset-bottom);
}
.bottom-tabbar .tabbar-inner {
  display: flex;
  justify-content: space-around;
  align-items: stretch;
  min-height: 64px;
}
.tab-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 6px 4px 4px;
  color: var(--text-soft);
  font-size: 11px;
  font-weight: 600;
  transition: color var(--transition);
}
.tab-item svg {
  width: 22px;
  height: 22px;
  stroke-width: 1.8;
}
.tab-item.active {
  color: var(--primary);
}
.tab-item:hover {
  color: var(--primary);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .main-nav {
    gap: 24px;
  }
  .case-hero::before,
  .case-hero::after {
    width: 55%;
  }
  .process-step-list {
    grid-template-columns: repeat(2, 1fr);
  }
  .result-strip .container {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
    padding: 28px 32px;
  }
}
@media (max-width: 768px) {
  .site-header {
    position: sticky;
    top: 0;
  }
  .site-header .container {
    height: 64px;
  }
  .main-nav {
    display: none;
  }
  .header-cta-btn {
    font-size: 13px;
    padding: 8px 14px;
  }
  .brand-name {
    font-size: 18px;
  }
  .brand-mark {
    width: 32px;
    height: 32px;
  }
  .bottom-tabbar {
    display: block;
  }
  body {
    padding-bottom: 72px;
  }
  .case-hero {
    padding: 54px 0 66px;
  }
  .case-hero::before,
  .case-hero::after {
    width: 100%;
    opacity: .18;
  }
  .case-gallery {
    padding: 56px 0 80px;
  }
  .result-strip {
    padding: 48px 0;
  }
  .process-section {
    padding: 48px 0 56px;
  }
  .faq-section {
    padding: 90px 0 52px;
  }
  .ico-bar {
    min-height: 1px;
  }
  .bento-card-a {
    grid-column: span 12;
    min-height: 360px;
  }
  .bento-card-b {
    grid-column: span 12;
    min-height: 300px;
  }
  .bento-card-c {
    grid-column: span 12;
    min-height: 300px;
  }
  .bento-card-d {
    grid-column: span 6;
  }
  .bento-card-e {
    grid-column: span 6;
  }
  .bento-card-f {
    grid-column: span 6;
  }
  .bento-card-g {
    grid-column: span 12;
    min-height: 300px;
  }
  .cta-inner {
    padding: 26px 24px;
  }
  .cta-btn {
    width: 100%;
    justify-content: center;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    justify-content: center;
    text-align: center;
  }
}
@media (max-width: 520px) {
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }
  .hero-label {
    font-size: 12px;
  }
  .case-hero h1 {
    font-size: 30px;
  }
  .filter-label {
    width: 100%;
  }
  .filter-chip {
    padding: 6px 12px;
  }
  .filter-note {
    width: 100%;
    margin-left: 0;
  }
  .section-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }
  .result-list {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .process-step-list {
    grid-template-columns: 1fr;
    margin-top: 28px;
  }
}
@media (max-width: 360px) {
  .brand-lockup .brand-name {
    font-size: 16px;
  }
  .header-cta-btn {
    display: none;
  }
  .bento-card-d {
    grid-column: span 12;
  }
  .bento-card-e {
    grid-column: span 12;
  }
  .bento-card-f {
    grid-column: span 12;
  }
}