/* roulang page: index */
:root {
  --primary: #2F4F3E;
  --primary-dark: #243F32;
  --primary-light: #3D6B52;
  --accent: #F26D21;
  --accent-dark: #D95A0E;
  --bg: #F7F5F1;
  --bg-alt: #EFEBE4;
  --text: #22302B;
  --text-secondary: #5B6B62;
  --white: #FFFFFF;
  --white-warm: #F7F5F1;
  --border: rgba(47, 79, 62, 0.12);
  --radius: 12px;
  --radius-btn: 8px;
  --radius-badge: 999px;
  --shadow: 0 4px 20px rgba(47, 79, 62, 0.06);
  --shadow-hover: 0 12px 32px rgba(47, 79, 62, 0.14);
  --transition: all 0.3s ease;
  --section-spacing: clamp(4rem, 7vw, 6.5rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}

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

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

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(242, 109, 33, 0.5);
  outline-offset: 2px;
}

.container {
  max-width: 1200px;
}

/* ---------- Buttons ---------- */
.btn-main {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--accent);
  color: #fff;
  border: 2px solid var(--accent);
  border-radius: var(--radius-btn);
  padding: 0.8rem 1.8rem;
  font-size: 1rem;
  font-weight: 600;
  transition: var(--transition);
  box-shadow: 0 4px 18px rgba(242, 109, 33, 0.25);
}

.btn-main:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(242, 109, 33, 0.35);
}

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

.btn-outline-main {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  border-radius: var(--radius-btn);
  padding: 0.8rem 1.8rem;
  font-size: 1rem;
  font-weight: 600;
  transition: var(--transition);
}

.btn-outline-main:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-outline-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.7);
  border-radius: var(--radius-btn);
  padding: 0.8rem 1.8rem;
  font-size: 1rem;
  font-weight: 600;
  transition: var(--transition);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  transform: translateY(-2px);
  border-color: #fff;
}

/* ---------- Section common ---------- */
.section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto clamp(2.2rem, 4vw, 3.2rem);
}

.section-tag {
  display: inline-block;
  background: rgba(242, 109, 33, 0.14);
  color: var(--accent-dark);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.3rem 1rem;
  border-radius: var(--radius-badge);
  margin-bottom: 0.8rem;
  letter-spacing: 0.05em;
}

.section-head h2 {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 700;
  color: var(--primary);
  line-height: 1.3;
  margin-bottom: 0.8rem;
}

.section-head p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--primary);
  box-shadow: 0 4px 20px rgba(47, 79, 62, 0.2);
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(47, 79, 62, 0.96);
  box-shadow: 0 4px 30px rgba(47, 79, 62, 0.3);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  position: relative;
}

.nav-section {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
}

.nav-left {
  justify-content: flex-end;
}

.nav-right {
  justify-content: flex-start;
}

.nav-link-custom {
  display: inline-flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  transition: var(--transition);
  position: relative;
}

.nav-link-custom:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.nav-link-custom.active {
  color: #fff;
  font-weight: 600;
}

.nav-link-custom.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 18px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.02em;
  flex-shrink: 0;
  padding: 0 1rem;
}

.brand-logo:hover {
  color: #fff;
}

.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--accent);
  border-radius: 8px;
  color: #fff;
  font-size: 1rem;
}

.navbar-toggler-custom {
  display: none;
  background: transparent;
  border: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  border-radius: 8px;
}

.navbar-toggler-custom span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}

.navbar-toggler-custom:hover {
  background: rgba(255, 255, 255, 0.1);
}

.mobile-nav {
  background: var(--primary-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1rem 0;
}

.mobile-nav .mobile-nav-link {
  display: block;
  color: rgba(255, 255, 255, 0.88);
  padding: 0.9rem 1.25rem;
  font-size: 1rem;
  border-radius: 8px;
  transition: var(--transition);
}

.mobile-nav .mobile-nav-link:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.mobile-nav .mobile-nav-link.active {
  color: var(--accent);
  font-weight: 600;
}

/* ---------- Hero ---------- */
.hero-section {
  background: var(--primary);
  position: relative;
  overflow: hidden;
  padding: clamp(3rem, 6vw, 5rem) 0 clamp(2rem, 4vw, 3rem);
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 45%;
  height: 100%;
  background: url('/assets/images/backpic/back-1.png') no-repeat center center/cover;
  opacity: 0.35;
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%);
  z-index: 0;
}

.hero-wrap {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 3rem;
}

.hero-content {
  flex: 0 0 55%;
  max-width: 55%;
  padding: 2rem 0;
}

.hero-tag {
  display: inline-block;
  background: rgba(242, 109, 33, 0.2);
  color: #F9B88F;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.35rem 1.1rem;
  border-radius: var(--radius-badge);
  margin-bottom: 1.2rem;
  letter-spacing: 0.05em;
}

.hero-content h1 {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 1.2rem;
  letter-spacing: 0.01em;
}

.hero-sub {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: 2rem;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.hero-note {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.85rem;
}

.hero-visual {
  flex: 0 0 45%;
  max-width: 45%;
  text-align: center;
}

.hero-img-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.15);
  aspect-ratio: 4/3;
}

.hero-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-stats-row {
  position: relative;
  z-index: 2;
  margin-top: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 1.5rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.hero-stat-item {
  text-align: center;
  padding: 0.8rem 0.5rem;
}

.hero-stat-num {
  display: block;
  font-size: clamp(1.5rem, 2.5vw, 2.2rem);
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.hero-stat-label {
  display: block;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 0.2rem;
}

/* ---------- Services ---------- */
.services-section {
  padding: var(--section-spacing) 0;
}

.services-grid .service-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem 1.5rem;
  transition: var(--transition);
  height: 100%;
  display: flex;
  gap: 1.1rem;
  align-items: flex-start;
}

.services-grid .service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(47, 79, 62, 0.25);
}

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(242, 109, 33, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent-dark);
  flex-shrink: 0;
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: rgba(242, 109, 33, 0.22);
}

.service-body h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.4rem;
}

.service-body p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 0;
}

/* ---------- Stats ---------- */
.stats-section {
  background: var(--primary);
  padding: clamp(3rem, 5vw, 4.5rem) 0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-3.webp') no-repeat center center/cover;
  opacity: 0.1;
}

.stats-section .container {
  position: relative;
  z-index: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.stats-item {
  text-align: center;
  padding: 1rem;
}

.stats-number {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.15rem;
}

.stats-unit {
  font-size: 0.5em;
  font-weight: 600;
}

.stats-label {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.92rem;
  margin-top: 0.3rem;
}

.stats-desc {
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.8rem;
  margin-top: 0.2rem;
}

/* ---------- Cases ---------- */
.cases-section {
  padding: var(--section-spacing) 0;
}

.case-block {
  display: flex;
  align-items: center;
  gap: 3rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.case-block.reverse {
  flex-direction: row-reverse;
}

.case-media {
  flex: 0 0 48%;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 16/10;
  position: relative;
}

.case-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.case-media::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid transparent;
  border-radius: var(--radius);
  transition: var(--transition);
  pointer-events: none;
}

.case-media:hover::after {
  border-color: var(--accent);
}

.case-content {
  flex: 1;
}

.case-tag {
  display: inline-block;
  background: rgba(242, 109, 33, 0.12);
  color: var(--accent-dark);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.25rem 0.9rem;
  border-radius: var(--radius-badge);
  margin-bottom: 0.8rem;
}

.case-content h3 {
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.8rem;
  line-height: 1.4;
}

.case-content p {
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.75;
  margin-bottom: 1.2rem;
}

.case-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  color: var(--primary);
}

.case-link:hover {
  color: var(--accent);
  gap: 0.7rem;
}

/* ---------- Process ---------- */
.process-section {
  padding: var(--section-spacing) 0;
  background: var(--bg-alt);
}

.process-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
}

.process-track::before {
  content: '';
  position: absolute;
  top: 38px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: rgba(47, 79, 62, 0.18);
}

.process-item {
  text-align: center;
  position: relative;
  padding: 0 1rem;
}

.process-num {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(242, 109, 33, 0.2);
  color: var(--primary);
  font-size: 1.2rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.2rem;
  position: relative;
  z-index: 1;
  border: 3px solid var(--bg-alt);
}

.process-item h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.process-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 220px;
  margin: 0 auto;
}

/* ---------- News ---------- */
.news-section {
  padding: var(--section-spacing) 0;
}

.news-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem 1.5rem;
  height: 100%;
  transition: var(--transition);
  text-decoration: none;
  color: var(--text);
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(47, 79, 62, 0.22);
  color: var(--text);
}

.news-badge {
  display: inline-block;
  background: rgba(242, 109, 33, 0.12);
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.25rem 0.9rem;
  border-radius: var(--radius-badge);
  align-self: flex-start;
  margin-bottom: 0.9rem;
}

.news-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.45;
  margin-bottom: 0.6rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 3.2rem;
}

.news-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.2rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex-grow: 1;
}

.news-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  padding-top: 0.9rem;
  margin-top: auto;
}

.news-card-footer time {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.news-card-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.news-card:hover .news-card-link {
  color: var(--accent);
  gap: 0.55rem;
}

.news-empty {
  text-align: center;
  padding: 3rem 1rem;
  background: var(--bg-alt);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 1rem;
}

/* ---------- FAQ ---------- */
.faq-section {
  padding: var(--section-spacing) 0;
  background: var(--bg-alt);
}

.faq-accordion {
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:last-child {
  margin-bottom: 0;
}

.faq-item:hover {
  border-color: rgba(47, 79, 62, 0.22);
  box-shadow: var(--shadow);
}

.faq-question {
  padding: 0;
}

.faq-question .faq-btn {
  width: 100%;
  background: transparent;
  border: none;
  padding: 1.1rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-align: left;
  transition: var(--transition);
  min-height: 54px;
}

.faq-question .faq-btn:hover {
  color: var(--primary);
}

.faq-question .faq-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  color: var(--accent);
  transition: transform 0.3s ease;
}

.faq-question .faq-btn[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 1.5rem 1.2rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}

/* ---------- Contact ---------- */
.contact-section {
  padding: var(--section-spacing) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(1.6rem, 2.5vw, 2.1rem);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1rem;
}

.contact-info>p {
  color: var(--text-secondary);
  font-size: 0.98rem;
  margin-bottom: 2rem;
  max-width: 400px;
}

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

.contact-list li {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}

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

.contact-list .contact-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(47, 79, 62, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-list .contact-label {
  font-weight: 600;
  color: var(--text);
  margin-right: 0.3rem;
}

.contact-list span {
  color: var(--text-secondary);
}

.contact-form-wrap {
  background: #fff;
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.contact-form label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 0.3rem;
}

.contact-form .form-control,
.contact-form .form-select {
  border: 1px solid rgba(47, 79, 62, 0.2);
  border-radius: var(--radius-btn);
  padding: 0.7rem 0.9rem;
  font-size: 0.95rem;
  background: var(--bg);
  transition: var(--transition);
  color: var(--text);
}

.contact-form .form-control:focus,
.contact-form .form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(242, 109, 33, 0.15);
  background: #fff;
}

.contact-form .form-control::placeholder {
  color: #9AA8A0;
}

.contact-form .btn-main {
  width: 100%;
  margin-top: 1rem;
}

.form-row {
  margin-bottom: 1rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: clamp(3rem, 5vw, 4.5rem) 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
}

.footer-brand {
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-brand .footer-brand-icon {
  width: 30px;
  height: 30px;
  background: var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: #fff;
}

.footer-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
  max-width: 260px;
}

.footer-title {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 1.2rem;
}

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

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
  transition: var(--transition);
}

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

.footer-service p {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
  margin-bottom: 0.4rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.2rem 0;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.45);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.55);
}

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

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
  .nav-section {
    display: none;
  }

  .navbar-toggler-custom {
    display: flex;
  }

  .nav-inner {
    min-height: 64px;
  }

  .brand-logo {
    font-size: 1.2rem;
  }

  .hero-section::before {
    width: 100%;
    opacity: 0.18;
    clip-path: none;
  }

  .hero-wrap {
    flex-direction: column;
  }

  .hero-content {
    flex: 0 0 100%;
    max-width: 100%;
    text-align: center;
    padding: 1rem 0;
  }

  .hero-sub {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-visual {
    flex: 0 0 100%;
    max-width: 100%;
  }

  .hero-img-wrap {
    max-width: 520px;
    margin: 0 auto;
  }

  .hero-stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .case-block,
  .case-block.reverse {
    flex-direction: column;
    gap: 1.5rem;
  }

  .case-media {
    flex: 0 0 100%;
    width: 100%;
  }

  .process-track {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem 1.5rem;
  }

  .process-track::before {
    display: none;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

@media (max-width: 575.98px) {
  .hero-content h1 {
    font-size: 1.8rem;
  }

  .hero-sub {
    font-size: 0.95rem;
  }

  .hero-actions .btn-main,
  .hero-actions .btn-outline-light {
    flex: 1 0 100%;
  }

  .process-track {
    grid-template-columns: 1fr;
  }

  .process-item {
    max-width: 280px;
    margin: 0 auto;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .stats-number {
    font-size: 1.8rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.8rem;
  }

  .contact-form-wrap {
    padding: 1.5rem 1rem;
  }

  .news-card {
    padding: 1.2rem;
  }

  .case-content h3 {
    font-size: 1.2rem;
  }

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

/* roulang page: article */
:root {
            --primary: #2F4F3E;
            --primary-dark: #243F32;
            --primary-light: rgba(47, 79, 62, 0.12);
            --accent: #F26D21;
            --accent-hover: #D95A0E;
            --bg-main: #F7F5F1;
            --bg-alt: #EFEBE4;
            --text-main: #22302B;
            --text-sub: #5B6B62;
            --text-light: #F7F5F1;
            --success: #2E7D32;
            --warning: #E65100;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-pill: 999px;
            --shadow-card: 0 4px 20px rgba(47, 79, 62, 0.06);
            --shadow-hover: 0 12px 32px rgba(47, 79, 62, 0.14);
            --spacing-section: clamp(4rem, 7vw, 6.5rem);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            color: var(--text-main);
            background-color: var(--bg-main);
            line-height: 1.7;
            font-size: 1rem;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; }
        a { color: var(--primary); text-decoration: none; transition: color .2s ease; }
        a:hover { color: var(--accent); }
        .container { max-width: 1200px; }
        .btn { font-weight: 600; border-radius: var(--radius-btn); padding: .65rem 1.5rem; transition: all .25s ease; border: 2px solid transparent; }
        .btn-main {
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            padding: .65rem 1.5rem;
            border-radius: var(--radius-btn);
            border: 2px solid var(--accent);
        }
        .btn-main:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(242, 109, 33, .18); }
        .btn-main:focus { outline: 3px solid rgba(242, 109, 33, .35); outline-offset: 2px; }
        .btn-main:active { transform: translateY(0); }
        .btn-outline-main {
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
            font-weight: 600;
            padding: .65rem 1.5rem;
            border-radius: var(--radius-btn);
        }
        .btn-outline-main:hover { background: var(--primary); color: var(--text-light); transform: translateY(-2px); box-shadow: var(--shadow-card); }
        .btn-outline-main:focus { outline: 3px solid rgba(47, 79, 62, .35); outline-offset: 2px; }
        .badge-tag {
            display: inline-block;
            background: rgba(242, 109, 33, .12);
            color: #5B4520;
            font-size: .8rem;
            font-weight: 600;
            padding: .25rem .85rem;
            border-radius: var(--radius-pill);
            letter-spacing: .03em;
        }
        /* header */
        .site-header {
            background: var(--primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 24px rgba(47, 79, 62, .18);
            transition: background .3s ease, box-shadow .3s ease;
        }
        .site-header.scrolled { background: rgba(47, 79, 62, .95); box-shadow: 0 4px 24px rgba(47, 79, 62, .12); }
        .site-header.scrolled .navbar { padding: .3rem 0; transition: padding .3s ease; }
        .navbar { padding: .8rem 0; transition: padding .3s ease; }
        .nav-inner { display: flex; align-items: center; justify-content: space-between; position: relative; }
        .nav-section { display: flex; align-items: center; gap: .75rem; }
        .nav-link-custom {
            color: rgba(247, 245, 241, .82);
            font-size: .95rem;
            font-weight: 500;
            padding: .4rem .65rem;
            border-radius: 6px;
            position: relative;
            transition: color .2s ease, background .2s ease;
        }
        .nav-link-custom::after {
            content: '';
            position: absolute;
            left: .65rem;
            right: .65rem;
            bottom: 2px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .25s ease;
        }
        .nav-link-custom:hover { color: #fff; }
        .nav-link-custom:hover::after { transform: scaleX(1); }
        .nav-link-custom.active { color: #fff; }
        .nav-link-custom.active::after { transform: scaleX(1); }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: .5rem;
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: .02em;
            white-space: nowrap;
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
        }
        .brand-logo:hover { color: #fff; }
        .brand-icon {
            width: 34px;
            height: 34px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #fff;
            border-radius: 9px;
            font-size: 1.1rem;
            box-shadow: 0 4px 12px rgba(242, 109, 33, .25);
        }
        .navbar-toggler-custom {
            display: none;
            background: transparent;
            border: 1px solid rgba(247, 245, 241, .3);
            border-radius: 8px;
            padding: 8px 10px;
            cursor: pointer;
            flex-direction: column;
            gap: 5px;
        }
        .navbar-toggler-custom span { display: block; width: 20px; height: 2px; background: #fff; border-radius: 2px; transition: all .3s; }
        .mobile-nav { display: none; background: var(--primary-dark); border-top: 1px solid rgba(255,255,255,.08); }
        .mobile-nav-link {
            display: block;
            padding: .8rem 1rem;
            color: rgba(247,245,241,.9);
            font-size: .95rem;
            border-bottom: 1px solid rgba(255,255,255,.06);
        }
        .mobile-nav-link:hover { color: var(--accent); }
        .mobile-nav-link.active { color: #fff; font-weight: 600; padding-left: 1.4rem; }
        .mobile-nav.show { display: block; }

        /* breadcrumb */
        .article-breadcrumb {
            padding: 1rem 0;
            background: var(--bg-alt);
            border-bottom: 1px solid rgba(47,79,62,.06);
        }
        .breadcrumb-item a { color: var(--text-sub); font-size: .9rem; }
        .breadcrumb-item a:hover { color: var(--accent); }
        .breadcrumb-item.active { color: var(--text-main); font-size: .9rem; }

        /* article */
        .article-head {
            padding: clamp(2.5rem, 4vw, 3.5rem) 0 1.5rem;
            background: #fff;
        }
        .article-head .badge-tag { margin-bottom: .8rem; }
        .article-title {
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 700;
            line-height: 1.3;
            color: var(--primary);
            margin-bottom: 1rem;
            max-width: 850px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
            color: var(--text-sub);
            font-size: .9rem;
            margin-top: .8rem;
        }
        .article-meta span { display: inline-flex; align-items: center; gap: .35rem; }
        .article-meta i { color: var(--accent); }

        /* article body */
        .article-body-wrap { padding: 2.5rem 0 4rem; background: #fff; }
        .article-body {
            max-width: 800px;
            margin: 0 auto;
            font-size: 1rem;
            line-height: 1.8;
        }
        .article-body p { margin-bottom: 1.2em; }
        .article-body h2 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            margin: 2rem 0 1rem;
            padding-left: .8rem;
            border-left: 3px solid var(--accent);
        }
        .article-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin: 1.6rem 0 .8rem;
        }
        .article-body img {
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            margin: 1.5rem 0;
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .article-body ul, .article-body ol { padding-left: 1.5rem; margin-bottom: 1.2em; }
        .article-body blockquote {
            border-left: 4px solid var(--accent);
            background: var(--bg-alt);
            padding: 1rem 1.5rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
            color: var(--text-sub);
        }
        .article-body a { color: var(--accent-hover); text-decoration: underline; }
        .article-body a:hover { color: var(--accent); }
        .article-body table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; }
        .article-body table th { background: var(--primary); color: var(--text-light); padding: .7rem 1rem; }
        .article-body table td { padding: .7rem 1rem; border-bottom: 1px solid var(--bg-alt); }

        /* article footer */
        .article-footer {
            padding: 1.5rem 0 0;
            border-top: 1px solid var(--bg-alt);
            margin-top: 2rem;
        }
        .article-tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
        .article-pagination {
            display: flex;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
            margin-bottom: 2rem;
        }
        .article-pagination a {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            background: var(--bg-main);
            padding: .6rem 1.1rem;
            border-radius: 8px;
            font-size: .9rem;
            color: var(--text-main);
            border: 1px solid transparent;
            transition: all .2s;
        }
        .article-pagination a:hover { background: var(--bg-alt); border-color: var(--accent); color: var(--accent); }

        /* related */
        .related-section { padding: var(--spacing-section) 0; background: var(--bg-alt); }
        .section-title {
            font-size: clamp(1.6rem, 2.5vw, 2.2rem);
            font-weight: 700;
            color: var(--primary);
            margin-bottom: .5rem;
        }
        .section-subtitle { color: var(--text-sub); margin-bottom: 2.5rem; font-size: .95rem; }
        .related-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform .25s, box-shadow .25s;
            display: block;
            height: 100%;
        }
        .related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
        .related-card .card-img {
            aspect-ratio: 16 / 8;
            overflow: hidden;
        }
        .related-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
        .related-card:hover .card-img img { transform: scale(1.04); }
        .related-card .card-body { padding: 1.4rem 1.5rem; }
        .related-card .card-title { font-size: 1.05rem; font-weight: 600; color: var(--primary); margin-bottom: .5rem; line-height: 1.4; }
        .related-card .card-text { font-size: .85rem; color: var(--text-sub); margin-bottom: .8rem; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

        /* CTA section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, #1A2E24 100%);
            padding: clamp(3rem, 5vw, 4.5rem) 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section .cta-bg { position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-1.png'); background-size: cover; background-position: center; opacity: .15; }
        .cta-inner { position: relative; color: var(--text-light); text-align: center; max-width: 720px; margin: 0 auto; }
        .cta-inner h2 { font-size: clamp(1.6rem, 2.5vw, 2.1rem); font-weight: 700; margin-bottom: 1rem; }
        .cta-inner p { color: rgba(247,245,241,.86); margin-bottom: 1.5rem; font-size: 1rem; line-height: 1.7; }

        /* footer */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(247,245,241,.8);
            padding: 3.5rem 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr .8fr .8fr 1fr;
            gap: 2.5rem;
            padding-bottom: 2.5rem;
        }
        .footer-brand { display: flex; align-items: center; gap: .5rem; font-size: 1.3rem; font-weight: 800; color: #fff; margin-bottom: .8rem; }
        .footer-brand-icon { width: 32px; height: 32px; background: var(--accent); border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; color: #fff; }
        .footer-desc { font-size: .9rem; line-height: 1.7; color: rgba(247,245,241,.7); margin-bottom: 0; }
        .footer-title { color: #fff; font-size: 1rem; font-weight: 600; margin-bottom: 1rem; }
        .footer-links { list-style: none; padding: 0; margin: 0; }
        .footer-links li { margin-bottom: .5rem; }
        .footer-links a { color: rgba(247,245,241,.7); font-size: .88rem; transition: color .2s; }
        .footer-links a:hover { color: var(--accent); }
        .footer-service p { font-size: .85rem; margin-bottom: .4rem; color: rgba(247,245,241,.7); }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.08);
            padding: 1.2rem 0;
            text-align: center;
            font-size: .82rem;
            color: rgba(247,245,241,.55);
        }
        .footer-bottom p { margin: 0; }

        /* empty state */
        .empty-state { text-align: center; padding: 3rem 1rem; }
        .empty-state .empty-icon { font-size: 3rem; color: var(--accent); margin-bottom: 1rem; }
        .empty-state h2 { color: var(--primary); font-size: 1.3rem; font-weight: 600; margin-bottom: .8rem; }
        .empty-state p { color: var(--text-sub); margin-bottom: 1.5rem; }

        /* utility */
        .bg-alt { background: var(--bg-alt); }
        .border-section { border-top: 1px solid rgba(47,79,62,.06); }

        @media (max-width: 992px) {
            .nav-section { display: none; }
            .navbar-toggler-custom { display: flex; }
            .brand-logo { position: static; transform: none; }
            .mobile-nav.show { display: block; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
        }
        @media (max-width: 768px) {
            body { font-size: .95rem; }
            .article-title { font-size: 1.3rem; }
            .article-meta { gap: .8rem; flex-direction: column; align-items: flex-start; }
            .article-pagination { flex-direction: column; gap: .6rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 1.8rem; }
        }
        @media (max-width: 576px) {
            .container { padding-left: 1rem; padding-right: 1rem; }
            .article-body { font-size: .95rem; }
            .article-body h2 { font-size: 1.2rem; }
            .article-body table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
            .related-card .card-body { padding: 1.1rem; }
        }
        @media (prefers-reduced-motion: reduce) {
            * { transition: none !important; animation: none !important; }
        }

/* roulang page: category1 */
/* ========== 设计变量 ========== */
:root {
  --clr-primary: #2F4F3E;
  --clr-primary-dark: #243F32;
  --clr-accent: #F26D21;
  --clr-accent-dark: #D95A0E;
  --clr-bg: #F7F5F1;
  --clr-bg-alt: #EFEBE4;
  --clr-text: #22302B;
  --clr-text-secondary: #5B6B62;
  --clr-white: #FFFFFF;
  --clr-offwhite: #F7F5F1;
  --clr-success: #2E7D32;
  --clr-warn: #E65100;
  --radius: 12px;
  --radius-btn: 8px;
  --radius-pill: 999px;
  --shadow-sm: 0 4px 20px rgba(47, 79, 62, 0.06);
  --shadow-md: 0 12px 32px rgba(47, 79, 62, 0.14);
  --transition: all 0.25s ease;
  --spacing-section: clamp(4rem, 7vw, 6.5rem);
}

/* ========== Reset / Base ========== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
  background-color: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
a:hover { color: var(--clr-accent); }
button, input, select, textarea { font-family: inherit; }
ul { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4, h5, h6 { font-weight: 700; color: var(--clr-text); }

/* ========== 容器与间距 ========== */
.container-main { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-block { padding: var(--spacing-section) 0; }
.section-title {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.section-subtitle {
  color: var(--clr-text-secondary);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
  max-width: 720px;
}
.section-head-center {
  text-align: center;
}
.section-head-center .section-subtitle { margin-left: auto; margin-right: auto; }

/* ========== 顶部导航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--clr-primary);
  box-shadow: 0 4px 24px rgba(47, 79, 62, 0.28);
  transition: all 0.3s ease;
}
.site-header.scrolled {
  box-shadow: 0 4px 24px rgba(47, 79, 62, 0.36);
}
.site-header.scrolled .navbar { padding-top: 8px; padding-bottom: 8px; }

.navbar {
  background: transparent !important;
  padding: 14px 0;
  transition: all 0.3s ease;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: nowrap;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--clr-white);
  letter-spacing: 1px;
  white-space: nowrap;
}
.brand-logo:hover { color: var(--clr-white); }
.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--clr-accent);
  color: var(--clr-white);
  border-radius: 10px;
  font-size: 1.05rem;
}

.nav-section {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link-custom {
  color: rgba(255, 255, 255, 0.85) !important;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 8px 14px !important;
  border-radius: 8px;
  position: relative;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-block;
}
.nav-link-custom:hover,
.nav-link-custom.active {
  color: var(--clr-white) !important;
  background: rgba(255, 255, 255, 0.1);
}
.nav-link-custom.active::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 18px;
  height: 3px;
  border-radius: 2px;
  background: var(--clr-accent);
}
.nav-link-custom:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 2px;
}

.navbar-toggler-custom {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 8px;
  padding: 10px 12px;
  cursor: pointer;
  width: 46px;
  height: 44px;
  align-items: center;
  justify-content: center;
}
.navbar-toggler-custom span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--clr-white);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-nav {
  background: var(--clr-primary);
  margin-top: 6px;
  padding: 16px 0;
}
.mobile-nav-link {
  display: block;
  color: rgba(255, 255, 255, 0.9);
  padding: 12px 16px;
  font-size: 1rem;
  border-radius: 8px;
  margin-bottom: 2px;
}
.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--clr-white);
  background: rgba(255, 255, 255, 0.1);
}

/* ========== 分类 Hero ========== */
.category-hero {
  background:
    linear-gradient(to right, rgba(47, 79, 62, 0.92) 0%, rgba(47, 79, 62, 0.72) 50%, rgba(47, 79, 62, 0.55) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding: clamp(3.2rem, 7vw, 5.5rem) 0;
  color: var(--clr-white);
  position: relative;
}
.category-hero .hero-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.category-hero .hero-tag {
  display: inline-block;
  background: rgba(242, 109, 33, 0.85);
  color: var(--clr-white);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  margin-bottom: 1.2rem;
}
.category-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--clr-white);
  margin-bottom: 1rem;
  line-height: 1.25;
  letter-spacing: 2px;
}
.category-hero h1 span {
  color: var(--clr-accent);
}
.category-hero .hero-desc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.92);
  max-width: 720px;
  margin-bottom: 2rem;
  line-height: 1.8;
}
.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.btn-main {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--clr-accent);
  color: var(--clr-white);
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-btn);
  border: 2px solid var(--clr-accent);
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.25s ease;
  min-height: 44px;
}
.btn-main:hover {
  background: var(--clr-accent-dark);
  border-color: var(--clr-accent-dark);
  color: var(--clr-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(242, 109, 33, 0.3);
}
.btn-main:active { transform: translateY(0); }
.btn-main:focus-visible {
  outline: 3px solid rgba(242, 109, 33, 0.4);
  outline-offset: 2px;
}
.btn-outline-main {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--clr-white);
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-btn);
  border: 2px solid rgba(255, 255, 255, 0.7);
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.25s ease;
  min-height: 44px;
}
.btn-outline-main:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--clr-white);
  color: var(--clr-white);
  transform: translateY(-2px);
}
.btn-outline-main:active { transform: translateY(0); }
.btn-outline-main:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.5);
  outline-offset: 2px;
}

.hero-stat-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  padding-top: 24px;
  margin-top: 20px;
}
.hero-stat-item {
  color: var(--clr-white);
}
.hero-stat-item strong {
  font-size: clamp(1.4rem, 2.2vw, 1.8rem);
  color: var(--clr-accent);
  font-variant-numeric: tabular-nums;
  display: block;
  line-height: 1.2;
}
.hero-stat-item span {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
}

/* ========== 两栏图文 ========== */
.feature-2col {
  padding: var(--spacing-section) 0;
  background: var(--clr-bg);
}
.feature-2col .row { align-items: center; gap: 0; }
.feature-2col .img-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  position: relative;
  aspect-ratio: 4/3;
}
.feature-2col .img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.feature-2col .img-wrap:hover img { transform: scale(1.03); }
.feature-2col-content .section-subtitle {
  margin-bottom: 1.5rem;
}
.feature-list {
  margin-top: 1.5rem;
}
.feature-list li {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
  color: var(--clr-text);
}
.feature-list li i {
  color: var(--clr-accent);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 4px;
}

/* ========== 功能卡片 ========== */
.service-grid {
  padding: var(--spacing-section) 0;
  background: var(--clr-bg-alt);
}
.service-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--clr-white);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  border: 1px solid rgba(47, 79, 62, 0.06);
  height: 100%;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(242, 109, 33, 0.25);
}
.service-card .icon-box {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(47, 79, 62, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--clr-primary);
  margin-bottom: 1rem;
  transition: all 0.3s ease;
}
.service-card:hover .icon-box {
  background: rgba(242, 109, 33, 0.12);
  color: var(--clr-accent);
}
.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
}
.service-card p {
  font-size: 0.95rem;
  color: var(--clr-text-secondary);
  margin-bottom: 0;
  line-height: 1.65;
}

/* ========== 数据区块 ========== */
.stats-section {
  background: var(--clr-primary);
  padding: clamp(3rem, 6vw, 5rem) 0;
  color: var(--clr-white);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-item strong {
  font-size: clamp(2rem, 3.5vw, 3rem);
  color: var(--clr-accent);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
}
.stat-item strong small {
  font-size: 0.5em;
  margin-left: 2px;
  color: var(--clr-white);
}
.stat-item span {
  display: block;
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
}
.stat-separator { border-top: 1px solid rgba(255, 255, 255, 0.15); margin-top: 40px; }

/* ========== 热门赛事 / 内容卡片 ========== */
.hot-section {
  padding: var(--spacing-section) 0;
  background: var(--clr-bg);
}
.hot-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.hot-card {
  background: var(--clr-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(47, 79, 62, 0.08);
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.hot-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(242, 109, 33, 0.35);
}
.hot-card .hot-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  position: relative;
}
.hot-card .hot-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.hot-card:hover .hot-img img { transform: scale(1.04); }
.hot-card .hot-body {
  padding: 1.25rem 1.5rem 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}
.hot-card .hot-tag {
  display: inline-block;
  background: rgba(242, 109, 33, 0.12);
  color: var(--clr-accent-dark);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
  align-self: flex-start;
}
.hot-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}
.hot-card p {
  font-size: 0.92rem;
  color: var(--clr-text-secondary);
  flex-grow: 1;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.hot-card .hot-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(47, 79, 62, 0.08);
}
.hot-meta .hot-date {
  font-size: 0.85rem;
  color: var(--clr-text-secondary);
}
.hot-meta .hot-link {
  font-size: 0.9rem;
  color: var(--clr-primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.hot-meta .hot-link:hover { color: var(--clr-accent); }
.hot-meta .hot-link:hover i { transform: translateX(3px); }
.hot-meta .hot-link i { transition: transform 0.2s ease; }

/* ========== 方案流程 ========== */
.process-section {
  padding: var(--spacing-section) 0;
  background: var(--clr-bg-alt);
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 2rem;
}
.process-step {
  position: relative;
  padding: 28px 20px;
  background: var(--clr-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  text-align: center;
}
.process-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.process-step .step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(242, 109, 33, 0.15);
  color: var(--clr-primary);
  font-weight: 800;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}
.process-step h3 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}
.process-step p {
  font-size: 0.92rem;
  color: var(--clr-text-secondary);
  margin-bottom: 0;
  line-height: 1.6;
}
.process-step::before {
  content: '';
  position: absolute;
  top: 46px;
  right: 55%;
  width: 12px;
  height: 2px;
  background: var(--clr-accent);
}

/* ========== FAQ ========== */
.faq-section {
  padding: var(--spacing-section) 0;
  background: var(--clr-bg);
}
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  background: var(--clr-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(47, 79, 62, 0.08);
  margin-bottom: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
}
.faq-item:hover { box-shadow: var(--shadow-md); }
.faq-item .faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 48px;
  padding: 16px 20px;
  cursor: pointer;
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-text);
}
.faq-item .faq-question:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: -2px;
  border-radius: var(--radius);
}
.faq-question .faq-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  border-radius: 8px;
  background: rgba(47, 79, 62, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary);
  transition: transform 0.3s ease;
}
.faq-item.open .faq-question .faq-icon {
  transform: rotate(45deg);
  background: rgba(242, 109, 33, 0.12);
  color: var(--clr-accent);
}
.faq-item .faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-item.open .faq-answer {
  max-height: 300px;
}
.faq-item .faq-answer-inner {
  padding: 0 20px 20px;
  color: var(--clr-text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ========== CTA ========== */
.cta-section {
  padding: clamp(3rem, 6vw, 5rem) 0;
  background:
    linear-gradient(rgba(47, 79, 62, 0.92), rgba(47, 79, 62, 0.92)),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  text-align: center;
  color: var(--clr-white);
}
.cta-inner h2 {
  color: var(--clr-white);
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  margin-bottom: 12px;
}
.cta-inner p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 640px;
  margin: 0 auto 28px;
  font-size: 1rem;
}
.cta-buttons {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========== 页脚 ========== */
.site-footer {
  background: var(--clr-primary);
  color: rgba(255, 255, 255, 0.85);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 32px;
  margin-bottom: 40px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--clr-white);
  margin-bottom: 12px;
}
.footer-brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--clr-accent);
  color: var(--clr-white);
  border-radius: 10px;
  font-size: 1rem;
}
.footer-desc {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.7;
  max-width: 260px;
}
.footer-title {
  color: var(--clr-white);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 14px;
}
.footer-links li {
  margin-bottom: 8px;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
  display: inline-block;
  padding: 2px 0;
}
.footer-links a:hover {
  color: var(--clr-accent);
  padding-left: 4px;
}
.footer-service p {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 6px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 24px;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
  margin: 0;
}

/* ========== 响应式 ========== */
@media (max-width: 1200px) {
  .service-cards { grid-template-columns: repeat(2, 1fr); }
  .container-main { padding: 0 20px; }
}

@media (max-width: 992px) {
  .nav-section {
    display: none;
  }
  .navbar-toggler-custom {
    display: flex;
  }
  .nav-inner {
    flex-wrap: wrap;
  }
  .brand-logo {
    margin-right: auto;
  }
  .service-cards { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hot-cards { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .category-hero .hero-desc { font-size: 1rem; }
  .hero-stat-strip { gap: 16px; }
  .feature-2col .img-wrap { margin-bottom: 24px; }
  .service-cards { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .hot-cards { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .process-step::before { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .section-block { padding: 3rem 0; }
}

@media (max-width: 576px) {
  .container-main { padding: 0 16px; }
  .brand-logo { font-size: 1.2rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero-buttons .btn-main,
  .hero-buttons .btn-outline-main { width: 100%; justify-content: center; }
  .cta-buttons .btn-main,
  .cta-buttons .btn-outline-main { width: 100%; justify-content: center; }
  .service-card { padding: 1.25rem; }
}

/* 焦点可见性 */
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--clr-accent);
  outline-offset: 2px;
}

/* roulang page: category2 */
:root {
  --c-primary: #2F4F3E;
  --c-primary-dark: #243F32;
  --c-accent: #F26D21;
  --c-accent-dark: #D95A0E;
  --c-bg: #F7F5F1;
  --c-bg-alt: #EFEBE4;
  --c-text: #22302B;
  --c-text-secondary: #5B6B62;
  --c-white: #FFFFFF;
  --c-white-warm: #F7F5F1;
  --c-border: rgba(47, 79, 62, 0.12);
  --c-shadow: rgba(47, 79, 62, 0.12);
  --r-md: 12px;
  --r-sm: 8px;
  --r-pill: 999px;
  --shadow-sm: 0 4px 20px rgba(47, 79, 62, 0.06);
  --shadow-lg: 0 12px 32px rgba(47, 79, 62, 0.14);
  --font-stack: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
  --space-section: clamp(4rem, 7vw, 6.5rem);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-stack);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.7;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; vertical-align: middle; }
a { color: var(--c-primary); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--c-accent-dark); }
ul, ol { padding: 0; margin: 0; list-style: none; }
h1, h2, h3, h4, h5, h6 { color: var(--c-text); line-height: 1.3; margin-top: 0; }
p { margin-top: 0; }
.container { max-width: 1200px; }
.section-pad { padding: var(--space-section) 0; }
.section-head { margin-bottom: 3rem; }
.section-head h2 { font-size: clamp(1.6rem, 2.5vw, 2.2rem); font-weight: 700; margin-bottom: 0.75rem; }
.section-head p { color: var(--c-text-secondary); font-size: 1.05rem; max-width: 640px; }
.section-head.text-center p { margin-left: auto; margin-right: auto; }

/* 按钮 */
.btn-main {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: var(--c-accent);
  color: #fff;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  padding: 0.75rem 1.6rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  cursor: pointer;
  transition: all 0.22s ease;
  box-shadow: 0 6px 18px rgba(242, 109, 33, 0.25);
}
.btn-main:hover {
  background: var(--c-accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(242, 109, 33, 0.32);
}
.btn-main:focus-visible, .btn-outline-main:focus-visible, .nav-link-custom:focus-visible, .accordion-button:focus-visible, .navbar-toggler-custom:focus-visible {
  outline: 3px solid var(--c-accent);
  outline-offset: 2px;
}
.btn-outline-main {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: #fff;
  color: var(--c-primary);
  border: 1px solid var(--c-primary);
  border-radius: var(--r-sm);
  padding: 0.75rem 1.6rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  cursor: pointer;
  transition: all 0.22s ease;
}
.btn-outline-main:hover {
  background: rgba(47, 79, 62, 0.06);
  color: var(--c-primary-dark);
  transform: translateY(-2px);
  border-color: var(--c-primary-dark);
}
.btn-lg { padding: 0.9rem 2rem; font-size: 1.05rem; }

/* 导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1050;
  background: var(--c-primary);
  transition: background 0.25s ease, box-shadow 0.25s ease;
}
.site-header.scrolled {
  background: rgba(47, 79, 62, 0.97);
  box-shadow: 0 4px 20px rgba(47, 79, 62, 0.18);
}
.navbar { padding: 0.9rem 0; transition: padding 0.3s ease; }
.site-header.scrolled .navbar { padding: 0.3rem 0; }
.nav-inner { position: relative; display: flex; align-items: center; justify-content: space-between; }
.nav-section { display: flex; align-items: center; gap: 0.4rem; }
.nav-left { flex: 1; justify-content: flex-start; }
.nav-right { flex: 1; justify-content: flex-end; }
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.02em;
  white-space: nowrap;
  padding: 0.15rem 0.8rem;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--r-pill);
  transition: background 0.2s ease, transform 0.2s ease;
}
.brand-logo:hover { color: #fff; background: rgba(255, 255, 255, 0.14); transform: translateY(-1px); }
.brand-icon {
  width: 34px; height: 34px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--c-accent);
  border-radius: 50%;
  color: #fff;
  font-size: 1rem;
  flex-shrink: 0;
}
.nav-link-custom {
  position: relative;
  display: inline-block;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.5rem 0.85rem;
  border-radius: var(--r-sm);
  transition: color 0.2s ease, background 0.2s ease;
}
.nav-link-custom::after {
  content: "";
  position: absolute;
  left: 50%; bottom: 4px;
  width: 0; height: 2px;
  background: var(--c-accent);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width 0.25s ease;
}
.nav-link-custom:hover { color: #fff; background: rgba(255, 255, 255, 0.06); }
.nav-link-custom:hover::after { width: 60%; }
.nav-link-custom.active { color: #fff; font-weight: 600; }
.nav-link-custom.active::after { width: 70%; }
.navbar-toggler-custom {
  display: none;
  width: 44px; height: 44px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--r-sm);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
}
.navbar-toggler-custom span {
  display: block;
  width: 20px; height: 2px;
  background: #ffffff;
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.mobile-nav {
  background: var(--c-primary);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.4rem 0 0.9rem;
}
.mobile-nav-link {
  display: block;
  color: rgba(255, 255, 255, 0.85);
  font-size: 1rem;
  padding: 0.85rem 0.75rem;
  border-radius: var(--r-sm);
  transition: background 0.2s ease, color 0.2s ease;
  min-height: 44px;
  display: flex;
  align-items: center;
}
.mobile-nav-link:hover { background: rgba(255, 255, 255, 0.06); color: #fff; }
.mobile-nav-link.active { color: #fff; font-weight: 600; background: rgba(242, 109, 33, 0.18); }

/* Hero 分类介绍头 */
.member-hero {
  position: relative;
  background: linear-gradient(100deg, var(--c-primary-dark) 0%, var(--c-primary) 60%, rgba(47, 79, 62, 0.9) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  background-blend-mode: overlay;
  color: #fff;
  padding: clamp(4rem, 8vw, 7rem) 0 clamp(3.5rem, 6vw, 5.5rem);
}
.member-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(36, 63, 50, 0.88) 0%, rgba(47, 79, 62, 0.55) 60%, rgba(47, 79, 62, 0.25) 100%);
  pointer-events: none;
}
.member-hero .container { position: relative; z-index: 2; }
.member-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(242, 109, 33, 0.2);
  border: 1px solid rgba(242, 109, 33, 0.5);
  color: #F7F5F1;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.35rem 1.1rem;
  border-radius: var(--r-pill);
  margin-bottom: 1.2rem;
}
.member-hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: 1.1rem;
  max-width: 800px;
}
.member-hero h1 span { color: var(--c-accent); }
.member-hero .lead {
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  color: rgba(247, 245, 241, 0.92);
  max-width: 620px;
  margin-bottom: 2rem;
  line-height: 1.8;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; margin-bottom: 1.2rem; }
.hero-note { font-size: 0.85rem; color: rgba(247, 245, 241, 0.6); }

/* 核心服务卡片 */
.service-cards { background: var(--c-bg); }
.service-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 1.8rem 1.5rem;
  height: 100%;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(242, 109, 33, 0.4);
}
.service-card .icon-wrap {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(47, 79, 62, 0.09);
  color: var(--c-primary);
  border-radius: var(--r-md);
  font-size: 1.4rem;
  margin-bottom: 1rem;
  transition: background 0.25s ease, color 0.25s ease;
}
.service-card:hover .icon-wrap { background: rgba(242, 109, 33, 0.14); color: var(--c-accent); }
.service-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.6rem; }
.service-card p { color: var(--c-text-secondary); font-size: 0.95rem; margin-bottom: 0; line-height: 1.7; }
.service-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-top: 1rem;
  font-weight: 600;
  font-size: 0.9rem;
}
.service-card .card-link i { transition: transform 0.2s ease; }
.service-card .card-link:hover i { transform: translateX(3px); }

/* 图文介绍 */
.feature-split { background: var(--c-bg-alt); }
.feature-split .feature-img-wrap {
  border-radius: var(--r-md);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-lg);
}
.feature-split .feature-img-wrap img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform 0.45s ease;
}
.feature-split .feature-img-wrap:hover img { transform: scale(1.03); }
.feature-split .feature-img-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(242, 109, 33, 0.35);
  border-radius: var(--r-md);
  pointer-events: none;
}
.feature-split h2 { font-size: clamp(1.6rem, 2.5vw, 2.2rem); font-weight: 700; margin-bottom: 1rem; }
.feature-split .feature-desc { color: var(--c-text-secondary); font-size: 1rem; line-height: 1.8; margin-bottom: 1.6rem; }
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  padding: 0.55rem 0;
  font-size: 0.98rem;
  color: var(--c-text);
  border-bottom: 1px dashed rgba(47, 79, 62, 0.15);
}
.feature-list li:last-child { border-bottom: none; }
.feature-list i { color: var(--c-accent); font-size: 1.1rem; line-height: 1.4; flex-shrink: 0; }

/* 等级表格 */
.member-levels { background: var(--c-bg); }
.member-level-table {
  background: #fff;
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--c-border);
  margin-bottom: 0;
}
.member-level-table thead th {
  background: var(--c-primary);
  color: #fff;
  font-weight: 600;
  padding: 1rem 1.2rem;
  border-bottom: none;
  font-size: 1rem;
  white-space: nowrap;
}
.member-level-table tbody td {
  padding: 1rem 1.2rem;
  color: var(--c-text);
  border-bottom: 1px solid rgba(47, 79, 62, 0.08);
  vertical-align: middle;
  font-size: 0.95rem;
  line-height: 1.7;
}
.member-level-table tbody tr:last-child td { border-bottom: none; }
.member-level-table tbody tr:hover td { background: rgba(47, 79, 62, 0.03); }
.member-level-table .level-name { font-weight: 700; color: var(--c-primary); }
.member-level-table .level-badge { display: inline-block; background: rgba(242, 109, 33, 0.12); color: var(--c-accent-dark); font-size: 0.82rem; font-weight: 600; padding: 0.2rem 0.85rem; border-radius: var(--r-pill); }

/* 加入流程 */
.join-steps { background: var(--c-bg-alt); }
.steps-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.8rem;
  position: relative;
}
.steps-row::before {
  content: "";
  position: absolute;
  top: 32px;
  left: 50%;
  width: calc(100% - 4rem);
  height: 2px;
  background: linear-gradient(90deg, var(--c-accent) 0%, rgba(47, 79, 62, 0.2) 100%);
  transform: translateX(-50%);
}
.step-item {
  position: relative;
  text-align: center;
  padding: 0 0.6rem;
  z-index: 1;
}
.step-num {
  width: 64px; height: 64px;
  margin: 0 auto 1rem;
  background: var(--c-bg);
  border: 2px solid var(--c-accent);
  color: var(--c-primary-dark);
  font-size: 1.5rem;
  font-weight: 800;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 0 6px rgba(242, 109, 33, 0.12);
  font-variant-numeric: tabular-nums;
}
.step-item h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.step-item p { font-size: 0.88rem; color: var(--c-text-secondary); line-height: 1.7; margin-bottom: 0; }

/* FAQ */
.member-faq { background: var(--c-bg); }
.accordion-item {
  border: 1px solid var(--c-border) !important;
  border-radius: var(--r-md) !important;
  margin-bottom: 0.9rem;
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.accordion-button {
  padding: 1.1rem 1.3rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-text);
  background: #fff;
  border: none;
  box-shadow: none !important;
  transition: background 0.2s ease, color 0.2s ease;
  min-height: 48px;
}
.accordion-button:hover { background: rgba(47, 79, 62, 0.03); }
.accordion-button:not(.collapsed) { background: rgba(47, 79, 62, 0.05); color: var(--c-primary-dark); }
.accordion-button::after {
  width: 1.2em; height: 1.2em;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23F26D21' viewBox='0 0 16 16'%3E%3Cpath d='M8 0a1 1 0 0 1 1 1v6h6a1 1 0 1 1 0 2H9v6a1 1 0 1 1-2 0V9H1a1 1 0 0 1 0-2h6V1a1 1 0 0 1 1-1z'/%3E%3C/svg%3E");
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  transition: transform 0.25s ease;
  flex-shrink: 0;
}
.accordion-button:not(.collapsed)::after { transform: rotate(45deg); }
.accordion-body {
  padding: 0 1.3rem 1.2rem;
  background: var(--c-bg-alt);
  color: var(--c-text-secondary);
  font-size: 0.95rem;
  line-height: 1.75;
  border-radius: 0 0 var(--r-md) var(--r-md);
}

/* CTA */
.member-cta {
  background: var(--c-primary-dark);
  position: relative;
  overflow: hidden;
}
.member-cta::before {
  content: "";
  position: absolute;
  right: -10%;
  top: -10%;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(242, 109, 33, 0.25) 0%, transparent 70%);
  pointer-events: none;
}
.member-cta::after {
  content: "";
  position: absolute;
  left: -5%;
  bottom: -30%;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(242, 109, 33, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.member-cta .container { position: relative; z-index: 2; text-align: center; }
.member-cta h2 { color: #fff; font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 800; margin-bottom: 0.8rem; }
.member-cta p { color: rgba(247, 245, 241, 0.82); font-size: 1.05rem; margin-bottom: 2rem; max-width: 560px; margin-left: auto; margin-right: auto; }
.member-cta .cta-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.member-cta .btn-outline-main { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.6); }
.member-cta .btn-outline-main:hover { background: rgba(255, 255, 255, 0.1); border-color: #fff; color: #fff; }

/* 页脚 */
.site-footer {
  background: var(--c-primary);
  color: rgba(255, 255, 255, 0.76);
  padding: 4rem 0 0;
  font-size: 0.92rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 1rem;
}
.footer-brand-icon {
  width: 32px; height: 32px;
  background: var(--c-accent);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.footer-desc { color: rgba(255, 255, 255, 0.65); line-height: 1.8; max-width: 300px; }
.footer-title { color: #fff; font-size: 1rem; font-weight: 700; margin-bottom: 1.1rem; }
.footer-links li { margin-bottom: 0.6rem; }
.footer-links a { color: rgba(255, 255, 255, 0.7); transition: color 0.2s ease, padding-left 0.2s ease; }
.footer-links a:hover { color: var(--c-accent); padding-left: 4px; }
.footer-service p { margin-bottom: 0.55rem; color: rgba(255, 255, 255, 0.7); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.4rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.footer-bottom p { margin-bottom: 0; }

/* 响应式 */
@media (max-width: 991.98px) {
  .nav-left, .nav-right { display: none; }
  .navbar-toggler-custom { display: inline-flex; }
  .brand-logo { padding: 0.3rem 0.7rem; }
  .steps-row { grid-template-columns: repeat(2, 1fr); gap: 1.2rem; }
  .steps-row::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}
@media (max-width: 767.98px) {
  .footer-grid { grid-template-columns: 1fr; gap: 1.8rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .service-card { padding: 1.5rem 1.2rem; }
  .member-level-table { min-width: 560px; }
  .member-hero h1 { font-size: 2rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn-main, .hero-actions .btn-outline-main { justify-content: center; }
}
@media (max-width: 575.98px) {
  .steps-row { grid-template-columns: 1fr; gap: 1.5rem; }
  .step-item { text-align: left; display: flex; gap: 1rem; align-items: flex-start; }
  .step-num { margin: 0; flex-shrink: 0; }
  .step-item h3 { margin-bottom: 0.25rem; }
  .member-cta .cta-actions { flex-direction: column; }
  .member-cta .cta-actions .btn-main, .member-cta .cta-actions .btn-outline-main { justify-content: center; }
  .section-head h2 { font-size: 1.5rem; }
  .btn-main, .btn-outline-main { padding: 0.85rem 1.4rem; }
}

/* roulang page: category3 */
:root {
  --primary: #2F4F3E;
  --primary-dark: #243F32;
  --accent: #F26D21;
  --accent-dark: #D95A0E;
  --bg: #F7F5F1;
  --bg-alt: #EFEBE4;
  --text: #22302B;
  --text-secondary: #5B6B62;
  --border: rgba(47, 79, 62, 0.15);
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 20px rgba(47, 79, 62, 0.06);
  --shadow-lg: 0 12px 32px rgba(47, 79, 62, 0.14);
  --spacing: clamp(4rem, 7vw, 6.5rem);
  --font-sans: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
img { max-width: 100%; }
h1, h2, h3 { line-height: 1.25; color: var(--text); }
h2 { font-size: clamp(1.6rem, 2.5vw, 2.2rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1em; }
.container { max-width: 1200px; }
.rounded-12 { border-radius: var(--radius); }
.shadow-custom { box-shadow: var(--shadow); }
.bg-alt { background: var(--bg-alt); }

/* ===== Buttons ===== */
.btn-main {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  background: var(--accent);
  color: #fff;
  border: 2px solid var(--accent);
  padding: .7rem 1.6rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all .25s ease;
  text-decoration: none;
  min-height: 46px;
}
.btn-main:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(242, 109, 33, .25); }
.btn-main:active { transform: translateY(0); }
.btn-outline-main {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, .7);
  padding: .7rem 1.6rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all .25s ease;
  text-decoration: none;
  min-height: 46px;
}
.btn-outline-main:hover { background: #fff; color: var(--primary-dark); border-color: #fff; transform: translateY(-2px); }
.btn-outline-main:active { transform: translateY(0); }
.btn-main:focus-visible, .btn-outline-main:focus-visible, .accordion-button:focus-visible, .nav-link-custom:focus-visible, .doc-card:focus-visible, .navbar-toggler-custom:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1050;
  background: rgba(47, 79, 62, .95);
  backdrop-filter: blur(8px);
  transition: background .3s, box-shadow .3s, padding .3s;
}
.site-header.scrolled {
  background: rgba(35, 55, 45, .97);
  box-shadow: 0 4px 20px rgba(0, 0, 0, .15);
}
.site-header.scrolled .navbar { padding: .45rem 0; }
.navbar { padding: .75rem 0; transition: padding .3s; }
.nav-inner { display: flex; align-items: center; }
.nav-section { display: flex; align-items: center; gap: .25rem; }
.nav-left { flex: 1; }
.nav-right { flex: 1; justify-content: flex-end; }
.brand-logo {
  margin: 0 auto;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  color: #fff;
  font-weight: 800;
  font-size: 1.4rem;
  text-decoration: none;
  padding: .25rem .5rem;
  white-space: nowrap;
}
.brand-logo:hover { color: #fff; }
.brand-icon { color: var(--accent); font-size: 1.5rem; line-height: 1; }
.nav-link-custom {
  color: rgba(255, 255, 255, .85);
  text-decoration: none;
  font-weight: 500;
  padding: .5rem .9rem;
  border-radius: 6px;
  transition: color .2s, background .2s;
  font-size: .95rem;
  display: inline-flex;
  align-items: center;
}
.nav-link-custom:hover { color: #fff; background: rgba(255, 255, 255, .08); }
.nav-link-custom.active { color: #fff; }
.nav-link-custom.active::after {
  content: '';
  display: block;
  height: 3px;
  background: var(--accent);
  border-radius: 999px;
  margin-top: 3px;
}
.navbar-toggler-custom {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.navbar-toggler-custom span { display: block; width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: all .3s; }
.mobile-nav { background: var(--primary-dark); border-top: 1px solid rgba(255, 255, 255, .08); padding: .5rem 0 .75rem; }
.mobile-nav-link {
  display: block;
  color: rgba(255, 255, 255, .85);
  text-decoration: none;
  padding: .75rem 1rem;
  font-weight: 500;
  border-radius: 8px;
  transition: background .2s, color .2s;
  font-size: 1rem;
}
.mobile-nav-link:hover { color: #fff; background: rgba(255, 255, 255, .06); }
.mobile-nav-link.active { color: var(--accent); }

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  padding: clamp(5rem, 10vw, 7rem) 0 clamp(3.5rem, 6vw, 4.5rem);
  background: linear-gradient(105deg, rgba(35, 55, 45, .92), rgba(47, 79, 62, .78)), url('/assets/images/backpic/back-2.png') no-repeat center / cover;
  color: #fff;
}
.page-hero .breadcrumb-custom {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: rgba(255, 255, 255, .7);
  font-size: .9rem;
  margin-bottom: 1.2rem;
}
.page-hero .breadcrumb-custom a { color: #fff; text-decoration: none; transition: color .2s; }
.page-hero .breadcrumb-custom a:hover { color: var(--accent); }
.page-hero .breadcrumb-custom .sep { color: rgba(255, 255, 255, .5); }
.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 1rem;
}
.page-hero-desc {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, .9);
  max-width: 680px;
  margin-bottom: 2rem;
  line-height: 1.7;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.hero-actions .btn-main, .hero-actions .btn-outline-main { min-height: 48px; }

/* ===== Section ===== */
.section-block { padding: var(--spacing) 0; }
.section-head { max-width: 720px; margin-bottom: 3rem; }
.section-head h2 { margin-bottom: .5rem; }
.section-head p { color: var(--text-secondary); font-size: 1.05rem; margin: 0; }

/* ===== Process Timeline ===== */
.process-section { position: relative; }
.process-steps { position: relative; }
.process-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 6%;
  right: 6%;
  height: 2px;
  background: rgba(47, 79, 62, .15);
  border-radius: 999px;
}
.process-step { text-align: center; padding: 0 1rem; position: relative; }
.step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #FDEDE1;
  color: var(--primary);
  font-weight: 800;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.1rem;
  position: relative;
  z-index: 1;
  border: 2px solid var(--accent);
  font-variant-numeric: tabular-nums;
  box-shadow: 0 0 0 6px var(--bg);
}
.process-step h3 { margin-bottom: .5rem; }
.process-step p { color: var(--text-secondary); font-size: .95rem; margin: 0; }

/* ===== Doc Cards ===== */
.doc-card {
  display: block;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  text-decoration: none;
  color: var(--text);
  transition: transform .3s, box-shadow .3s;
  height: 100%;
  border: 1px solid transparent;
}
.doc-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); color: var(--text); border-color: rgba(242, 109, 33, .25); }
.doc-card-cover { aspect-ratio: 16 / 9; overflow: hidden; background: var(--bg-alt); }
.doc-card-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.doc-card:hover .doc-card-cover img { transform: scale(1.05); }
.doc-card-body { padding: 1.25rem 1.5rem 1.5rem; }
.doc-card-body .badge-cat {
  display: inline-block;
  background: #FDEDE1;
  color: var(--text);
  font-size: .78rem;
  font-weight: 600;
  padding: .2rem .75rem;
  border-radius: 999px;
  margin-bottom: .75rem;
}
.doc-card-body h3 { font-size: 1.1rem; margin-bottom: .4rem; }
.doc-card-body p { color: var(--text-secondary); font-size: .92rem; margin-bottom: .75rem; }
.doc-link { color: var(--primary); font-weight: 600; font-size: .9rem; display: inline-flex; align-items: center; gap: .35rem; transition: color .2s, gap .2s; }
.doc-link .bi { color: var(--accent); }
.doc-card:hover .doc-link { color: var(--accent-dark); gap: .55rem; }

/* ===== Benefit Split ===== */
.benefit-visual { position: relative; }
.benefit-visual img { border-radius: var(--radius); box-shadow: var(--shadow-lg); width: 100%; object-fit: cover; aspect-ratio: 4/3; }
.benefit-visual::after {
  content: '';
  position: absolute;
  inset: 16px -16px -16px 16px;
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  z-index: -1;
  opacity: .35;
}
.benefit-list { list-style: none; padding: 0; margin: 1.5rem 0 0; }
.benefit-list li { padding: .55rem 0; display: flex; gap: .75rem; align-items: flex-start; font-size: 1rem; }
.benefit-list li i { color: var(--accent); font-size: 1.2rem; line-height: 1.4; }
.benefit-note {
  margin-top: 1.75rem;
  padding: 1.1rem 1.4rem;
  background: var(--bg-alt);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text-secondary);
  font-size: .95rem;
}

/* ===== FAQ ===== */
.faq-section { background: var(--bg-alt); }
.accordion-item {
  background: var(--bg);
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  overflow: hidden;
  margin-bottom: .75rem;
}
.accordion-item:last-child { margin-bottom: 0; }
.accordion-header { border: none; }
.accordion-button {
  background: var(--bg);
  color: var(--text);
  font-weight: 600;
  padding: 1.1rem 1.4rem;
  font-size: 1rem;
  box-shadow: none;
  min-height: 56px;
  border: none;
}
.accordion-button:not(.collapsed) { background: var(--bg-alt); color: var(--primary-dark); box-shadow: none; }
.accordion-button:focus { box-shadow: none; border: none; }
.accordion-button::after {
  content: '+';
  background-image: none;
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-left: auto;
  flex-shrink: 0;
  transition: transform .3s ease;
}
.accordion-button:not(.collapsed)::after { transform: rotate(45deg); }
.accordion-body { background: var(--bg-alt); color: var(--text); padding: 0 1.4rem 1.25rem; font-size: .95rem; line-height: 1.75; border-top: 1px solid rgba(47, 79, 62, .06); }

/* ===== CTA ===== */
.cta-box {
  background: linear-gradient(rgba(35, 55, 45, .88), rgba(35, 55, 45, .92)), url('/assets/images/backpic/back-1.png') no-repeat center / cover;
  border-radius: 20px;
  padding: clamp(2.5rem, 5vw, 4.5rem) 2rem;
  text-align: center;
  color: #fff;
}
.cta-box h2 { color: #fff; margin-bottom: .75rem; font-size: clamp(1.6rem, 3vw, 2.2rem); }
.cta-box p { color: rgba(255, 255, 255, .85); max-width: 640px; margin: 0 auto 1.75rem; font-size: 1rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

/* ===== Footer ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, .85);
  padding: 4rem 0 0;
  margin-top: 0;
}
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 2.5rem; padding-bottom: 3rem; }
.footer-brand { font-size: 1.4rem; font-weight: 800; color: #fff; display: flex; align-items: center; gap: .5rem; margin-bottom: .75rem; }
.footer-brand-icon { color: var(--accent); font-size: 1.4rem; line-height: 1; }
.footer-desc { color: rgba(255, 255, 255, .7); font-size: .95rem; line-height: 1.7; margin: 0; }
.footer-title { color: #fff; font-size: 1rem; font-weight: 600; margin-bottom: 1rem; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: .45rem; }
.footer-links a { color: rgba(255, 255, 255, .7); text-decoration: none; transition: color .2s, padding-left .2s; }
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-service p { margin: 0 0 .5rem; font-size: .95rem; color: rgba(255, 255, 255, .7); }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .12); padding: 1.25rem 0; text-align: center; font-size: .9rem; color: rgba(255, 255, 255, .6); }
.footer-bottom p { margin: 0; }

/* ===== Responsive ===== */
@media (max-width: 1199.98px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}
@media (max-width: 991.98px) {
  .nav-left, .nav-right { display: none; }
  .nav-inner { justify-content: space-between; }
  .brand-logo { margin: 0 auto; }
  .navbar-toggler-custom { display: flex; }
  .process-steps::before { display: none; }
  .process-step { margin-bottom: 2rem; }
  .process-step:last-child { margin-bottom: 0; }
}
@media (max-width: 767.98px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .section-block { padding: 3rem 0; }
  .benefit-visual::after { display: none; }
  .cta-box { padding: 2.2rem 1.25rem; }
}
@media (max-width: 575.98px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn-main, .hero-actions .btn-outline-main { width: 100%; }
  .btn-main, .btn-outline-main { padding: .65rem 1.3rem; font-size: .95rem; }
  .section-head { margin-bottom: 2rem; }
  .accordion-button { font-size: .95rem; }
}