/* roulang page: index */
:root {
  --brand: #10B981;
  --brand-dark: #059669;
  --brand-deep: #047857;
  --brand-gradient: linear-gradient(135deg, #10B981 0%, #059669 100%);
  --accent: #F97316;
  --accent-rgb: 249, 115, 22;
  --brand-rgb: 16, 185, 129;
  --bg-page: #F8FAFC;
  --bg-light: #F1F5F9;
  --bg-white: #FFFFFF;
  --text-main: #0F172A;
  --text-sub: #475569;
  --text-weak: #94A3B8;
  --border: #E8EAED;
  --dark-bg: #0F172A;
  --dark-bg-alt: #1E293B;
  --success: #22C55E;
  --warning: #F59E0B;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 12px rgba(15, 23, 42, 0.05);
  --shadow-normal: 0 4px 20px rgba(15, 23, 42, 0.06);
  --shadow-hover: 0 8px 32px rgba(15, 23, 42, 0.12);
  --shadow-cta: 0 8px 24px rgba(16, 185, 129, 0.35);
  --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --transition-base: all .3s ease;
  --nav-height: 72px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}
body {
  margin: 0;
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
}
a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-base);
}
a:hover {
  color: var(--brand);
}
button, input, select, textarea {
  font-family: inherit;
}
.container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
@media (max-width: 576px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
}
section {
  position: relative;
}
.section-padding {
  padding-top: 100px;
  padding-bottom: 100px;
}
@media (max-width: 768px) {
  .section-padding {
    padding-top: 64px;
    padding-bottom: 64px;
  }
}
.section-head {
  margin-bottom: 48px;
}
.section-head h2 {
  font-size: 34px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.25;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}
.section-head p {
  font-size: 16px;
  color: var(--text-sub);
  max-width: 640px;
}
.section-head.text-center {
  text-align: center;
}
.section-head.text-center p {
  margin: 0 auto;
}
@media (max-width: 768px) {
  .section-head h2 {
    font-size: 26px;
  }
}
.section-tag {
  display: inline-flex;
  align-items: center;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.18);
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
  letter-spacing: 0.3px;
}
.section-tag::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand);
  margin-right: 8px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 16px;
  padding: 12px 28px;
  border: 1px solid transparent;
  text-decoration: none;
  transition: var(--transition-base);
  cursor: pointer;
  line-height: 1.5;
}
.btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25);
}
.btn-brand {
  background: var(--brand-gradient);
  color: #fff;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.25);
}
.btn-brand:hover {
  color: #fff;
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(16, 185, 129, 0.35);
}
.btn-brand:active {
  transform: translateY(0);
  filter: brightness(0.95);
}
.btn-brand:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}
.btn-outline-brand {
  background: transparent;
  border: 1px solid var(--brand);
  color: var(--brand-dark);
  font-weight: 600;
}
.btn-outline-brand:hover {
  background: rgba(16, 185, 129, 0.06);
  border-color: var(--brand-dark);
  color: var(--brand-dark);
  transform: translateY(-2px);
}
.btn-outline-brand:active {
  transform: translateY(0);
}
.btn-outline-brand:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}
.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 16px rgba(249, 115, 22, 0.3);
}
.btn-accent:hover {
  color: #fff;
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(249, 115, 22, 0.4);
}
.btn-sm {
  padding: 8px 20px;
  font-size: 14px;
}
.btn-lg {
  padding: 14px 40px;
  font-size: 17px;
}

/* ===== Header/Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1030;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  min-height: var(--nav-height);
}
.site-header .navbar {
  min-height: var(--nav-height);
  padding-top: 0;
  padding-bottom: 0;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
}
.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--brand-gradient);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  flex-shrink: 0;
  letter-spacing: 0;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}
.brand-text {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.3px;
  white-space: nowrap;
}
.brand-text:hover {
  color: var(--brand) !important;
}
.navbar-nav {
  align-items: center;
}
.navbar-nav .nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-sub);
  padding: 8px 14px !important;
  border-radius: 8px;
  position: relative;
  white-space: nowrap;
  transition: color .25s ease;
}
.navbar-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 3px;
  border-radius: 2px;
  background: var(--brand-gradient);
  opacity: 0;
  transform: scaleX(0.3);
  transition: opacity .3s ease, transform .3s ease;
}
.navbar-nav .nav-link:hover {
  color: var(--brand);
}
.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  opacity: 1;
  transform: scaleX(1);
}
.navbar-nav .nav-link.active {
  color: var(--brand);
  font-weight: 600;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.search-box {
  position: relative;
  width: 200px;
}
.search-box .bi-search {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-weak);
  font-size: 14px;
}
.search-box input {
  width: 100%;
  height: 40px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  padding: 0 16px 0 38px;
  background: var(--bg-light);
  font-size: 14px;
  color: var(--text-main);
  outline: none;
  transition: var(--transition-base);
}
.search-box input:focus {
  border-color: var(--brand);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}
.search-box input::placeholder {
  color: var(--text-weak);
}
.navbar-toggler {
  border: none !important;
  color: var(--text-main) !important;
  font-size: 22px;
  padding: 6px 10px;
  border-radius: 8px;
}
.navbar-toggler:focus {
  box-shadow: none !important;
}
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: #fff;
    border-radius: 16px;
    padding: 16px;
    margin-top: 12px;
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--border);
  }
  .navbar-nav {
    align-items: flex-start;
    gap: 4px;
  }
  .navbar-nav .nav-link::after {
    display: none;
  }
  .nav-actions {
    width: 100%;
    margin-top: 12px;
    flex-wrap: wrap;
  }
  .search-box {
    flex: 1;
    min-width: 160px;
  }
}

/* ===== Hero ===== */
.hero-section {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  background: linear-gradient(135deg, #F0FDF4 0%, #F8FAFC 45%, #EFF6FF 100%);
  overflow: hidden;
  padding: calc(var(--nav-height) + 40px) 0 60px;
}
.hero-section::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -120px;
  width: 460px;
  height: 460px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.08) 0%, transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-section::after {
  content: "";
  position: absolute;
  bottom: -80px;
  left: -80px;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.06) 0%, transparent 60%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(16, 185, 129, 0.09);
  border: 1px solid rgba(16, 185, 129, 0.18);
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 22px;
}
.hero-badge i {
  font-size: 14px;
}
.hero-section h1 {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-main);
  letter-spacing: -1px;
  margin-bottom: 18px;
}
.hero-subtitle {
  font-size: 18px;
  color: var(--text-sub);
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 32px;
}
.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 40px;
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.stat-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  min-width: 120px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}
.stat-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(16, 185, 129, 0.3);
}
.stat-num {
  font-size: 28px;
  font-weight: 800;
  color: var(--brand);
  line-height: 1.2;
  font-style: normal;
}
.stat-unit {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-sub);
  margin-left: 2px;
}
.stat-label {
  display: block;
  font-size: 13px;
  color: var(--text-weak);
  margin-top: 2px;
}
@media (max-width: 576px) {
  .stat-item {
    min-width: calc(50% - 8px);
  }
}
.hero-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.12);
  position: relative;
  background: var(--brand-gradient);
  border: 4px solid #fff;
}
.hero-visual img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}
@media (max-width: 991.98px) {
  .hero-section {
    min-height: auto;
    padding-top: calc(var(--nav-height) + 40px);
    text-align: center;
  }
  .hero-section h1 {
    font-size: 32px;
  }
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-btns {
    justify-content: center;
  }
  .hero-stats {
    justify-content: center;
    margin-bottom: 32px;
  }
  .hero-visual {
    margin-top: 20px;
  }
  .hero-visual img {
    height: 260px;
  }
  .hero-section .col-lg-6 {
    text-align: center;
  }
}
.scroll-indicator {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-weak);
  font-size: 24px;
  animation: float 2.4s ease-in-out infinite;
  cursor: pointer;
}
@keyframes float {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 8px); }
}
@media (max-width: 767.98px) {
  .scroll-indicator {
    display: none;
  }
}

/* ===== Benefit Cards ===== */
.benefit-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  height: 100%;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}
.benefit-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--brand-gradient);
  opacity: 0;
  transition: opacity .3s ease;
}
.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(16, 185, 129, 0.35);
}
.benefit-card:hover::before {
  opacity: 1;
}
.benefit-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(16, 185, 129, 0.1);
  color: var(--brand);
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  transition: var(--transition-base);
}
.benefit-card:hover .benefit-icon {
  background: var(--brand-gradient);
  color: #fff;
  box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
  transform: scale(1.05);
}
.benefit-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
}
.benefit-card p {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.65;
  margin-bottom: 16px;
}
.benefit-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--brand);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.benefit-link i {
  transition: transform .3s ease;
}
.benefit-link:hover i {
  transform: translateX(4px);
}

/* ===== Showcase / Steps ===== */
.showcase-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
  position: relative;
  border: 1px solid var(--border);
}
.showcase-img img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}
@media (max-width: 767.98px) {
  .showcase-img img {
    height: 240px;
  }
}
.step-list {
  margin-top: 28px;
}
.step-item {
  display: flex;
  gap: 16px;
  margin-bottom: 26px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: #fff;
  border: 1px solid var(--border);
  transition: var(--transition-base);
}
.step-item:hover {
  border-color: rgba(16, 185, 129, 0.35);
  box-shadow: var(--shadow-normal);
  transform: translateX(4px);
}
.step-num {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--brand-gradient);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}
.step-item h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
}
.step-item p {
  font-size: 14px;
  color: var(--text-sub);
  margin-bottom: 0;
  line-height: 1.6;
}

/* ===== Proof Section (dark) ===== */
.proof-section {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 55%, #134E4A 100%);
  padding: 100px 0 80px;
  color: #fff;
  border-radius: 0;
}
@media (max-width: 768px) {
  .proof-section {
    padding: 64px 0 48px;
  }
}
.proof-section .section-head h2 {
  color: #fff;
}
.proof-section .section-head p {
  color: rgba(255, 255, 255, 0.7);
}
.proof-section .section-tag {
  color: #A7F3D0;
  border-color: rgba(167, 243, 208, 0.35);
  background: rgba(167, 243, 208, 0.08);
}
.proof-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 56px;
}
@media (max-width: 991.98px) {
  .proof-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 520px) {
  .proof-stats {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
}
.proof-stat-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 24px 18px;
  text-align: center;
  backdrop-filter: none;
  transition: var(--transition-base);
}
.proof-stat-card:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}
.proof-num {
  font-size: 38px;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  display: block;
}
.proof-num small {
  font-size: 20px;
  font-weight: 600;
  margin-left: 4px;
  color: #6EE7B7;
}
.proof-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 6px;
  display: block;
  letter-spacing: 0.5px;
}
.testimonial-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 28px;
  height: 100%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
  transition: var(--transition-base);
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}
.testimonial-stars {
  color: #FBBF24;
  font-size: 14px;
  margin-bottom: 14px;
  letter-spacing: 2px;
}
.testimonial-text {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.75;
  margin-bottom: 20px;
  font-style: normal;
}
.testimonial-user {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--brand-gradient);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.testimonial-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
}
.testimonial-role {
  font-size: 13px;
  color: var(--text-weak);
}

/* ===== News Cards ===== */
.news-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: var(--transition-base);
}
.news-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: rgba(16, 185, 129, 0.3);
  transform: translateY(-2px);
}
.news-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 8px;
}
.news-tag {
  display: inline-block;
  background: rgba(16, 185, 129, 0.08);
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 6px;
  border: 1px solid rgba(16, 185, 129, 0.15);
}
.news-date {
  font-size: 13px;
  color: var(--text-weak);
  display: flex;
  align-items: center;
  gap: 5px;
}
.news-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.45;
  margin-bottom: 8px;
  transition: color .2s;
}
.news-card h3 a:hover {
  color: var(--brand);
}
.news-card p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.65;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex-grow: 1;
}
.news-readmore {
  font-size: 14px;
  font-weight: 600;
  color: var(--brand);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-base);
}
.news-readmore i {
  transition: transform .3s ease;
  font-size: 13px;
}
.news-readmore:hover i {
  transform: translateX(4px);
}
.news-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: #fff;
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  color: var(--text-weak);
}
.news-empty i {
  font-size: 36px;
  display: block;
  margin-bottom: 12px;
  color: #CBD5E1;
}
.news-empty p {
  font-size: 15px;
}

/* ===== Pricing ===== */
.pricing-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  height: 100%;
  position: relative;
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(16, 185, 129, 0.3);
}
.pricing-card.featured {
  border: 2px solid var(--brand);
  box-shadow: 0 12px 40px rgba(16, 185, 129, 0.15);
  transform: scale(1.02);
}
.pricing-card.featured:hover {
  transform: scale(1.02) translateY(-4px);
}
.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 12px rgba(249, 115, 22, 0.3);
  white-space: nowrap;
  letter-spacing: 0.5px;
}
.pricing-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}
.pricing-desc {
  font-size: 14px;
  color: var(--text-weak);
  margin-bottom: 20px;
}
.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 24px;
}
.pricing-amount {
  font-size: 42px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1;
  letter-spacing: -1px;
}
.pricing-unit {
  font-size: 15px;
  color: var(--text-sub);
  font-weight: 500;
}
.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  flex-grow: 1;
}
.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text-sub);
  padding: 8px 0;
  line-height: 1.6;
}
.pricing-features li i {
  color: var(--brand);
  font-size: 15px;
  margin-top: 2px;
  flex-shrink: 0;
}
.pricing-card .btn {
  width: 100%;
}

/* ===== Accordion / FAQ ===== */
.faq-accordion .accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md) !important;
  margin-bottom: 14px;
  background: #fff;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}
.faq-accordion .accordion-item:hover {
  border-color: rgba(16, 185, 129, 0.25);
}
.faq-accordion .accordion-button {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  background: #fff;
  padding: 18px 24px;
  outline: none;
  box-shadow: none;
  border-radius: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}
.faq-accordion .accordion-button::after {
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23ffffff' viewBox='0 0 16 16'%3E%3Cpath d='M8 4a.5.5 0 0 1 .5.5v3h3a.5.5 0 0 1 0 1h-3v3a.5.5 0 0 1-1 0v-3h-3a.5.5 0 0 1 0-1h3v-3A.5.5 0 0 1 8 4z'/%3E%3C/svg%3E");
  width: 24px;
  height: 24px;
  background-color: var(--brand);
  background-size: 14px;
  background-position: center;
  background-repeat: no-repeat;
  border-radius: 6px;
  transition: transform .3s ease;
}
.faq-accordion .accordion-button:focus {
  box-shadow: none;
  outline: none;
}
.faq-accordion .accordion-button:not(.collapsed) {
  background: rgba(16, 185, 129, 0.04);
  color: var(--brand-dark);
  box-shadow: none;
}
.faq-accordion .accordion-button:not(.collapsed)::after {
  transform: rotate(45deg);
  background-color: var(--brand-dark);
}
.faq-accordion .accordion-body {
  padding: 6px 24px 20px;
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.75;
  border-top: 1px solid rgba(16, 185, 129, 0.08);
}

/* ===== CTA Section ===== */
.cta-section {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(5, 150, 105, 0.12) 100%), linear-gradient(135deg, #F0FDF4 0%, #EFF6FF 50%, #F8FAFC 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/coverpic/cover-3.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.06;
  z-index: 0;
}
.cta-section .container {
  position: relative;
  z-index: 1;
}
.cta-section h2 {
  font-size: 34px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}
.cta-section p {
  font-size: 17px;
  color: var(--text-sub);
  max-width: 560px;
  margin: 0 auto 32px;
}
@media (max-width: 768px) {
  .cta-section h2 {
    font-size: 26px;
  }
  .cta-section p {
    font-size: 15px;
  }
}

/* ===== Floating CTA ===== */
.floating-cta {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1040;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--brand-gradient);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-cta);
  transition: var(--transition-base);
  text-decoration: none;
}
.floating-cta:hover {
  color: #fff;
  transform: scale(1.03);
  box-shadow: 0 12px 32px rgba(16, 185, 129, 0.45);
}
.floating-cta:active {
  transform: scale(1);
}
@media (max-width: 576px) {
  .floating-cta {
    width: 56px;
    height: 56px;
    padding: 0;
    justify-content: center;
    border-radius: 50%;
    bottom: 20px;
    right: 20px;
  }
  .floating-cta span {
    display: none;
  }
  .floating-cta i {
    font-size: 22px;
  }
}

/* ===== Footer ===== */
.site-footer {
  background: var(--dark-bg);
  color: #94A3B8;
  padding-top: 70px;
  padding-bottom: 30px;
  font-size: 14px;
}
.site-footer .footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.site-footer .footer-brand .brand-icon {
  background: var(--brand-gradient);
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  font-size: 17px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.site-footer .footer-brand .brand-text {
  color: #fff;
  font-size: 18px;
  font-weight: 700;
}
.site-footer .footer-desc {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
  max-width: 320px;
  margin-bottom: 20px;
}
.site-footer .social-links {
  display: flex;
  gap: 10px;
}
.site-footer .social-links a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  font-size: 15px;
  transition: var(--transition-base);
  background: rgba(255, 255, 255, 0.05);
}
.site-footer .social-links a:hover {
  border-color: var(--brand);
  color: #fff;
  background: var(--brand);
  transform: translateY(-3px);
}
.site-footer h5 {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
}
.site-footer .footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.site-footer .footer-links li {
  margin-bottom: 10px;
}
.site-footer .footer-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  transition: var(--transition-base);
}
.site-footer .footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}
.site-footer .footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
}
.site-footer .footer-contact li i {
  color: var(--brand);
  margin-top: 4px;
  flex-shrink: 0;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
  margin-top: 48px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}
@media (max-width: 768px) {
  .footer-bottom {
    text-align: center;
    justify-content: center;
  }
}

/* ===== Responsive Fine Tuning ===== */
@media (max-width: 575.98px) {
  .hero-section h1 {
    font-size: 28px;
  }
  .btn {
    padding: 10px 22px;
    font-size: 14px;
  }
  .section-head h2 {
    font-size: 24px;
  }
  .pricing-card.featured {
    transform: none;
  }
  .pricing-card.featured:hover {
    transform: translateY(-4px);
  }
  .proof-num {
    font-size: 32px;
  }
}
@media (max-width: 767.98px) {
  .hero-section {
    padding-top: calc(var(--nav-height) + 24px);
  }
  .col-lg-3, .col-lg-4, .col-lg-6 {
    margin-bottom: 20px;
  }
}

/* roulang page: article */
:root {
  --brand-primary: #10B981;
  --brand-secondary: #059669;
  --brand-gradient: linear-gradient(135deg, #10B981 0%, #059669 100%);
  --accent: #F97316;
  --bg: #F8FAFC;
  --card-bg: #FFFFFF;
  --text-main: #0F172A;
  --text-sub: #475569;
  --text-weak: #94A3B8;
  --border: #E8EAED;
  --success: #22C55E;
  --warning: #F59E0B;
  --dark-bg: #0F172A;
  --dark-bg-2: #1E293B;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 8px;
  --radius-xs: 6px;
  --shadow-sm: 0 4px 20px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 32px rgba(15, 23, 42, 0.12);
  --shadow-brand: 0 8px 24px rgba(16, 185, 129, 0.35);
  --transition: all .3s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

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

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

.container {
  max-width: 1200px;
  padding-left: 24px;
  padding-right: 24px;
}

/* ===== 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
}

.navbar {
  min-height: 72px;
  padding-top: 10px;
  padding-bottom: 10px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
}

.brand-logo:hover {
  color: var(--text-main);
  opacity: .85;
}

.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--brand-gradient);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand-text {
  white-space: nowrap;
}

.navbar-nav .nav-item {
  margin: 0 2px;
}

.navbar-nav .nav-link {
  color: var(--text-sub);
  font-size: 15px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 999px;
  position: relative;
  transition: var(--transition);
}

.navbar-nav .nav-link:hover {
  color: var(--brand-primary);
}

.navbar-nav .nav-link.active {
  color: var(--brand-primary);
  font-weight: 600;
}

.navbar-nav .nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 18px;
  right: 18px;
  height: 3px;
  border-radius: 999px;
  background: var(--brand-gradient);
}

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

.search-box {
  display: flex;
  align-items: center;
  background: #F1F5F9;
  border-radius: 999px;
  padding: 8px 16px;
  width: 200px;
  border: 1px solid transparent;
  transition: var(--transition);
}

.search-box:focus-within {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
  background: #fff;
}

.search-box i {
  color: var(--text-weak);
  font-size: 14px;
  margin-right: 8px;
}

.search-box input {
  border: none;
  outline: none;
  background: transparent;
  font-size: 14px;
  color: var(--text-main);
  width: 100%;
}

.navbar-toggler {
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-main);
  padding: 8px 12px;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

/* ===== 按钮 ===== */
.btn {
  border-radius: 999px;
  font-weight: 600;
  padding: 12px 28px;
  transition: var(--transition);
}

.btn-brand {
  background: var(--brand-gradient);
  color: #fff;
  border: none;
  padding: 12px 28px;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3);
}

.btn-brand:hover {
  color: #fff;
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4);
}

.btn-brand:active {
  transform: translateY(0);
  filter: brightness(.95);
}

.btn-brand:disabled {
  opacity: .5;
  cursor: not-allowed;
}

.btn-sm {
  padding: 8px 20px;
  font-size: 14px;
}

.btn-outline-brand {
  background: transparent;
  border: 1px solid var(--brand-primary);
  color: var(--brand-primary);
  padding: 12px 28px;
}

.btn-outline-brand:hover {
  background: rgba(16, 185, 129, 0.05);
  border-color: var(--brand-secondary);
  color: var(--brand-secondary);
  transform: translateY(-2px);
}

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

.btn-outline-brand:disabled {
  opacity: .5;
  cursor: not-allowed;
  transform: none;
}

/* ===== 面包屑 ===== */
.breadcrumb-wrap {
  padding: 24px 0 0;
  font-size: 14px;
  color: var(--text-weak);
}

.breadcrumb-wrap a {
  color: var(--text-sub);
}

.breadcrumb-wrap a:hover {
  color: var(--brand-primary);
}

.breadcrumb-sep {
  margin: 0 8px;
  color: var(--text-weak);
}

/* ===== 文章页 ===== */
.article-main {
  padding: 32px 0 80px;
}

.article-layout {
  display: flex;
  gap: 40px;
}

.article-primary {
  flex: 1;
  min-width: 0;
}

.article-secondary {
  width: 360px;
  flex-shrink: 0;
}

.article-header {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 48px 48px 32px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.article-title {
  font-size: 38px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--text-main);
  margin-bottom: 20px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 14px;
  color: var(--text-sub);
}

.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-meta i {
  color: var(--text-weak);
}

.article-cover {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 24px;
  background: var(--border);
  box-shadow: var(--shadow-sm);
}

.article-cover img {
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.article-body {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 48px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.article-content {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-sub);
}

.article-content p {
  margin-bottom: 24px;
}

.article-content h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-main);
  margin: 40px 0 16px;
}

.article-content h3 {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-main);
  margin: 32px 0 12px;
}

.article-content h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-main);
  margin: 24px 0 8px;
}

.article-content ul,
.article-content ol {
  padding-left: 24px;
  margin-bottom: 24px;
}

.article-content li {
  margin-bottom: 8px;
}

.article-content blockquote {
  border-left: 4px solid var(--brand-primary);
  background: #F0FDF9;
  padding: 16px 24px;
  border-radius: 0 12px 12px 0;
  margin: 24px 0;
  color: var(--text-main);
}

.article-content img {
  border-radius: var(--radius-md);
  margin: 24px 0;
}

.article-content figure {
  margin: 24px 0;
}

.article-content figcaption {
  text-align: center;
  font-size: 13px;
  color: var(--text-weak);
  padding: 8px 0 0;
}

.article-content a {
  color: var(--brand-primary);
  text-decoration: underline;
}

.article-content a:hover {
  color: var(--brand-secondary);
}

.article-content code {
  background: #F1F5F9;
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 14px;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

.tag-item {
  display: inline-block;
  padding: 6px 14px;
  background: #F1F5F9;
  border-radius: var(--radius-xs);
  font-size: 13px;
  color: var(--text-sub);
  border: 1px solid transparent;
  transition: var(--transition);
}

.tag-item:hover {
  background: rgba(16, 185, 129, 0.08);
  color: var(--brand-primary);
  border-color: rgba(16, 185, 129, 0.3);
}

.article-share {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.share-label {
  font-size: 14px;
  color: var(--text-sub);
  margin-right: 4px;
}

.share-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text-sub);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  transition: var(--transition);
}

.share-btn:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  background: rgba(16, 185, 129, 0.05);
  transform: translateY(-2px);
}

/* ===== 内容未找到 ===== */
.not-found {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 80px 48px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.not-found-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: #F0FDF9;
  color: var(--brand-primary);
  font-size: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.not-found h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 12px;
}

.not-found p {
  color: var(--text-sub);
  margin-bottom: 28px;
}

/* ===== 相关推荐 ===== */
.related-section {
  margin-top: 32px;
}

.related-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 20px;
  padding-left: 14px;
  border-left: 4px solid var(--brand-primary);
  border-radius: 2px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.related-card {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: var(--transition);
  display: block;
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(16, 185, 129, 0.3);
}

.related-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.related-card-body {
  padding: 16px 18px 18px;
}

.related-card h3 {
  font-size: 15px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 45px;
}

.related-card h3:hover {
  color: var(--brand-primary);
}

.related-card .related-date {
  font-size: 13px;
  color: var(--text-weak);
}

/* ===== 返回列表 ===== */
.back-btn-wrap {
  margin-top: 32px;
  text-align: center;
}

/* ===== 侧栏 ===== */
.sidebar-widget {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  padding: 28px;
  margin-bottom: 24px;
}

.sidebar-widget .widget-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 2px solid #F1F5F9;
  position: relative;
}

.sidebar-widget .widget-title::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--brand-primary);
  border-radius: 999px;
}

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

.widget-list li {
  padding: 10px 0;
  border-bottom: 1px solid #F1F5F9;
}

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

.widget-list a {
  display: block;
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.5;
  padding-left: 12px;
  position: relative;
}

.widget-list a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--brand-primary);
}

.widget-list a:hover {
  color: var(--brand-primary);
  padding-left: 16px;
}

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

.sidebar-cta {
  background: var(--brand-gradient);
  border: none;
  color: #fff;
  text-align: center;
  padding: 32px 24px;
  position: relative;
  overflow: hidden;
}

.sidebar-cta::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
}

.sidebar-cta h4 {
  color: #fff;
  font-weight: 700;
  font-size: 20px;
  margin-bottom: 10px;
}

.sidebar-cta p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
  margin-bottom: 20px;
}

.sidebar-cta .btn {
  background: #fff;
  color: var(--brand-primary);
  border: none;
}

.sidebar-cta .btn:hover {
  background: #F0FDF9;
  transform: translateY(-2px);
}

.sidebar-cta .contact-mobile {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin-top: 6px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--dark-bg);
  color: #CBD5E1;
  padding: 64px 0 0;
  font-size: 14px;
}

.site-footer .brand-icon {
  width: 36px;
  height: 36px;
  font-size: 18px;
  border-radius: 10px;
}

.site-footer .brand-text {
  color: #fff;
  font-weight: 700;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-desc {
  color: #94A3B8;
  line-height: 1.7;
  margin-bottom: 20px;
  font-size: 14px;
}

.social-links {
  display: flex;
  gap: 10px;
}

.social-links a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: #CBD5E1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--brand-primary);
  color: #fff;
  transform: translateY(-2px);
}

.site-footer h5 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 20px;
}

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

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #CBD5E1;
  font-size: 14px;
  transition: var(--transition);
}

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

.footer-contact li {
  color: #CBD5E1;
  font-size: 14px;
  margin-bottom: 12px;
}

.footer-contact i {
  color: var(--brand-primary);
  margin-right: 8px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  margin-top: 48px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  color: #94A3B8;
  font-size: 13px;
}

/* ===== 响应式 ===== */
@media (max-width: 991.98px) {
  .navbar-nav .nav-link.active::after {
    left: 20px;
    right: auto;
    width: 24px;
  }

  .nav-actions {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
  }

  .search-box {
    width: 100%;
  }

  .article-layout {
    flex-direction: column;
  }

  .article-secondary {
    width: 100%;
  }

  .article-header {
    padding: 32px 24px 24px;
  }

  .article-title {
    font-size: 30px;
  }

  .article-body {
    padding: 32px 24px;
  }

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

  .related-card {
    display: flex;
    align-items: center;
  }

  .related-card img {
    width: 160px;
    aspect-ratio: 1;
    object-fit: cover;
  }

  .related-card-body {
    flex: 1;
    padding: 16px;
  }

  .related-card h3 {
    min-height: 0;
  }
}

@media (max-width: 575.98px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .article-main {
    padding: 20px 0 56px;
  }

  .article-header {
    padding: 24px 20px 20px;
    border-radius: var(--radius-md);
  }

  .article-title {
    font-size: 26px;
  }

  .article-meta {
    gap: 12px;
    font-size: 13px;
  }

  .article-body {
    padding: 24px 20px;
    border-radius: var(--radius-md);
  }

  .article-content {
    font-size: 15px;
  }

  .article-content h2 {
    font-size: 24px;
  }

  .article-content h3 {
    font-size: 20px;
  }

  .article-share {
    flex-wrap: wrap;
  }

  .not-found {
    padding: 60px 24px;
    border-radius: var(--radius-md);
  }

  .not-found-icon {
    width: 64px;
    height: 64px;
    font-size: 28px;
  }

  .not-found h2 {
    font-size: 22px;
  }

  .related-card {
    display: block;
  }

  .related-card img {
    width: 100%;
    aspect-ratio: 16 / 9;
  }

  .sidebar-widget {
    padding: 20px;
  }

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

/* roulang page: category1 */
:root {
            --brand: #10B981;
            --brand-dark: #059669;
            --brand-gradient: linear-gradient(135deg, #10B981 0%, #059669 100%);
            --accent: #F97316;
            --bg-page: #F8FAFC;
            --bg-card: #FFFFFF;
            --text-main: #0F172A;
            --text-sub: #475569;
            --text-weak: #94A3B8;
            --border: #E8EAED;
            --dark-bg: #0F172A;
            --dark-bg-2: #1E293B;
            --radius-lg: 20px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
            --shadow-hover: 0 8px 32px rgba(15, 23, 42, 0.12);
            --shadow-cta: 0 8px 24px rgba(16, 185, 129, 0.35);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.25);
            --transition: all .3s ease;
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 88px;
        }

        body {
            font-family: var(--font-family);
            background: var(--bg-page);
            color: var(--text-main);
            line-height: 1.75;
            font-size: 16px;
        }

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

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

        img {
            max-width: 100%;
        }

        .container {
            max-width: 1200px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
            height: 72px;
        }

        .site-header .navbar {
            height: 72px;
            padding: 0;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-main);
        }

        .brand-logo:hover {
            opacity: .85;
            color: var(--text-main);
        }

        .brand-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--brand-gradient);
            color: #fff;
            border-radius: 12px;
            font-weight: 800;
            font-size: 18px;
            flex-shrink: 0;
        }

        .site-header .navbar-nav .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-sub);
            padding: 8px 16px;
            margin: 0 4px;
            border-radius: 999px;
            position: relative;
            transition: var(--transition);
        }

        .site-header .navbar-nav .nav-link::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-gradient);
            transition: width .25s ease;
        }

        .site-header .navbar-nav .nav-link:hover,
        .site-header .navbar-nav .nav-link.active {
            color: var(--brand);
        }

        .site-header .navbar-nav .nav-link:hover::after,
        .site-header .navbar-nav .nav-link.active::after {
            width: 24px;
        }

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

        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: #F1F5F9;
            border: 1px solid transparent;
            border-radius: 999px;
            padding: 8px 16px;
            width: 200px;
            transition: var(--transition);
        }

        .search-box i {
            color: var(--text-weak);
            font-size: 14px;
        }

        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            color: var(--text-main);
            width: 100%;
        }

        .search-box:focus-within {
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
            background: #fff;
        }

        .search-box input::placeholder {
            color: var(--text-weak);
        }

        .btn {
            border-radius: 999px;
            font-weight: 600;
            transition: var(--transition);
        }

        .btn-brand {
            background: var(--brand-gradient);
            color: #fff;
            padding: 10px 28px;
            border: none;
            box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3);
        }

        .btn-brand:hover {
            filter: brightness(1.08);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4);
            color: #fff;
        }

        .btn-brand:active {
            transform: translateY(0);
            filter: brightness(.95);
        }

        .btn-outline-brand {
            background: transparent;
            color: var(--brand);
            border: 1px solid var(--brand);
            padding: 10px 28px;
        }

        .btn-outline-brand:hover {
            background: rgba(16, 185, 129, 0.06);
            border-color: var(--brand-dark);
            color: var(--brand-dark);
            transform: translateY(-2px);
        }

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

        .navbar-toggler {
            border: none;
            font-size: 26px;
            color: var(--text-main);
            padding: 4px 8px;
            border-radius: 10px;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
        }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 110px 0 90px;
            color: #fff;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(15, 23, 42, 0.9) 0%, rgba(15, 23, 42, 0.65) 55%, rgba(16, 185, 129, 0.5) 100%);
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(6px);
            border-radius: 999px;
            padding: 6px 18px;
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 22px;
            color: #fff;
        }

        .category-hero h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .category-hero .hero-sub {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
            margin-bottom: 36px;
            line-height: 1.75;
        }

        .hero-btn-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }

        .hero-btn-group .btn-brand {
            background: var(--brand-gradient);
            box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4);
        }

        .hero-btn-group .btn-white-outline {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            padding: 10px 28px;
            border-radius: 999px;
            font-weight: 600;
            transition: var(--transition);
        }

        .hero-btn-group .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .hero-data-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .hero-data-item {
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 16px;
            padding: 20px 18px;
            backdrop-filter: blur(4px);
        }

        .hero-data-item .num {
            font-size: 30px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .hero-data-item .num span {
            font-size: 16px;
            font-weight: 600;
            margin-left: 2px;
            color: rgba(255, 255, 255, 0.85);
        }

        .hero-data-item .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
        }

        /* ===== Section common ===== */
        .section-block {
            padding: 100px 0;
        }

        .section-title-wrap {
            text-align: center;
            margin-bottom: 56px;
        }

        .section-title-wrap .sub-label {
            display: inline-block;
            background: rgba(16, 185, 129, 0.1);
            color: var(--brand);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 999px;
            margin-bottom: 12px;
        }

        .section-title-wrap h2 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .section-title-wrap p {
            color: var(--text-sub);
            font-size: 16px;
            max-width: 600px;
            margin: 0 auto;
        }

        /* ===== Feature cards ===== */
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            box-shadow: var(--shadow);
            height: 100%;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--brand-gradient);
            opacity: 0;
            transition: opacity .3s ease;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(16, 185, 129, 0.4);
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-icon {
            width: 64px;
            height: 64px;
            border-radius: 16px;
            background: rgba(16, 185, 129, 0.1);
            color: var(--brand);
            font-size: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .feature-card h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--text-main);
        }

        .feature-card p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== Column showcase ===== */
        .column-showcase {
            background: var(--bg-page);
        }

        .showcase-media {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            height: 100%;
            min-height: 400px;
        }

        .showcase-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .showcase-content {
            padding: 20px 0 20px 40px;
        }

        .showcase-content h2 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .showcase-content .desc {
            color: var(--text-sub);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .column-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .column-item {
            display: flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 14px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            transition: var(--transition);
        }

        .column-item:hover {
            border-color: var(--brand);
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }

        .column-item i {
            color: var(--brand);
            font-size: 18px;
        }

        /* ===== Scene ===== */
        .scene-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            height: 100%;
            transition: var(--transition);
        }

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

        .scene-img {
            height: 180px;
            overflow: hidden;
        }

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

        .scene-card:hover .scene-img img {
            transform: scale(1.05);
        }

        .scene-body {
            padding: 24px;
        }

        .scene-body h3 {
            font-size: 19px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .scene-body p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== Flow ===== */
        .flow-section {
            background: linear-gradient(180deg, #F8FAFC 0%, #FFFFFF 100%);
        }

        .flow-media {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            height: 100%;
            min-height: 420px;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
        }

        .flow-list {
            padding-left: 10px;
        }

        .flow-step {
            display: flex;
            gap: 20px;
            margin-bottom: 34px;
            position: relative;
        }

        .flow-step:not(:last-child)::before {
            content: "";
            position: absolute;
            left: 24px;
            top: 58px;
            bottom: -16px;
            width: 2px;
            background: linear-gradient(180deg, var(--brand), rgba(16, 185, 129, 0.15));
        }

        .flow-num {
            width: 48px;
            height: 48px;
            background: var(--brand-gradient);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 16px;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
        }

        .flow-step h3 {
            font-size: 19px;
            font-weight: 600;
            margin-bottom: 4px;
        }

        .flow-step p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== Proof ===== */
        .proof-section {
            background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
            padding: 100px 0;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .proof-section::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(16, 185, 129, 0.12);
        }

        .proof-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-bottom: 60px;
        }

        .proof-item {
            text-align: center;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            padding: 32px 16px;
        }

        .proof-item .num {
            font-size: 40px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            background: linear-gradient(135deg, #10B981, #6EE7B7);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .proof-item .num span {
            font-size: 18px;
            font-weight: 600;
            -webkit-text-fill-color: #fff;
            margin-left: 2px;
        }

        .proof-item .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 8px;
        }

        .proof-quote-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .quote-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-dark);
            color: var(--text-main);
        }

        .quote-card .quote-icon {
            color: var(--brand);
            font-size: 26px;
            margin-bottom: 12px;
        }

        .quote-card p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-sub);
            margin-bottom: 16px;
        }

        .quote-card .quote-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
        }

        .quote-card .quote-tag i {
            color: var(--accent);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-page);
        }

        .faq-accordion {
            max-width: 880px;
            margin: 0 auto;
        }

        .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 16px;
            background: #fff;
            box-shadow: var(--shadow);
            overflow: hidden;
        }

        .accordion-button {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            padding: 20px 24px;
            background: #fff;
            border: none;
            box-shadow: none !important;
            transition: var(--transition);
        }

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23059669' class='bi bi-plus' viewBox='0 0 16 16'%3E%3Cpath d='M8 4a.5.5 0 0 1 .5.5v3h3a.5.5 0 0 1 0 1h-3v3a.5.5 0 0 1-1 0v-3h-3a.5.5 0 0 1 0-1h3v-3A.5.5 0 0 1 8 4z'/%3E%3C/svg%3E");
            background-size: 16px;
            transition: transform .3s ease;
        }

        .accordion-button:not(.collapsed) {
            color: var(--brand);
            background: rgba(16, 185, 129, 0.04);
        }

        .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15) !important;
        }

        .accordion-body {
            padding: 6px 24px 24px;
            color: var(--text-sub);
            font-size: 15px;
            line-height: 1.8;
            border-top: 1px solid rgba(232, 234, 237, 0.6);
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat fixed;
            padding: 90px 0;
            text-align: center;
            color: #fff;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(16, 185, 129, 0.92), rgba(5, 150, 105, 0.85));
        }

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

        .cta-section h2 {
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.9);
            max-width: 560px;
            margin: 0 auto 36px;
        }

        .cta-btn-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-btn-group .btn-light-brand {
            background: #fff;
            color: var(--brand-dark);
            padding: 12px 36px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 16px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
            border: none;
        }

        .cta-btn-group .btn-light-brand:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
            color: var(--brand-dark);
        }

        .cta-btn-group .btn-outline-white {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.8);
            color: #fff;
            padding: 12px 36px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 16px;
            transition: var(--transition);
        }

        .cta-btn-group .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(255, 255, 255, 0.75);
            padding: 70px 0 0;
            font-size: 14px;
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .site-footer h5 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 18px;
        }

        .site-footer .footer-desc {
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.8;
            margin-bottom: 20px;
        }

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

        .footer-links li {
            margin-bottom: 10px;
        }

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

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

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
            color: rgba(255, 255, 255, 0.65);
        }

        .footer-contact i {
            color: var(--brand);
            font-size: 14px;
        }

        .social-links a {
            display: inline-flex;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: rgba(255, 255, 255, 0.75);
            align-items: center;
            justify-content: center;
            margin-right: 8px;
            transition: var(--transition);
            font-size: 14px;
        }

        .social-links a:hover {
            background: var(--brand);
            border-color: var(--brand);
            color: #fff;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            margin-top: 50px;
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
        }

        /* ===== Float CTA ===== */
        .float-cta {
            position: fixed;
            right: 24px;
            bottom: 24px;
            z-index: 1040;
            background: var(--brand-gradient);
            color: #fff;
            border: none;
            border-radius: 999px;
            padding: 14px 28px;
            font-size: 15px;
            font-weight: 600;
            box-shadow: var(--shadow-cta);
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }

        .float-cta:hover {
            transform: scale(1.03);
            box-shadow: 0 12px 32px rgba(16, 185, 129, 0.5);
            color: #fff;
        }

        .float-cta:active {
            transform: scale(0.97);
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .site-header {
                height: auto;
            }

            .site-header .navbar {
                height: auto;
                padding: 12px 0;
            }

            .nav-actions {
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0;
            }

            .search-box {
                width: 100%;
            }

            .site-header .navbar-nav .nav-link {
                padding: 10px 16px;
            }

            .category-hero {
                padding: 80px 0 60px;
            }

            .category-hero h1 {
                font-size: 34px;
            }

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

            .showcase-content {
                padding-left: 0;
                padding-top: 30px;
            }

            .column-list {
                grid-template-columns: 1fr 1fr;
            }

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

            .proof-quote-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 767.98px) {
            .section-block {
                padding: 64px 0;
            }

            .section-title-wrap h2 {
                font-size: 26px;
            }

            .category-hero h1 {
                font-size: 28px;
            }

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

            .hero-btn-group .btn-brand,
            .hero-btn-group .btn-white-outline {
                width: 100%;
                text-align: center;
            }

            .column-list {
                grid-template-columns: 1fr;
            }

            .flow-list {
                margin-top: 30px;
            }

            .flow-media {
                min-height: 300px;
            }

            .cta-section h2 {
                font-size: 28px;
            }

            .cta-btn-group .btn-light-brand,
            .cta-btn-group .btn-outline-white {
                width: 100%;
            }
        }

        @media (max-width: 575.98px) {
            .hero-data-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .hero-data-item {
                padding: 16px 12px;
            }

            .hero-data-item .num {
                font-size: 24px;
            }

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

            .showcase-media {
                min-height: 280px;
            }

            .flow-media {
                min-height: 240px;
            }

            .float-cta {
                width: 56px;
                height: 56px;
                padding: 0;
                border-radius: 50%;
                justify-content: center;
                right: 16px;
                bottom: 16px;
            }

            .float-cta span {
                display: none;
            }

            .float-cta i {
                font-size: 22px;
            }

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