:root {
  --primary: #5c3bfe;
  --secondary: #ff3b69;
  --accent-yellow: #ffb800;
  --accent-teal: #00d2b4;
  --accent-blue: #2563eb;
  --text-main: #1f2438;
  --text-muted: #5e657e;
  --bg-page: #faf8f5;
  --bg-card: #ffffff;
  --bg-soft: #f4f0ec;
  --border-color: #e5dfd8;
  --border-bold: #23202f;
  --shadow-doodle: 4px 4px 0px #23202f;
  --shadow-hover: 6px 6px 0px #23202f;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  background-image: radial-gradient(#dfd8cf 1.2px, transparent 1.2px), radial-gradient(#dfd8cf 1.2px, var(--bg-page) 1.2px);
  background-size: 32px 32px;
  background-position: 0 0, 16px 16px;
  overflow-x: hidden;
}
a {
  color: inherit;
  text-decoration: none;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 2px solid var(--border-bold);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand-area {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-box {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-yellow);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-sm);
  box-shadow: 2px 2px 0 var(--border-bold);
  overflow: hidden;
}
.logo-box img {
  max-width: 100%;
  height: auto;
  display: block;
}
.brand-name {
  font-size: 20px;
  font-weight: 800;
  color: var(--border-bold);
  letter-spacing: -0.5px;
}
.brand-tag {
  background: var(--accent-teal);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1.5px solid var(--border-bold);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
}
.nav-item {
  position: relative;
}
.nav-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  display: block;
}
.nav-link:hover {
  background-color: var(--accent-yellow);
  color: var(--border-bold);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-bold);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  line-height: 1.2;
}
.btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hover);
}
.btn:active {
  transform: translate(0, 0);
  box-shadow: 2px 2px 0 var(--border-bold);
}
.btn-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: var(--shadow-doodle);
}
.btn-accent {
  background: var(--accent-yellow);
  color: var(--border-bold);
  box-shadow: var(--shadow-doodle);
}
.btn-pink {
  background: var(--secondary);
  color: #ffffff;
  box-shadow: var(--shadow-doodle);
}
.btn-white {
  background: #ffffff;
  color: var(--border-bold);
  box-shadow: var(--shadow-doodle);
}
.mobile-toggle {
  display: none;
  background: var(--bg-card);
  border: 2px solid var(--border-bold);
  border-radius: 8px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 2px 2px 0 var(--border-bold);
}
.section-block {
  padding: 64px 0;
  position: relative;
}
.section-heading {
  text-align: center;
  margin-bottom: 48px;
}
.doodle-badge {
  display: inline-block;
  background: #ffffff;
  font-size: 13px;
  font-weight: 800;
  padding: 4px 14px;
  border-radius: 999px;
  border: 2px solid var(--border-bold);
  box-shadow: 2px 2px 0 var(--border-bold);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.badge-yellow { background: var(--accent-yellow); }
.badge-teal { background: var(--accent-teal); }
.badge-pink { background: #ffcfdd; color: #b31041; }
.badge-blue { background: #d7e4ff; color: #1642a8; }
.section-title {
  font-size: 32px;
  font-weight: 900;
  color: var(--border-bold);
  letter-spacing: -0.5px;
  line-height: 1.3;
}
.section-desc {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 680px;
  margin: 10px auto 0;
}
.hero-wrapper {
  padding: 48px 0 60px;
}
.hero-card {
  background: #ffffff;
  border: 3px solid var(--border-bold);
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  box-shadow: var(--shadow-doodle);
  position: relative;
  overflow: hidden;
}
.hero-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}
.hero-h1 {
  font-size: 38px;
  font-weight: 900;
  color: var(--border-bold);
  line-height: 1.25;
  margin-bottom: 18px;
}
.hero-h1 span.hl-yellow {
  background: linear-gradient(180deg, transparent 60%, var(--accent-yellow) 60%);
  display: inline-block;
  padding: 0 4px;
}
.hero-h1 span.hl-teal {
  background: linear-gradient(180deg, transparent 60%, var(--accent-teal) 60%);
  display: inline-block;
  padding: 0 4px;
}
.hero-lead {
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 32px;
}
.hero-btn-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}
.hero-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 2px dashed var(--border-color);
}
.highlight-item {
  background: var(--bg-soft);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: left;
  box-shadow: 2px 2px 0 var(--border-bold);
}
.highlight-num {
  font-size: 24px;
  font-weight: 900;
  color: var(--primary);
  display: block;
}
.highlight-txt {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 4px;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 28px;
}
.doodle-card {
  background: #ffffff;
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-doodle);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.doodle-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-hover);
}
.card-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--border-bold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 900;
  margin-bottom: 16px;
  box-shadow: 2px 2px 0 var(--border-bold);
}
.card-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--border-bold);
  margin-bottom: 8px;
}
.card-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
  flex-grow: 1;
}
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}
.model-pill {
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  background: #ffffff;
  border: 1.5px solid var(--border-bold);
  border-radius: 6px;
  box-shadow: 1.5px 1.5px 0 var(--border-bold);
  color: var(--text-main);
  transition: var(--transition);
}
.model-pill:hover {
  background: var(--accent-teal);
  transform: translateY(-2px);
}
.flow-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  position: relative;
}
.step-card {
  background: #ffffff;
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-doodle);
}
.step-number {
  display: inline-block;
  font-size: 14px;
  font-weight: 900;
  background: var(--accent-yellow);
  color: var(--border-bold);
  border: 1.5px solid var(--border-bold);
  border-radius: 4px;
  padding: 2px 8px;
  margin-bottom: 12px;
}
.table-container {
  background: #ffffff;
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-doodle);
  overflow-x: auto;
  margin-top: 24px;
}
.custom-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
  min-width: 600px;
}
.custom-table th, .custom-table td {
  padding: 16px 20px;
  border-bottom: 1.5px solid var(--border-color);
  border-right: 1.5px solid var(--border-color);
}
.custom-table th:last-child, .custom-table td:last-child {
  border-right: none;
}
.custom-table th {
  background: var(--bg-soft);
  font-weight: 800;
  color: var(--border-bold);
}
.custom-table tr:last-child td {
  border-bottom: none;
}
.rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: #fff8e1;
  color: #b78103;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1.5px solid var(--border-bold);
}
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 900px;
  margin: 0 auto;
}
.faq-item {
  background: #ffffff;
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-doodle);
  overflow: hidden;
  transition: var(--transition);
}
.faq-question {
  padding: 18px 24px;
  font-weight: 800;
  font-size: 16px;
  color: var(--border-bold);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}
.faq-question:hover {
  background-color: var(--bg-soft);
}
.faq-icon {
  font-size: 20px;
  font-weight: 900;
  transition: transform 0.25s ease;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  background-color: #fafaf8;
  padding: 0 24px;
}
.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 16px 24px 20px;
  border-top: 1.5px dashed var(--border-color);
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
}
.comment-card {
  background: #ffffff;
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-doodle);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.comment-user {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1.5px dashed var(--border-color);
}
.avatar-badge {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--border-bold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 14px;
}
.user-name {
  font-weight: 800;
  font-size: 14px;
  color: var(--border-bold);
}
.user-role {
  font-size: 12px;
  color: var(--text-muted);
}
.media-box {
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-doodle);
  background: #ffffff;
}
.media-box img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}
.form-card {
  background: #ffffff;
  border: 3px solid var(--border-bold);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-doodle);
}
.form-group {
  margin-bottom: 20px;
}
.form-label {
  display: block;
  font-weight: 800;
  font-size: 14px;
  color: var(--border-bold);
  margin-bottom: 8px;
}
.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-sm);
  font-size: 14px;
  background: var(--bg-soft);
  color: var(--text-main);
  outline: none;
  transition: var(--transition);
}
.form-control:focus {
  background: #ffffff;
  border-color: var(--primary);
  box-shadow: 2px 2px 0 var(--border-bold);
}
textarea.form-control {
  resize: vertical;
  min-height: 100px;
}
.contact-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact-info-block {
  background: #ffffff;
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-doodle);
}
.contact-info-item {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 14px;
  font-weight: 700;
}
.contact-info-item:last-child {
  margin-bottom: 0;
}
.qr-container {
  text-align: center;
  margin-top: 16px;
  padding: 16px;
  background: var(--bg-soft);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-sm);
}
.qr-container img {
  max-width: 140px;
  height: auto;
  border-radius: 4px;
  border: 1px solid var(--border-color);
  display: inline-block;
}
.qr-tip {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  margin-top: 8px;
}
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.article-card {
  background: #ffffff;
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  padding: 18px;
  box-shadow: var(--shadow-doodle);
  transition: var(--transition);
  display: block;
}
.article-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-hover);
  background-color: #fffdf5;
}
.article-tag {
  font-size: 11px;
  font-weight: 800;
  background: var(--accent-yellow);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border-bold);
  display: inline-block;
  margin-bottom: 8px;
}
.article-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--border-bold);
  line-height: 1.4;
}
.site-footer {
  background-color: #ffffff;
  border-top: 3px solid var(--border-bold);
  padding: 48px 0 24px;
  color: var(--text-main);
  margin-top: 40px;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 32px;
  padding-bottom: 32px;
  border-bottom: 2px solid var(--border-color);
}
.footer-brand-title {
  font-size: 20px;
  font-weight: 900;
  color: var(--border-bold);
  margin-bottom: 12px;
}
.footer-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}
.footer-nav-title {
  font-size: 15px;
  font-weight: 800;
  color: var(--border-bold);
  margin-bottom: 14px;
}
.footer-link-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-link-list a {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition);
}
.footer-link-list a:hover {
  color: var(--primary);
  text-decoration: underline;
}
.friendly-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}
.friendly-links a {
  font-size: 12px;
  font-weight: 700;
  background: var(--bg-soft);
  padding: 4px 10px;
  border-radius: 6px;
  border: 1.5px solid var(--border-bold);
  color: var(--text-main);
}
.friendly-links a:hover {
  background: var(--accent-yellow);
}
.footer-bottom {
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 600;
}
.float-widget {
  position: fixed;
  bottom: 28px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 99;
}
.float-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--border-bold);
  background: #ffffff;
  box-shadow: var(--shadow-doodle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  cursor: pointer;
  transition: var(--transition);
}
.float-btn:hover {
  transform: scale(1.1);
}
.float-btn.btn-top {
  background: var(--accent-yellow);
  display: none;
}
.banner-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 24px;
}
.banner-item {
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-doodle);
  background: #fff;
}
.banner-item img {
  width: 100%;
  height: auto;
  display: block;
}
@media (max-width: 992px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .hero-h1 {
    font-size: 30px;
  }
}
@media (max-width: 768px) {
  .nav-links {
    position: absolute;
    top: 76px;
    left: 0;
    width: 100%;
    background: #ffffff;
    border-bottom: 2px solid var(--border-bold);
    flex-direction: column;
    padding: 16px 20px;
    display: none;
    box-shadow: 0 8px 16px rgba(0,0,0,0.06);
  }
  .nav-links.active {
    display: flex;
  }
  .mobile-toggle {
    display: flex;
  }
  .nav-actions {
    display: none;
  }
  .hero-card {
    padding: 28px 18px;
  }
  .hero-h1 {
    font-size: 26px;
  }
  .section-title {
    font-size: 24px;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .banner-grid {
    grid-template-columns: 1fr;
  }
}