/* ====================================================================
   扬帆云 (yfyun.blog) - 全站动漫异世界航海风样式系统 (Anime Celestial Voyage UI)
   风格：日系奇幻动漫 / 新海诚蔚蓝天空 / 赛璐珞质感 / 漫画网点背景
   系统规范：纯原生 CSS3、零外部字体、零 CDN 依赖、高能流畅、完全响应式
   ==================================================================== */

:root {
  /* 动漫配色体系：蔚蓝天空 + 星轨金色 + 樱花浅粉 + 极深漫画描边 */
  --anime-sky: #0284c7;
  --anime-sky-light: #38bdf8;
  --anime-sky-pale: #e0f2fe;
  --anime-sky-glow: rgba(56, 189, 248, 0.35);

  --anime-star: #f59e0b;
  --anime-star-light: #fbbf24;
  --anime-star-pale: #fef3c7;
  --anime-star-glow: rgba(245, 158, 11, 0.3);

  --anime-pink: #f43f5e;
  --anime-pink-light: #ffe4e6;
  --anime-cyan: #06b6d4;

  --anime-dark: #0f172a;
  --anime-ink: #1e293b;
  --anime-slate: #334155;
  --anime-muted: #64748b;

  --anime-bg: #f0f9ff;
  --anime-bg-alt: #f8fafc;
  --anime-surface: #ffffff;
  --anime-surface-card: rgba(255, 255, 255, 0.95);

  --anime-border: #cbd5e1;
  --anime-border-bold: #0f172a;

  /* 动漫漫画风立体投影 */
  --comic-shadow-sm: 2px 2px 0px #0f172a;
  --comic-shadow-md: 4px 4px 0px #0f172a;
  --comic-shadow-lg: 6px 6px 0px #0f172a;
  --comic-shadow-blue: 4px 4px 0px #0284c7;
  --comic-shadow-star: 4px 4px 0px #f59e0b;

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;

  --container-max: 1160px;
  --header-height: 72px;

  /* 原生系统字体栈（零阻塞） */
  --font-main: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

/* ====================================================================
   全站自定义动漫光标 (Custom Anime Cursor)
   纯内联 SVG Data URI，零外部网络请求
   ==================================================================== */
html, body {
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'%3E%3Cpolygon points='2,2 9,21 13,13 21,9' fill='%230284c7' stroke='%23ffffff' stroke-width='2'/%3E%3Cpolygon points='16,2 17,5 20,6 17,7 16,10 15,7 12,6 15,5' fill='%23fbbf24'/%3E%3C/svg%3E") 2 2, auto;
}

a, button, [role="button"], input[type="submit"], select, .faq-question, .menu-toggle {
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M10 2l3 7 7 3-7 3-3 7-3-7-7-3 7-3 3-7z' fill='%2338bdf8' stroke='%230f172a' stroke-width='1.5'/%3E%3Ccircle cx='10' cy='12' r='2' fill='%23ffffff'/%3E%3Cpath d='M20 18l1.5 3.5 3.5 1.5-3.5 1.5-1.5 3.5-1.5-3.5-3.5-1.5 3.5-1.5 1.5-3.5z' fill='%23f43f5e'/%3E%3C/svg%3E") 10 12, pointer !important;
}

/* 动漫个性化滚动条 */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #e0f2fe;
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #0284c7, #38bdf8);
  border-radius: var(--radius-pill);
  border: 2px solid #e0f2fe;
}
::-webkit-scrollbar-thumb:hover {
  background: #0369a1;
}

/* 基础重置 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-main);
  background-color: var(--anime-bg);
  color: var(--anime-slate);
  scroll-behavior: smooth;
  line-height: 1.68;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  /* 动漫漫画网点与天际光晕背景 (Screentone Pattern) */
  background-image:
    radial-gradient(#38bdf8 1px, transparent 1px),
    radial-gradient(circle at 15% 10%, rgba(56, 189, 248, 0.22) 0%, transparent 45%),
    radial-gradient(circle at 85% 25%, rgba(244, 63, 94, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 50% 80%, rgba(245, 158, 11, 0.1) 0%, transparent 50%),
    linear-gradient(180deg, #f0f9ff 0%, #ffffff 50%, #f0f9ff 100%);
  background-size: 24px 24px, 100% 100%, 100% 100%, 100% 100%, 100% 100%;
  background-attachment: fixed;
}

a {
  color: var(--anime-sky);
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

a:hover {
  color: #0369a1;
}

img, svg {
  max-width: 100%;
  vertical-align: middle;
}

ul, ol {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* ====================================================================
   动漫元气徽章 (Anime Badges)
   ==================================================================== */
.anime-quest-badge, .hero-badge-wrap {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background-color: var(--anime-sky-pale);
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 800;
  color: var(--anime-dark);
  box-shadow: 2px 2px 0px var(--anime-dark);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.anime-quest-badge::before {
  content: "✦";
  color: var(--anime-star);
}

.anime-quest-badge::after {
  content: "✦";
  color: var(--anime-star);
}

.anime-tag-gold {
  background-color: var(--anime-star-pale);
  color: #92400e;
  border-color: #f59e0b;
}

/* ====================================================================
   动漫风高能按钮 (Anime Cel-shaded Buttons)
   ==================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  border: 2px solid var(--anime-border-bold);
  text-align: center;
  font-size: 15px;
  letter-spacing: 0.03em;
  position: relative;
  overflow: hidden;
  transition: all 0.15s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: var(--comic-shadow-md);
  text-decoration: none;
}

/* 按钮微光扫光效果 */
.btn::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -60%;
  width: 40%;
  height: 200%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.45), transparent);
  transform: rotate(25deg);
  transition: left 0.5s ease;
}

.btn:hover::after {
  left: 120%;
}

.btn-primary {
  background: linear-gradient(135deg, #0284c7 0%, #38bdf8 100%);
  color: #ffffff;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0369a1 0%, #0284c7 100%);
  color: #ffffff;
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px #0f172a;
}

.btn-primary:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px #0f172a;
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--anime-dark);
}

.btn-secondary:hover {
  background-color: var(--anime-sky-pale);
  color: var(--anime-sky);
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px #0f172a;
}

.btn-secondary:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px #0f172a;
}

.btn-large {
  padding: 14px 34px;
  font-size: 16px;
  border-radius: var(--radius-md);
}

.btn-block {
  width: 100%;
}

/* ====================================================================
   头部导航 (Anime Header)
   ==================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--anime-border-bold);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.08);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 900;
  color: var(--anime-dark);
  letter-spacing: -0.01em;
}

.logo-symbol {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #0284c7, #38bdf8);
  color: #ffffff;
  border-radius: 10px;
  border: 2px solid var(--anime-border-bold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 900;
  box-shadow: 2px 2px 0px var(--anime-border-bold);
  transform: rotate(-3deg);
  transition: transform 0.2s ease;
}

.site-logo:hover .logo-symbol {
  transform: rotate(6deg) scale(1.08);
}

.site-nav {
  display: flex;
  align-items: center;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 15px;
  font-weight: 700;
  color: var(--anime-slate);
  position: relative;
  padding: 4px 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background-color: var(--anime-sky);
  border-radius: 2px;
  transition: width 0.2s ease;
}

.nav-link:hover {
  color: var(--anime-sky);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-right-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-cta {
  background: linear-gradient(135deg, #0284c7, #38bdf8);
  color: #ffffff;
  font-size: 14px;
  font-weight: 800;
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--anime-border-bold);
  box-shadow: 2px 2px 0px var(--anime-border-bold);
  transition: all 0.15s ease;
}

.nav-cta:hover {
  background: #0369a1;
  color: #ffffff;
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--anime-border-bold);
}

.menu-toggle {
  display: none;
  background: #ffffff;
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  color: var(--anime-dark);
  box-shadow: 2px 2px 0px var(--anime-border-bold);
}

/* ====================================================================
   Hero 模块 (Anime Hero · 蔚蓝星海启航)
   ==================================================================== */
.hero-section {
  padding: 76px 0 60px;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.hero-wrap {
  max-width: 860px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero-title {
  font-size: 44px;
  font-weight: 900;
  line-height: 1.25;
  color: var(--anime-dark);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
  text-shadow: 1px 1px 0px #ffffff, 2px 2px 0px rgba(56, 189, 248, 0.4);
}

.hero-subtitle {
  font-size: 19px;
  line-height: 1.68;
  color: var(--anime-slate);
  margin-bottom: 34px;
  font-weight: 500;
}

.hero-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.hero-feature-tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 24px;
  border-top: 2px dashed #bae6fd;
  font-size: 14px;
  color: var(--anime-slate);
}

.hero-feature-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #ffffff;
  border: 1.5px solid var(--anime-border-bold);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  box-shadow: 2px 2px 0px var(--anime-border-bold);
}

.hero-feature-tag svg {
  color: var(--anime-sky);
}

/* 动漫天际星芒/飞艇/星轨装饰 SVG 容器 */
.hero-portal-wrap {
  margin: 42px auto 0;
  max-width: 680px;
  display: flex;
  justify-content: center;
}

/* ====================================================================
   通用模块规范 (Section Structure)
   ==================================================================== */
.section-padding {
  padding: 84px 0;
  position: relative;
}

.section-padding-alt {
  padding: 84px 0;
  background-color: rgba(255, 255, 255, 0.75);
  border-top: 2px solid var(--anime-border);
  border-bottom: 2px solid var(--anime-border);
}

.section-head {
  text-align: center;
  max-width: 740px;
  margin: 0 auto 52px;
}

.section-stage-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 900;
  color: var(--anime-sky);
  background-color: var(--anime-sky-pale);
  border: 1.5px solid var(--anime-border-bold);
  border-radius: var(--radius-pill);
  padding: 4px 14px;
  margin-bottom: 12px;
  box-shadow: 2px 2px 0px var(--anime-border-bold);
}

.section-title {
  font-size: 32px;
  font-weight: 900;
  color: var(--anime-dark);
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 16px;
  color: var(--anime-muted);
  line-height: 1.65;
}

/* ====================================================================
   1. 核心加速特性 (Features Grid · 4 张卡片)
   ==================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}

.feature-card {
  background-color: var(--anime-surface);
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-md);
  padding: 30px 24px;
  box-shadow: var(--comic-shadow-md);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0px var(--anime-border-bold);
}

.feature-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, #e0f2fe, #bae6fd);
  color: var(--anime-sky);
  border: 2px solid var(--anime-border-bold);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 2px 2px 0px var(--anime-border-bold);
}

.feature-title {
  font-size: 19px;
  font-weight: 800;
  color: var(--anime-dark);
  margin-bottom: 12px;
}

.feature-text {
  font-size: 14px;
  color: var(--anime-slate);
  line-height: 1.65;
}

/* ====================================================================
   2. 使用场景卡 (Scenarios · 3 张动漫冒险班级卡)
   ==================================================================== */
.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.scenario-card {
  background-color: var(--anime-surface);
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--comic-shadow-md);
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.scenario-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0px var(--anime-border-bold);
}

.scenario-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.scenario-target-badge {
  font-size: 12px;
  font-weight: 900;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background-color: var(--anime-star-pale);
  color: #b45309;
  border: 1.5px solid var(--anime-border-bold);
  box-shadow: 1px 1px 0px var(--anime-border-bold);
}

.scenario-title {
  font-size: 21px;
  font-weight: 900;
  color: var(--anime-dark);
}

.scenario-devices-line {
  font-size: 13px;
  font-weight: 800;
  color: var(--anime-sky);
  background-color: #f0f9ff;
  border-left: 4px solid var(--anime-sky);
  padding: 8px 14px;
  margin-bottom: 18px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  border: 1px solid #bae6fd;
  border-left-width: 4px;
}

.scenario-desc {
  font-size: 14px;
  color: var(--anime-slate);
  line-height: 1.7;
  margin-bottom: 20px;
}

.scenario-points {
  margin-top: auto;
  padding-top: 16px;
  border-top: 2px dashed #e2e8f0;
  font-size: 13px;
  color: var(--anime-slate);
}

.scenario-points li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
  font-weight: 600;
}

.scenario-points li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--anime-star);
  font-weight: 900;
}

/* ====================================================================
   3. 流媒体与 AI 支持矩阵 (Matrix)
   ==================================================================== */
.matrix-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.matrix-card {
  background-color: var(--anime-surface);
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-lg);
  padding: 34px;
  box-shadow: var(--comic-shadow-md);
}

.matrix-title {
  font-size: 21px;
  font-weight: 900;
  color: var(--anime-dark);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.matrix-desc {
  font-size: 14px;
  color: var(--anime-slate);
  line-height: 1.68;
  margin-bottom: 24px;
}

.platform-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.chip {
  padding: 8px 18px;
  background-color: #ffffff;
  border: 1.5px solid var(--anime-border-bold);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 800;
  color: var(--anime-dark);
  box-shadow: 2px 2px 0px var(--anime-border-bold);
  transition: transform 0.15s ease;
}

.chip:hover {
  transform: translateY(-2px);
  background-color: var(--anime-sky-pale);
}

/* ====================================================================
   4. 专线架构优势对比 (Benefits)
   ==================================================================== */
.benefits-box {
  background-color: var(--anime-surface);
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--comic-shadow-md);
}

.benefits-table-wrap {
  overflow-x: auto;
}

.benefits-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  text-align: left;
}

.benefits-table th, .benefits-table td {
  padding: 18px 22px;
  border-bottom: 1.5px solid #e2e8f0;
  font-size: 14px;
}

.benefits-table th {
  background-color: var(--anime-sky-pale);
  color: var(--anime-dark);
  font-weight: 800;
  border-bottom: 2px solid var(--anime-border-bold);
}

.benefits-table th:first-child {
  border-top-left-radius: var(--radius-sm);
}

.benefits-table th:last-child {
  border-top-right-radius: var(--radius-sm);
}

.highlight-row {
  background-color: #f0f9ff;
  font-weight: 700;
  color: var(--anime-sky);
}

/* ====================================================================
   5. 定价方案 (Pricing · SSR 级别动漫卡片)
   ==================================================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  align-items: stretch;
}

.pricing-card {
  background-color: var(--anime-surface);
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-lg);
  padding: 38px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--comic-shadow-md);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.pricing-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0px var(--anime-border-bold);
}

.pricing-card.featured {
  border: 3px solid var(--anime-sky);
  background: linear-gradient(180deg, #ffffff 0%, #f0f9ff 100%);
  box-shadow: 6px 6px 0px var(--anime-sky);
}

.pricing-tag {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #f59e0b, #fbbf24);
  color: #0f172a;
  font-size: 13px;
  font-weight: 900;
  padding: 5px 20px;
  border-radius: var(--radius-pill);
  border: 2px solid var(--anime-border-bold);
  box-shadow: 2px 2px 0px var(--anime-border-bold);
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.pricing-tier {
  font-size: 22px;
  font-weight: 900;
  color: var(--anime-dark);
  margin-bottom: 6px;
}

.pricing-for {
  font-size: 13px;
  color: var(--anime-muted);
  margin-bottom: 22px;
  font-weight: 600;
}

.pricing-cost {
  margin-bottom: 24px;
  padding-bottom: 22px;
  border-bottom: 2px dashed #cbd5e1;
}

.pricing-num {
  font-size: 42px;
  font-weight: 900;
  color: var(--anime-dark);
  letter-spacing: -0.02em;
}

.pricing-unit {
  font-size: 14px;
  color: var(--anime-muted);
  font-weight: 700;
}

.pricing-features {
  margin-bottom: 32px;
  flex-grow: 1;
}

.pricing-features li {
  font-size: 14px;
  color: var(--anime-slate);
  margin-bottom: 12px;
  position: relative;
  padding-left: 22px;
  font-weight: 600;
}

.pricing-features li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--anime-sky);
  font-weight: 900;
}

/* ====================================================================
   6. 常见问题手风琴 (FAQ · 动漫对话气泡)
   ==================================================================== */
.faq-list {
  max-width: 840px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--anime-surface);
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  box-shadow: var(--comic-shadow-sm);
  transition: all 0.2s ease;
}

.faq-item:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--anime-border-bold);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 800;
  color: var(--anime-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.faq-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  transition: transform 0.2s ease;
  color: var(--anime-sky);
}

.faq-item.active {
  border-color: var(--anime-sky);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--anime-star);
}

.faq-answer {
  padding: 0 24px 22px;
  font-size: 14px;
  color: var(--anime-slate);
  line-height: 1.75;
  border-top: 1px dashed #e2e8f0;
  margin-top: -4px;
  padding-top: 16px;
}

/* ====================================================================
   7. Final CTA (动漫航海结篇 · 启程呼召)
   ==================================================================== */
.final-cta-section {
  padding: 88px 0;
  background: linear-gradient(135deg, #075985 0%, #0369a1 50%, #0f172a 100%);
  color: #ffffff;
  text-align: center;
  position: relative;
  border-top: 3px solid var(--anime-border-bold);
}

.final-cta-wrap {
  max-width: 760px;
  margin: 0 auto;
}

.final-cta-title {
  font-size: 38px;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 18px;
  text-shadow: 2px 2px 0px #0f172a;
}

.final-cta-desc {
  font-size: 18px;
  color: #e0f2fe;
  margin-bottom: 36px;
  line-height: 1.7;
}

/* ====================================================================
   页脚 Footer (Anime Footer)
   ==================================================================== */
.site-footer {
  background-color: #ffffff;
  border-top: 2px solid var(--anime-border-bold);
  padding: 60px 0 32px;
  color: var(--anime-muted);
  font-size: 14px;
  margin-top: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 44px;
}

.footer-brand-title {
  font-size: 20px;
  font-weight: 900;
  color: var(--anime-dark);
  margin-bottom: 12px;
}

.footer-brand-desc {
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 16px;
  max-width: 460px;
  color: var(--anime-slate);
}

.footer-disclosure {
  font-size: 12px;
  color: #94a3b8;
  font-weight: 600;
}

.footer-nav-col h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--anime-dark);
  margin-bottom: 18px;
}

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

.footer-nav-list a {
  color: var(--anime-slate);
  font-weight: 600;
}

.footer-nav-list a:hover {
  color: var(--anime-sky);
}

.footer-bottom {
  padding-top: 26px;
  border-top: 2px dashed #e2e8f0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 13px;
  font-weight: 600;
}

/* ====================================================================
   移动端吸底 CTA 栏 (Anime Mobile Sticky)
   ==================================================================== */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
  border-top: 2px solid var(--anime-border-bold);
  padding: 10px 16px;
  z-index: 999;
}

.mobile-sticky-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.mobile-sticky-info {
  display: flex;
  flex-direction: column;
}

.mobile-sticky-title {
  font-size: 14px;
  font-weight: 900;
  color: var(--anime-dark);
}

.mobile-sticky-sub {
  font-size: 12px;
  color: var(--anime-sky);
  font-weight: 700;
}

.mobile-sticky-btn {
  background: linear-gradient(135deg, #0284c7, #38bdf8);
  color: #ffffff;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--anime-border-bold);
  box-shadow: 2px 2px 0px var(--anime-border-bold);
  font-size: 14px;
  font-weight: 900;
  white-space: nowrap;
}

/* ====================================================================
   文章与法律页面通用样式 (Manga Article Layout)
   ==================================================================== */
.article-page-wrap {
  padding: 52px 0 76px;
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--anime-muted);
  margin-bottom: 24px;
  font-weight: 700;
}

.breadcrumb-nav a {
  color: var(--anime-sky);
}

.article-content-container, .legal-content-wrap {
  background-color: var(--anime-surface);
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-lg);
  padding: 52px;
  max-width: 880px;
  margin: 0 auto;
  box-shadow: var(--comic-shadow-md);
}

.article-header {
  margin-bottom: 34px;
  padding-bottom: 26px;
  border-bottom: 2px dashed #cbd5e1;
}

.article-main-title, .legal-title {
  font-size: 32px;
  font-weight: 900;
  color: var(--anime-dark);
  line-height: 1.35;
  margin-bottom: 16px;
}

.article-meta-line, .legal-updated {
  font-size: 13px;
  color: var(--anime-muted);
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  font-weight: 700;
}

.article-lead-box {
  background-color: var(--anime-sky-pale);
  border: 2px solid var(--anime-border-bold);
  border-left: 6px solid var(--anime-sky);
  padding: 20px 24px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  line-height: 1.8;
  color: var(--anime-dark);
  margin-bottom: 38px;
  box-shadow: 2px 2px 0px var(--anime-border-bold);
  font-weight: 600;
}

.article-body h2, .legal-content-wrap h2 {
  font-size: 23px;
  font-weight: 900;
  color: var(--anime-dark);
  margin: 40px 0 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid #e2e8f0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.article-body h2::before, .legal-content-wrap h2::before {
  content: "✦";
  color: var(--anime-sky);
  font-size: 18px;
}

.article-body h3, .legal-content-wrap h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--anime-dark);
  margin: 26px 0 14px;
}

.article-body p, .legal-content-wrap p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--anime-slate);
  margin-bottom: 20px;
}

.article-body ul, .legal-content-wrap ul {
  list-style: none;
  padding-left: 0;
  margin-bottom: 24px;
}

.article-body li, .legal-content-wrap li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--anime-slate);
  margin-bottom: 10px;
}

.article-body li::before, .legal-content-wrap li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--anime-star);
  font-weight: 900;
}

.article-faq-box {
  background-color: #f8fafc;
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-md);
  padding: 28px;
  margin: 32px 0;
  box-shadow: 2px 2px 0px var(--anime-border-bold);
}

.article-end-cta {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #ffffff;
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-md);
  padding: 36px;
  text-align: center;
  margin: 44px 0 36px;
  box-shadow: var(--comic-shadow-md);
}

.article-end-cta-title {
  font-size: 24px;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 12px;
}

.article-end-cta-desc {
  font-size: 15px;
  color: #e0f2fe;
  margin-bottom: 22px;
}

.article-end-cta .btn {
  background-color: #ffffff;
  color: var(--anime-dark);
  font-weight: 900;
}

.article-end-cta .btn:hover {
  background-color: var(--anime-star-pale);
  color: #b45309;
}

.related-articles-box {
  background-color: #f0f9ff;
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-md);
  padding: 28px;
  margin-top: 40px;
  box-shadow: var(--comic-shadow-sm);
}

.related-title {
  font-size: 17px;
  font-weight: 900;
  color: var(--anime-dark);
  margin-bottom: 16px;
}

.related-list li {
  list-style: none;
  padding-left: 20px;
  margin-bottom: 12px;
}

.related-list li::before {
  content: "→";
  color: var(--anime-sky);
}

.related-list a {
  font-size: 14px;
  font-weight: 700;
}

/* ====================================================================
   指南索引页卡片 (Guides Grid)
   ==================================================================== */
.guides-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
  margin-top: 36px;
}

.guide-item-card {
  background-color: var(--anime-surface);
  border: 2px solid var(--anime-border-bold);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--comic-shadow-sm);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.guide-item-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px var(--anime-border-bold);
  border-color: var(--anime-sky);
}

.guide-item-tag {
  font-size: 12px;
  font-weight: 800;
  color: var(--anime-sky);
  margin-bottom: 10px;
  background-color: var(--anime-sky-pale);
  align-self: flex-start;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--anime-border-bold);
}

.guide-item-title {
  font-size: 19px;
  font-weight: 800;
  color: var(--anime-dark);
  margin-bottom: 12px;
}

.guide-item-desc {
  font-size: 14px;
  color: var(--anime-slate);
  line-height: 1.65;
  margin-bottom: 18px;
  flex-grow: 1;
}

.guide-item-link {
  font-size: 14px;
  font-weight: 800;
  color: var(--anime-sky);
}

/* ====================================================================
   网站地图 (Sitemap Groups)
   ==================================================================== */
.sitemap-group {
  margin-bottom: 36px;
}

.sitemap-group h2 {
  font-size: 20px;
  font-weight: 900;
  color: var(--anime-dark);
  margin-bottom: 16px;
  border-bottom: 2px solid var(--anime-border-bold);
  padding-bottom: 8px;
}

.sitemap-list {
  padding-left: 0;
}

.sitemap-list li {
  margin-bottom: 12px;
  font-size: 14px;
  position: relative;
  padding-left: 20px;
  font-weight: 600;
}

.sitemap-list li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--anime-sky);
}

/* ====================================================================
   响应式断点 (Mobile-First & Responsive Breakpoints)
   ==================================================================== */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-grid {
    grid-template-columns: repeat(1, 1fr);
    max-width: 500px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 62px;
  }

  body {
    padding-bottom: 66px; /* 吸底 CTA 间距 */
  }

  .mobile-sticky-bar {
    display: block;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background-color: #ffffff;
    border-bottom: 2px solid var(--anime-border-bold);
    padding: 22px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  }

  .site-nav.active {
    display: block;
  }

  .nav-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }

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

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

  .section-title {
    font-size: 25px;
  }

  .scenarios-grid, .matrix-grid, .guides-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .article-content-container, .legal-content-wrap {
    padding: 26px 20px;
  }

  .article-main-title, .legal-title {
    font-size: 24px;
  }
}

/* 减少动画模式支持 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}