/* ==========================================================================
   扬帆云 (yfyun.club) - 动漫/二次元沉浸式样式表 (Anime & ACG Style)
   规范：短横线小写命名 (kebab-case) / 纯系统字体栈 / 快速加载 / 无外部依赖
   ========================================================================== */

:root {
  /* 二次元/动漫调色盘 */
  --anime-sky: #38bdf8;
  --anime-blue: #2563eb;
  --anime-deep-blue: #1d4ed8;
  --anime-pink: #f43f5e;
  --anime-soft-pink: #ffe4e6;
  --anime-yellow: #f59e0b;
  --anime-star: #fbbf24;
  --anime-purple: #8b5cf6;
  --anime-dark: #0f172a;
  --anime-comic-border: #1e293b;
  --anime-card-bg: #ffffff;
  --anime-bg-gradient: #f0f7ff;
  --font-system: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --max-width: 1140px;
  --header-height: 68px;

  /* 动漫质感阴影 */
  --shadow-comic: 4px 4px 0px var(--anime-comic-border);
  --shadow-comic-sm: 2px 2px 0px var(--anime-comic-border);
  --shadow-comic-lg: 6px 6px 0px var(--anime-comic-border);
  --shadow-comic-hover: 6px 6px 0px #2563eb;
}

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

/* 全站自定义动漫光标：科技魔法星芒光标 */
html {
  font-family: var(--font-system);
  color: var(--anime-dark);
  background-color: var(--anime-bg-gradient);
  line-height: 1.65;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'%3E%3Cpath d='M3 2l5 15 3-5 5-3L3 2z' fill='%232563eb' stroke='%23ffffff' stroke-width='2' stroke-linejoin='round'/%3E%3Ccircle cx='17' cy='7' r='2' fill='%23f59e0b' stroke='%23ffffff' stroke-width='1'/%3E%3C/svg%3E"), auto;
}

/* 链接与按钮上的动漫交互光标（魔法星棒） */
a, button, [role="button"], .faq-question {
  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='M8 2l2 4 4 2-4 2-2 4-2-4-4-2 4-2 2-4z' fill='%23f43f5e' stroke='%23ffffff' stroke-width='1.5'/%3E%3Cline x1='12' y1='12' x2='24' y2='24' stroke='%232563eb' stroke-width='3.5' stroke-linecap='round'/%3E%3C/svg%3E") 6 6, pointer;
}

/* 动漫波点/网点背景 (Screen-tone dot grid) */
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: #f8faff;
  background-image: 
    radial-gradient(#dbeafe 1.5px, transparent 1.5px),
    radial-gradient(#e0e7ff 1px, #f8faff 1px);
  background-size: 24px 24px;
  background-position: 0 0, 12px 12px;
}

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

a:hover {
  color: var(--anime-pink);
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--anime-sky);
  outline-offset: 3px;
}

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

/* 布局容器 */
.site-container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* ==========================================================================
   动漫风 Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 2.5px solid var(--anime-comic-border);
  box-shadow: 0 4px 0 rgba(15, 23, 42, 0.04);
  height: var(--header-height);
}

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

.site-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.site-logo:hover {
  transform: scale(1.04) rotate(-1deg);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 700;
  color: #334155;
  padding: 6px 14px;
  border-radius: 20px;
  transition: all 0.2s ease;
  position: relative;
}

.nav-link:hover {
  color: var(--anime-blue);
  background-color: #eff6ff;
  transform: translateY(-2px);
}

.nav-link.active {
  color: #ffffff;
  background-color: var(--anime-blue);
  box-shadow: var(--shadow-comic-sm);
}

/* 动漫手游/扭蛋风格按钮 (Gacha / Anime UI CTA) */
.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 22px;
  background: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
  color: #ffffff !important;
  font-size: 0.92rem;
  font-weight: 800;
  border-radius: 24px;
  border: 2px solid var(--anime-comic-border);
  box-shadow: 3px 3px 0 var(--anime-comic-border);
  transition: all 0.15s cubic-bezier(0.34, 1.56, 0.64, 1);
  min-height: 44px;
  letter-spacing: 0.5px;
}

.nav-cta:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--anime-comic-border);
  background: linear-gradient(135deg, #fb7185 0%, #f43f5e 100%);
}

.nav-cta:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--anime-comic-border);
}

.menu-toggle {
  display: none;
  background: none;
  border: 2px solid var(--anime-comic-border);
  border-radius: 8px;
  cursor: pointer;
  padding: 8px;
  color: var(--anime-dark);
  box-shadow: var(--shadow-comic-sm);
  min-width: 44px;
  min-height: 44px;
}

/* ==========================================================================
   动漫风通用按钮
   ========================================================================== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 32px;
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #ffffff !important;
  font-size: 1.05rem;
  font-weight: 800;
  border-radius: 12px;
  border: 2.5px solid var(--anime-comic-border);
  box-shadow: 4px 4px 0 var(--anime-comic-border);
  text-align: center;
  min-height: 48px;
  transition: all 0.15s cubic-bezier(0.34, 1.56, 0.64, 1);
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  transform: skewX(-25deg);
  transition: left 0.6s ease;
}

.btn-primary:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0 var(--anime-comic-border);
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.btn-primary:hover::after {
  left: 150%;
}

.btn-primary:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--anime-comic-border);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 32px;
  background: #ffffff;
  color: var(--anime-dark) !important;
  font-size: 1.05rem;
  font-weight: 800;
  border-radius: 12px;
  border: 2.5px solid var(--anime-comic-border);
  box-shadow: 4px 4px 0 var(--anime-comic-border);
  text-align: center;
  min-height: 48px;
  transition: all 0.15s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.btn-secondary:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0 var(--anime-comic-border);
  background: #f8fafc;
}

.btn-secondary:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--anime-comic-border);
}

/* ==========================================================================
   Hero 主视觉 (Anime Pop Style)
   ========================================================================== */
.hero-section {
  padding: 64px 0 54px;
  text-align: center;
  background: #ffffff;
  border-bottom: 2.5px solid var(--anime-comic-border);
  position: relative;
  overflow: hidden;
}

/* 动漫背景氛围装饰 */
.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(56, 189, 248, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(244, 63, 94, 0.1) 0%, transparent 40%);
  pointer-events: none;
}

.hero-anime-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background-color: var(--anime-soft-pink);
  border: 2px solid var(--anime-comic-border);
  border-radius: 20px;
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--anime-pink);
  box-shadow: var(--shadow-comic-sm);
  margin-bottom: 20px;
  transform: rotate(-1deg);
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 900;
  line-height: 1.25;
  color: var(--anime-dark);
  max-width: 820px;
  margin: 0 auto 18px;
  letter-spacing: -0.02em;
  text-shadow: 2px 2px 0px rgba(56, 189, 248, 0.25);
  position: relative;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: #475569;
  max-width: 660px;
  margin: 0 auto 34px;
  line-height: 1.7;
  font-weight: 500;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 38px;
}

/* 动漫风格的客户端支持条 */
.hero-trust-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

.hero-trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: #ffffff;
  padding: 6px 14px;
  border-radius: 8px;
  border: 2px solid var(--anime-comic-border);
  box-shadow: 2px 2px 0 var(--anime-comic-border);
  font-size: 0.86rem;
  font-weight: 700;
  color: #334155;
  transition: transform 0.15s ease;
}

.hero-trust-badge:hover {
  transform: translateY(-2px);
}

.hero-trust-badge svg {
  width: 16px;
  height: 16px;
  fill: var(--anime-blue);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 820px;
  margin: 0 auto;
  padding-top: 32px;
  border-top: 2px dashed var(--anime-comic-border);
}

.metric-item {
  background: #f8fafc;
  border: 2px solid var(--anime-comic-border);
  border-radius: 12px;
  padding: 16px;
  box-shadow: var(--shadow-comic-sm);
  transition: transform 0.2s ease;
}

.metric-item:hover {
  transform: translateY(-3px);
}

.metric-value {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--anime-blue);
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.metric-label {
  font-size: 0.88rem;
  font-weight: 700;
  color: #64748b;
}

/* ==========================================================================
   内容区块 (Manga Panel Layout)
   ========================================================================== */
.content-section {
  padding: 68px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 50px;
}

.section-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--anime-blue);
  background-color: #eff6ff;
  border: 2px solid var(--anime-comic-border);
  padding: 4px 12px;
  border-radius: 20px;
  box-shadow: 2px 2px 0 var(--anime-comic-border);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.1rem;
  font-weight: 900;
  color: var(--anime-dark);
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 1.05rem;
  color: #64748b;
  font-weight: 500;
}

/* ==========================================================================
   特性与优势卡片 (Features / Benefits)
   ========================================================================== */
.feature-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

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

.feature-card {
  background-color: var(--anime-card-bg);
  border: 2.5px solid var(--anime-comic-border);
  border-radius: 14px;
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-comic);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.feature-card:hover {
  transform: translate(-3px, -4px);
  box-shadow: 7px 8px 0 var(--anime-blue);
}

.feature-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background-color: #eff6ff;
  border: 2px solid var(--anime-comic-border);
  color: var(--anime-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 2px 2px 0 var(--anime-comic-border);
}

.feature-icon-box svg {
  width: 26px;
  height: 26px;
  stroke: currentColor;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--anime-dark);
  margin-bottom: 12px;
}

.feature-text {
  font-size: 0.95rem;
  color: #475569;
  line-height: 1.65;
}

/* ==========================================================================
   流媒体与 AI 支持模块 (Anime Tech Panels)
   ========================================================================== */
.support-section {
  background-color: #ffffff;
  border-top: 2.5px solid var(--anime-comic-border);
  border-bottom: 2.5px solid var(--anime-comic-border);
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.support-card {
  border: 2.5px solid var(--anime-comic-border);
  border-radius: 14px;
  padding: 34px;
  background-color: #f8fafc;
  box-shadow: var(--shadow-comic);
  position: relative;
  transition: all 0.2s ease;
}

.support-card:hover {
  transform: translateY(-3px);
  box-shadow: 6px 6px 0 var(--anime-comic-border);
}

.support-badge {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 800;
  color: #ffffff;
  background-color: var(--anime-blue);
  padding: 4px 12px;
  border-radius: 20px;
  border: 2px solid var(--anime-comic-border);
  box-shadow: 2px 2px 0 var(--anime-comic-border);
  margin-bottom: 16px;
}

.support-title {
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--anime-dark);
}

.support-desc {
  font-size: 0.98rem;
  color: #475569;
  margin-bottom: 24px;
}

.support-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.support-tag {
  font-size: 0.88rem;
  padding: 6px 14px;
  background-color: #ffffff;
  border: 2px solid var(--anime-comic-border);
  border-radius: 8px;
  color: var(--anime-dark);
  font-weight: 700;
  box-shadow: 2px 2px 0 rgba(15, 23, 42, 0.1);
  transition: transform 0.15s ease;
}

.support-tag:hover {
  transform: scale(1.05);
  border-color: var(--anime-blue);
  color: var(--anime-blue);
}

/* ==========================================================================
   使用场景卡 (Manga Character / Scenario Cards)
   ========================================================================== */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.scenario-card {
  background-color: #ffffff;
  border: 2.5px solid var(--anime-comic-border);
  border-radius: 14px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-comic);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.scenario-card:hover {
  transform: translate(-3px, -4px);
  box-shadow: 7px 8px 0 var(--anime-purple);
}

.scenario-target {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--anime-purple);
  margin-bottom: 10px;
  letter-spacing: 0.5px;
}

.scenario-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 14px;
  color: var(--anime-dark);
}

.scenario-device {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: #475569;
  background-color: #f1f5f9;
  border: 1.5px solid var(--anime-comic-border);
  padding: 8px 12px;
  border-radius: 8px;
  margin-bottom: 18px;
}

.scenario-desc {
  font-size: 0.95rem;
  color: #475569;
  line-height: 1.65;
}

/* ==========================================================================
   定价卡 (Gacha / Tier Cards)
   ========================================================================== */
.pricing-section {
  background-color: #ffffff;
  border-top: 2.5px solid var(--anime-comic-border);
  border-bottom: 2.5px solid var(--anime-comic-border);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  align-items: stretch;
}

.pricing-card {
  background-color: #ffffff;
  border: 2.5px solid var(--anime-comic-border);
  border-radius: 16px;
  padding: 40px 28px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--shadow-comic);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: 6px 8px 0 var(--anime-comic-border);
}

/* 进阶版 (SSR 推荐卡) */
.pricing-card.featured {
  border: 3px solid var(--anime-blue);
  background: linear-gradient(180deg, #eff6ff 0%, #ffffff 30%);
  box-shadow: 6px 6px 0 var(--anime-blue);
  transform: translateY(-6px);
}

.pricing-card.featured:hover {
  transform: translateY(-10px);
  box-shadow: 8px 12px 0 var(--anime-blue);
}

.pricing-featured-tag {
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 900;
  padding: 6px 18px;
  border-radius: 20px;
  border: 2px solid var(--anime-comic-border);
  box-shadow: 2px 2px 0 var(--anime-comic-border);
  white-space: nowrap;
  letter-spacing: 0.5px;
}

.pricing-audience {
  font-size: 0.88rem;
  font-weight: 700;
  color: #64748b;
  margin-bottom: 8px;
}

.pricing-plan-name {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--anime-dark);
  margin-bottom: 12px;
}

.pricing-price-box {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 2px dashed #cbd5e1;
}

.pricing-price {
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--anime-dark);
  letter-spacing: -0.02em;
}

.pricing-period {
  font-size: 0.95rem;
  font-weight: 700;
  color: #64748b;
}

.pricing-features-list {
  list-style: none;
  margin-bottom: 32px;
  flex-grow: 1;
}

.pricing-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--anime-dark);
  margin-bottom: 14px;
  line-height: 1.5;
}

.pricing-feature-item svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: var(--anime-blue);
  stroke-width: 3;
  flex-shrink: 0;
  margin-top: 2px;
}

.pricing-cta {
  width: 100%;
}

/* ==========================================================================
   常见问题 FAQ (Comic Speech Balloon)
   ========================================================================== */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 2.5px solid var(--anime-comic-border);
  border-radius: 12px;
  background-color: #ffffff;
  margin-bottom: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-comic-sm);
  transition: all 0.2s ease;
}

.faq-item:hover {
  transform: translateY(-2px);
  box-shadow: 4px 4px 0 var(--anime-comic-border);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  text-align: left;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--anime-dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 44px;
}

.faq-icon {
  width: 22px;
  height: 22px;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  flex-shrink: 0;
}

.faq-item.active {
  border-color: var(--anime-blue);
  box-shadow: 4px 4px 0 var(--anime-blue);
}

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

.faq-answer {
  display: none;
  padding: 0 24px 22px;
  color: #475569;
  font-size: 0.98rem;
  line-height: 1.75;
  border-top: 1.5px dashed #e2e8f0;
  padding-top: 16px;
}

.faq-item.active .faq-answer {
  display: block;
}

/* ==========================================================================
   Final CTA 区块 (Starry Anime Night)
   ========================================================================== */
.final-cta-section {
  background: radial-gradient(circle at 50% 50%, #1e293b 0%, #0f172a 100%);
  color: #ffffff;
  padding: 80px 0;
  text-align: center;
  border-top: 3px solid var(--anime-comic-border);
  border-bottom: 3px solid var(--anime-comic-border);
  position: relative;
}

.final-cta-section::before {
  content: "✦ ✧ ✦ ✧ ✦";
  position: absolute;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 1rem;
  color: var(--anime-sky);
  letter-spacing: 12px;
  opacity: 0.7;
}

.final-cta-title {
  font-size: 2.4rem;
  font-weight: 900;
  margin-bottom: 18px;
  color: #ffffff;
  text-shadow: 0 2px 10px rgba(56, 189, 248, 0.4);
}

.final-cta-subtitle {
  font-size: 1.1rem;
  color: #cbd5e1;
  max-width: 600px;
  margin: 0 auto 36px;
  line-height: 1.6;
}

.final-cta-btn {
  display: inline-flex;
  padding: 14px 40px;
  font-size: 1.15rem;
  background: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
  color: #ffffff !important;
  font-weight: 800;
  border-radius: 12px;
  border: 2.5px solid #ffffff;
  box-shadow: 4px 4px 0 #38bdf8;
  transition: all 0.15s cubic-bezier(0.34, 1.56, 0.64, 1);
  min-height: 48px;
}

.final-cta-btn:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0 #38bdf8;
  background: linear-gradient(135deg, #fb7185 0%, #f43f5e 100%);
}

.final-cta-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 #38bdf8;
}

/* ==========================================================================
   页脚 (Clean Anime Comic Footer)
   ========================================================================== */
.site-footer {
  background-color: #ffffff;
  border-top: 2.5px solid var(--anime-comic-border);
  padding: 50px 0 30px;
  margin-top: auto;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 36px;
}

.footer-brand-desc {
  font-size: 0.92rem;
  color: #64748b;
  line-height: 1.6;
  max-width: 360px;
  margin-top: 12px;
}

.footer-col-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--anime-dark);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.footer-links {
  list-style: none;
}

.footer-link-item {
  margin-bottom: 10px;
}

.footer-link-item a {
  font-size: 0.92rem;
  font-weight: 600;
  color: #64748b;
  display: inline-block;
  min-height: 24px;
}

.footer-link-item a:hover {
  color: var(--anime-blue);
  transform: translateX(3px);
}

.footer-bottom {
  border-top: 2px dashed #e2e8f0;
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.88rem;
  color: #64748b;
  text-align: center;
}

.footer-affiliate-note {
  font-weight: 800;
  color: var(--anime-dark);
}

/* ==========================================================================
   移动端吸底 CTA 栏 (Anime Mobile Dock)
   ========================================================================== */
.mobile-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  border-top: 2.5px solid var(--anime-comic-border);
  padding: 10px 16px;
  z-index: 999;
  box-shadow: 0 -4px 12px rgba(15, 23, 42, 0.08);
  transform: translateY(100%);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.mobile-bottom-bar.visible {
  transform: translateY(0);
}

.mobile-bottom-bar.hide-on-footer {
  transform: translateY(100%);
}

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

.mobile-bottom-text {
  font-size: 0.85rem;
  color: #64748b;
  line-height: 1.3;
}

.mobile-bottom-text strong {
  color: var(--anime-dark);
  display: block;
  font-size: 0.95rem;
  font-weight: 800;
}

.mobile-bottom-btn {
  padding: 10px 22px;
  font-size: 0.95rem;
  font-weight: 800;
  background: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
  color: #ffffff !important;
  border-radius: 10px;
  border: 2px solid var(--anime-comic-border);
  box-shadow: 3px 3px 0 var(--anime-comic-border);
  white-space: nowrap;
  flex-shrink: 0;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ==========================================================================
   文章与指南内容页 (Anime Prose Layout)
   ========================================================================== */
.page-header {
  padding: 48px 0 32px;
  background-color: #ffffff;
  border-bottom: 2.5px solid var(--anime-comic-border);
}

.breadcrumbs {
  font-size: 0.9rem;
  font-weight: 600;
  color: #64748b;
  margin-bottom: 16px;
}

.breadcrumbs a {
  color: var(--anime-blue);
}

.breadcrumbs a:hover {
  color: var(--anime-pink);
}

.breadcrumbs span {
  margin: 0 8px;
  color: #94a3b8;
}

.page-title {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--anime-dark);
  line-height: 1.3;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #64748b;
}

.prose-container {
  max-width: 840px;
  margin: 48px auto;
  padding: 0 20px;
}

.article-content {
  font-size: 1.05rem;
  line-height: 1.85;
  color: #334155;
  background: #ffffff;
  border: 2.5px solid var(--anime-comic-border);
  border-radius: 16px;
  padding: 40px;
  box-shadow: var(--shadow-comic);
}

.article-content h2 {
  font-size: 1.55rem;
  font-weight: 900;
  color: var(--anime-dark);
  margin-top: 42px;
  margin-bottom: 18px;
  padding-bottom: 8px;
  border-bottom: 2.5px solid var(--anime-comic-border);
  position: relative;
}

.article-content h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--anime-dark);
  margin-top: 30px;
  margin-bottom: 12px;
}

.article-content p {
  margin-bottom: 22px;
}

.article-content ul,
.article-content ol {
  margin-bottom: 24px;
  padding-left: 26px;
}

.article-content li {
  margin-bottom: 10px;
}

.article-content table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 28px 0;
  font-size: 0.95rem;
  border: 2px solid var(--anime-comic-border);
  border-radius: 10px;
  overflow: hidden;
}

.article-content th,
.article-content td {
  border-bottom: 1px solid var(--anime-comic-border);
  border-right: 1px solid var(--anime-comic-border);
  padding: 12px 16px;
  text-align: left;
}

.article-content th:last-child,
.article-content td:last-child {
  border-right: none;
}

.article-content tr:last-child td {
  border-bottom: none;
}

.article-content th {
  background-color: #f1f5f9;
  font-weight: 800;
  color: var(--anime-dark);
}

.article-content td {
  background-color: #ffffff;
}

.article-content blockquote {
  border-left: 5px solid var(--anime-pink);
  background-color: var(--anime-soft-pink);
  border-radius: 0 10px 10px 0;
  padding: 18px 22px;
  margin: 26px 0;
  color: var(--anime-dark);
  font-size: 0.98rem;
  font-weight: 500;
}

.article-content code {
  background-color: #f1f5f9;
  border: 1px solid #cbd5e1;
  color: #0f172a;
  padding: 2px 7px;
  border-radius: 6px;
  font-size: 0.9em;
  font-family: SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.article-faq {
  margin-top: 42px;
  padding-top: 24px;
  border-top: 2px dashed #cbd5e1;
}

.article-cta-box {
  margin: 48px 0;
  padding: 36px 30px;
  background: linear-gradient(135deg, #eff6ff 0%, #fdf2f8 100%);
  border: 2.5px solid var(--anime-comic-border);
  border-radius: 14px;
  text-align: center;
  box-shadow: var(--shadow-comic-sm);
}

.article-cta-title {
  font-size: 1.45rem;
  font-weight: 900;
  color: var(--anime-dark);
  margin-bottom: 12px;
}

.article-cta-desc {
  font-size: 0.98rem;
  color: #475569;
  max-width: 560px;
  margin: 0 auto 24px;
}

.related-articles {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 2px dashed #cbd5e1;
}

.related-title {
  font-size: 1.3rem;
  font-weight: 900;
  margin-bottom: 18px;
  color: var(--anime-dark);
}

.related-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.related-card {
  padding: 18px;
  background-color: #f8fafc;
  border: 2px solid var(--anime-comic-border);
  border-radius: 10px;
  box-shadow: 2px 2px 0 var(--anime-comic-border);
  transition: all 0.2s ease;
}

.related-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 var(--anime-blue);
  border-color: var(--anime-blue);
}

.related-card a {
  font-weight: 700;
  color: var(--anime-dark);
  display: block;
}

.related-card a:hover {
  color: var(--anime-blue);
}

/* ==========================================================================
   指南中心卡片 (Guide Hub)
   ========================================================================== */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin: 40px 0;
}

.guide-item-card {
  background-color: #ffffff;
  border: 2.5px solid var(--anime-comic-border);
  border-radius: 14px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-comic);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.guide-item-card:hover {
  transform: translate(-3px, -4px);
  box-shadow: 6px 8px 0 var(--anime-blue);
}

.guide-thumb-box {
  width: 100%;
  height: 120px;
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  border: 2px solid var(--anime-comic-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--anime-blue);
}

.guide-thumb-box svg {
  width: 48px;
  height: 48px;
  transition: transform 0.2s ease;
}

.guide-item-card:hover .guide-thumb-box svg {
  transform: scale(1.1) rotate(-3deg);
}

.guide-item-category {
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--anime-blue);
  margin-bottom: 8px;
  letter-spacing: 0.5px;
}

.guide-item-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--anime-dark);
  margin-bottom: 10px;
  line-height: 1.45;
}

.guide-item-desc {
  font-size: 0.94rem;
  color: #64748b;
  line-height: 1.65;
  margin-bottom: 18px;
  flex-grow: 1;
}

.guide-item-meta {
  font-size: 0.85rem;
  font-weight: 600;
  color: #94a3b8;
  display: flex;
  justify-content: space-between;
  border-top: 1.5px dashed #e2e8f0;
  padding-top: 12px;
  margin-bottom: 14px;
}

.guide-read-link {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--anime-pink);
  display: inline-block;
  transition: transform 0.15s ease;
}

.guide-read-link:hover {
  transform: translateX(4px);
  color: #e11d48;
}

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

.sitemap-group-title {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--anime-dark);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--anime-comic-border);
}

.sitemap-links {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.sitemap-links a {
  display: block;
  padding: 14px 18px;
  background-color: #ffffff;
  border: 2px solid var(--anime-comic-border);
  border-radius: 10px;
  color: var(--anime-dark);
  font-size: 0.95rem;
  font-weight: 700;
  box-shadow: 2px 2px 0 var(--anime-comic-border);
  min-height: 48px;
  display: flex;
  align-items: center;
  transition: all 0.15s ease;
}

.sitemap-links a:hover {
  border-color: var(--anime-blue);
  box-shadow: 4px 4px 0 var(--anime-blue);
  color: var(--anime-blue);
  transform: translate(-2px, -2px);
}

/* ==========================================================================
   响应式调整
   ========================================================================== */
@media (max-width: 992px) {
  .feature-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
  .scenario-grid {
    grid-template-columns: 1fr;
  }
  .support-grid {
    grid-template-columns: 1fr;
  }
  .guide-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-content {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }
  .hero-subtitle {
    font-size: 1.05rem;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    width: 100%;
  }
  .hero-metrics {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .feature-grid-4,
  .feature-grid-3 {
    grid-template-columns: 1fr;
  }
  .guide-grid {
    grid-template-columns: 1fr;
  }
  .related-list {
    grid-template-columns: 1fr;
  }
  .sitemap-links {
    grid-template-columns: 1fr;
  }
  .article-content {
    padding: 24px 18px;
  }
  .site-nav {
    display: none;
  }
  .site-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: #ffffff;
    border-bottom: 2.5px solid var(--anime-comic-border);
    padding: 20px;
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.12);
  }
  .menu-toggle {
    display: block;
  }
  .mobile-bottom-bar {
    display: block;
  }
  body {
    padding-bottom: 74px;
  }
}

/* 减少动态效果偏好支持 */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}