/**
 * Shadowrocket 小火箭官网 - 迈阿密航运舱单风格样式规范
 * 布局：12:5 广告横板，对角线斜切，左上标题右下元数据，竖排侧脊+横排正文，上密下疏
 * 主标题占幅 33%，模块间隙 13pt (17.33px)，安全边 3.9%
 * 设计：信封窗口透出副标题；材质按 宣纸；装饰只出现在 侧脊；禁止渐变与投影；圆角 11 / 11 / 15 / 11
 * 风格：迈阿密航运舱单 (Miami Shipping Manifest)
 * 颜色：工业安全色：底中性 (#F5F3EC)、条纹 嫩芽 (#88C136)、数字 松绿 (#1E654C)；参考色 #686BA1 / #673D39；色相约 63°
 */

:root {
  --canvas-neutral-bg: #F5F3EC;      /* 宣纸中性底色 */
  --ink-primary: #181A16;            /* 工业墨字正文 */
  --ink-muted: #575952;              /* 舱单次级辅字 */
  --sprout-green: #88C136;           /* 条纹 嫩芽 (Sprout Green) */
  --pine-green: #1E654C;             /* 数字 松绿 (Pine Green) */
  --miami-slate-purple: #686BA1;     /* 参考色 航运雾紫灰 */
  --cargo-rust-brown: #673D39;       /* 参考色 铁锈褐红 */
  --border-line: #D5D2C5;            /* 舱单单据边线 */
  --border-dark: #2A2E27;            /* 深色硬边 */

  --card-dark-bg: #212320;           /* 功能卡片深色底 */
  --card-dark-surface: #282B26;      /* 卡片悬停微亮底 */
  --card-text-light: #ECEAE2;        /* 卡片白字 */
  --card-text-muted: #A3A79E;        /* 卡片灰字 */

  --radius-manifest: 11px 11px 15px 11px; /* 专属规范圆角 11 / 11 / 15 / 11 */

  --space-gap-13pt: 17.33px;         /* 模块间隙 13pt ≈ 17.33px */
  --safe-padding-ratio: 3.9%;        /* 安全边 3.9% */
}

/* 全局重置：严格禁止任何渐变与投影 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  box-shadow: none !important;
  text-shadow: none !important;
}

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-primary);
  background-color: var(--canvas-neutral-bg);
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--canvas-neutral-bg);
  color: var(--ink-primary);
  overflow-x: hidden;
  position: relative;
}

/* ==========================================================================
   竖排侧脊 + 装饰只出现在侧脊
   ========================================================================== */
.manifest-spine-rail {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: 44px;
  background-color: #ECE9DE;
  border-right: 2px solid var(--border-line);
  z-index: 99;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  user-select: none;
}

/* 装饰只出现在侧脊：纯 CSS 实色工业条码、舱单批次戳、竖排字符流 */
.spine-barcode-stamp {
  width: 24px;
  height: 48px;
  background: repeating-linear-gradient(
    to bottom,
    var(--ink-primary) 0px,
    var(--ink-primary) 2px,
    transparent 2px,
    transparent 4px
  );
  border: 1px solid var(--border-dark);
}

.spine-vertical-text {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  font-family: "SF Mono", Consolas, Menlo, monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--miami-slate-purple);
  text-transform: uppercase;
}

.spine-badge-seal {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-manifest);
  border: 2px solid var(--pine-green);
  background-color: var(--sprout-green);
  color: #12281E;
  font-size: 9px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: monospace;
}

/* ==========================================================================
   12:5 广告横板主容器 (安全边 3.9%，上密下疏)
   ========================================================================== */
.manifest-12-5-layout {
  max-width: 1280px;
  margin: 0 auto 0 44px; /* 避开左侧脊 */
  padding-left: var(--safe-padding-ratio);
  padding-right: var(--safe-padding-ratio);
  padding-top: 18px;
  padding-bottom: 40px;
  min-height: 100vh;
}

@media (max-width: 1024px) {
  .manifest-spine-rail {
    display: none;
  }
  .manifest-12-5-layout {
    margin-left: auto;
    margin-right: auto;
  }
}

/* ==========================================================================
   1. 导航 (左 Logo，中 5 锚点，右立即下载；<768px 汉堡收缩)
   ========================================================================== */
.site-header {
  border-bottom: 2px solid var(--border-line);
  padding-bottom: 12px;
  margin-bottom: var(--space-gap-13pt);
  background-color: var(--canvas-neutral-bg);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.site-logo-link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink-primary);
}

.logo-stamp-square {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-manifest);
  background-color: var(--pine-green);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 900;
  border: 1px solid var(--border-dark);
}

.logo-text-block {
  display: flex;
  flex-direction: column;
}

.logo-text-h1 {
  font-size: 17px;
  font-weight: 900;
  letter-spacing: 0.5px;
  color: var(--ink-primary);
  line-height: 1.1;
}

.logo-text-meta {
  font-size: 10px;
  font-weight: 700;
  color: var(--miami-slate-purple);
  letter-spacing: 1px;
}

.header-center-nav {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 22px;
}

.header-center-nav a {
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-primary);
  border-bottom: 2px solid transparent;
  padding: 4px 0;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.header-center-nav a:hover {
  color: var(--pine-green);
  border-bottom-color: var(--sprout-green);
}

.header-right-action {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-header-download {
  display: inline-block;
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 800;
  color: #12281E;
  background-color: var(--sprout-green);
  border: 1.5px solid var(--pine-green);
  border-radius: var(--radius-manifest);
  text-decoration: none;
  transition: background-color 0.15s ease;
}

.btn-header-download:hover {
  background-color: #9CE040;
}

.btn-nav-hamburger {
  display: none;
  background: none;
  border: 1.5px solid var(--border-dark);
  border-radius: var(--radius-manifest);
  padding: 6px 8px;
  cursor: pointer;
  color: var(--ink-primary);
}

@media (max-width: 768px) {
  .header-center-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: var(--safe-padding-ratio);
    right: var(--safe-padding-ratio);
    background-color: var(--canvas-neutral-bg);
    border: 2px solid var(--border-dark);
    border-radius: var(--radius-manifest);
    flex-direction: column;
    padding: 16px;
    gap: 14px;
    z-index: 100;
  }
  .header-center-nav.open {
    display: flex;
  }
  .btn-nav-hamburger {
    display: block;
  }
}

/* ==========================================================================
   2. Hero 模块 (大于 1024px 左文案、右模拟窗，12:5 横板对角线斜切，左上标题右下元数据)
   ========================================================================== */
.hero-12-5-manifest {
  display: grid;
  grid-template-columns: 52% 48%;
  gap: 24px;
  margin-bottom: var(--space-gap-13pt);
  align-items: start;
  border: 2px solid var(--border-dark);
  border-radius: var(--radius-manifest);
  background-color: #FAF8F2;
  padding: 24px;
  position: relative;
}

/* 对角线斜切装饰条 (纯平实线与切角，禁止渐变与投影) */
.diagonal-slash-bar {
  position: absolute;
  top: 0;
  right: 0;
  width: 90px;
  height: 90px;
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  background-color: var(--sprout-green);
  border-bottom: 3px solid var(--pine-green);
  pointer-events: none;
}

.hero-col-left {
  display: flex;
  flex-direction: column;
  position: relative;
}

/* 警告骨架：注意条 (Miami Shipping Notice Strip) */
.manifest-warning-strip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: #EFEBDC;
  border-left: 4px solid var(--cargo-rust-brown);
  border-top: 1px solid var(--border-line);
  border-right: 1px solid var(--border-line);
  border-bottom: 1px solid var(--border-line);
  padding: 5px 10px;
  font-size: 11px;
  font-weight: 800;
  color: var(--cargo-rust-brown);
  letter-spacing: 0.5px;
  margin-bottom: 10px;
  border-radius: 4px;
}

.warning-icon-badge {
  background-color: var(--cargo-rust-brown);
  color: #FFFFFF;
  padding: 1px 4px;
  font-size: 9px;
  font-weight: 900;
  border-radius: 2px;
}

/* ① 版本胶囊 */
.version-capsule-tag {
  display: inline-block;
  align-self: flex-start;
  padding: 3px 10px;
  font-size: 10px;
  font-weight: 800;
  font-family: monospace;
  background-color: var(--miami-slate-purple);
  color: #FFFFFF;
  border-radius: var(--radius-manifest);
  margin-bottom: 8px;
  letter-spacing: 1px;
}

/* ② 超大主标题：主标题占幅 33% 约束 */
.hero-title-limit-33 {
  max-width: 85%;
  margin-bottom: 10px;
}

.hero-main-h1 {
  font-size: clamp(24px, 3.2vw, 36px);
  font-weight: 900;
  line-height: 1.25;
  color: var(--ink-primary);
  letter-spacing: -0.5px;
}

.hero-main-h1 mark {
  background-color: var(--sprout-green);
  color: #0E2018;
  padding: 0 6px;
  border-radius: 4px;
}

/* 设计：信封窗口透出副标题 (断行策略：问号收束) */
.envelope-window-subline {
  background-color: #FFFFFF;
  border: 1.5px dashed var(--border-dark);
  border-radius: var(--radius-manifest);
  padding: 8px 12px;
  margin-bottom: 12px;
  border-left: 5px solid var(--pine-green);
}

.envelope-window-title {
  font-size: 10px;
  font-weight: 800;
  color: var(--pine-green);
  letter-spacing: 1.5px;
  font-family: monospace;
  text-transform: uppercase;
}

.envelope-window-body {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-primary);
  line-height: 1.45;
}

/* 警告骨架：不做什么 (负向清晰声明清单，严禁口号堆砌) */
.manifest-not-do-list {
  background-color: #ECE8DC;
  border: 1px solid var(--border-line);
  border-radius: var(--radius-manifest);
  padding: 8px 12px;
  margin-bottom: 12px;
}

.not-do-heading {
  font-size: 11px;
  font-weight: 800;
  color: var(--cargo-rust-brown);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.not-do-chips-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.not-do-chip {
  font-size: 10.5px;
  font-weight: 600;
  color: #383B33;
  background-color: #FAF8F2;
  border: 1px solid #D1CDC0;
  padding: 2px 7px;
  border-radius: 4px;
}

/* ③ 一段说明 */
.hero-desc-paragraph {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-muted);
  margin-bottom: 10px;
}

.hero-desc-paragraph strong {
  color: var(--ink-primary);
}

/* ④ 更新日期 + 右下元数据 */
.hero-meta-row-downright {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-line);
  padding-top: 8px;
  margin-bottom: 12px;
  font-family: monospace;
  font-size: 11px;
  color: var(--miami-slate-purple);
  font-weight: 700;
}

/* ⑤ 4 条勾选卖点 (严格 4 条) */
.hero-four-checkpoints {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 16px;
}

.hero-four-checkpoints li {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-primary);
}

.hero-chk-square {
  width: 16px;
  height: 16px;
  border-radius: 3px;
  background-color: var(--pine-green);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 900;
  flex-shrink: 0;
}

/* ⑥ 双 CTA */
.hero-cta-button-pair {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.btn-cta-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  background-color: var(--sprout-green);
  color: #12281E;
  border: 2px solid var(--pine-green);
  border-radius: var(--radius-manifest);
  text-decoration: none;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.btn-cta-primary:hover {
  background-color: #9CE040;
}

.btn-cta-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  background-color: transparent;
  color: var(--ink-primary);
  border: 1.5px solid var(--border-dark);
  border-radius: var(--radius-manifest);
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.btn-cta-secondary:hover {
  background-color: #ECE8DC;
}

/* ⑦ 五个平台 emoji */
.hero-five-platform-emojis {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-muted);
}

/* 右栏：模拟窗 (用绿灯、延迟、带宽条装产品感，嵌入 1.webp) */
.hero-col-right {
  display: flex;
  flex-direction: column;
}

.mockup-status-window {
  background-color: var(--card-dark-bg);
  border: 2px solid var(--border-dark);
  border-radius: var(--radius-manifest);
  padding: 14px;
  color: var(--card-text-light);
}

.mockup-header-belt {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 8px;
  border-bottom: 1px solid #363931;
  margin-bottom: 10px;
  font-size: 10px;
  font-family: monospace;
}

.mockup-traffic-dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.mockup-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}
.dot-red { background-color: #E24B4A; }
.dot-yellow { background-color: #F1B738; }
.dot-green { background-color: var(--sprout-green); }

.mockup-telemetry-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #161814;
  border: 1px solid #363931;
  border-radius: var(--radius-manifest);
  padding: 8px 12px;
  margin-bottom: 10px;
}

.radar-green-lamp {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--sprout-green);
  display: inline-block;
  margin-right: 8px;
}

.mockup-telemetry-title {
  font-size: 12px;
  font-weight: 700;
}

.mockup-telemetry-latency {
  font-family: monospace;
  font-size: 12px;
  font-weight: 900;
  color: var(--sprout-green);
  background-color: #212C1E;
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--pine-green);
}

/* 带宽条装产品感 */
.mockup-bandwidth-strip {
  background-color: #161814;
  border: 1px solid #363931;
  border-radius: var(--radius-manifest);
  padding: 8px 12px;
  margin-bottom: 10px;
}

.bandwidth-metrics {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: monospace;
  font-size: 10.5px;
  color: var(--card-text-muted);
  margin-bottom: 6px;
}

.bandwidth-bar-track {
  width: 100%;
  height: 6px;
  background-color: #282B24;
  border-radius: 3px;
  overflow: hidden;
}

.bandwidth-bar-fill {
  width: 82%;
  height: 100%;
  background-color: var(--sprout-green);
}

/* 图片容器 (显式声明 1200x628，首屏 eager) */
.mockup-img-frame {
  border: 1px solid #363931;
  border-radius: var(--radius-manifest);
  overflow: hidden;
  background-color: #0E100D;
}

.mockup-img-frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 628;
  object-fit: cover;
}

@media (max-width: 1024px) {
  .hero-12-5-manifest {
    grid-template-columns: 1fr;
    padding: 16px;
  }
}

/* ==========================================================================
   3. 功能 / 平台 / 场景 / 流程
   居中小标题 + H2 + 一句副文案，下面卡片栅格
   卡片深色底、1px 边、圆角 11/11/15/11、28–32px 内边距，上面图标圆底
   流程 CSS counter 01–04
   信息点数量严格为 5
   模块间隙 13pt (17.33px)
   ========================================================================== */
.section-module-card {
  margin-bottom: var(--space-gap-13pt);
  border: 2px solid var(--border-line);
  border-radius: var(--radius-manifest);
  background-color: #FAF8F2;
  padding: 24px 20px;
}

.section-head-unified {
  text-align: center;
  max-width: 880px;
  margin: 0 auto 20px auto;
}

.section-eyebrow {
  display: inline-block;
  font-family: monospace;
  font-size: 11px;
  font-weight: 800;
  color: var(--miami-slate-purple);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.section-head-unified h2 {
  font-size: clamp(20px, 2.5vw, 26px);
  font-weight: 900;
  color: var(--ink-primary);
  margin-bottom: 6px;
}

/* 断行策略：问号收束 */
.section-subline-question {
  font-size: 13px;
  font-weight: 700;
  color: var(--cargo-rust-brown);
}

/* 卡片栅格 (深色底、1px边、28–32px内边距、图标圆底) */
.cards-grid-triad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.dark-bath-card {
  background-color: var(--card-dark-bg);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-manifest);
  padding: 30px; /* 28–32px 内边距规范 */
  color: var(--card-text-light);
  display: flex;
  flex-direction: column;
}

.card-round-icon-tray {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: #2F332C;
  border: 1.5px solid var(--pine-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
  color: var(--sprout-green);
}

.dark-bath-card h3 {
  font-size: 16px;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 8px;
}

.dark-bath-card p {
  font-size: 12.5px;
  color: var(--card-text-muted);
  line-height: 1.55;
  margin-bottom: 14px;
}

/* 信息点数量严格限定为 5 */
.five-points-stack {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-top: 1px solid #363931;
  padding-top: 12px;
  margin-top: auto;
}

.five-points-stack li {
  font-size: 11.5px;
  color: var(--card-text-light);
  display: flex;
  align-items: flex-start;
  gap: 6px;
  line-height: 1.4;
}

.point-dot-green {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--sprout-green);
  margin-top: 5px;
  flex-shrink: 0;
}

/* 流程模块：CSS counter 01–04 */
.process-counter-grid-4 {
  counter-reset: manifest-step-counter;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.process-step-tile-4 {
  background-color: var(--card-dark-bg);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-manifest);
  padding: 28px 20px;
  color: var(--card-text-light);
  position: relative;
  display: flex;
  flex-direction: column;
}

/* 数字 松绿：CSS counter 01–04 */
.process-step-tile-4::before {
  counter-increment: manifest-step-counter;
  content: counter(manifest-step-counter, decimal-leading-zero);
  font-family: monospace;
  font-size: 28px;
  font-weight: 900;
  color: var(--pine-green); /* 数字 松绿 */
  line-height: 1;
  margin-bottom: 12px;
  display: block;
}

.process-step-tile-4 h3 {
  font-size: 15px;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.process-step-tile-4 p {
  font-size: 12px;
  color: var(--card-text-muted);
  line-height: 1.5;
  margin-bottom: 12px;
}

/* 折叠屏图表容器 (显式声明 1200x628，lazy) */
.section-diagram-frame {
  margin-top: 18px;
  border: 2px solid var(--border-dark);
  border-radius: var(--radius-manifest);
  overflow: hidden;
  background-color: var(--card-dark-bg);
}

.section-diagram-frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 628;
  object-fit: cover;
}

.diagram-caption {
  padding: 8px 12px;
  background-color: #161814;
  color: var(--card-text-muted);
  font-family: monospace;
  font-size: 11px;
  font-weight: 700;
  border-top: 1px solid #363931;
}

@media (max-width: 1024px) {
  .cards-grid-triad {
    grid-template-columns: 1fr;
  }
  .process-counter-grid-4 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .process-counter-grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   4. 定价模块 (三张卡：¥15 / ¥39 / ¥79。专业版加 featured：蓝色描边、双实框、「最受欢迎」胶囊)
   ========================================================================== */
.pricing-grid-triad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: stretch;
}

.price-card-unit {
  background-color: var(--card-dark-bg);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-manifest);
  padding: 30px;
  color: var(--card-text-light);
  display: flex;
  flex-direction: column;
  position: relative;
}

.price-card-unit.featured {
  border: 2px solid var(--sprout-green);
  outline: 2px solid var(--pine-green);
  background-color: #262923;
}

.badge-most-popular {
  position: absolute;
  top: -12px;
  right: 20px;
  background-color: var(--sprout-green);
  color: #12281E;
  font-size: 10.5px;
  font-weight: 900;
  padding: 3px 10px;
  border-radius: var(--radius-manifest);
  border: 1px solid var(--pine-green);
  letter-spacing: 0.5px;
}

.price-plan-name {
  font-size: 16px;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.price-tag-big {
  font-family: monospace;
  font-size: 32px;
  font-weight: 900;
  color: var(--sprout-green);
  line-height: 1.1;
  margin-bottom: 12px;
}

.price-tag-big span {
  font-size: 13px;
  font-weight: 600;
  color: var(--card-text-muted);
}

.pricing-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 1px solid #363931;
  padding-top: 14px;
  margin-bottom: 20px;
  margin-top: auto;
}

.pricing-features-list li {
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--card-text-light);
}

.pricing-features-list li .tick {
  color: var(--sprout-green);
  font-weight: 900;
}

.btn-price-select {
  display: block;
  text-align: center;
  padding: 10px;
  background-color: #31362D;
  color: #FFFFFF;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-manifest);
  text-decoration: none;
  font-size: 13px;
  font-weight: 800;
  transition: background-color 0.15s ease;
}

.price-card-unit.featured .btn-price-select {
  background-color: var(--sprout-green);
  color: #12281E;
  border: 1.5px solid var(--pine-green);
}

.btn-price-select:hover {
  background-color: var(--pine-green);
  color: #FFFFFF;
}

@media (max-width: 900px) {
  .pricing-grid-triad {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   5. 评价 8 张 + 博客 8 张 (同款卡片，信息点数量 5)
   ========================================================================== */
.review-blog-grid-8 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.review-item-card, .blog-item-card {
  background-color: var(--card-dark-bg);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-manifest);
  padding: 20px;
  color: var(--card-text-light);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.review-stars-strip {
  color: var(--sprout-green);
  font-size: 13px;
  margin-bottom: 8px;
}

.review-quote-body {
  font-size: 12px;
  line-height: 1.5;
  color: var(--card-text-light);
  margin-bottom: 12px;
}

.review-author-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  border-top: 1px solid #363931;
  padding-top: 10px;
}

.author-avatar-initial {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--pine-green);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
}

.author-info-unit {
  display: flex;
  flex-direction: column;
}

.author-name-text {
  font-size: 11.5px;
  font-weight: 700;
  color: #FFFFFF;
}

.review-date-text {
  font-size: 10px;
  color: var(--card-text-muted);
  font-family: monospace;
}

/* 博客卡片 */
.blog-tag-pill {
  display: inline-block;
  padding: 2px 7px;
  font-size: 10px;
  font-weight: 800;
  background-color: #2F332C;
  color: var(--sprout-green);
  border: 1px solid var(--pine-green);
  border-radius: var(--radius-manifest);
  margin-bottom: 8px;
}

.blog-title-link {
  font-size: 13px;
  font-weight: 800;
  color: #FFFFFF;
  text-decoration: none;
  line-height: 1.4;
  margin-bottom: 6px;
  display: block;
}

.blog-title-link:hover {
  color: var(--sprout-green);
}

.blog-summary-text {
  font-size: 11.5px;
  color: var(--card-text-muted);
  line-height: 1.45;
  margin-bottom: 10px;
}

.blog-views-counter {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid #363931;
  padding-top: 8px;
  font-size: 10px;
  font-family: monospace;
  color: var(--card-text-muted);
}

@media (max-width: 1024px) {
  .review-blog-grid-8 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .review-blog-grid-8 {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   6. FAQ 单列手风琴 + 底部居中 CTA (纯平底色)
   ========================================================================== */
.faq-accordion-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 900px;
  margin: 0 auto;
}

.faq-panel-item {
  border: 1.5px solid var(--border-dark);
  border-radius: var(--radius-manifest);
  background-color: #FFFFFF;
  overflow: hidden;
}

.faq-toggle-btn {
  width: 100%;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  background: none;
  border: none;
  font-size: 14px;
  font-weight: 800;
  color: var(--ink-primary);
  cursor: pointer;
}

.faq-chevron-icon {
  width: 16px;
  height: 16px;
  stroke: var(--ink-primary);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.faq-panel-item.active .faq-chevron-icon {
  transform: rotate(180deg);
}

.faq-collapse-body {
  display: none;
  padding: 0 18px 14px 18px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-muted);
  border-top: 1px dashed var(--border-line);
  padding-top: 10px;
}

.faq-panel-item.active .faq-collapse-body {
  display: block;
}

/* 底部居中 CTA (纯平淡色底，禁止渐变与投影) */
.bottom-cta-banner {
  margin-top: var(--space-gap-13pt);
  margin-bottom: var(--space-gap-13pt);
  border: 2px solid var(--border-dark);
  border-radius: var(--radius-manifest);
  background-color: #EAE6D8;
  padding: 32px 20px;
  text-align: center;
}

.bottom-cta-banner h2 {
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 900;
  color: var(--ink-primary);
  margin-bottom: 8px;
}

.bottom-cta-banner p {
  font-size: 13.5px;
  color: var(--ink-muted);
  max-width: 680px;
  margin: 0 auto 16px auto;
  line-height: 1.6;
}

/* ==========================================================================
   4 栏页脚
   ========================================================================== */
.site-footer-quad {
  border-top: 2px solid var(--border-dark);
  background-color: #ECE8DC;
  padding: 36px 0 20px 0;
}

.footer-quad-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.footer-column h4 {
  font-size: 13.5px;
  font-weight: 900;
  color: var(--ink-primary);
  margin-bottom: 12px;
  border-left: 3px solid var(--sprout-green);
  padding-left: 8px;
}

.footer-column ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-column a {
  text-decoration: none;
  font-size: 12.5px;
  color: var(--ink-muted);
  transition: color 0.15s ease;
}

.footer-column a:hover {
  color: var(--pine-green);
  text-decoration: underline;
}

.footer-seo-clause {
  border-top: 1px solid var(--border-line);
  padding-top: 14px;
  margin-bottom: 14px;
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--ink-muted);
}

.footer-closing-bar {
  border-top: 1px solid var(--border-line);
  padding-top: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  font-family: monospace;
  color: var(--ink-muted);
}

@media (max-width: 768px) {
  .footer-quad-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .footer-quad-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   下载页专用 SHA-256 表格
   ========================================================================== */
.sha256-table-wrapper {
  overflow-x: auto;
  margin-top: 14px;
}

.sha256-spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  background-color: var(--card-dark-bg);
  color: var(--card-text-light);
  border-radius: var(--radius-manifest);
  overflow: hidden;
  border: 1px solid var(--border-dark);
}

.sha256-spec-table th, .sha256-spec-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid #363931;
}

.sha256-spec-table th {
  background-color: #1A1C18;
  font-family: monospace;
  color: var(--sprout-green);
  font-size: 11.5px;
}

.tbl-hash-code {
  font-family: monospace;
  font-size: 11px;
  color: var(--sprout-green);
  word-break: break-all;
}

.btn-copy-hash {
  background-color: #2F332C;
  color: var(--card-text-light);
  border: 1px solid var(--pine-green);
  border-radius: var(--radius-manifest);
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.btn-copy-hash:hover {
  background-color: var(--pine-green);
  color: #FFFFFF;
}