@charset "UTF-8";

/* ==============================================================================
   流星云 (MeteorCloud.mom) - Neo-Brutalism Design System
   Mood: Loud, Playful, Rebellious
   Colors: Cream #F6F1E7, Yellow #FDE047, Cyan #A6FAFF, Pink #FF90BC, Lime #C6F24E, Black #111111
   Borders: 3px solid #111
   Shadows: 6px 6px 0 #111
   ============================================================================== */

:root {
  --neo-bg: #F6F1E7;
  --neo-black: #111111;
  --neo-white: #FFFFFF;
  --neo-yellow: #FDE047;
  --neo-cyan: #A6FAFF;
  --neo-pink: #FF90BC;
  --neo-lime: #C6F24E;
  --neo-purple: #D8B4FE;
  --neo-orange: #FB923C;

  /* Backward Compatibility Aliases */
  --brand-primary: #111111;
  --brand-accent: #FDE047;
  --text-primary: #111111;
  --text-secondary: #222222;
  --text-muted: #444444;
  --text-dim: #666666;
  --bg-dark: #F6F1E7;
  --bg-card: #FFFFFF;
  --border-color: #111111;

  --neo-border-w: 3px;
  --neo-border: var(--neo-border-w) solid var(--neo-black);
  --neo-shadow: 6px 6px 0 var(--neo-black);
  --neo-shadow-lg: 10px 10px 0 var(--neo-black);
  --neo-shadow-sm: 4px 4px 0 var(--neo-black);
  --neo-shadow-active: 2px 2px 0 var(--neo-black);

  --font-main: 'Space Grotesk', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: 'Space Mono', SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  --header-height: 80px;
  --radius-none: 0px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-main);
  background-color: var(--neo-bg);
  color: var(--neo-black);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* 动态背景画布 */
#meteorCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.85;
}

main, header, footer, .neo-marquee, .mobile-sticky-bar {
  position: relative;
  z-index: 1;
}

/* 页面通用容器 */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 粗暴排版与高亮色块 (Chunky Highlight Blocks) */
.neo-highlight {
  display: inline-block;
  padding: 2px 12px;
  border: var(--neo-border);
  box-shadow: var(--neo-shadow-sm);
  color: var(--neo-black);
  font-weight: 900;
  line-height: 1.15;
  transform: skew(-2deg);
  margin: 0 4px;
}

.neo-highlight.yellow { background-color: var(--neo-yellow); }
.neo-highlight.cyan   { background-color: var(--neo-cyan); }
.neo-highlight.pink   { background-color: var(--neo-pink); }
.neo-highlight.lime   { background-color: var(--neo-lime); }

/* 倾斜贴纸微章 (Tilted Sticker Badges) */
.tilted-sticker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: var(--neo-border);
  box-shadow: var(--neo-shadow-sm);
  cursor: default;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  user-select: none;
}

.tilted-sticker:hover {
  transform: scale(1.05) rotate(0deg) !important;
  box-shadow: var(--neo-shadow);
}

.tilted-sticker.tilt-left  { transform: rotate(-3deg); }
.tilted-sticker.tilt-right { transform: rotate(3.5deg); }
.tilted-sticker.tilt-slight { transform: rotate(-1.5deg); }

.tilted-sticker.bg-yellow { background: var(--neo-yellow); color: var(--neo-black); }
.tilted-sticker.bg-cyan   { background: var(--neo-cyan); color: var(--neo-black); }
.tilted-sticker.bg-pink   { background: var(--neo-pink); color: var(--neo-black); }
.tilted-sticker.bg-lime   { background: var(--neo-lime); color: var(--neo-black); }
.tilted-sticker.bg-white  { background: var(--neo-white); color: var(--neo-black); }
.tilted-sticker.bg-black  { background: var(--neo-black); color: var(--neo-yellow); }

/* 粗暴按钮规范 (Neo-Brutalist Buttons) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 800;
  text-decoration: none;
  padding: 12px 24px;
  border: var(--neo-border);
  box-shadow: var(--neo-shadow);
  color: var(--neo-black);
  cursor: pointer;
  background-color: var(--neo-white);
  transition: transform 0.12s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.12s cubic-bezier(0.2, 0, 0, 1), background-color 0.12s ease;
  user-select: none;
  white-space: nowrap;
}

.btn:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--neo-shadow-lg);
}

.btn:active {
  transform: translate(3px, 3px);
  box-shadow: var(--neo-shadow-active);
}

.btn-primary, .btn-yellow {
  background-color: var(--neo-yellow);
}
.btn-primary:hover, .btn-yellow:hover {
  background-color: #fce96a;
}

.btn-pink {
  background-color: var(--neo-pink);
}
.btn-pink:hover {
  background-color: #ffa3c7;
}

.btn-cyan {
  background-color: var(--neo-cyan);
}
.btn-cyan:hover {
  background-color: #befbff;
}

.btn-lime {
  background-color: var(--neo-lime);
}
.btn-lime:hover {
  background-color: #d4f775;
}

.btn-outline {
  background-color: var(--neo-white);
}
.btn-outline:hover {
  background-color: #F8F7F3;
}

.btn-black {
  background-color: var(--neo-black);
  color: var(--neo-yellow);
}
.btn-black:hover {
  background-color: #222222;
  color: var(--neo-white);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.15rem;
  border-width: 3px;
  box-shadow: var(--neo-shadow);
}

/* ==============================================================================
   顶部黑色跑马灯 (Black Marquee Ticker Bar)
   ============================================================================== */
.neo-marquee {
  background-color: var(--neo-black);
  color: var(--neo-white);
  border-top: var(--neo-border);
  border-bottom: var(--neo-border);
  padding: 10px 0;
  overflow: hidden;
  user-select: none;
  display: flex;
}

.marquee-track {
  display: flex;
  white-space: nowrap;
  animation: marquee-scroll 28s linear infinite;
  gap: 20px;
}

.marquee-track:hover {
  animation-play-state: paused;
}

.marquee-content {
  display: flex;
  align-items: center;
  gap: 20px;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.marquee-pill {
  padding: 3px 10px;
  border: 2px solid var(--neo-black);
  font-weight: 900;
  color: var(--neo-black);
  display: inline-block;
}

.marquee-pill.pill-yellow { background-color: var(--neo-yellow); }
.marquee-pill.pill-cyan   { background-color: var(--neo-cyan); }
.marquee-pill.pill-pink   { background-color: var(--neo-pink); }
.marquee-pill.pill-lime   { background-color: var(--neo-lime); }

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ==============================================================================
   网站导航栏 (Site Header)
   ============================================================================== */
.site-header {
  height: var(--header-height);
  background-color: var(--neo-bg);
  border-bottom: var(--neo-border);
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
}

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

/* 品牌 Logo 块 */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--neo-black);
  padding: 6px 14px;
  background-color: var(--neo-white);
  border: var(--neo-border);
  box-shadow: var(--neo-shadow-sm);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.brand-logo:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--neo-shadow);
  background-color: var(--neo-yellow);
}

.brand-logo-img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border: 2px solid var(--neo-black);
  background: #0d1117;
  padding: 2px;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-text .title {
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand-text .domain {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: #333333;
}

/* 桌面导航链接 */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  font-weight: 800;
  font-size: 0.95rem;
  text-decoration: none;
  color: var(--neo-black);
  padding: 8px 14px;
  border: 2px solid transparent;
  transition: all 0.12s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link:hover {
  background-color: var(--neo-yellow);
  border: 2px solid var(--neo-black);
  box-shadow: 3px 3px 0 var(--neo-black);
  transform: translate(-2px, -2px);
}

.nav-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 900;
  padding: 2px 6px;
  background: var(--neo-pink);
  color: var(--neo-black);
  border: 2px solid var(--neo-black);
  box-shadow: 2px 2px 0 var(--neo-black);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-toggle {
  display: none;
  background: var(--neo-yellow);
  border: var(--neo-border);
  box-shadow: var(--neo-shadow-sm);
  padding: 8px;
  cursor: pointer;
}

.mobile-toggle:active {
  transform: translate(2px, 2px);
  box-shadow: none;
}

/* ==============================================================================
   移动端抽屉 (Mobile Drawer)
   ============================================================================== */
.mobile-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 150;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.mobile-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -340px;
  width: 320px;
  height: 100vh;
  background: var(--neo-bg);
  border-left: var(--neo-border);
  box-shadow: -8px 0 0 var(--neo-black);
  z-index: 160;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: right 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-drawer.active {
  right: 0;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: var(--neo-border);
}

.drawer-close {
  background: var(--neo-pink);
  border: var(--neo-border);
  box-shadow: var(--neo-shadow-sm);
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-weight: 900;
}

.drawer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.drawer-links a {
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--neo-black);
  text-decoration: none;
  padding: 12px;
  border: var(--neo-border);
  box-shadow: var(--neo-shadow-sm);
  background: var(--neo-white);
  transition: all 0.12s ease;
}

.drawer-links a:hover {
  background: var(--neo-yellow);
  transform: translate(-2px, -2px);
  box-shadow: var(--neo-shadow);
}

/* ==============================================================================
   首屏横幅区 (Hero Section)
   ============================================================================== */
.hero-section {
  padding: 56px 0 64px;
  position: relative;
  overflow: visible;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
}

/* 顶部贴纸排 */
.hero-stickers-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* 粗大厚重主标题 (Chunky Heavy-Weight Headline) */
.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 4.4rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--neo-black);
}

.hero-title-row {
  display: block;
  margin-bottom: 8px;
}

/* 旋转圆形贴纸 (Spinning Circular Sticker reading "30s deploy!") */
.hero-spinning-badge-wrap {
  position: relative;
  width: 140px;
  height: 140px;
  flex-shrink: 0;
}

.spinning-sticker {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background-color: var(--neo-yellow);
  border: var(--neo-border);
  box-shadow: var(--neo-shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.2s ease;
  user-select: none;
}

.spinning-sticker:hover {
  transform: scale(1.08) rotate(15deg);
  box-shadow: var(--neo-shadow-lg);
  background-color: var(--neo-lime);
}

.spinning-sticker-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  animation: spin-sticker 14s linear infinite;
  pointer-events: none;
}

.spinning-sticker-center {
  position: relative;
  z-index: 2;
  font-size: 1.8rem;
  line-height: 1;
  font-weight: 900;
  color: var(--neo-black);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.spinning-sticker-center span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  margin-top: 2px;
}

@keyframes spin-sticker {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* 首屏副标题描述框 */
.hero-desc-box {
  background: var(--neo-white);
  border: var(--neo-border);
  box-shadow: var(--neo-shadow);
  padding: 20px 24px;
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.7;
  max-width: 860px;
}

/* 首屏 CTA 操作区 */
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  margin-top: 8px;
}

/* 信任保证标签条 */
.hero-guarantees-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.guarantee-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--neo-white);
  border: 2px solid var(--neo-black);
  box-shadow: 3px 3px 0 var(--neo-black);
  font-weight: 800;
  font-size: 0.9rem;
}

/* 首屏核心数据条 (Stats Bar) */
.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 24px;
}

.stat-box {
  border: var(--neo-border);
  box-shadow: var(--neo-shadow);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.stat-box:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--neo-shadow-lg);
}

.stat-box.box-yellow { background-color: var(--neo-yellow); }
.stat-box.box-cyan   { background-color: var(--neo-cyan); }
.stat-box.box-pink   { background-color: var(--neo-pink); }
.stat-box.box-lime   { background-color: var(--neo-lime); }

.stat-box .num {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1;
  color: var(--neo-black);
  margin-bottom: 6px;
}

.stat-box .label {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--neo-black);
  line-height: 1.3;
}

/* ==============================================================================
   核心优势区 (Three Feature Cards in Accent Colors - Hover Deepens Shadow)
   ============================================================================== */
.section-wrap {
  padding: 72px 0;
  position: relative;
}

.section-title-wrap {
  margin-bottom: 40px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.section-heading {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--neo-black);
  line-height: 1.2;
}

.section-subhead {
  font-size: 1.15rem;
  font-weight: 600;
  color: #333333;
  max-width: 780px;
}

/* 三张核心高亮特色卡片 (The 3 Accent Color Feature Cards) */
.features-three-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 32px;
}

.feature-card {
  border: var(--neo-border);
  box-shadow: var(--neo-shadow);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: transform 0.15s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.15s cubic-bezier(0.2, 0, 0, 1);
}

/* Hover deepens the shadow with a shift (核心要求) */
.feature-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0 var(--neo-black);
}

/* 三个核心强调色 (Three accent colors) */
.feature-card.card-cyan {
  background-color: var(--neo-cyan);
}

.feature-card.card-yellow {
  background-color: var(--neo-yellow);
}

.feature-card.card-pink {
  background-color: var(--neo-pink);
}

.feature-card.card-lime {
  background-color: var(--neo-lime);
}

.feature-card.card-white {
  background-color: var(--neo-white);
}

.feature-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}

.feature-icon-box {
  width: 54px;
  height: 54px;
  border: var(--neo-border);
  box-shadow: var(--neo-shadow-sm);
  background: var(--neo-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--neo-black);
}

.feature-sticker-pill {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 900;
  padding: 4px 10px;
  border: 2px solid var(--neo-black);
  box-shadow: 2px 2px 0 var(--neo-black);
  background: var(--neo-white);
}

.feature-card-title {
  font-size: 1.55rem;
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 14px;
  color: var(--neo-black);
}

.feature-card-desc {
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.65;
  color: #222222;
}

/* 次要特性 3 列补充网格 */
.features-sub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* ==============================================================================
   套餐订阅价格区 (所有价格同排 Side-by-Side 严格要求)
   ============================================================================== */
.pricing-section {
  padding: 72px 0;
  background-color: var(--neo-bg);
  border-top: var(--neo-border);
  border-bottom: var(--neo-border);
}

.pricing-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.pricing-card {
  border: var(--neo-border);
  box-shadow: var(--neo-shadow);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background-color: var(--neo-white);
  position: relative;
  transition: transform 0.15s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.15s cubic-bezier(0.2, 0, 0, 1);
}

.pricing-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0 var(--neo-black);
}

/* VIP2 爆款主打卡片 */
.pricing-card.featured {
  background-color: var(--neo-yellow);
  box-shadow: var(--neo-shadow-lg);
  border-width: 4px;
  transform: translateY(-8px);
}

.pricing-card.featured:hover {
  transform: translate(-4px, -12px);
  box-shadow: 14px 14px 0 var(--neo-black);
}

.pricing-badge-tilted {
  position: absolute;
  top: -18px;
  right: 18px;
  background: var(--neo-pink);
  color: var(--neo-black);
  border: var(--neo-border);
  box-shadow: var(--neo-shadow-sm);
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 900;
  transform: rotate(4deg);
  user-select: none;
}

.plan-header {
  margin-bottom: 20px;
}

.plan-name {
  font-size: 1.7rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 8px;
  color: var(--neo-black);
}

.plan-sub {
  font-size: 0.95rem;
  font-weight: 600;
  color: #333333;
  line-height: 1.45;
}

.plan-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin: 20px 0 16px;
  padding: 12px 0;
  border-top: 2px dashed var(--neo-black);
  border-bottom: 2px dashed var(--neo-black);
}

.plan-currency {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--neo-black);
}

.plan-amount {
  font-family: var(--font-mono);
  font-size: 3.4rem;
  font-weight: 900;
  line-height: 1;
  color: var(--neo-black);
  letter-spacing: -0.04em;
}

.plan-cycle {
  font-size: 1.1rem;
  font-weight: 800;
  color: #444444;
}

.plan-traffic-chip {
  display: inline-block;
  padding: 8px 14px;
  border: 2px solid var(--neo-black);
  box-shadow: 3px 3px 0 var(--neo-black);
  background: var(--neo-white);
  font-weight: 900;
  font-size: 0.95rem;
  margin-bottom: 24px;
}

.plan-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.plan-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--neo-black);
  line-height: 1.4;
}

.feature-check {
  font-weight: 900;
  color: var(--neo-black);
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border: 2px solid var(--neo-black);
  background: var(--neo-lime);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

.plan-btn {
  width: 100%;
  padding: 16px;
  font-size: 1.1rem;
}

/* ==============================================================================
   文章深度资讯区 (6 篇评测文章卡片)
   ============================================================================== */
.articles-section {
  padding: 72px 0;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.article-card {
  border: var(--neo-border);
  box-shadow: var(--neo-shadow);
  background-color: var(--neo-white);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.15s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.15s cubic-bezier(0.2, 0, 0, 1);
}

.article-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0 var(--neo-black);
}

.article-tag-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.article-category {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 900;
  padding: 4px 10px;
  border: 2px solid var(--neo-black);
  box-shadow: 2px 2px 0 var(--neo-black);
}

.article-category.cat-yellow { background-color: var(--neo-yellow); }
.article-category.cat-cyan   { background-color: var(--neo-cyan); }
.article-category.cat-pink   { background-color: var(--neo-pink); }
.article-category.cat-lime   { background-color: var(--neo-lime); }

.article-read-time {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: #555555;
}

.article-card-title {
  font-size: 1.25rem;
  font-weight: 900;
  line-height: 1.35;
  margin-bottom: 12px;
}

.article-card-title a {
  color: var(--neo-black);
  text-decoration: none;
  transition: background-color 0.12s ease;
}

.article-card-title a:hover {
  background-color: var(--neo-yellow);
}

.article-card-desc {
  font-size: 0.95rem;
  font-weight: 600;
  color: #333333;
  line-height: 1.6;
  margin-bottom: 20px;
}

.article-card-footer {
  border-top: 2px solid var(--neo-black);
  padding-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 800;
}

.article-read-btn {
  text-decoration: none;
  color: var(--neo-black);
  font-weight: 900;
  padding: 4px 10px;
  border: 2px solid var(--neo-black);
  background: var(--neo-yellow);
  box-shadow: 2px 2px 0 var(--neo-black);
  transition: all 0.12s ease;
}

.article-read-btn:hover {
  background: var(--neo-pink);
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 var(--neo-black);
}

/* ==============================================================================
   真实用户评价区 (Testimonials Section)
   ============================================================================== */
.testimonials-section {
  padding: 72px 0;
  background-color: var(--neo-bg);
  border-top: var(--neo-border);
  border-bottom: var(--neo-border);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial-card {
  border: var(--neo-border);
  box-shadow: var(--neo-shadow);
  background-color: var(--neo-white);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.testimonial-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--neo-shadow-lg);
}

.rating-stars {
  font-size: 1.3rem;
  color: var(--neo-black);
  letter-spacing: 2px;
  margin-bottom: 14px;
}

.testimonial-text {
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.65;
  color: #222222;
  margin-bottom: 20px;
}

.testimonial-user {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 2px dashed var(--neo-black);
  padding-top: 14px;
}

.user-avatar {
  width: 44px;
  height: 44px;
  border: var(--neo-border);
  box-shadow: 3px 3px 0 var(--neo-black);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--neo-black);
  flex-shrink: 0;
}

.avatar-yellow { background-color: var(--neo-yellow); }
.avatar-cyan   { background-color: var(--neo-cyan); }
.avatar-pink   { background-color: var(--neo-pink); }
.avatar-lime   { background-color: var(--neo-lime); }

.user-info {
  display: flex;
  flex-direction: column;
}

.user-name {
  font-size: 1rem;
  font-weight: 900;
  color: var(--neo-black);
}

.user-role {
  font-size: 0.78rem;
  font-weight: 700;
  color: #555555;
  line-height: 1.3;
}

/* ==============================================================================
   常见问题手风琴 FAQ
   ============================================================================== */
.faq-section {
  padding: 72px 0;
}

.faq-list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border: var(--neo-border);
  box-shadow: var(--neo-shadow);
  background-color: var(--neo-white);
  overflow: hidden;
  transition: all 0.15s ease;
}

.faq-item.active {
  box-shadow: var(--neo-shadow-lg);
  transform: translate(-2px, -2px);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-family: var(--font-main);
  font-size: 1.12rem;
  font-weight: 900;
  color: var(--neo-black);
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  gap: 16px;
  transition: background-color 0.12s ease;
}

.faq-question:hover {
  background-color: var(--neo-yellow);
}

.faq-item.active .faq-question {
  background-color: var(--neo-cyan);
}

.faq-icon {
  width: 28px;
  height: 28px;
  border: 2px solid var(--neo-black);
  background: var(--neo-white);
  box-shadow: 2px 2px 0 var(--neo-black);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  background: var(--neo-pink);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s cubic-bezier(0, 1, 0, 1);
  background: #FCFBF7;
}

.faq-item.active .faq-answer {
  max-height: 600px;
  border-top: var(--neo-border);
  padding: 20px 24px;
  transition: max-height 0.3s ease-in-out;
}

.faq-answer p {
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.7;
  color: #222222;
}

/* ==============================================================================
   网站底部 (Footer)
   ============================================================================== */
.site-footer {
  background-color: var(--neo-black);
  color: var(--neo-white);
  border-top: var(--neo-border);
  padding: 64px 0 28px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr 1.2fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand .brand-logo {
  background-color: var(--neo-yellow);
  display: inline-flex;
  margin-bottom: 16px;
}

.footer-desc {
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.6;
  color: #d1d5db;
  margin-bottom: 20px;
}

.footer-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: #222222;
  border: 2px solid var(--neo-yellow);
  color: var(--neo-yellow);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 800;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--neo-yellow);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #f3f4f6;
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.12s ease;
  display: inline-block;
}

.footer-links a:hover {
  color: var(--neo-yellow);
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 2px solid #333333;
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #9ca3af;
}

.footer-bottom-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom-links a {
  color: #d1d5db;
  text-decoration: none;
  font-weight: 700;
}

.footer-bottom-links a:hover {
  color: var(--neo-yellow);
}

/* ==============================================================================
   移动端底部悬浮条 (Mobile Sticky Action Bar)
   ============================================================================== */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--neo-yellow);
  border-top: var(--neo-border);
  box-shadow: 0 -4px 0 var(--neo-black);
  z-index: 95;
  padding: 10px 16px;
}

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

.mobile-sticky-text {
  font-weight: 900;
  font-size: 0.95rem;
  color: var(--neo-black);
  line-height: 1.2;
  display: flex;
  flex-direction: column;
}

.mobile-sticky-text span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
}

/* ==============================================================================
   响应式断点适配 (Media Queries)
   ============================================================================== */
@media (max-width: 1080px) {
  .features-three-grid,
  .features-sub-grid,
  .articles-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .hero-spinning-badge-wrap {
    margin: 0 auto;
  }

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

  /* 价格同排在平板及手机端采用优雅水平同排可触控滚动或精简并排 */
  .pricing-row {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .pricing-card.featured {
    transform: none;
  }
  .pricing-card.featured:hover {
    transform: translate(-3px, -3px);
  }
}

@media (max-width: 768px) {
  :root {
    --neo-shadow: 4px 4px 0 var(--neo-black);
    --neo-shadow-lg: 8px 8px 0 var(--neo-black);
  }

  .nav-menu, .nav-actions {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

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

  body {
    padding-bottom: 70px;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .features-three-grid,
  .features-sub-grid,
  .articles-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

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

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


/* ==============================================================================
   文章正文与单页规范 (Articles, Sitemap & Standalone Pages)
   ============================================================================== */
.container-narrow {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.article-header {
  margin-bottom: 32px;
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 800;
  margin-bottom: 20px;
}

.breadcrumb-nav a {
  color: var(--neo-black);
  text-decoration: none;
  background: var(--neo-yellow);
  border: 2px solid var(--neo-black);
  box-shadow: 2px 2px 0 var(--neo-black);
  padding: 2px 8px;
  transition: all 0.12s ease;
}

.breadcrumb-nav a:hover {
  background: var(--neo-pink);
  transform: translate(-1px, -1px);
}

.breadcrumb-separator {
  color: #777777;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 900;
  border: 2px solid var(--neo-black);
  box-shadow: 3px 3px 0 var(--neo-black);
  background: var(--neo-pink);
  color: var(--neo-black);
  margin-bottom: 16px;
}

.article-headline {
  font-size: clamp(1.8rem, 4.5vw, 2.7rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.03em;
  color: var(--neo-black);
  margin-bottom: 18px;
}

.article-meta-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 800;
  color: #444444;
  border-bottom: 2px solid var(--neo-black);
  padding-bottom: 16px;
  margin-bottom: 32px;
}

.article-body-wrapper {
  border: var(--neo-border);
  box-shadow: var(--neo-shadow);
  background-color: var(--neo-white);
  padding: 44px 36px;
  margin-bottom: 40px;
}

.article-prose {
  font-size: 1.06rem;
  line-height: 1.85;
  color: #222222;
}

.article-prose h2 {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--neo-black);
  margin: 36px 0 18px;
  padding: 6px 14px;
  background-color: var(--neo-yellow);
  border: var(--neo-border);
  box-shadow: 4px 4px 0 var(--neo-black);
  display: inline-block;
  line-height: 1.3;
}

.article-prose h3 {
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--neo-black);
  margin: 28px 0 14px;
  border-left: 6px solid var(--neo-pink);
  padding-left: 12px;
  line-height: 1.35;
}

.article-prose p {
  margin-bottom: 20px;
}

.article-prose ul, .article-prose ol {
  margin: 16px 0 24px 28px;
}

.article-prose li {
  margin-bottom: 10px;
  font-weight: 600;
}

.article-prose strong {
  font-weight: 900;
  color: var(--neo-black);
  background-color: var(--neo-lime);
  padding: 1px 5px;
  border: 1px solid var(--neo-black);
}

.article-prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  border: var(--neo-border);
  box-shadow: var(--neo-shadow-sm);
}

.article-prose th {
  background-color: var(--neo-cyan);
  border: 2px solid var(--neo-black);
  padding: 12px 14px;
  font-weight: 900;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  text-align: left;
}

.article-prose td {
  border: 2px solid var(--neo-black);
  padding: 12px 14px;
  font-weight: 600;
  background-color: var(--neo-white);
  font-size: 0.95rem;
}

.article-prose blockquote {
  background-color: var(--neo-bg);
  border: var(--neo-border);
  border-left: 10px solid var(--neo-pink);
  box-shadow: 4px 4px 0 var(--neo-black);
  padding: 20px 24px;
  margin: 28px 0;
  font-weight: 700;
  font-size: 1.05rem;
}

.article-cta-box {
  background-color: var(--neo-yellow);
  border: var(--neo-border);
  box-shadow: var(--neo-shadow);
  padding: 36px 30px;
  text-align: center;
  margin: 40px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.article-cta-title {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--neo-black);
}

.article-cta-desc {
  font-size: 1.05rem;
  font-weight: 600;
  max-width: 620px;
}

.related-articles-box {
  background-color: var(--neo-cyan);
  border: var(--neo-border);
  box-shadow: var(--neo-shadow);
  padding: 32px 28px;
  margin-top: 40px;
}

.related-articles-title {
  font-size: 1.3rem;
  font-weight: 900;
  margin-bottom: 16px;
  display: inline-block;
  background: var(--neo-white);
  border: 2px solid var(--neo-black);
  padding: 4px 12px;
  box-shadow: 2px 2px 0 var(--neo-black);
}

.related-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.related-links-list li a {
  color: var(--neo-black);
  font-weight: 800;
  text-decoration: none;
  background: var(--neo-white);
  border: 2px solid var(--neo-black);
  padding: 10px 14px;
  display: block;
  box-shadow: 2px 2px 0 var(--neo-black);
  transition: all 0.12s ease;
}

.related-links-list li a:hover {
  background: var(--neo-yellow);
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 var(--neo-black);
}