/* ==========================================================================
   飞鸟 (FEINIAO) 官方落地页样式表 - 烈焰火羽暗黑视觉体系
   ==========================================================================
   Color Tokens:
     Background:     #080A0F (深邃曜黑)
     Panels:         #11141C (暗曜面板)
     Primary Text:   #F6F1E9 (炽羽暖白)
     Secondary Text: #A6A5AF (清灰辅助文字)
     Flame Orange:   #FF673B (烈焰橙)
     Warm Gold:      #FFD279 (暖光金)
     Thin Borders:   #2B2C34 (精工暗灰线)
   ========================================================================== */

:root {
  /* 基础色彩规范 */
  --bg-main: #080A0F;
  --bg-panel: #11141C;
  --bg-panel-elevated: #161A24;
  --bg-panel-translucent: rgba(17, 20, 28, 0.85);
  
  --text-primary: #F6F1E9;
  --text-secondary: #A6A5AF;
  --text-muted: #6E6D7A;
  
  --color-flame: #FF673B;
  --color-flame-hover: #ff7e56;
  --color-flame-dark: #cc451d;
  --color-gold: #FFD279;
  --color-gold-hover: #ffe09e;
  
  --border-subtle: #2B2C34;
  --border-light: rgba(255, 255, 255, 0.08);
  --border-flame: rgba(255, 103, 59, 0.4);
  --border-gold: rgba(255, 210, 121, 0.4);

  /* 渐变定义 */
  --grad-btn-primary: linear-gradient(135deg, #FF673B 0%, #FFA153 50%, #FFD279 100%);
  --grad-btn-hover: linear-gradient(135deg, #FF7E56 0%, #FFB06E 50%, #FFE19E 100%);
  --grad-text-gold: linear-gradient(135deg, #FFF6E5 15%, #FFD279 60%, #FF673B 100%);
  --grad-card-featured: linear-gradient(180deg, rgba(255, 103, 59, 0.12) 0%, rgba(17, 20, 28, 0.95) 45%, #11141C 100%);

  /* 阴影与微光 */
  --glow-flame-sm: 0 0 16px rgba(255, 103, 59, 0.25);
  --glow-flame-md: 0 0 32px rgba(255, 103, 59, 0.35);
  --glow-gold-sm: 0 0 16px rgba(255, 210, 121, 0.3);

  /* 字体与间距 */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Consolas, Menlo, monospace;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 999px;

  --header-height: 72px;
  --container-max: 1200px;
}

/* ==========================================================================
   全局重置与排版规范
   ========================================================================== */
*, *::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);
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  line-height: 1.65;
  background-color: var(--bg-main);
  color: var(--text-primary);
  overflow-x: hidden;
  position: relative;
}

/* 装饰性极微弱扫描线（远离主体文本，仅在顶底层点缀） */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 100vh;
  background: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.015) 0px,
    rgba(255, 255, 255, 0.015) 1px,
    transparent 1px,
    transparent 4px
  );
  pointer-events: none;
  z-index: 999;
  opacity: 0.25;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* 容器与布局基类 */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.text-center {
  text-align: center;
}

.text-gradient {
  background: var(--grad-text-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* 焦点环无障碍支持 */
body.user-is-tabbing :focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}

:focus:not(:focus-visible) {
  outline: none;
}

/* ==========================================================================
   按钮组件与交互 (Buttons & Badges)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  letter-spacing: 0.02em;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--grad-btn-primary);
  color: #120703;
  box-shadow: 0 4px 14px rgba(255, 103, 59, 0.28);
  border: 1px solid rgba(255, 210, 121, 0.5);
}

.btn-primary:hover {
  background: var(--grad-btn-hover);
  color: #080301;
  box-shadow: 0 6px 20px rgba(255, 103, 59, 0.42);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  background: rgba(17, 20, 28, 0.7);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  background: rgba(255, 210, 121, 0.06);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid transparent;
  padding: 8px 16px;
  font-size: 0.9rem;
}

.btn-ghost:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.88rem;
}

.btn-lg {
  padding: 14px 30px;
  font-size: 1.05rem;
  border-radius: 6px;
}

.btn-xl {
  padding: 16px 38px;
  font-size: 1.12rem;
  border-radius: 6px;
}

.btn-block {
  width: 100%;
}

.btn-arrow {
  transition: transform 0.2s ease;
}

.btn:hover .btn-arrow {
  transform: translateX(3px);
}

/* 徽章与标签 */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(255, 210, 121, 0.08);
  border: 1px solid rgba(255, 210, 121, 0.25);
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-gold);
  letter-spacing: 0.03em;
  margin-bottom: 24px;
}

.badge-dot {
  color: var(--color-gold);
  font-size: 0.85rem;
}

.section-tag-wrap {
  margin-bottom: 14px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-gold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

/* 通用区块标题 */
.section-header {
  max-width: 720px;
  margin: 0 auto 56px auto;
}

.section-title {
  font-size: 2.3rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   1. 顶部导航栏 (Header & Navigation)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 1000;
  background: rgba(8, 10, 15, 0.8);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(43, 44, 52, 0.5);
  transition: all 0.3s ease;
}

.site-header.is-scrolled {
  background: rgba(8, 10, 15, 0.94);
  border-bottom-color: var(--border-subtle);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo-icon {
  flex-shrink: 0;
}

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

.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.1;
  letter-spacing: 0.05em;
}

.brand-subtitle {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.16em;
}

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

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s ease;
  position: relative;
  padding: 6px 0;
}

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

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

/* 移动端汉堡切换按钮 */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
}

.hamburger-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all 0.2s ease;
}

/* 移动端侧边菜单抽屉 */
.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.mobile-overlay.is-active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 280px;
  height: 100%;
  background: var(--bg-panel);
  border-left: 1px solid var(--border-subtle);
  z-index: 1100;
  display: flex;
  flex-direction: column;
  padding: 24px;
  transition: right 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.8);
}

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

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 24px;
}

.mobile-close-btn {
  color: var(--text-secondary);
  padding: 6px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-close-btn:hover {
  color: var(--color-gold);
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mobile-nav-link {
  display: block;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-primary);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.mobile-nav-link:hover {
  background: rgba(255, 210, 121, 0.08);
  color: var(--color-gold);
}

.mobile-drawer-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

/* ==========================================================================
   2. Hero 英雄区
   ========================================================================== */
.hero-section {
  position: relative;
  padding-top: calc(var(--header-height) + 50px);
  padding-bottom: 40px;
  overflow: hidden;
}

.hero-ambient-glow {
  position: absolute;
  top: 10%;
  right: 15%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(255, 103, 59, 0.16) 0%, rgba(255, 103, 59, 0.04) 45%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
  position: relative;
  z-index: 2;
  margin-bottom: 60px;
}

.hero-content {
  max-width: 620px;
}

.hero-title {
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-gold);
  margin-bottom: 24px;
  letter-spacing: 0.01em;
}

.hero-intro-panel {
  background: var(--bg-panel-translucent);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--color-flame);
  border-radius: var(--radius-sm);
  padding: 18px 22px;
  margin-bottom: 32px;
  backdrop-filter: blur(10px);
}

.hero-intro-panel p {
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.65;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.hero-features-micro {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.86rem;
  color: var(--text-secondary);
}

.micro-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* 右侧原创火羽飞鸟视觉展示 */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.phoenix-visual-wrapper {
  position: relative;
  width: 100%;
  max-width: 540px;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.phoenix-ambient-backdrop {
  position: absolute;
  inset: 10%;
  background: radial-gradient(circle, rgba(255, 103, 59, 0.24) 0%, rgba(255, 210, 121, 0.08) 40%, transparent 70%);
  filter: blur(28px);
  pointer-events: none;
  z-index: 1;
}

.phoenix-svg {
  width: 100%;
  height: 100%;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.6));
}

/* 飞鸟 SVG 轻量动画 (CSS transforms & opacity) */
.phoenix-bird-group {
  animation: phoenixHover 6s ease-in-out infinite alternate;
  transform-origin: 350px 330px;
}

.phoenix-wing.wing-left {
  animation: wingBeatLeft 5s ease-in-out infinite alternate;
  transform-origin: 320px 260px;
}

.phoenix-wing.wing-right {
  animation: wingBeatRight 5s ease-in-out infinite alternate;
  transform-origin: 380px 260px;
}

.phoenix-tail {
  animation: tailSway 7s ease-in-out infinite alternate;
  transform-origin: 350px 370px;
}

.orbit-ring.orbit-1 {
  animation: orbitSpinSlow 40s linear infinite;
  transform-origin: 350px 330px;
}

.orbit-ring.orbit-2 {
  animation: orbitSpinReverse 35s linear infinite;
  transform-origin: 350px 330px;
}

.flight-trail {
  stroke-dashoffset: 0;
  animation: trailFlow 4s linear infinite;
}

.trail-outer-left, .trail-outer-right {
  animation: trailFlow 6s linear infinite;
}

/* 漂浮微粒火羽动画 */
.ember-1 { animation: emberFloat 4s ease-in-out infinite alternate; }
.ember-2 { animation: emberFloat 5s ease-in-out 0.8s infinite alternate; }
.ember-3 { animation: emberFloat 4.5s ease-in-out 1.5s infinite alternate; }
.ember-4 { animation: emberFloat 3.8s ease-in-out 0.3s infinite alternate; }
.ember-5 { animation: emberFloat 5.2s ease-in-out 1.2s infinite alternate; }
.ember-6 { animation: emberFloat 4.2s ease-in-out 0.5s infinite alternate; }
.ember-7 { animation: emberFloat 3.5s ease-in-out 2s infinite alternate; }
.ember-8 { animation: emberFloat 4.8s ease-in-out 0.7s infinite alternate; }
.ember-9 { animation: emberFloat 5.5s ease-in-out 1.8s infinite alternate; }

@keyframes phoenixHover {
  0% { transform: translateY(0px) scale(1); }
  100% { transform: translateY(-8px) scale(1.015); }
}

@keyframes wingBeatLeft {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(-1.5deg) translateY(-2px); }
}

@keyframes wingBeatRight {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(1.5deg) translateY(-2px); }
}

@keyframes tailSway {
  0% { transform: rotate(-1deg); }
  100% { transform: rotate(1deg); }
}

@keyframes orbitSpinSlow {
  0% { transform: rotate(-18deg); }
  100% { transform: rotate(342deg); }
}

@keyframes orbitSpinReverse {
  0% { transform: rotate(24deg); }
  100% { transform: rotate(-336deg); }
}

@keyframes trailFlow {
  from { stroke-dashoffset: 40; }
  to { stroke-dashoffset: 0; }
}

@keyframes emberFloat {
  0% { transform: translate(0, 0); opacity: 0.4; }
  50% { opacity: 0.95; }
  100% { transform: translate(3px, -12px); opacity: 0.3; }
}

/* 英雄区底部透视网格 (Perspective Grid) */
.hero-perspective-grid {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 240px;
  pointer-events: none;
  z-index: 1;
  background-image: 
    linear-gradient(to right, rgba(255, 103, 59, 0.12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 103, 59, 0.12) 1px, transparent 1px);
  background-size: 50px 50px;
  transform: perspective(400px) rotateX(65deg);
  transform-origin: bottom center;
  mask-image: linear-gradient(to top, rgba(0, 0, 0, 0.6) 0%, transparent 85%);
  -webkit-mask-image: linear-gradient(to top, rgba(0, 0, 0, 0.6) 0%, transparent 85%);
}

/* ==========================================================================
   3. 航程清单条 (Flight Checklist Strip)
   ========================================================================== */
.flight-strip-container {
  position: relative;
  z-index: 3;
}

.flight-checklist-strip {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px 32px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.check-num {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
  padding-top: 2px;
}

.check-body {
  display: flex;
  flex-direction: column;
}

.check-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
  letter-spacing: 0.02em;
}

.check-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.checklist-divider {
  width: 1px;
  height: 48px;
  background: var(--border-subtle);
  margin: 0 20px;
}

/* ==========================================================================
   4. 品牌理念与核心优势 (Brand & Advantages - 非对称布局)
   ========================================================================== */
.section-brand-advantages {
  padding: 100px 0;
  position: relative;
  border-top: 1px solid rgba(43, 44, 52, 0.4);
}

.brand-adv-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 60px;
  align-items: flex-start;
}

.brand-editorial-col {
  position: sticky;
  top: calc(var(--header-height) + 30px);
}

.editorial-heading {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 24px;
}

.editorial-lead p {
  font-size: 1.02rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 18px;
}

.feather-accent-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  margin-top: 32px;
}

.feather-accent-icon {
  flex-shrink: 0;
}

.feather-accent-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.feather-accent-text strong {
  font-size: 0.95rem;
  color: var(--color-gold);
}

.feather-accent-text span {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* 右侧纵向编号优势行 (Stacked Numbered Feature Rows) */
.advantages-rows-col {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.feature-row-item {
  display: flex;
  gap: 24px;
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-row-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0%;
  background: var(--grad-btn-primary);
  transition: height 0.3s ease;
}

.feature-row-item:hover {
  border-color: rgba(255, 103, 59, 0.4);
  transform: translateX(4px);
  background: var(--bg-panel-elevated);
}

.feature-row-item:hover::before {
  height: 100%;
}

.feature-index-badge {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
  flex-shrink: 0;
  opacity: 0.8;
}

.feature-row-main {
  flex: 1;
}

.feature-row-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.feature-title {
  font-size: 1.28rem;
  font-weight: 700;
  color: var(--text-primary);
}

.feature-meta-tag {
  font-size: 0.76rem;
  font-family: var(--font-mono);
  color: var(--color-gold);
  background: rgba(255, 210, 121, 0.08);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 210, 121, 0.2);
}

.feature-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 16px;
}

.feature-pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.feature-pill {
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   5. 流媒体与AI展示面板 (Streaming & AI Showcase Dashboard)
   ========================================================================== */
.section-media-ai {
  padding: 100px 0;
  background: radial-gradient(ellipse at center top, rgba(255, 103, 59, 0.05) 0%, transparent 60%);
  border-top: 1px solid rgba(43, 44, 52, 0.4);
}

.dashboard-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}

.dashboard-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: rgba(8, 10, 15, 0.6);
  border-bottom: 1px solid var(--border-subtle);
}

.dash-status-dot-group {
  display: flex;
  gap: 6px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.status-dot.red { background-color: #E05252; }
.status-dot.yellow { background-color: #FFD279; }
.status-dot.green { background-color: #4CAF50; }

.dash-terminal-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.08em;
}

.dash-tag-status {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #4CAF50;
  display: flex;
  align-items: center;
  gap: 6px;
}

.dash-tag-status::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #4CAF50;
  box-shadow: 0 0 6px #4CAF50;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  divide-x: 1px solid var(--border-subtle);
}

.dash-col {
  padding: 36px 30px;
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
}

.dash-col:last-child {
  border-right: none;
}

.dash-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.dash-card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(255, 103, 59, 0.08);
  border: 1px solid rgba(255, 103, 59, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.dash-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
}

.dash-card-sub {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-gold);
  display: block;
}

.dash-card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
  min-height: 58px;
}

.platform-badges-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.platform-badge {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  padding: 5px 11px;
  border-radius: 4px;
  transition: border-color 0.2s ease;
}

.platform-badge:hover {
  border-color: var(--color-flame);
  color: var(--color-gold);
}

.dash-verify-status {
  margin-top: auto;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--color-gold);
  padding-top: 16px;
  border-top: 1px dashed var(--border-subtle);
}

.verify-indicator {
  font-size: 0.85rem;
  color: #4CAF50;
}

.dashboard-disclaimer {
  padding: 18px 24px;
  background: rgba(8, 10, 15, 0.75);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.disclaimer-icon {
  color: var(--color-gold);
  font-size: 1rem;
  font-weight: bold;
}

/* ==========================================================================
   6. 套餐价格 (Pricing Plans)
   ========================================================================== */
.section-pricing {
  padding: 100px 0;
  position: relative;
  border-top: 1px solid rgba(43, 44, 52, 0.4);
}

.pricing-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
  margin-bottom: 36px;
}

.pricing-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s ease;
}

.pricing-card:hover {
  border-color: rgba(255, 210, 121, 0.4);
  transform: translateY(-4px);
}

/* 中间推荐套餐 (炽羽计划) 突出展示 */
.pricing-card.featured-card {
  background: var(--grad-card-featured);
  border: 1px solid var(--color-flame);
  box-shadow: 0 12px 36px rgba(255, 103, 59, 0.18);
  transform: scale(1.02);
}

.pricing-card.featured-card:hover {
  transform: scale(1.02) translateY(-4px);
  box-shadow: 0 16px 48px rgba(255, 103, 59, 0.28);
}

.featured-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--grad-btn-primary);
  color: #120703;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  letter-spacing: 0.04em;
  box-shadow: 0 4px 12px rgba(255, 103, 59, 0.35);
}

.pricing-card-header {
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 24px;
}

.plan-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.plan-tag-hot {
  color: var(--color-gold);
  background: rgba(255, 103, 59, 0.15);
  border-color: rgba(255, 103, 59, 0.4);
}

.plan-name {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.plan-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.45;
  min-height: 38px;
  margin-bottom: 18px;
}

.plan-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.currency {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-gold);
}

.price-amount {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  letter-spacing: -0.02em;
}

.price-period {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.pricing-card-specs {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
  flex: 1;
}

.spec-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.04);
  padding-bottom: 8px;
}

.spec-label {
  color: var(--text-secondary);
}

.spec-value {
  color: var(--text-primary);
  font-weight: 600;
}

.spec-value.highlight-gold {
  color: var(--color-gold);
}

.pricing-card-action {
  margin-top: auto;
}

.pricing-footer-note {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   7. 使用指南 (Setup Guide - 三步连接流程)
   ========================================================================== */
.section-guide {
  padding: 100px 0;
  position: relative;
  border-top: 1px solid rgba(43, 44, 52, 0.4);
}

.guide-steps-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
}

/* 步骤横向连接线 */
.guide-connector-line {
  position: absolute;
  top: 48px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, 
    var(--color-flame) 0%, 
    var(--color-gold) 50%, 
    var(--color-flame) 100%);
  opacity: 0.35;
  z-index: 1;
}

.guide-step-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  position: relative;
  z-index: 2;
  transition: all 0.3s ease;
}

.guide-step-card:hover {
  border-color: rgba(255, 103, 59, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.4);
}

.guide-step-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.step-num-badge {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-main);
  border: 2px solid var(--color-gold);
  color: var(--color-gold);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 12px rgba(255, 210, 121, 0.2);
}

.feather-indicator {
  opacity: 0.7;
}

.guide-step-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.guide-step-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  min-height: 66px;
}

.step-micro-points {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--color-gold);
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
}

/* ==========================================================================
   8. 常见问题 (FAQ - 两列布局与无障碍手风琴)
   ========================================================================== */
.section-faq {
  padding: 100px 0;
  position: relative;
  border-top: 1px solid rgba(43, 44, 52, 0.4);
}

.faq-two-col-layout {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
  align-items: flex-start;
}

.faq-editorial-col {
  position: sticky;
  top: calc(var(--header-height) + 30px);
}

.faq-heading {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
}

.faq-editorial-desc {
  font-size: 1.02rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 32px;
}

.faq-help-box {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
}

.faq-help-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.faq-help-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 18px;
  line-height: 1.5;
}

.faq-help-actions {
  display: flex;
  gap: 12px;
}

/* FAQ 手风琴列表 */
.faq-accordion-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  transition: all 0.25s ease;
  overflow: hidden;
}

.faq-item:hover {
  border-color: rgba(255, 210, 121, 0.35);
}

.faq-item.is-open {
  border-color: var(--color-flame);
  background: var(--bg-panel-elevated);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: color 0.2s ease;
}

.faq-question:hover {
  color: var(--color-gold);
}

.faq-icon {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-gold);
  line-height: 1;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
  color: var(--color-flame);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-answer-inner {
  padding: 0 24px 22px 24px;
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.faq-answer-inner p strong {
  color: var(--color-gold);
}

/* ==========================================================================
   9. 最终行动召唤区 (Final CTA Section)
   ========================================================================== */
.section-final-cta {
  padding: 120px 0;
  position: relative;
  background: #0B0E16;
  border-top: 1px solid rgba(43, 44, 52, 0.5);
  overflow: hidden;
}

.final-cta-atmosphere {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.cta-bg-phoenix-wing {
  width: 100%;
  max-width: 900px;
  filter: drop-shadow(0 0 30px rgba(255, 103, 59, 0.2));
}

.final-cta-container {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.final-cta-heading {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.2;
}

.final-cta-subtitle {
  font-size: 1.18rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 36px;
}

.final-cta-actions {
  margin-bottom: 32px;
}

.final-cta-micro-features {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  font-size: 0.88rem;
  color: var(--color-gold);
  flex-wrap: wrap;
}

/* ==========================================================================
   10. 页脚 (Footer)
   ========================================================================== */
.site-footer {
  background: #06070B;
  position: relative;
  padding-top: 60px;
  padding-bottom: 40px;
}

.footer-glow-line {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(255, 103, 59, 0.6) 30%, 
    rgba(255, 210, 121, 0.8) 50%, 
    rgba(255, 103, 59, 0.6) 70%, 
    transparent 100%);
  box-shadow: 0 0 10px rgba(255, 103, 59, 0.4);
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 36px;
}

.footer-brand-slogan {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 18px 0 20px 0;
}

.footer-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(76, 175, 80, 0.08);
  border: 1px solid rgba(76, 175, 80, 0.25);
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  color: #81C784;
}

.status-indicator-live {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #4CAF50;
  box-shadow: 0 0 6px #4CAF50;
}

.footer-col-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

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

.footer-link-list a {
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.footer-link-list a:hover {
  color: var(--color-gold);
}

.footer-bottom-bar {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.compliance-note {
  font-size: 0.76rem;
  opacity: 0.8;
}

/* ==========================================================================
   响应式断点适配 (Responsive Media Queries)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-content {
    max-width: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-intro-panel {
    text-align: left;
    max-width: 580px;
  }

  .hero-features-micro {
    justify-content: center;
  }

  .hero-visual {
    max-width: 460px;
    margin: 0 auto;
  }

  .flight-checklist-strip {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .checklist-divider {
    display: none;
  }

  .brand-adv-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .brand-editorial-col {
    position: static;
  }

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

  .dash-col {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
  }

  .dash-col:last-child {
    border-bottom: none;
  }

  .pricing-cards-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
  }

  .pricing-card.featured-card {
    transform: none;
  }

  .pricing-card.featured-card:hover {
    transform: translateY(-4px);
  }

  .guide-steps-container {
    grid-template-columns: 1fr;
  }

  .guide-connector-line {
    display: none;
  }

  .faq-two-col-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .faq-editorial-col {
    position: static;
  }

  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  .desktop-nav,
  .header-actions .btn-ghost {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .hero-features-micro {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }

  .editorial-heading,
  .section-title,
  .final-cta-heading,
  .faq-heading {
    font-size: 2rem;
  }

  .feature-row-item {
    flex-direction: column;
    gap: 12px;
  }

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

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.1rem;
  }

  .final-cta-heading {
    font-size: 1.8rem;
  }

  .flight-checklist-strip {
    padding: 20px 18px;
  }

  .btn-lg, .btn-xl {
    padding: 12px 24px;
    font-size: 0.98rem;
  }
}

/* ==========================================================================
   11. 知识专栏与文章展示 (Articles Section & Inner Article Pages)
   ========================================================================== */
.section-articles {
  padding: 100px 0;
  position: relative;
  border-top: 1px solid rgba(43, 44, 52, 0.4);
  background: radial-gradient(circle at 80% 20%, rgba(255, 103, 59, 0.04) 0%, transparent 60%);
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.article-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.article-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-flame), var(--color-gold));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.article-card:hover {
  border-color: rgba(255, 103, 59, 0.4);
  transform: translateY(-5px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 20px rgba(255, 103, 59, 0.1);
  background: var(--bg-panel-elevated);
}

.article-card:hover::before {
  opacity: 1;
}

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

.article-category-badge {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--color-gold);
  background: rgba(255, 210, 121, 0.08);
  border: 1px solid rgba(255, 210, 121, 0.25);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}

.article-read-time {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-muted);
}

.article-card-title {
  font-size: 1.18rem;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 12px;
}

.article-card-title a {
  color: var(--text-primary);
  transition: color 0.2s ease;
}

.article-card:hover .article-card-title a {
  color: var(--color-gold);
}

.article-card-excerpt {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
  margin-top: auto;
}

.article-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.article-link-arrow {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-gold);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s ease, color 0.2s ease;
}

.article-card:hover .article-link-arrow {
  color: var(--color-flame);
  gap: 8px;
}

/* ==========================================================================
   12. 独立文章详情页模版样式 (Article Inner Detail Pages)
   ========================================================================== */
.article-page-header {
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 40px;
  background: linear-gradient(180deg, rgba(17, 20, 28, 0.7) 0%, rgba(8, 10, 15, 0.95) 100%);
  border-bottom: 1px solid var(--border-subtle);
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.84rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.breadcrumb-nav a {
  color: var(--color-gold);
  transition: color 0.2s ease;
}

.breadcrumb-nav a:hover {
  color: var(--color-flame);
}

.breadcrumb-sep {
  opacity: 0.4;
}

.article-main-title {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.article-post-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.86rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
}

.article-post-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-layout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 48px;
  padding: 60px 0 100px 0;
  align-items: flex-start;
}

.article-body-content {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-secondary);
}

.article-body-content h2 {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 44px 0 18px 0;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 12px;
}

.article-body-content h2::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 22px;
  background: var(--color-flame);
  border-radius: var(--radius-sm);
  box-shadow: 0 0 8px var(--color-flame);
}

.article-body-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-gold);
  margin: 28px 0 12px 0;
}

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

.article-body-content strong {
  color: var(--text-primary);
}

.article-body-content ul, .article-body-content ol {
  margin: 18px 0 24px 24px;
}

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

.article-body-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-gold);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.article-callout-box {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--color-gold);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 30px 0;
}

.article-callout-box.flame {
  border-left-color: var(--color-flame);
  background: rgba(255, 103, 59, 0.06);
}

.callout-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.article-table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-size: 0.92rem;
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.article-table th {
  background: rgba(8, 10, 15, 0.8);
  color: var(--color-gold);
  font-weight: 700;
  text-align: left;
  padding: 12px 18px;
  border-bottom: 1px solid var(--border-subtle);
}

.article-table td {
  padding: 12px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
}

.article-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.article-inline-cta {
  background: linear-gradient(135deg, rgba(255, 103, 59, 0.12) 0%, rgba(17, 20, 28, 0.9) 100%);
  border: 1px solid var(--border-flame);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  margin: 40px 0;
  text-align: center;
}

.article-inline-cta h3 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.article-inline-cta p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto 20px auto;
}

/* 文章侧边栏 */
.article-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-widget {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px 20px;
}

.sidebar-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.toc-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.88rem;
}

.toc-list a {
  color: var(--text-secondary);
  transition: color 0.2s ease, transform 0.2s ease;
  display: block;
}

.toc-list a:hover {
  color: var(--color-gold);
  transform: translateX(4px);
}

.sidebar-cta-widget {
  background: linear-gradient(180deg, rgba(255, 103, 59, 0.15) 0%, var(--bg-panel) 100%);
  border-color: var(--border-flame);
  text-align: center;
}

.sidebar-cta-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.sidebar-cta-desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.5;
}

@media (max-width: 1024px) {
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .article-layout-grid {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    position: static;
  }
}

@media (max-width: 680px) {
  .articles-grid {
    grid-template-columns: 1fr;
  }

  .article-page-header {
    padding-top: calc(var(--header-height) + 20px);
  }
}

/* ==========================================================================
   无障碍与低动态模式 (Prefers-reduced-motion)
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .phoenix-bird-group,
  .phoenix-wing,
  .phoenix-tail,
  .orbit-ring,
  .flight-trail,
  .ember {
    animation: none !important;
  }
}