/* 系统字体栈，无需外部字体加载 */
@font-face { font-family: 'Noto Sans SC'; src: local('PingFang SC'), local('Microsoft YaHei'), local('Noto Sans SC'), local('SimHei'); }

/* ========== 基础变量与重置（继承Kimi视觉风格） ========== */
:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #0d1117;
  --bg-card: rgba(22, 27, 34, 0.7);
  --bg-card-hover: rgba(30, 36, 46, 0.75);
  --bg-elevated: rgba(38, 46, 60, 0.8);
  --bg-subtle: rgba(22, 27, 34, 0.5);
  --border: rgba(129, 140, 248, 0.08);
  --border-hover: rgba(129, 140, 248, 0.25);
  --text-primary: #f0f4f8;
  --text-secondary: #9ca3af;
  --text-muted: #7a8aa3;
  --accent: #818cf8;
  --accent-glow: rgba(129, 140, 248, 0.2);
  --accent-secondary: #4ee8f2;
  --accent-green: #4af0b6;
  --accent-purple: #c495f5;
  --accent-magenta: #e879c2;
  --accent-orange: #f2b56a;
  --accent-rose: #f76b8a;
  --gradient-main: linear-gradient(135deg, #a78bfa 0%, #818cf8 35%, #60b0ff 65%, #4ee8f2 100%);
  --gradient-dark: linear-gradient(180deg, #0a0e1a 0%, #0d1117 100%);
  --gradient-glow-purple: radial-gradient(ellipse 80vw 60vh at 20% 30%, rgba(196,149,245,0.12) 0%, transparent 60%);
  --gradient-glow-blue: radial-gradient(ellipse 70vw 50vh at 80% 20%, rgba(129,140,248,0.1) 0%, transparent 60%);
  --gradient-glow-warm: radial-gradient(ellipse 60vw 40vh at 70% 60%, rgba(242,181,106,0.06) 0%, transparent 50%);
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.35);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.45);
  --shadow-lg: 0 16px 64px rgba(0,0,0,0.55);
  --shadow-glow: 0 0 60px rgba(129, 140, 248, 0.12), 0 0 120px rgba(196, 149, 245, 0.06);
  --shadow-inset-glow: inset 0 1px 1px rgba(255,255,255,0.05), inset 0 -1px 1px rgba(0,0,0,0.3);
  --font-display: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --font-sans: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --font-mono: 'SF Mono', 'Consolas', 'Courier New', monospace;
  --transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1), background 0.4s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-scroll-behavior: smooth; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0.01em;
}

/* 全局动态光晕 */
.ambient-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    var(--gradient-glow-purple),
    var(--gradient-glow-blue),
    var(--gradient-glow-warm);
  animation: ambientBreath 10s ease-in-out infinite alternate;
}
@keyframes ambientBreath {
  0% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
  100% { opacity: 0.8; transform: scale(0.98); }
}

/* ========== 导航 ========== */
.page-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 14, 26, 0.85);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}
.nav-left, .nav-right {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.nav-center {
  display: flex;
  align-items: center;
  gap: 4px;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav-logo-img {
  height: 32px;
  width: auto;
  object-fit: contain;
}
.nav-logo-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.08em;
  font-family: var(--font-sans);
}
.page-nav-tab {
  padding: 10px 22px;
  border-radius: 24px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 400;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.08em;
}
.page-nav-tab:hover { color: var(--text-primary); background: rgba(129,140,248,0.08); }
.page-nav-tab.active {
  background: linear-gradient(135deg, rgba(129,140,248,0.18), rgba(167,139,250,0.1));
  color: var(--accent);
  box-shadow: 0 0 24px rgba(129,140,248,0.12), inset 0 1px 1px rgba(255,255,255,0.08);
  border: 1px solid rgba(129,140,248,0.2);
  font-weight: 500;
}

.page { display: none; min-height: 100vh; padding-top: 44px; animation: fadeIn 0.5s ease; position: relative; z-index: 1; }
.page.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideUp { from { opacity: 0; transform: translateY(36px); } to { opacity: 1; transform: translateY(0); } }
@keyframes float { 0%,100% { transform: translateY(0px); } 50% { transform: translateY(-8px); } }
@keyframes dotPulse { 0%,100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.4); opacity: 0.7; } }
@keyframes gradientShift { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }
@keyframes marquee { 0% { transform: translateX(100%); } 100% { transform: translateX(-50%); } }
@keyframes statusPulse { 0%,100% { box-shadow: 0 0 0 0 rgba(79, 224, 181, 0); } 50% { box-shadow: 0 0 0 6px rgba(79, 224, 181, 0.15); } }
@keyframes statusPulseOrange { 0%,100% { box-shadow: 0 0 0 0 rgba(242, 181, 106, 0); } 50% { box-shadow: 0 0 0 6px rgba(242, 181, 106, 0.15); } }
@keyframes statusPulseRose { 0%,100% { box-shadow: 0 0 0 0 rgba(247, 107, 138, 0); } 50% { box-shadow: 0 0 0 6px rgba(247, 107, 138, 0.15); } }
@keyframes pulse { 0%,100% { opacity: 0.6; } 50% { opacity: 1; } }

/* fadeInUp 已在下方统一定义（20px），此处仅保留骨架屏专用 fadeIn */
/* 表单步骤切换过渡（UIUX 报告：步骤切换直接替换、无推进感） */
.form-step { animation: stepFadeIn 0.35s ease; }
@keyframes stepFadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* ========== 骨架屏 (Skeleton Loading) ========== */
.skeleton-container { display: none; padding: 40px 24px; max-width: 1200px; margin: 0 auto; }
/* 骨架屏显示由 JS 控制，CSS 不做自动显示 */
.skeleton { background: linear-gradient(90deg, rgba(129,140,248,0.04) 25%, rgba(129,140,248,0.08) 50%, rgba(129,140,248,0.04) 75%); background-size: 200% 100%; animation: shimmer 1.5s ease-in-out infinite; border-radius: 8px; }
.skeleton-title { height: 32px; width: 40%; margin-bottom: 32px; border-radius: 8px; }
.skeleton-row { display: flex; gap: 20px; margin-bottom: 32px; }
.skeleton-card { flex: 1; height: 100px; border-radius: var(--radius-md); }
.skeleton-line { height: 16px; width: 100%; margin-bottom: 16px; border-radius: 6px; }
.skeleton-line:last-child { width: 70%; }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.skeleton-hidden { display: none !important; }

/* ========== 生成进度条 (在软著列表行内) ========== */
.soft-progress-bar-track { width: 160px; height: 20px; background: var(--bg-elevated); border-radius: 10px; overflow: hidden; position: relative; display: inline-block; vertical-align: middle; }
.soft-progress-bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent), #60a5fa); border-radius: 10px; transition: width 0.5s ease; position: relative; }
.soft-progress-bar-text { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 10px; font-weight: 600; color: #fff; letter-spacing: 0.02em; }

/* ========== 移动端导航汉堡菜单 ========== */
.hamburger-btn { display: none; background: none; border: none; color: var(--text-secondary); font-size: 24px; cursor: pointer; padding: 8px 12px; transition: var(--transition); }
.hamburger-btn:hover { color: var(--text-primary); }
.mobile-nav-overlay { 
  position: fixed; top: 60px; left: 0; right: 0; bottom: 0; 
  background: rgba(10,14,26,0.92); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); 
  z-index: 999; flex-direction: column; align-items: center; padding: 24px; gap: 6px; overflow-y: auto; -webkit-overflow-scrolling: touch;
  opacity: 0; visibility: hidden; transform: translateX(100%);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
}
.mobile-nav-overlay.open { 
  display: flex; opacity: 1; visibility: visible; transform: translateX(0);
}
.mobile-nav-tab { padding: 14px 24px; border-radius: 12px; border: none; background: transparent; color: var(--text-secondary); font-family: var(--font-display); font-size: 15px; font-weight: 400; cursor: pointer; transition: var(--transition); width: 100%; text-align: center; letter-spacing: 0.06em; }
.mobile-nav-tab:hover { background: rgba(129,140,248,0.06); color: var(--text-primary); }
.mobile-nav-tab.active { background: rgba(129,140,248,0.1); color: var(--accent); font-weight: 500; border: 1px solid rgba(129,140,248,0.2); }
@media (max-width: 768px) {
  .hamburger-btn { display: block; }
  .nav-center { display: none; }
  .nav-right { gap: 6px; }
  .page-nav { padding: 0 12px; }
  .login-nav-btn { padding: 6px 12px; font-size: 12px; }
  .nav-mobile-link { padding: 6px 10px; font-size: 12px; margin-right: 4px; }
  .nav-mobile-link .pc-ico { width: 13px; height: 13px; }
}

/* ========== 空状态插图 ========== */
.empty-illustration { text-align: center; padding: 48px 24px; display: none; }
.empty-illustration.show { display: flex; flex-direction: column; align-items: center; }
.empty-illustration svg { margin-bottom: 20px; }
.empty-illustration h3 { font-family: var(--font-display); font-size: 18px; font-weight: 600; margin-bottom: 8px; color: var(--text-primary); }
.empty-illustration p { font-size: 13px; color: var(--text-secondary); margin-bottom: 24px; max-width: 360px; line-height: 1.6; }

/* ── 空状态友好引导 ── */
.empty-state-welcome { display: flex; flex-direction: column; align-items: center; animation: fadeInUp 0.5s ease; }
.empty-state-emoji { font-size: 48px; margin-bottom: 16px; animation: bounceIn 0.6s ease; }
.empty-state-welcome h3 { font-size: 22px; font-weight: 700; margin-bottom: 8px; background: var(--gradient-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.empty-state-desc { font-size: 14px; color: var(--text-secondary); margin-bottom: 28px; }
.empty-state-steps { display: flex; align-items: center; gap: 12px; margin-bottom: 32px; flex-wrap: wrap; justify-content: center; }
.empty-step { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 16px 20px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); min-width: 120px; transition: var(--transition); }
.empty-step:hover { border-color: var(--border-hover); transform: translateY(-2px); }
.empty-step-num { width: 28px; height: 28px; border-radius: 50%; background: var(--gradient-main); color: #fff; font-size: 13px; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.empty-step-text { font-size: 12px; color: var(--text-secondary); font-weight: 500; }
.empty-step-arrow { font-size: 20px; color: var(--accent); font-weight: 300; }
.empty-state-cta { padding: 14px 40px; font-size: 15px; margin-bottom: 12px; animation: pulseGlow 2s ease-in-out infinite; }
.empty-state-tip { font-size: 12px; color: var(--text-muted); margin-bottom: 0; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes bounceIn { 0% { transform: scale(0.3); opacity: 0; } 50% { transform: scale(1.05); } 70% { transform: scale(0.9); } 100% { transform: scale(1); opacity: 1; } }
@keyframes pulseGlow { 0%, 100% { box-shadow: 0 0 0 0 rgba(129,140,248,0.4); } 50% { box-shadow: 0 0 0 12px rgba(129,140,248,0); } }

/* ── 表单帮助图标 Tooltip ── */
.help-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(129,140,248,0.12);
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  cursor: help;
  margin-left: 4px;
  vertical-align: middle;
  position: relative;
  transition: all 0.2s ease;
  user-select: none;
  -webkit-user-select: none;
}
.help-icon:hover,
.help-icon:focus {
  background: var(--accent);
  color: #fff;
  outline: none;
}
.help-icon::before {
  content: attr(data-tip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) scale(0.95);
  width: max-content;
  max-width: 320px;
  min-width: 200px;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-md);
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.7;
  font-weight: 400;
  white-space: pre-line;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
  z-index: 100;
  pointer-events: none;
}
.help-icon::after {
  content: '';
  position: absolute;
  bottom: calc(100% + 2px);
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--border-hover);
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
  z-index: 100;
}
.help-icon:hover::before,
.help-icon:hover::after,
.help-icon:focus::before,
.help-icon:focus::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) scale(1);
}
/* 移动端 tooltip 自适应 */
@media (max-width: 640px) {
  .help-icon::before {
    left: auto;
    right: -10px;
    transform: translateX(0) scale(0.95);
    max-width: 260px;
    min-width: 180px;
  }
  .help-icon:hover::before,
  .help-icon:focus::before {
    transform: translateX(0) scale(1);
  }
  .help-icon::after {
    left: auto;
    right: 4px;
    transform: translateX(0);
  }
}

/* ========== 表单实时校验 ========== */
.form-input.validation-error { border-color: var(--accent-rose) !important; box-shadow: 0 0 0 3px rgba(247,107,138,0.15) !important; }
.form-input.validation-success { border-color: var(--accent-green) !important; box-shadow: 0 0 0 3px rgba(74,240,182,0.12) !important; }
.validation-msg { font-size: 11px; margin-top: 4px; display: none; transition: all 0.2s ease; }
.validation-msg.error { display: block; color: var(--accent-rose); }
.validation-msg.success { display: block; color: var(--accent-green); }
.validation-icon { display: inline-block; width: 16px; height: 16px; border-radius: 50%; margin-right: 4px; vertical-align: middle; text-align: center; font-size: 10px; line-height: 16px; font-weight: 700; }
.validation-icon.error { background: rgba(247,107,138,0.15); color: var(--accent-rose); }
.validation-icon.success { background: rgba(74,240,182,0.15); color: var(--accent-green); }

/* 移动端表格滚动 */
.table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-responsive table { min-width: 640px; }

@media (max-width: 768px) {
  .dashboard-main { padding: 16px 12px !important; }
  .generate-main { padding: 16px 12px !important; }
  .dashboard-header { flex-direction: column; align-items: stretch; }
  .dashboard-search { width: 100%; }
  .search-input { width: 100%; }
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  border: none;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: 0.04em;
  position: relative;
  overflow: hidden;
}
.btn::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(255,255,255,0.12), transparent 50%); opacity: 0; transition: opacity 0.4s ease; }
.btn:hover::before { opacity: 1; }
.btn-primary {
  background: var(--gradient-main);
  background-size: 200% 200%;
  color: var(--bg-primary);
  box-shadow: 0 4px 28px rgba(129, 140, 248, 0.35), 0 0 60px rgba(167, 139, 250, 0.1);
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
}
.btn-primary:hover { box-shadow: 0 8px 48px rgba(129, 140, 248, 0.5); transform: translateY(-3px) scale(1.04); background-position: 100% 50%; }
.btn-secondary {
  background: rgba(22, 27, 34, 0.5);
  color: var(--text-primary);
  border: 1px solid var(--border);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
}
.btn-secondary:hover { border-color: var(--border-hover); background: rgba(129,140,248,0.08); transform: translateY(-2px); }
.btn-success {
  background: linear-gradient(135deg, #4af0b6 0%, #3dd8a0 100%);
  color: var(--bg-primary);
  box-shadow: 0 4px 28px rgba(74, 240, 182, 0.35);
}
.btn-success:hover { box-shadow: 0 8px 48px rgba(74, 240, 182, 0.5); transform: translateY(-3px); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none !important; }

.section { padding: 64px 24px; width: 100%; display: flex; flex-direction: column; align-items: center; position: relative; }
.section > * { max-width: 1200px; width: 100%; }
/* 全宽背景子容器（如联系我们等需要独立背景的模块） */
.section-full { padding: 64px 24px; width: 100%; position: relative; }
.section-full > * { max-width: 1200px; width: 100%; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 44px; }
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 24px;
  border-radius: 24px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 24px;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.section-tag.blue { background: rgba(129,140,248,0.14); color: var(--accent); border: 1px solid rgba(129,140,248,0.35); }
.section-tag.green { background: rgba(74,240,182,0.14); color: var(--accent-green); border: 1px solid rgba(74,240,182,0.35); }
.section-tag.purple { background: rgba(196,149,245,0.14); color: var(--accent-purple); border: 1px solid rgba(196,149,245,0.35); }
.section-title { font-family: var(--font-display); font-size: clamp(36px, 5.5vw, 56px); font-weight: 700; margin-bottom: 20px; letter-spacing: -0.035em; line-height: 1.06; }
.section-desc { font-size: 16px; color: var(--text-secondary); max-width: 560px; margin: 0 auto; font-weight: 300; letter-spacing: 0.02em; line-height: 1.8; }

/* ========== 首页 ========== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 56px 24px;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -60%;
  left: -60%;
  width: 220%;
  height: 220%;
  background:
    radial-gradient(ellipse 80vw 50vh at 25% 20%, rgba(129,140,248,0.1) 0%, transparent 55%),
    radial-gradient(ellipse 60vw 40vh at 75% 55%, rgba(78,232,242,0.08) 0%, transparent 55%),
    radial-gradient(ellipse 50vw 35vh at 50% 85%, rgba(196,149,245,0.07) 0%, transparent 55%),
    radial-gradient(ellipse 40vw 30vh at 70% 30%, rgba(242,181,106,0.05) 0%, transparent 50%);
  animation: gradientShift 18s ease infinite;
  background-size: 250% 250%;
  pointer-events: none;
}
/* Hero 两侧浮动装饰锚点 */
.hero-deco-left {
  position: absolute; left: max(24px, calc((100vw - 1200px) / 2 - 60px)); top: 50%;
  transform: translateY(-50%); z-index: 1; pointer-events: none;
  font-family: var(--font-mono); font-size: 12px; line-height: 2.2;
  color: rgba(129,140,248,0.1); letter-spacing: 0.2em; text-align: center;
  animation: fadeIn 1s ease 0.5s both;
}
.hero-deco-right {
  position: absolute; right: max(24px, calc((100vw - 1200px) / 2 - 60px)); top: 50%;
  transform: translateY(-50%); z-index: 1; pointer-events: none;
  display: flex; gap: 4px; align-items: flex-end; height: 120px;
  animation: fadeIn 1s ease 0.7s both;
}
.deco-bar {
  width: 3px; border-radius: 2px;
  background: linear-gradient(to top, rgba(129,140,248,0.06), rgba(74,240,182,0.08));
  height: 50%; animation: decoPulse 3s ease-in-out infinite;
}
@keyframes decoPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 0.6; transform: scaleY(1.3); }
}
@keyframes fadeInOpacity {
  from { opacity: 0; }
  to { opacity: 1; }
}
@media (max-width: 1200px) {
  .hero-deco-left, .hero-deco-right { display: none; }
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(129,140,248,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(129,140,248,0.02) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: radial-gradient(ellipse 75% 65% at 50% 50%, black 15%, transparent 65%);
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 50% 50%, black 15%, transparent 65%);
  pointer-events: none;
}
.hero-badge {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 22px;
  border-radius: 24px;
  background: rgba(129,140,248,0.06);
  border: 1px solid rgba(129,140,248,0.18);
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--accent);
  font-weight: 400;
  margin-bottom: 40px;
  animation: slideUp 0.6s ease both;
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  letter-spacing: 0.06em;
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-green); animation: dotPulse 2s ease infinite; box-shadow: 0 0 8px rgba(74,240,182,0.5); }
.dot-pulse { display:inline-block; width:8px; height:8px; border-radius:50%; background:var(--accent); animation:dotPulse 1.5s ease infinite; vertical-align:middle; margin-right:6px; }
.hero h1 {
  position: relative;
  font-family: var(--font-display);
  font-size: clamp(48px, 8vw, 88px);
  font-weight: 800;
  line-height: 1.02;
  margin-bottom: 32px;
  animation: slideUp 0.6s ease 0.1s both;
  letter-spacing: -0.045em;
}
.hero h1 .gradient-text { background: var(--gradient-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; background-size: 200% auto; animation: gradientShift 5s ease infinite; }
.hero-subtitle {
  position: relative;
  font-size: clamp(14px, 1.8vw, 17px);
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 48px;
  font-weight: 300;
  animation: slideUp 0.6s ease 0.2s both;
  letter-spacing: 0.02em;
  line-height: 1.85;
}
.hero-actions {
  position: relative;
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
  animation: slideUp 0.6s ease 0.3s both;
  flex-wrap: wrap;
  justify-content: center;
}
/* UI建议1.2B：hero 主 CTA 突出，统一按钮尺寸 */
.hero-actions .btn { padding: 14px 28px; font-size: 15px; }
.trust-bar-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
  animation: slideUp 0.6s ease 0.4s both;
  mask-image: linear-gradient(90deg, transparent 0%, black 5%, black 95%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 5%, black 95%, transparent 100%);
}
.trust-bar { display: flex; gap: 40px; animation: marquee 20s linear infinite; width: max-content; }
.trust-bar:hover { animation-play-state: paused; }
.trust-item { display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--text-secondary); white-space: nowrap; flex-shrink: 0; padding: 0 8px; }
.trust-icon { width: 36px; height: 36px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 16px; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,0.05); }
.trust-icon.blue { background: rgba(129,140,248,0.1); }
.trust-icon.green { background: rgba(74,240,182,0.1); }
.trust-icon.purple { background: rgba(196,149,245,0.1); }
.trust-icon.orange { background: rgba(242,181,106,0.1); }

.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }
.feature-card {
  position: relative;
  background: var(--bg-card);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
  overflow: hidden;
  box-shadow: var(--shadow-inset-glow), var(--shadow-sm);
}
.feature-card::before { content: ''; position: absolute; inset: 0; border-radius: var(--radius-lg); padding: 1px; background: linear-gradient(135deg, rgba(167,139,250,0.3), rgba(129,140,248,0.1), rgba(78,232,242,0.2)); -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: var(--transition); pointer-events: none; }
.feature-card:hover { border-color: transparent; transform: translateY(-4px); box-shadow: var(--shadow-glow), var(--shadow-md), var(--shadow-inset-glow); }
.feature-card:hover::before { opacity: 1; }
.feature-icon { width: 48px; height: 48px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 24px; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,0.05); }
.feature-icon.blue { background: rgba(129,140,248,0.1); }
.feature-icon.green { background: rgba(74,240,182,0.1); }
.feature-icon.purple { background: rgba(196,149,245,0.1); }
.feature-card h3 { font-family: var(--font-display); font-size: 20px; font-weight: 700; margin-bottom: 12px; letter-spacing: -0.01em; line-height: 1.3; }
.feature-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 20px; letter-spacing: 0.01em; font-weight: 300; }
.feature-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
/* feature-card 背景极淡网格线 */
.feature-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background-image:
    linear-gradient(rgba(129,140,248,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(129,140,248,0.015) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  opacity: 0.6;
}
/* usecase-card-icon 装饰性波纹图案 */
.usecase-card-icon::after {
  content: '';
  position: absolute;
  inset: -20px;
  background: radial-gradient(circle at 50% 50%, rgba(129,140,248,0.04) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}
.usecase-card-icon { position: relative; z-index: 1; }
.feature-list li { display: flex; align-items: center; gap: 12px; font-size: 12.5px; color: var(--text-secondary); letter-spacing: 0.01em; font-weight: 400; }
.feature-list li::before { content: '✓'; display: flex; align-items: center; justify-content: center; width: 22px; height: 22px; border-radius: 50%; background: rgba(129,140,248,0.12); color: var(--accent); font-size: 11px; font-weight: 700; flex-shrink: 0; }

/* ── 用户证言 ── */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
.testimonial-card { background: var(--bg-card); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px 28px; transition: var(--transition); position: relative; overflow: hidden; }
.testimonial-card:hover { border-color: var(--border-hover); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.testimonial-stars { font-size: 14px; margin-bottom: 16px; letter-spacing: 2px; }
.testimonial-text { font-size: 14px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 24px; font-weight: 300; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--gradient-main); color: #fff; font-size: 15px; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.testimonial-name { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.testimonial-meta { font-size: 12px; color: var(--text-muted); }

/* ── 快速入门 ── */
.quick-guide-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; }
.quick-guide-card { background: var(--bg-card); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px 24px; text-align: center; transition: var(--transition); position: relative; overflow: hidden; }
.quick-guide-card:hover { border-color: var(--border-hover); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.quick-guide-num { font-size: 32px; font-weight: 800; color: var(--accent); opacity: 0.25; margin-bottom: 12px; line-height: 1; font-family: var(--font-mono); }
.quick-guide-card h3 { font-size: 16px; font-weight: 600; margin-bottom: 10px; color: var(--text-primary); }
.quick-guide-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.7; font-weight: 300; }

.stats-section { padding: 56px 24px; background: linear-gradient(180deg, transparent, rgba(129,140,248,0.02), transparent); width: 100%; }
.stats-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ===== 输出效果预览 ===== */
.sample-showcase {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
}
.sample-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}
.sample-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-hover);
}
.sample-card-badge {
  padding: 10px 18px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}
.sample-preview {
  width: 100%;
  display: block;
  /* 竖版SVG按卡片宽度等比放大，不设高度上限避免留白 */
}
.sample-card-footer {
  padding: 12px 18px;
  font-size: 12.5px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  font-weight: 300;
  letter-spacing: 0.02em;
}
@media (max-width: 860px) {
  .sample-showcase { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .sample-showcase { grid-template-columns: 1fr; }
}

/* ===== 应用场景 ===== */
.usecase-section { padding: 64px 24px; width: 100%; display: flex; flex-direction: column; align-items: center; }
.usecase-section > * { max-width: 1200px; width: 100%; }
.usecase-header { text-align: center; margin-bottom: 44px; }
.usecase-tag {
  display: inline-flex; padding: 9px 24px; border-radius: 24px;
  font-family: var(--font-display); font-size: 14px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 24px;
  background: rgba(247,107,138,0.14); color: var(--accent-rose); border: 1px solid rgba(247,107,138,0.35);
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.usecase-title {
  font-family: var(--font-display); font-size: clamp(30px, 4.5vw, 46px); font-weight: 600;
  letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 16px;
}
.usecase-desc { font-size: 15px; color: var(--text-secondary); font-weight: 300; line-height: 1.75; max-width: 520px; margin: 0 auto; letter-spacing: 0.01em; }
.usecase-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.usecase-card {
  position: relative; background: var(--bg-card); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 32px 28px; transition: var(--transition); overflow: hidden;
}
.usecase-card::before { content: ''; position: absolute; inset: 0; border-radius: var(--radius-lg); padding: 1px; background: linear-gradient(135deg, rgba(167,139,250,0.3), rgba(129,140,248,0.1), rgba(78,232,242,0.2)); -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: var(--transition); pointer-events: none; }
.usecase-card:hover { border-color: transparent; transform: translateY(-3px); box-shadow: var(--shadow-glow), var(--shadow-sm); }
.usecase-card:hover::before { opacity: 1; }
/* 第一行卡片底部增加间距，让两行之间有呼吸感 */
.usecase-card:nth-child(3) { margin-bottom: 4px; }
.usecase-card-icon { font-size: 40px; margin-bottom: 20px; display: flex; align-items: center; justify-content: center; width: 64px; height: 64px; border-radius: 16px; background: rgba(129,140,248,0.05); border: 1px solid rgba(129,140,248,0.08); position: relative; overflow: hidden; }
.usecase-card h3 { font-family: var(--font-display); font-size: 18px; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.01em; line-height: 1.3; }
.usecase-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.75; margin-bottom: 20px; font-weight: 300; letter-spacing: 0.01em; }
.usecase-card-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.usecase-tag-sm {
  padding: 3px 10px; border-radius: 10px; font-family: var(--font-display);
  font-size: 10px; font-weight: 500; letter-spacing: 0.04em;
  background: rgba(129,140,248,0.06); color: var(--text-muted); border: 1px solid rgba(129,140,248,0.1);
}
.usecase-tag-sm.highlight { background: rgba(74,240,182,0.08); color: var(--accent-green); border-color: rgba(74,240,182,0.15); }
.usecase-tag-sm.warm { background: rgba(242,181,106,0.08); color: var(--accent-orange); border-color: rgba(242,181,106,0.15); }
@media (max-width: 768px) {
  .usecase-grid { grid-template-columns: 1fr; }
}
/* 宽屏下增加信息密度 */
@media (min-width: 1440px) {
  .hero h1 { font-size: clamp(56px, 7vw, 96px); }
}
@media (min-width: 1600px) {
  .usecase-grid { grid-template-columns: repeat(3, 1fr); max-width: 1200px; margin: 0 auto; }
}

/* ===== 联系我们 ===== */
.contact-section { padding: 64px 24px; width: 100%; display: flex; flex-direction: column; align-items: center; }
.contact-section > * { max-width: 1200px; width: 100%; }
.contact-inner {
  background: var(--bg-card); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  border: 1px solid var(--border); border-radius: var(--radius-xl);
  padding: 56px 48px; position: relative; overflow: hidden;
}
.contact-inner::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--gradient-main); }
.contact-header { text-align: center; margin-bottom: 48px; }
.contact-tag {
  display: inline-flex; padding: 6px 18px; border-radius: 20px;
  font-family: var(--font-display); font-size: 11px; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 20px;
  background: rgba(129,140,248,0.08); color: var(--accent); border: 1px solid rgba(129,140,248,0.18);
}
.contact-title {
  font-family: var(--font-display); font-size: clamp(28px, 4vw, 40px); font-weight: 600;
  letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 12px;
}
.contact-desc { font-size: 14px; color: var(--text-muted); font-weight: 300; letter-spacing: 0.02em; line-height: 1.7; }
.contact-grid { display: flex; gap: 48px; align-items: flex-start; }
.contact-qr { flex-shrink: 0; text-align: center; }
.contact-qr-img {
  width: 180px; height: 180px; border-radius: var(--radius-md);
  background: rgba(129,140,248,0.04); border: 1px solid rgba(129,140,248,0.12);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 12px; position: relative; overflow: hidden;
}
.contact-qr-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.contact-qr-label { font-family: var(--font-display); font-size: 12px; color: var(--accent); font-weight: 500; letter-spacing: 0.06em; }
.contact-qr-sub { font-size: 11px; color: var(--text-muted); margin-top: 4px; font-weight: 300; }
.contact-info { flex: 1; display: flex; flex-direction: column; gap: 32px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-item-icon {
  width: 48px; height: 48px; border-radius: var(--radius-md); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(129,140,248,0.06); border: 1px solid rgba(129,140,248,0.1); font-size: 20px;
}
.contact-item-text h4 { font-family: var(--font-display); font-size: 13px; font-weight: 500; margin-bottom: 4px; letter-spacing: 0.01em; color: var(--text-primary); }
.contact-item-text p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; font-weight: 300; letter-spacing: 0.01em; }
.contact-item-text a { color: var(--accent); text-decoration: none; transition: var(--transition); }
.contact-item-text a:hover { opacity: 0.8; text-decoration: underline; }
.contact-divider { border: none; border-top: 1px solid var(--border); margin: 8px 0; }
/* 页脚 */
.site-footer { width: 100%; padding: 24px 24px; border-top: 1px solid var(--border); background: rgba(129,140,248,0.02); }
.footer-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: center; gap: 24px; flex-wrap: wrap; }
.footer-copy { font-size: 13px; color: var(--text-secondary); letter-spacing: 0.02em; }
.footer-meta { font-size: 12px; color: var(--text-secondary); letter-spacing: 0.02em; }
@media (max-width: 768px) {
  .contact-inner { padding: 36px 24px; }
  .contact-grid { flex-direction: column; align-items: center; }
  .contact-qr-img { width: 160px; height: 160px; }
  .contact-info { align-items: center; text-align: center; width: 100%; }
}
.stat-card {
  position: relative;
  text-align: center;
  padding: 36px 24px;
  background: var(--bg-card);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  overflow: hidden;
  box-shadow: var(--shadow-inset-glow), var(--shadow-sm);
}
.stat-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(167,139,250,0.3), rgba(129,140,248,0.1), rgba(78,232,242,0.2));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: var(--transition);
  pointer-events: none;
}
.stat-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background-image:
    linear-gradient(rgba(129,140,248,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(129,140,248,0.015) 1px, transparent 1px);
  background-size: 30px 30px;
  pointer-events: none;
  opacity: 0.6;
}
.stat-card:hover {
  border-color: transparent;
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow), var(--shadow-md), var(--shadow-inset-glow);
}
.stat-card:hover::before { opacity: 1; }
.stat-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  background: rgba(129,140,248,0.08);
  border: 1px solid rgba(129,140,248,0.12);
  position: relative;
  z-index: 1;
}
.stat-icon.blue { background: rgba(129,140,248,0.1); border-color: rgba(129,140,248,0.15); }
.stat-icon.green { background: rgba(74,240,182,0.1); border-color: rgba(74,240,182,0.15); }
.stat-icon.purple { background: rgba(196,149,245,0.1); border-color: rgba(196,149,245,0.15); }
.stat-icon.orange { background: rgba(242,181,106,0.1); border-color: rgba(242,181,106,0.15); }
.stat-number {
  position: relative;
  z-index: 1;
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 700;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.stat-label {
  position: relative;
  z-index: 1;
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  font-weight: 400;
  line-height: 1.6;
}

/* 行业动态板块背景区隔 */
/* ========== 侧边栏 ========== */
.dashboard { display: flex; min-height: 100vh; }
.sidebar {
  width: 280px;
  background: rgba(14,20,37,0.85);
  -webkit-backdrop-filter: blur(24px); backdrop-filter: blur(24px);
  border-right: 1px solid var(--border);
  padding: 32px 0;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 60px;
  bottom: 0;
  left: 0;
  z-index: 100;
  overflow-y: auto;
}
.sidebar-profile { padding: 0 24px; margin-bottom: 32px; display: flex; align-items: center; gap: 14px; }
.sidebar-avatar { width: 42px; height: 42px; border-radius: var(--radius-md); background: var(--gradient-main); display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 600; color: var(--bg-primary); flex-shrink: 0; font-family: var(--font-display); }
.sidebar-user-name { font-size: 14px; font-weight: 500; letter-spacing: 0.02em; }
.sidebar-user-badge { display: inline-flex; padding: 3px 12px; border-radius: 12px; font-family: var(--font-display); font-size: 10px; font-weight: 500; background: rgba(129,140,248,0.1); color: var(--accent); border: 1px solid rgba(129,140,248,0.15); letter-spacing: 0.06em; }
.sidebar-nav { flex: 1; padding: 0 16px; }
.sidebar-nav-label { padding: 0 12px; font-family: var(--font-display); font-size: 10px; font-weight: 500; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.14em; margin-bottom: 14px; }
.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 400;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 4px;
  border: 1px solid transparent;
  letter-spacing: 0.01em;
}
.sidebar-nav-item:hover { background: rgba(129,140,248,0.06); color: var(--text-primary); }
.sidebar-nav-item.active { background: rgba(129,140,248,0.1); color: var(--accent); border-color: rgba(129,140,248,0.18); font-weight: 500; }
.sidebar-nav-item .nav-icon { width: 20px; text-align: center; font-size: 16px; }
.sidebar-nav-item .nav-badge { margin-left: auto; padding: 3px 10px; border-radius: 10px; font-family: var(--font-display); font-size: 10px; font-weight: 500; background: rgba(247,107,138,0.12); color: var(--accent-rose); border: 1px solid rgba(247,107,138,0.15); }
.sidebar-cta { padding: 0 16px; margin-top: 24px; }
.sidebar-cta .btn { width: 100%; justify-content: center; padding: 12px 16px; font-size: 14px; margin-bottom: 8px; }

.dashboard-main { margin-left: 280px; flex: 1; padding: 40px; min-height: calc(100vh - 60px); }
.dashboard-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 36px; flex-wrap: wrap; gap: 16px; }
.dashboard-header h1 { font-family: var(--font-display); font-size: 26px; font-weight: 600; letter-spacing: -0.02em; }
.dashboard-search { display: flex; gap: 8px; }
.search-input { padding: 10px 18px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--bg-card); color: var(--text-primary); font-family: var(--font-sans); font-size: 13px; width: 260px; transition: var(--transition); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.search-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(129,140,248,0.15); }
.search-input::placeholder { color: var(--text-muted); }
.search-btn { padding: 10px 22px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--bg-card); color: var(--text-secondary); font-family: var(--font-display); font-size: 13px; font-weight: 400; cursor: pointer; transition: var(--transition); letter-spacing: 0.02em; }
.search-btn:hover { border-color: var(--accent); color: var(--accent); }

.quick-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 40px; }
.quick-stat { background: var(--bg-card); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px 20px; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; display: flex; align-items: flex-start; gap: 16px; }
.quick-stat:hover { border-color: var(--border-hover); transform: scale(1.02); box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
.quick-stat-icon { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 12px; flex-shrink: 0; }
.quick-stat-icon .pc-ico { width: 24px; height: 24px; }
.quick-stat-icon.blue { background: rgba(22,119,255,0.12); color: #1677FF; }
.quick-stat-icon.orange { background: rgba(250,173,20,0.14); color: #FAAD14; }
.quick-stat-icon.purple { background: rgba(114,46,209,0.12); color: #722ED1; }
.quick-stat-body { flex: 1; min-width: 0; }
.quick-stat-label { font-family: var(--font-display); font-size: 12px; color: var(--text-muted); margin-bottom: 8px; letter-spacing: 0.04em; font-weight: 500; }
.quick-stat-value { font-family: var(--font-display); font-size: 28px; font-weight: 700; color: var(--text-primary); letter-spacing: -0.03em; line-height: 1.1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.quick-stat-change { font-family: var(--font-display); font-size: 12px; margin-top: 10px; letter-spacing: 0.02em; font-weight: 400; color: var(--text-muted); }
.quick-stat-change.link { color: var(--accent); font-weight: 500; cursor: pointer; display: inline-flex; align-items: center; gap: 4px; }
.quick-stat-change.link:hover { text-decoration: underline; }
.quick-stat-change.link .pc-ico { width: 14px; height: 14px; }

/* 管理后台表格增强 */
.admin-table-wrap { background: var(--bg-card); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.admin-table-wrap table { width: 100%; border-collapse: collapse; font-size: 13px; }
.admin-table-wrap thead tr { background: var(--bg-elevated); }
.admin-table-wrap th { padding: 14px 16px; text-align: left; color: var(--text-muted); font-family: var(--font-display); font-weight: 500; font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; }
.admin-table-wrap td { padding: 12px 16px; color: var(--text-secondary); font-weight: 300; }
.admin-table-wrap tbody tr { border-bottom: 1px solid var(--border); transition: background 0.15s ease; }
.admin-table-wrap tbody tr:hover { background: rgba(129,140,248,0.03); }
.admin-table-wrap tbody tr:last-child { border-bottom: none; }
.admin-empty { padding: 64px 24px; text-align: center; }
.admin-empty-icon { font-size: 40px; margin-bottom: 16px; opacity: 0.4; }
.admin-empty-text { font-family: var(--font-display); font-size: 14px; color: var(--text-muted); font-weight: 400; }
.admin-empty-sub { font-size: 12px; color: var(--text-muted); opacity: 0.6; margin-top: 6px; }
.admin-skeleton-row { display: flex; gap: 16px; padding: 16px; }
.admin-skeleton-cell { height: 14px; border-radius: 4px; background: rgba(129,140,248,0.04); animation: pulse 1.5s ease-in-out infinite; }

/* 软著列表 + 截图预览 */
.soft-list { display: flex; flex-direction: column; gap: 18px; margin-top: 20px; }
.soft-item {
  background: var(--bg-card);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition);
  flex-wrap: wrap;
  gap: 14px;
}
.soft-item:hover { border-color: var(--border-hover); transform: translateX(4px); }

.soft-info { flex: 1; min-width: 160px; margin-left: 8px; }
.soft-info .name { font-family: var(--font-display); font-weight: 500; font-size: 15px; letter-spacing: 0.01em; }
.soft-info .meta { font-size: 12px; color: var(--text-muted); margin-top: 4px; letter-spacing: 0.02em; }

.soft-status { padding: 5px 14px; border-radius: 20px; font-family: var(--font-display); font-size: 11px; font-weight: 500; letter-spacing: 0.06em; }
.soft-status.generating { background: rgba(242,181,106,0.12); color: var(--accent-orange); border: 1px solid rgba(242,181,106,0.2); animation: statusPulseOrange 2.5s ease infinite; }
.soft-status.completed { background: rgba(74,240,182,0.12); color: var(--accent-green); border: 1px solid rgba(74,240,182,0.2); animation: statusPulse 3s ease infinite; }
.soft-status.failed { background: rgba(247,107,138,0.12); color: var(--accent-rose); border: 1px solid rgba(247,107,138,0.2); animation: statusPulseRose 2.5s ease infinite; }

.soft-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* 截图缩略图预览 */
.screenshot-preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 16px;
  padding: 16px;
  background: rgba(0,0,0,0.2);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}
.screenshot-preview img {
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
  cursor: pointer;
}
.screenshot-preview img:hover { transform: scale(1.02); border-color: var(--accent); }
.screenshot-preview .placeholder {
  aspect-ratio: 16/9;
  background: rgba(129,140,248,0.06);
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 12px;
}

.empty-state { text-align: center; padding: 80px 40px; background: var(--bg-card); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px); border: 1px solid var(--border); border-radius: var(--radius-xl); position: relative; overflow: hidden; }
.empty-state-icon { font-size: 56px; margin-bottom: 24px; animation: float 3s ease infinite; }
.empty-state h3 { font-family: var(--font-display); font-size: 20px; font-weight: 600; margin-bottom: 12px; letter-spacing: -0.01em; }
.empty-state p { font-size: 14px; color: var(--text-secondary); margin-bottom: 32px; max-width: 400px; margin-left: auto; margin-right: auto; letter-spacing: 0.01em; line-height: 1.7; font-weight: 300; }

/* ===== 订单列表 ===== */
.orders-list { display: flex; flex-direction: column; gap: 8px; }
.order-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  transition: var(--transition);
}
.order-item:hover { border-color: rgba(129,140,248,0.2); transform: translateY(-1px); }
.order-item.order-pending { background: rgba(250,173,20,0.04); }
.order-item.order-paid, .order-item.order-confirmed { background: rgba(74,240,182,0.04); }
.order-item.order-cancelled { background: rgba(245,108,108,0.04); opacity: 0.6; }
.order-info { display: flex; flex-direction: column; gap: 4px; }
.order-plan { font-size: 15px; font-weight: 600; color: var(--text-primary); }
.order-meta { font-size: 12px; color: var(--text-muted); }
.order-status { font-size: 13px; font-weight: 500; white-space: nowrap; }
.btn-order-cancel {
  font-size: 12px; padding: 4px 12px; border: 1px solid var(--accent-rose);
  background: transparent; color: var(--accent-rose); border-radius: 6px;
  cursor: pointer; transition: var(--transition);
}
.btn-order-cancel:hover { background: rgba(245,108,108,0.1); }
.btn-order-refund {
  font-size: 12px; padding: 4px 12px; border: 1px solid var(--border);
  background: transparent; color: var(--text-secondary); border-radius: 6px;
  cursor: pointer; transition: var(--transition);
}
.btn-order-refund:hover { border-color: var(--accent-orange); color: var(--accent-orange); }

/* ========== 生成页（核心改造区） ========== */
.generate-page { display: flex; }
.generate-sidebar {
  width: 280px;
  background: rgba(14,20,37,0.85);
  -webkit-backdrop-filter: blur(24px); backdrop-filter: blur(24px);
  border-right: 1px solid var(--border);
  padding: 32px 0;
  position: fixed;
  top: 60px;
  bottom: 0;
  left: 0;
  transition: transform 0.3s ease;
}
.generate-main { margin-left: 280px; flex: 1; padding: 40px; max-width: 900px; }
.generate-header { margin-bottom: 44px; }
.generate-header h1 { font-family: var(--font-display); font-size: 26px; font-weight: 600; margin-bottom: 8px; letter-spacing: -0.02em; }
.generate-header p { font-size: 14px; color: var(--text-secondary); letter-spacing: 0.02em; font-weight: 300; line-height: 1.6; }

.form-section { margin-bottom: 44px; animation: slideUp 0.5s ease both; }
/* 4步进度指示器 */
.step-progress { display: flex; align-items: center; justify-content: center; gap: 0; margin-bottom: 48px; padding: 20px 0; }
.step-item { display: flex; flex-direction: column; align-items: center; gap: 8px; flex: 0 0 auto; }
.step-circle { width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-size: 14px; font-weight: 600; background: rgba(129,140,248,0.06); border: 2px solid var(--border); color: var(--text-muted); transition: var(--transition); }
.step-item.active .step-circle { background: var(--gradient-main); border-color: transparent; color: var(--bg-primary); box-shadow: 0 0 16px rgba(129,140,248,0.2); }
.step-item span { font-size: 11px; color: var(--text-muted); white-space: nowrap; letter-spacing: 0.04em; }
.step-item.active span { color: var(--accent); font-weight: 500; }
.step-line { width: 80px; height: 2px; background: var(--border); flex-shrink: 0; margin: -18px 8px 0; }
.form-section:nth-child(2) { animation-delay: 0.1s; }
.form-section-title { font-family: var(--font-display); font-size: 17px; font-weight: 600; margin-bottom: 8px; display: flex; align-items: center; gap: 12px; letter-spacing: -0.01em; line-height: 1.3; }
.form-section-title .step-num { display: flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 50%; background: var(--gradient-main); color: var(--bg-primary); font-size: 12px; font-weight: 700; flex-shrink: 0; font-family: var(--font-display); }
.form-section-desc { font-size: 13px; color: var(--text-muted); margin-bottom: 28px; letter-spacing: 0.01em; font-weight: 300; line-height: 1.6; }

.form-group { margin-bottom: 24px; }
.form-label { display: flex; align-items: center; gap: 6px; font-family: var(--font-display); font-size: 13px; font-weight: 500; margin-bottom: 8px; letter-spacing: 0.01em; }
.form-label .required { color: var(--accent-rose); }
.form-label .word-limit { font-weight: 400; color: var(--text-muted); font-size: 11px; margin-left: 8px; font-family: var(--font-display); }
.form-hint { font-size: 12px; color: var(--text-muted); margin-top: 6px; letter-spacing: 0.01em; font-weight: 300; }
.form-hint .word-count { display: inline-block; padding: 2px 10px; border-radius: 10px; font-size: 11px; font-weight: 600; }
.form-hint .word-count.ok { background: rgba(74,240,182,0.12); color: var(--accent-green); }
.form-hint .word-count.warn { background: rgba(242,181,106,0.12); color: var(--accent-orange); }
.form-hint .word-count.error { background: rgba(247,107,138,0.12); color: var(--accent-rose); }

.form-input {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13.5px;
  transition: var(--transition);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  letter-spacing: 0.01em;
  box-shadow: var(--shadow-inset-glow);
}
.form-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(129,140,248,0.15); }
.form-input::placeholder { color: var(--text-muted); }
textarea.form-input { min-height: 120px; resize: vertical; line-height: 1.7; }

.type-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.type-card {
  padding: 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-card);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
}
.type-card:hover { border-color: var(--border-hover); background: var(--bg-card-hover); }
.type-card.selected { border-color: var(--accent); background: rgba(129,140,248,0.08); box-shadow: 0 0 0 3px rgba(129,140,248,0.1); }
.type-card.selected::after { content: '✓'; position: absolute; top: 12px; right: 12px; width: 24px; height: 24px; border-radius: 50%; background: var(--accent); color: var(--bg-primary); display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; }
.type-card-icon { font-size: 28px; margin-bottom: 12px; }
.type-card-title { font-family: var(--font-display); font-size: 13px; font-weight: 500; margin-bottom: 4px; letter-spacing: 0.01em; line-height: 1.3; }
.type-card-desc { font-size: 11.5px; color: var(--text-muted); letter-spacing: 0.01em; font-weight: 300; }
.type-card .new-badge { position: absolute; top: 12px; right: 12px; padding: 3px 10px; border-radius: 10px; font-family: var(--font-display); font-size: 9px; font-weight: 600; background: var(--accent-rose); color: white; letter-spacing: 0.08em; }

.lang-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.lang-tag {
  padding: 7px 18px;
  border-radius: 22px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
}
.lang-tag:hover { border-color: var(--border-hover); color: var(--text-primary); }
.lang-tag.selected { background: rgba(129,140,248,0.1); border-color: var(--accent); color: var(--accent); }

.version-options { display: flex; flex-direction: column; gap: 14px; }
.version-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-card);
  cursor: pointer;
  transition: var(--transition);
}
.version-card:hover { border-color: var(--border-hover); }
.version-card.selected { border-color: var(--accent); background: rgba(129,140,248,0.06); box-shadow: 0 0 0 3px rgba(129,140,248,0.08); }
.version-card.disabled { opacity: 0.4; cursor: not-allowed; pointer-events: none; }
.version-radio { width: 22px; height: 22px; border-radius: 50%; border: 2px solid var(--border); flex-shrink: 0; position: relative; transition: var(--transition); }
.version-card.selected .version-radio { border-color: var(--accent); }
.version-card.selected .version-radio::after { content: ''; position: absolute; top: 3px; left: 3px; right: 3px; bottom: 3px; border-radius: 50%; background: var(--accent); }
.version-info h4 { font-family: var(--font-display); font-size: 14px; font-weight: 500; margin-bottom: 3px; letter-spacing: 0.01em; line-height: 1.3; }
.version-info p { font-size: 12px; color: var(--text-muted); letter-spacing: 0.01em; font-weight: 300; line-height: 1.5; }
.version-price { margin-left: auto; text-align: right; }
.version-price .price { font-family: var(--font-display); font-size: 18px; font-weight: 700; color: var(--accent); letter-spacing: -0.03em; line-height: 1.1; }
.version-price .unit { font-family: var(--font-display); font-size: 11px; color: var(--text-muted); letter-spacing: 0.04em; font-weight: 400; }
.version-badge { position: absolute; top: -10px; right: -6px; padding: 3px 12px; border-radius: 12px; background: linear-gradient(135deg,#4af0b6,#3dd8a0); color: #080c18; font-family: var(--font-display); font-size: 10px; font-weight: 600; letter-spacing: 0.04em; box-shadow: 0 2px 12px rgba(74,240,182,0.3); }

/* ===== 计数器动画 ===== */
.stat-number.animating { animation: countPop 0.4s cubic-bezier(0.4,0,0.2,1); }
@keyframes countPop { 0% { transform: scale(1); } 50% { transform: scale(1.08); } 100% { transform: scale(1); } }
.stat-number[data-target] { opacity: 0; transform: translateY(8px); transition: opacity 0.5s ease, transform 0.5s ease; }
.stat-number[data-target].visible { opacity: 1; transform: translateY(0); }

/* ===== 优化建议：新闻抽屉 ===== */
/* 热门问题 */

/* ========== 登录页 ========== */
.login-page {
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 56px 24px;
  position: relative;
  z-index: 1;
}
.login-card {
  max-width: 420px;
  width: 100%;
  background: var(--bg-card);
  -webkit-backdrop-filter: blur(24px); backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  box-shadow: var(--shadow-glow), var(--shadow-lg);
  animation: slideUp 0.5s ease;
  position: relative;
  overflow: hidden;
}
.login-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--gradient-main); }
.login-logo { text-align: center; margin-bottom: 36px; }
.login-logo-icon { font-size: 42px; margin-bottom: 12px; }
.login-logo h2 { font-family: var(--font-display); font-size: 24px; font-weight: 600; letter-spacing: -0.02em; }
.login-logo p { font-size: 13px; color: var(--text-muted); margin-top: 6px; letter-spacing: 0.02em; font-weight: 300; }
.login-field { margin-bottom: 24px; }
.login-field label { display: block; font-family: var(--font-display); font-size: 13px; color: var(--text-secondary); font-weight: 500; margin-bottom: 8px; letter-spacing: 0.01em; }
.login-phone-row { display: flex; gap: 12px; }
.login-phone-row .form-input { flex: 1; }
.login-code-row { display: flex; gap: 12px; }
.login-code-row .form-input { flex: 1; }
.login-sms-btn {
  flex-shrink: 0;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  letter-spacing: 0.01em;
}
.login-sms-btn:hover { border-color: var(--accent); background: rgba(129,140,248,0.08); }
.login-sms-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.login-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 400;
  cursor: pointer;
  transition: var(--transition);
  margin-left: auto;
  letter-spacing: 0.02em;
}
.nav-mobile-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  margin-right: 8px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 400;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.nav-mobile-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(129,140,248,0.08);
}
.nav-mobile-link .pc-ico { width: 15px; height: 15px; }
.login-nav-btn:hover { border-color: var(--border-hover); color: var(--text-primary); background: rgba(129,140,248,0.06); }
.login-nav-btn.logged-in { border-color: rgba(74,240,182,0.2); background: rgba(74,240,182,0.06); color: var(--accent-green); }
.user-phone-display { font-family: var(--font-mono); font-size: 13px; color: var(--text-secondary); letter-spacing: 0.02em; }

/* 登录方式切换 Tab */
.login-tabs {
  display: flex;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: 28px;
}
.login-tab {
  flex: 1;
  text-align: center;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: calc(var(--radius-md) - 4px);
  transition: all 0.2s ease;
  letter-spacing: 0.01em;
}
.login-tab:hover { color: var(--text-primary); }
.login-tab.active {
  background: var(--bg-card);
  color: var(--accent);
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.login-panel {
  transition: opacity 0.25s ease, transform 0.25s ease;
  opacity: 1;
  transform: translateY(0);
}
.login-panel:not(.active) {
  display: none;
}

/* 登录面板底部提示 */
.login-footer-tip {
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 20px;
  line-height: 1.6;
}

/* ========== 管理后台 ========== */
.admin-tab-active { background: rgba(129,140,248,0.1) !important; color: var(--accent) !important; border-color: rgba(129,140,248,0.18) !important; }

.submit-area {
  padding: 36px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  margin-top: 36px;
}
.submit-area .btn { width: 100%; justify-content: center; padding: 16px; font-size: 16px; }
.submit-note { text-align: center; font-family: var(--font-display); font-size: 12px; color: var(--text-muted); margin-top: 16px; letter-spacing: 0.02em; font-weight: 400; }

/* 字段分栏 */
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 640px) { .form-row-2 { grid-template-columns: 1fr; } }

/* ========== 定价页 ========== */
.pricing-page { padding: 56px 24px; max-width: 1200px; margin: 0 auto; }
.pricing-header { text-align: center; margin-bottom: 44px; }
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-bottom: 48px; }
.pricing-card {
  position: relative;
  background: var(--bg-card);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px 28px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.pricing-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-glow); }
.pricing-card.featured { border-color: rgba(129,140,248,0.35); box-shadow: 0 0 0 1px rgba(129,140,248,0.12), var(--shadow-glow); }
.pricing-badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); padding: 5px 18px; border-radius: 24px; font-family: var(--font-display); font-size: 11px; font-weight: 600; white-space: nowrap; letter-spacing: 0.06em; border: 1px solid transparent; }
.pricing-badge.popular { background: linear-gradient(135deg, #7c6cf0, #5b5fd6); color: #fff; box-shadow: 0 4px 14px rgba(91,95,214,0.35); }
.pricing-badge.value { background: rgba(74, 240, 182, 0.12); border-color: rgba(74, 240, 182, 0.28); color: #0e9f6e; }
.pricing-badge.premium { background: rgba(196, 149, 245, 0.12); border-color: rgba(196, 149, 245, 0.28); color: #8b5cf6; }
.pricing-card-name { font-family: var(--font-display); font-size: 18px; font-weight: 600; margin-bottom: 6px; margin-top: 10px; letter-spacing: -0.01em; line-height: 1.2; }
.pricing-card-desc { font-size: 13px; color: var(--text-muted); margin-bottom: 28px; letter-spacing: 0.01em; font-weight: 300; line-height: 1.5; }
.pricing-price { margin-bottom: 32px; }
.pricing-amount { font-family: var(--font-display); font-size: 40px; font-weight: 700; letter-spacing: -0.03em; line-height: 1.1; }
.pricing-amount .currency { font-size: 18px; font-weight: 500; color: var(--text-secondary); vertical-align: top; }
.pricing-period { font-family: var(--font-display); font-size: 13px; color: var(--text-muted); margin-top: 6px; letter-spacing: 0.02em; font-weight: 400; }
.pricing-original { font-family: var(--font-display); font-size: 12px; color: var(--text-muted); text-decoration: line-through; margin-top: 4px; font-weight: 400; }
.pricing-saving { display: inline-flex; align-items: center; gap: 4px; margin-top: 10px; padding: 4px 12px; background: rgba(74, 240, 182, 0.1); border: 1px solid rgba(74, 240, 182, 0.25); border-radius: 100px; font-family: var(--font-display); font-size: 12px; font-weight: 600; color: var(--accent-green); }
.pricing-saving .pc-ico { width: 13px; height: 13px; }
.pricing-features { flex: 1; list-style: none; margin-bottom: 28px; }
.pricing-features li { display: flex; align-items: flex-start; gap: 10px; font-size: 12.5px; color: var(--text-secondary); padding: 9px 0; border-bottom: 1px solid rgba(129,140,248,0.05); letter-spacing: 0.01em; font-weight: 300; line-height: 1.5; }
.pricing-features li::before { content: '✓'; display: flex; align-items: center; justify-content: center; width: 20px; height: 20px; border-radius: 50%; background: rgba(129,140,248,0.1); color: var(--accent); font-size: 10px; font-weight: 700; flex-shrink: 0; margin-top: 2px; }
.pricing-card .btn { width: 100%; justify-content: center; }

/* 定价页底部CTA */
.pricing-cta { text-align: center; padding: 48px 24px 80px; }
.pricing-cta-text { font-size: 15px; color: var(--text-muted); letter-spacing: 0.01em; }

/* FAQ 搜索框样式移至底部统一区域（与 .form-input 一致） */
.faq-section { max-width: 1200px; margin: 0 auto; padding: 0 24px 88px; }
/* FAQ 两栏网格 */
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
/* FAQ Tab 切换 */
.faq-tabs { display: flex; gap: 8px; margin-bottom: 24px; flex-wrap: wrap; }
.faq-tab {
  padding: 8px 20px; border-radius: 20px; font-family: var(--font-display);
  font-size: 13px; font-weight: 500; cursor: pointer; transition: var(--transition);
  background: rgba(129,140,248,0.04); border: 1px solid var(--border);
  color: var(--text-secondary); letter-spacing: 0.02em;
}
.faq-tab:hover { border-color: var(--border-hover); color: var(--text-primary); background: rgba(129,140,248,0.06); }
.faq-tab.active { background: rgba(129,140,248,0.1); border-color: rgba(129,140,248,0.3); color: var(--accent); }
/* 热门问题 */
.faq-hot { display: flex; gap: 8px; margin-bottom: 24px; flex-wrap: wrap; }
.faq-hot-tag {
  padding: 5px 14px; border-radius: 14px; font-family: var(--font-display);
  font-size: 12px; font-weight: 500; cursor: pointer; transition: var(--transition);
  background: rgba(242,181,106,0.08); border: 1px solid rgba(242,181,106,0.15);
  color: var(--accent-orange);
}
.faq-hot-tag:hover { background: rgba(242,181,106,0.15); border-color: rgba(242,181,106,0.3); }
/* 搜索高亮 */
.faq-highlight { color: var(--accent-orange); font-weight: 600; }
/* FAQ 卡片压缩 */
.faq-item { background: var(--bg-card); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); border: 1px solid var(--border); border-radius: var(--radius-md); margin-bottom: 10px; overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: var(--border-hover); }
.faq-question { padding: 16px 20px; font-family: var(--font-display); font-size: 13.5px; font-weight: 500; cursor: pointer; display: flex; align-items: center; justify-content: space-between; letter-spacing: 0.01em; line-height: 1.4; }
.faq-question::after { content: '+'; font-size: 18px; color: var(--accent); font-weight: 300; transition: var(--transition); flex-shrink: 0; margin-left: 12px; }
.faq-item.open .faq-question::after { content: '−'; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.35s ease, opacity 0.3s ease; opacity: 0; }
.faq-item.open .faq-answer { max-height: 800px; padding: 0 20px 20px; opacity: 1; }
.faq-answer p { font-size: 13px; color: var(--text-secondary); line-height: 1.8; letter-spacing: 0.01em; font-weight: 300; }

/* ========== 模态框 ========== */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.8); z-index: 9999; align-items: center; justify-content: center; }
.modal-overlay.active { display: flex; }
.modal { background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius-xl); padding: 44px 52px; max-width: 480px; width: 90%; box-shadow: var(--shadow-lg); animation: slideUp 0.3s ease; position: relative; overflow: hidden; }
.modal::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--gradient-main); }
.modal-title { font-family: var(--font-display); font-size: 22px; font-weight: 600; margin-bottom: 18px; text-align: center; letter-spacing: -0.01em; }
.modal-body { text-align: center; margin-bottom: 28px; color: var(--text-secondary); letter-spacing: 0.01em; font-weight: 300; font-size: 14px; line-height: 1.6; }
.modal-body .highlight { color: var(--accent); font-weight: 700; }
.modal-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.modal-actions .btn { flex: 1; min-width: 120px; justify-content: center; }

.progress-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.88); z-index: 9998; align-items: center; justify-content: center; flex-direction: column; }
.progress-overlay.active { display: flex; }
.progress-box { background: var(--bg-card); -webkit-backdrop-filter: blur(24px); backdrop-filter: blur(24px); border: 1px solid var(--border); border-radius: var(--radius-xl); padding: 52px 60px; max-width: 500px; width: 90%; text-align: center; box-shadow: var(--shadow-lg); position: relative; overflow: hidden; }
.progress-box::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--gradient-main); }
.progress-box h3 { font-family: var(--font-display); font-size: 20px; font-weight: 600; margin-bottom: 8px; letter-spacing: -0.01em; }
.progress-box p { color: var(--text-secondary); margin-bottom: 28px; letter-spacing: 0.01em; font-weight: 300; font-size: 14px; }
.progress-bar-track { width: 100%; height: 8px; background: var(--bg-elevated); border-radius: 4px; overflow: hidden; margin-bottom: 18px; }
.progress-bar-fill { height: 100%; width: 0%; background: var(--gradient-main); background-size: 200% 200%; border-radius: 4px; transition: width 0.3s ease; animation: gradientShift 3s ease infinite; }
.progress-label { font-family: var(--font-display); font-size: 12px; color: var(--text-muted); letter-spacing: 0.04em; font-weight: 400; }

/* ── 进度步骤指示器 ── */
.progress-steps { display: flex; align-items: center; justify-content: center; gap: 0; margin-bottom: 24px; flex-wrap: nowrap; }
.progress-step { display: flex; flex-direction: column; align-items: center; gap: 6px; position: relative; }
.progress-step-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--bg-elevated); border: 2px solid var(--border); transition: all 0.4s ease; }
.progress-step span { font-size: 11px; color: var(--text-muted); white-space: nowrap; transition: all 0.3s ease; }
.progress-step-line { flex: 1; height: 2px; min-width: 24px; max-width: 48px; background: var(--border); margin: 0 4px; margin-bottom: 18px; transition: all 0.4s ease; }
.progress-step.active .progress-step-dot { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 0 4px rgba(129,140,248,0.2); }
.progress-step.active span { color: var(--accent); font-weight: 600; }
.progress-step.done .progress-step-dot { background: var(--accent-green); border-color: var(--accent-green); }
.progress-step.done span { color: var(--accent-green); }
.progress-step-line.done { background: var(--accent-green); }
@media (max-width: 640px) {
  .progress-steps { gap: 2px; overflow-x: auto; padding: 0 8px; justify-content: flex-start; -webkit-overflow-scrolling: touch; }
  .progress-step span { font-size: 10px; max-width: 56px; overflow: hidden; text-overflow: ellipsis; }
  .progress-step-line { min-width: 12px; max-width: 24px; margin-bottom: 16px; }
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .sidebar, .generate-sidebar { width: 240px; }
  .dashboard-main, .generate-main { margin-left: 240px; }
}
@media (max-width: 768px) {
  .sidebar, .generate-sidebar {
    display: flex;
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    width: 100%;
    height: auto;
    z-index: 200;
    padding: 8px 12px;
    flex-direction: row;
    align-items: center;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    background: rgba(10, 14, 26, 0.92);
    -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-right: none;
    border-bottom: 1px solid var(--border);
    gap: 4px;
  }
  .sidebar .sidebar-profile, .generate-sidebar .sidebar-profile { display: none; }
  .sidebar .sidebar-cta, .generate-sidebar .sidebar-cta { display: none; }
  .sidebar .sidebar-nav-label, .generate-sidebar .sidebar-nav-label { display: none; }
  .sidebar-nav, .generate-sidebar .sidebar-nav {
    display: flex;
    flex-direction: row;
    padding: 0;
    gap: 4px;
    flex: 1;
    overflow-x: auto;
  }
  .sidebar-nav-item {
    white-space: nowrap;
    padding: 6px 14px;
    font-size: 12px;
    flex-shrink: 0;
    margin-bottom: 0;
  }
  .sidebar-nav-item .nav-badge { display: none; }
  .dashboard-main, .generate-main { margin-left: 0; padding-top: 16px; }
  .dashboard { display: block; }
  .generate-page { display: block; }
  .pricing-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .type-grid { grid-template-columns: 1fr; }
  .form-row-2 { grid-template-columns: 1fr; }
  .screenshot-preview { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 28px; line-height: 1.15; margin-bottom: 20px; letter-spacing: -0.03em; }
  .hero-subtitle { font-size: 13px; margin-bottom: 24px; max-width: 100%; padding: 0 4px; }
  .hero-actions { flex-direction: column; align-items: stretch; gap: 10px; padding: 0 8px; }
  .hero-actions .btn { width: 100%; justify-content: center; font-size: 14px; padding: 12px 16px; }
  .page-nav { overflow-x: auto; justify-content: flex-start; height: 56px; }
  .nav-center { position: static; transform: none; flex-shrink: 0; }
  .nav-logo-text { font-size: 16px; }
  .nav-logo-img { height: 28px; width: auto; }
  .quick-stats { grid-template-columns: 1fr; }
  .trust-bar-wrapper { mask-image: none; }
  .trust-bar { animation: none; width: auto; flex-wrap: wrap; justify-content: center; }
  /* 快速生成框：手机竖排 */
  .quick-gen-box { flex-direction: column !important; padding: 12px !important; align-items: stretch !important; }
  .quick-gen-box > div:first-child { display: none; }
  .quick-gen-box input { width: 100% !important; }
  .quick-gen-box .btn-primary { width: 100%; justify-content: center; }
  .hero-subtitle br { display: none; }
  .hero-badge { font-size: 11px; padding: 4px 12px; }
  .hero-mockup { display: none; }
  /* 空状态欢迎引导：手机竖排 */
  .empty-state-steps { flex-direction: column; align-items: center; gap: 8px !important; }
  .empty-step-arrow { transform: rotate(90deg); }
  .empty-step { min-width: 180px; width: 100%; max-width: 280px; }
  .empty-state-welcome h3 { font-size: 18px; }
  .empty-state-cta { width: 100%; max-width: 320px; }
  /* 用户证言和快速入门：手机单列 */
  .testimonials-grid { grid-template-columns: 1fr; }
  .quick-guide-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .testimonial-card { padding: 24px 20px; }
  .quick-guide-card { padding: 20px 16px; }
  .quick-guide-num { font-size: 24px; }
  .quick-guide-card h3 { font-size: 14px; }
  .quick-guide-card p { font-size: 12px; }
  /* 生成页步骤条 */
  .step-progress { overflow-x: auto; gap: 4px; -webkit-overflow-scrolling: touch; padding-bottom: 8px; }
  .step-item { flex-shrink: 0; }
  .step-item span { font-size: 11px; }
  .step-circle { width: 28px; height: 28px; font-size: 12px; }
  /* 版本选择卡片 */
  .version-grid { grid-template-columns: 1fr; }
  /* 订单列表 */
  .orders-list .order-item { flex-direction: column; align-items: flex-start; gap: 8px; }
  .order-info { width: 100%; }
  .order-status { align-self: flex-start; }
  /* 模态框全屏 */
  #paymentModal .modal { width: 100% !important; max-width: 100% !important; height: 100vh !important; max-height: 100vh !important; margin: 0 !important; border-radius: 0 !important; }
  #paymentModal .modal-body { overflow-y: auto; flex: 1; }
  .modal { padding: 28px 20px !important; width: 94% !important; }
  .modal-title { font-size: 18px; margin-bottom: 14px; }
  .pay-methods { flex-direction: column; gap: 8px !important; }
  .pay-methods .btn { width: 100%; justify-content: center; }
  /* 登录区域 */
  #page-login .login-card { max-width: 100% !important; margin: 0 !important; border-radius: 0 !important; padding: 32px 20px !important; }
  /* 管理员表格横向滚动 */
  .admin-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .admin-table-wrap table { min-width: 600px; }
  /* 进度遮罩全屏 */
  #progressOverlay .progress-card { width: 100%; max-width: 340px; padding: 24px 16px; }
  /* Footer */
  .footer-inner { flex-direction: column; gap: 8px; }
  /* FAQ */
  .faq-question { font-size: 13px; }
  .faq-answer { font-size: 12px; }
  /* 移动导航遮罩 */
  .mobile-nav-overlay { width: 100%; }
  .mobile-nav-tab { font-size: 14px; padding: 12px 16px; }
  /* 状态筛选 tabs 换行 */
  .order-filter-tabs { gap: 4px; }
  .order-filter-tabs .btn { font-size: 12px !important; padding: 4px 10px !important; }
  /* Dashboard 内容区 */
  .dashboard-header { padding: 8px 0; }
  /* Hero 和 Section 间距缩减 */
  .hero { padding: 60px 16px 40px; min-height: auto; }
  .section { padding: 60px 16px; }
  .section-header { margin-bottom: 40px; }
  .section-title { font-size: 22px; }
  .section-desc { font-size: 13px; }
  .quick-gen-section { margin-top: 20px; padding: 0 4px; }
  .features-grid { gap: 16px; }
  .feature-card { padding: 24px 20px; }
  .feature-card h3 { font-size: 17px; }
  /* 移动端 backdrop-filter 性能降级：降低 blur 值以提升低端设备帧率 */
  .feature-card, .testimonial-card, .quick-guide-card, .usecase-card, .stat-card, .empty-state, .progress-box, .login-card, .pricing-card, .faq-item, .contact-inner, .mockup-card {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }
}
@media (max-width: 540px) {
  .hero h1 { font-size: 22px; }
  .section-title { font-size: 18px; }
  .feature-card { padding: 20px 16px; }
  .feature-card h3 { font-size: 15px; }
  .testimonial-card { padding: 20px 16px; }
  .login-card { padding: 28px 20px; }
  .progress-box { padding: 32px 24px; }
  .dashboard-header { gap: 12px; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 20px; }
  .hero-subtitle { font-size: 13px; }
  .btn { padding: 10px 20px; font-size: 13px; }
  .section { padding: 48px 12px; }
  .section-header { margin-bottom: 28px; }
  .quick-stat { padding: 16px; }
  .stat-number { font-size: 22px; }
  .form-input { font-size: 14px; padding: 10px 12px; }
  .submit-area { padding: 20px 16px; }
  .nav-right { gap: 4px; }
  .login-nav-btn { padding: 5px 10px; font-size: 11px; }
}
@media (max-width: 380px) {
  .quick-guide-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 24px; }
}
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(129,140,248,0.2); border-radius: 4px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: rgba(129,140,248,0.4); border: 2px solid transparent; background-clip: content-box; }
/* Firefox 滚动条兼容 */
html { scrollbar-width: thin; scrollbar-color: rgba(129,140,248,0.3) transparent; }

/* ========== Fix #3: 侧边栏移动端收起 ========== */
@media (max-width: 768px) {
  .sidebar, .generate-sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 500;
  }
  .sidebar.open, .generate-sidebar.open {
    transform: translateX(0);
  }
  .dashboard-main, .generate-main {
    margin-left: 0;
    padding: 24px 16px;
  }
  .quick-stats { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}
/* 侧边栏遮罩 */
.sidebar-overlay {
  display: none; position: fixed; inset: 0; top: 60px;
  background: rgba(0,0,0,0.5); z-index: 499;
  opacity: 0; transition: opacity 0.3s ease;
}
.sidebar-overlay.active { display: block; opacity: 1; }
/* 侧边栏移动端切换按钮 */
.sidebar-toggle-btn {
  display: none; background: none; border: 1px solid var(--border);
  border-radius: 8px; color: var(--text-secondary); font-size: 18px;
  cursor: pointer; padding: 4px 10px; margin-left: 12px; vertical-align: middle;
  transition: var(--transition);
}
.sidebar-toggle-btn:hover { border-color: var(--accent); color: var(--accent); }
@media (max-width: 768px) {
  .sidebar-toggle-btn { display: inline-flex; }
}

/* ========== Fix #2: 登录页品牌装饰 ========== */
.login-page::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60vw 50vh at 30% 30%, rgba(129,140,248,0.08) 0%, transparent 55%),
    radial-gradient(ellipse 50vw 40vh at 70% 60%, rgba(78,232,242,0.06) 0%, transparent 55%);
  pointer-events: none;
  z-index: -1;
}
.login-card::after {
  content: '';
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(129,140,248,0.06) 0%, transparent 60%);
  pointer-events: none;
  z-index: -1;
}

/* ========== Fix #4: 滚动渐入动画 ========== */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.scroll-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== Fix #7: FAQ 搜索框统一 ========== */
.faq-search {
  padding: 12px 16px 12px 42px;
  margin-bottom: 28px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13.5px;
  transition: var(--transition);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  box-shadow: var(--shadow-inset-glow);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 14px center;
  background-size: 16px 16px;
}
.faq-search:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(129,140,248,0.15);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23818cf8' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
}
.faq-search::placeholder { color: var(--text-muted); }

/* ========== Fix #6: 草稿恢复提示条 ========== */
.draft-restore-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; margin-bottom: 24px;
  background: rgba(242,181,106,0.08);
  border: 1px solid rgba(242,181,106,0.2);
  border-radius: var(--radius-md);
  font-size: 13px; color: var(--accent-orange);
  animation: fadeInUp 0.4s ease;
}
.draft-restore-bar .draft-actions { display: flex; gap: 8px; }
.draft-restore-bar .btn-draft {
  padding: 6px 16px; border-radius: 8px; border: none;
  font-size: 12px; font-weight: 500; cursor: pointer; transition: all 0.2s ease;
}
.draft-restore-bar .btn-draft-restore {
  background: var(--accent-orange); color: var(--bg-primary);
}
.draft-restore-bar .btn-draft-discard {
  background: transparent; color: var(--text-muted); border: 1px solid var(--border);
}
.draft-restore-bar .btn-draft:hover { opacity: 0.85; }

/* ========== 动画减弱偏好 ========== */
@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;
  }
  .scroll-reveal { opacity: 1; transform: none; }
}

/* ========== 全局焦点样式 ========== */
*:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}
.form-input:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(129,140,248,0.15);
}
.faq-search:focus-visible,
.search-input:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(129,140,248,0.15);
}

/* ========== 回到顶部按钮 ========== */
.back-to-top {
  position: fixed; bottom: 20px; right: 24px;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--bg-card); border: 1px solid var(--accent);
  color: var(--accent); font-size: 20px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transform: translateY(20px);
  transition: all 0.3s ease; z-index: 200;
  box-shadow: var(--shadow-md);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--accent); color: var(--bg-primary); transform: translateY(-2px); }

/* ========== 阅读进度条 ========== */
.reading-progress {
  position: fixed; top: 60px; left: 0; height: 2px; width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
  z-index: 201; transition: width 0.1s ease;
}

/* ========== Skip to content ========== */
.skip-to-content {
  position: absolute; top: -40px; left: 0;
  background: var(--accent); color: var(--bg-primary);
  padding: 8px 16px; border-radius: 0 0 8px 0;
  font-size: 13px; z-index: 9999; text-decoration: none;
  transition: top 0.2s ease;
}
.skip-to-content:focus { top: 0; }

/* ========== 表单步骤进度条 ========== */
.form-progress {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 24px; padding: 0 4px;
}
.form-progress-step {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--text-muted); transition: var(--transition);
}
.form-progress-step.active { color: var(--accent); font-weight: 500; }
.form-progress-step.completed { color: var(--accent-green); }
.form-progress-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--border); transition: var(--transition);
}
.form-progress-step.active .form-progress-dot { background: var(--accent); box-shadow: 0 0 0 4px rgba(129,140,248,0.15); }
.form-progress-step.completed .form-progress-dot { background: var(--accent-green); }
.form-progress-line { flex: 1; height: 1px; background: var(--border); }
.form-progress-line.completed { background: var(--accent-green); }

/* ========== iOS 安全区适配（放在 .back-to-top 之后确保覆盖生效） ========== */
@supports (padding: max(0px)) {
  .nav-right, .dashboard-header, .submit-area, .modal-actions {
    padding-bottom: max(var(--original-padding, 0px), env(safe-area-inset-bottom));
  }
  .back-to-top {
    bottom: max(20px, env(safe-area-inset-bottom));
  }
  .mobile-nav-overlay {
    padding-bottom: max(24px, env(safe-area-inset-bottom));
  }
}

/* ========== 响应式优化补充 ========== */
@media (max-width: 768px) {
  .notification-panel { width: calc(100vw - 32px) !important; right: 16px !important; }
  .modal { max-width: 95vw !important; }
}

/* ========== 无障碍：减少动画 ========== */
@media (prefers-reduced-motion: reduce) {
  .ambient-glow { animation: none !important; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}
/* ========== 全站图标扁平化（v2.0） ========== */
.pc-ico {
  display: inline-block;
  width: 1em;
  height: 1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  vertical-align: -0.15em;
  flex-shrink: 0;
}
.pc-ico-btn { width: 16px; height: 16px; }
.pc-ico-lg { width: 24px; height: 24px; }
.pc-ico-xl { width: 48px; height: 48px; }
/* 按钮内图标水平居中 */
.btn, .btn-primary, .btn-secondary, .btn-success, .m-btn,
.theme-toggle, .login-nav-btn, .nav-mobile-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
/* 状态色点（替代 🔴🟡🟢） */
.pc-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 4px;
  vertical-align: middle;
}
/* 图标容器（trust-icon / version-badge / quick-stat 等） */
.trust-icon, .version-badge, .quick-stat, .empty-icon,
.admin-empty-icon, .soft-icon, .stat-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.trust-icon .pc-ico { width: 18px; height: 18px; }
.version-badge .pc-ico { width: 14px; height: 14px; }
.quick-stat .pc-ico { width: 22px; height: 22px; }
.admin-empty-icon .pc-ico { width: 48px; height: 48px; opacity: 0.35; }
.empty-icon .pc-ico { width: 48px; height: 48px; opacity: 0.35; }

/* ================= 新手引导弹窗（PC端，与手机端对齐） ================= */
.guide-overlay { z-index: 9998; }
.guide-box { max-width: 480px; padding: 40px 44px; }
.guide-header { text-align: center; margin-bottom: 22px; }
.guide-title { font-family: var(--font-display); font-size: 22px; font-weight: 600; letter-spacing: -0.01em; display: flex; align-items: center; justify-content: center; gap: 8px; }
.guide-ico { width: 22px; height: 22px; color: var(--accent); }
.guide-sub { font-size: 13px; color: var(--text-muted); margin-top: 8px; }
.guide-steps { display: flex; flex-direction: column; gap: 16px; margin-bottom: 24px; }
.guide-step { display: flex; gap: 14px; align-items: flex-start; }
.guide-num {
  width: 32px; height: 32px; flex-shrink: 0; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #818cf8);
  color: #fff; font-size: 15px; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px rgba(129, 140, 248, 0.35);
}
.guide-body { flex: 1; }
.guide-name { font-size: 15px; font-weight: 600; color: var(--text-primary); margin-bottom: 3px; }
.guide-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }
.guide-actions { display: flex; justify-content: center; }
.guide-actions .btn { min-width: 180px; justify-content: center; }
.guide-tip { text-align: center; font-size: 12px; color: var(--text-muted); margin-top: 16px; }

/* 著作权人提醒高亮（AI 生成后闪烁提示用户填真实全名，与手机端 m-input-attention 对齐） */
.form-input.input-attention {
  border-color: var(--accent-rose, #f56c6c) !important;
  box-shadow: 0 0 0 3px rgba(245, 108, 108, 0.18) !important;
  animation: input-attention-pulse 1s ease-in-out 3;
}
@keyframes input-attention-pulse {
  0%, 100% { border-color: var(--accent-rose, #f56c6c); }
  50% { border-color: var(--accent); }
}

/* AI 一键填入（生成页 softName 下方，与手机端 m-ai-prefill 视觉对齐） */
/* 输入行内嵌「立即生成」按钮：输入框 flex:1 + 按钮固定宽 */
.form-input-row {
  display: flex;
  gap: 10px;
  align-items: stretch;
}
.form-input-row .form-input {
  flex: 1;
  min-width: 0;
}
.form-input-row .ai-prefill-btn {
  white-space: nowrap;
  flex-shrink: 0;
  margin: 0;
}
@media (max-width: 480px) {
  .form-input-row { flex-direction: column; }
  .form-input-row .ai-prefill-btn { width: 100%; }
}
.ai-prefill-tip {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-top: 6px;
}
.ai-prefill-tip .pc-ico { width: 13px; height: 13px; color: var(--accent); }
.ai-prefill-box {
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 10px 14px;
  background: linear-gradient(135deg, rgba(129,140,248,0.08), rgba(99,102,241,0.06));
  border: 1px dashed rgba(129,140,248,0.35);
  border-radius: 10px;
}
.ai-prefill-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 36px;
  padding: 0 18px;
  border: none;
  border-radius: 18px;
  background: linear-gradient(135deg, #8b7cf8 0%, #6366f1 100%);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 4px 14px rgba(99,102,241,0.35);
}
.ai-prefill-btn .pc-ico { width: 16px; height: 16px; }
.ai-prefill-btn:hover { box-shadow: 0 6px 18px rgba(99,102,241,0.45); }
.ai-prefill-btn:active { transform: scale(0.97); }
.ai-prefill-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.ai-prefill-tip { font-size: 12px; color: var(--text-muted); line-height: 1.5; }

/* 生成页自动保存提示（右上角浮层） */
.auto-save-toast {
  position: fixed;
  top: 84px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-green);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  font-size: 13px;
  color: var(--text-secondary);
  z-index: 900;
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
}
.auto-save-toast .pc-ico { width: 16px; height: 16px; color: var(--accent-green); }
.auto-save-toast.show { opacity: 1; transform: translateY(0); }

/* 同名软著提醒（行内轻提示） */
.dup-tip {
  display: flex; align-items: center; gap: 6px;
  margin-top: 8px; padding: 8px 12px;
  background: rgba(242,181,106,0.08);
  border: 1px solid rgba(242,181,106,0.22);
  border-radius: 8px;
  font-size: 12px; color: var(--accent-orange);
  line-height: 1.5;
}
.dup-tip .pc-ico { width: 14px; height: 14px; flex-shrink: 0; }