/* ============================================
   反作弊官网 - 全局样式
   暗黑电竞科技风 / 蓝青霓虹 / 玻璃拟态
   Design System v2 - taste-skill optimized
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* 背景层次 - 更深更有层次 */
  --bg-primary: #050810;
  --bg-secondary: #0a0f1c;
  --bg-tertiary: #0f1626;
  --bg-card: rgba(15, 23, 42, 0.45);
  --bg-card-hover: rgba(20, 30, 50, 0.6);
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-bg-hover: rgba(255, 255, 255, 0.07);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(255, 255, 255, 0.15);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  --glass-shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.25);

  /* 霓虹主色 - 青色系，去掉紫色 */
  --neon-cyan: #00e5ff;
  --neon-blue: #3b82f6;
  --neon-teal: #14b8a6;
  --neon-cyan-dim: rgba(0, 229, 255, 0.6);

  /* 文字层次 */
  --text-primary: #e8eef7;
  --text-secondary: #97a6ba;
  --text-muted: #5c6b80;

  /* 边框 */
  --border-glow: rgba(0, 229, 255, 0.18);
  --border-subtle: rgba(0, 229, 255, 0.08);

  /* 状态色 */
  --danger: #ef4444;
  --warning: #f59e0b;
  --success: #10b981;

  /* 圆角系统 - 统一 */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-pill: 999px;

  /* 字体 */
  --font-display: 'Space Grotesk', 'PingFang SC', 'Microsoft YaHei', -apple-system, sans-serif;
  --font-body: 'Space Grotesk', 'PingFang SC', 'Microsoft YaHei', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', 'Courier New', monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 选中文本 */
::selection {
  background: rgba(0, 229, 255, 0.25);
  color: #fff;
}

/* 滚动条 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 229, 255, 0.2);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 229, 255, 0.35);
}

/* 背景动态网格 - 更细腻 */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.025) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at 50% 0%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, black 30%, transparent 80%);
}

/* 背景光晕 - 更克制，双光晕 */
body::after {
  content: '';
  position: fixed;
  top: -15%;
  right: -5%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.06) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
}

/* 底部光晕 */
.bg-glow-bottom {
  position: fixed;
  bottom: -20%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.05) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
}

a {
  color: var(--neon-cyan);
  text-decoration: none;
  transition: color 0.25s ease, text-shadow 0.25s ease;
}

a:hover {
  color: #fff;
  text-shadow: 0 0 12px var(--neon-cyan-dim);
}

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

/* ========== 导航栏 ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(5, 8, 16, 0.8);
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border-bottom: 1px solid var(--border-subtle);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.navbar.scrolled {
  background: rgba(5, 8, 16, 0.92);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
  border-bottom-color: var(--border-glow);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #fff;
  font-family: var(--font-display);
}

.nav-logo .logo-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-blue));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  box-shadow: 0 0 18px rgba(0, 229, 255, 0.35);
  position: relative;
}

.nav-logo .logo-icon::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent 50%);
}

.nav-logo span {
  background: linear-gradient(135deg, #fff 30%, var(--neon-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}

.nav-menu a {
  display: block;
  padding: 8px 14px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all 0.25s ease;
  white-space: nowrap;
  font-weight: 500;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--neon-cyan);
  background: rgba(0, 229, 255, 0.07);
}

.nav-cta {
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-blue)) !important;
  color: #050810 !important;
  font-weight: 700 !important;
  padding: 8px 20px !important;
  border-radius: var(--radius-sm) !important;
  box-shadow: 0 0 18px rgba(0, 229, 255, 0.25);
  font-size: 0.85rem !important;
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 28px rgba(0, 229, 255, 0.4) !important;
  color: #050810 !important;
}

.nav-cta:active {
  transform: translateY(0);
}

/* 移动端菜单按钮 */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--neon-cyan);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ========== 通用容器 ========== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

.container-narrow {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

/* ========== 页面头部 ========== */
.page-hero {
  padding: 130px 0 56px;
  text-align: center;
  position: relative;
}

.page-hero h1 {
  font-size: 2.6rem;
  font-weight: 700;
  margin-bottom: 14px;
  background: linear-gradient(135deg, #fff 0%, var(--neon-cyan) 60%, var(--neon-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
  font-family: var(--font-display);
  line-height: 1.2;
}

.page-hero p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.8;
}

.page-hero .hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  color: var(--neon-cyan);
  margin-bottom: 18px;
  letter-spacing: 0.5px;
  font-family: var(--font-mono);
}

/* ========== 玻璃卡片 - 更精致 ========== */
.glass-card {
  background: linear-gradient(135deg, rgba(255,255,255,0.06) 0%, rgba(15,23,42,0.5) 100%);
  backdrop-filter: blur(15px) saturate(150%);
  -webkit-backdrop-filter: blur(15px) saturate(150%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 32px;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1), inset 0 1px 0 rgba(255,255,255,0.06);
  transform: translateZ(0);
  will-change: transform;
}

/* 顶部高光边 - 苹果风格 */
.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.15) 20%, rgba(0,229,255,0.3) 50%, rgba(255,255,255,0.15) 80%, transparent 100%);
  opacity: 0.8;
}

/* 内部微光 - 苹果风格 */
.glass-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background: radial-gradient(ellipse at 30% 0%, rgba(255,255,255,0.06) 0%, transparent 50%);
  pointer-events: none;
}

.glass-card:hover {
  border-color: rgba(255,255,255,0.15);
  background: linear-gradient(135deg, rgba(255,255,255,0.09) 0%, rgba(20,30,50,0.6) 100%);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.25), 0 0 40px rgba(0,229,255,0.08), inset 0 1px 0 rgba(255,255,255,0.1);
}

/* ========== 按钮 - 苹果风格毛玻璃 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.1);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  text-decoration: none;
  font-family: inherit;
  position: relative;
  overflow: hidden;
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--text-primary);
  box-shadow: 0 2px 8px rgba(0,0,0,0.08), inset 0 1px 0 rgba(255,255,255,0.08);
  transform: translateZ(0);
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.15) 0%, transparent 50%);
  pointer-events: none;
  border-radius: 14px;
}

.btn-primary {
  background: linear-gradient(135deg, rgba(0,229,255,0.9) 0%, rgba(59,130,246,0.9) 100%);
  color: #050810;
  border: 1px solid rgba(0,229,255,0.3);
  box-shadow: 0 4px 20px rgba(0,229,255,0.25), inset 0 1px 0 rgba(255,255,255,0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,229,255,0.4), inset 0 1px 0 rgba(255,255,255,0.3);
  color: #050810;
  background: linear-gradient(135deg, rgba(0,229,255,1) 0%, rgba(59,130,246,1) 100%);
}

.btn-primary:active {
  transform: translateY(0) scale(0.98);
  box-shadow: 0 2px 12px rgba(0,229,255,0.3), inset 0 1px 0 rgba(255,255,255,0.15);
}

.btn-outline {
  background: rgba(255,255,255,0.03);
  color: var(--neon-cyan);
  border: 1px solid rgba(0,229,255,0.3);
  backdrop-filter: blur(20px) saturate(180%);
}

.btn-outline:hover {
  background: rgba(0,229,255,0.1);
  box-shadow: 0 4px 20px rgba(0,229,255,0.15), inset 0 1px 0 rgba(255,255,255,0.1);
  color: var(--neon-cyan);
  transform: translateY(-1px);
  border-color: rgba(0,229,255,0.5);
}

.btn-outline:active {
  transform: translateY(0) scale(0.98);
}

.btn-danger {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: #fff;
  box-shadow: 0 0 18px rgba(239, 68, 68, 0.25);
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 28px rgba(239, 68, 68, 0.4);
}

.btn-danger:active {
  transform: translateY(0) scale(0.98);
}

.btn-lg {
  padding: 15px 38px;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* ========== 表单 ========== */
.form-group {
  margin-bottom: 22px;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}

.form-group label .required {
  color: var(--danger);
  margin-left: 4px;
}

.form-control {
  width: 100%;
  padding: 12px 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  color: var(--text-primary);
  font-size: 0.92rem;
  font-family: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
}

.form-control:focus {
  outline: none;
  border-color: rgba(0,229,255,0.5);
  box-shadow: 0 0 0 4px rgba(0,229,255,0.1), 0 4px 20px rgba(0,229,255,0.1), inset 0 1px 0 rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.07);
}

.form-control::placeholder {
  color: var(--text-muted);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
  line-height: 1.7;
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300e5ff' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

/* 文件上传 */
.file-upload {
  border: 2px dashed var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  background: rgba(5, 8, 16, 0.3);
}

.file-upload:hover {
  border-color: var(--neon-cyan);
  background: rgba(0, 229, 255, 0.04);
}

.file-upload .upload-icon {
  font-size: 2.2rem;
  margin-bottom: 10px;
  opacity: 0.8;
}

.file-upload p {
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.file-upload .upload-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.file-list {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.file-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  color: var(--neon-cyan);
  font-family: var(--font-mono);
}

.file-tag .remove-file {
  cursor: pointer;
  font-weight: bold;
  opacity: 0.6;
  transition: opacity 0.2s;
}

.file-tag .remove-file:hover {
  opacity: 1;
  color: var(--danger);
}

/* ========== 区块标题 ========== */
.section {
  padding: 80px 0;
  position: relative;
  z-index: 1;
}

.section-header {
  text-align: center;
  margin-bottom: 52px;
}

.section-header .section-tag {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(0, 229, 255, 0.07);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  color: var(--neon-cyan);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-weight: 500;
}

.section-header h2 {
  font-size: 2.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #fff;
  font-family: var(--font-display);
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.section-header p {
  font-size: 0.98rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ========== 网格布局 ========== */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

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

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

/* ========== 首页 Banner ========== */
.hero {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: 110px 0 60px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 780px;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 18px;
  background: rgba(0, 229, 255, 0.07);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  color: var(--neon-cyan);
  margin-bottom: 22px;
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.3px;
}

.hero-badge .pulse-dot {
  width: 6px;
  height: 6px;
  background: var(--neon-cyan);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 229, 255, 0.4); }
  50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(0, 229, 255, 0); }
}

.hero h1 {
  font-size: 3.3rem;
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
  font-family: var(--font-display);
}

.hero h1 .gradient-text {
  color: var(--neon-cyan);
  font-weight: 700;
}

.hero h1 .glow-text {
  text-shadow: 0 0 20px rgba(0, 229, 255, 0.2);
}

.hero p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 560px;
  line-height: 1.85;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* 英雄区装饰 */
.hero-visual {
  position: absolute;
  right: -3%;
  top: 50%;
  transform: translateY(-50%);
  width: 520px;
  height: 520px;
  z-index: 1;
  opacity: 0.5;
  pointer-events: none;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  animation: float 7s ease-in-out infinite;
}

.hero-orb-1 {
  width: 320px;
  height: 320px;
  background: rgba(0, 229, 255, 0.15);
  top: 0;
  right: 0;
}

.hero-orb-2 {
  width: 220px;
  height: 220px;
  background: rgba(59, 130, 246, 0.15);
  bottom: 40px;
  left: 60px;
  animation-delay: -3.5s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-24px); }
}

/* ========== 数据统计 - 更有设计感 ========== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.stat-card {
  text-align: center;
  padding: 36px 20px;
  background: linear-gradient(135deg, rgba(255,255,255,0.06) 0%, rgba(15,23,42,0.5) 100%);
  backdrop-filter: blur(12px) saturate(150%);
  -webkit-backdrop-filter: blur(12px) saturate(150%);
  border: 1px solid rgba(255,255,255,0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
  transform: translateZ(0);
}

.stat-card:hover {
  background: linear-gradient(135deg, rgba(255,255,255,0.09) 0%, rgba(20,30,50,0.6) 100%);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.2), inset 0 1px 0 rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.15);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.stat-number {
  font-size: 2.6rem;
  font-weight: 700;
  background: linear-gradient(135deg, #fff, var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
  line-height: 1;
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ========== 服务卡片 ========== */
.service-card {
  padding: 32px 28px;
}

.service-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.12), rgba(59, 130, 246, 0.12));
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 18px;
  transition: all 0.3s ease;
}

.service-card:hover .service-icon {
  transform: scale(1.08);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.2);
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #fff;
  font-family: var(--font-display);
}

.service-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

.service-features {
  list-style: none;
  margin-top: 14px;
}

.service-features li {
  font-size: 0.82rem;
  color: var(--text-secondary);
  padding: 3px 0;
  padding-left: 18px;
  position: relative;
}

.service-features li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--neon-cyan);
  font-size: 0.75rem;
}

/* ========== 案例卡片 ========== */
.case-card {
  overflow: hidden;
  padding: 0;
}

.case-image {
  height: 170px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.08), rgba(59, 130, 246, 0.08));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  position: relative;
  border-bottom: 1px solid var(--border-subtle);
}

.case-body {
  padding: 22px;
}

.case-tag {
  display: inline-block;
  padding: 3px 10px;
  background: rgba(0, 229, 255, 0.08);
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  color: var(--neon-cyan);
  margin-bottom: 10px;
  font-family: var(--font-mono);
}

.case-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #fff;
}

.case-body p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ========== 免责声明条 ========== */
.disclaimer-bar {
  background: rgba(239, 68, 68, 0.06);
  border: 1px solid rgba(239, 68, 68, 0.18);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  margin: 36px 0;
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.disclaimer-bar .disclaimer-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.disclaimer-bar .disclaimer-text {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

.disclaimer-bar .disclaimer-text strong {
  color: #fca5a5;
  font-weight: 600;
}

/* ========== 状态标签 ========== */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

.status-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.status-pending {
  background: rgba(245, 158, 11, 0.08);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.status-pending::before {
  background: #fbbf24;
  animation: blink 1.5s ease-in-out infinite;
}

.status-processing {
  background: rgba(59, 130, 246, 0.08);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.25);
}

.status-processing::before {
  background: #60a5fa;
  animation: blink 1s ease-in-out infinite;
}

.status-completed {
  background: rgba(16, 185, 129, 0.08);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.status-completed::before {
  background: #34d399;
}

.status-cheat {
  background: rgba(239, 68, 68, 0.1);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.status-cheat::before {
  background: #f87171;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ========== 进度条 ========== */
.progress-track {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 3px;
  overflow: hidden;
  margin: 14px 0;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-blue));
  border-radius: 3px;
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.4);
}

/* ========== 时间线 ========== */
.timeline {
  position: relative;
  padding-left: 30px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--neon-cyan), rgba(0, 229, 255, 0.08));
}

.timeline-item {
  position: relative;
  padding-bottom: 28px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -27px;
  top: 4px;
  width: 12px;
  height: 12px;
  background: var(--bg-primary);
  border: 2px solid var(--neon-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.4);
}

.timeline-item .timeline-year {
  font-size: 0.82rem;
  color: var(--neon-cyan);
  font-weight: 600;
  margin-bottom: 4px;
  font-family: var(--font-mono);
}

.timeline-item h4 {
  font-size: 1rem;
  color: #fff;
  margin-bottom: 6px;
  font-weight: 600;
}

.timeline-item p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ========== 价格卡片 ========== */
.pricing-card {
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.pricing-card.featured {
  border-color: rgba(0, 229, 255, 0.35);
  box-shadow: 0 0 36px rgba(0, 229, 255, 0.12);
  transform: scale(1.02);
}

.pricing-card.featured::after {
  content: '推荐';
  position: absolute;
  top: 14px;
  right: -28px;
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-blue));
  color: #050810;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 32px;
  transform: rotate(45deg);
}

.pricing-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.pricing-price {
  font-size: 2.4rem;
  font-weight: 700;
  background: linear-gradient(135deg, #fff, var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

.pricing-price .unit {
  font-size: 0.95rem;
  -webkit-text-fill-color: var(--text-secondary);
  font-weight: 400;
}

.pricing-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 22px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--border-subtle);
}

.pricing-features {
  list-style: none;
  flex: 1;
  margin-bottom: 26px;
}

.pricing-features li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 7px 0;
  padding-left: 22px;
  position: relative;
}

.pricing-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--neon-cyan);
  font-weight: 700;
  font-size: 0.8rem;
}

/* ========== 联系卡片 ========== */
.contact-card {
  text-align: center;
  padding: 32px 24px;
}

.contact-icon {
  width: 58px;
  height: 58px;
  margin: 0 auto 18px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.12), rgba(59, 130, 246, 0.12));
  border: 1px solid var(--border-glow);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  transition: all 0.3s ease;
}

.contact-card:hover .contact-icon {
  transform: scale(1.08);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.2);
}

.contact-card h3 {
  font-size: 1.05rem;
  color: #fff;
  margin-bottom: 8px;
  font-weight: 600;
}

.contact-card .contact-value {
  font-size: 0.92rem;
  color: var(--neon-cyan);
  font-weight: 600;
  word-break: break-all;
  font-family: var(--font-mono);
}

.contact-card p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 8px;
}

/* ========== 合规页面 ========== */
.legal-content {
  padding: 36px 0 72px;
}

.legal-content h2 {
  font-size: 1.35rem;
  color: #fff;
  margin: 28px 0 14px;
  padding-left: 12px;
  border-left: 3px solid var(--neon-cyan);
  font-weight: 700;
}

.legal-content h3 {
  font-size: 1.05rem;
  color: var(--neon-cyan);
  margin: 22px 0 10px;
  font-weight: 600;
}

.legal-content p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 10px;
}

.legal-content ul,
.legal-content ol {
  margin: 10px 0 10px 22px;
}

.legal-content li {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 5px;
}

.legal-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* ========== 查询结果 ========== */
.query-result {
  margin-top: 28px;
}

.query-info-row {
  display: flex;
  justify-content: space-between;
  padding: 11px 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.88rem;
  gap: 16px;
}

.query-info-row .label {
  color: var(--text-muted);
  flex-shrink: 0;
}

.query-info-row .value {
  color: var(--text-primary);
  font-weight: 500;
  text-align: right;
  word-break: break-all;
}

/* ========== Toast 提示 ========== */
.toast {
  position: fixed;
  top: 75%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  opacity: 0;
  padding: 16px 28px;
  background: rgba(5, 8, 16, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.92rem;
  z-index: 9999;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
  max-width: 400px;
  text-align: center;
}

.toast.show {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
}

.toast.success {
  border-color: rgba(16, 185, 129, 0.35);
}

.toast.success .toast-icon {
  color: #34d399;
}

.toast.error {
  border-color: rgba(239, 68, 68, 0.35);
}

.toast.error .toast-icon {
  color: #f87171;
}

.toast .toast-icon {
  margin-right: 8px;
  font-size: 1rem;
}

/* ========== 页脚 ========== */
.footer {
  background: rgba(5, 8, 16, 0.85);
  border-top: 1px solid var(--border-subtle);
  padding: 56px 0 22px;
  position: relative;
  z-index: 1;
  margin-top: 36px;
  backdrop-filter: blur(10px);
}

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

.footer-brand p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-top: 14px;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.92rem;
  color: #fff;
  margin-bottom: 14px;
  font-weight: 700;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 9px;
}

.footer-col a {
  font-size: 0.82rem;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--neon-cyan);
}

.footer-bottom {
  padding-top: 22px;
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.footer-disclaimer {
  margin-top: 10px;
  padding: 10px;
  background: rgba(239, 68, 68, 0.04);
  border-radius: var(--radius-sm);
  font-size: 0.72rem !important;
  color: var(--text-muted) !important;
}

/* ========== 动画 ========== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .hero-visual {
    display: none;
  }

  .hero h1 {
    font-size: 2.8rem;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(5, 8, 16, 0.97);
    backdrop-filter: blur(24px);
    flex-direction: column;
    padding: 18px;
    gap: 2px;
    border-bottom: 1px solid var(--border-glow);
    transform: translateY(-120%);
    transition: transform 0.3s ease;
    max-height: calc(100dvh - 68px);
    overflow-y: auto;
  }

  .nav-menu.open {
    transform: translateY(0);
  }

  .nav-menu a {
    width: 100%;
    padding: 12px 14px;
  }

  .hero {
    min-height: auto;
    padding: 100px 0 50px;
  }

  .hero h1 {
    font-size: 2.1rem;
  }

  .hero p {
    font-size: 0.98rem;
  }

  .page-hero {
    padding: 110px 0 44px;
  }

  .page-hero h1 {
    font-size: 1.9rem;
  }

  .section-header h2 {
    font-size: 1.55rem;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr !important;
  }

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

  .stat-number {
    font-size: 1.9rem;
  }

  .glass-card {
    padding: 22px;
  }

  .section {
    padding: 48px 0;
  }

  .hero-buttons {
    flex-direction: column;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

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

  .toast {
    left: 14px;
    right: 14px;
    max-width: none;
  }

  .container,
  .container-narrow {
    padding: 0 20px;
  }

  .nav-container {
    padding: 0 20px;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 0 16px;
  }

  .container,
  .container-narrow {
    padding: 0 16px;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

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

  .stat-card {
    padding: 24px 14px;
  }
}

/* ============================================
   苹果风格毛玻璃表格
   ============================================ */
.table-wrap {
  background: linear-gradient(135deg, rgba(255,255,255,0.04) 0%, rgba(15,23,42,0.4) 100%);
  backdrop-filter: blur(10px) saturate(150%);
  -webkit-backdrop-filter: blur(10px) saturate(150%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.1), inset 0 1px 0 rgba(255,255,255,0.06);
  position: relative;
  transform: translateZ(0);
}

.table-wrap::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.12) 20%, rgba(0,229,255,0.25) 50%, rgba(255,255,255,0.12) 80%, transparent 100%);
  opacity: 0.7;
  z-index: 1;
}

table {
  width: 100%;
  border-collapse: collapse;
  position: relative;
  z-index: 2;
}

table thead th {
  background: rgba(255,255,255,0.05);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 16px 18px;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);
}

table tbody td {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: background 0.2s ease;
}

table tbody tr {
  transition: background 0.25s ease;
}

table tbody tr:hover {
  background: rgba(0,229,255,0.05);
}

table tbody tr:last-child td {
  border-bottom: none;
}

/* 表格操作按钮 */
.action-btn {
  display: inline-block;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 10px;
  border: 1px solid rgba(0,229,255,0.3);
  background: rgba(0,229,255,0.08);
  color: var(--neon-cyan);
  cursor: pointer;
  transition: all 0.25s ease;
  backdrop-filter: blur(10px);
  text-decoration: none;
}

.action-btn:hover {
  background: rgba(0,229,255,0.15);
  box-shadow: 0 4px 16px rgba(0,229,255,0.2);
  transform: translateY(-1px);
}

.action-btn.danger {
  border-color: rgba(239,68,68,0.3);
  background: rgba(239,68,68,0.08);
  color: #f87171;
}

.action-btn.danger:hover {
  background: rgba(239,68,68,0.15);
  box-shadow: 0 4px 16px rgba(239,68,68,0.2);
}