/* 星灵 ONE 官网 - 全局样式与主题变量 */

:root {
  /* ONE 品牌色彩 */
  --opc-primary: #1B4FD8;
  --opc-primary-dark: #1E40AF;
  --opc-accent: #06B6D4;
  --opc-success: #10B981;
  --opc-danger: #EF4444;
  --group-blue: #0B1437;
  --group-accent: #3B82F6;
  --group-text: #F8FAFC;

  /* 共享设计令牌 - 间距 */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* 圆角 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* 字体 */
  --font-display: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'Geist Mono', 'SF Mono', 'Consolas', monospace;

  /* 浅色主题（默认） */
  --bg-body: #FFFFFF;
  --bg-surface: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-elevated: #FFFFFF;
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #64748B;
  --border-color: #E2E8F0;
  --border-strong: #CBD5E1;
  --shadow-sm: 0 1px 2px rgba(11, 20, 55, 0.06);
  --shadow-md: 0 4px 12px rgba(11, 20, 55, 0.08);
  --shadow-lg: 0 12px 40px rgba(11, 20, 55, 0.12);
  --shadow-glow: 0 0 40px rgba(27, 79, 216, 0.15);
  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(255, 255, 255, 0.6);
  --header-bg: rgba(255, 255, 255, 0.85);
  --hero-gradient: linear-gradient(135deg, #FFFFFF 0%, #EFF6FF 50%, #F0F9FF 100%);
  --radar-bg: rgba(27, 79, 216, 0.04);
  --chart-line: rgba(27, 79, 216, 0.2);
}

[data-theme="dark"] {
  --bg-body: #0B1437;
  --bg-surface: #0F2354;
  --bg-card: rgba(15, 35, 84, 0.7);
  --bg-elevated: #0F2354;
  --text-primary: #F8FAFC;
  --text-secondary: #CBD5E1;
  --text-muted: #94A3B8;
  --border-color: rgba(255, 255, 255, 0.1);
  --border-strong: rgba(255, 255, 255, 0.18);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 60px rgba(27, 79, 216, 0.25);
  --glass-bg: rgba(15, 35, 84, 0.65);
  --glass-border: rgba(255, 255, 255, 0.1);
  --header-bg: rgba(11, 20, 55, 0.85);
  --hero-gradient: linear-gradient(135deg, #0B1437 0%, #0F2354 50%, #111827 100%);
  --radar-bg: rgba(27, 79, 216, 0.12);
  --chart-line: rgba(27, 79, 216, 0.35);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

::selection {
  background: rgba(27, 79, 216, 0.25);
  color: var(--text-primary);
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }
}

/* 字体引入 */
@font-face {
  font-family: 'Geist Mono';
  src: local('Geist Mono'), local('SF Mono'), local('Consolas');
  font-display: swap;
}

/* 主导航 */
.main-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: var(--header-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.main-nav-bar .container {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.brand-logo {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.brand-logo svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 12px rgba(27, 79, 216, 0.3));
}

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

.brand-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.2;
}

.brand-domain {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  line-height: 1.2;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex: 1;
  justify-content: center;
  position: relative;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
  position: relative;
  white-space: nowrap;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--opc-primary);
  border-radius: var(--radius-full);
  transition: width 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a:hover::after {
  width: 100%;
}

.header-actions {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  border: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--opc-primary);
  color: white;
  box-shadow: 0 4px 14px rgba(27, 79, 216, 0.35);
}

.btn-primary:hover {
  background: var(--opc-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(27, 79, 216, 0.45);
}

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

.btn-secondary {
  background: transparent;
  color: var(--opc-primary);
  border: 1.5px solid var(--opc-primary);
}

.btn-secondary:hover {
  background: var(--opc-primary);
  color: white;
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover {
  background: var(--bg-surface);
  color: var(--text-primary);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
  border-radius: var(--radius-lg);
}

.btn-magnetic {
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

@media (max-width: 1024px) {
  .nav-links {
    display: none;
  }
  .header-actions {
    display: none;
  }
  .mobile-menu-btn {
    display: flex;
  }
}

/* 移动端菜单 */
.mobile-menu {
  position: fixed;
  top: 108px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-body);
  z-index: 998;
  padding: var(--space-6);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  overflow-y: auto;
}

.mobile-menu.open {
  transform: translateX(0);
}

.mobile-menu a {
  font-size: 18px;
  font-weight: 600;
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
}

.mobile-menu .btn {
  margin-top: var(--space-4);
  justify-content: center;
}

/* Hero 区域 */
.hero {
  position: relative;
  min-height: calc(100vh - 108px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--hero-gradient);
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(var(--chart-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--chart-line) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.6;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(80px, 80px); }
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: float 8s ease-in-out infinite;
}

.hero-orb-1 {
  width: 500px;
  height: 500px;
  background: var(--opc-primary);
  top: -10%;
  right: -5%;
  animation-delay: 0s;
}

.hero-orb-2 {
  width: 360px;
  height: 360px;
  background: var(--opc-accent);
  bottom: 10%;
  right: 15%;
  opacity: 0.35;
  animation-delay: -3s;
}

.hero-orb-3 {
  width: 280px;
  height: 280px;
  background: var(--group-accent);
  top: 30%;
  left: -8%;
  opacity: 0.25;
  animation-delay: -5s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -30px) scale(1.05); }
}

.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-12);
  align-items: center;
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 8px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  color: var(--opc-primary);
  margin-bottom: var(--space-6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--opc-success);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
  50% { opacity: 0.8; transform: scale(1.2); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
}

.hero-title {
  font-size: clamp(40px, 5.5vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  color: var(--text-primary);
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--opc-primary) 0%, var(--opc-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(16px, 1.4vw, 20px);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
}

.hero-stats {
  display: flex;
  gap: var(--space-8);
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat-number {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.hero-stat-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: var(--space-1);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 500px;
}

.hero-shield {
  width: 320px;
  height: 380px;
  position: relative;
  filter: drop-shadow(0 24px 60px rgba(27, 79, 216, 0.3));
  animation: shieldFloat 6s ease-in-out infinite;
}

@keyframes shieldFloat {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(1deg); }
}

.hero-shield svg {
  width: 100%;
  height: 100%;
}

.hero-card {
  position: absolute;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-lg);
  animation: cardFloat 7s ease-in-out infinite;
}

.hero-card-1 {
  top: 5%;
  right: 0;
  animation-delay: -1s;
}

.hero-card-2 {
  bottom: 10%;
  left: 0;
  animation-delay: -3.5s;
}

.hero-card-3 {
  top: 45%;
  right: -5%;
  animation-delay: -2s;
}

@keyframes cardFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-card-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-1);
}

.hero-card-value {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.hero-card-sub {
  font-size: 12px;
  color: var(--opc-success);
  margin-top: var(--space-1);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-8);
  }
  .hero-content {
    max-width: 100%;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-stats {
    justify-content: center;
  }
  .hero-visual {
    min-height: 400px;
  }
  .hero-shield {
    width: 240px;
    height: 280px;
  }
  .hero-card {
    display: none;
  }
}

/* Section 通用 */
.section {
  padding: var(--space-24) 0;
  position: relative;
}

.section-header {
  max-width: 720px;
  margin-bottom: var(--space-16);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--opc-primary);
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.section-desc {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.section-header.center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* 信任数据条 */
.trust-bar {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-8) 0;
}

.trust-bar .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.trust-item {
  text-align: center;
  padding: var(--space-4);
}

.trust-item-number {
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 700;
  color: var(--opc-primary);
  line-height: 1.2;
}

.trust-item-label {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: var(--space-2);
}

@media (max-width: 768px) {
  .trust-bar .container {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }
  .trust-item-number {
    font-size: 32px;
  }
}

/* 核心服务 */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--opc-primary), var(--opc-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-strong);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(27, 79, 216, 0.1), rgba(6, 182, 212, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  color: var(--opc-primary);
  transition: transform 0.3s;
}

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(-4deg);
}

.service-icon svg {
  width: 28px;
  height: 28px;
}

.service-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.service-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.service-tag {
  font-size: 12px;
  font-weight: 600;
  color: var(--opc-primary);
  background: rgba(27, 79, 216, 0.08);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

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

@media (max-width: 640px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

/* 实力等级 */
.tiers-section {
  background: var(--bg-surface);
}

.tiers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.tier-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
  position: relative;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
}

.tier-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.tier-card.featured {
  border-color: var(--opc-primary);
  box-shadow: var(--shadow-glow);
  transform: scale(1.02);
}

.tier-card.featured:hover {
  transform: scale(1.02) translateY(-6px);
}

.tier-badge {
  position: absolute;
  top: 0;
  right: 0;
  background: var(--opc-primary);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-bottom-left-radius: var(--radius-lg);
}

.tier-shield {
  width: 80px;
  height: 96px;
  margin: 0 auto var(--space-4);
  transition: transform 0.3s;
}

.tier-card:hover .tier-shield {
  transform: scale(1.08);
}

.tier-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.tier-price {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.tier-price-unit {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.tier-features {
  list-style: none;
  text-align: left;
  margin-bottom: var(--space-6);
}

.tier-features li {
  font-size: 14px;
  color: var(--text-secondary);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
}

.tier-features li:last-child {
  border-bottom: none;
}

.tier-features li svg {
  width: 16px;
  height: 16px;
  color: var(--opc-success);
  flex-shrink: 0;
  margin-top: 2px;
}

.tier-card .btn {
  width: 100%;
}

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

@media (max-width: 640px) {
  .tiers-grid {
    grid-template-columns: 1fr;
  }
  .tier-card.featured {
    transform: scale(1);
  }
  .tier-card.featured:hover {
    transform: translateY(-6px);
  }
}

/* 能力雷达 */
.radar-section {
  background: var(--bg-body);
}

.radar-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.radar-chart {
  position: relative;
  width: 100%;
  max-width: 480px;
  aspect-ratio: 1;
  margin: 0 auto;
}

.radar-chart svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.radar-label {
  font-size: 12px;
  font-weight: 600;
  fill: var(--text-secondary);
  text-anchor: middle;
  dominant-baseline: middle;
}

.radar-value-area {
  fill: rgba(27, 79, 216, 0.2);
  stroke: var(--opc-primary);
  stroke-width: 2;
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.radar-axis {
  stroke: var(--chart-line);
  stroke-width: 1;
}

.radar-ring {
  fill: none;
  stroke: var(--chart-line);
  stroke-width: 1;
}

.radar-point {
  fill: var(--opc-primary);
  stroke: var(--bg-card);
  stroke-width: 2;
  r: 4;
  transition: r 0.3s;
}

.radar-point:hover {
  r: 6;
  cursor: pointer;
}

.radar-tooltip {
  position: absolute;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  box-shadow: var(--shadow-md);
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -120%);
  transition: opacity 0.2s;
  white-space: nowrap;
}

.radar-tooltip.visible {
  opacity: 1;
}

.radar-info h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.radar-info p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.radar-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.radar-metric {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: all 0.25s;
}

.radar-metric:hover {
  border-color: var(--opc-primary);
  transform: translateX(4px);
}

.radar-metric-name {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: var(--space-1);
}

.radar-metric-value {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
}

.radar-metric-bar {
  height: 4px;
  background: var(--border-color);
  border-radius: var(--radius-full);
  margin-top: var(--space-2);
  overflow: hidden;
}

.radar-metric-bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--opc-primary), var(--opc-accent));
  border-radius: var(--radius-full);
  transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (max-width: 1024px) {
  .radar-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .radar-info {
    text-align: center;
  }
  .radar-metrics {
    max-width: 480px;
    margin: 0 auto;
  }
}

/* 合作伙伴 */
.partners-section {
  background: var(--bg-surface);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.partner-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  transition: all 0.3s;
}

.partner-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
}

.partner-logo {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--bg-surface), var(--bg-card));
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  color: var(--opc-primary);
}

.partner-logo svg {
  width: 36px;
  height: 36px;
}

.partner-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.partner-role {
  font-size: 14px;
  color: var(--opc-primary);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.partner-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

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

/* 流程 */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--opc-primary), var(--opc-accent));
  z-index: 0;
}

.process-step {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 var(--space-2);
}

.process-step-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--opc-primary);
  color: var(--opc-primary);
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  box-shadow: var(--shadow-md);
  transition: all 0.3s;
}

.process-step:hover .process-step-number {
  background: var(--opc-primary);
  color: white;
  transform: scale(1.1);
}

.process-step-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.process-step-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (max-width: 768px) {
  .process-steps {
    grid-template-columns: 1fr;
  }
  .process-steps::before {
    display: none;
  }
  .process-step {
    display: flex;
    align-items: flex-start;
    text-align: left;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
  }
  .process-step-number {
    margin: 0;
    flex-shrink: 0;
  }
}

/* CTA 区域 */
.cta-section {
  padding: var(--space-20) 0;
}

.cta-box {
  position: relative;
  background: linear-gradient(135deg, var(--opc-primary) 0%, var(--opc-primary-dark) 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-16);
  overflow: hidden;
  text-align: center;
  color: white;
}

.cta-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(6, 182, 212, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(59, 130, 246, 0.3) 0%, transparent 50%);
  pointer-events: none;
}

.cta-box .section-title,
.cta-box .section-desc {
  color: white;
  position: relative;
  z-index: 1;
}

.cta-box .section-desc {
  opacity: 0.85;
  max-width: 600px;
  margin: 0 auto var(--space-8);
}

.cta-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}

.cta-actions .btn-primary {
  background: white;
  color: var(--opc-primary);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.cta-actions .btn-primary:hover {
  background: rgba(255, 255, 255, 0.95);
  color: var(--opc-primary-dark);
}

.cta-actions .btn-secondary {
  border-color: rgba(255, 255, 255, 0.6);
  color: white;
}

.cta-actions .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  color: white;
  border-color: white;
}

@media (max-width: 640px) {
  .cta-box {
    padding: var(--space-8) var(--space-6);
  }
}

/* 滚动显示动画 */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* 数字计数动画基础 */
.counting {
  display: inline-block;
}

/* 提示 toast */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 10000;
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* 粒子背景 */
#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* 自定义滚动条 */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-surface);
}

::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--opc-primary);
}