/* ========================================
   音创企业技术专站 - 公共样式
   商务科技风 · 玻璃拟态设计系统
   ======================================== */

/* CSS变量定义 */
:root {
  --primary-color: #0ea5e9;
  --primary-hover: #38bdf8;
  --primary-dark: #0284c7;
  --secondary-color: #06b6d4;
  --accent-color: #22d3ee;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --glass-bg: rgba(30, 41, 59, 0.6);
  --glass-border: rgba(148, 163, 184, 0.15);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --success-color: #10b981;
  --error-color: #ef4444;
  --warning-color: #f59e0b;
  --border-radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 重置样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB',
    'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  min-height: 100vh;
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* 背景装饰效果 */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(circle at 20% 20%, rgba(14, 165, 233, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(34, 211, 238, 0.04) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

/* 主容器布局 */
.auth-container {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* ========================================
   左侧业务展示区域
   ======================================== */
.business-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px 80px;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.7) 100%);
  position: relative;
  overflow: hidden;
}

.business-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background:
    conic-gradient(from 0deg at 50% 50%, transparent 0deg, rgba(14, 165, 233, 0.03) 90deg, transparent 180deg,
      transparent 270deg, rgba(6, 182, 212, 0.03) 360deg);
  animation: rotateBg 30s linear infinite;
}

@keyframes rotateBg {
  to { transform: rotate(360deg); }
}

.business-content {
  position: relative;
  z-index: 2;
  max-width: 560px;
}

/* 企业Logo区域 */
.company-logo {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
}

.logo-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 700;
  color: white;
  box-shadow: 0 4px 16px rgba(14, 165, 233, 0.3);
}

.logo-text h1 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 2px;
}

.logo-text p {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-top: 4px;
}

/* 企业介绍文案 */
.business-intro {
  margin-bottom: 48px;
}

.business-intro h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 20px;
}

.business-intro h2 span {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.business-intro p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* 业务列表 */
.service-list {
  list-style: none;
  display: grid;
  gap: 16px;
}

.service-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.service-item:hover {
  transform: translateY(-2px);
  border-color: rgba(14, 165, 233, 0.3);
  background: rgba(30, 41, 59, 0.75);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}

.service-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.15), rgba(6, 182, 212, 0.15));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.service-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--primary-color);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-info h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.service-info p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* 页脚信息 */
.page-footer {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--glass-border);
}

.page-footer p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.8;
}

.footer-links {
  display: flex;
  gap: 20px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

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

/* ========================================
   右侧表单区域（玻璃拟态）
   ======================================== */
.form-section {
  width: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.85) 100%);
  position: relative;
}

.form-section::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

/* 玻璃卡片容器 */
.glass-card {
  width: 100%;
  max-width: 400px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 44px 36px;
  box-shadow: var(--glass-shadow);
  transition: var(--transition);
  position: relative;
  z-index: 2;
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.35);
  border-color: rgba(148, 163, 184, 0.2);
}

/* 表单头部 */
.form-header {
  text-align: center;
  margin-bottom: 36px;
}

.form-header h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.form-header p {
  font-size: 14px;
  color: var(--text-muted);
}

/* ========================================
   表单元素样式
   ======================================== */
.form-group {
  margin-bottom: 22px;
  position: relative;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.input-wrapper {
  position: relative;
}

.input-wrapper input {
  width: 100%;
  height: 50px;
  padding: 0 16px;
  padding-left: 46px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: var(--text-primary);
  font-size: 15px;
  transition: var(--transition);
  outline: none;
}

.input-wrapper input::placeholder {
  color: var(--text-muted);
}

.input-wrapper input:focus {
  border-color: var(--primary-color);
  background: rgba(15, 23, 42, 0.8);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.input-wrapper input.error {
  border-color: var(--error-color);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* 输入框图标 */
.input-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: var(--transition);
}

.input-wrapper input:focus + .input-icon,
.input-wrapper input:focus ~ .input-icon {
  stroke: var(--primary-color);
}

/* 密码显示/隐藏按钮 */
.toggle-password {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.toggle-password svg {
  width: 20px;
  height: 20px;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: var(--transition);
}

.toggle-password:hover svg {
  stroke: var(--primary-color);
}

/* 错误提示文字 */
.error-message {
  font-size: 12px;
  color: var(--error-color);
  margin-top: 6px;
  display: none;
}

.error-message.show {
  display: block;
}

/* ========================================
   用户协议勾选
   ======================================== */
.agreement-group {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 28px;
}

.agreement-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: var(--primary-color);
  cursor: pointer;
  flex-shrink: 0;
}

.agreement-group label {
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1.6;
}

.agreement-group label a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

.agreement-group label a:hover {
  color: var(--primary-hover);
  text-decoration: underline;
}

/* ========================================
   按钮样式
   ======================================== */
.btn-primary {
  width: 100%;
  height: 52px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  border: none;
  border-radius: 10px;
  color: white;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  transition: left 0.5s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14, 165, 233, 0.35);
}

.btn-primary:hover::before {
  left: 100%;
}

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

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-primary:disabled:hover {
  box-shadow: none;
}

.btn-primary:disabled:hover::before {
  left: -100%;
}

/* ========================================
   链接切换区域
   ======================================== */
.form-footer {
  text-align: center;
  margin-top: 28px;
  font-size: 14px;
  color: var(--text-muted);
}

.form-footer a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
}

.form-footer a:hover {
  color: var(--primary-hover);
  text-decoration: underline;
}

/* ========================================
   响应式适配
   ======================================== */
@media (max-width: 1024px) {
  .business-section {
    padding: 40px 50px;
  }

  .business-intro h2 {
    font-size: 28px;
  }

  .form-section {
    width: 450px;
  }
}

@media (max-width: 768px) {
  .auth-container {
    flex-direction: column;
  }

  .business-section {
    padding: 30px 24px;
    min-height: auto;
  }

  .business-content {
    max-width: 100%;
  }

  .company-logo {
    margin-bottom: 32px;
  }

  .business-intro h2 {
    font-size: 24px;
    margin-bottom: 16px;
  }

  .service-list {
    gap: 12px;
  }

  .service-item {
    padding: 14px 16px;
  }

  .form-section {
    width: 100%;
    padding: 30px 20px;
  }

  .glass-card {
    padding: 36px 24px;
  }

  .page-footer {
    margin-top: 32px;
  }
}