/* 长春幻隐网络科技有限公司 - 「死了么」签到系统
 * 现代化设计系统 - 玻璃拟态风格
 * 官网: www.ayjrw.cn
 */

/* ============================================
 * CSS变量系统 - 设计令牌
 * ============================================ */
:root {
  /* 主色调 - 现代化的蓝色渐变 */
  --primary-100: #e6f4ff;
  --primary-200: #bae0ff;
  --primary-300: #91caff;
  --primary-400: #69b1ff;
  --primary-500: #4294ff;
  --primary-600: #1a6fff;
  --primary-700: #0954d0;
  --primary-800: #0040a3;
  --primary-900: #002a75;
  
  /* 辅助色彩 */
  --success-500: #52c41a;
  --warning-500: #faad14;
  --error-500: #ff4d4f;
  --info-500: #1890ff;
  
  /* 中性色 */
  --gray-50: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #e5e5e5;
  --gray-300: #d9d9d9;
  --gray-400: #bfbfbf;
  --gray-500: #8c8c8c;
  --gray-600: #595959;
  --gray-700: #434343;
  --gray-800: #262626;
  --gray-900: #1f1f1f;
  
  /* 玻璃拟态专用 */
  --glass-bg: rgba(255, 255, 255, 0.25);
  --glass-border: rgba(255, 255, 255, 0.4);
  --glass-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);
  --glass-blur: blur(12px);
  
  /* 阴影系统 */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.15);
  
  /* 动画曲线 */
  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  
  /* 间距系统 */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
}

/* ============================================
 * 基础重置与全局样式
 * ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--gray-700);
  background: linear-gradient(135deg, var(--primary-100) 0%, var(--gray-50) 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ============================================
 * 玻璃卡片组件
 * ============================================ */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 1.25rem;
  box-shadow: var(--glass-shadow);
  overflow: hidden;
  transition: all 0.4s var(--ease-out);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(255, 255, 255, 0.6);
}

/* ============================================
 * 玻璃按钮组件
 * ============================================ */
.glass-btn {
  position: relative;
  padding: 0.875rem 2rem;
  background: linear-gradient(135deg, var(--primary-400) 0%, var(--primary-600) 100%);
  color: white;
  border: none;
  border-radius: 0.75rem;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.3s var(--ease-out);
  box-shadow: var(--shadow-md);
  z-index: 1;
}

.glass-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s;
  z-index: -1;
}

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

.glass-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.glass-btn:disabled {
  background: var(--gray-300);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.glass-btn-secondary {
  background: rgba(255, 255, 255, 0.6);
  color: var(--primary-600);
  border: 1px solid var(--primary-200);
}

.glass-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.8);
  color: var(--primary-700);
}

/* ============================================
 * 玻璃输入框组件
 * ============================================ */
.glass-input {
  width: 100%;
  padding: 0.875rem 1rem;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 0.75rem;
  font-size: 1rem;
  color: var(--gray-800);
  transition: all 0.3s var(--ease-out);
  backdrop-filter: blur(4px);
}

.glass-input::placeholder {
  color: var(--gray-500);
}

.glass-input:focus {
  outline: none;
  border-color: var(--primary-400);
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 0 0 3px rgba(66, 148, 255, 0.1);
}

.glass-input:disabled {
  background: rgba(245, 245, 245, 0.6);
  color: var(--gray-400);
  cursor: not-allowed;
}

/* ============================================
 * 玻璃表格组件
 * ============================================ */
.glass-table {
  width: 100%;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border-radius: 1rem;
  overflow: hidden;
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

.glass-table th {
  background: rgba(255, 255, 255, 0.3);
  padding: 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--primary-700);
  border-bottom: 1px solid var(--glass-border);
}

.glass-table td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--gray-700);
}

.glass-table tr:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ============================================
 * 动画系统
 * ============================================ */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

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

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes wave {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  100% {
    transform: scale(1.5);
    opacity: 0;
  }
}

/* 动画工具类 */
.animate-fadeIn {
  animation: fadeIn 0.6s var(--ease-out) both;
}

.animate-slideInLeft {
  animation: slideInLeft 0.6s var(--ease-out) both;
}

.animate-slideInRight {
  animation: slideInRight 0.6s var(--ease-out) both;
}

.animate-pulse {
  animation: pulse 2s infinite;
}

.animate-float {
  animation: float 4s ease-in-out infinite;
}

.animate-spin {
  animation: spin 1s linear infinite;
}

/* ============================================
 * 提示组件
 * ============================================ */
.glass-toast {
  position: fixed;
  top: 2rem;
  right: 2rem;
  padding: 1rem 1.5rem;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 0.75rem;
  box-shadow: var(--shadow-lg);
  color: var(--gray-800);
  font-size: 0.95rem;
  font-weight: 500;
  z-index: 9999;
  opacity: 0;
  transform: translateY(-20px);
  transition: all 0.3s var(--ease-out);
}

.glass-toast.show {
  opacity: 1;
  transform: translateY(0);
}

.glass-toast.success {
  border-left: 4px solid var(--success-500);
  color: var(--success-500);
}

.glass-toast.error {
  border-left: 4px solid var(--error-500);
  color: var(--error-500);
}

.glass-toast.warning {
  border-left: 4px solid var(--warning-500);
  color: var(--warning-500);
}

/* ============================================
 * 加载动画
 * ============================================ */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.loading-overlay.show {
  opacity: 1;
  visibility: visible;
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid rgba(66, 148, 255, 0.2);
  border-top-color: var(--primary-500);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* ============================================
 * 响应式工具
 * ============================================ */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  .glass-card {
    border-radius: 1rem;
    margin: 0 0.5rem;
  }
  
  .glass-btn {
    width: 100%;
    padding: 1rem;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 13px;
  }
  
  .glass-card {
    border-radius: 0.75rem;
    padding: 1.5rem;
  }
}

/* ============================================
 * 工具类
 * ============================================ */
.text-center {
  text-align: center;
}

.text-primary {
  color: var(--primary-600);
}

.text-success {
  color: var(--success-500);
}

.text-error {
  color: var(--error-500);
}

.mb-1 {
  margin-bottom: var(--space-md);
}

.mb-2 {
  margin-bottom: var(--space-lg);
}

.mb-3 {
  margin-bottom: var(--space-xl);
}

.hidden {
  display: none !important;
}

.flex {
  display: flex;
}

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

.justify-center {
  justify-content: center;
}

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

.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.pointer {
  cursor: pointer;
}

/* ============================================
 * 页面背景装饰
 * ============================================ */
.bg-decoration {
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: -1;
  background: linear-gradient(135deg, var(--primary-100) 0%, var(--gray-50) 50%, var(--primary-50) 100%);
  overflow: hidden;
}

.bg-decoration::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 30%, rgba(66, 148, 255, 0.1) 0%, transparent 40%),
              radial-gradient(circle at 70% 70%, rgba(26, 111, 255, 0.08) 0%, transparent 40%);
  animation: float 20s ease-in-out infinite;
}

/* ============================================
 * 版权信息
 * ============================================ */
.copyright {
  position: fixed;
  bottom: 1rem;
  left: 0;
  right: 0;
  text-align: center;
  color: var(--gray-500);
  font-size: 0.75rem;
  opacity: 0.7;
  z-index: 10;
}

.copyright a {
  color: var(--primary-600);
  text-decoration: none;
  transition: all 0.3s ease;
}

.copyright a:hover {
  color: var(--primary-700);
  text-decoration: underline;
}