:root{--color-bg-primary: #1a1a2e;--color-bg-secondary: #16213e;--color-bg-tertiary: #0f3460;--color-accent-blue: #4361ee;--color-accent-purple: #3a0ca3;--color-accent-green: #52c41a;--color-accent-red: #ff4757;--color-accent-orange: #ff9e00;--color-text-primary: #ffffff;--color-text-secondary: #f8f9fa;--color-text-muted: #adb5bd;--color-text-dark: #2c3e50;--color-card-bg: rgba(255, 255, 255, .98);--color-card-header: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .1);--shadow-md: 0 4px 15px rgba(0, 0, 0, .2);--shadow-lg: 0 10px 30px rgba(0, 0, 0, .3);--shadow-xl: 0 20px 40px rgba(0, 0, 0, .4);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 15px;--radius-xl: 20px;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--transition-fast: .15s;--transition-base: .3s;--transition-slow: .5s;--font-primary: "Arial", "Microsoft YaHei", "PingFang SC", sans-serif;--font-mono: "Consolas", "Monaco", monospace}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-primary);background:linear-gradient(135deg,var(--color-bg-primary) 0%,var(--color-bg-secondary) 100%);color:var(--color-text-primary);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}.theme-card{background:var(--color-card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:none;overflow:hidden;transition:all var(--transition-base)}.theme-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}.theme-card-header{background:var(--color-card-header);color:var(--color-text-primary);padding:var(--spacing-lg);border-bottom:none}.theme-card-body{padding:var(--spacing-lg)}.theme-btn-primary{background:linear-gradient(135deg,var(--color-accent-blue) 0%,var(--color-accent-purple) 100%);border:none;border-radius:var(--radius-md);padding:.75rem 1.5rem;font-weight:600;color:#fff;cursor:pointer;transition:all var(--transition-base);box-shadow:0 4px 12px #4361ee4d}.theme-btn-primary:hover{background:linear-gradient(135deg,var(--color-accent-purple) 0%,var(--color-accent-blue) 100%);transform:translateY(-2px);box-shadow:0 6px 16px #4361ee66}.theme-btn-success{background:linear-gradient(135deg,var(--color-accent-green) 0%,#389e0d 100%);border:none;border-radius:var(--radius-md);padding:.75rem 1.5rem;font-weight:600;color:#fff;cursor:pointer;transition:all var(--transition-base);box-shadow:0 4px 12px #52c41a4d}.theme-btn-success:hover{background:linear-gradient(135deg,#389e0d 0%,var(--color-accent-green) 100%);transform:translateY(-2px);box-shadow:0 6px 16px #52c41a66}.theme-btn-danger{background:linear-gradient(135deg,var(--color-accent-red) 0%,#ee5a52 100%);border:none;border-radius:var(--radius-md);padding:.75rem 1.5rem;font-weight:600;color:#fff;cursor:pointer;transition:all var(--transition-base)}.theme-btn-danger:hover{background:linear-gradient(135deg,#ee5a52 0%,var(--color-accent-red) 100%);transform:translateY(-2px)}.theme-input{border-radius:var(--radius-md);padding:.75rem 1rem;border:1px solid #ced4da;font-size:1rem;transition:all var(--transition-fast)}.theme-input:focus{border-color:var(--color-accent-blue);box-shadow:0 0 0 .2rem #4361ee40;outline:none}.theme-container{max-width:1200px;margin:0 auto;padding:var(--spacing-lg)}.theme-page{min-height:100vh;background:linear-gradient(135deg,var(--color-bg-primary) 0%,var(--color-bg-secondary) 100%)}@keyframes fadeIn{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(50px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes shimmer{0%{background-position:-1000px 0}to{background-position:1000px 0}}.animate-fadeIn{animation:fadeIn var(--transition-slow) ease-out}.animate-fadeInUp{animation:fadeInUp var(--transition-slow) ease-out}.animate-slideInRight{animation:slideInRight var(--transition-slow) ease-out}.animate-pulse{animation:pulse 1s ease-in-out infinite}@media (max-width: 576px){:root{font-size:14px}.theme-container{padding:var(--spacing-sm)}}@media (max-width: 768px){.theme-card{border-radius:var(--radius-md)}}@media (max-width: 992px){.theme-container{max-width:720px}}@media (max-width: 1200px){.theme-container{max-width:960px}}.glass-effect{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff1a;border:1px solid rgba(255,255,255,.2)}.gradient-text{background:linear-gradient(135deg,var(--color-accent-blue),var(--color-accent-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.shadow-sm{box-shadow:var(--shadow-sm)}.shadow-md{box-shadow:var(--shadow-md)}.shadow-lg{box-shadow:var(--shadow-lg)}.shadow-xl{box-shadow:var(--shadow-xl)}.m-xs{margin:var(--spacing-xs)}.m-sm{margin:var(--spacing-sm)}.m-md{margin:var(--spacing-md)}.m-lg{margin:var(--spacing-lg)}.m-xl{margin:var(--spacing-xl)}.p-xs{padding:var(--spacing-xs)}.p-sm{padding:var(--spacing-sm)}.p-md{padding:var(--spacing-md)}.p-lg{padding:var(--spacing-lg)}.p-xl{padding:var(--spacing-xl)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#0000001a;border-radius:4px}::-webkit-scrollbar-thumb{background:#ffffff4d;border-radius:4px;transition:background var(--transition-fast)}::-webkit-scrollbar-thumb:hover{background:#ffffff80}.loading-spinner{width:40px;height:40px;border:4px solid rgba(255,255,255,.3);border-top-color:var(--color-accent-blue);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.skeleton{background:linear-gradient(90deg,#ffffff1a 25%,#fff3,#ffffff1a 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-md)}