:root{--bg-primary: #F2F2F7;--bg-card: #FFFFFF;--text-primary: #000000;--text-secondary: #8E8E93;--accent-color: #007AFF;--accent-gradient: linear-gradient(135deg, #007AFF, #0056D2);--border-color: rgba(0, 0, 0, .05);--glass-bg: rgba(255, 255, 255, .85);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .04);--shadow-md: 0 8px 24px rgba(0, 0, 0, .06);--font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", sans-serif}html,body,#root{margin:0;padding:0;height:100%}body{font-family:var(--font-family);background-color:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased}.mei-shell{min-height:100vh;max-width:480px;margin:0 auto;background-color:var(--bg-primary);color:var(--text-primary);display:flex;flex-direction:column;position:relative}.mei-navbar{height:44px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid rgba(0,0,0,0);background:#ffffffd9;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);position:sticky;top:0;z-index:50;transition:all .3s ease}.mei-navbar-scrolled{border-bottom-color:#0000000d;background:#fffffff2}.mei-navbar-title{font-size:17px;font-weight:600;letter-spacing:-.01em;color:var(--text-primary);opacity:0;transition:opacity .3s ease}.mei-navbar-title-visible{opacity:1}.mei-large-title{font-size:34px;font-weight:700;color:var(--text-primary);letter-spacing:.01em;margin-bottom:20px;padding-top:8px}.mei-avatar-btn{width:32px;height:32px;border-radius:50%;background:#e5e5ea;display:flex;align-items:center;justify-content:center;cursor:pointer;border:none;outline:none;font-size:14px;transition:transform .2s;text-decoration:none;color:var(--text-primary)}.mei-avatar-btn:active{transform:scale(.92)}.mei-content{flex:1;display:flex;justify-content:center;padding:16px 16px 100px}.mei-card{border-radius:20px;background:var(--bg-card);border:1px solid var(--border-color);padding:20px;box-shadow:var(--shadow-sm);margin-bottom:16px;transition:transform .2s ease,box-shadow .2s ease}.mei-card:hover{box-shadow:var(--shadow-md)}.mei-primary-btn{border:none;outline:none;border-radius:14px;padding:14px 20px;background:var(--accent-color);color:#fff;font-size:15px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:6px;box-shadow:0 4px 12px #007aff33;transition:all .2s ease;cursor:pointer;width:100%}.mei-primary-btn:active{transform:scale(.98);opacity:.9}.mei-primary-btn:disabled{background:#e5e5ea;color:#8e8e93;box-shadow:none;cursor:not-allowed}.mei-input{width:100%;padding:12px 14px;border-radius:12px;border:1px solid #E5E5EA;background-color:#f2f2f7;color:var(--text-primary);font-size:15px;outline:none;transition:all .2s ease;box-sizing:border-box}.mei-input:focus{border-color:var(--accent-color);background-color:#fff}.mei-tabbar-wrap{position:fixed;left:0;right:0;bottom:24px;display:flex;justify-content:center;pointer-events:none;z-index:40}.mei-tabbar{pointer-events:auto;display:flex;align-items:center;gap:0;padding:6px;border-radius:32px;border:1px solid rgba(255,255,255,.5);background-color:#ffffffd9;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);box-shadow:0 8px 32px #0000001f;min-width:240px;max-width:320px;width:80%}.mei-tab{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;gap:4px;font-size:10px;font-weight:500;color:#8e8e93;padding:8px 0;text-decoration:none;border-radius:24px;transition:all .2s ease}.mei-tab-active{color:var(--accent-color);background-color:#007aff1a}.mei-tab-icon{font-size:22px;line-height:1;display:flex;align-items:center;justify-content:center}.mei-divider{height:1px;background-color:#e5e5ea;margin:16px 0}.mei-section-title{font-size:20px;font-weight:700;color:var(--text-primary);letter-spacing:-.02em}.mei-section-subtitle{font-size:13px;color:var(--text-secondary);font-weight:400}.mei-badge{font-size:13px;color:var(--text-secondary);background-color:#f2f2f7;border:1px solid transparent;border-radius:20px;padding:6px 12px;cursor:pointer;transition:all .2s;font-weight:500}.mei-badge-active{background-color:var(--accent-color);color:#fff;box-shadow:0 2px 8px #007aff4d}.mei-error{font-size:13px;color:#ff3b30;background-color:#ff3b301a;border-radius:12px;padding:10px 14px;margin-top:10px;display:flex;align-items:center;gap:6px}.mei-muted{font-size:12px;color:var(--text-secondary)}.mei-hexagram{width:100%;max-width:120px;padding:12px;border-radius:12px;background:#f9f9f9;border:1px solid #E5E5EA;display:flex;flex-direction:column;gap:8px;margin:0 auto}.mei-yao-row{display:flex;align-items:center;gap:6px;height:12px}.mei-yao-yang{flex:1;height:6px;background:#333;border-radius:3px}.mei-yao-yin{width:40%;height:6px;background:#333;border-radius:3px}.mei-yao-gap{width:20%}.mei-yao-moving .mei-yao-yang,.mei-yao-moving .mei-yao-yin{background:#ff3b30}.mei-loading-row{display:flex;align-items:center;justify-content:center;gap:10px;padding:12px}.mei-loading-text{font-size:14px;color:var(--text-secondary);font-weight:500}.mei-spinner{width:20px;height:20px;border-radius:50%;border:2px solid #E5E5EA;border-top-color:var(--accent-color);animation:spin .8s linear infinite}.mei-typing-caret{display:inline-block;margin-left:2px;color:var(--accent-color);animation:typingBlink 1s infinite;font-weight:700}.text-primary{color:var(--text-primary)!important}.text-secondary{color:var(--text-secondary)!important}@keyframes slideInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes typingBlink{0%,to{opacity:1}50%{opacity:0}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}