<> :root { color-scheme: light; --primary-color: #2BC17B; /* 字体颜色 */ --text-main: #2c3e50; --text-muted: #7f8c8d; /* 卡片样式 */ --radius-box: 16px; --shadow-soft: 0 8px 20px rgba(1001492370.08); --shadow-hover: 0 12px 28px rgba(1001492370.15); } body { background: linear-gradient(180deg#E3F2FD 0%#F0F8FF 100%) fixed; color: var(--text-main); font-family: 'Noto Sans SC'sans-serif; /* 默认给手机更大的间距，防止搜索框挡住内容 */ padding-top: 120px; min-height: 100vh; } /* 电脑端保持原来的 60px 即可 */ @media (min-width: 992px) { body { padding-top: 50px; } } .navbar { background: rgba(2552552550.85) !important; backdrop-filter: blur(12px); box-shadow: 0 4px 20px rgba(0,0,0,0.03); padding: 0.8rem 0; } .navbar-brand img { height: 40px; width: auto; } .nav-link { font-weight: 500; color: #546e7a !important; margin-left: 1rem; } .nav-link.active.nav-link:hover { color: #0288d1 !important; } .card { border: none; border-radius: var(--radius-box); box-shadow: var(--shadow-soft); background: #FFFFFF; transition: all 0.2s ease; overflow: hidden; margin-bottom: 2px; } .card:hover { box-shadow: var(--shadow-hover); } .card-header { background: transparent; border-bottom: 1px solid rgba(0,0,0,0.03); font-weight: 700; padding: 1rem 1.25rem; font-size: 0.95rem; } .card-body { padding: 1.5rem; } /* --- 搜索框相关样式 (新增) --- */ .search-container { position: relative; /* 关键：让下拉菜单相对于它定位 */ } .search-pill { background: #f1f8e9; border-radius: 50px; padding: 8px 24px; border: 1px solid transparent; /* 修改这里：允许弹性宽度，最大不超过320px */ width: 100%; max-width: 320px; outline: none; color: #333; transition: all 0.3s; } .search-pill:focus { background: #fff; border-color: var(--primary-color); box-shadow: 0 0 0 4px rgba(431931230.15); } /* 下拉结果列表样式 */ .search-results { position: absolute; top: 100%; /* 在输入框正下方 */ left: 0; width: 60%; background: #fff; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.15); margin-top: 8px; max-height: 400px; overflow-y: auto; z-index: 1050; display: none; /* 默认隐藏 */ padding: 8px 0; } .search-item { padding: 10px 20px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; transition: background 0.2s; color: #333; text-decoration: none; } .search-item:hover { background-color: #f0f7ff; color: #0288d1; } .search-item .city-name { font-weight: 500; } .search-item .city-aqi { font-size: 0.85rem; padding: 2px 8px; border-radius: 4px; color: #fff; } /* ----------------------- */ /* 9级颜色标准 */ [class^="aqi-level-"] { display: inline-block; padding: 2px 8px; border-radius: 6px; font-weight: 600; font-size: 0.8rem; min-width: 40px; text-align: center; box-shadow: 0 2px 4px rgba(0,0,0,0.1); } .aqi-level-1 { background-color: #009966; color: #fff; } .aqi-level-2 { background-color: #33FF33; color: #333; } .aqi-level-3 { background-color: #FFFF00; color: #333; } .aqi-level-4 { background-color: #FF7E00; color: #fff; } .aqi-level-5 { background-color: #FF0000; color: #fff; } .aqi-level-6 { background-color: #99004C; color: #fff; } .aqi-level-7 { background-color: #7E0023; color: #fff; } .aqi-level-8 { background-color: #404040; color: #fff; } .aqi-level-9 { background-color: #202020; color: #fff; } .legend-badge { font-size: 11px; padding: 4px 8px; border-radius: 4px; margin-right: 4px; display: inline-block; font-weight: bold; white-space: nowrap; box-shadow: 0 1px 3px rgba(0,0,0,0.1); } a { text-decoration: none; color: inherit; } .footer { margin-top: 3rem; padding: 2rem 0; color: var(--text-muted); font-size: 0.85rem; } .list-group-item-action:hover { background-color: #f8fbff; } .city-link { display: inline-block; font-size: 0.9rem; color: var(--text-muted); margin-right: 1rem; margin-bottom: 0.5rem; transition: color 0.2s; text-decoration: none; } .city-link:hover { color: var(--primary-color); }