:root{--bg: #f5f5f7;--bg-card: #fff;--text: #1d1d1f;--text-muted: #6e6e73;--border: #d2d2d7;--accent: #0071e3;--accent-hover: #0077ed;--badge-autofill: #34c759;--badge-copy: #f5a623;--toast-bg: #1d1d1f;--toast-text: #f5f5f7;--shadow: 0 2px 12px rgba(0, 0, 0, .08);--shadow-hover: 0 8px 24px rgba(0, 0, 0, .12)}[data-theme=dark]{--bg: #1d1d1f;--bg-card: #2d2d2f;--text: #f5f5f7;--text-muted: #a1a1a6;--border: #424245;--accent: #2997ff;--accent-hover: #5eb3ff;--badge-autofill: #30d158;--badge-copy: #ff9f0a;--toast-bg: #f5f5f7;--toast-text: #1d1d1f;--shadow: 0 2px 12px rgba(0, 0, 0, .3);--shadow-hover: 0 8px 24px rgba(0, 0, 0, .4)}*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;min-height:100vh}.header{position:sticky;top:0;z-index:100;background:var(--bg);border-bottom:1px solid var(--border);padding:.75rem 1.5rem}.header-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:1rem}.site-title{margin:0;font-size:1.25rem;font-weight:600}.attribution,.site-tagline{color:var(--text-muted);font-size:.95rem;font-weight:400}.header-actions{display:flex;align-items:center;gap:.5rem}.btn{padding:.5rem 1rem;border-radius:8px;font-size:.9rem;font-weight:500;cursor:pointer;border:none;background:transparent;color:var(--text);transition:background .15s,color .15s}.btn:hover{background:var(--border)}.btn-ghost{min-width:2.5rem}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--border);color:var(--text)}.btn-secondary:hover{filter:brightness(.95)}.main{max-width:1200px;margin:0 auto;padding:1.5rem}.query-section{margin-bottom:1.5rem}.water-intro{margin:0 0 .75rem;font-size:.95rem;color:var(--text-muted);line-height:1.5}.query-input{width:100%;padding:1rem;font-size:1rem;font-family:inherit;line-height:1.5;border:1px solid var(--border);border-radius:12px;background:var(--bg-card);color:var(--text);resize:vertical;min-height:100px;transition:border-color .15s,box-shadow .15s}.query-input::placeholder{color:var(--text-muted)}.query-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #0071e333}.query-meta{display:flex;align-items:center;justify-content:space-between;margin-top:.5rem;gap:.5rem}.char-count{font-size:.85rem;color:var(--text-muted)}.filter-bar{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.5rem}.filter-btn{padding:.5rem 1rem;border-radius:8px;font-size:.9rem;border:1px solid var(--border);background:var(--bg-card);color:var(--text);cursor:pointer;transition:background .15s,border-color .15s}.filter-btn:hover{background:var(--border)}.filter-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.section{margin-bottom:2rem}.section-title{margin:0 0 1rem;font-size:1.25rem;font-weight:600;color:var(--text)}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:1rem;display:flex;flex-direction:column;gap:.75rem;transition:box-shadow .2s,transform .2s}.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}.card.hidden{display:none}.card-header{display:flex;align-items:flex-start;gap:.75rem}.card-favicon{width:40px;height:40px;border-radius:8px;flex-shrink:0;object-fit:contain;background:var(--bg)}.card-names{flex:1;min-width:0}.card-name{margin:0;font-size:1rem;font-weight:600;line-height:1.3}.card-name-zh{margin:.25rem 0 0;font-size:.85rem;color:var(--text-muted)}.card-flag{font-size:1.25rem;line-height:1}.card-desc{margin:0;font-size:.85rem;color:var(--text-muted);line-height:1.4}.card-badge{display:inline-block;padding:.2rem .5rem;border-radius:6px;font-size:.75rem;font-weight:500}.card-badge.autofill{background:#34c75933;color:var(--badge-autofill)}.card-badge.copy{background:#f5a62333;color:var(--badge-copy)}.card-open{margin-top:auto;width:100%;justify-content:center}.toast-container{position:fixed;bottom:1.5rem;right:1.5rem;z-index:1000;display:flex;flex-direction:column;gap:.5rem;pointer-events:none}.toast{padding:.75rem 1rem;border-radius:8px;background:var(--toast-bg);color:var(--toast-text);font-size:.9rem;box-shadow:var(--shadow-hover);animation:toast-in .25s ease}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media(max-width:640px){.header-inner{flex-wrap:wrap}.main{padding:1rem}.card-grid{grid-template-columns:1fr}}