*{box-sizing:border-box;margin:0;padding:0}:root{--bg-dark:#121212;--bg-surface:#1e1e1e;--bg-card:#252525;--text-primary:#fff;--text-secondary:#b0b0b0;--color-ok:#4caf50;--color-issue:#f44336;--color-warning:#ff9800;--line-a:#18cccc;--line-b:#eb0909;--line-c:#233aa8;--line-d:#007a53;--line-e:#6b297d;--line-h:#fdd306}body{background:var(--bg-dark);color:var(--text-primary);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif}.container{max-width:800px;margin:0 auto;padding:2rem 1rem}header{text-align:center;margin-bottom:2rem}header h1{margin-bottom:.5rem;font-size:1.8rem}header .subtitle{color:var(--text-secondary);font-size:.9rem}header .update-time{color:var(--text-secondary);margin-top:.5rem;font-size:.8rem}.lines-grid{grid-gap:1rem;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem;display:grid}.line-card{background:var(--bg-card);border-left:4px solid;border-radius:12px;align-items:flex-start;gap:1rem;padding:1.25rem;transition:transform .2s,box-shadow .2s;display:flex}.line-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000004d}.line-card .line-badge{color:#000;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:1.5rem;font-weight:700;display:flex}.line-card .line-info{flex:1;min-width:0}.line-card .line-info .line-header{align-items:center;gap:.5rem;margin-bottom:.25rem;display:flex}.line-card .line-info .line-header .line-name{font-size:1.1rem;font-weight:600}.line-card .line-info .line-header .status-indicator{border-radius:50%;width:10px;height:10px}.line-card .line-info .line-header .status-indicator.ok{background:var(--color-ok)}.line-card .line-info .line-header .status-indicator.issue{background:var(--color-issue);animation:1.5s infinite pulse}.line-card .line-info .status-text{font-size:.85rem}.line-card .line-info .status-text.ok{color:var(--color-ok)}.line-card .line-info .status-text.issue{color:var(--color-issue)}.line-card .line-info .alert-details{border-top:1px solid #ffffff1a;margin-top:.5rem;padding-top:.5rem}.line-card .line-info .alert-details .alert-title{color:var(--color-warning);margin-bottom:.25rem;font-size:.85rem}.line-card .line-info .alert-details .alert-description{color:var(--text-secondary);font-size:.8rem;line-height:1.4}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.loading{text-align:center;color:var(--text-secondary);padding:3rem}.error{text-align:center;color:var(--color-issue);background:#f443361a;border-radius:8px;padding:2rem}.error button{background:var(--color-issue);color:#fff;cursor:pointer;border:none;border-radius:4px;margin-top:1rem;padding:.5rem 1.5rem}.error button:hover{opacity:.9}footer{text-align:center;color:var(--text-secondary);border-top:1px solid #ffffff1a;margin-top:3rem;padding-top:1.5rem;font-size:.8rem}footer a{color:var(--text-secondary);text-decoration:none}footer a:hover{color:var(--text-primary)}