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.tyre-number{color:var(--success)}.bus-diagram-tyre.empty{border-style:dashed;background:transparent;opacity:.7}.bus-diagram-tyre.empty:hover{border-color:var(--primary);opacity:1}.bus-diagram-tyre.highlighted{border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 40%,transparent);animation:tyre-pulse 1.1s ease-in-out infinite;z-index:3}@media (prefers-reduced-motion:reduce){.bus-diagram-tyre.highlighted{animation:none;box-shadow:0 0 0 4px color-mix(in srgb,var(--primary) 45%,transparent)}}.bus-diagram-tyre.flag-warning{border-width:2px;border-color:var(--warning);background:color-mix(in srgb,var(--warning) 20%,var(--surface))}.bus-diagram-tyre.flag-warning .reading-summary,.bus-diagram-tyre.flag-warning .tyre-number{color:var(--warning)}.bus-diagram-tyre.flag-critical{border-width:2px;border-color:var(--danger);background:color-mix(in srgb,var(--danger) 22%,var(--surface))}.bus-diagram-tyre.flag-critical .reading-summary,.bus-diagram-tyre.flag-critical .tyre-number{color:var(--danger)}.bus-diagram-tyre.flag-critical:not(.empty) .reading-summary,.bus-diagram-tyre.flag-warning:not(.empty) .reading-summary,.bus-diagram-tyre.has-reading:not(.empty) .reading-summary{color:var(--bg)}a.bus-diagram-tyre{text-decoration:none;color:inherit}@keyframes tyre-pulse{0%,to{box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 40%,transparent)}50%{box-shadow:0 0 0 6px color-mix(in srgb,var(--primary) 25%,transparent)}}@media (max-width:960px){.sidebar{position:fixed;left:-100%;top:0;z-index:60;transition:left .2s ease;width:260px}.sidebar.open{left:0}.sidebar-backdrop{position:fixed;inset:0;background:rgba(15,31,56,.45);z-index:55}.mobile-topbar{display:flex;align-items:center;gap:.75rem;padding:.85rem 1.25rem;background:var(--sidebar-bg);color:var(--sidebar-ink-strong);border-bottom:1px solid var(--sidebar-border);position:-webkit-sticky;position:sticky;top:0;z-index:45}.mobile-topbar button{background:transparent;padding:.3rem}.main-content{padding:1.25rem 1rem 2.5rem}.drawer-panel{width:100%;max-width:100vw}}@media (max-width:720px){.stat-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}.detail-grid{grid-template-columns:1fr 1fr}.grid-2col{grid-template-columns:1fr}.page-header{flex-direction:column}.page-header-actions{width:100%}}@media (max-width:480px){.detail-grid{grid-template-columns:1fr}.bus-diagram-body{--wheel-w:64px;--wheel-h:30px;--chassis-w:52px;--wheel-gap:3px;--row-h:88px}.bus-diagram-tyre{padding:1px 3px}.bus-diagram-tyre .tyre-number{font-size:.52rem}.bus-diagram-tyre .position-code{font-size:.44rem}}