:root{--bg-main: linear-gradient(145deg, #f8faf8 0%, #eef4ff 55%, #f0fff4 100%);--bg-card: #ffffff;--surface-soft: #f6f9ff;--text-main: #0f1f31;--text-muted: #51627a;--border: #d9e2f2;--brand: #1255a0;--brand-strong: #0d3973;--danger: #c62828;--success: #0c8d53;--radius: 12px}*{box-sizing:border-box}body{margin:0;font-family:Avenir Next,Segoe UI,Trebuchet MS,sans-serif;color:var(--text-main);background:var(--bg-main)}h1,h2,h3,h4,strong{font-family:Gill Sans,Avenir Next Condensed,Trebuchet MS,sans-serif;letter-spacing:.01em}h1,h2,h3,h4,p{margin-top:0}.shell{min-height:100vh}.shell-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid rgba(255,255,255,.25);background:linear-gradient(120deg,#0f315f,#144b8a,#0b6f66);color:#fff}.shell-header h1{margin:0;font-size:1.5rem}.eyebrow{margin:0;font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;opacity:.8}.header-actions{display:flex;align-items:center;gap:12px}.user-chip{display:grid;gap:2px;padding:8px 10px;border-radius:10px;background:#ffffff2e}.user-chip span{font-size:.78rem;opacity:.9}.shell-content{display:grid;grid-template-columns:220px 1fr;min-height:calc(100vh - 88px);align-items:start}.side-nav{position:sticky;top:0;align-self:start;max-height:calc(100vh - 88px);overflow-y:auto;display:flex;flex-direction:column;gap:6px;padding:14px;background:#f8fbff;border-right:1px solid var(--border);scrollbar-gutter:stable}.side-nav a{text-decoration:none;color:var(--text-muted);font-weight:600;border-radius:10px;padding:10px 12px;transition:.14s ease}.side-nav a.active{color:#fff;background:linear-gradient(120deg,#1255a0,#0b6f66)}.side-nav a:hover{background:#e8f0fd}.page-shell{padding:18px}.page{display:grid;gap:14px}.helper{margin:0;color:var(--text-muted);font-size:.93rem}.grid.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:14px;box-shadow:0 4px 12px #1120370a}.form-stack{display:flex;flex-direction:column;gap:8px}.max-520{max-width:520px}label{font-weight:700;font-size:.92rem}input,select,button{font:inherit;font-size:.98rem;padding:10px;border-radius:10px;border:1px solid #c9d8ea}input[type=checkbox]{width:20px;height:20px;padding:0;accent-color:var(--brand);cursor:pointer}button{border:0;cursor:pointer;color:#fff;background:linear-gradient(120deg,var(--brand),#0b6f66)}button:hover{filter:brightness(.96)}button.danger{background:linear-gradient(120deg,#d93636,#b12121)}button.small{padding:6px 10px;font-size:.85rem}button.ghost{color:var(--brand-strong);border:1px solid #9fb5d8;background:#edf3ff}.status{color:var(--success);margin:4px 0 0}.error-text,.error-cell{color:#b91c1c}.list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}.list li{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px;border-radius:10px;border:1px solid #dce8f8;background:var(--surface-soft)}.row,.row-wrap,.actions{display:flex;gap:8px;align-items:center}.actions{flex-wrap:wrap}.table-card{overflow-x:auto}.category-section{border:1px solid #deebfb;border-radius:10px;background:#fbfdff}.category-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;gap:10px;border:0;border-radius:10px 10px 0 0;color:var(--text-main);background:#eef4ff}.category-content{padding:8px}.rider-tap-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:8px}.rider-tap-button{display:flex;align-items:center;justify-content:space-between;gap:10px;border:1px solid #cfe0f6;border-radius:10px;color:var(--text-main);background:#eef5ff;text-align:left}.rider-tap-button strong{color:var(--text-muted);font-size:.86rem}.rider-tap-button:disabled{opacity:.7;cursor:not-allowed}table{width:100%;border-collapse:collapse}th,td{border:1px solid #deebfb;text-align:center;padding:10px}th{background:#f2f7ff}tr.finished,tr.done{background:#e5f8ed}tr.on-course{background:#fff5df}tr.queued{background:#ffe8e8}.inline-link{color:var(--brand-strong);font-weight:700;text-decoration:none}.inline-link:hover{text-decoration:underline}.split-chip{display:inline-flex;align-items:center;padding:4px 8px;border-radius:999px;border:1px solid #d6e3f5;font-weight:700;font-size:.85rem}.split-fast{color:#0f7a3f;background:#e6f7ed;border-color:#bde8cc}.split-slow{color:#b42318;background:#ffeceb;border-color:#f7c5c1}.split-neutral{color:var(--text-muted);background:#eef4ff;border-color:#d8e4f7}@keyframes row-flash-fast{0%{background:#d8f6e4}to{background:transparent}}@keyframes row-flash-slow{0%{background:#ffe0de}to{background:transparent}}tr.row-highlight-fast td{animation:row-flash-fast 1s ease-out}tr.row-highlight-slow td{animation:row-flash-slow 1s ease-out}.on-course-item{display:block!important}.on-course-item-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.on-course-splits{margin-top:8px}.kpi-grid{display:grid;gap:10px;grid-template-columns:repeat(4,minmax(0,1fr))}.kpi-card{border-radius:var(--radius);border:1px solid #d5e5fb;background:linear-gradient(135deg,#fff,#f3f9ff);padding:12px}.kpi-card p{margin:0;color:var(--text-muted);font-size:.82rem}.kpi-card strong{display:block;margin-top:4px;font-size:1.6rem}.color-preview{display:flex;gap:8px;margin-top:10px}.color-preview span{border-radius:8px;color:#fff;padding:8px 12px;font-weight:700}.big-metric{display:flex;justify-content:space-between;align-items:center;margin:6px 0 14px;padding:12px;border-radius:10px;font-size:1.4rem;font-weight:800;background:#edf5ff}.big-metric span{font-size:1.2rem;color:var(--brand-strong)}.start-clock-page{justify-items:center}.clock-face{width:min(420px,80vw);aspect-ratio:1 / 1;border:16px solid;border-radius:50%;display:grid;place-items:center;background:#fff;box-shadow:0 8px 24px #18305426}.clock-face span{font-size:clamp(5rem,16vw,9rem);line-height:1;font-weight:800}.clock-actions{justify-content:center}.auth-page{min-height:100vh;display:grid;place-items:center;padding:20px}.auth-card{width:min(480px,100%);background:#fff;border:1px solid var(--border);border-radius:14px;padding:20px;box-shadow:0 18px 38px #11284924}@media (max-width: 980px){.shell-content{display:flex;flex-direction:column;min-height:0}.side-nav{position:static;top:auto;align-self:auto;width:100%;max-height:none;min-height:0;padding:10px 12px;align-items:stretch;justify-content:flex-start;overflow-y:hidden;border-right:0;border-bottom:1px solid var(--border);overflow-x:auto;flex-direction:row;flex-wrap:nowrap;-webkit-overflow-scrolling:touch}.side-nav a{flex:0 0 auto;white-space:nowrap}.page-shell{flex:1 1 auto}.grid.two-col,.kpi-grid{grid-template-columns:1fr}.shell-header{flex-direction:column;align-items:flex-start;gap:12px}.header-actions{width:100%;justify-content:space-between}}