/* TutorHero Trending Radar: shared styles for the homepage section, modal, hub and repo pages. */
:root {
  --tt-bg: #09090b;
  --tt-panel: #121214;
  --tt-panel-2: #18181b;
  --tt-line: #27272a;
  --tt-line-2: #3f3f46;
  --tt-text: #f4f4f5;
  --tt-text-2: #a1a1aa;
  --tt-text-3: #71717a;
  --tt-accent: #fbbf24;
  --tt-accent-soft: rgba(251, 191, 36, 0.12);
  --tt-accent-line: rgba(251, 191, 36, 0.35);
  --tt-pr: #7dd3fc;
  --tt-issue: #fda4af;
  --tt-good: #86efac;
  --tt-warn: #fca5a5;
}
.tt-root { color: var(--tt-text); font-feature-settings: "tnum" 1; }
.tt-root * { box-sizing: border-box; }
.tt-mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.tt-muted { color: var(--tt-text-2); }
.tt-faint { color: var(--tt-text-3); }

/* tabs */
.tt-tabs { display: flex; gap: 4px; padding: 3px; background: var(--tt-bg); border: 1px solid var(--tt-line); border-radius: 10px; overflow-x: auto; scrollbar-width: none; }
.tt-tabs::-webkit-scrollbar { display: none; }
.tt-tab { display: inline-flex; align-items: center; gap: 6px; padding: 6px 11px; border-radius: 7px; font-size: 12px; font-weight: 600; color: var(--tt-text-2); background: transparent; border: 0; cursor: pointer; white-space: nowrap; transition: background .15s, color .15s; }
.tt-tab:hover { color: var(--tt-text); background: var(--tt-panel-2); }
.tt-tab[aria-selected="true"] { color: #09090b; background: var(--tt-accent); }
.tt-tab[aria-selected="true"] .tt-ico { color: #09090b; }

/* cute icon tiles */
.tt-ico { display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.tt-tile { display: inline-flex; align-items: center; justify-content: center; border-radius: 8px; background: var(--tt-panel-2); border: 1px solid var(--tt-line); color: var(--tt-text-2); flex-shrink: 0; }
.tt-tile.is-accent { background: var(--tt-accent-soft); border-color: var(--tt-accent-line); color: var(--tt-accent); }
.tt-chip { display: inline-flex; align-items: center; gap: 5px; padding: 3px 8px 3px 4px; border-radius: 999px; font-size: 11px; color: var(--tt-text-2); background: var(--tt-panel-2); border: 1px solid var(--tt-line); white-space: nowrap; }
.tt-chip .tt-tile { width: 18px; height: 18px; border-radius: 999px; border: 0; }
.tt-chip.is-unsure { border-style: dashed; }
.tt-chip button, button.tt-chip { cursor: pointer; }
button.tt-chip:hover { color: var(--tt-text); border-color: var(--tt-line-2); }
button.tt-chip[aria-pressed="true"] { color: var(--tt-accent); border-color: var(--tt-accent-line); background: var(--tt-accent-soft); }

/* cards */
.tt-grid { display: grid; grid-template-columns: 1fr; gap: 10px; }
@media (min-width: 720px) { .tt-grid { grid-template-columns: 1fr 1fr; } }
.tt-card { position: relative; display: grid; grid-template-columns: 22px 40px 1fr auto; gap: 10px; align-items: start; width: 100%; text-align: left; padding: 12px; border-radius: 12px; background: var(--tt-panel); border: 1px solid var(--tt-line); color: inherit; cursor: pointer; transition: border-color .15s, transform .15s, background .15s; }
.tt-card:hover, .tt-card:focus-visible { border-color: var(--tt-accent-line); background: #151517; transform: translateY(-1px); outline: none; }
.tt-rank { font: 700 13px/40px ui-monospace, monospace; color: var(--tt-text-3); text-align: center; }
.tt-card:hover .tt-rank { color: var(--tt-accent); }
.tt-avatar { width: 40px; height: 40px; border-radius: 10px; background: var(--tt-panel-2); border: 1px solid var(--tt-line); object-fit: cover; }
.tt-name { font-size: 13.5px; font-weight: 700; color: var(--tt-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tt-owner { font-size: 11px; color: var(--tt-text-3); }
.tt-desc { margin-top: 4px; font-size: 12px; line-height: 1.45; color: var(--tt-text-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.tt-card-chips { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }
.tt-gain { text-align: right; min-width: 92px; }
.tt-gain b { display: block; font: 800 17px/1.1 ui-monospace, monospace; color: var(--tt-accent); }
.tt-gain small { display: block; font-size: 10px; color: var(--tt-text-3); margin-top: 2px; }
.tt-gain svg { display: block; margin: 6px 0 0 auto; }
.tt-go { display: inline-flex; align-items: center; gap: 4px; font-size: 10.5px; color: var(--tt-text-3); margin-top: 6px; }
.tt-card:hover .tt-go { color: var(--tt-accent); }
@media (max-width: 480px) {
  .tt-card { grid-template-columns: 34px 1fr auto; }
  .tt-rank { display: none; }
  .tt-avatar { width: 34px; height: 34px; }
  .tt-gain { min-width: 74px; }
}

/* headline + boards */
.tt-headline { font-size: 15px; font-weight: 700; color: var(--tt-text); line-height: 1.35; }
.tt-headline em { font-style: normal; color: var(--tt-accent); }
.tt-board { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
@media (min-width: 720px) { .tt-board { grid-template-columns: repeat(4, 1fr); } }
.tt-board-tile { display: flex; flex-direction: column; gap: 8px; padding: 12px; border-radius: 12px; background: var(--tt-panel); border: 1px solid var(--tt-line); text-align: left; color: inherit; cursor: pointer; transition: border-color .15s, background .15s; }
.tt-board-tile:hover { border-color: var(--tt-line-2); }
.tt-board-tile[aria-pressed="true"] { border-color: var(--tt-accent-line); background: var(--tt-accent-soft); }
.tt-board-tile .tt-tile { width: 34px; height: 34px; border-radius: 10px; }
.tt-board-tile[aria-pressed="true"] .tt-tile { color: var(--tt-accent); background: rgba(251,191,36,.18); border-color: var(--tt-accent-line); }
.tt-board-label { font-size: 12.5px; font-weight: 700; color: var(--tt-text); }
.tt-board-sub { font-size: 11px; color: var(--tt-text-3); line-height: 1.35; }
.tt-faces { display: flex; }
.tt-faces img { width: 20px; height: 20px; border-radius: 6px; border: 2px solid var(--tt-panel); margin-right: -5px; background: var(--tt-panel-2); }
.tt-rows { display: flex; flex-direction: column; gap: 6px; }
.tt-row { display: grid; grid-template-columns: 28px 1fr auto; gap: 10px; align-items: center; padding: 8px 10px; border-radius: 10px; background: var(--tt-panel); border: 1px solid var(--tt-line); text-align: left; color: inherit; cursor: pointer; width: 100%; }
.tt-row:hover { border-color: var(--tt-accent-line); }
.tt-row img { width: 28px; height: 28px; border-radius: 8px; }

/* charts */
.tt-chart { position: relative; width: 100%; }
.tt-chart svg { display: block; width: 100%; overflow: visible; }
.tt-chart svg:focus { outline: none; }
.tt-chart svg:focus-visible { outline: 1px dashed var(--tt-accent-line); outline-offset: 4px; }
.tt-axis text { fill: var(--tt-text-3); font: 10px ui-monospace, monospace; }
.tt-axis line, .tt-axis path { stroke: var(--tt-line); }
.tt-grid-line { stroke: var(--tt-line); stroke-dasharray: 2 3; }
.tt-tip { position: absolute; pointer-events: none; z-index: 5; min-width: 150px; padding: 8px 10px; border-radius: 9px; background: rgba(9,9,11,.96); border: 1px solid var(--tt-line-2); font-size: 11.5px; color: var(--tt-text); box-shadow: 0 10px 30px rgba(0,0,0,.5); opacity: 0; transition: opacity .1s; }
.tt-tip.on { opacity: 1; }
.tt-tip .k { color: var(--tt-text-3); }
.tt-tip .sw { display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 6px; vertical-align: 0; }
.tt-legend { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.tt-toggle { display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--tt-line); background: transparent; color: var(--tt-text-3); font-size: 11px; cursor: pointer; }
.tt-toggle[aria-pressed="true"] { color: var(--tt-text); border-color: var(--tt-line-2); background: var(--tt-panel-2); }
.tt-toggle .sw { width: 10px; height: 3px; border-radius: 2px; }
.tt-note { font-size: 11px; line-height: 1.5; color: var(--tt-text-3); }

/* KPIs */
.tt-kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
@media (min-width: 640px) { .tt-kpis { grid-template-columns: repeat(5, 1fr); } }
.tt-kpi { padding: 10px 12px; border-radius: 10px; background: var(--tt-panel); border: 1px solid var(--tt-line); }
.tt-kpi span { display: block; font-size: 10px; letter-spacing: .06em; text-transform: uppercase; color: var(--tt-text-3); }
.tt-kpi b { display: block; margin-top: 3px; font: 800 18px/1.15 ui-monospace, monospace; color: var(--tt-text); }
.tt-kpi b.acc { color: var(--tt-accent); }
.tt-kpi small { display: block; margin-top: 2px; font-size: 10.5px; color: var(--tt-text-3); }

/* Jev bars */
.tt-prob { display: grid; grid-template-columns: 1fr 44px; gap: 3px 8px; align-items: center; font-size: 11.5px; }
.tt-prob .bar { height: 6px; border-radius: 3px; background: var(--tt-line); overflow: hidden; grid-column: 1 / -1; margin-bottom: 5px; }
.tt-prob .bar i { display: block; height: 100%; background: var(--tt-text-3); border-radius: 3px; }
.tt-prob .bar.top i { background: var(--tt-accent); }
.tt-prob .v { text-align: right; font-family: ui-monospace, monospace; color: var(--tt-text-2); }
.tt-dots { display: inline-flex; gap: 3px; }
.tt-dots i { width: 8px; height: 8px; border-radius: 50%; background: var(--tt-line-2); }
.tt-dots i.on { background: var(--tt-accent); }
.tt-dots i.half { background: linear-gradient(90deg, var(--tt-accent) 50%, var(--tt-line-2) 50%); }
.tt-panel { padding: 14px; border-radius: 12px; background: var(--tt-panel); border: 1px solid var(--tt-line); }
.tt-panel h3 { margin: 0 0 10px; font-size: 12px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--tt-text-2); display: flex; align-items: center; gap: 7px; }
.tt-verdict { display: inline-flex; align-items: center; gap: 6px; padding: 4px 9px; border-radius: 8px; font-size: 12px; font-weight: 700; }
.tt-verdict.good { color: var(--tt-good); background: rgba(134,239,172,.08); border: 1px solid rgba(134,239,172,.25); }
.tt-verdict.mid { color: var(--tt-text-2); background: var(--tt-panel-2); border: 1px solid var(--tt-line-2); }
.tt-verdict.bad { color: var(--tt-warn); background: rgba(252,165,165,.08); border: 1px solid rgba(252,165,165,.25); }

/* modal */
.tt-modal-back { position: fixed; inset: 0; z-index: 80; background: rgba(0,0,0,.66); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); display: flex; align-items: flex-end; justify-content: center; opacity: 0; transition: opacity .18s; }
.tt-modal-back.on { opacity: 1; }
@media (min-width: 720px) { .tt-modal-back { align-items: center; padding: 24px; } }
.tt-modal { position: relative; width: 100%; max-width: 860px; max-height: 92vh; overflow-y: auto; background: var(--tt-bg); border: 1px solid var(--tt-line-2); border-radius: 18px 18px 0 0; box-shadow: 0 30px 80px rgba(0,0,0,.6); transform: translateY(18px); transition: transform .2s ease; }
@media (min-width: 720px) { .tt-modal { border-radius: 18px; } }
.tt-modal-back.on .tt-modal { transform: none; }
.tt-modal-head { position: sticky; top: 0; z-index: 3; display: flex; gap: 12px; align-items: center; padding: 14px 16px; background: rgba(9,9,11,.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--tt-line); }
.tt-modal-head img { width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--tt-line); }
.tt-modal-body { padding: 16px; display: flex; flex-direction: column; gap: 14px; }
.tt-close { margin-left: auto; width: 34px; height: 34px; border-radius: 10px; border: 1px solid var(--tt-line); background: var(--tt-panel); color: var(--tt-text-2); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; flex-shrink: 0; }
.tt-close:hover { color: var(--tt-text); border-color: var(--tt-line-2); }
.tt-two { display: grid; grid-template-columns: 1fr; gap: 12px; }
@media (min-width: 720px) { .tt-two { grid-template-columns: 1fr 1fr; } }
.tt-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.tt-btn { display: inline-flex; align-items: center; gap: 7px; padding: 9px 14px; border-radius: 10px; font-size: 12.5px; font-weight: 700; text-decoration: none; border: 1px solid var(--tt-line-2); color: var(--tt-text); background: var(--tt-panel); cursor: pointer; }
.tt-btn:hover { border-color: var(--tt-text-3); }
.tt-btn.primary { background: var(--tt-accent); border-color: var(--tt-accent); color: #09090b; }
.tt-btn.primary:hover { filter: brightness(1.06); }
.tt-skeleton { height: 220px; border-radius: 10px; background: linear-gradient(90deg, var(--tt-panel) 0%, var(--tt-panel-2) 50%, var(--tt-panel) 100%); background-size: 200% 100%; animation: tt-shimmer 1.2s infinite; }
@keyframes tt-shimmer { to { background-position: -200% 0; } }
@media (prefers-reduced-motion: reduce) { .tt-card, .tt-modal, .tt-modal-back { transition: none; } .tt-skeleton { animation: none; } }

/* table */
.tt-table-wrap { overflow-x: auto; border: 1px solid var(--tt-line); border-radius: 12px; }
.tt-table { width: 100%; border-collapse: collapse; font-size: 12px; min-width: 760px; }
.tt-table th { position: sticky; top: 0; text-align: right; padding: 9px 10px; font-size: 10.5px; letter-spacing: .05em; text-transform: uppercase; color: var(--tt-text-3); background: var(--tt-panel); border-bottom: 1px solid var(--tt-line); cursor: pointer; white-space: nowrap; user-select: none; }
.tt-table th:first-child, .tt-table td:first-child { text-align: left; }
.tt-table th[aria-sort] { color: var(--tt-accent); }
.tt-table td { padding: 8px 10px; border-bottom: 1px solid #1c1c1f; text-align: right; font-family: ui-monospace, monospace; color: var(--tt-text-2); white-space: nowrap; }
.tt-table tr { cursor: pointer; }
.tt-table tbody tr:hover td { background: #141416; color: var(--tt-text); }
.tt-table .repo { display: flex; align-items: center; gap: 8px; font-family: inherit; color: var(--tt-text); font-weight: 600; }
.tt-table .repo img { width: 22px; height: 22px; border-radius: 6px; }

.tt-review { display: flex; gap: 8px; margin-top: 10px; padding: 9px 11px; border-radius: 10px; border: 1px solid rgba(252,165,165,.25); background: rgba(252,165,165,.06); color: var(--tt-warn); font-size: 12px; line-height: 1.5; }
.tt-review > svg { flex: none; margin-top: 2px; }
.tt-review b { display: block; color: var(--tt-warn); }
.tt-review span { display: block; color: var(--tt-text-2); }