/* modal */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center;
  background: rgba(5, 8, 20, 0.6); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  opacity: 0; transition: opacity 0.22s; padding: 1rem;
}
.modal-backdrop.show { opacity: 1; }
.modal {
  width: min(560px, 100%); max-height: calc(100vh - 2rem); display: flex; flex-direction: column;
  background: var(--surface-solid); border: 1px solid var(--border-strong); border-radius: 22px; box-shadow: var(--shadow);
  transform: translateY(14px) scale(0.98); transition: transform 0.25s var(--ease-out);
}
.modal-backdrop.show .modal { transform: none; }
.modal-wide { width: min(820px, 100%); }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 1.1rem 1.3rem 0.6rem; }
.modal-head h2 { font-size: 1.35rem; font-weight: 800; letter-spacing: -0.02em; }
.modal-close { width: 34px; height: 34px; font-size: 1.4rem; line-height: 1; }
.modal-body { padding: 0.4rem 1.3rem 1rem; overflow: auto; }
.modal-actions { display: flex; justify-content: flex-end; gap: 0.5rem; padding: 0.8rem 1.3rem 1.2rem; border-top: 1px solid var(--border); flex-wrap: wrap; }

/* toasts */
#toasts { position: fixed; left: 50%; bottom: 1.4rem; transform: translateX(-50%); z-index: 120; display: flex; flex-direction: column; gap: 0.5rem; pointer-events: none; width: min(92vw, 420px); }
.toast {
  background: var(--surface-solid); border: 1px solid var(--border-strong); border-radius: 14px; padding: 0.7rem 1rem;
  box-shadow: var(--shadow); font-weight: 600; font-size: 0.92rem; text-align: center;
  opacity: 0; transform: translateY(10px); transition: opacity 0.25s, transform 0.25s var(--ease-out);
}
.toast.show { opacity: 1; transform: none; }
.toast-success { border-color: rgba(60, 227, 138, 0.5); }
.toast-error { border-color: rgba(255, 92, 122, 0.6); }

/* tutor panel */
.tutor-panel { border-color: rgba(139, 108, 255, 0.5); background: linear-gradient(160deg, rgba(139, 108, 255, 0.16), rgba(56, 217, 255, 0.06)); }
.tutor-phase { font-weight: 800; font-size: 1.05rem; letter-spacing: -0.01em; }
.tutor-lesson { color: var(--muted); font-size: 0.9rem; margin: 0.4rem 0 0.7rem; }
.tutor-more { display: none; background: none; border: 0; padding: 0 0 0.5rem; color: var(--accent-2); font-weight: 700; font-size: 0.9rem; }
.tutor-step { font-weight: 700; font-size: 1rem; padding: 0.6rem 0.8rem; border-radius: 12px; background: var(--surface-2); border: 1px solid var(--border); margin-bottom: 0.6rem; }
.tutor-progress-row { font-size: 0.8rem; margin-bottom: 0.35rem; }
.tutor-panel .control-grid { margin: 0.7rem 0 0; }

/* other panels */
.race-bars { display: flex; flex-direction: column; gap: 0.4rem; margin: 0.4rem 0 0.6rem; }
.race-row { display: grid; grid-template-columns: 52px 1fr; align-items: center; gap: 0.5rem; font-size: 0.8rem; font-weight: 700; color: var(--muted); }
.ghost-status { font-weight: 600; font-size: 0.92rem; margin: 0.3rem 0 0.7rem; }
.zen-streak { display: flex; align-items: baseline; gap: 0.5rem; }
.zen-num { font-size: 2.6rem; font-weight: 800; letter-spacing: -0.03em; background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.zen-num.bump { animation: bump 0.4s var(--ease-spring); }
@keyframes bump { 50% { transform: scale(1.25); } }
.share-text { font-family: ui-monospace, monospace; font-size: 0.8rem; white-space: pre-wrap; background: var(--surface-2); padding: 0.6rem; border-radius: 10px; margin: 0.5rem 0; }

/* summary */
.summary-hero { text-align: center; padding: 0.4rem 0 0.8rem; }
.summary-title { font-size: 2rem; font-weight: 800; letter-spacing: -0.03em; }
.summary-title.record { background: linear-gradient(135deg, #ffb547, #ff5c7a); -webkit-background-clip: text; background-clip: text; color: transparent; }
.summary-sub { color: var(--muted); }
.stat-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 0.6rem; margin: 0.6rem 0; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 0.7rem 0.8rem; }
.stat-value { font-size: 1.35rem; font-weight: 800; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.stat-label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); font-weight: 700; }
.stat-sub { font-size: 0.78rem; color: var(--accent-2); font-weight: 600; margin-top: 0.15rem; }
.summary-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; align-items: start; }
@media (max-width: 560px) { .summary-cols { grid-template-columns: 1fr; } }
.badge { display: inline-block; padding: 0.15rem 0.6rem; border-radius: 999px; font-size: 0.72rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; background: linear-gradient(135deg, #ffb547, #ff5c7a); color: #fff; margin-left: 0.4rem; vertical-align: middle; }
.badge.soft { background: var(--surface-2); color: var(--muted); }

/* stats dashboard */
.dir-chart { display: flex; flex-direction: column; gap: 0.4rem; }
.dir-row { display: grid; grid-template-columns: 74px 1fr 84px; align-items: center; gap: 0.6rem; font-size: 0.85rem; }
.dir-name { font-weight: 700; }
.dir-bar { height: 12px; background: var(--surface-2); border-radius: 999px; overflow: hidden; border: 1px solid var(--border); }
.dir-fill { height: 100%; background: var(--accent-grad); border-radius: inherit; transition: width 0.5s var(--ease-out); }
.dir-val { color: var(--muted); text-align: right; font-variant-numeric: tabular-nums; }
.table-wrap { overflow-x: auto; }
.stats-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.stats-table th, .stats-table td { text-align: left; padding: 0.45rem 0.6rem; border-bottom: 1px solid var(--border); white-space: nowrap; }
.stats-table th { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
.daily-list, .recent-list { display: flex; flex-direction: column; gap: 0.35rem; font-size: 0.88rem; }
.daily-row, .recent-row { display: flex; gap: 0.8rem; flex-wrap: wrap; padding: 0.35rem 0; border-bottom: 1px solid var(--border); }
.recent-row span:last-child { margin-left: auto; }

/* settings */
.setting-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.6rem 0; border-bottom: 1px solid var(--border); }
.setting-text { display: flex; flex-direction: column; }
.setting-text small { color: var(--muted); font-size: 0.78rem; }
.saved-images { display: flex; flex-direction: column; gap: 0.4rem; }
.saved-image-row { display: flex; align-items: center; gap: 0.7rem; font-size: 0.9rem; }
.saved-image-row img { width: 40px; height: 40px; border-radius: 8px; object-fit: cover; }
.saved-image-row .btn { margin-left: auto; }
.kbd-list { display: flex; flex-direction: column; gap: 0.4rem; font-size: 0.88rem; color: var(--muted); }

/* skin picker */
.skin-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 0.7rem; }
.skin-card {
  position: relative; display: flex; flex-direction: column; gap: 0.4rem; padding: 0.45rem; border-radius: 14px;
  border: 2px solid var(--border); background: var(--surface); transition: transform 0.2s var(--ease-out), border-color 0.2s;
}
.skin-card:hover { transform: translateY(-3px); border-color: var(--border-strong); }
.skin-card.active { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(139, 108, 255, 0.3); }
.skin-card img, .thumb-numbers { width: 100%; aspect-ratio: 1; border-radius: 10px; object-fit: cover; }
.thumb-numbers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; padding: 2px; background: rgba(0, 0, 0, 0.3); }
.thumb-numbers span { display: grid; place-items: center; border-radius: 4px; font-weight: 800; font-size: 0.8rem; color: #fff; background: linear-gradient(150deg, hsl(var(--hue) 84% 68%), hsl(calc(var(--hue) + 28) 80% 47%)); }
.thumb-numbers span.blank { background: transparent; }
.skin-name { font-size: 0.82rem; font-weight: 700; text-align: center; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.skin-badge { position: absolute; top: 8px; left: 8px; font-size: 0.62rem; font-weight: 800; text-transform: uppercase; background: rgba(0, 0, 0, 0.6); color: #fff; padding: 0.15rem 0.4rem; border-radius: 999px; }
.skin-delete { position: absolute; top: 6px; right: 6px; width: 24px; height: 24px; border-radius: 50%; border: 0; background: rgba(0, 0, 0, 0.65); color: #fff; font-size: 1rem; line-height: 1; }
.skin-import { justify-content: center; align-items: center; border-style: dashed; min-height: 150px; }
.skin-import-icon { font-size: 2.2rem; font-weight: 300; color: var(--accent-2); line-height: 1; }

/* help modal */
.strategy-list { display: flex; flex-direction: column; gap: 0.7rem; margin: 0.5rem 0 1rem; }
.strategy-step { display: grid; grid-template-columns: 34px 1fr; gap: 0.7rem; align-items: start; }
.strategy-num { width: 30px; height: 30px; border-radius: 50%; background: var(--accent-grad); color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 0.9rem; }
.strategy-step strong { display: block; margin-bottom: 0.15rem; }
.strategy-step p { color: var(--muted); font-size: 0.9rem; }