:root{color-scheme:dark;--bg-deep: #070d19;--bg-panel: #0f172a;--bg-card: #16213a;--bg-elevated: #1e2d4d;--border-subtle: rgba(148, 163, 184, .18);--border-bright: rgba(56, 189, 248, .48);--text-main: #f1f5f9;--text-muted: #94a3b8;--accent-pulse: #38bdf8;--accent-frost: #2dd4bf;--accent-arc: #a855f7;--accent-gold: #facc15;--accent-danger: #f43f5e;--accent-success: #22c55e}*,*:before,*:after{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0;width:100%;min-height:100dvh;overflow-x:hidden;background:radial-gradient(circle at 50% 0%,#112240 0%,var(--bg-deep) 72%);color:var(--text-main);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;touch-action:manipulation;-webkit-user-select:none;user-select:none}button{font:inherit;color:inherit;touch-action:manipulation;cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}[hidden]{display:none!important}.app-shell{width:100%;max-width:430px;min-height:100dvh;margin:0 auto;padding:10px 12px 14px;display:flex;flex-direction:column;gap:8px}.top-bar{display:flex;align-items:center;justify-content:space-between;gap:8px}.eyebrow{font-size:.65rem;font-weight:700;letter-spacing:.12em;color:var(--accent-pulse)}.game-title{margin:1px 0 0;font-size:1.2rem;font-weight:800;letter-spacing:-.02em;line-height:1.15}.wave-subtitle{margin:2px 0 0;font-size:.75rem;color:var(--text-muted)}.top-actions{display:flex;flex-direction:column;align-items:flex-end;gap:4px}.best-pill{font-size:.68rem;font-weight:600;color:var(--accent-gold);background:#facc151f;border:1px solid rgba(250,204,21,.28);padding:2px 8px;border-radius:999px;white-space:nowrap}.hud-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.hud-card{background:var(--bg-panel);border:1px solid var(--border-subtle);border-radius:10px;padding:6px 8px;display:flex;flex-direction:column;gap:2px}.hud-label{font-size:.64rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted)}.hud-value{font-size:.92rem;font-weight:800;font-variant-numeric:tabular-nums}.hud-shield .hud-value{color:var(--accent-success)}.hud-energy .hud-value{color:var(--accent-gold)}.hud-wave .hud-value{color:var(--accent-pulse)}.board-stage{position:relative;width:100%;background:#091326;border:1px solid rgba(56,189,248,.25);border-radius:14px;overflow:hidden;box-shadow:0 10px 28px #00000073}#board{display:block;width:100%;height:auto;aspect-ratio:360 / 440;touch-action:manipulation}.status-banner{padding:6px 10px;font-size:.74rem;color:var(--text-main);background:#0f172aeb;border-top:1px solid var(--border-subtle);text-align:center;min-height:28px;display:flex;align-items:center;justify-content:center}.run-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#070d19db;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:16px;z-index:5}.overlay-card{width:100%;max-width:310px;background:var(--bg-panel);border:1px solid var(--border-bright);border-radius:14px;padding:16px;text-align:center;box-shadow:0 16px 36px #0009}.overlay-badge{display:inline-block;font-size:.66rem;font-weight:800;letter-spacing:.12em;padding:3px 9px;border-radius:999px;background:#f43f5e2e;color:#fda4af;margin-bottom:6px}.overlay-badge.is-victory{background:#22c55e2e;color:#86efac}.overlay-title{margin:0 0 6px;font-size:1.15rem;font-weight:800}.overlay-summary{margin:0 0 14px;font-size:.82rem;color:var(--text-muted);line-height:1.4}.overlay-actions{display:flex;flex-direction:column;gap:8px}.control-bar{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:6px}.btn{border:1px solid var(--border-subtle);border-radius:10px;padding:8px 10px;font-size:.78rem;font-weight:700;background:var(--bg-card);color:var(--text-main);transition:transform .08s ease,border-color .15s ease,background .15s ease}.btn:active:not(:disabled){transform:scale(.98)}.btn-primary{background:linear-gradient(135deg,#0284c7,#2563eb);border-color:#7dd3fc73;color:#fff}.btn-secondary{background:var(--bg-card);border-color:var(--border-subtle)}.btn-accent{background:linear-gradient(135deg,#7c3aed,#c026d3);border-color:#d8b4fe73;color:#fff}.btn-danger{background:#f43f5e29;border-color:#f43f5e66;color:#fecdd3}.tactical-deck{background:var(--bg-panel);border:1px solid var(--border-subtle);border-radius:12px;padding:8px 10px;display:flex;flex-direction:column;gap:7px}.pad-strip{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:4px}.pad-chip{padding:5px 0;border-radius:7px;border:1px solid var(--border-subtle);background:var(--bg-card);font-size:.72rem;font-weight:700;color:var(--text-muted)}.pad-chip.has-tower{color:var(--text-main);border-color:#38bdf866}.pad-chip.is-selected{background:var(--bg-elevated);color:#fff;border-color:var(--accent-pulse);box-shadow:0 0 0 1px #38bdf859}.deck-header{display:flex;align-items:baseline;justify-content:space-between;gap:8px;flex-wrap:wrap}.deck-title{font-size:.82rem;font-weight:800}.deck-meta{font-size:.71rem;color:var(--text-muted)}.action-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.tower-btn{display:flex;flex-direction:column;align-items:flex-start;gap:2px;padding:7px 8px;border-radius:9px;background:var(--bg-card);border:1px solid var(--border-subtle);text-align:left}.tower-pulse{border-left:3px solid var(--accent-pulse)}.tower-frost{border-left:3px solid var(--accent-frost)}.tower-arc{border-left:3px solid var(--accent-arc)}.tower-btn-name{font-size:.78rem;font-weight:800}.tower-btn-cost{font-size:.7rem;font-weight:700;color:var(--accent-gold)}.tower-btn-desc{font-size:.64rem;color:var(--text-muted);line-height:1.2}.app-footer{margin-top:auto;padding-top:2px;display:flex;align-items:center;justify-content:space-between;font-size:.68rem;color:var(--text-muted)}.privacy-link{color:var(--accent-pulse);text-decoration:none}.privacy-link:hover{text-decoration:underline}