.driftlock-container{display:flex;flex-direction:column;align-items:center;gap:var(--space-4);max-width:480px;margin:0 auto;padding:var(--space-4);min-height:calc(100dvh - 56px)}.driftlock-header{display:flex;width:100%;justify-content:space-between;align-items:center}.driftlock-logo{font-family:var(--font-display);font-weight:900;font-size:var(--text-2xl);color:var(--game-accent)}.driftlock-logo span{color:var(--color-status-warning)}.driftlock-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-2);width:100%}.driftlock-stat-card{background:var(--color-surface-raised);border:1px solid var(--color-border-subtle);border-radius:var(--radius-md);padding:var(--space-2);display:flex;flex-direction:column;align-items:center;gap:2px}.driftlock-stat-label{font-size:10px;text-transform:uppercase;color:var(--color-text-secondary);letter-spacing:.05em;font-weight:600}.driftlock-stat-value{font-family:var(--font-display);font-size:var(--text-lg);font-weight:800;color:var(--game-accent)}.driftlock-legend{display:flex;flex-wrap:wrap;gap:var(--space-3);justify-content:center;font-size:10px;color:var(--color-text-secondary);text-transform:uppercase;font-weight:600;letter-spacing:.05em}.driftlock-legend-item{display:flex;align-items:center;gap:var(--space-1)}.driftlock-legend-sq{width:14px;height:14px;border-radius:2px;display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:700}.driftlock-arena{display:grid;grid-template-areas:".  tn ." "tw g  te" ".  ts .";grid-template-columns:auto auto auto;grid-template-rows:auto auto auto;gap:var(--space-2);align-items:center;margin:var(--space-2) auto}.driftlock-grav-btn{background:var(--color-surface-raised);border:1px solid var(--color-border-subtle);color:var(--color-text-secondary);width:44px;height:44px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:var(--text-base);cursor:pointer;transition:all var(--duration-fast) ease}.driftlock-grav-btn:hover{background:var(--game-accent-subtle);border-color:var(--game-accent);color:var(--game-accent)}.driftlock-grav-btn.flash{background:var(--game-accent);color:var(--color-text-inverse);box-shadow:0 0 12px var(--game-accent-glow)}#grav-top{grid-area:tn;width:100%}#grav-bottom{grid-area:ts;width:100%}#grav-left{grid-area:tw;height:100%}#grav-right{grid-area:te;height:100%}.driftlock-grid-wrap{grid-area:g}.driftlock-grid{display:grid;gap:3px;background:var(--color-surface-sunken);border:2px solid var(--color-border-default);border-radius:var(--radius-lg);padding:3px;position:relative}.gcell{border-radius:var(--radius-sm);position:relative;display:flex;align-items:center;justify-content:center;background:var(--color-surface-raised);transition:transform var(--duration-fast) ease}.gcell.normal{background:var(--color-surface-page);border:1px solid var(--color-border-subtle)}.gcell.ice-cell{background:var(--game-accent-subtle);border:1px solid rgba(255,255,255,.05)}.gcell.rock{background:var(--color-surface-sunken);border:1px solid var(--color-border-default)}.gcell.iceberg{background:var(--color-surface-overlay);border:1px solid var(--color-border-default)}.gcell.anchor{background:var(--color-surface-raised);border:1px dashed var(--game-accent)}.gcell.barrier{position:relative}.gcell.barrier:before{content:"";position:absolute;background:var(--game-accent);z-index:5}.gcell.barrier[data-barriers*=T]:before{top:0;left:0;right:0;height:3px}.gcell.barrier[data-barriers*=B]:before{bottom:0;left:0;right:0;height:3px}.gcell.barrier[data-barriers*=L]:before{top:0;bottom:0;left:0;width:3px}.gcell.barrier[data-barriers*=R]:before{top:0;bottom:0;right:0;width:3px}.tgt-mark{position:absolute;top:4px;right:4px;bottom:4px;left:4px;border-radius:var(--radius-sm);border:2px dashed rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:var(--text-base);font-weight:800;color:var(--color-text-secondary);opacity:.6}.tgt-mark.matched{border-color:var(--color-status-success);color:var(--color-status-success);background:#10b9811a}.token{position:absolute;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:900;z-index:10;cursor:pointer;box-shadow:0 4px 10px #0006;transition:left var(--duration-normal) var(--ease-out),top var(--duration-normal) var(--ease-out),opacity var(--duration-fast)}.token.tok-1{background:linear-gradient(135deg,var(--color-status-warning),#d97706);color:#fff;border:1.5px solid rgba(255,255,255,.2)}.token.tok-2{background:linear-gradient(135deg,#f97316,#ea580c);color:#fff;border:1.5px solid rgba(255,255,255,.2)}.token.tok-3{background:linear-gradient(135deg,#0ea5e9,#2563eb);color:#fff;border:1.5px solid rgba(255,255,255,.2)}.token.tok-4{background:linear-gradient(135deg,#a855f7,#7c3aed);color:#fff;border:1.5px solid rgba(255,255,255,.2)}.token.tok-placed{box-shadow:0 0 12px var(--color-status-success),0 4px 10px #0006;animation:shake .4s ease-in-out}.token.pinned{box-shadow:0 0 15px var(--game-accent),0 4px 10px #0006!important;border:2.5px solid var(--game-accent)!important}.tok-pip{position:absolute;bottom:2px;right:4px;font-size:8px;opacity:.8}.pin-badge{position:absolute;top:-8px;right:-8px;width:18px;height:18px;background:var(--game-accent);color:#fff;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;box-shadow:0 2px 4px #0000004d;border:1.5px solid var(--color-surface-raised);z-index:12}.pin-badge svg{width:10px;height:10px}.rock-icon,.anchor-icon{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.rock-icon svg{width:70%;height:70%;color:var(--color-text-secondary)}.anchor-icon svg{width:65%;height:65%;color:var(--game-accent)}.anchor-moves{position:absolute;bottom:2px;right:4px;font-size:8px;font-weight:700;color:var(--game-accent)}.ice-flake{font-size:1.2rem;color:var(--game-accent);opacity:.35}.iceberg-bg{position:absolute;width:70%;height:70%;color:var(--color-text-secondary);opacity:.15}.iceberg-hp{font-size:9px;font-weight:800;color:var(--color-text-primary)}.driftlock-mvdots{display:flex;gap:4px;justify-content:center;min-height:8px;width:100%}.mvd{width:12px;height:4px;border-radius:var(--radius-full);background:var(--color-surface-raised);border:1px solid var(--color-border-subtle);transition:background var(--duration-fast)}.mvd.used{background:var(--game-accent);box-shadow:0 0 6px var(--game-accent-glow)}.driftlock-controls{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-2);width:100%}.driftlock-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f1117f2;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-5);z-index:100;opacity:0;pointer-events:none;transition:opacity var(--duration-normal);padding:var(--space-6)}.driftlock-overlay.show{opacity:1;pointer-events:all}.driftlock-overlay-title{font-family:var(--font-display);font-size:var(--text-3xl);font-weight:900;color:var(--game-accent);text-align:center}.driftlock-overlay-title span{color:var(--color-status-warning)}.driftlock-overlay-body{font-size:var(--text-sm);color:var(--color-text-secondary);text-align:center;max-width:320px;line-height:1.6}.driftlock-overlay-score{font-family:var(--font-display);font-size:var(--text-4xl);font-weight:900;color:var(--color-status-success)}.confetti{position:absolute;animation:confettiFall 2.5s ease-in forwards;pointer-events:none;z-index:1}@keyframes confettiFall{0%{transform:translateY(0) rotate(0);opacity:1}80%{opacity:1}to{transform:translateY(105vh) rotate(720deg);opacity:0}}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-2px)}75%{transform:translate(2px)}}.grid-pulse{animation:pulseGrid .5s ease-in-out}@keyframes pulseGrid{0%{transform:scale(1)}50%{transform:scale(1.015);filter:brightness(1.15)}to{transform:scale(1)}}.solving-active{animation:solve-pulse .8s infinite ease-in-out;pointer-events:none}@keyframes solve-pulse{0%{transform:scale(1);filter:brightness(1)}50%{transform:scale(1.02);filter:brightness(1.2)}to{transform:scale(1);filter:brightness(1)}}.pin-icon-hdr{color:var(--game-accent);width:14px;height:14px}