.hub-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background:var(--p31-bg-card, #16213e);border-bottom:1px solid var(--p31-border, rgba(255,255,255,.1));min-height:44px}.header-brand h1{font-size:1.5rem;margin:0}.header-brand .header-tagline{font-size:.75rem;color:var(--p31-text-secondary, #a0a0a0)}.header-player{display:flex;align-items-center:center;gap:.75rem;min-height:44px}.player-switch{background:#ffffff14;border:1px solid var(--p31-border, rgba(255,255,255,.1));padding:.5rem 1rem;border-radius:.5rem;color:var(--p31-text-primary, #eee);cursor:pointer;display:flex;flex-direction:column;align-items:center;transition:background var(--p31-duration-fast, .15s);min-height:44px}.player-switch:hover{background:#ffffff26}.player-switch .current-player{font-weight:700;font-size:1.1rem}.spoon-pill{padding:.25rem .75rem;border-radius:.25rem;font-size:.85rem}.spoon-pill.full{background:#10b98126;color:#10b981}.spoon-pill.good{background:#3b82f626;color:#3b82f6}.spoon-pill.low{background:#f59e0b26;color:#f59e0b}.spoon-pill.critical{background:#ef444426;color:#ef4444}.spoon-pill.deficit{background:#6b728026;color:#6b7280}.credits-badge{background:#f59e0b26;color:var(--p31-chump-gold, #fbbf24);padding:.25rem .75rem;border-radius:.25rem;font-size:.85rem;font-weight:700}.sentinel-strip{display:flex;align-items:center;gap:1rem;padding:.75rem 2rem;background:#10b98114;border-bottom:1px solid rgba(16,185,129,.15);font-size:.85rem}.sentinel-icon{font-size:1.2rem}.k4-indicator{color:var(--p31-phos-green, #10b981);font-weight:600;margin-left:auto}.game-header{display:flex;align-items:center;gap:1rem;padding:1rem 2rem;background:var(--p31-bg-card, #16213e);border-bottom:1px solid var(--p31-border, rgba(255,255,255,.1));position:sticky;top:0;z-index:30;min-height:44px}.game-container{min-height:100vh;display:flex;flex-direction:column}.back-button{background:#ffffff14;border:1px solid var(--p31-border, rgba(255,255,255,.1));color:var(--p31-text-primary, #eee);padding:.5rem 1rem;border-radius:.5rem;cursor:pointer;transition:background var(--p31-duration-fast, .15s);min-height:44px}.back-button:hover{background:#ffffff26}.session-info{margin-left:auto;display:flex;align-items:center;gap:.5rem}.session-mode{padding:.25rem .5rem;border-radius:.25rem;background:#f59e0b26;color:var(--p31-chump-gold, #fbbf24);font-size:.75rem;font-weight:600}.game-title{font-weight:600}.hub-footer{text-align:center;padding:2rem;color:var(--p31-text-secondary, #a0a0a0);font-size:.75rem}