:root{--eg-paper:#f2ece0;--eg-ink:#201d19;--eg-ink-secondary:#5a5347;--eg-hairline:#97815f;--eg-hairline-inner:#7d6a4c;--eg-divider:#e4ddcf;--eg-accent-primary:#0b3d2e;--eg-accent-secondary:#a9772f;--eg-muted:#c7bfae;--eg-miss-bg:#e4dccd;--eg-preview-bg:#e7dac5;--eg-unlocked-bg:#cfd2c5;--eg-font-serif:Georgia, "Iowan Old Style", ui-serif, serif;--eg-font-mono:ui-monospace, "SFMono-Regular", Menlo, monospace;--eg-font-sans:-apple-system, "Segoe UI", system-ui, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--eg-paper);color:var(--eg-ink);font-family:var(--eg-font-sans);-webkit-font-smoothing:antialiased;margin:0}a{color:inherit}.landing{max-width:900px;margin:0 auto;padding:0 44px}@media (width<=480px){.landing{padding:0 16px}}.masthead{border-bottom:1px solid var(--eg-hairline-inner);justify-content:space-between;align-items:baseline;padding:16px 0;display:flex}.masthead__name{font-family:var(--eg-font-serif);letter-spacing:.03em;font-size:15px;font-style:italic}.masthead__nav{font-family:var(--eg-font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--eg-ink-secondary);gap:22px;font-size:10px;display:flex}.masthead__vol{font-family:var(--eg-font-mono);letter-spacing:.1em;color:var(--eg-accent-secondary);font-size:10px}.hero{max-width:560px;padding:64px 0 40px}.hero__title{font-family:var(--eg-font-serif);margin:0 0 16px;font-size:42px;font-weight:700;line-height:1.06}.hero__title em{color:var(--eg-accent-primary);font-style:italic}.hero__tagline{color:var(--eg-ink-secondary);margin:0;font-size:14px;line-height:1.6}.board{display:inline-block}.board__grid{grid-template-columns:22px repeat(10,32px);gap:3px;display:grid}.board__corner{width:22px;height:22px}.board__col-header,.board__row-header{font-family:var(--eg-font-mono);letter-spacing:.06em;color:var(--eg-ink-secondary);text-transform:uppercase;justify-content:center;align-items:center;font-size:10px;display:flex}.board__col-header{height:22px}.board__row-header{width:22px}.board__col-header--active,.board__row-header--active{color:var(--eg-accent-secondary);font-weight:700}.board__cell{width:32px;height:32px;font-family:var(--eg-font-mono);border:1px solid var(--eg-hairline);background:var(--eg-paper);color:var(--eg-ink);justify-content:center;align-items:center;padding:0;font-size:14px;transition:transform .12s,border-color .12s;display:flex}.board__cell--unknown{cursor:pointer}.board__cell--unknown:hover{border-color:var(--eg-accent-secondary);z-index:1;position:relative;transform:scale(1.15)}.board__cell--hit{background:var(--eg-accent-primary);border-color:var(--eg-accent-primary);color:var(--eg-paper);cursor:default}.board__cell--miss{background:var(--eg-miss-bg);border-color:var(--eg-hairline-inner);color:var(--eg-ink-secondary);cursor:default}.board__cell--miss:after{content:"";background:var(--eg-ink-secondary);border-radius:50%;width:7px;height:7px}.board__cell--preview{border-style:dashed;border-color:var(--eg-accent-secondary);background:var(--eg-preview-bg)}.board--armed .board__cell{cursor:crosshair}@media (width<=480px){.board__grid{grid-template-columns:16px repeat(10,24px);gap:2px}.board__corner{width:16px;height:16px}.board__row-header{width:16px}.board__col-header{height:16px;font-size:8px}.board__cell{width:24px;height:24px;font-size:11px}.board__cell--miss:after{width:5px;height:5px}}.spec-plate{border:1px solid var(--eg-hairline);padding:14px 16px}.spec-plate--locked{border-color:var(--eg-muted)}.spec-plate--unlocked{border-width:2px;border-color:var(--eg-accent-primary);background:var(--eg-unlocked-bg)}.spec-plate__rows{flex-direction:column;display:flex}.spec-plate__row{justify-content:space-between;align-items:baseline;gap:12px;padding:7px 0;display:flex}.spec-plate__row+.spec-plate__row{border-top:1px solid var(--eg-hairline-inner)}.spec-plate__label{font-family:var(--eg-font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--eg-ink-secondary);font-size:10px}.spec-plate__value{text-align:right;font-size:13px}.spec-plate--locked .spec-plate__value{color:var(--eg-muted);letter-spacing:.04em}.spec-plate--unlocked .spec-plate__value{color:var(--eg-ink)}.spec-plate__badge{font-family:var(--eg-font-mono);letter-spacing:.08em;text-transform:uppercase;border:1px solid;padding:2px 8px;font-size:10px;display:inline-block}.spec-plate__badge--locked{color:var(--eg-muted)}.spec-plate__badge--unlocked{background:var(--eg-accent-primary);color:var(--eg-paper);border-color:var(--eg-accent-primary)}.spec-plate__description{color:var(--eg-ink-secondary);margin:10px 0 0;font-size:13px;line-height:1.5}.toc{border-top:1px solid var(--eg-hairline-inner);padding:8px 0 64px}.toc__intro{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:16px;padding:32px 0 24px;display:flex}.toc__heading{font-family:var(--eg-font-serif);margin:0;font-size:20px;font-weight:700}.toc__skip{font-family:var(--eg-font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--eg-ink-secondary);text-underline-offset:3px;cursor:pointer;background:0 0;border:none;padding:0;font-size:11px;-webkit-text-decoration:underline dashed;text-decoration:underline dashed}.toc__skip:hover{color:var(--eg-accent-primary)}.toc__layout{flex-wrap:wrap;align-items:flex-start;gap:32px;display:flex}.toc__board-col{flex-direction:column;display:flex}.toc__cards{flex-direction:column;flex:260px;gap:12px;min-width:260px;display:flex}.toc__artillery{margin-top:12px}.toc__artillery-btn{border:1px solid var(--eg-accent-secondary);color:var(--eg-accent-secondary);font-family:var(--eg-font-mono);letter-spacing:.06em;text-transform:uppercase;cursor:pointer;background:0 0;padding:6px 12px;font-size:11px;display:inline-block}.toc__artillery-btn:disabled{border-color:var(--eg-muted);color:var(--eg-muted);cursor:default}.toc__artillery-btn--armed{background:var(--eg-accent-secondary);color:var(--eg-paper)}.toc__artillery-hint{max-width:32ch;color:var(--eg-ink-secondary);margin:6px 0 0;font-size:12px;line-height:1.4}.toc__status{min-height:1.4em;font-family:var(--eg-font-mono);color:var(--eg-ink-secondary);margin:16px 0 0;font-size:12px}