:root{--bg: #f8f9fb;--bg-paper: #ffffff;--ink: #132a42;--ink-muted: #5c7089;--blueprint: #2a6aa8;--blueprint-light: #7fa8d1;--grid: rgba(42, 106, 168, .055);--grid-major: rgba(42, 106, 168, .11);--line: rgba(42, 106, 168, .18);--accent: #c45c26;--font-display: "Barlow Condensed", "Segoe UI", system-ui, sans-serif;--font-body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;--font-mono: "IBM Plex Mono", "Consolas", monospace;--max-width: 72rem}*,*:before,*:after{box-sizing:border-box}html{font-size:18px;scroll-behavior:smooth}body{margin:0;min-height:100vh;color:var(--ink);font-family:var(--font-body);background-color:var(--bg);background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px),linear-gradient(var(--grid-major) 1px,transparent 1px),linear-gradient(90deg,var(--grid-major) 1px,transparent 1px);background-size:1rem 1rem,1rem 1rem,4rem 4rem,4rem 4rem;background-position:-1px -1px}a{color:var(--blueprint)}a:hover{color:var(--accent)}.site-shell{min-height:100vh;display:flex;flex-direction:column}.site-main{flex:1;width:min(100% - 2rem,var(--max-width));margin:0 auto;padding:1.5rem 0 3rem}.site-footer{margin-top:auto;padding:1.25rem 1rem 2rem;border-top:1px dashed var(--line);text-align:center;font-family:var(--font-mono);font-size:.78rem;letter-spacing:.04em;color:var(--ink-muted);background:color-mix(in srgb,var(--bg-paper) 88%,transparent)}.draft-frame{position:relative;background:var(--bg-paper);border:1px solid var(--line);box-shadow:0 0 0 4px color-mix(in srgb,var(--bg-paper) 70%,transparent)}.draft-frame:before,.draft-frame:after{content:"";position:absolute;width:12px;height:12px;border-color:var(--blueprint);border-style:solid;pointer-events:none}.draft-frame:before{top:-1px;left:-1px;border-width:2px 0 0 2px}.draft-frame:after{bottom:-1px;right:-1px;border-width:0 2px 2px 0}.brand-block{display:flex;flex-direction:column;align-items:flex-start;gap:1.25rem;margin-bottom:2.5rem}.brand-logo{width:min(320px,70vw);height:auto;display:block}.hero-title{margin:0;font-family:var(--font-display);font-size:clamp(2.4rem,7vw,4.2rem);font-weight:700;letter-spacing:.06em;text-transform:uppercase;line-height:.95;color:var(--ink)}.hero-title:after{content:"";display:block;width:4.5rem;height:3px;margin-top:.65rem;background:var(--accent)}.hero-lead{margin:0;max-width:36ch;font-size:1.05rem;line-height:1.55;color:var(--ink-muted)}.section-label{margin:0 0 1rem;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--blueprint)}.mod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1.25rem;list-style:none;margin:0;padding:0}.mod-card{display:flex;flex-direction:column;text-decoration:none;color:inherit;transition:transform .14s ease,box-shadow .14s ease}.mod-card:hover{transform:translateY(-2px);color:inherit}.mod-card:hover .mod-card-title{color:var(--accent)}.mod-card-frame{padding:.75rem}.mod-card-preview{width:100%;aspect-ratio:1;object-fit:contain;background:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:.5rem .5rem;background-color:var(--bg-paper)}.mod-card-meta{padding:.85rem .75rem 1rem;border-top:1px dashed var(--line)}.mod-card-id{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.12em;color:var(--blueprint-light)}.mod-card-title{margin:.2rem 0 0;font-family:var(--font-display);font-size:1.2rem;font-weight:600;letter-spacing:.03em;transition:color .14s ease}.mod-detail{display:grid;gap:2rem}@media(min-width:768px){.mod-detail{grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);align-items:start}}.mod-detail-preview{width:100%;padding:1rem}.mod-detail-preview img{width:100%;height:auto;display:block}.mod-detail-body h1{margin:.35rem 0 .75rem;font-family:var(--font-display);font-size:clamp(2rem,5vw,2.8rem);font-weight:700;letter-spacing:.04em;text-transform:uppercase}.mod-detail-id{font-family:var(--font-mono);font-size:.75rem;letter-spacing:.14em;color:var(--blueprint)}.mod-detail-desc{margin:0 0 1.5rem;line-height:1.6;color:var(--ink-muted)}.mod-actions{display:flex;flex-direction:column;gap:.75rem}.btn{display:inline-flex;align-items:center;gap:.45rem;padding:.65rem 1rem;border:1px solid var(--blueprint);font-family:var(--font-mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;color:var(--bg-paper);background:var(--blueprint)}.btn:hover{color:var(--bg-paper);background:var(--accent);border-color:var(--accent)}.btn-secondary{color:var(--blueprint);background:transparent}.btn-secondary:hover{color:var(--bg-paper)}.paper-size-control,.fold-guide-control{margin-bottom:.35rem}.paper-options,.guide-options{display:flex;border:1px solid var(--line);margin-top:.3rem;width:fit-content}.paper-option,.guide-option{position:relative;display:flex;align-items:center;justify-content:center;flex:1 1 0;padding:.55rem .65rem;font-family:var(--font-mono);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink);background:var(--bg-paper);border-right:1px solid var(--line);cursor:pointer;user-select:none}.paper-option:last-child,.guide-option:last-child{border-right:none}.paper-option:has(input:checked),.guide-option:has(input:checked){background:var(--blueprint);color:var(--bg-paper)}.paper-option input,.guide-option input{position:absolute;opacity:0;pointer-events:none}.paper-option:hover:not(:has(input:checked)),.guide-option:hover:not(:has(input:checked)){background:color-mix(in srgb,var(--bg) 65%,var(--bg-paper))}.option-content{display:flex;flex-direction:column;align-items:center;width:100%;line-height:1.05;white-space:normal}.option-name{font-size:.78rem;letter-spacing:.06em;text-transform:uppercase}.option-sub{font-size:.62rem;letter-spacing:.015em;text-transform:none;opacity:.65;margin-top:1px;line-height:1.1;white-space:normal;text-align:center}.guide-option .option-sub{max-width:18ch}.download-btn{padding:.8rem 1.25rem;font-size:.85rem;letter-spacing:.1em;width:100%;justify-content:center}.back-link{display:inline-block;margin-bottom:1.25rem;font-family:var(--font-mono);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;text-decoration:none}@media(prefers-color-scheme:dark){:root{--bg: #0a141f;--bg-paper: #13253a;--ink: #d8eaf7;--ink-muted: #8aa5be;--blueprint: #5aa8d9;--blueprint-light: #7dbfe6;--grid: rgba(90, 168, 217, .065);--grid-major: rgba(90, 168, 217, .13);--line: rgba(90, 168, 217, .22);--accent: #c45c26}}