:root{
    --paper:#fff;
    --ink:#000;
    --hair:rgba(0,0,0,.08);
    --hair2:rgba(0,0,0,.14);

    --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono","Courier New", monospace;
    --border:2px solid var(--ink);
    --border-1:1px solid var(--ink);

    --pad:18px;
    --gap:14px;
    --max:1200px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:var(--mono);
    letter-spacing:.1px;
    overflow-x:hidden;
}

::selection{background:var(--ink); color:var(--paper)}
a{color:inherit; text-decoration:none}
a:focus-visible, button:focus-visible{outline:2px solid #000; outline-offset:2px}

/* FX canvas + HUD svg */
.fx{
    position:fixed;
    inset:0;
    z-index:0;
    pointer-events:none;
}
.hud{
    position:fixed;
    inset:0;
    z-index:1;
    pointer-events:none;
    opacity:.7;
    mix-blend-mode:multiply;
}

/* faint grid */
body::before{
    content:"";
    position:fixed;
    inset:0;
    z-index:2;
    pointer-events:none;
    background:
            linear-gradient(to right, rgba(0,0,0,.04) 1px, transparent 1px),
            linear-gradient(to bottom, rgba(0,0,0,.03) 1px, transparent 1px);
    background-size: 72px 72px;
    opacity:.22;
}

/* Top nav */
.top-nav{
    position:fixed;
    left:0; top:0;
    width:100%;
    z-index:50;
    background:rgba(255,255,255,.90);
    border-bottom:1px solid var(--hair2);
    backdrop-filter: blur(3px);
}
.top-nav .row{
    max-width:var(--max);
    margin:0 auto;
    padding:10px var(--pad);
    display:flex;
    gap:10px;
    align-items:center;
}
.spacer{flex:1}

/* Buttons */
.btn, .nav-btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding:10px 14px;
    border:var(--border);
    background:rgba(255,255,255,.75);
    cursor:pointer;
    text-transform:uppercase;
    letter-spacing:.7px;
    font-size:12px;
    line-height:1;
    transition: transform .12s ease, background .12s ease;
    user-select:none;
}
.btn:hover{background:#fff; transform: translateY(-1px)}
.btn:active{transform: translateY(0)}
.btn.ghost{background:transparent}
.btn.wide{width:100%}
button.btn{font-family:var(--mono); color:inherit}

/* Pills */
.pill{
    display:inline-flex;
    align-items:center;
    padding:6px 10px;
    border:var(--border-1);
    border-radius:999px;
    font-size:11px;
    text-transform:uppercase;
    letter-spacing:1px;
    background:rgba(255,255,255,.65);
}
.pill.dim{
    border-color:rgba(0,0,0,.35);
    color:rgba(0,0,0,.65);
}

/* Page layout */
.page{
    position:relative;
    z-index:10;
    padding: calc(56px + var(--pad)) var(--pad) var(--pad);
}
.container{
    max-width:var(--max);
    margin:0 auto;
    display:grid;
    grid-template-columns: 340px 1fr;
    gap: var(--gap);
}
@media (max-width: 980px){
    .container{grid-template-columns: 1fr}
}

/* Panels */
.panel{
    border:var(--border);
    background:rgba(255,255,255,.92);
}
.panel-title{
    display:flex;
    gap:10px;
    align-items:center;
    padding:12px 14px;
    border-bottom:1px solid var(--hair2);
    text-transform:uppercase;
    letter-spacing:1px;
    font-size:12px;
}
.panel-title .title{font-weight:800}
.panel-title.small{font-size:11px; padding:10px 12px}
.panel-body{padding:14px}
.panel-body.small{padding:12px}

.inset{background:rgba(255,255,255,.86)}

/* Sequence left */
.sequence{
    position:sticky;
    top: calc(56px + var(--pad));
    height: fit-content;
}
.seq-step{
    display:flex;
    gap:12px;
    padding:12px;
    border:1px solid rgba(0,0,0,.18);
    margin-bottom:10px;
    background:rgba(255,255,255,.75);
    transition: background .15s ease, transform .15s ease;
}
.seq-step .seq-code{
    font-weight:800;
    letter-spacing:1px;
    min-width:34px;
}
.seq-step .seq-name{
    font-weight:800;
    letter-spacing:1px;
    text-transform:uppercase;
    font-size:12px;
}
.seq-step .seq-desc{
    font-size:12px;
    color:rgba(0,0,0,.70);
    line-height:1.6;
}
.seq-step.active{
    background:rgba(0,0,0,.03);
    transform: translateX(2px);
}

.hr{
    height:0;
    border-top:1px solid var(--hair2);
    margin:14px 0;
}
.hr.faint{border-top:1px solid var(--hair)}

.mono{line-height:1.8}
.small{font-size:12px}
.micro{font-size:11px; letter-spacing:.2px; margin-top:10px}
.muted{color:rgba(0,0,0,.68)}
.strong{font-weight:800}

.content{display:grid; gap: var(--gap)}

/* Hero */
.kicker{
    text-transform:uppercase;
    letter-spacing:1px;
    font-size:11px;
    color:rgba(0,0,0,.68);
}
.headline{
    margin:10px 0 6px;
    font-size:26px;
    line-height:1.15;
}
.subhead{
    margin:0;
    font-size:13px;
    line-height:1.65;
    color:rgba(0,0,0,.78);
    max-width:78ch;
}
.mono-quote{
    border-left:2px solid rgba(0,0,0,.45);
    padding:10px 12px;
    background:rgba(0,0,0,.03);
    line-height:1.8;
}
.mono-quote.small{font-size:12px}
.actions{
    display:flex;
    gap:10px;
    flex-wrap:wrap;
    margin-top:12px;
}

/* list */
.spec{margin:0; padding-left:18px}
.spec li{margin:0 0 8px; font-size:12.5px; line-height:1.65}

/* grids */
.grid2{
    display:grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: var(--gap);
}
@media (max-width: 980px){
    .grid2{grid-template-columns:1fr}
}

/* entries */
.entries{
    display:grid;
    grid-template-columns: repeat(3, minmax(0,1fr));
    gap: var(--gap);
    margin-top: 14px;
}
@media (max-width: 980px){
    .entries{grid-template-columns:1fr}
}
.entry{
    border:var(--border);
    background:rgba(255,255,255,.88);
    padding:14px;
    display:flex;
    flex-direction:column;
    gap:10px;
    cursor:pointer;
    transition: transform .12s ease, background .12s ease;
}
.entry:hover{background:#fff; transform: translateY(-2px)}
.entry:active{transform: translateY(0)}
.entry .row{
    display:flex;
    justify-content:space-between;
    gap:10px;
    align-items:flex-start;
}
.entry .name{
    font-weight:800;
    letter-spacing:1px;
    text-transform:uppercase;
    font-size:12px;
}
.entry .tag{
    border:1px solid rgba(0,0,0,.28);
    background:rgba(255,255,255,.75);
    padding:4px 8px;
    font-size:11px;
    letter-spacing:1px;
    text-transform:uppercase;
    color:rgba(0,0,0,.70);
}
.entry .desc{
    font-size:12.5px;
    line-height:1.7;
    color:rgba(0,0,0,.78);
}
.entry.reserved{
    opacity:.72;
}
.entry.reserved .tag{
    border-style:dashed;
}

/* footer */
.foot{padding-bottom:10px}
.foot-row{
    display:flex;
    justify-content:space-between;
    gap:10px;
    flex-wrap:wrap;
    border-top:1px solid var(--hair2);
    padding-top:12px;
}

/* toast */
.toast{
    position:fixed;
    left:50%;
    bottom:18px;
    transform:translateX(-50%);
    z-index:90;
    border:2px solid #000;
    background:rgba(255,255,255,.92);
    padding:10px 12px;
    font-size:11px;
    letter-spacing:1px;
    text-transform:uppercase;
    opacity:0;
    pointer-events:none;
    transition: opacity .15s ease, transform .15s ease;
    max-width:min(860px, calc(100vw - 28px));
}
.toast.show{
    opacity:1;
    transform:translateX(-50%) translateY(-2px);
}

/* reduced motion */
@media (prefers-reduced-motion: reduce){
    .btn, .entry, .seq-step{transition:none !important}
}