:root {
  --concrete: #ebe9e3;
  --chalk: #f8f7f3;
  --ink: #14161b;
  --soft: #4a4e59;
  --wall: #1d2433;
  --bolt: #2e3850;
  --gelb: #ffd23f;
  --gruen: #2bb673;
  --blau: #3b8bff;
  --rot: #ef4a35;
  --violett: #a77bff;
  --display: "Arial Black", "Segoe UI Black", "Helvetica Neue", Arial, sans-serif;
  --body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; color: var(--ink); font: 1.0625rem/1.65 var(--body);
  background-color: var(--concrete);
  background-image:
    radial-gradient(circle at 14% 20%, rgba(255, 255, 255, .7) 0 2px, transparent 3px),
    radial-gradient(circle at 82% 12%, rgba(255, 255, 255, .6) 0 1.5px, transparent 2.5px),
    radial-gradient(circle at 48% 66%, rgba(255, 255, 255, .6) 0 2px, transparent 3px),
    radial-gradient(circle at 91% 78%, rgba(255, 255, 255, .6) 0 1.5px, transparent 2.5px),
    radial-gradient(circle at 26% 90%, rgba(255, 255, 255, .6) 0 2px, transparent 3px);
  background-size: 330px 330px, 270px 270px, 390px 390px, 310px 310px, 350px 350px;
}
a { color: var(--ink); text-decoration-color: var(--rot); text-decoration-thickness: 3px; text-underline-offset: 4px; }
a:hover { background: var(--gelb); }
:focus-visible { outline: 3px solid var(--ink); outline-offset: 3px; border-radius: 4px; }

.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: .5rem; background: var(--ink); color: var(--chalk); padding: .5rem .8rem; border-radius: 999px; z-index: 5; }
.skip:focus { left: .5rem; }
.defs { position: absolute; width: 0; height: 0; overflow: hidden; }

.top, .wrap, .foot { max-width: 1120px; margin: 0 auto; padding-left: 1.25rem; padding-right: 1.25rem; }
.top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .6rem 1.5rem; padding-top: 1.1rem; padding-bottom: 1.1rem; }
.brand { font: 900 1.9rem/1 var(--display); letter-spacing: -.045em; text-decoration: none; }
.brand i { font-style: normal; color: var(--rot); }
.brand:hover { background: none; }
.top nav { display: flex; gap: .4rem; font: 700 .95rem/1 var(--body); }
.top nav a { text-decoration: none; padding: .55rem 1rem; border-radius: 999px; border: 2px solid transparent; }
.top nav a:hover { background: none; border-color: var(--ink); }
.top nav a[aria-current="page"] { background: var(--ink); color: var(--chalk); }

.hero { display: grid; gap: 2.4rem; grid-template-columns: 1fr; padding-top: 1.2rem; padding-bottom: 1rem; }
@media (min-width: 940px) { .hero { grid-template-columns: .92fr 1.08fr; gap: 3.4rem; align-items: start; } }

.eyebrow { margin: 0 0 .8rem; font: 800 .85rem/1.2 var(--body); letter-spacing: .14em; text-transform: uppercase; }
h1 { margin: 0; font: 900 clamp(2.9rem, 9vw, 5.8rem)/.95 var(--display); letter-spacing: -.04em; }
h1 span { display: block; }
h1 .hl { display: inline-block; padding: 0 .12em .06em; margin-left: -.06em; background: var(--gelb); border-radius: .12em; transform: rotate(-1.5deg); }
h2 { margin: 0 0 .7rem; font: 900 1.7rem/1.1 var(--display); letter-spacing: -.03em; }
h3 { margin: 0 0 .35rem; font: 900 1.2rem/1.2 var(--display); letter-spacing: -.02em; }
.lead { max-width: 36ch; margin: 1.5rem 0 0; font-size: 1.15rem; }

/* the wall */
.board { margin: 0; }
.wallbox { position: relative; background: var(--wall); border: 3px solid var(--ink); border-radius: 26px; padding: .9rem .9rem .6rem; box-shadow: 0 10px 0 -2px rgba(20, 22, 27, .25); }
.wall { display: block; width: 100%; max-width: 440px; height: auto; margin: 0 auto; }
.wall .hold { transition: opacity .25s ease; }
.wall.focus .hold:not(.on) { opacity: .2; }
.wall .hold .sh { stroke: rgba(0, 0, 0, .4); stroke-width: 1; }
.wall .on .sh { stroke: #fff; stroke-width: 2.2; }
.wall .path { fill: none; stroke: #fff; stroke-width: 2; stroke-dasharray: 3 6; stroke-linecap: round; opacity: .75; }
.wall .tag { font: 800 10px var(--body); letter-spacing: .08em; fill: #fff; text-anchor: middle; }
.wall .ring { fill: none; stroke: #fff; stroke-width: 2.4; stroke-dasharray: 5 4; transform-box: fill-box; transform-origin: center; animation: pulse 1.8s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.18); opacity: .6; } }
.wall .mat { fill: #3a4660; }
.wall .hand { fill: rgba(255, 255, 255, .12); }
.wall .bolts { fill: url(#bolts); }

.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1rem 0 0; }
.chip { display: inline-flex; align-items: center; gap: .5rem; padding: .55rem 1rem .55rem .75rem; font: 800 .92rem/1 var(--body); color: var(--ink); background: var(--chalk); border: 3px solid var(--ink); border-radius: 999px; cursor: pointer; transition: transform .1s; }
.chip i { display: block; width: 1.05rem; height: 1.05rem; border-radius: 50%; background: var(--c); border: 2px solid var(--ink); }
.chip:active { transform: translateY(1px); }
.chip[aria-pressed="true"] { background: var(--c); }
.chip[aria-pressed="true"] i { background: var(--chalk); }

.route { margin-top: 1rem; padding: 1.1rem 1.3rem 1.2rem; background: var(--chalk); border: 3px solid var(--ink); border-radius: 22px; min-height: 9.5rem; }
.route .grade { margin: 0; font: 800 .8rem/1 var(--body); letter-spacing: .12em; text-transform: uppercase; }
.route h3 { margin: .3rem 0 .4rem; font-size: 1.5rem; }
.route p { margin: 0 0 .5rem; }
.route .crux { margin: 0; padding-left: .8rem; border-left: 5px solid var(--c, var(--rot)); }
.route .crux b { font-weight: 900; }

.section { padding-top: 3.2rem; }
.section > h2 { padding-bottom: .5rem; margin-bottom: 1.4rem; border-bottom: 3px solid var(--ink); }
.cards { display: grid; gap: 1.2rem; grid-template-columns: 1fr; }
@media (min-width: 760px) { .cards { grid-template-columns: repeat(3, 1fr); } .cards.two { grid-template-columns: repeat(2, 1fr); } }
.card { padding: 1.2rem 1.3rem 1.4rem; background: var(--chalk); border: 3px solid var(--ink); border-radius: 26px; box-shadow: 0 8px 0 -2px rgba(20, 22, 27, .2); }
.card .dot { width: 2.6rem; height: 2.6rem; margin-bottom: .6rem; }
.card p { margin: 0; font-size: .98rem; }
.card .tag { margin: 0 0 .35rem; font: 800 .75rem/1 var(--body); letter-spacing: .12em; text-transform: uppercase; color: var(--soft); }

.tablewrap { overflow-x: auto; border: 3px solid var(--ink); border-radius: 22px; background: var(--chalk); }
table.grades { width: 100%; border-collapse: collapse; min-width: 560px; }
.grades th, .grades td { text-align: left; padding: .8rem 1.1rem; border-bottom: 2px solid var(--ink); vertical-align: top; }
.grades tr:last-child td { border-bottom: 0; }
.grades th { font: 800 .75rem/1.2 var(--body); letter-spacing: .12em; text-transform: uppercase; color: var(--soft); }
.grades td:first-child { white-space: nowrap; font-weight: 900; }
.grades td:first-child i { display: inline-block; width: .95rem; height: .95rem; margin-right: .5rem; vertical-align: -.1rem; border-radius: 50%; border: 2px solid var(--ink); background: var(--c); }
.grades td:nth-child(2) { white-space: nowrap; font-weight: 700; }
.note { margin: 1rem 0 0; font-size: .92rem; color: var(--soft); }

.list { margin: 0; padding: 0; list-style: none; display: grid; gap: .8rem; }
.list li { display: grid; grid-template-columns: 1.8rem 1fr; gap: .7rem; align-items: start; }
.list li::before { content: ""; width: 1.3rem; height: 1.3rem; margin-top: .25rem; border-radius: 50% 40% 55% 45%; background: var(--c); border: 2px solid var(--ink); }
.list b { font-weight: 800; }

.foot { padding-top: 3rem; padding-bottom: 2rem; font: 800 .8rem/1.4 var(--body); letter-spacing: .12em; text-transform: uppercase; }

.lost { max-width: 640px; margin: 0 auto; padding: 3rem 1.25rem 4rem; text-align: center; }
.lost svg { display: block; width: min(380px, 100%); height: auto; margin: 0 auto 1.2rem; }
.lost .big { margin: 0; font: 900 clamp(4rem, 18vw, 8rem)/.9 var(--display); letter-spacing: -.05em; }
.lost h1 { font-size: 2rem; margin-top: .8rem; line-height: 1.1; }

@media (prefers-reduced-motion: reduce) { .wall .ring { animation: none; } .wall .hold { transition: none; } }