/* /learn: the code library, the path lists and the FAQ. Everything else uses /doors/assets/kerf-doors.css. */
.kchips { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px; }
.kchip { display: flex; flex-direction: column; gap: 4px; padding: 14px 16px; min-height: 44px; background: #fff; border: 1px solid var(--brand-line); border-radius: 3px; color: var(--brand-ink); }
.kchip .fm { font-size: 11px; color: var(--brand-amber-text); font-weight: 600; letter-spacing: .08em; }
.kchip > span:last-child { font-size: 16px; font-weight: 600; }
.kfilter { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; margin-top: 32px; }
.kq { display: flex; align-items: center; gap: 10px; flex: 1 1 280px; min-height: 44px; padding: 0 12px; background: #fff; border: 1px solid #d8d2ca; border-radius: 3px; }
.kq .fm { font-size: 10px; font-weight: 600; letter-spacing: .14em; color: var(--brand-graphite); }
.kq input { flex: 1; min-width: 0; border: 0; outline: 0; font: 15px var(--font-ui); background: transparent; color: var(--brand-ink); padding: 10px 0; }
.kq:focus-within { border-color: var(--brand-ink); }
.kbtns { display: flex; flex-wrap: wrap; gap: 6px; }
.kbtns .fm { font-size: 11px; opacity: .7; margin-left: 2px; }
.kcount { font-size: 12px; color: var(--brand-graphite); margin-left: auto; }
.kcodes { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 16px; margin-top: 24px; }
.kcode { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--brand-line); border-radius: 4px; overflow: hidden; color: var(--brand-ink); padding-bottom: 14px; }
.kcode img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.kc-top { display: flex; align-items: center; gap: 8px; padding: 12px 14px 0; }
.kc-no { font-size: 11px; font-weight: 600; letter-spacing: .14em; color: var(--brand-amber-text); }
.kc-dur { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 11px; color: var(--brand-graphite); }
.kc-code { font-size: 20px; font-weight: 600; padding: 6px 14px 0; letter-spacing: .02em; }
.kc-claim { font-size: 14px; font-weight: 600; line-height: 1.3; padding: 4px 14px 0; }
.kc-also { font-size: 11px; line-height: 1.4; color: var(--brand-graphite); padding: 6px 14px 0; overflow-wrap: anywhere; }
.knone { margin: 24px 0 0; font-size: 15px; color: var(--brand-graphite); }
.kpaths { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 20px; margin-top: 32px; }
.kpath { border-top: 3px solid var(--brand-amber); padding-top: 18px; }
.kp-head { display: flex; align-items: baseline; gap: 10px; }
.kp-n { font-size: 40px; font-weight: 700; line-height: 1; letter-spacing: -.04em; color: var(--brand-amber); }
.kp-name { font-size: 26px; font-weight: 700; letter-spacing: -.02em; }
.kp-tag { font-size: 11px; color: var(--brand-graphite); margin-top: 8px; line-height: 1.5; }
.kp-blurb { font-size: 14px; line-height: 1.55; color: var(--brand-ink-soft); margin: 10px 0 0; }
.kp-list { list-style: none; margin: 14px 0 0; padding: 0; display: flex; flex-direction: column; gap: 2px; }
.kp-list a { display: grid; grid-template-columns: 18px minmax(0,1fr); gap: 8px; align-items: start; min-height: 40px; padding: 8px 0; font-size: 14px; line-height: 1.4; color: var(--brand-ink); border-bottom: 1px solid var(--brand-line); }
.kp-list a svg { margin-top: 2px; }
.kp-list a:hover { color: var(--brand-amber-text); }
.kp-list .fm { font-size: 11px; font-weight: 600; color: var(--brand-amber-text); margin-right: 4px; }
.kfaq { background: #fff; border: 1px solid var(--brand-line); border-radius: 3px; margin: 0 0 10px; }
.kfaq summary { cursor: pointer; list-style: none; padding: 16px 44px 16px 18px; font-size: 15px; font-weight: 600; position: relative; min-height: 44px; }
.kfaq summary::-webkit-details-marker { display: none; }
.kfaq summary::after { content: "+"; position: absolute; right: 18px; top: 13px; font: 600 20px/1 var(--font-mono); color: var(--brand-amber-text); }
.kfaq[open] summary::after { content: "–"; }
.kfaq p { margin: 0; padding: 0 18px 18px; font-size: 14.5px; line-height: 1.6; color: var(--brand-ink-soft); }
@media (max-width: 1180px) { .kcodes { grid-template-columns: repeat(4, minmax(0,1fr)); } }
@media (max-width: 1023px) { .kcodes { grid-template-columns: repeat(3, minmax(0,1fr)); } }
@media (max-width: 900px) { .kcodes, .kpaths { grid-template-columns: repeat(2, minmax(0,1fr)); } .kcount { margin-left: 0; width: 100%; } }
@media (max-width: 560px) { .kcodes, .kpaths { grid-template-columns: minmax(0,1fr); } }