.construction-guide{--build-accent:#eab676;--build-muted:#a6b1bf;border:1px solid #35404a;border-radius:18px;background:linear-gradient(135deg,rgba(234,182,118,.065),transparent 42%),#141a20;padding:clamp(18px,3vw,34px);overflow:hidden}.construction-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-bottom:26px;border-bottom:1px solid #303942}.construction-eyebrow{font-size:10px;font-weight:750;letter-spacing:.2em;color:var(--build-accent)}.construction-heading h2{font-size:clamp(28px,4vw,38px);margin:7px 0 8px;line-height:1.15}.construction-heading p{margin:0;color:var(--build-muted);font-size:13px}.construction-current{border:1px solid #65513c;background:#29231d;border-radius:12px;padding:15px 20px;min-width:160px}.construction-current>span{display:block;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:#c5b8a7}.construction-current strong{display:block;color:#f2d0a5;font-size:24px;margin-top:3px}.construction-current small{font-size:11px;font-weight:500}.construction-nav{display:flex;gap:9px;overflow:auto;scrollbar-width:thin;padding:23px 0 4px}.construction-nav a{display:flex;align-items:center;gap:9px;white-space:nowrap;border:1px solid #37424e;background:#1c242d;color:#dce4ed;text-decoration:none;border-radius:8px;padding:10px 13px;font-size:12px}.construction-nav a:hover,.construction-nav a:focus-visible{border-color:var(--build-accent);color:var(--build-accent)}.construction-nav a>span{color:var(--build-accent);font-size:10px;font-weight:700}.construction-group{margin-top:28px;scroll-margin-top:24px}.construction-group-heading{display:flex;align-items:center;gap:14px;margin-bottom:14px}.construction-group-heading h3{font-size:17px;margin:0}.construction-group-heading>span{font-size:10px;letter-spacing:.05em;color:var(--build-muted);border:1px solid #35404a;border-radius:5px;padding:3px 7px}.construction-timeline{display:grid;gap:10px}.construction-step{background:#1b222a;border:1px solid #35404b;border-radius:12px;overflow:hidden;transition:border-color .15s}.construction-step[open]{border-color:#756044;background:linear-gradient(100deg,rgba(234,182,118,.035),transparent 45%),#1b222a}.construction-step>summary{display:flex;list-style:none;align-items:center;gap:14px;padding:17px 18px;cursor:pointer}.construction-step>summary::-webkit-details-marker{display:none}.construction-step>summary:focus-visible{outline:2px solid var(--build-accent);outline-offset:-3px}.construction-number{display:grid;place-items:center;width:40px;height:40px;flex:0 0 40px;background:#242d37;border:1px solid #414b56;border-radius:10px;color:var(--build-muted);font-size:12px;font-weight:700;font-variant-numeric:tabular-nums}.construction-step[open] .construction-number{color:var(--build-accent);border-color:#826646;background:#32291f}.construction-step-title{flex:1;min-width:0}.construction-step-title strong{font-size:15px;display:block}.construction-step-title small{font-size:11px;display:block;color:var(--build-muted);margin-top:4px}.construction-expand{font-size:22px;color:var(--build-muted);font-weight:400}.construction-step[open] .construction-expand{transform:rotate(45deg);color:var(--build-accent)}.construction-step-body{padding:6px 22px 23px 72px}.construction-step-body.has-preview{display:grid;grid-template-columns:minmax(170px,260px) minmax(0,1fr);gap:24px;padding-left:22px}.construction-stage-preview{display:grid;place-items:center;border:1px solid #3b4651;border-radius:10px;background:radial-gradient(ellipse at center,#303944,#171e25);min-height:220px;align-self:start;padding:12px;cursor:zoom-in}.construction-stage-preview img{width:100%;height:220px;object-fit:contain}.construction-requirements{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px}.construction-requirements h4{color:#c1ccd8;font-size:10px;text-transform:uppercase;letter-spacing:.12em;margin:8px 0 13px}.construction-requirements h4 small{display:block;text-transform:none;letter-spacing:0;color:#83919f;margin-top:4px;font-weight:400}.construction-materials,.construction-tools{list-style:none;margin:0;padding:0;display:grid;gap:8px}.construction-materials li{display:flex;align-items:center;gap:10px;min-height:38px}.construction-quantity{display:grid;place-items:center;min-width:34px;min-height:29px;padding:2px 5px;color:#f0c38d;border:1px solid #5c4b37;background:#30291f;border-radius:6px;font-size:13px;font-variant-numeric:tabular-nums;font-weight:700}.construction-guide .blueprint-related-item{display:inline-flex;align-items:center;gap:8px;color:#e0e7ef;text-decoration:none;font-size:12px;line-height:1.5}.construction-guide a.blueprint-related-item:hover{color:var(--build-accent)}.construction-guide .blueprint-related-thumb{display:flex;flex:0 0 30px}.construction-guide .blueprint-related-thumb img{width:30px;height:30px;object-fit:contain}.construction-tools .blueprint-related-thumb{display:flex}.construction-tools li{line-height:1.5}.construction-more-tools{margin-top:9px;font-size:11px;color:var(--build-accent)}.construction-more-tools summary{cursor:pointer}.construction-more-tools ul{margin-top:9px}.construction-muted,.construction-hands{color:var(--build-muted);font-size:12px;line-height:1.6}.construction-dependency{border-top:1px solid #35404a;margin-top:17px;padding-top:13px;font-size:11px}.construction-dependency>span{color:var(--build-accent);font-weight:600}.construction-dependency p{color:#c5d0dc;margin:5px 0 0;line-height:1.6}.construction-alternative>span{color:#aebfd3}.construction-result{display:flex;gap:12px;margin-top:17px;border:1px solid #3f4b44;background:#202b26;border-radius:8px;padding:12px}.construction-result>span{font-size:23px;color:#a3c7a8}.construction-result small{display:block;text-transform:uppercase;font-size:9px;letter-spacing:.12em;color:#adc8b2;margin-bottom:5px}.construction-linked-result{font-size:11px;color:#b5c5ba;margin-top:8px}.construction-linked-result a{color:#c1dac7}.construction-step-note,.construction-notes p{font-size:11px;color:var(--build-muted);line-height:1.7}.construction-notes{border-top:1px solid #35404a;margin-top:25px;padding-top:12px}.construction-notes p{margin:8px 0}.construction-complete{display:flex;gap:16px;padding:22px 0 3px;align-items:center}.construction-complete>span{font-size:25px;color:#a3c7a8}.construction-complete h3{margin:0;font-size:17px}.construction-complete p{color:var(--build-muted);font-size:12px;margin:7px 0}.construction-guide a:focus-visible{outline:2px solid var(--build-accent);outline-offset:3px}@media(max-width:1000px){.construction-step-body.has-preview{grid-template-columns:190px minmax(0,1fr)}.construction-step-body.has-preview .construction-requirements{grid-template-columns:1fr;gap:15px}}@media(max-width:640px){.construction-heading{align-items:flex-start;gap:14px}.construction-current{min-width:auto;padding:11px}.construction-current strong{font-size:19px}.construction-current small{display:block;font-size:9px}.construction-heading p{max-width:240px;font-size:12px;line-height:1.6}.construction-step>summary{padding:14px 12px;gap:10px}.construction-step-body,.construction-step-body.has-preview{display:block;padding:4px 15px 18px}.construction-stage-preview{margin-bottom:18px;min-height:190px}.construction-stage-preview img{height:190px}.construction-requirements{gap:17px;grid-template-columns:1fr}.construction-number{width:34px;height:34px;flex-basis:34px}.construction-step-title strong{font-size:14px}.construction-nav{padding-top:17px}}

/* Compact construction cards: material quantities and tool choices stay visible. */
.construction-step>summary{padding:13px 16px;gap:12px}
.construction-step-body{padding:2px 18px 17px 68px}
.construction-step-body.has-preview{grid-template-columns:minmax(140px,180px) minmax(0,1fr);gap:20px;padding:2px 18px 17px}
.construction-stage-preview{min-height:150px;padding:8px}
.construction-stage-preview img{height:150px}
.construction-requirements,.construction-step-body.has-preview .construction-requirements{grid-template-columns:1fr;gap:15px}
.construction-requirements h4{margin:3px 0 9px}
.construction-requirements h4 small{display:inline;margin:0 0 0 9px}
.construction-materials{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px 12px}
.construction-materials li{gap:7px;min-height:32px;min-width:0}
.construction-quantity{min-width:34px;min-height:26px;padding:1px 5px;font-size:12px;flex-shrink:0}
.construction-guide .blueprint-related-item{min-width:0;overflow-wrap:anywhere;line-height:1.45}
.construction-guide .blueprint-related-thumb{flex-basis:25px}
.construction-guide .blueprint-related-thumb img{width:25px;height:25px}
.construction-tools{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px 14px}
.construction-tools li{min-width:0;padding:4px 0}
.construction-dependency{margin-top:12px;padding-top:10px}
.construction-result{margin-top:12px;padding:9px 11px}
@media(min-width:1150px){.construction-tools{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:640px){.construction-step-body,.construction-step-body.has-preview{display:block;padding:2px 14px 15px}.construction-stage-preview{min-height:130px;margin-bottom:15px}.construction-stage-preview img{height:130px}.construction-materials,.construction-tools{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:420px){.construction-materials,.construction-tools{grid-template-columns:1fr}}

/* Separate the build guide card from the preceding specification panels. */
.construction-step{scroll-margin-top:110px}
.construction-dependency a{text-decoration:underline;text-underline-offset:3px}
.construction-guide{margin-top:32px}
@media(max-width:640px){.construction-guide{margin-top:24px}}