:root, [data-theme="dark"] { --accent: #a5d5a3; --accent-2: #d3e5ac; --accent-ink: #132116; --accent-soft: rgba(165,213,163,.10); --glow: rgba(165,213,163,.22); --hero-wash: radial-gradient(65% 70% at 80% 15%, rgba(117,166,113,.08), transparent 75%); --machine-color: #a5d5a3; --prep-color: #78adab; --robot-color: #9caacb; --clearance-color: #899296; --fuel-color: #d4b980; }
[data-theme="light"] { --accent: #386942; --accent-2: #678a39; --accent-ink: #fff; --accent-soft: rgba(56,105,66,.09); --glow: rgba(56,105,66,.18); --hero-wash: radial-gradient(65% 70% at 80% 15%, rgba(117,166,113,.12), transparent 75%); --machine-color: #45794e; --prep-color: #397e7a; --robot-color: #687ca9; --clearance-color: #8c969b; --fuel-color: #b99143; }
[hidden] { display: none !important; }
.hero { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; padding-top: clamp(56px, 8vw, 112px); padding-bottom: 60px; background: var(--hero-wash); }
.hero .display { font-size: clamp(64px, 8vw, 106px); }
.hero .lede { max-width: 510px; font-size: 19px; }
.hero .actions { gap: 20px; }
.hero-note { margin: 26px 0 0; font-size: 12px; color: var(--muted); display: flex; gap: 8px; align-items: baseline; }
.status-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--warn); flex: none; }
.hero-diagram { margin: 0; border: 1px solid var(--line); border-radius: var(--r-lg); background: linear-gradient(140deg, var(--surface), var(--bg)); overflow: hidden; }
.figure-label { padding: 20px 22px 0; display: flex; justify-content: space-between; gap: 12px; font: 10px/1.4 var(--font-mono); letter-spacing: .12em; color: var(--muted); }
.hero-diagram svg { width: 100%; height: auto; }
.hero-diagram figcaption { padding: 0 24px 24px; font-size: 14px; line-height: 1.5; color: var(--text-2); }
.hero-diagram figcaption span { color: var(--muted); font-size: 12px; }
.diagram-grid { stroke: var(--line); stroke-width: .6; }
.diagram-base { fill: none; stroke: var(--line-strong); stroke-width: 2; }
.wood-shape { fill: var(--surface-3); stroke: var(--fuel-color); stroke-width: 1.1; }
.diagram-machine { fill: var(--surface-2); stroke: var(--text-2); stroke-width: 1.2; }
.diagram-flow { stroke: var(--accent); fill: none; stroke-width: 2; stroke-dasharray: 5 5; }
.diagram-heat { stroke: var(--fuel-color); fill: none; stroke-width: 1.5; stroke-dasharray: 3 6; }
.diagram-battery { fill: var(--accent-soft); stroke: var(--accent); }
.diagram-text { font: 10px var(--font-mono); letter-spacing: .9px; fill: var(--text-2); }
.diagram-guide { fill: none; stroke: var(--line-strong); stroke-width: 1; }
.brief-strip { display: flex; align-items: center; gap: 30px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding-top: 24px; padding-bottom: 24px; font-size: 14px; }
.brief-strip p { margin: 0; max-width: 880px; color: var(--text-2); }
.brief-strip strong { color: var(--text); margin-right: 12px; }
.brief-strip a { flex: none; margin-left: auto; }
.card-top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 28px; }
.index { font: 10px/1.5 var(--font-mono); letter-spacing: .08em; color: var(--muted); }
.pill { display: inline-block; border: 1px solid var(--line-strong); border-radius: 99px; padding: 3px 8px; font-size: 10px; color: var(--text-2); white-space: nowrap; }
.architecture-card { display: flex; flex-direction: column; padding: 28px; }
.architecture-card > p { font-size: 15px; color: var(--text-2); }
.architecture-card .fine { font-size: 12px; margin-top: 12px; }
.architecture-card .constraint { border-top: 1px solid var(--line); padding-top: 18px; font-size: 13px; }
.architecture-card > a { margin-top: auto; padding-top: 16px; font-size: 14px; }
.architecture-stat { font-size: 36px; letter-spacing: -.04em; margin-top: 16px; }
.architecture-stat small { display: block; font-size: 12px; color: var(--muted); letter-spacing: 0; }
.calculator-layout { display: grid; grid-template-columns: minmax(270px, 340px) minmax(0, 1fr); gap: 32px; align-items: start; }
.controls { padding: 26px; overflow: visible; }
fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
legend { margin-bottom: 28px; padding: 0; }
.field-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px 14px; }
.field { display: flex; flex-direction: column; gap: 8px; font-size: 12px; color: var(--text-2); min-width: 0; }
.field.full { grid-column: 1 / -1; }
.field select { background: var(--bg-raised); border: 1px solid var(--line-strong); border-radius: var(--r-sm); padding: 12px 28px 12px 10px; width: 100%; font-size: 13px; min-height: 46px; }
label.full { margin-bottom: 22px; }
.input-unit { display: flex; align-items: center; border: 1px solid var(--line-strong); border-radius: var(--r-sm); background: var(--bg-raised); }
.input-unit input { width: 100%; min-width: 0; padding: 12px 0 12px 10px; background: transparent; border: 0; font: 500 16px/1.3 var(--font-mono); border-radius: var(--r-sm); }
.input-unit > span { color: var(--muted); font-size: 10px; padding: 0 8px 0 3px; white-space: nowrap; }
.input-unit:has([aria-invalid="true"]) { border-color: var(--danger); }
.control-note { font-size: 12px; color: var(--muted); line-height: 1.6; margin: 14px 0; }
.advanced { margin: 24px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.advanced summary { padding: 16px 0; cursor: pointer; font-size: 13px; color: var(--text-2); }
.advanced .field-grid { padding-top: 12px; }
.match-button { width: 100%; justify-content: center; padding: 0 10px; font-size: 14px; }
button:disabled { opacity: .45; cursor: default; transform: none !important; }
.notice { border: 1px solid var(--line-strong); background: var(--surface); border-radius: var(--r-sm); padding: 16px; font-size: 14px; }
.notice.error { color: var(--danger); border-color: currentColor; }
#retry { margin-bottom: 22px; }
.result-heading { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 22px; }
.result-heading h3 { margin: 4px 0 0; font-size: 20px; font-weight: 560; letter-spacing: -.02em; }
.metric-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.metric { background: var(--surface); padding: 24px; }
.metric > span { color: var(--text-2); font-size: 12px; }
.metric strong { display: block; font-size: clamp(28px,3vw,42px); letter-spacing: -.04em; font-weight: 550; margin-top: 8px; line-height: 1.15; }
.metric strong small { display: block; margin-top: 7px; font: 11px/1.5 var(--font-mono); letter-spacing: 0; color: var(--muted); }
.metric.primary { background: var(--accent-soft); }
.metric.primary strong { color: var(--accent); }
.metric p { margin: 12px 0 0; font-size: 11px; color: var(--muted); line-height: 1.4; max-width: 220px; }
.balance { color: var(--accent); padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 14px; margin: 0; }
.balance.deficit { color: var(--warn); }
.model-messages { margin: 18px 0; }
.model-messages p { margin: 8px 0; font-size: 12px; line-height: 1.6; color: var(--muted); padding-left: 13px; border-left: 2px solid var(--line-strong); }
.output-panel { padding: 20px 0; border-bottom: 1px solid var(--line); }
.panel-heading { display: flex; gap: 18px; justify-content: space-between; align-items: baseline; margin-bottom: 20px; }
.panel-heading h4 { margin: 0; font-size: 15px; font-weight: 550; }
.panel-heading > span { font: 10px/1.5 var(--font-mono); color: var(--muted); text-align: right; }
.accounting-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin: 0; }
dt { color: var(--muted); font-size: 12px; }
dd { margin: 0; font: 500 15px/1.5 var(--font-mono); }
.accounting-grid dd { margin-top: 4px; }
.breakdown summary, .machinery-details summary { font-size: 14px; cursor: pointer; color: var(--text-2); }
.ledger { margin: 18px 0 0; }
.ledger > div { display: flex; justify-content: space-between; gap: 18px; padding: 9px 0; border-bottom: 1px solid var(--line); }
.ledger dd { font-size: 12px; text-align: right; flex: none; }
#volume-bar { width: 100%; height: 28px; overflow: hidden; border-radius: 4px; }
.machine { fill: var(--machine-color); }
.preparation { fill: var(--prep-color); }
.robot { fill: var(--robot-color); }
.clearance { fill: var(--clearance-color); }
.fuel { fill: var(--fuel-color); }
.volume-legend { margin: 14px 0; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 18px; }
.volume-legend > div { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.volume-legend dt { display: flex; align-items: center; gap: 6px; font-size: 10px; }
.volume-legend dd { font-size: 11px; white-space: nowrap; }
.legend-dot { width: 7px; height: 7px; border-radius: 2px; flex: none; }
.legend-dot.machine { background: var(--machine-color); }
.legend-dot.preparation { background: var(--prep-color); }
.legend-dot.robot { background: var(--robot-color); }
.legend-dot.clearance { background: var(--clearance-color); }
.legend-dot.fuel { background: var(--fuel-color); }
.machinery-details { margin-top: 22px; }
.comparison { margin-top: 64px; }
.comparison .panel-heading p { color: var(--muted); font-size: 12px; margin: 0; }
.comparison .panel-heading .eyebrow { margin-bottom: 12px; }
table { width: 100%; border-collapse: collapse; text-align: left; }
th, td { border-bottom: 1px solid var(--line); padding: 18px 18px 18px 0; font-size: 13px; white-space: nowrap; }
thead th { color: var(--muted); font-size: 11px; font-weight: 450; }
tbody th { font-weight: 550; }
td { font-family: var(--font-mono); }
tr.selected { background: var(--accent-soft); }
tbody th small { display: block; color: var(--muted); font-size: 10px; font-weight: 400; margin-top: 4px; }
.robot-layout { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.4fr); gap: 64px; }
.robot-cycle strong { display: block; margin-top: 18px; font-size: 80px; letter-spacing: -.06em; font-weight: 500; line-height: 1.1; }
.robot-cycle strong small { font: 12px/1.5 var(--font-mono); color: var(--muted); letter-spacing: 0; }
.robot-cycle p { font-size: 14px; color: var(--text-2); }
.robot-cycle .fine { font-size: 12px; color: var(--muted); }
.cycle-equation { padding: 16px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); font: 12px/1.5 var(--font-mono); color: var(--accent); }
.robot-notes article { display: flex; gap: 24px; padding: 22px 0; border-top: 1px solid var(--line); }
.robot-notes article > span { font: 12px/1.5 var(--font-mono); color: var(--accent); padding-top: 4px; }
.robot-notes h3 { margin: 0 0 10px; font-size: 19px; font-weight: 550; letter-spacing: -.02em; }
.robot-notes p { margin: 0; color: var(--text-2); font-size: 14px; }
.integration-note { display: grid; grid-template-columns: minmax(0, .75fr) minmax(0, 1.25fr); gap: 60px; margin-top: 56px; padding-top: 36px; border-top: 1px solid var(--line); }
.integration-note p { margin: 0; font-size: 14px; color: var(--text-2); }
.evidence-grid .title { font-size: 25px; margin: 24px 0 16px; }
.evidence-grid p { font-size: 14px; color: var(--text-2); }
.evidence-grid .link { font-size: 13px; }
.evidence-faq { margin-top: 72px; }
.faq-list summary { font-size: 16px; }
.faq-list details p { font-size: 14px; }
@media (max-width: 1050px) { .architecture-grid { grid-template-columns: 1fr; } .architecture-card { display: grid; grid-template-columns: 1fr 1.3fr; gap: 10px 32px; } .architecture-card .card-top { grid-column: 1/-1; margin-bottom: 8px; } .architecture-card .architecture-stat { grid-column: 1; grid-row: 3 / 5; margin-top: 10px; } .architecture-card .constraint { grid-column: 2; } .architecture-card > a { grid-column: 2; } .calculator-layout { gap: 24px; grid-template-columns: 300px minmax(0,1fr); } .metric { padding: 20px; } }
@media (max-width: 820px) { .hero { grid-template-columns: 1fr; gap: 48px; } .hero-copy { max-width: 640px; } .hero .display { font-size: clamp(72px,14vw,108px); } .hero-diagram { max-width: 590px; width: 100%; justify-self: center; } .brief-strip { display: block; } .brief-strip a { display: inline-block; margin-top: 14px; } .calculator-layout { grid-template-columns: 1fr; gap: 40px; } .field-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } .robot-layout { grid-template-columns: 1fr; gap: 28px; } .integration-note { grid-template-columns: 1fr; gap: 22px; } .comparison .panel-heading { display: block; } .comparison .panel-heading > p { margin-top: 18px; } }
@media (max-width: 520px) { .brand small { font-size: 8px; } .hero .display { font-size: 72px; } .hero .lede { font-size: 17px; } .hero .actions { align-items: flex-start; flex-direction: column; } .hero-note { font-size: 11px; } .figure-label { font-size: 8px; } .architecture-card { display: flex; gap: 0; } .architecture-card .card-top { margin-bottom: 24px; } .architecture-card .architecture-stat { margin-top: 18px; } .controls { padding: 22px; } .metric { padding: 18px 14px; } .metric strong { font-size: 33px; } .metric > span { font-size: 10px; } .metric strong small { font-size: 10px; } .metric p { font-size: 10px; } .result-heading .pill { font-size: 9px; } .result-heading h3 { font-size: 17px; } .panel-heading { gap: 8px; } .volume-legend { grid-template-columns: 1fr; } .volume-legend dt { font-size: 12px; } .volume-legend dd { font-size: 12px; } .ledger > div { gap: 10px; } .ledger dt { font-size: 11px; } .ledger dd { font-size: 11px; } .robot-cycle strong { font-size: 64px; } }