/* Expanded residential guides and calculators */
.guide-toc{padding:24px;background:#f6f0e5;border:1px solid #e0d3c1;border-radius:12px;margin-bottom:40px;display:grid;gap:9px}.guide-toc strong{margin-bottom:6px}.guide-article a{color:#794822;text-decoration:underline;text-underline-offset:3px}.guide-toc a{font-size:.95rem}.how-steps{padding-left:26px}.how-steps li{padding-left:8px;margin:0 0 19px}.guide-section{scroll-margin-top:120px}.guide-article h3{font-size:1.4rem}.guide-article li{line-height:1.7}.guide-diagram{margin:28px 0;background:#f8f3e9;border:1px solid #ded3c4;border-radius:14px;overflow:hidden}.guide-diagram img{width:100%;height:auto;display:block}.guide-diagram figcaption{padding:15px 20px;font-size:.88rem;line-height:1.6;color:#534738}.guide-diagram figcaption span{display:block;font-size:.8rem;margin-top:5px}.table-scroll{overflow:auto;margin:24px 0;border:1px solid #e1d7c9;border-radius:10px}.table-scroll table{width:100%;border-collapse:collapse;font-size:.95rem}.table-scroll th{background:#eadcc6;text-align:left;color:#38291e}.table-scroll th,.table-scroll td{padding:15px;vertical-align:top;border-bottom:1px solid #e4dbcf}.table-scroll tbody tr:nth-child(even){background:#faf7f0}.calc-callout{background:#ede5d6;border-left:4px solid #95613b;border-radius:8px;padding:24px;margin:26px 0}.calc-callout strong{font-size:1.15rem}.calc-callout p{margin:7px 0}.resource-nav{display:flex;flex-wrap:wrap;gap:10px;margin:25px 0}.resource-nav a{border:1px solid #d9c9b1;padding:10px 15px;border-radius:7px;color:#4a3221;background:#fff;font-weight:700}.calc-shell{max-width:1180px;margin:auto}.calc-section{background:#fff;border:1px solid #e1d7c9;border-radius:16px;padding:32px;margin:34px 0;scroll-margin-top:112px;box-shadow:0 10px 32px #35261d08}.calc-section h2{font-size:2rem}.calc-kicker{font-size:.74rem;letter-spacing:.12em;color:#93603b;text-transform:uppercase;font-weight:800}.calc-intro{max-width:850px;color:#675e54}.calc-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:22px 0}.calc-grid label{display:flex;flex-direction:column;gap:7px;font-weight:700;font-size:.92rem}.calc-grid small{font-weight:400;color:#6b6257;font-size:.8rem;line-height:1.5}.calc-grid input,.calc-grid select{min-width:0;width:100%;font:inherit;font-weight:500;background:#fbf8f2;border:1px solid #c7baa8;border-radius:7px;padding:12px;color:#31271e}.calc-grid input:focus,.calc-grid select:focus{outline:3px solid #a77b4666;outline-offset:1px}.calc-grid input:invalid{border-color:#9c3f27}.calc-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:22px 0}.calc-actions button,.small-button{cursor:pointer;border:1px solid #9b785b;background:#f4ece0;border-radius:6px;padding:11px 17px;font:inherit;color:#50341f;font-weight:700}.calc-actions .btn{background:#35261d;color:#fff}.calc-results{padding:24px;background:#f6f1e7;border-radius:12px;border:1px solid #e4d7c4}.calc-results:empty{display:none}.calc-results h3{font-size:1.35rem;margin:12px 0}.calc-results p{margin:12px 0}.result-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}.result-card{background:#fff;border:1px solid #e2d5c2;padding:18px;border-radius:9px}.result-card strong{font-size:1.7rem;display:block;color:#51361f}.result-card span{font-size:.84rem;color:#6f6354}.calc-note{font-size:.88rem;color:#62574a}.calc-warning{padding:13px 17px;background:#f6e3ca;border-left:4px solid #a55c25;border-radius:5px}.calc-error{padding:16px;background:#f9e2db;border-left:4px solid #aa4228;color:#6e291b}.calc-disclosure{margin:20px 0;border-top:1px solid #d9cdbb;padding-top:15px}.calc-disclosure summary{font-weight:700;cursor:pointer}.ir-area{background:#faf6ef;border:1px solid #d8cbb8;padding:23px;border-radius:12px;margin:18px 0}.ir-area-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.ir-area h3{font-size:1.45rem;margin:0}.ir-area .calc-grid{margin-bottom:0}.zone-plan{width:100%;max-height:360px;background:#fff;border:1px solid #ddd2c1;border-radius:8px;margin-top:15px}.calc-results ul{padding-left:22px}.calc-results button{margin-top:15px}.guide-card h2{font-size:1.55rem}.calc-help{font-size:.9rem}.calc-help a{color:#794822;text-decoration:underline}.nav-links{gap:18px}.nav-links a{font-size:.92rem}@media(min-width:1001px) and (max-width:1220px){.nav-cta{font-size:.75rem;padding:12px}.nav-links{gap:11px}.brand{max-width:160px}}@media(max-width:760px){.calc-section{padding:21px 17px}.calc-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.result-cards{grid-template-columns:1fr}.calc-results{padding:17px}.ir-area{padding:16px}.table-scroll th,.table-scroll td{padding:11px}.guide-hero h1{font-size:2.7rem}.calc-section h2{font-size:1.75rem}}@media(max-width:440px){.calc-grid{grid-template-columns:1fr}.resource-nav a{flex:1 1 40%;text-align:center;font-size:.85rem}.guide-hero h1{font-size:2.35rem}}@media print{.site-header,.site-footer,.mobile-call,.cta-band,.guide-sidebar,.calc-actions,.resource-nav{display:none!important}.section{padding:12px 0}.calc-section{break-inside:auto;box-shadow:none;margin:15px 0}.calc-results{background:white}.guide-diagram{break-inside:avoid}body{padding:0!important}.guide-hero{background:white;color:#222;padding:15px 0}.guide-hero p{color:#333}.print-estimate .calc-section:not(.print-active){display:none}.calc-section.print-active{border:0}.calc-section.print-active .calc-grid,.calc-section.print-active .ir-area{display:none}.calc-section.print-active .calc-results{display:block}.guide-hero:has(+.section .print-active){display:none}}
[hidden]{display:none!important}.calc-section fieldset{min-width:0;border:1px solid #d9cdbb;border-radius:10px;padding:20px}.calc-section legend{padding:0 8px;font-weight:750;color:#68482e}.calc-section h3{margin-top:28px}.calc-results[data-stale="true"]:before{content:'Inputs changed — calculate again before using this estimate.';display:block;padding:12px;background:#f5dbc0;color:#6b3a19;font-weight:700;margin-bottom:18px}
@media(max-width:960px){.nav-shell{height:76px}.brand{width:160px;height:67px}.menu-toggle{display:block}.nav-links{position:absolute;top:76px;left:0;right:0;background:#fff;padding:18px 20px 28px;display:none;flex-direction:column;align-items:flex-start;border-bottom:1px solid #ded5c9}.nav-links.is-open{display:flex}.nav-links a{font-size:.92rem}.nav-cta{display:none}}