/* roof_pitch_calculator — tool-specific design (framing square on lumber: pine, steel, carpenter pencil). Shared: nav, footer, ad script only. */
body[data-tool="roof_pitch_calculator"] {
  --rp-bg: #F4EEE3; --rp-card: #FFFDF9; --rp-pine: #E8D2AC; --rp-pine2: #D9BC8C; --rp-wood: #B9783F; --rp-wood2: #8E5627;
  --rp-steel: #3A4148; --rp-steel2: #2A3036; --rp-steel3: #4C545C; --rp-pencil: #F4B400; --rp-red: #D24A2B;
  --rp-ink: #1E2328; --rp-ink2: #4D545B; --rp-mute: #868C92; --rp-line: #E0D6C4;
  --rp-cond: "Saira Semi Condensed", "Arial Narrow", system-ui, sans-serif; --rp-sans: "Work Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--rp-bg); color: var(--rp-ink); font-family: var(--rp-sans);
}
body[data-tool="roof_pitch_calculator"] .dt-nav { background: var(--rp-steel2); border-bottom: 0; }
body[data-tool="roof_pitch_calculator"] .dt-nav .navbar-brand, body[data-tool="roof_pitch_calculator"] .dt-nav .nav-link { color: #fff; }
body[data-tool="roof_pitch_calculator"] .dt-nav .nav-link:hover { background: rgba(255,255,255,.08); color: #fff; }
.dt-bare { display: block; width: 100%; flex: 1; }

.rp-band { background-color: var(--rp-pine); background-image: repeating-linear-gradient(176deg, rgba(142,86,39,.10) 0 2px, transparent 2px 19px), repeating-linear-gradient(181deg, rgba(142,86,39,.07) 0 1px, transparent 1px 11px); padding: 38px 20px 96px; border-bottom: 3px solid var(--rp-pine2); }
.rp-hero { max-width: 1120px; margin: 0 auto; }
.rp-hero h1 { margin: 0; font-family: var(--rp-cond); font-size: 60px; line-height: 1.02; font-weight: 800; letter-spacing: -.01em; color: var(--rp-ink); }
.rp-hero p { margin: 10px 0 0; font-size: 18px; color: #5B4A33; max-width: 62ch; }
.rpx { max-width: 1160px; margin: -70px auto 0; padding: 0 20px 64px; }

.rp { display: grid; grid-template-columns: minmax(0, 380px) minmax(0, 1fr); background: var(--rp-card); border-radius: 10px; box-shadow: 0 2px 4px rgba(60,40,10,.06), 0 24px 46px rgba(60,40,10,.16); overflow: hidden; }
.rp-in { display: flex; flex-direction: column; gap: 16px; padding: 24px 24px 22px; border-right: 1px solid var(--rp-line); }
.rp-in > div:not(.rp-seg) { display: flex; flex-direction: column; gap: 14px; }
.rp-f { display: flex; flex-direction: column; gap: 6px; margin: 0; min-width: 0; }
.rp-l { font-family: var(--rp-cond); font-size: 14px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--rp-ink2); }
.rp-2 { display: grid !important; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px !important; }
.rp-box { display: flex; align-items: center; gap: 6px; border: 2px solid var(--rp-line); border-radius: 6px; padding: 0 12px; background: #fff; }
.rp-box i { font-style: normal; font-family: var(--rp-cond); font-size: 18px; font-weight: 600; color: var(--rp-mute); white-space: nowrap; }
.rp-box input { width: 100%; min-width: 0; border: 0; background: transparent; font-family: var(--rp-cond); font-size: 26px; font-weight: 700; color: var(--rp-ink); padding: 6px 0; outline: none; }
.rp-box:focus-within, .rp-in select:focus { border-color: var(--rp-pencil); box-shadow: 0 0 0 3px rgba(244,180,0,.22); }
.rp-in select { width: 100%; border: 2px solid var(--rp-line); border-radius: 6px; background: #fff; font: inherit; font-size: 16px; font-weight: 500; color: var(--rp-ink); padding: 10px; outline: none; }
.rp-seg { display: flex; border: 2px solid var(--rp-steel); border-radius: 6px; overflow: hidden; }
.rp-seg button { flex: 1; border: 0; border-left: 2px solid var(--rp-steel); background: #fff; font-family: var(--rp-cond); font-size: 16px; font-weight: 700; color: var(--rp-steel); padding: 9px 6px; cursor: pointer; white-space: nowrap; }
.rp-seg button:first-child { border-left: 0; }
.rp-seg button[aria-pressed="true"] { background: var(--rp-steel); color: var(--rp-pencil); }
.rp-seg button:focus-visible { outline: 3px solid var(--rp-pencil); outline-offset: -3px; }
.rp-tabs button { font-size: 17px; padding: 11px 6px; }
body[data-mode="rr"] .only-deg, body[data-mode="rr"] .only-span, body[data-mode="deg"] .only-rr, body[data-mode="deg"] .only-span, body[data-mode="span"] .only-rr, body[data-mode="span"] .only-deg { display: none !important; }
body:not([data-mode]) .only-deg, body:not([data-mode]) .only-span { display: none !important; }
.rp-slidew { padding-top: 6px; border-top: 2px dashed var(--rp-line); }
.rp-slidew .rp-l { margin-top: 10px; }
.rp-slidew input[type="range"] { width: 100%; accent-color: var(--rp-wood); margin: 4px 0 0; }
.rp-ticks { position: relative; display: block; height: 16px; margin: 0 8px; font-family: var(--rp-cond); font-size: 12px; color: var(--rp-mute); }
.rp-ticks i { position: absolute; top: 0; transform: translateX(-50%); font-style: normal; }

.rp-out { display: flex; flex-direction: column; }
.rp-fig { position: relative; padding: 16px 16px 4px; background-color: #FBF8F2; background-image: linear-gradient(rgba(77,84,91,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(77,84,91,.06) 1px, transparent 1px); background-size: 20px 20px; border-bottom: 1px solid var(--rp-line); }
.rp-fig svg { display: block; width: 100%; max-width: 560px; height: auto; margin: 0 auto; }
.rp-wood { stroke: var(--rp-wood); stroke-width: 20; stroke-linecap: butt; }
.rp-steel { fill: var(--rp-steel); }
.rp-tick { stroke: #E9ECEF; stroke-width: 1.5; }
.rp-sq { font-family: var(--rp-cond); font-size: 17px; font-weight: 700; fill: var(--rp-steel); }
.rp-arc { fill: none; stroke: var(--rp-red); stroke-width: 2.5; }
.rp-deg { font-family: var(--rp-cond); font-size: 20px; font-weight: 800; fill: var(--rp-red); }
.rp-res { background: var(--rp-steel); color: #fff; padding: 18px 22px 20px; flex: 1; display: grid; grid-template-columns: minmax(0, 200px) minmax(0, 1fr); gap: 14px 22px; align-content: start; }
.rp-big span { display: block; font-family: var(--rp-cond); font-size: 14px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--rp-pencil); }
.rp-big b { display: block; font-family: var(--rp-cond); font-size: 64px; line-height: 1; font-weight: 800; letter-spacing: -.01em; font-variant-numeric: tabular-nums; }
.rp-big em { display: block; margin-top: 6px; font-style: normal; font-size: 14px; color: #C9CFD5; }
.rp-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin: 0; }
.rp-grid div, .rp-lens div { background: var(--rp-steel2); border-radius: 6px; padding: 8px 12px; }
.rp-grid dt, .rp-lens dt { font-size: 12px; font-weight: 600; color: #AAB2BA; }
.rp-grid dd { margin: 0; font-family: var(--rp-cond); font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; }
.rp-lens { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 8px; margin: 0; }
.rp-lens dd { margin: 0; font-family: var(--rp-cond); font-size: 22px; font-weight: 700; color: var(--rp-pencil); }
.rp-matw { grid-column: 1 / -1; padding: 18px 24px 22px; border-top: 1px solid var(--rp-line); }
.rp-th { margin: 0 0 10px; font-family: var(--rp-cond); font-size: 20px; font-weight: 800; color: var(--rp-ink); }
.rp-mats { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.rp-mats li { border-radius: 6px; padding: 8px 12px; border: 2px solid; }
.rp-mats b { display: block; font-size: 14px; font-weight: 600; }
.rp-mats span { display: block; font-family: var(--rp-cond); font-size: 15px; font-weight: 700; }
.rp-mats .ok { border-color: #9CC9A5; background: #EEF7F0; } .rp-mats .ok span { color: #1D7A3A; }
.rp-mats .dbl { border-color: #EBC86B; background: #FDF6E1; } .rp-mats .dbl span { color: #9A6B00; }
.rp-mats .no { border-color: var(--rp-line); background: #F6F3EE; color: var(--rp-mute); } .rp-mats .no span { color: var(--rp-mute); }

.rp-adwrap { margin: 40px 0 8px; }
.rp-article, .rp-faq, .rp-more { max-width: 760px; margin: 0 auto; }
.rp-article { margin-top: 44px; font-size: 17px; line-height: 1.75; color: var(--rp-ink2); }
.rp-article h2, .rp-faq h2, .rp-more h2 { font-family: var(--rp-cond); font-size: 34px; line-height: 1.15; font-weight: 800; color: var(--rp-ink); margin: 52px 0 12px; }
.rp-article h2:first-child { margin-top: 0; }
.rp-article p { margin: 0 0 14px; } .rp-article b { color: var(--rp-ink); } .rp-article a { color: var(--rp-wood2); }
.rp-article ul { padding-left: 1.2em; } .rp-article li { margin: 8px 0; }
.rp-eq { margin: 14px 0 16px; padding: 14px 16px; background: var(--rp-steel); color: #fff; border-left: 6px solid var(--rp-pencil); border-radius: 4px; font-family: var(--rp-cond); font-size: 19px; font-weight: 600; line-height: 1.5; }
.rp-table { overflow-x: auto; margin: 16px 0; background: #fff; border: 1px solid var(--rp-line); border-radius: 8px; }
.rp-narrow { max-width: 520px; }
.rp-table table { width: 100%; border-collapse: collapse; font-size: 15px; }
.rp-table th { text-align: left; padding: 10px 12px; background: var(--rp-pine); color: var(--rp-ink); font-family: var(--rp-cond); font-size: 15px; font-weight: 700; border-bottom: 2px solid var(--rp-wood); }
.rp-table td { padding: 9px 12px; border-bottom: 1px solid #F0EADF; color: var(--rp-ink); font-variant-numeric: tabular-nums; }
.rp-table td:first-child { font-weight: 700; white-space: nowrap; }
.rp-table tr:last-child td { border-bottom: 0; }
.rp-src { font-size: 15px; }
.rp-q { border-bottom: 2px solid var(--rp-line); }
.rp-q summary { list-style: none; cursor: pointer; padding: 16px 32px 16px 0; position: relative; font-size: 18px; font-weight: 600; color: var(--rp-ink); }
.rp-q summary::-webkit-details-marker { display: none; }
.rp-q summary::after { content: "+"; position: absolute; right: 4px; top: 11px; font-size: 26px; font-weight: 500; color: var(--rp-wood); }
.rp-q[open] summary::after { content: "\2212"; }
.rp-q p { margin: 0 0 18px; font-size: 17px; line-height: 1.7; color: var(--rp-ink2); }
.rp-more > div { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.rp-more a { display: block; text-decoration: none; padding: 14px 16px; border: 2px solid var(--rp-line); border-radius: 8px; background: #fff; color: var(--rp-ink); }
.rp-more a:hover { border-color: var(--rp-wood); }
.rp-more b { display: block; font-size: 16px; } .rp-more span { display: block; font-size: 14px; color: var(--rp-mute); margin-top: 2px; }

@media (max-width: 960px) {
  .rp { grid-template-columns: minmax(0, 1fr); }
  .rp-in { border-right: 0; border-bottom: 1px solid var(--rp-line); }
  .rp-mats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .rp-band { padding: 24px 16px 80px; }
  .rp-hero h1 { font-size: 42px; } .rp-hero p { font-size: 16px; }
  .rpx { padding: 0 12px 48px; margin-top: -62px; }
  .rp-in { padding: 18px 16px; }
  .rp-tabs button { font-size: 15px; padding: 10px 2px; }
  .rp-res { grid-template-columns: minmax(0, 1fr); padding: 16px; }
  .rp-big b { font-size: 56px; }
  .rp-matw { padding: 16px; }
  .rp-article { font-size: 16px; }
  .rp-article h2, .rp-faq h2, .rp-more h2 { font-size: 28px; margin-top: 40px; }
  .rp-more > div { grid-template-columns: minmax(0, 1fr); }
}