/* DuctCleaning.ws — editorial modules and tools.
   Design goals: clean editorial home-improvement aesthetic, generous whitespace,
   readable measure, no layout shift, no webfont requests, mobile-first.
   All colors meet WCAG 2.1 AA contrast against their stated background. */

:root {
	--dc-ink: #16202b;
	--dc-body: #35434f;
	--dc-muted: #5c6b78;
	--dc-line: #dbe3e7;
	--dc-line-soft: #eaeff2;
	--dc-bg-soft: #f5f8f9;
	--dc-brand: #0b5563;
	--dc-brand-dk: #073d48;
	--dc-brand-soft: #e7f1f3;
	--dc-cta: #b2521f;
	--dc-cta-dk: #8e3f16;
	--dc-yes: #1c6b45;
	--dc-yes-bg: #e9f4ee;
	--dc-no: #97302a;
	--dc-no-bg: #fbedec;
	--dc-warn: #8a5b06;
	--dc-warn-bg: #fdf4e3;
	--dc-radius: 10px;
	--dc-measure: 42rem;
}

/* ---------- Typography rhythm inside article bodies ---------- */
.dcws-answer, .dcws-qf, .dcws-take, .dcws-box, .dcws-next, .dcws-src,
.dcws-review, .dcws-toc, .dcws-verdict, .dcws-tool, .dcws-outcomes {
	margin-block: 1.9rem;
}

/* ---------- Breadcrumbs ---------- */
.dcws-crumbs { margin-block-end: 1.4rem; font-size: .875rem; line-height: 1.5; }
.dcws-crumbs ol {
	list-style: none; margin: 0; padding: 0;
	display: flex; flex-wrap: wrap; gap: .25rem .5rem;
}
.dcws-crumbs li { display: flex; align-items: center; gap: .5rem; color: var(--dc-muted); }
.dcws-crumbs li + li::before { content: "›"; color: var(--dc-muted); }
.dcws-crumbs a { color: var(--dc-brand); text-decoration: none; }
.dcws-crumbs a:hover, .dcws-crumbs a:focus-visible { text-decoration: underline; }
.dcws-crumbs [aria-current="page"] { color: var(--dc-muted); }

/* ---------- Direct answer ---------- */
.dcws-answer {
	border-left: 4px solid var(--dc-brand);
	background: var(--dc-brand-soft);
	padding: 1.15rem 1.35rem;
	border-radius: 0 var(--dc-radius) var(--dc-radius) 0;
}
.dcws-answer__label {
	margin: 0 0 .4rem; font-size: .75rem; font-weight: 700;
	letter-spacing: .08em; text-transform: uppercase; color: var(--dc-brand-dk);
}
.dcws-answer__body > :first-child { margin-block-start: 0; }
.dcws-answer__body > :last-child { margin-block-end: 0; }
.dcws-answer__body { font-size: 1.075rem; line-height: 1.65; color: var(--dc-ink); }

/* ---------- Verdict ---------- */
.dcws-verdict { border: 1px solid var(--dc-line); border-radius: var(--dc-radius); padding: 1.1rem 1.3rem; }
.dcws-verdict__q { margin: 0 0 .35rem; font-weight: 600; color: var(--dc-ink); }
.dcws-verdict__v { margin: 0 0 .5rem; font-size: 1.5rem; font-weight: 800; line-height: 1.1; }
.dcws-verdict__body > :last-child { margin-block-end: 0; }
.dcws-verdict--yes { background: var(--dc-yes-bg); border-color: #bcdcca; }
.dcws-verdict--yes .dcws-verdict__v { color: var(--dc-yes); }
.dcws-verdict--no { background: var(--dc-no-bg); border-color: #eec7c4; }
.dcws-verdict--no .dcws-verdict__v { color: var(--dc-no); }
.dcws-verdict--depends { background: var(--dc-warn-bg); border-color: #e8d5ab; }
.dcws-verdict--depends .dcws-verdict__v { color: var(--dc-warn); }

/* ---------- Quick facts ---------- */
.dcws-qf { border: 1px solid var(--dc-line); border-radius: var(--dc-radius); padding: 1.2rem 1.35rem; background: #fff; }
.dcws-qf__t { margin: 0 0 .85rem !important; font-size: .78rem !important; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--dc-brand-dk); }
.dcws-qf dl { margin: 0; display: grid; gap: .7rem; }
.dcws-qf dl > div { display: grid; gap: .15rem; padding-block-end: .7rem; border-block-end: 1px solid var(--dc-line-soft); }
.dcws-qf dl > div:last-child { border-block-end: 0; padding-block-end: 0; }
.dcws-qf dt { font-size: .82rem; font-weight: 600; color: var(--dc-muted); }
.dcws-qf dd { margin: 0; font-size: 1rem; color: var(--dc-ink); font-weight: 500; }
@media (min-width: 40em) {
	.dcws-qf dl > div { grid-template-columns: 15rem 1fr; gap: .25rem 1.25rem; align-items: baseline; }
}

/* ---------- Takeaways ---------- */
.dcws-take { background: var(--dc-bg-soft); border-radius: var(--dc-radius); padding: 1.2rem 1.35rem; }
.dcws-take__t { margin: 0 0 .7rem !important; font-size: .78rem !important; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--dc-brand-dk); }
.dcws-take ul { margin: 0; padding-inline-start: 1.15rem; display: grid; gap: .55rem; }
.dcws-take li { line-height: 1.55; }

/* ---------- Boxes ---------- */
.dcws-box { border-radius: var(--dc-radius); padding: 1rem 1.2rem; border: 1px solid var(--dc-line); background: var(--dc-bg-soft); }
.dcws-box > :first-child { margin-block-start: 0; }
.dcws-box > :last-child { margin-block-end: 0; }
.dcws-box__t { margin: 0 0 .4rem; font-weight: 700; color: var(--dc-ink); }
.dcws-box--caution { background: var(--dc-warn-bg); border-color: #e8d5ab; }
.dcws-box--caution .dcws-box__t { color: var(--dc-warn); }
.dcws-box--key { background: var(--dc-brand-soft); border-color: #bcd8dd; }
.dcws-box--key .dcws-box__t { color: var(--dc-brand-dk); }

/* ---------- Evidence labels ---------- */
.dcws-lbl {
	display: inline-block; font-size: .68rem; font-weight: 700; letter-spacing: .05em;
	text-transform: uppercase; padding: .18em .55em; border-radius: 999px;
	vertical-align: middle; white-space: nowrap; border: 1px solid transparent;
}
.dcws-lbl--fact { background: var(--dc-yes-bg); color: var(--dc-yes); border-color: #bcdcca; }
.dcws-lbl--range { background: var(--dc-brand-soft); color: var(--dc-brand-dk); border-color: #bcd8dd; }
.dcws-lbl--est, .dcws-lbl--calc, .dcws-lbl--assess { background: var(--dc-bg-soft); color: var(--dc-muted); border-color: var(--dc-line); }
.dcws-lbl--ind { background: #f0ecf7; color: #55407e; border-color: #d6cbe8; }
.dcws-lbl--thin { background: var(--dc-warn-bg); color: var(--dc-warn); border-color: #e8d5ab; }

/* ---------- Table of contents ---------- */
.dcws-toc { border: 1px solid var(--dc-line); border-radius: var(--dc-radius); padding: 1.1rem 1.3rem; background: #fff; }
.dcws-toc__t { margin: 0 0 .6rem !important; font-size: .78rem !important; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--dc-brand-dk); }
.dcws-toc ol { margin: 0; padding-inline-start: 1.2rem; display: grid; gap: .4rem; font-size: .95rem; }
.dcws-toc a { color: var(--dc-brand); text-decoration: none; }
.dcws-toc a:hover, .dcws-toc a:focus-visible { text-decoration: underline; }

/* ---------- What to do next ---------- */
.dcws-next { border-block-start: 3px solid var(--dc-brand); padding-block-start: 1.1rem; }
.dcws-next__t { margin-block: 0 .8rem !important; }
.dcws-next ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .7rem; }
.dcws-next li { padding-inline-start: 1.1rem; position: relative; line-height: 1.55; }
.dcws-next li::before { content: "→"; position: absolute; inset-inline-start: 0; color: var(--dc-brand); font-weight: 700; }

/* ---------- Sources ---------- */
.dcws-src { border-block-start: 1px solid var(--dc-line); padding-block-start: 1.4rem; }
.dcws-src__l { list-style: none; margin: 0; padding: 0; display: grid; gap: .95rem; }
.dcws-src__i { display: grid; gap: .1rem; font-size: .92rem; line-height: 1.5; padding-inline-start: .9rem; border-inline-start: 2px solid var(--dc-line); }
.dcws-src__org { font-weight: 700; color: var(--dc-ink); }
.dcws-src__ttl a { color: var(--dc-brand); }
.dcws-src__date, .dcws-src__note { color: var(--dc-muted); font-size: .85rem; }

/* ---------- Review box ---------- */
.dcws-review { background: var(--dc-bg-soft); border-radius: var(--dc-radius); padding: 1.05rem 1.25rem; font-size: .9rem; }
.dcws-review__dl { margin: 0; display: grid; gap: .4rem; }
.dcws-review__dl > div { display: flex; flex-wrap: wrap; gap: .4rem; }
.dcws-review dt { font-weight: 600; color: var(--dc-muted); }
.dcws-review dt::after { content: ":"; }
.dcws-review dd { margin: 0; color: var(--dc-ink); }
.dcws-review__note { margin: .8rem 0 0; padding-block-start: .8rem; border-block-start: 1px solid var(--dc-line); color: var(--dc-muted); font-size: .86rem; line-height: 1.5; }

/* ---------- Tables ---------- */
.dcws-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin-block: 1.9rem; }
table.dcws-table { width: 100%; border-collapse: collapse; font-size: .94rem; line-height: 1.5; background: #fff; }
table.dcws-table caption { caption-side: top; text-align: start; font-size: .85rem; color: var(--dc-muted); padding-block-end: .6rem; }
table.dcws-table th, table.dcws-table td { padding: .7rem .8rem; border: 1px solid var(--dc-line); text-align: start; vertical-align: top; }
table.dcws-table thead th { background: var(--dc-brand); color: #fff; font-weight: 600; border-color: var(--dc-brand-dk); }
table.dcws-table tbody th { background: var(--dc-bg-soft); font-weight: 600; color: var(--dc-ink); }
table.dcws-table tbody tr:nth-child(even) td { background: #fbfcfd; }

/* ---------- Tools ---------- */
.dcws-tool { border: 1px solid var(--dc-line); border-radius: var(--dc-radius); overflow: hidden; background: #fff; }
.dcws-tool__form { padding: 1.35rem; }
.dcws-tool__h { margin: 0 0 .4rem !important; font-size: 1.3rem !important; }
.dcws-tool__intro { margin: 0 0 1.2rem; color: var(--dc-muted); font-size: .92rem; line-height: 1.55; }
.dcws-fields { display: grid; gap: 1rem; }
@media (min-width: 34em) { .dcws-fields { grid-template-columns: 1fr 1fr; } }
.dcws-field { margin: 0; display: grid; gap: .3rem; }
.dcws-field label { font-weight: 600; font-size: .9rem; color: var(--dc-ink); }
.dcws-field__u { font-weight: 400; color: var(--dc-muted); }
.dcws-field input, .dcws-field select {
	width: 100%; padding: .6rem .65rem; font-size: 1rem; font-family: inherit;
	border: 1px solid #b9c6cd; border-radius: 6px; background: #fff; color: var(--dc-ink);
	min-height: 44px;
}
.dcws-field input:focus-visible, .dcws-field select:focus-visible,
.dcws-btn:focus-visible, .dcws-check input:focus-visible {
	outline: 3px solid var(--dc-brand); outline-offset: 2px;
}
.dcws-checks { margin: 1.2rem 0 0; border: 0; padding: 0; }
.dcws-checks legend { font-weight: 600; font-size: .9rem; color: var(--dc-ink); padding: 0 0 .5rem; }
.dcws-check { margin: 0 0 .2rem; display: flex; gap: .6rem; align-items: center; line-height: 1.45; min-height: 44px; }
.dcws-check input { width: 22px; height: 22px; flex: 0 0 auto; }
.dcws-check label { font-size: .93rem; padding-block: .55rem; cursor: pointer; flex: 1; }
.dcws-tool__actions { margin: 1.3rem 0 0; display: flex; gap: .7rem; flex-wrap: wrap; }
.dcws-btn {
	appearance: none; border: 0; cursor: pointer; font: inherit; font-weight: 600;
	background: var(--dc-cta); color: #fff; padding: .72rem 1.3rem; border-radius: 6px;
	min-height: 44px;
}
.dcws-btn:hover { background: var(--dc-cta-dk); }
.dcws-btn--ghost { background: transparent; color: var(--dc-brand); border: 1px solid var(--dc-line); }
.dcws-btn--ghost:hover { background: var(--dc-bg-soft); }

.dcws-tool__out { border-block-start: 1px solid var(--dc-line); padding: 1.35rem; background: var(--dc-bg-soft); }
.dcws-est__disclaimer {
	margin: 0 0 .9rem; font-size: .72rem; font-weight: 800; letter-spacing: .08em;
	text-transform: uppercase; color: var(--dc-warn);
}
.dcws-est { display: grid; gap: .7rem; grid-template-columns: repeat(3, 1fr); }
.dcws-est__cell { background: #fff; border: 1px solid var(--dc-line); border-radius: 8px; padding: .85rem .6rem; text-align: center; }
.dcws-est__cell--mid { border-color: var(--dc-brand); background: var(--dc-brand-soft); }
.dcws-est__k { display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; color: var(--dc-muted); font-weight: 700; }
.dcws-est__v { display: block; font-size: 1.35rem; font-weight: 800; color: var(--dc-ink); margin-block-start: .25rem; line-height: 1.15; }
.dcws-est__cell--mid .dcws-est__v { color: var(--dc-brand-dk); }
@media (max-width: 30em) { .dcws-est__v { font-size: 1.1rem; } }
.dcws-why__t { margin: 1.4rem 0 .6rem !important; font-size: .95rem !important; }
.dcws-why { list-style: none; margin: 0; padding: 0; display: grid; gap: .45rem; font-size: .92rem; }
.dcws-why li { padding-inline-start: 1.1rem; position: relative; line-height: 1.5; color: var(--dc-body); }
.dcws-why li::before { content: "•"; position: absolute; inset-inline-start: .2rem; color: var(--dc-brand); }
.dcws-est__foot { margin: 1.1rem 0 0; font-size: .85rem; color: var(--dc-muted); line-height: 1.5; }

/* Decision tool */
.dcws-qs { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.35rem; counter-reset: dcq; }
.dcws-q fieldset { border: 0; padding: 0; margin: 0; }
.dcws-q legend { font-weight: 600; color: var(--dc-ink); line-height: 1.45; padding: 0; }
.dcws-q__help { margin: .35rem 0 .6rem; font-size: .87rem; color: var(--dc-muted); line-height: 1.5; }
.dcws-q__opts { display: inline-flex; border: 1px solid #b9c6cd; border-radius: 6px; overflow: hidden; }
.dcws-q__opts input { position: absolute; opacity: 0; pointer-events: none; }
.dcws-q__opts label {
	padding: .6rem 1.1rem; cursor: pointer; font-size: .93rem; font-weight: 600;
	color: var(--dc-body); background: #fff; min-height: 44px; display: flex; align-items: center;
}
.dcws-q__opts label + input + label { border-inline-start: 1px solid #b9c6cd; }
.dcws-q__opts input:checked + label { background: var(--dc-brand); color: #fff; }
.dcws-q__opts input:focus-visible + label { outline: 3px solid var(--dc-brand); outline-offset: -3px; }

.dcws-result { background: #fff; border: 1px solid var(--dc-line); border-left-width: 4px; border-radius: var(--dc-radius); padding: 1.2rem 1.35rem; }
.dcws-result h3 { margin: 0 0 .5rem !important; font-size: 1.15rem !important; }
.dcws-result p { margin: 0 0 .8rem; line-height: 1.6; }
.dcws-result p:last-child { margin-block-end: 0; }
.dcws-result--act { border-left-color: var(--dc-warn); }
.dcws-result--first { border-left-color: var(--dc-no); }
.dcws-result--inspect { border-left-color: var(--dc-brand); }
.dcws-result--no { border-left-color: var(--dc-yes); }

.dcws-outcomes { display: grid; gap: 1.1rem; }
.dcws-outcome { border: 1px solid var(--dc-line); border-left-width: 4px; border-radius: var(--dc-radius); padding: 1.05rem 1.25rem; background: #fff; }
.dcws-outcome h3 { margin: 0 0 .3rem !important; font-size: 1rem !important; color: var(--dc-muted); font-weight: 600; }
.dcws-outcome__v { margin: 0 0 .55rem; font-weight: 700; font-size: 1.08rem; color: var(--dc-ink); line-height: 1.35; }
.dcws-outcome p:last-child { margin-block-end: 0; line-height: 1.6; }
.dcws-outcome--act { border-left-color: var(--dc-warn); }
.dcws-outcome--first { border-left-color: var(--dc-no); }
.dcws-outcome--inspect { border-left-color: var(--dc-brand); }
.dcws-outcome--no { border-left-color: var(--dc-yes); }

/* ---------- Homepage / hub cards ---------- */
.dcws-cards { display: grid; gap: 1rem; list-style: none; margin: 1.9rem 0; padding: 0; }
@media (min-width: 36em) { .dcws-cards { grid-template-columns: 1fr 1fr; } }
@media (min-width: 62em) { .dcws-cards--3 { grid-template-columns: repeat(3, 1fr); } }
.dcws-card { border: 1px solid var(--dc-line); border-radius: var(--dc-radius); background: #fff; padding: 1.15rem 1.25rem; display: flex; flex-direction: column; gap: .4rem; }
.dcws-card h3 { margin: 0 !important; font-size: 1.06rem !important; line-height: 1.35; }
.dcws-card h3 a { color: var(--dc-brand-dk); text-decoration: none; }
.dcws-card h3 a:hover, .dcws-card h3 a:focus-visible { text-decoration: underline; }
.dcws-card p { margin: 0; font-size: .92rem; color: var(--dc-body); line-height: 1.55; }
.dcws-card--tool { background: var(--dc-brand-soft); border-color: #bcd8dd; }

/* ---------- Figures ---------- */
.dcws-fig { margin: 1.9rem 0; }
.dcws-fig img, .dcws-fig svg { width: 100%; height: auto; display: block; border-radius: var(--dc-radius); border: 1px solid var(--dc-line); background: #fff; }
.dcws-fig figcaption { margin-block-start: .6rem; font-size: .86rem; color: var(--dc-muted); line-height: 1.5; }

/* ---------- Print (checklists) ---------- */
@media print {
	.dcws-crumbs, .dcws-toc, .dcws-next, .dcws-tool__form, header, footer, nav { display: none !important; }
	.dcws-box, .dcws-qf, .dcws-take { border: 1px solid #999 !important; background: #fff !important; }
	a[href^="http"]::after { content: " (" attr(href) ")"; font-size: .8em; color: #555; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* ---------- SVG diagrams ---------- */
.dcws-fig--svg svg { width: 100%; height: auto; display: block; border: 0; border-radius: 0; background: transparent; }
.dcws-fig--svg { margin-block: 2.2rem; }
.dcws-fig--svg svg text { font-family: inherit; }