/* Project tools extend the existing warm palette, including dark mode. */
.tool-page { font-family: 'Manrope', system-ui, sans-serif; }
.tool-page h1, .tool-page article h2, .tool-page header strong { font-family: 'Playfair Display', Georgia, serif; }
.tool-next, .result-next { display: flex; flex-direction: column; gap: 11px; margin-top: 25px; padding-top: 20px; border-top: 1px solid var(--line, var(--border)); font: 500 13px/1.7 'Manrope', system-ui, sans-serif; }
.tool-next a, .result-next a { color: var(--accent); text-underline-offset: 4px; }
.utility-form fieldset { border: 0; min-width: 0; padding: 0; margin: 0 0 30px; }
.utility-form legend { padding: 0 0 19px; font-size: 14px; font-weight: 700; letter-spacing: -.02em; }
.conditional-fields { display: contents; }
.conditional-fields[hidden] { display: none; }
.measure-preview { margin: 0 0 25px; padding: 0 0 18px; border-bottom: 1px solid var(--line); }
.visual-tool .utility-grid { grid-template-areas: 'form preview' 'form result'; grid-template-rows: auto 1fr; background: var(--paper); }
.visual-tool .utility-form { grid-area: form; background: var(--bg); }
.visual-tool .measure-preview { grid-area: preview; margin: 0; padding: 24px; border-left: 1px solid var(--line); }
.visual-tool .utility-output { grid-area: result; }
.measure-toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; }
.measure-toolbar > span { font-size: 11px; color: var(--muted); }
.measure-preview svg { display: block; width: 100%; height: auto; max-height: 280px; }
.measure-preview figcaption { max-width: 48ch; font-size: 10px; line-height: 1.6; color: var(--muted); }
.measure-reading { margin: 10px 0 0; font: 500 12px/1.8 'DM Mono', ui-monospace, monospace; color: var(--accent); }
.preview-views { display: flex; flex-wrap: wrap; gap: 5px; }
.preview-views button { min-height: 44px; padding: 9px 10px; border: 1px solid var(--line); background: transparent; color: var(--ink); border-radius: 3px; font: 500 12px 'Manrope', system-ui, sans-serif; cursor: pointer; transition: background .2s, color .2s; }
.preview-views button[aria-pressed='true'] { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.measure-wall, .measure-floor { fill: var(--field-bg); stroke: var(--line); stroke-width: 1.5; transition: fill .2s; }
.measure-wall.side { fill: var(--bg); }
.measure-wall.is-highlighted, .measure-floor.is-highlighted, .measure-board { fill: var(--accent); fill-opacity: .21; stroke: var(--accent); stroke-width: 1; }
.measure-layer, .measure-pot { fill: var(--accent); fill-opacity: .3; stroke: var(--accent); stroke-width: 1.5; }
.measure-opening { fill: var(--paper); stroke: var(--accent); stroke-width: 1; stroke-dasharray: 3 3; }
.measure-shadow { fill: var(--ink); opacity: .05; }
.measure-skirting { fill: none; stroke: var(--accent); stroke-width: 5; stroke-linecap: round; }
.measure-label { font: 500 12px 'DM Mono', ui-monospace, monospace; fill: var(--ink); }
.measure-hatch, .measure-stud { stroke: var(--accent); stroke-width: 1; fill: none; }
.measure-stud { stroke-dasharray: 4 4; opacity: .6; }
.renovation-page h1 { max-width: 19ch; }
.renovation-page .utility-grid { grid-template-columns: minmax(0, 1.13fr) minmax(0, 1fr); }
.renovation-page .utility-output { align-self: stretch; }
.project-promo { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px 40px; align-items: center; margin: 0 24px 20px; padding: 32px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); font-family: 'Manrope', system-ui, sans-serif; }
.project-promo h2 { font: 500 clamp(28px, 3vw, 37px)/1.16 'Playfair Display', Georgia, serif; letter-spacing: -.035em; margin: 8px 0 10px; text-wrap: balance; }
.project-promo p { font-size: 13px; color: var(--ink2); max-width: 54ch; line-height: 1.8; }
.project-promo > a { display: inline-flex; gap: 35px; align-items: center; justify-content: space-between; padding: 15px 19px; background: var(--accent); color: var(--on-accent, #fff); border-radius: 4px; font-size: 12px; font-weight: 600; text-decoration: none; transition: transform .2s; }
:root[data-theme='dark'] .project-promo > a { color: #20150F; }
.project-promo > a:hover { transform: translateY(-2px); }
.guide-language { font: 500 12px 'Manrope', system-ui, sans-serif; }
.pt-intro { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 30px; align-items: center; padding: 12px 0 38px; }
.pt-intro h1 { max-width: 17ch; }
.pt-plan { margin: 0; padding: 20px; background: var(--paper); border-radius: 4px 38px 4px 4px; }
.pt-plan svg { width: 100%; display: block; }
.pt-plan figcaption { font: 500 12px/1.7 'Manrope', system-ui, sans-serif; color: var(--muted); }
.pt-tools { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); margin-top: 25px; }
.pt-tool { display: grid; grid-template-columns: 24px 34px minmax(0, 1fr) 20px; gap: 12px; align-items: start; padding: 25px 20px 25px 0; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none; }
.pt-tool:nth-child(even) { padding-left: 25px; border-left: 1px solid var(--line); }
.pt-tool-index { font: 400 11px 'DM Mono', monospace; color: var(--muted); padding-top: 5px; }
.pt-tool svg { width: 28px; height: 28px; color: var(--accent); }
.pt-tool h3 { font: 600 16px/1.5 'Manrope', system-ui, sans-serif; margin: 0 0 7px; }
.pt-tool p { font-size: 12px; line-height: 1.8; color: var(--muted); margin: 0; }
.pt-tool:hover h3 { color: var(--accent); text-decoration: underline; text-underline-offset: 4px; }
.pt-tool-arrow { color: var(--accent); }
.pt-method { padding: 10px 0 15px; }
.pt-hub #strumenti { scroll-margin-top: 20px; }
@media(max-width: 760px) { .pt-intro { grid-template-columns: minmax(0, 1fr); gap: 12px; } .pt-plan { max-width: 460px; } .pt-tools { grid-template-columns: minmax(0, 1fr); } .pt-tool, .pt-tool:nth-child(even) { padding: 22px 0; border-left: 0; gap: 9px; } }
/* These placements stay hidden until the real advertising/consent integration.
   On activation remove hidden in the initial HTML, before ads are requested. */
.ad-reserve { min-block-size: 280px; margin: 40px 0; contain: layout; }
.ad-reserve[hidden] { display: none; }
@media(max-width: 760px) { .visual-tool .utility-grid, .renovation-page .utility-grid { grid-template-columns: minmax(0, 1fr); grid-template-areas: 'preview' 'form' 'result'; grid-template-rows: auto; } .visual-tool .measure-preview { padding: 20px 18px; border-left: 0; } .project-promo { margin-inline: 18px; grid-template-columns: minmax(0, 1fr); gap: 16px; } .project-promo > a { justify-self: start; } }
@media(prefers-reduced-motion: reduce) { .measure-preview *, .project-promo > a { transition: none; } }
@media print { .measure-toolbar, .ad-reserve, .project-promo, .tool-next, .result-next, .guide-language { display: none !important; } .measure-preview { break-inside: avoid; } .visual-tool .utility-grid { display: block; } .visual-tool .measure-preview { border: 0; } }