/* Helpful content and navigation; accepted home hero styling remains unchanged. */
.useful-section{background:#f8f9fa;border-bottom:1px solid var(--line)}
.guide-card-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.guide-card{display:flex;flex-direction:column;padding:30px;border:1px solid #c9d6df;border-radius:16px;color:var(--ink);text-decoration:none;background:#eef3f7}
.guide-card:hover{border-color:#668ba4;background:#e6eff5}
.guide-kicker{font-size:.8rem;color:#365b72;margin-bottom:16px}
.guide-card h3{font-size:1.4rem;line-height:1.3;margin-bottom:16px;max-width:30ch}
.guide-card p{font-size:.95rem;color:var(--ink-soft);margin:0 0 25px}
.guide-read{font-size:.88rem;font-weight:650;color:#17577c;margin-top:auto;text-decoration:underline;text-underline-offset:4px}
.guide-read span{margin-left:8px}
.reading-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 30px}
.guide-tint{background:#f8f9fa;border-block:1px solid var(--line)}
.guide-note{border-left:3px solid #477c9c;padding:20px 24px;background:#e7eff5;margin-top:30px;border-radius:0 10px 10px 0}
.guide-note b{display:block;font-size:1.1rem;margin-bottom:9px;color:#20465d}
.guide-note p{font-size:.96rem;line-height:1.65;margin:0;color:var(--ink-soft);max-width:90ch}
.uk-scenarios{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}
.uk-scenarios article{border-top:1px solid #b8c7d2;padding-top:20px}
.uk-scenarios h3{font-size:1.15rem;line-height:1.3;margin-bottom:12px}
.uk-scenarios p{font-size:.95rem;line-height:1.65;color:var(--ink-soft);margin:0}
.guide-steps{list-style:none;counter-reset:step;display:grid;gap:24px;margin:0;padding:0;max-width:86ch}
.guide-steps li{counter-increment:step;padding-left:48px;position:relative}
.guide-steps li:before{content:'0' counter(step);position:absolute;left:0;top:2px;color:#376785;font-size:.85rem;font-weight:700}
.guide-steps b{font-size:1.1rem}
.guide-steps p{font-size:.97rem;color:var(--ink-soft);margin:9px 0 0;line-height:1.65}
.guide-inline-links{display:flex;flex-wrap:wrap;gap:16px 28px;margin-top:32px}
.guide-inline-links a{font-size:.92rem;color:#17577c;text-underline-offset:5px}
.glazing-comparison{border-collapse:collapse;width:100%;font-size:.95rem;table-layout:fixed}
.glazing-comparison caption{text-align:left;color:var(--ink-soft);font-size:.82rem;margin-bottom:16px}
.glazing-comparison th,.glazing-comparison td{padding:21px 22px;vertical-align:top;text-align:left;border-bottom:1px solid var(--line);line-height:1.6}
.glazing-comparison thead th{background:#dfe9f0;font-size:.94rem;color:#264b63}
.glazing-comparison thead th:first-child{width:22%}
.glazing-comparison tbody th{font-size:.95rem;font-weight:650}
.glazing-comparison td{color:var(--ink-soft)}
.glazing-comparison tbody td:last-child{background:#f8fafb}
.technical-source{font-size:.8rem;color:var(--ink-soft);line-height:1.6;margin:22px 0 0;max-width:110ch}
.technical-source a{color:inherit;text-underline-offset:3px}
.guide-page .two-columns h2{font-size:clamp(1.7rem,3vw,2.3rem);margin-top:15px}
.guide-card:focus-visible{outline:3px solid #17577c;outline-offset:4px}
@media(max-width:800px){.uk-scenarios{grid-template-columns:1fr;gap:26px}.guide-card{padding:25px}.guide-card h3{font-size:1.25rem}.glazing-comparison th,.glazing-comparison td{padding:16px}}
@media(max-width:640px){.guide-card-grid{grid-template-columns:1fr;gap:18px}.guide-card{padding:25px 22px}.guide-card h3{font-size:1.25rem}.guide-note{padding:19px 20px}.guide-note b{font-size:1rem}.guide-note p{font-size:.94rem}.reading-links{grid-template-columns:1fr}.guide-steps li{padding-left:34px}.guide-steps b{font-size:1rem}.glazing-comparison,.glazing-comparison tbody,.glazing-comparison tr,.glazing-comparison td,.glazing-comparison tbody th{display:block;width:100%}.glazing-comparison thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.glazing-comparison tbody th{padding:14px 18px;background:#dfe9f0;border:0}.glazing-comparison td{padding:14px 18px;border:0;font-size:.92rem}.glazing-comparison td:before{content:attr(data-label);display:block;color:#345c75;font-size:.78rem;font-weight:700;margin-bottom:6px}.glazing-comparison tr{margin-bottom:18px;border:1px solid var(--line);border-radius:10px;overflow:hidden}.technical-source{font-size:.78rem}.guide-inline-links{flex-direction:column}.guide-card p{font-size:.94rem}}
.company-brand picture{display:block;width:100%}
.header-phones a{display:flex;align-items:center;min-height:28px}
.ftr a[data-contact]{display:inline-flex;align-items:center;min-height:32px}
@media(max-width:640px){.glazing-comparison caption{display:block;width:100%}}