/* SunScanner landing (sunscanner.cz, Netlify). Design 1:1 podle landing/site.css RoofScanneru
   (bílá stránka, sekce „nadpis vlevo, obsah vpravo", obrysové číslice kroků, tmavá patička).
   CI v2, žádná amber (tady se neplatí), oranžová --brand-sun jen v logu. */
:root {
  --rs-blue: #0F76B8; --rs-blue-dark: #0B5F94; --rs-blue-pale: #E4F1FA;
  --rs-cyan: #29D3F5; --rs-cyan-soft: #7FD5F5;
  --rs-navy-deep: #071A27;
  --ink: #22201B; --ink-80: #4F4A41; --ink-60: #6B6558;
  --hairline: #DDD8CE; --paper-dim: #ECE8E0;
  --surface: #FFFFFF;
  --page: var(--surface);
  --brand-sun: #D9660B; --brand-sun-dark: #F5A524; --brand-ink: #2B2925;
  --r-tile: 14px; --r-block: 12px; --r-pill: 999px;
  --font: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: 72px; }
* { margin: 0; padding: 0; }
body { font-family: var(--font); color: var(--ink); background: var(--page); -webkit-font-smoothing: antialiased; line-height: 1.6; font-size: 16px; }
::selection { background: var(--rs-blue-pale); color: var(--rs-blue-dark); }
a { color: var(--rs-blue-dark); text-underline-offset: 3px; }
img, svg { max-width: 100%; }
.num { font-variant-numeric: tabular-nums; white-space: nowrap; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
@media (max-width: 420px) { .wrap { padding: 0 16px; } }
.visually-hidden { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 11px 22px; border-radius: var(--r-pill); font-family: inherit; font-size: 15px; font-weight: 700; text-decoration: none; border: 1.5px solid transparent; cursor: pointer; white-space: nowrap; }
.btn-blue { background: var(--rs-blue); color: #fff; }
.btn-blue:hover { background: var(--rs-blue-dark); }
.btn:focus-visible { outline: 3px solid var(--rs-blue-dark); outline-offset: 3px; }

/* ── Navigace ── */
.nav { position: sticky; top: 0; z-index: 10; background: var(--page); border-bottom: 1px solid var(--hairline); }
.nav .wrap { display: flex; align-items: center; height: 60px; gap: 32px; }
.brand { display: flex; align-items: center; gap: 9px; text-decoration: none; color: var(--brand-ink); margin-right: auto; }
.brand svg { width: 28px; height: 28px; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.brand .t { stroke: var(--brand-ink); } .brand .m { stroke: #5A564E; } .brand .b { stroke: #8A847A; } .brand .s { stroke: var(--brand-sun); }
.brand > span { font-size: 17px; font-weight: 800; letter-spacing: -.01em; }
.brand-sun { color: var(--brand-sun); }
.nav-links { display: flex; gap: 24px; }
.nav-links a { font-size: 14px; font-weight: 600; color: var(--ink-80); text-decoration: none; }
.nav-links a:hover { color: var(--rs-blue-dark); }
.nav .btn { min-height: 38px; padding: 7px 18px; font-size: 14px; }
@media (max-width: 860px) { .nav-links { display: none; } }

/* ── Hero ── */
.hero { padding: 56px 0 48px; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 340px); gap: 40px 96px; align-items: center; }
/* Video na výšku (1080×1920) v rámečku jako telefon */
.hero-video { margin: 0; }
.hero-video video { display: block; width: 100%; height: auto; aspect-ratio: 9 / 16; border-radius: 22px; border: 1px solid var(--hairline); background: #F5F3EE; box-shadow: 0 4px 16px rgba(34,32,27,.06); }
.hero-video figcaption { font-size: 12px; color: var(--ink-60); margin-top: 10px; text-align: center; }
@media (max-width: 980px) { .hero-video { max-width: 320px; margin: 0 auto; } }
.hero h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; line-height: 1.1; letter-spacing: -.025em; margin: 0 0 16px; max-width: 13em; }
.hero-lead { font-size: 1.1rem; color: var(--ink-80); max-width: 28em; margin-bottom: 32px; }
.claim { font-size: 15px; font-weight: 700; line-height: 1.4; margin-top: 18px; }
@media (max-width: 980px) { .hero .wrap { grid-template-columns: minmax(0, 1fr); gap: 40px; } }
@media (max-width: 420px) { .hero .btn { width: 100%; } }

/* „+" na kartě vyzývá ke zvětšení (na mobilu není hover) */
.thumb-plus { position: absolute; inset: 0; margin: auto; width: 30px; height: 30px; border-radius: 50%; background: var(--surface); color: var(--ink); border: 1px solid var(--hairline); display: grid; place-items: center; font-size: 20px; font-weight: 600; line-height: 1; box-shadow: 0 4px 12px rgba(34,32,27,.18); }

/* ── Postup: obrysové číslice (výplň = --page, změnit spolu s pozadím) ── */
.how { padding: 40px 0 112px; }
.how-steps { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 56px; }
.how-steps > li { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 4px 18px; align-items: start; }
.how-num { font-size: 104px; font-weight: 800; line-height: .82; letter-spacing: -.04em; color: var(--page); -webkit-text-stroke: 4px var(--ink); paint-order: stroke fill; font-variant-numeric: tabular-nums; }
.how-steps h3 { font-size: 1.1rem; font-weight: 800; line-height: 1.25; margin: 2px 0 6px; }
.how-steps p { color: var(--ink-80); font-size: .95rem; line-height: 1.5; }
@media (max-width: 860px) {
  .how { padding-bottom: 72px; }
  .how-steps { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .how-num { font-size: 80px; }
}

/* ── Sekce: nadpis vlevo, obsah vpravo ── */
.row { border-top: 1px solid var(--hairline); padding: 96px 0; }
.row .wrap { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 56px; }
.row .wrap > * { min-width: 0; }
.row h2 { font-size: 1.6rem; font-weight: 800; line-height: 1.2; letter-spacing: -.015em; }
.row .aside p { margin-top: 12px; font-size: .95rem; color: var(--ink-80); }
.body { max-width: 720px; }
.body > p { color: var(--ink-80); }
@media (max-width: 860px) {
  .row { padding: 64px 0; }
  .row .wrap { grid-template-columns: minmax(0, 1fr); gap: 24px; }
}

/* Pro koho — tři obory, stav jako štítek */
.segments { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px 32px; }
.segments li { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; }
.segments h3 { font-size: 1.05rem; font-weight: 800; line-height: 1.3; }
.segments p { color: var(--ink-80); font-size: .95rem; line-height: 1.5; flex: 1; }
.tag { margin-top: 4px; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: var(--r-pill); border: 1px solid var(--hairline); color: var(--ink-60); }
.tag-on { background: #E3F3EA; border-color: #E3F3EA; color: #0F7A4A; }
@media (max-width: 860px) { .segments { grid-template-columns: minmax(0, 1fr); gap: 20px; } }

/* Ukázky — dvě karty vedle sebe */
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; max-width: none; }
.cards figure { margin: 0; }
.cards a.zoom { position: relative; }
.cards img { display: block; width: 100%; height: auto; border-radius: var(--r-tile); border: 1px solid var(--hairline); }
.cards .thumb-plus { inset: auto 10px 10px auto; margin: 0; }
.cards figcaption { margin-top: 8px; font-size: 12.5px; color: var(--ink-60); }
@media (max-width: 700px) { .cards { grid-template-columns: minmax(0, 1fr); } }

/* Odkud jsou data */
.data-more { margin-top: 16px; }
.data-more summary { cursor: pointer; font-weight: 700; color: var(--rs-blue-dark); }
.data-more summary:hover { text-decoration: underline; }
.data-more ul { margin: 12px 0 0 18px; color: var(--ink-80); }
.data-more li { margin-bottom: 6px; }
.data-more li::marker { color: var(--rs-blue-dark); }

/* Formulář */
.form { display: flex; flex-direction: column; gap: 16px; max-width: 560px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field > span { font-weight: 700; font-size: 14px; }
.field small { color: var(--ink-60); font-weight: 500; }
input, select, textarea { font: inherit; font-size: 16px; padding: 10px 14px; border: 1.5px solid var(--hairline); border-radius: var(--r-block); background: var(--surface); color: var(--ink); min-height: 46px; width: 100%; }
textarea { min-height: 88px; resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--rs-blue); outline-offset: 0; border-color: var(--rs-blue); }
.form .btn { align-self: flex-start; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.note { font-size: 13px; color: var(--ink-60); }
@media (max-width: 520px) { .row2 { grid-template-columns: 1fr; } .form .btn { align-self: stretch; } }

/* Děkovná stránka */
.thanks { padding: 96px 24px; max-width: 640px; }
.thanks h1 { font-size: clamp(1.8rem, 3.4vw, 2.4rem); font-weight: 800; line-height: 1.15; letter-spacing: -.02em; margin-bottom: 14px; }
.thanks p { color: var(--ink-80); margin-bottom: 24px; }

/* Zvětšení náhledů (lightbox) — bez JS odkaz otevře samotný obrázek */
a.zoom { display: block; cursor: zoom-in; border-radius: inherit; }
a.zoom:focus-visible { outline: 3px solid var(--rs-blue-dark); outline-offset: 3px; }
a.zoom img { transition: transform .15s ease; }
a.zoom:hover img { transform: translateY(-2px); }
.lightbox { border: 0; padding: 0; margin: 0; width: 100vw; height: 100vh; max-width: none; max-height: none; background: rgba(13,43,64,.92); }
.lightbox::backdrop { background: transparent; }
.lightbox[open] { display: flex; align-items: center; justify-content: center; }
.lightbox img { max-width: calc(100vw - 32px); max-height: calc(100vh - 96px); width: auto; height: auto; border-radius: 6px; background: #fff; box-shadow: 0 20px 60px rgba(0,0,0,.4); }
.lb-btn { position: absolute; border: 0; border-radius: var(--r-pill); background: var(--surface); color: var(--ink); font: inherit; font-weight: 700; cursor: pointer; min-width: 44px; min-height: 44px; padding: 0 14px; }
.lb-btn:focus-visible { outline: 3px solid var(--rs-cyan); outline-offset: 2px; }
.lb-close { top: 16px; right: 16px; }
.lb-prev { left: 16px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 16px; top: 50%; transform: translateY(-50%); }
.lb-count { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); color: #fff; font-size: 13px; }
@media (max-width: 700px) { .lb-prev, .lb-next { top: auto; bottom: 8px; transform: none; } }
@media (prefers-reduced-motion: reduce) { a.zoom img { transition: none; } }

/* Patička — logo na tmavém: vrstvy světlé, slunce --brand-sun-dark (docs/slunce-plan.md, Logo) */
.footer { background: var(--rs-navy-deep); color: rgba(255,255,255,.75); padding: 44px 0 28px; font-size: 14px; }
.footer a { color: #fff; }
.footer .brand { color: #fff; margin-bottom: 12px; }
.footer .brand .t { stroke: #F5F3EE; } .footer .brand .m { stroke: #CFC9BE; } .footer .brand .b { stroke: #8A847A; } .footer .brand .s { stroke: var(--brand-sun-dark); }
.footer .brand-sun { color: var(--brand-sun-dark); }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: end; }
.footer-grid p { max-width: 34em; }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a { color: rgba(255,255,255,.75); text-decoration: none; }
.footer-links a:hover { color: var(--rs-cyan-soft); }
.legal { border-top: 1px solid rgba(255,255,255,.12); margin-top: 28px; padding-top: 18px; font-size: 13px; }
@media (max-width: 700px) { .footer-grid { grid-template-columns: 1fr; } }