:root {
  --paper: #F3F0E6;
  --paper-2: #EAE5D6;
  --card: #FFFFFF;
  --ink: #1B1F14;
  --muted: #555B4A;
  --line: #D8D2BE;
  --green: #2E5E1F;
  --green-2: #3F7D2A;
  --green-dark: #1F3F15;
  --straw: #E2B93B;
  --straw-soft: #F6E9BF;
  --rust: #B5471B;
  --head: 'Archivo', 'Arial Narrow', system-ui, sans-serif;
  --body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  /* Motiv: rovnoběžné jízdní pruhy postřikovače */
  --stripes: repeating-linear-gradient(-62deg, transparent 0 13px, rgba(46, 94, 31, .07) 13px 14px);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 18px/1.6 var(--body); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green); }
h1, h2, h3 { font-family: var(--head); font-stretch: 82%; line-height: 1.05; letter-spacing: -.01em; margin: 0; }
h1 { font-size: clamp(40px, 5vw, 64px); font-weight: 900; }
h2 { font-size: clamp(30px, 4.2vw, 50px); font-weight: 800; max-width: 22ch; }
h3 { font-size: 24px; font-weight: 800; }
p { margin: 0; }
strong, b { font-weight: 700; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 820px; }
.center { text-align: center; }
.center h2 { margin-left: auto; margin-right: auto; }
section { padding: 96px 0; }

.kicker, .eyebrow { font-family: var(--head); font-stretch: 85%; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; font-size: 15px; color: var(--green); margin-bottom: 14px; }
.kicker.light { color: var(--straw); }
.sub { font-size: 20px; color: var(--muted); max-width: 60ch; margin-top: 18px; }
.sub strong { color: var(--ink); }

/* Tlačítka */
.btn { text-align: center; display: inline-flex; align-items: center; justify-content: center; min-height: 56px; padding: 0 28px; border-radius: 10px; background: var(--green); color: #fff; font-weight: 700; font-size: 18px; text-decoration: none; border: 2px solid var(--green); transition: background .15s; }
.btn:hover { background: var(--green-2); border-color: var(--green-2); }
.btn:focus-visible, .copy:focus-visible, summary:focus-visible, input:focus-visible { outline: 3px solid var(--straw); outline-offset: 3px; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: var(--paper); }
.btn.small { min-height: 42px; padding: 0 18px; font-size: 16px; }
.btn.cta-big { width: 100%; min-height: 64px; font-size: 20px; background: var(--straw); border-color: var(--straw); color: var(--ink); }
.btn.cta-big:hover { background: #EDC955; border-color: #EDC955; }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.cta-row.center { justify-content: center; }

/* Hlavička */
.top { position: sticky; top: 0; z-index: 10; background: rgba(243, 240, 230, .92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.top-in { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; white-space: nowrap; align-items: center; gap: 10px; font-family: var(--head); font-stretch: 85%; font-weight: 900; font-size: 24px; color: var(--ink); text-decoration: none; }
.top-nav { display: flex; align-items: center; gap: 22px; }
.link { color: var(--ink); font-weight: 600; text-decoration: none; }
.link:hover { color: var(--green); }
.top-nav .short { display: none; }

/* Úvod */
.hero { padding: 56px 0 80px; background: var(--stripes); border-bottom: 1px solid var(--line); }
.hero-text { max-width: 780px; }
.lead { font-size: 21px; color: var(--muted); margin-top: 24px; max-width: 46ch; }
.lead strong { color: var(--ink); }
.proof-row { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-wrap: wrap; gap: 8px 28px; font-size: 16px; color: var(--muted); }
.proof-row li { padding-left: 26px; position: relative; }
.proof-row li::before { content: ''; position: absolute; left: 0; top: 7px; width: 14px; height: 9px; border-left: 3px solid var(--green); border-bottom: 3px solid var(--green); transform: rotate(-45deg); }
.hero-shot { margin: 40px 0 0; }
.hero-shot video { display: block; width: 100%; height: auto; background: var(--paper-2); border-radius: 12px; border: 1px solid var(--line); box-shadow: 0 2px 4px rgba(27, 31, 20, .06), 0 24px 60px rgba(27, 31, 20, .16); }
figcaption { font-size: 14px; color: var(--muted); margin-top: 12px; }

/* Problém */
.band h2 { max-width: 24ch; }
.pains { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
.pain { background: var(--card); border: 1px solid var(--line); border-top: 5px solid var(--rust); border-radius: 12px; padding: 26px 24px; display: flex; flex-direction: column; gap: 12px; }
.pain h3 { font-size: 20px; text-transform: uppercase; letter-spacing: .05em; color: var(--rust); }
.pain p { font-size: 18px; }
.pain .src { margin-top: auto; font-size: 14px; color: var(--muted); }
.pain .src a, .srcs a { display: inline-block; padding: 6px 0; }

/* Kalkulačka */
.calc-sec { background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.calc-in { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.calc { display: grid; gap: 18px; margin-top: 32px; }
.calc label { display: flex; align-items: center; justify-content: space-between; gap: 16px; font-weight: 600; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; }
.field { display: flex; align-items: center; gap: 8px; color: var(--muted); font-weight: 600; }
.field input { width: 120px; min-height: 48px; font: 700 24px var(--body); text-align: right; color: var(--ink); background: var(--paper); border: 2px solid var(--line); border-radius: 8px; padding: 0 12px; }
.assume { font-size: 14px; color: var(--muted); margin-top: 16px; }
.calc-out { background: var(--green-dark); color: #fff; border-radius: 16px; padding: 40px 36px; background-image: repeating-linear-gradient(-62deg, transparent 0 13px, rgba(255, 255, 255, .05) 13px 14px); }
.nums { display: flex; flex-wrap: wrap; gap: 8px 40px; margin: 24px 0 8px; }
.num { display: flex; flex-direction: column; margin-bottom: 14px; }
.num span { font-family: var(--head); font-stretch: 80%; font-weight: 900; font-size: clamp(44px, 5vw, 64px); line-height: 1; color: var(--straw); font-variant-numeric: tabular-nums; }
.num small { font-size: 17px; opacity: .85; margin-top: 4px; }
.punch { font-size: 18px; line-height: 1.55; border-top: 1px solid rgba(255, 255, 255, .2); padding-top: 18px; margin-top: 18px; }

/* Kroky */
.steps { list-style: none; padding: 0; margin: 48px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; counter-reset: s; }
.steps li { border-top: 3px solid var(--ink); padding-top: 22px; }
.steps .n { display: block; font-family: var(--head); font-weight: 900; font-size: 56px; line-height: 1; color: var(--green); margin-bottom: 12px; }
.steps h3 { margin-bottom: 10px; }
.steps p { color: var(--muted); }

/* Co se vyplní */
.kinds { padding-top: 0; }
.kind-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 40px; }
.kind { background: var(--card); border: 1px solid var(--line); border-top: 5px solid var(--green); border-radius: 12px; padding: 24px 22px; }
.kind h3 { font-size: 22px; margin-bottom: 10px; }
.kind p { font-size: 16px; color: var(--muted); }
@media (max-width: 1000px) { .kind-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .kind-grid { grid-template-columns: 1fr; } }

/* Pohledy */
.views { background: var(--card); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.view { display: grid; grid-template-columns: 1.25fr 1fr; gap: 48px; align-items: center; margin-top: 56px; }
.view:not(.flip) { grid-template-columns: 1fr; gap: 28px; }
.view:not(.flip) figure { max-width: 900px; }
.view.flip { grid-template-columns: 1fr 1fr; }
.view.flip figure { order: 2; }
.view figure { margin: 0; }
.view figure video { display: block; width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--line); box-shadow: 0 18px 44px rgba(27, 31, 20, .14); background: var(--paper-2); }
.view .phone video { border: 10px solid #22261C; border-radius: 34px; }
.view figure img { border-radius: 10px; border: 1px solid var(--line); box-shadow: 0 18px 44px rgba(27, 31, 20, .14); }
.view .phone { justify-self: center; max-width: 320px; }
.view .phone img { border: 10px solid #22261C; border-radius: 34px; }
.view h3 { font-size: 30px; margin-bottom: 18px; }
.ticks { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.ticks li { padding-left: 32px; position: relative; }
.ticks li::before { content: ''; position: absolute; left: 4px; top: 8px; width: 14px; height: 8px; border-left: 3px solid var(--green); border-bottom: 3px solid var(--green); transform: rotate(-45deg); }
.ticks.light li::before { border-color: var(--straw); }

/* Pro koho */
.fit { padding-top: 0; }
.fit-in { display: grid; grid-template-columns: 1fr; max-width: 820px; padding-top: 96px; }
.fit-col { border-radius: 14px; padding: 32px; border: 1px solid var(--line); }
.fit-col.yes { background: #E6EEDB; border-color: #C9D9B5; }
.fit-col.no { background: var(--card); }
.fit-col h3 { margin-bottom: 16px; }
.fit-col ul { margin: 0; padding-left: 22px; display: grid; gap: 10px; }

/* Nabídka */
.offer { background: var(--green-dark); color: #fff; background-image: repeating-linear-gradient(-62deg, transparent 0 13px, rgba(255, 255, 255, .045) 13px 14px); }
.offer h2 { color: #fff; margin-bottom: 20px; }
.offer p { color: rgba(255, 255, 255, .85); max-width: 52ch; }
.offer-in { display: grid; grid-template-columns: 1.2fr 1fr; gap: 56px; align-items: center; }
.offer .ticks { margin-top: 26px; }
.offer-card { background: var(--paper); color: var(--ink); border-radius: 16px; padding: 34px 30px; box-shadow: 0 24px 60px rgba(0, 0, 0, .3); }
.offer-card h3 { font-size: 28px; margin-bottom: 14px; }
.offer-card .card-sub { color: var(--muted); font-size: 18px; margin-bottom: 6px; }
.offer-card .card-sub.small { font-size: 16px; margin: 14px 0 0; }
.mail-big { display: inline-block; font-family: var(--head); font-stretch: 85%; font-weight: 900; font-size: clamp(30px, 4vw, 40px); color: var(--green); text-decoration: underline; text-decoration-thickness: 3px; text-underline-offset: 6px; padding: 4px 0; word-break: break-all; }
.mail-big:hover { color: var(--green-2); }
.mail-big:focus-visible { outline: 3px solid var(--straw); outline-offset: 4px; border-radius: 4px; }
.offer-card ol { margin: 0 0 26px; padding-left: 22px; display: grid; gap: 6px; font-size: 18px; }
.offer .mail-alt { font-size: 15px; color: var(--muted); margin-top: 14px; text-align: center; }
.copied { color: var(--green); font-weight: 600; }
.copy { font: inherit; font-weight: 700; color: var(--green); background: none; border: 0; padding: 12px 4px; cursor: pointer; text-decoration: underline; }

/* Otázky */
.faq h2 { margin-bottom: 32px; }
details { border-top: 1px solid var(--line); }
details:last-of-type { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; list-style: none; padding: 22px 40px 22px 0; font-weight: 700; font-size: 20px; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; position: absolute; right: 6px; top: 16px; font: 400 30px var(--body); color: var(--green); }
details[open] summary::after { content: '−'; }
details p { padding: 0 0 22px; color: var(--muted); max-width: 64ch; }

/* Závěr */
.final { background: var(--stripes); border-top: 1px solid var(--line); }
.final h2 { font-size: clamp(36px, 5.4vw, 64px); max-width: none; }

.foot { padding: 40px 0 56px; font-size: 15px; color: var(--muted); border-top: 1px solid var(--line); }
.foot-in { display: grid; gap: 10px; }
.srcs { font-size: 13px; max-width: 90ch; }

/* Mobil a tablet */
@media (max-width: 900px) {
  section { padding: 64px 0; }
  .hero { padding: 44px 0 56px; }
  .hero-shot { margin-top: 36px; }
  .calc-in, .view, .view.flip, .offer-in, .fit-in { grid-template-columns: 1fr; gap: 32px; }
  .view.flip figure { order: 0; }
  .pains, .steps { grid-template-columns: 1fr; }
  .fit-in { padding-top: 64px; }
}
@media (max-width: 520px) {
  body { font-size: 17px; }
  .wrap { padding: 0 16px; }
  .top-nav .link { display: none; }
  .top-nav .long { display: none; }
  .top-nav .short { display: inline; }
  .logo { font-size: 21px; }
  .btn { width: 100%; }
  .btn.small { width: auto; }
  .btn.cta-big { font-size: 18px; padding: 0 16px; }
  .calc label { flex-direction: column; align-items: flex-start; }
  .calc-out, .offer-card, .fit-col { padding: 26px 20px; }
  .view .phone { max-width: 280px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }