/* Eywo Stratum – web. Eywo brand (light): grafit #121216, krémová #f4f2ed, písková #d8c5a4 / #a88a57, mátová #75ffc0 jen pro hlavní akci.
   Písma: PP Neue Montreal (licence Eywo) 400/500, Martian Mono 300/400. */
@font-face { font-family: "Neue Montreal"; src: url("/fonts/PPNeueMontreal_Regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Neue Montreal"; src: url("/fonts/PPNeueMontreal_Medium.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "Martian Mono"; src: url("/fonts/MartianMono_Light.woff2") format("woff2"); font-weight: 300; font-style: normal; font-display: swap; }
@font-face { font-family: "Martian Mono"; src: url("/fonts/MartianMono_Regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Neue Montreal Fallback"; src: local("Arial"); ascent-override: 99.93%; descent-override: 25.24%; line-gap-override: 0%; size-adjust: 95.87%; }

:root {
  --bg: #f4f2ed; --paper: #fbfaf7; --ink: #121216; --ink-2: #3a3a44; --muted: #6b6b75; --line: #d9d4c9; --line-strong: #121216;
  --sand: #d8c5a4; --sand-ink: #8c6d3a; --mint: #75ffc0; --mint-hover: #4cf0a6; --link: #121216;
  --dark: #121216; --dark-line: #2f2f37; --dark-muted: #a4a4ae;
  --f-sans: "Neue Montreal", "Neue Montreal Fallback", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --f-mono: "Martian Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --r: 6px; --r-btn: 999px; --w: 1280px; --gut: clamp(16px, 4vw, 48px);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 18px/1.55 var(--f-sans); -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; }
a { color: var(--ink); text-decoration-thickness: 1px; text-underline-offset: 4px; }
a:hover { color: var(--sand-ink); }
h1, h2, h3, h4 { font-weight: 500; line-height: 1; margin: 0 0 .5em; }
h1 { letter-spacing: -.035em; font-size: clamp(48px, 8.4vw, 128px); }
h2 { letter-spacing: -.03em; font-size: clamp(36px, 5.4vw, 80px); }
h3 { letter-spacing: -.01em; font-size: 22px; line-height: 1.2; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--w); margin: 0 auto; padding: 0 var(--gut); }
.eyebrow, .mono { font-family: var(--f-mono); font-weight: 300; font-size: 12px; letter-spacing: .04em; text-transform: uppercase; }
.eyebrow { color: var(--muted); display: block; margin-bottom: 24px; }
.lead { font-size: clamp(19px, 1.8vw, 22px); line-height: 1.5; color: var(--ink-2); max-width: 720px; }
.muted { color: var(--muted); }
.hl { color: var(--sand-ink); }
.skip { position: absolute; left: -9999px; } .skip:focus { left: 16px; top: 16px; z-index: 99; background: var(--ink); color: #fff; padding: 8px 14px; border-radius: var(--r); }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

/* tlačítka: obrysové „pilulky“, mátová jen pro objednávku */
.btn { display: inline-flex; align-items: center; gap: 12px; min-height: 52px; padding: 0 26px; border-radius: var(--r-btn); font: 400 16px/1 var(--f-sans); text-decoration: none; border: 1px solid var(--ink); color: var(--ink); background: transparent; cursor: pointer; transition: background .15s, color .15s, border-color .15s; white-space: nowrap; }
.btn:hover { background: var(--ink); color: var(--bg); }
.btn-cta { background: var(--mint); border-color: var(--mint); color: var(--ink); } .btn-cta:hover { background: var(--mint-hover); border-color: var(--mint-hover); color: var(--ink); }
.btn-inv { border-color: #f5f4f0; color: #f5f4f0; } .btn-inv:hover { background: #f5f4f0; color: var(--ink); }
.btn .arr { font-family: var(--f-mono); font-weight: 300; }
.btn[disabled] { opacity: .5; cursor: default; }

/* hlavička */
.top { position: sticky; top: 0; z-index: 20; background: rgba(244,242,237,.88); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 28px; height: 72px; }
.logo { display: inline-flex; align-items: center; gap: 14px; color: var(--ink); text-decoration: none; }
.logo:hover { color: var(--ink); }
.logo svg { width: 84px; height: auto; display: block; }
.logo .prod { font-size: 19px; letter-spacing: -.01em; padding-left: 14px; border-left: 1px solid var(--line); line-height: 24px; }
.menu { display: flex; gap: 2px; margin-left: auto; align-items: center; }
.menu a { color: var(--ink); text-decoration: none; font-size: 15px; padding: 8px 12px; border-radius: var(--r-btn); }
.menu a:hover { background: rgba(18,18,22,.06); color: var(--ink); }
.menu a[aria-current] { text-decoration: underline; text-underline-offset: 6px; }
.menu .lang { font-family: var(--f-mono); font-weight: 300; font-size: 12px; }
.menu .btn { min-height: 42px; padding: 0 20px; font-size: 15px; margin-left: 10px; }
.menu .btn:hover { background: var(--mint-hover); }
.burger { display: none; margin-left: auto; background: none; border: 1px solid var(--ink); color: var(--ink); border-radius: var(--r-btn); height: 42px; padding: 0 18px; font: 400 15px var(--f-sans); cursor: pointer; }
@media (max-width: 1000px) {
  .burger { display: inline-flex; align-items: center; }
  .menu { display: none; position: absolute; left: 0; right: 0; top: 72px; background: var(--bg); flex-direction: column; align-items: stretch; padding: 8px var(--gut) 24px; border-bottom: 1px solid var(--line); }
  .menu.open { display: flex; }
  .menu a { padding: 14px 0; font-size: 20px; border-radius: 0; border-bottom: 1px solid var(--line); }
  .menu a:hover { background: none; }
  .menu .btn { margin: 16px 0 0; justify-content: center; min-height: 52px; border-bottom: 0; border-radius: var(--r-btn); }
}

/* sekce oddělené linkou */
.sec { padding: clamp(72px, 10vw, 140px) 0; border-top: 1px solid var(--line); }
.sec-head { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 64px; align-items: end; margin-bottom: clamp(40px, 6vw, 72px); }
.sec-head h2 { margin: 0; } .sec-head .lead { margin: 0; }
@media (max-width: 860px) { .sec-head { grid-template-columns: 1fr; } }

/* hero */
.hero { padding: clamp(56px, 9vw, 120px) 0 clamp(64px, 9vw, 120px); overflow: hidden; }
.hero .grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(48px, 6.6vw, 100px); }
.hero h1 { margin-bottom: 32px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px; }
@media (max-width: 960px) { .hero .grid { grid-template-columns: 1fr; } }
.page-hero { padding: clamp(56px, 8vw, 112px) 0 clamp(48px, 6vw, 80px); }
.page-hero h1 { font-size: clamp(44px, 7vw, 104px); max-width: 1100px; }
.page-hero .lead { margin-top: 8px; }

/* výrok značky (vzor „Trust the proven“) */
.statement { font-size: clamp(28px, 3.9vw, 56px); line-height: 1.12; letter-spacing: -.025em; margin: 0; max-width: 1180px; }
.statement .hl { color: var(--sand-ink); }

/* skleněné vrstvy */
.glass { width: 100%; height: auto; display: block; }
.glass-cap { font-size: 15px; color: var(--muted); margin: 16px 0 0; max-width: 440px; }

/* otevřené sloupce místo karet */
.cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 56px 40px; }
.cols.c2 { grid-template-columns: repeat(2, 1fr); } .cols.c4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1000px) { .cols, .cols.c4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .cols, .cols.c2, .cols.c4 { grid-template-columns: 1fr; } }
.col { border-top: 1px solid var(--line-strong); padding-top: 20px; display: flex; flex-direction: column; gap: 12px; }
.col h3 { margin: 0; }
.col p { margin: 0; color: var(--ink-2); font-size: 17px; }
.col .num { font-family: var(--f-mono); font-weight: 300; font-size: 12px; color: var(--muted); }
.col .sol { padding-top: 12px; color: var(--ink); font-size: 17px; margin-top: 4px; }
.col .sol b { font-family: var(--f-mono); font-weight: 300; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; display: block; color: var(--sand-ink); margin-bottom: 6px; }
.col a.more { font-size: 15px; margin-top: auto; padding-top: 8px; }
.tag { display: inline-flex; align-self: flex-start; font-family: var(--f-mono); font-weight: 300; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; padding: 5px 11px; border-radius: var(--r-btn); border: 1px solid currentColor; color: var(--ink-2); line-height: 1; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
ul.ticks { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
ul.ticks li { position: relative; padding-left: 22px; font-size: 16px; line-height: 1.45; }
ul.ticks li::before { content: ""; position: absolute; left: 0; top: .62em; width: 10px; height: 1px; background: var(--ink); }

/* tmavý blok – „Jak to řešíme“ a pás na konci */
.dark { background: var(--dark); color: #f5f4f0; border-top: 0; }
.dark .eyebrow, .dark .lead, .dark .col p { color: var(--dark-muted); }
.dark .col { border-color: #f5f4f0; }
.dark .hl, .dark .statement .hl { color: var(--sand); }
.dark a { color: #f5f4f0; } .dark a:hover { color: var(--sand); }

/* příklady použití */
.ucs { display: grid; grid-template-columns: 1fr 1fr; column-gap: 56px; }
.uc { display: grid; grid-template-columns: 56px 1fr; gap: 16px; padding: 32px 0; border-top: 1px solid var(--line); }
.uc .n { font-family: var(--f-mono); font-weight: 300; font-size: 12px; color: var(--muted); padding-top: 6px; }
.uc h3 { margin-bottom: 10px; } .uc p { margin: 0; color: var(--ink-2); font-size: 17px; }
@media (max-width: 860px) { .ucs { grid-template-columns: 1fr; } .uc { grid-template-columns: 40px 1fr; } }

/* role */
.role { display: grid; grid-template-columns: 340px 1fr; gap: 48px; padding: 48px 0; border-top: 1px solid var(--line); scroll-margin-top: 96px; }
.role:first-child { border-top-color: var(--line-strong); }
.role .who h2 { font-size: clamp(28px, 3vw, 40px); margin: 0; letter-spacing: -.02em; }
.role .q { font-size: clamp(24px, 2.6vw, 34px); line-height: 1.18; letter-spacing: -.015em; margin: 0 0 24px; }
@media (max-width: 760px) { .role { grid-template-columns: 1fr; gap: 16px; } }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; min-height: 40px; padding: 0 16px; border-radius: var(--r-btn); border: 1px solid var(--line); background: transparent; color: var(--ink); text-decoration: none; font: 400 15px var(--f-sans); cursor: pointer; }
.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip[aria-pressed="true"] { border-color: var(--ink); background: var(--ink); color: var(--bg); }
.persona-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 40px; }
.persona-panel { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; border-top: 1px solid var(--line-strong); padding-top: 32px; }
.persona-panel[hidden] { display: none; }
.persona-panel .q { font-size: clamp(28px, 3.6vw, 48px); line-height: 1.1; letter-spacing: -.025em; margin: 0 0 24px; }
@media (max-width: 760px) { .persona-panel { grid-template-columns: 1fr; gap: 24px; } }

/* edice */
.eds { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--ink); border-radius: 18px; overflow: hidden; }
@media (max-width: 960px) { .eds { grid-template-columns: 1fr; } }
.ed { padding: 36px 32px; display: flex; flex-direction: column; gap: 20px; position: relative; }
.ed + .ed { border-left: 1px solid var(--ink); }
@media (max-width: 960px) { .ed + .ed { border-left: 0; border-top: 1px solid var(--ink); } }
.ed.best { background: var(--dark); color: #f5f4f0; }
.ed.best .muted, .ed.best .per, .ed.best .for { color: var(--dark-muted); }
.ed.best ul.ticks li::before { background: var(--sand); }
.ed .badge { position: absolute; top: 36px; right: 32px; }
.ed.best .badge { color: var(--sand); }
.ed h3 { font-size: 30px; letter-spacing: -.02em; margin: 0; }
.ed .price { font-size: clamp(36px, 3.4vw, 48px); letter-spacing: -.03em; line-height: 1; }
.ed .per { font-size: 14px; color: var(--muted); margin-top: 6px; }
.ed .for { font-size: 16px; color: var(--ink-2); margin: 0; min-height: 3em; }
.ed .btn { margin-top: auto; justify-content: center; }
.ed.best .btn { border-color: #f5f4f0; color: #f5f4f0; } .ed.best .btn:hover { background: #f5f4f0; color: var(--ink); }
.price-note { font-size: 14px; color: var(--muted); margin-top: 20px; }
table.cmp { width: 100%; border-collapse: collapse; font-size: 16px; }
table.cmp th, table.cmp td { padding: 16px 12px; border-bottom: 1px solid var(--line); text-align: left; }
table.cmp thead th { font-family: var(--f-mono); font-weight: 300; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); border-bottom: 1px solid var(--ink); }
table.cmp td.c, table.cmp th.c { text-align: center; width: 15%; }
.yes { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--ink); vertical-align: middle; }
.no { color: var(--line); }
.tbl-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* formulář */
.order { display: grid; grid-template-columns: 1fr 340px; gap: 64px; align-items: start; }
@media (max-width: 960px) { .order { grid-template-columns: 1fr; gap: 40px; } }
form.f { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 24px; border-top: 1px solid var(--ink); padding-top: 32px; }
form.f .full { grid-column: 1 / -1; }
@media (max-width: 640px) { form.f { grid-template-columns: 1fr; } }
.fld label, .fld .lbl { display: block; font-family: var(--f-mono); font-weight: 300; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-2); margin-bottom: 8px; }
.fld label small { text-transform: none; letter-spacing: 0; color: var(--muted); font-family: var(--f-sans); font-size: 12px; }
.fld input, .fld select, .fld textarea { width: 100%; font: 400 17px/1.4 var(--f-sans); color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: var(--r); padding: 13px 14px; }
.fld input:focus, .fld select:focus, .fld textarea:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 1px var(--ink); }
.fld textarea { min-height: 120px; resize: vertical; }
.ed-pick { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.ed-pick label { position: relative; display: flex; flex-direction: column; gap: 4px; border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; cursor: pointer; background: var(--paper); margin: 0; font-family: var(--f-sans); text-transform: none; letter-spacing: 0; color: var(--ink); }
.ed-pick label:has(input:checked) { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.ed-pick label:has(input:focus-visible) { outline: 2px solid var(--ink); outline-offset: 2px; }
.ed-pick input { position: absolute; left: 0; top: 0; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.ed-pick b { font-weight: 500; font-size: 18px; } .ed-pick span { font-size: 14px; color: var(--muted); }
@media (max-width: 520px) { .ed-pick { grid-template-columns: 1fr; } }
.consent { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: var(--ink-2); }
.consent input { width: 18px; height: 18px; margin-top: 2px; flex: none; accent-color: #121216; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.f-msg { padding: 18px 20px; border-radius: 12px; font-size: 16px; border: 1px solid var(--ink); }
.f-msg.ok { background: var(--paper); }
.f-msg.err { border-color: #b42318; color: #8a1c1c; background: #fff4f2; }
.aside-box { border-top: 1px solid var(--ink); padding-top: 32px; position: sticky; top: 104px; }
.aside-box h3 { margin-bottom: 20px; }

/* blog */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 48px; }
.posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 56px 40px; }
@media (max-width: 1000px) { .posts { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .posts { grid-template-columns: 1fr; } }
.post { border-top: 1px solid var(--ink); padding-top: 20px; text-decoration: none; color: var(--ink); display: flex; flex-direction: column; gap: 14px; }
.post:hover { color: var(--ink); } .post:hover h3 { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 5px; }
.post .meta { display: flex; gap: 10px; align-items: center; font-family: var(--f-mono); font-weight: 300; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.post h3 { font-size: 26px; letter-spacing: -.02em; margin: 0; line-height: 1.12; }
.post p { margin: 0; color: var(--ink-2); font-size: 16px; line-height: 1.5; }
.post .foot-row { display: flex; gap: 12px; align-items: center; margin-top: auto; padding-top: 4px; }
.post .rt { font-family: var(--f-mono); font-weight: 300; font-size: 11px; text-transform: uppercase; color: var(--muted); }
.article { max-width: 780px; margin: 0 auto; }
.article-head .meta { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; font-family: var(--f-mono); font-weight: 300; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin-bottom: 28px; }
.article-head h1 { font-size: clamp(38px, 5.4vw, 72px); }
.prose { font-size: 19px; line-height: 1.7; }
.prose h2 { font-size: clamp(26px, 2.8vw, 36px); margin: 1.8em 0 .6em; letter-spacing: -.02em; line-height: 1.12; }
.prose h3 { margin: 1.5em 0 .5em; }
.prose ul, .prose ol { padding-left: 1.2em; margin: 0 0 1.2em; } .prose li { margin: .4em 0; }
.prose li::marker { color: var(--sand-ink); }
.prose blockquote { margin: 1.5em 0; padding: 4px 0 4px 20px; border-left: 2px solid var(--sand); color: var(--ink-2); }
.prose strong { font-weight: 500; }
.ed-box { margin-top: 56px; padding: 32px; border-radius: 18px; background: var(--dark); color: #f5f4f0; display: flex; gap: 24px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.ed-box p { margin: 0; color: var(--dark-muted); max-width: 460px; font-size: 16px; } .ed-box b { color: #fff; font-weight: 500; font-size: 20px; }
.ed-box .btn { border-color: #f5f4f0; color: #f5f4f0; } .ed-box .btn:hover { background: #f5f4f0; color: var(--ink); }

/* datasheet */
.ds { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
@media (max-width: 860px) { .ds { grid-template-columns: 1fr; } }
.ds-prev { display: flex; gap: 16px; justify-content: center; }
.ds-prev img { width: 48%; max-width: 290px; height: auto; border-radius: 6px; box-shadow: 0 24px 60px rgba(18,18,22,.16); border: 1px solid var(--line); background: #fff; }
.ds-prev img:last-child { transform: translateY(32px); }

/* pás na konci stránky */
.band { background: var(--dark); color: #f5f4f0; }
.band .wrap { display: grid; grid-template-columns: 1.5fr auto; gap: 40px; align-items: end; }
.band h2 { margin: 0 0 20px; }
.band p { margin: 0; max-width: 640px; color: var(--dark-muted); font-size: 19px; }
@media (max-width: 760px) { .band .wrap { grid-template-columns: 1fr; } }

/* patička */
.foot { background: var(--dark); color: var(--dark-muted); padding: 0 0 32px; font-size: 15px; }
.foot .talk { padding: 72px 0 56px; border-top: 1px solid var(--dark-line); display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; }
.foot .talk .big a { display: block; color: #f5f4f0; text-decoration: none; font-size: clamp(26px, 2.6vw, 36px); letter-spacing: -.02em; line-height: 1.25; }
.foot .talk .big a:hover { color: var(--sand); }
@media (max-width: 860px) { .foot .talk { grid-template-columns: 1fr 1fr; } .foot .talk > :first-child { grid-column: 1 / -1; } }
.foot h4 { font-family: var(--f-mono); font-weight: 300; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; color: #7c7c88; margin-bottom: 16px; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.foot a { color: #e8e8ec; text-decoration: none; } .foot a:hover { color: var(--sand); }
.foot .about { display: flex; justify-content: space-between; gap: 24px; align-items: center; flex-wrap: wrap; padding-top: 24px; border-top: 1px solid var(--dark-line); }
.foot .about p { margin: 0; max-width: 560px; }
.foot .logo { color: #f5f4f0; } .foot .logo .prod { border-color: #3a3a44; }
.foot .base { margin-top: 24px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-family: var(--f-mono); font-weight: 300; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; color: #7c7c88; }
.crumbs { font-family: var(--f-mono); font-weight: 300; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; margin-bottom: 24px; }
.crumbs a { color: var(--muted); text-decoration: none; } .crumbs a:hover { color: var(--ink); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
@media (max-width: 960px) { .split { grid-template-columns: 1fr; } }
.mt { margin-top: 56px; } .row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }
.dark .btn { border-color: #f5f4f0; color: #f5f4f0; } .dark .btn:hover { background: #f5f4f0; color: var(--ink); }