/* PONABO – web botníku
   Barvy: --bg #ECEAE5, --ink #141414, --muted #5E5D59, --body #3A3936 */

@font-face{font-family:"Instrument Sans";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/instrument-sans-latin-ext-400-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Instrument Sans";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/instrument-sans-latin-400-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Instrument Sans";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/instrument-sans-latin-ext-500-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Instrument Sans";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/instrument-sans-latin-500-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Instrument Sans";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/instrument-sans-latin-ext-600-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Instrument Sans";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/instrument-sans-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/ibm-plex-mono-latin-ext-400-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/ibm-plex-mono-latin-ext-500-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{--bg:#ECEAE5;--ink:#141414;--muted:#5E5D59;--body:#3A3936;--line:rgba(20,20,20,.12);--line2:rgba(20,20,20,.18);--dark:#141414;--dark-ink:#ECEAE5;--dark-muted:#9A9893;--dark-body:#C9C7C1;--dark-line:rgba(236,234,229,.18);--tile:#D6D3CF;--ease:cubic-bezier(.16,1,.3,1)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Instrument Sans","Helvetica Neue",Arial,sans-serif;overflow-x:clip;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--ink)}a:hover{color:var(--muted)}
h1,h2,h3,p{margin:0}
.wrap{max-width:1360px;margin:0 auto;padding-inline:clamp(20px,5vw,64px)}
.mono{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.muted{color:var(--muted)}
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--ink);color:var(--bg);padding:12px 18px}
.skip:focus{left:12px}
:focus-visible{outline:2px solid currentColor;outline-offset:3px}

/* Tlačítka */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:14px;min-height:52px;padding:0 28px;border:1px solid currentColor;border-radius:999px;text-decoration:none;transition:background .4s,color .4s,border-color .4s}
.btn-dark{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.btn-dark:hover{background:var(--bg);color:var(--ink)}
.btn-ghost{color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--bg)}

/* Hlavička */
.site-header{position:sticky;top:0;z-index:20;background:rgba(236,234,229,.86);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid rgba(20,20,20,.08)}
.site-header .wrap{display:flex;justify-content:space-between;align-items:center;height:72px}
.logo{text-decoration:none;font-weight:600;font-size:18px;letter-spacing:.32em}
.nav{display:flex;gap:36px;align-items:center}
.nav a{text-decoration:none}
.nav .btn{min-height:44px;padding:0 20px}

/* Úvod s fotkou */
.hero{position:relative;min-height:calc(100vh - 72px);min-height:calc(100svh - 72px);display:flex;align-items:center;overflow:hidden;background:#8A837C}
.hero-img{position:absolute;top:0;bottom:0;left:16%;width:84%;height:100%;object-fit:cover;object-position:0% 50%;-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 14%);mask-image:linear-gradient(90deg,transparent 0,#000 14%)}
.hero-veil{position:absolute;inset:0;background:linear-gradient(90deg,rgba(236,234,229,.94) 0%,rgba(236,234,229,.88) 30%,rgba(236,234,229,.55) 42%,rgba(236,234,229,0) 56%)}
.hero-inner{position:relative;width:100%;padding-block:64px}
.hero-copy{display:flex;flex-direction:column;gap:32px;max-width:520px}
.hero h1{font-weight:500;font-size:clamp(52px,7.2vw,116px);line-height:.92;letter-spacing:-.045em}
.hero-lead{max-width:400px;font-size:19px;line-height:1.55;color:#2A2927}
.btn-row{display:flex;gap:16px;flex-wrap:wrap}

/* Obecné sekce */
.section{padding:clamp(96px,10vw,160px) 0}
.dark{background:var(--dark);color:var(--dark-ink)}
.dark .muted{color:var(--dark-muted)}
.h2{font-weight:500;font-size:clamp(44px,6vw,96px);letter-spacing:-.04em;line-height:.95}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap}
.lead{max-width:380px;font-size:17px;line-height:1.6;color:var(--body)}

/* Manifest */
.manifest .wrap{display:flex;flex-direction:column;gap:48px}
.manifest-big{font-size:clamp(36px,5.2vw,84px);line-height:1.04;letter-spacing:-.035em;font-weight:500;max-width:1180px}
.manifest-small{max-width:520px;margin-left:auto;font-size:18px;line-height:1.6;color:var(--dark-body)}

/* Animace 2 → 4 → 6 */
.grow{position:relative;height:360vh;view-timeline-name:--grow;view-timeline-axis:block}
.grow-pin{position:sticky;top:0;height:100vh;overflow:hidden;--u:calc((100vh - 200px) / 1500);--y2:calc(108px + (100vh - 200px) * .1667);--y4:calc(108px + (100vh - 200px) * .0758);--y6:108px}
.grow-grid{height:100%;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:32px;align-items:center}
.grow-copy{display:flex;flex-direction:column;gap:32px;position:relative;z-index:2}
.grow-lines{display:flex;flex-direction:column;font-weight:500;font-size:clamp(36px,5.2vw,84px);line-height:1.04;letter-spacing:-.035em;gap:.12em}
.grow-lines span{display:block}
.swapline{display:grid;font-size:20px;line-height:1.5;color:var(--body);max-width:420px}
.swapline>span{grid-area:1/1}
.grow-col{position:relative;height:100%}
.grow-stage{position:absolute;left:36%;top:0;width:0;height:0;transform-origin:0 0;transform:translateY(var(--y6))}
.grow-stage img{position:absolute;max-width:none}
.g2{left:calc(var(--u) * -189.9);top:calc(var(--u) * -22.9);width:calc(var(--u) * 379);height:calc(var(--u) * 612.8);opacity:0}
.g4{left:calc(var(--u) * -207.9);top:calc(var(--u) * -41.7);width:calc(var(--u) * 415.7);height:calc(var(--u) * 1116.5);opacity:0}
.g6{left:calc(var(--u) * -228.1);top:calc(var(--u) * -60.6);width:calc(var(--u) * 453.9);height:calc(var(--u) * 1621.2)}
.gm{-webkit-mask-image:linear-gradient(to bottom,#000 0,#000 50%,transparent 58%,transparent 100%);mask-image:linear-gradient(to bottom,#000 0,#000 50%,transparent 58%,transparent 100%);-webkit-mask-size:100% 200%;mask-size:100% 200%;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;-webkit-mask-position:0 0;mask-position:0 0}
.l1,.l2{opacity:.16}
.s1,.s2{opacity:0}
/* Animaci řídí /assets/js/rust.js (funguje ve všech prohlížečích).
   Bez JS se ukáže rovnou PB6. */
.grow-stage,.g2,.g4,.g6,.l1,.l2,.l3,.s1,.s2,.s3{will-change:transform,opacity}

/* Barvy */
.colors{padding:clamp(72px,7vw,112px) 0}
.colors .wrap{display:flex;flex-direction:column;gap:56px}
.swatches{display:flex;gap:8px;height:460px}
.sw{flex:1 1 0;transition:flex-grow .8s cubic-bezier(.2,.7,.1,1);display:flex;flex-direction:column;justify-content:space-between;padding:24px;min-width:0;text-decoration:none;position:relative;overflow:hidden}
.sw:hover,.sw:focus-visible{flex-grow:3.4}
.sw img{position:absolute;inset:6% 0;width:100%;height:88%;object-fit:contain;transform:scale(1.06);opacity:0;transition:opacity .6s,transform 1s cubic-bezier(.2,.7,.1,1);pointer-events:none}
.sw:hover img,.sw:focus-visible img{opacity:1;transform:scale(1)}
.sw .mono{position:relative}

/* Produkty */
.products .wrap{display:flex;flex-direction:column;gap:64px}
.g3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{display:flex;flex-direction:column;gap:20px;padding-bottom:8px;text-decoration:none;color:var(--ink)}
.card:hover{color:var(--ink)}
.tile{overflow:hidden;background:var(--tile);aspect-ratio:4/5}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease)}
.card:hover .tile img{transform:scale(1.04)}
.card-row{display:flex;justify-content:space-between;align-items:baseline;border-top:1px solid var(--line2);padding-top:20px}
.card h3{font-weight:500;font-size:32px;letter-spacing:-.02em}
.card-foot{display:flex;justify-content:space-between;align-items:center;gap:16px}
.go{display:inline-flex;gap:10px;align-items:center;transition:gap .5s var(--ease)}
.card:hover .go{gap:16px}

/* Zakladatelé + patička */
.founders-sec{padding:clamp(96px,10vw,160px) 0 48px}
.founders-sec>.wrap{display:flex;flex-direction:column;gap:clamp(96px,10vw,160px)}
.founders{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(40px,6vw,104px);align-items:center}
.founders-photo{aspect-ratio:2106/2016;overflow:hidden;background:#2A2A28}
.founders-photo img{width:100%;height:100%;object-fit:cover}
.founders-copy{display:flex;flex-direction:column;gap:32px;max-width:520px}
.founders-copy h2{font-weight:500;font-size:clamp(40px,5vw,80px);letter-spacing:-.04em;line-height:.98}
.founders-copy p{font-size:19px;line-height:1.6;color:var(--dark-body)}
.people{display:flex;gap:48px;flex-wrap:wrap;border-top:1px solid var(--dark-line);padding-top:24px}
.people div{display:flex;flex-direction:column;gap:6px}
.people .name{font-size:22px;letter-spacing:-.01em}
.site-footer{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:28px}
.dark .site-footer{border-color:var(--dark-line)}
.site-footer .logo{font-size:18px}

/* Produktová stránka */
.pdp{padding:32px 0 120px}
.pdp-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:clamp(32px,5vw,88px);align-items:start}
.pdp-media{position:sticky;top:96px;display:flex;flex-direction:column;gap:16px}
.pdp-stage{position:relative;height:min(calc(100vh - 190px),900px);min-height:460px;aspect-ratio:4/5;max-width:100%;margin:0 auto;background:var(--tile);overflow:hidden}
.pdp-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transform:scale(1.03);transition:opacity .7s cubic-bezier(.4,0,.2,1),transform 1.1s var(--ease)}
.pdp-img.on{opacity:1;transform:none}
.pdp-views{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.pdp-views button{display:inline-flex;align-items:center;gap:12px;padding:6px 18px 6px 6px;border:1px solid rgba(20,20,20,.14);background:transparent;border-radius:999px;cursor:pointer;color:var(--ink);min-height:52px;transition:border-color .4s}
.pdp-views button[aria-pressed="true"]{border-color:var(--ink)}
.pdp-views img{width:40px;height:40px;object-fit:cover;border-radius:999px}
.pdp-info{display:flex;flex-direction:column;gap:32px;padding-top:4px}
.pdp-back{align-self:flex-start;display:inline-flex;align-items:center;gap:8px;min-height:44px;text-decoration:none;color:var(--muted);transition:color .3s}
.pdp-back:hover{color:var(--ink)}
.pdp-head{display:flex;flex-direction:column;gap:18px}
.pdp-title{display:flex;justify-content:space-between;align-items:baseline;gap:24px;flex-wrap:wrap}
.pdp-title h1{font-weight:500;font-size:clamp(64px,7vw,112px);line-height:.9;letter-spacing:-.05em}
.pdp-price{font-size:clamp(28px,2.6vw,40px);letter-spacing:-.02em}
.pdp-cap{font-size:19px;line-height:1.55;color:var(--body)}
.opt-label{margin:0 0 14px;color:var(--muted)}
.opt-label strong{font-weight:400;color:var(--ink)}
.seg{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%;padding:4px;border:1px solid var(--line2);border-radius:999px}
.seg-ind{position:absolute;top:4px;bottom:4px;left:4px;width:calc((100% - 8px)/3);border-radius:999px;background:var(--ink);transition:transform .8s var(--ease)}
.seg button{position:relative;z-index:1;min-height:52px;border:0;background:transparent;border-radius:999px;cursor:pointer;font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);transition:color .5s}
.seg button[aria-pressed="true"]{color:var(--bg)}
.dots{display:flex;gap:6px;flex-wrap:wrap}
.dot{width:44px;height:44px;border-radius:999px;border:1px solid transparent;background:transparent;padding:6px;cursor:pointer;display:inline-flex}
.dot span{display:block;width:100%;height:100%;border-radius:999px;box-shadow:inset 0 0 0 1px rgba(20,20,20,.15)}
.dot[aria-pressed="true"]{border-color:var(--ink)}
.pdp-buy{display:flex;flex-direction:column;gap:14px}
.pdp-cta{width:100%;min-height:60px}
.pdp-spec{margin:0;border-top:1px solid var(--line2)}
.pdp-spec div{display:flex;justify-content:space-between;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}
.pdp-spec dt{color:var(--muted)}
.pdp-spec dd{margin:0;text-align:right}
.pdp-footer{padding-bottom:40px}

/* Pomalé vynořování při scrollu */
@supports (animation-timeline:view()){
  .rv{animation:rv linear both;animation-timeline:view();animation-range:entry 5% cover 32%}
  .rv2{animation:rv linear both;animation-timeline:view();animation-range:entry 15% cover 40%}
}
@keyframes rv{from{opacity:0;transform:translateY(64px)}to{opacity:1;transform:none}}
/* Prohlížeče bez scroll-driven animací: vynoření přes IntersectionObserver */
.io .rv,.io .rv2{opacity:0;transform:translateY(48px);transition:opacity 1s var(--ease),transform 1.2s var(--ease)}
.io .rv2{transition-delay:.12s}
.io .rv.in,.io .rv2.in{opacity:1;transform:none}

/* Mobil */
@media (max-width:860px){
  .nav .hide-sm{display:none}
  .hero{display:block;min-height:0;background:var(--bg)}
  .hero-img{position:relative;inset:auto;left:auto;width:100%;height:72vh;object-position:48% 50%;-webkit-mask-image:none;mask-image:none}
  .hero-veil{display:none}
  .hero-inner{padding-block:40px 56px}
  .grow-pin{--u:calc(48vh / 1500);--y2:50vh;--y4:46vh;--y6:43vh}
  .grow-grid{display:block}
  .grow-copy{position:absolute;top:96px;left:0;right:0;gap:16px;padding-inline:clamp(20px,5vw,64px)}
  .grow-lines{flex-direction:row;gap:.25em;font-size:clamp(34px,10vw,56px)}
  .grow-col{position:absolute;inset:0}
  .grow-stage{left:50%}
  .swatches{flex-direction:column;height:auto}
  .sw{min-height:340px}
  .sw img{opacity:1;transform:none}
  .g3,.founders,.pdp-grid{grid-template-columns:minmax(0,1fr)}
  .pdp-media{position:relative;top:auto}
  .pdp-stage{height:auto;width:100%;min-height:0}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .grow{height:auto}
  .grow-pin{position:relative;height:auto;min-height:100vh}
  .rv,.rv2,.grow-stage,.g2,.g4,.g6,.l1,.l2,.l3,.s1,.s2,.s3{animation:none!important}
  *{transition-duration:.01ms!important}
}