/* Kůrovec – jednotný vzhled.
   Tmavý smrkový podklad ve třech stupních, jeden teplý akcent barvy pryskyřice jen pro akce,
   světlá "dřevěná" plocha pro ceny a kontakt. Jedna škála rohů, jedna čára, jeden pohyb. */
:root {
  /* povrchy (od nejtmavšího) */
  --spruce-0: #0b120e;    /* patička */
  --spruce: #0f1813;      /* pozadí stránky */
  --spruce-2: #151f1a;    /* pásy a karty */
  --spruce-3: #24332b;    /* ohraničení, hover */
  --moss: #6b8670;        /* sekundární linka */

  /* text na tmavé */
  --sap: #ece5d6;
  --fog: #a3ada6;

  /* akcent */
  --resin: #d99a4e;
  --resin-hover: #e7ad66;
  --resin-ink: #1f1408;

  /* světlá plocha */
  --paper: #f1ece1;
  --paper-2: #e7e0d1;
  --paper-field: #fbf8f2;
  --ink: #17221c;
  --ink-soft: #56625a;

  --danger: #e27c63;
  --ok: #93c49d;

  --line: color-mix(in srgb, var(--sap) 11%, transparent);
  --line-strong: color-mix(in srgb, var(--sap) 22%, transparent);

  --f-display: "Bricolage Grotesque", "Arial Narrow", system-ui, sans-serif;
  --f-body: "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;

  --step--1: clamp(0.84rem, 0.82rem + 0.1vw, 0.9rem);
  --step-0: clamp(1rem, 0.97rem + 0.15vw, 1.08rem);
  --step-1: clamp(1.18rem, 1.1rem + 0.4vw, 1.4rem);
  --step-2: clamp(1.45rem, 1.3rem + 0.8vw, 1.95rem);
  --step-3: clamp(1.9rem, 1.55rem + 1.7vw, 2.9rem);
  --step-4: clamp(2.4rem, 1.8rem + 3vw, 4.4rem);
  --step-5: clamp(2.9rem, 2rem + 4.6vw, 6.2rem);

  --wrap: 1240px;
  --gut: max(20px, env(safe-area-inset-left, 0px));
  --gut-r: max(20px, env(safe-area-inset-right, 0px));

  --r-sm: 8px;            /* pole, přepínače */
  --r: 14px;              /* karty, fotky, panely */
  --pill: 999px;          /* jen tlačítka a drobné odznaky */

  --ease: cubic-bezier(.22, .7, .2, 1);
  --t: .22s var(--ease);
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--spruce); color: var(--sap);
  font-family: var(--f-body); font-size: var(--step-0); line-height: 1.6;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img, video, canvas { max-width: 100%; display: block; }
a { color: inherit; text-underline-offset: .18em; text-decoration-thickness: 1px; }
::selection { background: var(--resin); color: var(--resin-ink); }
:focus-visible { outline: 2px solid var(--resin); outline-offset: 3px; border-radius: 4px; }

h1, h2, h3, h4 {
  font-family: var(--f-display); font-weight: 700; line-height: 1.04;
  font-variation-settings: "wdth" 88, "opsz" 96; letter-spacing: -0.02em;
  margin: 0; text-wrap: balance;
}
h1 { font-size: var(--step-5); }
h2 { font-size: var(--step-4); }
h3 { font-size: var(--step-2); font-variation-settings: "wdth" 92, "opsz" 48; letter-spacing: -0.01em; }
h4 { font-size: var(--step-1); font-variation-settings: "wdth" 96, "opsz" 24; font-weight: 600; letter-spacing: 0; line-height: 1.25; }
p { margin: 0; max-width: 64ch; }
.lead { font-size: var(--step-1); color: var(--fog); line-height: 1.55; }
.muted { color: var(--fog); }
.num { font-variant-numeric: tabular-nums; }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-left: var(--gut); padding-right: var(--gut-r); }
.section { padding-block: clamp(64px, 8vw, 120px); }
.stack { display: grid; gap: 1rem; }
.stack-lg { display: grid; gap: 2rem; }
.skip { position: absolute; left: -999px; top: 0; }
.skip:focus { left: 12px; top: 12px; z-index: 100; background: var(--resin); color: var(--resin-ink); padding: 8px 14px; border-radius: var(--r-sm); }

/* ---------- tlačítka ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .6em; justify-content: center;
  font: 600 var(--step-0)/1 var(--f-body); text-decoration: none; cursor: pointer;
  padding: .95em 1.45em; border-radius: var(--pill); border: 1px solid transparent;
  transition: background var(--t), color var(--t), border-color var(--t);
}
.btn-primary { background: var(--resin); color: var(--resin-ink); }
.btn-primary:hover { background: var(--resin-hover); }
.btn-ghost { border-color: var(--line-strong); color: var(--sap); background: transparent; }
.btn-ghost:hover { border-color: var(--sap); }
.btn-dark { background: var(--ink); color: var(--paper); }
.btn-dark:hover { background: #26362d; }
.btn-sm { padding: .7em 1.1em; font-size: var(--step--1); }

/* ---------- hlavička ---------- */
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 60; background: var(--spruce); }
.site-header {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: color-mix(in srgb, var(--spruce) 86%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; gap: 1.5rem; min-height: 70px; }
.brand { display: flex; align-items: center; gap: .65rem; text-decoration: none; flex-shrink: 0; }
.brand img { width: 38px; height: 38px; }
.brand b { font-family: var(--f-display); font-size: 1.45rem; font-variation-settings: "wdth" 85, "opsz" 48; font-weight: 700; letter-spacing: -0.01em; color: #c9a07a; }
.logo-full { width: 190px; height: auto; }
.nav { display: flex; gap: .15rem; margin-left: auto; align-items: center; }
.nav a {
  position: relative; text-decoration: none; font-size: .95rem; color: var(--fog); padding: .55em .7em;
  transition: color var(--t); white-space: nowrap;
}
.nav a::after { content: ""; position: absolute; left: .7em; right: .7em; bottom: .15em; height: 2px; border-radius: 2px; background: var(--resin); transform: scaleX(0); transition: transform var(--t); }
.nav a:hover { color: var(--sap); }
.nav a[aria-current="page"] { color: var(--sap); }
.nav a[aria-current="page"]::after { transform: none; }
.header-cta { display: flex; gap: .5rem; align-items: center; }
.cart-link { position: relative; }
.cart-count {
  min-width: 1.45em; height: 1.45em; border-radius: var(--pill); background: var(--resin-ink); color: var(--resin);
  font-size: .76rem; display: inline-grid; place-items: center; padding: 0 .35em;
}
.menu-btn { display: none; background: none; border: 1px solid var(--line-strong); color: var(--sap); border-radius: var(--pill); padding: .55em 1em; font: inherit; cursor: pointer; transition: border-color var(--t); }
.menu-btn:hover { border-color: var(--sap); }

@media (max-width: 1120px) {
  .menu-btn { display: inline-flex; margin-left: auto; }
  .nav {
    position: fixed; inset: calc(70px + env(safe-area-inset-top, 0px)) 0 auto 0; flex-direction: column; align-items: stretch;
    background: var(--spruce); padding: .5rem var(--gut-r) 2rem var(--gut); gap: 0; border-bottom: 1px solid var(--line);
    transform: translateY(-120%); transition: transform .35s var(--ease); max-height: calc(100dvh - 70px); overflow: auto;
  }
  .nav.open { transform: none; }
  .nav a { font-size: 1.2rem; padding: .85em 0; border-bottom: 1px solid var(--line); }
  .nav a::after { left: 0; right: auto; top: 50%; bottom: auto; width: 3px; height: 1.1em; transform: translate(-.9em, -50%) scaleY(0); }
  .nav a[aria-current="page"]::after { transform: translate(-.9em, -50%); }
  .header-cta .btn-label { display: none; }
}

/* ---------- hero ---------- */
.hero { position: relative; min-height: min(90vh, 860px); display: grid; align-items: end; overflow: clip; isolation: isolate; }
.hero-media { position: absolute; inset: -4%; z-index: -3; will-change: transform; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 40%; }
.hero-fog { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -2; pointer-events: none; opacity: .8; }
.hero-3d { position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: .45; }
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(180deg, color-mix(in srgb, var(--spruce) 50%, transparent) 0%, transparent 28%, color-mix(in srgb, var(--spruce) 35%, transparent) 55%, var(--spruce) 100%);
}
.hero-inner { padding-block: 22vh 8vh; display: grid; gap: 1.5rem; }
.hero h1 { max-width: 13ch; }
.hero .lead { color: var(--sap); max-width: 46ch; opacity: .88; }
.hero-actions { display: flex; gap: .75rem; flex-wrap: wrap; }
.hero-facts { display: flex; gap: 0; flex-wrap: wrap; margin-top: 1.2rem; color: var(--fog); font-size: var(--step--1); }
.hero-facts > div { padding: .2rem 1.8rem; border-left: 1px solid var(--line-strong); }
.hero-facts > div:first-child { padding-left: 0; border-left: 0; }
.hero-facts strong { display: block; color: var(--sap); font-size: var(--step-1); font-family: var(--f-display); font-variation-settings: "wdth" 92; font-weight: 600; }
@media (max-width: 560px) {
  .hero-facts { display: grid; gap: .9rem; }
  .hero-facts > div { padding: 0; border: 0; }
}

.hero-load > * { animation: rise .8s var(--ease) both; }
.hero-load > *:nth-child(n+2) { animation-delay: .1s; }
@keyframes rise { from { opacity: .001; transform: translateY(14px); } to { opacity: 1; transform: none; } }

/* ---------- služby (rozcestník) ---------- */
.services { display: grid; gap: 0; border-top: 1px solid var(--line); }
.service-row {
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center; padding-block: clamp(2rem, 5vw, 3.75rem); border-bottom: 1px solid var(--line);
  text-decoration: none; color: inherit;
}
.service-row:nth-child(even) .service-img { order: -1; }
.service-img { aspect-ratio: 4/3; overflow: hidden; border-radius: var(--r); position: relative; background: var(--spruce-2); }
.service-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.service-row:hover .service-img img { transform: scale(1.03); }
.service-row h3 { font-size: var(--step-3); font-variation-settings: "wdth" 88, "opsz" 96; letter-spacing: -0.02em; }
.service-row .go { display: inline-flex; gap: .5rem; align-items: center; color: var(--resin); font-weight: 600; margin-top: .4rem; text-decoration: underline; text-decoration-color: transparent; text-underline-offset: .25em; transition: text-decoration-color var(--t); }
.service-row:hover .go { text-decoration-color: currentColor; }
.service-row .price-hint { color: var(--sap); font-size: var(--step-1); font-family: var(--f-display); font-variation-settings: "wdth" 92; font-weight: 600; }
.service-row .price-hint small { color: var(--fog); font-family: var(--f-body); font-size: var(--step--1); font-weight: 400; }
@media (max-width: 760px) {
  .service-row { grid-template-columns: 1fr; }
  .service-row:nth-child(even) .service-img { order: 0; }
}

/* ---------- postup objednávky (skutečná sekvence) ---------- */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; counter-reset: s; margin-top: 3rem; }
.step { border-top: 1px solid var(--line-strong); padding-top: 1.3rem; display: grid; gap: .6rem; align-content: start; }
.step::before { counter-increment: s; content: counter(s); font-family: var(--f-display); font-size: var(--step-2); color: var(--resin); line-height: 1; font-weight: 600; }
.steps.plain .step::before { content: none; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }

/* ---------- světlá plocha ---------- */
.paper { background: var(--paper); color: var(--ink); color-scheme: light; --line: color-mix(in srgb, var(--ink) 13%, transparent); --line-strong: color-mix(in srgb, var(--ink) 26%, transparent); }
.paper .muted, .paper .lead { color: var(--ink-soft); }
.paper a { color: var(--ink); }
.paper a.btn-dark, .paper .btn-dark { color: var(--paper); }
.paper .btn-ghost { color: var(--ink); }
.paper .btn-ghost:hover { border-color: var(--ink); }
.total .muted { color: var(--ink-soft); }

/* ---------- 3D metr dřeva ---------- */
.cube-band { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.cube-stage { aspect-ratio: 1/1; width: 100%; position: relative; border-radius: var(--r); background: radial-gradient(70% 70% at 50% 45%, #1c2a22, var(--spruce) 100%); border: 1px solid var(--line); overflow: hidden; touch-action: pan-y; }
.cube-stage canvas { width: 100% !important; height: 100% !important; cursor: grab; }
.cube-stage canvas:active { cursor: grabbing; }
.cube-caption { position: absolute; left: 1.1rem; bottom: .9rem; right: 1.1rem; display: flex; justify-content: space-between; gap: 1rem; font-size: var(--step--1); color: var(--fog); pointer-events: none; }
.cube-fallback { position: absolute; inset: 0; display: grid; place-items: center; color: var(--fog); padding: 2rem; text-align: center; }
@media (max-width: 860px) { .cube-band { grid-template-columns: 1fr; } }

/* ---------- podstránky ---------- */
.page-head { position: relative; padding-block: clamp(56px, 8vw, 110px) clamp(40px, 6vw, 80px); overflow: clip; isolation: isolate; }
.page-head .bg { position: absolute; inset: 0; z-index: -2; }
.page-head .bg img, .page-head .bg video { width: 100%; height: 100%; object-fit: cover; opacity: .42; }
.page-head .bg video { opacity: .5; }
.page-head::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, var(--spruce) 10%, color-mix(in srgb, var(--spruce) 60%, transparent) 65%, color-mix(in srgb, var(--spruce) 25%, transparent)), linear-gradient(0deg, var(--spruce), transparent 55%); }
.page-head h1 { font-size: var(--step-4); max-width: 16ch; }
.crumbs { display: flex; gap: .5rem; flex-wrap: wrap; font-size: var(--step--1); color: var(--fog); margin-bottom: 1.2rem; }
.crumbs a { color: var(--fog); text-decoration: none; transition: color var(--t); }
.crumbs a:hover { color: var(--sap); }

/* ---------- přepínače (spojený pruh) ---------- */
.chip-row { display: flex; flex-wrap: wrap; gap: 0; padding: 0 1px 1px 0; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip span { display: inline-block; padding: .6em 1em; margin: 0 -1px -1px 0; border: 1px solid var(--line-strong); font-size: .92rem; cursor: pointer; transition: background var(--t), color var(--t); }
.chip:first-child span { border-radius: var(--r-sm) 0 0 var(--r-sm); }
.chip:last-child span { border-radius: 0 var(--r-sm) var(--r-sm) 0; }
.chip:only-child span { border-radius: var(--r-sm); }
.chip span:hover { background: color-mix(in srgb, var(--sap) 6%, transparent); }
.chip input:checked + span { background: var(--sap); color: var(--spruce); border-color: var(--sap); position: relative; z-index: 1; }
.chip input:disabled + span { opacity: .4; cursor: not-allowed; }
.chip input:focus-visible + span { outline: 2px solid var(--resin); outline-offset: 2px; }

/* ---------- katalog ---------- */
.catalog { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 2.5rem; align-items: start; }
.filters { position: sticky; top: calc(94px + env(safe-area-inset-top, 0px)); display: grid; gap: 1.6rem; padding: 1.4rem; background: var(--spruce-2); border: 1px solid var(--line); border-radius: var(--r); }
.filters fieldset { border: 0; margin: 0; padding: 0; display: grid; gap: .4rem; }
.filters legend { font-weight: 600; margin-bottom: .4rem; }
/* filtry: zaškrtávací seznam */
.filters .chip-row { flex-direction: column; padding: 0; }
.filters .chip span { display: flex; align-items: center; gap: .65em; margin: 0; padding: .32em 0; border: 0; border-radius: 0; background: none; color: var(--fog); }
.filters .chip span::before { content: ""; width: 1.05em; height: 1.05em; flex-shrink: 0; border: 1px solid var(--line-strong); border-radius: 4px; transition: background var(--t), border-color var(--t); }
.filters .chip input:checked + span { background: none; color: var(--sap); }
.filters .chip input:checked + span::before { background: var(--resin) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3.5 8.5l3 3 6-7' fill='none' stroke='%231f1408' stroke-width='2.2'/%3E%3C/svg%3E") center/80% no-repeat; border-color: var(--resin); }
.filters .chip span:hover { color: var(--sap); background: none; }
.products { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.25rem; }
.product { background: var(--spruce-2); border: 1px solid var(--line); border-radius: var(--r); display: grid; grid-template-rows: auto 1fr; overflow: hidden; transition: border-color var(--t); }
.product:hover { border-color: var(--line-strong); }
.product .swatch { aspect-ratio: 16/10; position: relative; overflow: hidden; }
.product .swatch canvas { width: 100%; height: 100%; }
.product .swatch img { width: 100%; height: 100%; object-fit: cover; }
.product .body { padding: 1.25rem; display: grid; gap: .75rem; align-content: start; }
.product h3 { font-size: var(--step-1); font-variation-settings: "wdth" 96, "opsz" 24; font-weight: 650; line-height: 1.2; letter-spacing: -0.005em; }
.product .desc { color: var(--fog); font-size: .95rem; }
.product .price { font-family: var(--f-display); font-size: var(--step-2); font-variation-settings: "wdth" 92; font-weight: 650; }
.product .price small { font-family: var(--f-body); font-size: var(--step--1); color: var(--fog); font-weight: 400; }
.product .buy { display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; margin-top: auto; }
.badge { display: inline-block; font-size: .78rem; padding: .25em .65em; border-radius: var(--pill); background: color-mix(in srgb, var(--ok) 18%, transparent); color: var(--ok); }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--line-strong); border-radius: var(--pill); }
.qty button { background: none; border: 0; color: var(--sap); width: 2.3rem; height: 2.3rem; cursor: pointer; font-size: 1.1rem; border-radius: var(--pill); transition: background var(--t); }
.qty button:hover { background: color-mix(in srgb, var(--sap) 8%, transparent); }
.qty input, .qty input[type=number] { width: 2.6rem; text-align: center; background: none; border: 0; padding: 0; color: var(--sap); font: inherit; -moz-appearance: textfield; }
.qty input::-webkit-inner-spin-button { -webkit-appearance: none; }
.empty { padding: 2rem; border: 1px dashed var(--line-strong); border-radius: var(--r); color: var(--fog); }
@media (max-width: 860px) { .catalog { grid-template-columns: 1fr; } .filters { position: static; } }

/* ---------- tabulky ceníku ---------- */
.table-wrap { overflow-x: auto; }
table.prices { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; min-width: 340px; }
table.prices th, table.prices td { text-align: left; padding: .85rem .8rem; border-bottom: 1px solid var(--line); vertical-align: top; }
table.prices th { font-weight: 600; font-size: var(--step--1); color: var(--ink-soft); }
table.prices td.r, table.prices th.r { text-align: right; white-space: nowrap; }
table.prices tr:hover td { background: color-mix(in srgb, currentColor 3%, transparent); }
@media (max-width: 520px) { table.prices th, table.prices td { padding: .7rem .4rem; font-size: .92rem; } }
.note { font-size: var(--step--1); color: var(--ink-soft); max-width: 70ch; }
.price-group { display: grid; gap: 1rem; padding-block: 2.5rem; border-top: 1px solid var(--line-strong); }
.price-group:first-of-type { border-top: 0; }

/* ---------- dvousloupcové bloky ---------- */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.photo { border-radius: var(--r); overflow: hidden; aspect-ratio: 4/3; background: var(--spruce-2); }
.photo img { width: 100%; height: 100%; object-fit: cover; }
.list { list-style: none; padding: 0; margin: 0; display: grid; }
.list li { padding: 1rem 0; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; }
.list li span:last-child { white-space: nowrap; font-variant-numeric: tabular-nums; }

/* ---------- formuláře ---------- */
.form { display: grid; gap: 1.1rem; }
.form .row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
@media (max-width: 620px) { .form .row { grid-template-columns: 1fr; } }
.field { display: grid; gap: .4rem; }
.field label { font-weight: 600; font-size: .95rem; }
.field .hint { font-size: var(--step--1); color: var(--fog); }
.paper .field .hint { color: var(--ink-soft); }
input[type=text], input[type=email], input[type=tel], input[type=number], input[type=date], select, textarea {
  width: 100%; font: inherit; color: var(--sap); background: var(--spruce); border: 1px solid var(--line-strong);
  border-radius: var(--r-sm); padding: .8em .95em; transition: border-color var(--t), box-shadow var(--t);
}
.paper input[type=text], .paper input[type=email], .paper input[type=tel], .paper input[type=number], .paper input[type=date], .paper select, .paper textarea {
  background: var(--paper-field); color: var(--ink);
}
input:hover, select:hover, textarea:hover { border-color: color-mix(in srgb, var(--sap) 35%, transparent); }
.paper input:hover, .paper select:hover, .paper textarea:hover { border-color: color-mix(in srgb, var(--ink) 40%, transparent); }
input:focus, select:focus, textarea:focus { border-color: var(--resin); box-shadow: 0 0 0 3px color-mix(in srgb, var(--resin) 22%, transparent); outline: none; }
textarea { min-height: 130px; resize: vertical; }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: var(--danger); }
.field .err { color: var(--danger); font-size: var(--step--1); display: none; }
.paper .field .err { color: #a3361f; }
.field.invalid .err { display: block; }
.check { display: flex; gap: .6rem; align-items: flex-start; font-size: .95rem; }
.check.invalid { color: var(--danger); }
.paper .check.invalid { color: #a3361f; }
.check input { margin-top: .3em; accent-color: var(--resin); width: 1.1em; height: 1.1em; }
.form-done { padding: 1.5rem; border-radius: var(--r); background: color-mix(in srgb, var(--ok) 12%, transparent); border: 1px solid color-mix(in srgb, var(--ok) 35%, transparent); display: grid; gap: .8rem; }
.paper .form-done { background: #dfe8d9; border-color: #a9c4a2; }

/* ---------- kalkulačka ---------- */
.tabs { display: flex; gap: 0 2rem; flex-wrap: wrap; margin-bottom: 2.2rem; border-bottom: 1px solid var(--line); }
.tabs button { font: 600 var(--step-1) var(--f-body); background: transparent; color: var(--fog); border: 0; border-bottom: 2px solid transparent; margin-bottom: -1px; padding: .8em 0; cursor: pointer; transition: color var(--t), border-color var(--t); }
.tabs button:hover { color: var(--sap); }
.tabs button[aria-selected="true"] { color: var(--sap); border-bottom-color: var(--resin); }
@media (max-width: 600px) {
  .tabs { flex-wrap: nowrap; overflow-x: auto; gap: 0 1.3rem; scrollbar-width: none; margin-inline: calc(-1 * var(--gut)) calc(-1 * var(--gut-r)); padding-inline: var(--gut) var(--gut-r); }
  .tabs::-webkit-scrollbar { display: none; }
  .tabs button { font-size: 1.02rem; white-space: nowrap; flex-shrink: 0; }
}
.calc { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 4rem); align-items: start; }
@media (max-width: 900px) { .calc { grid-template-columns: 1fr; } }
.calc-panel { display: grid; gap: 1.3rem; }
.range-row { display: flex; gap: 1rem; align-items: center; }
.range-row input[type=range] { flex: 1; min-width: 0; accent-color: var(--resin); }
.range-row output { min-width: 5.5em; text-align: right; font-variant-numeric: tabular-nums; font-weight: 600; }
.num-wrap { display: inline-flex; align-items: center; gap: .45rem; flex-shrink: 0; }
.range-row input.num-in { width: 5.2em; padding: .5em .65em; text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; }
.num-wrap .unit { min-width: 2.4em; color: var(--fog); font-size: .95rem; }
.total { background: var(--paper); color: var(--ink); border-radius: var(--r); padding: 1.6rem; display: grid; gap: .8rem; --line: color-mix(in srgb, var(--ink) 13%, transparent); --line-strong: color-mix(in srgb, var(--ink) 26%, transparent); }
.total .sum { font-family: var(--f-display); font-size: var(--step-4); font-variation-settings: "wdth" 88; font-weight: 700; line-height: 1; letter-spacing: -0.02em; }
.total dl { display: grid; grid-template-columns: 1fr auto; gap: .35rem 1rem; margin: 0; font-variant-numeric: tabular-nums; font-size: .95rem; }
.total dd { margin: 0; text-align: right; }
.total dt { color: var(--ink-soft); }

/* ---------- reference / recenze ---------- */
.quote-empty { display: grid; gap: 1rem; padding: 2rem; border-radius: var(--r); border: 1px dashed var(--line-strong); }

/* ---------- patička ---------- */
.site-footer { background: var(--spruce-0); padding-block: 4rem 2rem; border-top: 1px solid var(--line); font-size: .95rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2rem; }
.site-footer h4 { font-size: 1rem; margin-bottom: .8rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .45rem; }
.site-footer a { color: var(--fog); text-decoration: none; transition: color var(--t); }
.site-footer a:hover { color: var(--sap); }
.footer-big { font-family: var(--f-display); font-size: var(--step-2); font-variation-settings: "wdth" 92; font-weight: 600; color: var(--sap) !important; }
.legal { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; color: var(--fog); font-size: var(--step--1); }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }

.hours { display: grid; grid-template-columns: auto 1fr; gap: .3rem 1.2rem; margin: 0; }
.hours dd { margin: 0; font-variant-numeric: tabular-nums; }

/* plovoucí tlačítko na mobilu */
.call-fab { display: none; }
@media (max-width: 760px) {
  .call-fab { display: inline-flex; position: fixed; right: max(16px, env(safe-area-inset-right, 0px)); bottom: calc(16px + env(safe-area-inset-bottom, 0px)); z-index: 40; box-shadow: 0 8px 24px rgba(0,0,0,.4); }
}

.toast {
  position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); transform: translate(-50%, 140%);
  background: var(--sap); color: var(--spruce); padding: .9em 1.3em; border-radius: var(--r-sm); font-weight: 600; z-index: 80;
  max-width: calc(100% - 32px); visibility: hidden; box-shadow: 0 8px 24px rgba(0,0,0,.35);
  transition: transform .35s var(--ease), visibility 0s .35s;
}
.toast.show { transform: translate(-50%, 0); visibility: visible; transition: transform .35s var(--ease); }

/* odhalení při rolování – jen jemné prolnutí, výchozí stav je viditelný */
.reveal { transition: opacity .7s var(--ease); }
.js .reveal.pending { opacity: .001; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .js .reveal.pending { opacity: 1; }
}

/* ---------- regál s dřevem: hromádky zajedou do přihrádek (assets/js/drevo-regal.js) ---------- */
.wood-stage { position: absolute; z-index: 1; pointer-events: none; transition: transform .6s var(--ease); }
.wood-stage img { position: absolute; display: block; max-width: none; object-fit: fill; transform-origin: 50% 50%; will-change: transform, opacity; backface-visibility: hidden; }
.service-img .wood-stage img { object-fit: fill; transition: none; }
.wood-stage .wood-base { inset: 0; width: 100%; height: 100%; }
.service-row:hover .service-img .wood-stage img { transform: none; }
.service-row:hover .service-img .wood-stage { transform: scale(1.03); }

/* ---------- regál 1 × 1 × 1 m ve 3D (assets/js/regal3d.js) ---------- */
.rack-band { grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr); }
.rack-stage { position: relative; aspect-ratio: 16 / 10; width: 100%; max-width: 100%; border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); background: var(--spruce) url("../../img/regal-3d/pozadi.jpg") center / cover no-repeat; touch-action: pan-y; }
.rack-stage canvas { position: absolute; inset: 0; width: 100% !important; height: 100% !important; cursor: grab; }
.rack-stage canvas:active { cursor: grabbing; }
.rack-fallback { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.rack-stage .cube-caption { color: var(--sap); text-shadow: 0 1px 6px rgba(0, 0, 0, .7); }
@media (max-width: 860px) { .rack-band { grid-template-columns: 1fr; } }
@media (max-width: 600px) { .rack-stage { aspect-ratio: 1 / 1; } }

/* ---------- formuláře: všechna pole stejně vysoká a v řádku zarovnaná ---------- */
.form .row { align-items: start; }
.field { align-content: start; }
input[type=text], input[type=email], input[type=tel], input[type=number], input[type=date], select { height: 3.125rem; padding-block: 0; line-height: 1.25; }
input[type=date] { -webkit-appearance: none; appearance: none; display: block; min-width: 0; }
input[type=date]::-webkit-date-and-time-value { text-align: left; }
input[type=number] { -moz-appearance: textfield; }
input[type=number]::-webkit-inner-spin-button, input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
select { -webkit-appearance: none; appearance: none; padding-right: 2.6em; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3.5 6l4.5 4.5L12.5 6' fill='none' stroke='%23a3ada6' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .9em center; background-size: 1em; }
.paper select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3.5 6l4.5 4.5L12.5 6' fill='none' stroke='%2356625a' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .9em center; background-size: 1em; }
/* malá čísla v kalkulačce a počet kusů ve vlastních rozměrech */
.range-row input.num-in { height: 2.6rem; }
.qty input, .qty input[type=number] { height: 2.3rem; }

/* ---------- přehled toho, co vozíme: jen informace, nic ke klikání ---------- */
.cargo-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 1.75rem; border-top: 1px solid var(--line); }
.cargo-list li { display: flex; align-items: center; gap: .75rem; padding: .8rem 0; border-bottom: 1px solid var(--line); cursor: default; min-width: 0; }
.cargo-list li::before { content: ""; width: .45rem; height: .45rem; border-radius: 50%; background: var(--resin); flex-shrink: 0; }
@media (max-width: 420px) { .cargo-list { grid-template-columns: 1fr; } }

/* ---------- cena za metr u regálu ---------- */
.metr-cena { display: grid; gap: .3rem; padding: 1.1rem 1.25rem; border: 1px solid var(--line-strong); border-radius: var(--r); background: color-mix(in srgb, var(--spruce) 55%, transparent); }
.metr-cena strong { font-family: var(--f-display); font-size: var(--step-3); font-variation-settings: "wdth" 88; font-weight: 700; line-height: 1.05; letter-spacing: -0.02em; color: var(--sap); }
.metr-cena > span { font-size: .95rem; }
.metr-delky { display: flex; flex-wrap: wrap; gap: .35rem 1.2rem; margin-top: .35rem; font-size: .9rem; color: var(--fog); }
.metr-delky:empty { display: none; }
.metr-delky b { font-weight: 600; color: var(--sap); }
.metr-delky .on { color: var(--sap); }
.metr-delky .on b { color: var(--resin); }

/* ---------- jeřáb u Těžby na úvodní stránce (assets/js/jerab.js) ---------- */
.crane-canvas { position: absolute; inset: 0; width: 100%; height: 100%; transition: transform .6s var(--ease); }
.service-row:hover .service-img .crane-canvas { transform: scale(1.03); }

/* ---------- okno jednoho metru: sypané = 3D krychle (kostka3d.js), skládané = regál (regal3d.js) ---------- */
.rack-stage > canvas { transition: opacity .5s var(--ease); }
.rack-stage.is-sypane > canvas:not(.kostka-canvas) { opacity: 0; pointer-events: none; }
.rack-stage:not(.is-sypane) > .kostka-canvas { opacity: 0; pointer-events: none; }
.rack-stage.is-sypane { background: radial-gradient(70% 75% at 50% 46%, #18291f, #0b1610 100%); }

/* ---------- rozbalovací sekce (Naše technika) ---------- */
.fold > summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.fold > summary::-webkit-details-marker { display: none; }
.fold-title { display: grid; gap: .5rem; }
.fold-hint { font-size: var(--step-0); }
.fold-btn { display: inline-flex; align-items: center; gap: .7rem; padding: .7em 1.1em .7em 1.3em; border: 1px solid var(--line-strong); border-radius: var(--pill); font-weight: 600; font-size: var(--step--1); transition: border-color var(--t), background var(--t); }
.fold > summary:hover .fold-btn { border-color: var(--sap); }
.fold-icon { position: relative; width: 12px; height: 12px; }
.fold-icon::before, .fold-icon::after { content: ""; position: absolute; left: 0; top: 5px; width: 12px; height: 2px; border-radius: 2px; background: var(--resin); transition: transform var(--t); }
.fold-icon::after { transform: rotate(90deg); }
.fold[open] .fold-icon::after { transform: rotate(0deg); }
.fold-body { margin-top: 2.2rem; animation: fold-in .45s var(--ease); }
@keyframes fold-in { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }
.fold-label::before { content: "Zobrazit fotky"; }
.fold[open] .fold-label::before { content: "Skrýt fotky"; }

/* ---------- písma hostovaná na vlastním webu (nic se nenačítá z Googlu) ---------- */
@font-face { font-family: "Bricolage Grotesque"; font-style: normal; font-display: swap; font-weight: 200 800; font-stretch: 75% 100%;
  src: url(../fonts/bricolage-grotesque-latin-standard-normal.woff2) format("woff2-variations"), url(../fonts/bricolage-grotesque-latin-standard-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: "Bricolage Grotesque"; font-style: normal; font-display: swap; font-weight: 200 800; font-stretch: 75% 100%;
  src: url(../fonts/bricolage-grotesque-latin-ext-standard-normal.woff2) format("woff2-variations"), url(../fonts/bricolage-grotesque-latin-ext-standard-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: "Hanken Grotesk"; font-style: normal; font-display: swap; font-weight: 100 900;
  src: url(../fonts/hanken-grotesk-latin-wght-normal.woff2) format("woff2-variations"), url(../fonts/hanken-grotesk-latin-wght-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: "Hanken Grotesk"; font-style: normal; font-display: swap; font-weight: 100 900;
  src: url(../fonts/hanken-grotesk-latin-ext-wght-normal.woff2) format("woff2-variations"), url(../fonts/hanken-grotesk-latin-ext-wght-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; }

/* ---------- nadpisy nižší úrovně se vzhledem h4, skryté nadpisy pro čtečky ---------- */
.h4 { font-size: var(--step-1); font-variation-settings: "wdth" 96, "opsz" 24; font-weight: 600; letter-spacing: 0; line-height: 1.25; }
.site-footer .h4 { font-size: 1rem; margin-bottom: .8rem; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ---------- právní texty ---------- */
.doc { max-width: 76ch; display: grid; gap: 1rem; }
.doc h2 { font-size: var(--step-2); margin-top: 2rem; }
.doc h3 { font-size: var(--step-1); margin-top: .8rem; }
.doc p, .doc li { color: color-mix(in srgb, var(--sap) 88%, transparent); }
.doc ul, .doc ol { margin: 0; padding-left: 1.2rem; display: grid; gap: .4rem; }
.doc .box { padding: 1.3rem 1.4rem; border: 1px solid var(--line-strong); border-radius: var(--r); background: var(--spruce-2); display: grid; gap: .6rem; }
.doc .meta { color: var(--fog); font-size: var(--step--1); }
.form-note { font-size: .88rem; color: var(--fog); max-width: 60ch; }
.paper .form-note { color: var(--ink-soft); }
.form-note a { color: inherit; }
.legal-links { display: flex; gap: .4rem 1.2rem; flex-wrap: wrap; }
.legal-links a { color: var(--fog); }
.legal-links a:hover { color: var(--sap); }

/* ---------- čísla, která naběhnou: stejně široké číslice, ať text při počítání neposkakuje ---------- */
.counting { font-variant-numeric: tabular-nums; }

/* ---------- video v kartě služby (úvod: Těžba) ---------- */
.service-img video { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s var(--ease); }
.service-row:hover .service-img video { transform: scale(1.03); }



/* ---------- formulář v Kontaktu na světlé kartě, ať na tmavé stránce vynikne ---------- */
.form-card { padding: clamp(1.4rem, 3vw, 2.4rem); border-radius: calc(var(--r) + 6px); box-shadow: 0 30px 60px -32px rgba(0,0,0,.65); }
.form-card.paper h2 { color: var(--ink); }

/* ---------- šipka zpět na úvod: vlevo nahoře pod lištou, jede s rolováním ---------- */
.home-fab {
  position: fixed; z-index: 45; left: max(16px, env(safe-area-inset-left, 0px)); top: calc(env(safe-area-inset-top, 0px) + 92px);
  display: inline-flex; align-items: center; gap: 0; height: 46px; min-width: 46px; padding: 0 12px; border-radius: var(--pill);
  color: var(--sap); text-decoration: none; font-weight: 600; font-size: var(--step--1);
  background: color-mix(in srgb, var(--spruce-2) 82%, transparent); border: 1px solid var(--line-strong);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 10px 28px -12px rgba(0,0,0,.7);
  transition: gap var(--t), background var(--t), border-color var(--t), opacity .3s var(--ease), transform .3s var(--ease);
}
.home-fab svg { width: 20px; height: 20px; flex: none; fill: none; stroke: var(--resin); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; transition: transform var(--t); }
.home-fab span { max-width: 0; overflow: hidden; white-space: nowrap; transition: max-width var(--t); }
.home-fab:hover, .home-fab:focus-visible { gap: .5rem; border-color: var(--resin); background: color-mix(in srgb, var(--spruce-3) 90%, transparent); }
.home-fab:hover span, .home-fab:focus-visible span { max-width: 6rem; }
.home-fab:not(.is-top):hover svg { transform: translateX(-3px); }
.home-fab.is-top:hover svg { transform: translateY(-3px); }
.home-fab.is-top { opacity: 0; transform: translateY(-8px); pointer-events: none; }
.home-fab.is-top.show { opacity: 1; transform: none; pointer-events: auto; }
@media (max-width: 760px) { .home-fab { top: calc(env(safe-area-inset-top, 0px) + 80px); left: 12px; height: 42px; min-width: 42px; padding: 0 10px; } }
@media print { .home-fab { display: none; } }