/* ═══════════════════════════════════════════════════════════
   Vrtané studny Ústecký kraj — Jakub Staněk
   ═══════════════════════════════════════════════════════════ */
:root {
  --n950: #050c1a;
  --n900: #08142b;
  --n850: #0b1a36;
  --n800: #0f2244;
  --n700: #16305e;
  --n600: #24467e;
  --or: #ff7a1a;
  --or-2: #ffa04a;
  --or-3: #e2560a;
  --sky: #7fd3ff;
  --tx: #e9eef8;
  --mut: #8e9cb9;
  --dim: #5d6c8a;
  --line: #ffffff12;
  --line-2: #ffffff22;
  --display: "Archivo", "Arial Narrow", Arial, sans-serif;
  --body: "Manrope", Inter, Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --pad: clamp(20px, 5vw, 64px);
  --r: 22px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; background: var(--n950); }
body {
  margin: 0; font-family: var(--body); color: var(--mut); background: var(--n950);
  line-height: 1.6; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
::selection { background: var(--or); color: var(--n950); }
img { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); color: #fff; margin: 0; line-height: 1.02; letter-spacing: -.02em; font-stretch: 88%; }
p { margin: 0; }
b, strong { color: var(--tx); }
.wrap { width: 100%; max-width: 1240px; margin: 0 auto; padding-inline: var(--pad); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.nowrap { white-space: nowrap; }
.i { width: 18px; height: 18px; fill: currentColor; flex: none; }
:focus-visible { outline: 3px solid var(--or); outline-offset: 3px; border-radius: 6px; }

/* ── tlačítka ─────────────────────────────────────────── */
.btn {
  --b: transparent;
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--display); font-stretch: 100%; font-weight: 700; font-size: 15.5px; letter-spacing: -.005em;
  padding: 13px 22px; border-radius: 12px; border: 1.5px solid var(--b);
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: transform .2s var(--ease), background .2s, box-shadow .25s, border-color .2s, color .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn .arr { transition: transform .25s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }
.btn-sm { padding: 10px 16px; font-size: 14.5px; }
.btn-lg { padding: 17px 28px; font-size: 16.5px; border-radius: 14px; }
.btn-block { width: 100%; }
.btn-or { background: linear-gradient(180deg, var(--or-2), var(--or) 55%, #f56a0c); color: var(--n950); box-shadow: 0 18px 40px -16px #ff7a1acc, inset 0 1px 0 #ffffff66; }
.btn-or:hover { box-shadow: 0 24px 50px -16px #ff7a1aee, inset 0 1px 0 #ffffff77; }
.btn-ghost { background: #ffffff08; color: #fff; --b: var(--line-2); backdrop-filter: blur(10px); }
.btn-ghost:hover { background: #ffffff12; --b: #ffffff44; }
.btn-navy { background: var(--n950); color: #fff; box-shadow: 0 18px 40px -18px #050c1a; }
.btn-navy:hover { background: var(--n900); }
.btn-wa { background: linear-gradient(180deg, #4ee57f, #25d366 55%, #17a94e); color: #03230f; box-shadow: 0 18px 40px -16px #25d366cc, inset 0 1px 0 #ffffff66; }
.btn-wa:hover { box-shadow: 0 24px 50px -16px #25d366ee, inset 0 1px 0 #ffffff77; }

/* ── hlavička ─────────────────────────────────────────── */
.hdr { position: fixed; inset: 0 0 auto; z-index: 80; transition: background .3s, box-shadow .3s, backdrop-filter .3s; }
.hdr-in { display: flex; align-items: center; gap: 18px; height: 76px; }
.hdr.solid { background: #050c1ad9; backdrop-filter: blur(16px) saturate(1.4); box-shadow: 0 1px 0 var(--line); }
.logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: #fff; }
.logo-mark {
  display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px;
  background: linear-gradient(160deg, var(--or-2), var(--or-3)); color: #fff;
  box-shadow: 0 10px 24px -10px #ff7a1aaa, inset 0 1px 0 #ffffff55;
}
.logo-mark svg { width: 22px; height: 22px; }
.logo-t { font-family: var(--display); font-weight: 800; font-size: 17px; line-height: 1.05; letter-spacing: -.01em; display: flex; flex-direction: column; }
.logo-t small { font-family: var(--mono); font-weight: 500; font-size: 10.5px; letter-spacing: .06em; color: var(--mut); margin-top: 4px; text-transform: uppercase; }

.nav { display: flex; gap: 2px; margin-left: auto; }
.nav a {
  color: #c4cee2; text-decoration: none; font-weight: 600; font-size: 14.5px;
  padding: 9px 13px; border-radius: 10px; transition: color .2s, background .2s;
}
.nav a:hover { color: #fff; background: #ffffff0d; }
.nav a.on { color: var(--or); }
.nav-cta-m { display: none; }
.hdr-tel { margin-left: 8px; }
.burger { display: none; width: 44px; height: 44px; border: 1px solid var(--line-2); border-radius: 12px; background: #ffffff08; cursor: pointer; margin-left: auto; position: relative; }
.burger span { position: absolute; left: 12px; right: 12px; height: 2px; background: #fff; border-radius: 2px; transition: transform .3s var(--ease), top .3s var(--ease); }
.burger span:first-child { top: 17px; } .burger span:last-child { top: 25px; }
.burger[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }

/* ── hero ─────────────────────────────────────────────── */
.hero {
  position: relative; overflow: hidden; isolation: isolate; background: var(--n950);
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  grid-template-rows: 1fr auto; min-height: 100svh;
}
.hero-media { grid-column: 2; grid-row: 1; min-height: 0; position: relative; overflow: hidden; background: var(--n900); }
.hero-media::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, #050c1ab8 0%, #050c1a3d 7%, #050c1a00 16%); }
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 52% 45%; filter: saturate(1.08) contrast(1.05) brightness(1.03); transform: scale(1.06); animation: heroZoom 30s var(--ease) forwards; }
@keyframes heroZoom { to { transform: scale(1); } }
.hero-shade { display: none; }

.hero-body { grid-column: 1; grid-row: 1; position: relative; z-index: 2; display: flex; align-items: center;
  padding: clamp(96px, 12vh, 140px) clamp(30px, 3.4vw, 76px) clamp(30px, 4.5vh, 56px) max(var(--pad), calc((100vw - 1240px) / 2 + var(--pad))); }
.hero-body::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(#ffffff08 1px, transparent 1px), linear-gradient(90deg, #ffffff08 1px, transparent 1px);
  background-size: 58px 58px;
  -webkit-mask-image: radial-gradient(ellipse 76% 68% at 28% 48%, #000 6%, transparent 78%);
          mask-image: radial-gradient(ellipse 76% 68% at 28% 48%, #000 6%, transparent 78%);
}
.hero-body::after { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(ellipse 48% 40% at 96% 6%, #ff7a1a1f, transparent 70%);
}
.hero-copy { width: 100%; max-width: 780px; }

.kicker {
  display: inline-flex; align-items: center; gap: 10px; padding: 8px 14px; border-radius: 999px;
  background: #ffffff08; border: 1px solid var(--line-2);
  font-family: var(--mono); font-size: 12px; font-weight: 500; letter-spacing: .06em; text-transform: uppercase; color: #c4cee2; margin-bottom: 20px;
  opacity: 0; animation: rise .8s var(--ease) forwards;
}
.kicker .sep { color: var(--dim); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--or); box-shadow: 0 0 0 0 #ff7a1a99; animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 9px #ff7a1a00; } 100% { box-shadow: 0 0 0 0 #ff7a1a00; } }

.hero-h { font-size: clamp(40px, min(5.2vw, 9vh), 92px); font-weight: 900; font-stretch: 76%; letter-spacing: -.035em; line-height: .88; margin-bottom: 20px; text-transform: uppercase; }
.hero-h .ln { display: block; opacity: 0; transform: translateY(40px); animation: rise .9s var(--ease) forwards; }
.hero-h .ln:nth-child(1) { animation-delay: .08s; } .hero-h .ln:nth-child(2) { animation-delay: .18s; } .hero-h .ln:nth-child(3) { animation-delay: .28s; }
.ln-or { background: linear-gradient(90deg, var(--or-2), var(--or) 50%, var(--or-3)); -webkit-background-clip: text; background-clip: text; color: transparent; }
@keyframes rise { to { opacity: 1; transform: none; } }
.hero-lead { font-size: clamp(16.5px, 1.5vw, 19.5px); line-height: 1.6; color: #aab6cf; max-width: 32em; margin-bottom: 24px; opacity: 0; animation: rise .9s .38s var(--ease) forwards; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; opacity: 0; animation: rise .9s .48s var(--ease) forwards; }

.hero-vis { display: none; }
.hv { position: relative; border-radius: 28px; overflow: hidden; border: 1px solid var(--line-2); background: var(--n900);
  box-shadow: 0 60px 120px -60px #000, 0 0 0 8px #ffffff04, inset 0 1px 0 #ffffff12; max-height: 72vh; aspect-ratio: 440 / 620; margin-left: auto; }
.hv-svg { display: block; width: 100%; height: 100%; }
.hv-hud { position: absolute; z-index: 2; left: 16px; right: 16px; top: 16px; display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.hv-hud > div { padding: 9px 13px; border-radius: 12px; background: #050c1acc; border: 1px solid var(--line-2); backdrop-filter: blur(8px); }
.hud-l { display: block; font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--mut); }
.hud-v { font-family: var(--display); font-weight: 900; font-stretch: 85%; font-size: 26px; color: #fff; line-height: 1.05; font-variant-numeric: tabular-nums; }
.hud-v b { color: var(--or); }
.hud-st { display: flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: #c4cee2; }
.hud-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--or); animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: .2; } }
.hud-st.hit { color: var(--sky); border-color: #7fd3ff55; }
.hud-st.hit .hud-dot { background: var(--sky); animation: pulseB 1.6s infinite; }
@keyframes pulseB { 0% { box-shadow: 0 0 0 0 #7fd3ffaa; } 100% { box-shadow: 0 0 0 9px #7fd3ff00; } }
.hv-cap { position: absolute; left: 0; right: 0; bottom: 12px; text-align: center; font-family: var(--mono); font-size: 10px; letter-spacing: .08em; color: var(--dim); text-transform: uppercase; }

.hv-rig { animation: shake .12s linear infinite; animation-play-state: paused; }
.hero.go .hv-rig { animation-play-state: running; }
.hero.hit .hv-rig { animation: none; }
@keyframes shake { 50% { transform: translateY(.6px); } }
.hv-glow { opacity: .15; transition: opacity 1.2s var(--ease); }
.hero.hit .hv-glow { opacity: 1; }
.hv-rip ellipse { opacity: 0; transform-box: fill-box; transform-origin: center; }
.hero.hit .hv-rip ellipse { animation: rip 2.6s ease-out infinite; }
.hero.hit .hv-rip ellipse:nth-child(2) { animation-delay: .85s; }
.hero.hit .hv-rip ellipse:nth-child(3) { animation-delay: 1.7s; }
@keyframes rip { 0% { opacity: .9; transform: scale(.3); } 100% { opacity: 0; transform: scale(4.2); } }

.stamp { position: absolute; bottom: 36px; left: -46px; width: 132px; height: 132px; border-radius: 50%; background: var(--or); box-shadow: 0 24px 50px -16px #ff7a1aaa, inset 0 0 0 6px #ffffff33; display: grid; place-items: center; z-index: 3; }
.stamp svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.stamp-rot { transform-origin: 100px 100px; animation: spin 18s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.stamp-c { position: relative; display: flex; align-items: baseline; gap: 2px; font-family: var(--display); font-weight: 900; font-stretch: 80%; color: var(--n950); font-size: 16px; }
.stamp-c b { font-size: 42px; line-height: 1; color: var(--n950); }

.hero-bar { grid-column: 1 / -1; grid-row: 2; position: relative; z-index: 3; border-top: 1px solid var(--line-2);
  background: linear-gradient(180deg, #071227, #04091a); box-shadow: 0 -30px 60px -40px #000; }
.hero-stats { list-style: none; width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 var(--pad); display: grid; grid-template-columns: repeat(4, 1fr); opacity: 0; animation: rise .9s .6s var(--ease) forwards; }
.hero-stats li { position: relative; padding: 18px 26px 20px; display: flex; flex-direction: column; gap: 4px; }
.hero-stats li:first-child { padding-left: 0; }
.hero-stats li + li { border-left: 1px solid var(--line); }
.hero-stats b { font-family: var(--display); font-weight: 900; font-stretch: 82%; font-size: clamp(21px, 1.75vw, 29px); color: #fff; letter-spacing: -.02em; line-height: 1.1; font-variant-numeric: tabular-nums; }
.hero-stats li > span { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--mut); }
.hero-stats li > span::before { content: ""; flex: none; width: 17px; height: 17px; border-radius: 6px; background: var(--or) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m6 12.5 4 4 8-9' fill='none' stroke='%23050c1a' stroke-width='3.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 11px no-repeat; }

/* ── marquee ──────────────────────────────────────────── */
.marquee { background: var(--n900); border-block: 1px solid var(--line); overflow: hidden; padding: 22px 0; }
.mq-track { display: flex; width: max-content; animation: mq 50s linear infinite; }
.mq-row { display: flex; flex: none; }
.mq-row span { font-family: var(--display); font-weight: 900; font-stretch: 80%; font-size: clamp(30px, 4vw, 52px); text-transform: uppercase; letter-spacing: -.01em; line-height: 1; padding: 0 28px; white-space: nowrap; display: flex; align-items: center; gap: 56px; color: transparent; -webkit-text-stroke: 1.2px #ffffff40; transition: color .3s, -webkit-text-stroke-color .3s; }
.mq-row span:hover { color: var(--or); -webkit-text-stroke-color: var(--or); }
.mq-row span::after { content: ""; width: 12px; height: 12px; background: var(--or); transform: rotate(45deg); flex: none; }
@keyframes mq { to { transform: translateX(-50%); } }
.marquee:hover .mq-track { animation-play-state: paused; }

/* ── záruka (oranžový pás) ───────────────────────────── */
.promise { position: relative; background: linear-gradient(120deg, var(--or-2), var(--or) 45%, var(--or-3)); color: var(--n950); overflow: hidden; isolation: isolate; }
.promise::before { content: ""; position: absolute; inset: 0; z-index: -1; opacity: .12;
  background-image: repeating-linear-gradient(-45deg, var(--n950) 0 2px, transparent 2px 22px); }
.promise-in { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(28px, 5vw, 72px); align-items: center; padding-block: clamp(56px, 8vw, 104px); }
.promise-h { color: var(--n950); font-size: clamp(52px, 8vw, 120px); font-weight: 900; font-stretch: 74%; text-transform: uppercase; letter-spacing: -.04em; line-height: .86; }
.promise-h span { color: #fff; text-shadow: 0 6px 30px #a3380066; }
.promise-copy p { font-size: clamp(17px, 1.6vw, 20px); color: #2a1404; margin-bottom: 22px; font-weight: 500; }
.promise-copy b { color: var(--n950); }
.promise-copy ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.promise-copy li { display: flex; gap: 12px; align-items: center; font-weight: 700; color: var(--n950); font-size: 16px; }
.promise-copy li::before { content: ""; flex: none; width: 26px; height: 26px; border-radius: 8px; background: var(--n950) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m6 12.5 4 4 8-9' fill='none' stroke='%23ff7a1a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 16px no-repeat; }

/* ── obecné sekce ─────────────────────────────────────── */
.sec { position: relative; padding-block: clamp(80px, 11vw, 148px); }
.sec-alt { background: var(--n900); border-block: 1px solid var(--line); overflow: clip; }
.sec-alt::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(800px 460px at 100% 0%, #16305e66, transparent 60%), radial-gradient(600px 400px at 0% 100%, #ff7a1a12, transparent 60%); }
.sec > .wrap { position: relative; }
.sh { max-width: 800px; margin-bottom: clamp(44px, 5vw, 68px); }
.sh-row { max-width: none; display: flex; justify-content: space-between; align-items: end; gap: 32px; flex-wrap: wrap; }
.sh-row > div { flex: 1 1 560px; max-width: 760px; }
.sh-row .sh-sub { flex: 0 1 360px; }
.eyebrow { display: inline-flex; align-items: center; gap: 12px; font-family: var(--mono); font-weight: 500; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: #c4cee2; margin-bottom: 20px; }
.eyebrow span { display: inline-grid; place-items: center; height: 24px; padding: 0 8px; border-radius: 6px; background: #ff7a1a1f; color: var(--or); border: 1px solid #ff7a1a44; font-weight: 700; letter-spacing: .04em; }
.sh h2, .ct-copy h2 { font-size: clamp(38px, 5.4vw, 72px); font-weight: 900; font-stretch: 78%; letter-spacing: -.035em; line-height: .95; margin-bottom: 20px; text-transform: uppercase; }
.hl { color: var(--or); }
.sh-sub { font-size: clamp(16px, 1.5vw, 18.5px); color: var(--mut); }
.sh-sub a { color: var(--or); font-weight: 700; }

.rv { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.rv.in { opacity: 1; transform: none; }

/* spotlight karty */
.spot { --mx: 50%; --my: 0%; position: relative; isolation: isolate; }
.spot::after { content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; z-index: -1; opacity: 0; transition: opacity .35s;
  background: radial-gradient(380px circle at var(--mx) var(--my), #ff7a1a1f, transparent 60%); }
.spot:hover::after { opacity: 1; }

/* ── výhody (bento) ───────────────────────────────────── */
.benefits { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: minmax(220px, auto); gap: 16px; }
.bn { background: linear-gradient(180deg, #0f2244, #0b1a36); border: 1px solid var(--line); border-radius: var(--r); padding: 28px; overflow: hidden; display: flex; flex-direction: column; transition: transform .35s var(--ease), border-color .35s; }
.bn:hover { transform: translateY(-4px); border-color: #ff7a1a55; }
.bn-ico { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: #ff7a1a1a; border: 1px solid #ff7a1a40; color: var(--or); margin-bottom: auto; }
.bn-ico svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.bn h3 { font-size: 23px; font-weight: 800; font-stretch: 85%; margin: 28px 0 10px; }
.bn p { font-size: 15px; color: var(--mut); }
.bn p a { color: var(--or); font-weight: 700; text-decoration: none; }
.bn-big { grid-column: span 2; grid-row: span 2; background: radial-gradient(500px 300px at 20% 0%, #16305e, transparent 70%), linear-gradient(180deg, #0f2244, #08142b); }
.bn-big .bn-ico { margin-bottom: 0; background: #7fd3ff1a; border-color: #7fd3ff44; color: var(--sky); }
.bn.bn-big h3 { font-size: clamp(30px, 3.4vw, 46px); font-stretch: 78%; text-transform: uppercase; letter-spacing: -.03em; line-height: .95; }
.bn.bn-big p { font-size: 17px; max-width: 26em; }
.bn-big > *:not(.bn-art) { position: relative; z-index: 1; }
.bn-art { position: absolute; left: 0; right: 0; bottom: 0; height: 44%; pointer-events: none; }
.bn-art svg { width: 100%; height: 100%; }
.bn-or { background: linear-gradient(160deg, var(--or-2), var(--or) 50%, var(--or-3)); border-color: transparent; }
.bn-or:hover { border-color: transparent; }
.bn-or .bn-ico { background: #050c1a; border-color: transparent; color: var(--or); }
.bn.bn-or h3 { color: var(--n950); }
.bn.bn-or p { color: #2a1404; }

/* ── postup — řez ─────────────────────────────────────── */
.build { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(32px, 6vw, 88px); align-items: start; }
.build-vis { position: sticky; top: 100px; }
.well { position: relative; border-radius: 26px; overflow: hidden; background: var(--n950); border: 1px solid var(--line-2); box-shadow: 0 60px 100px -60px #000; }
.well svg { display: block; width: 100%; height: auto; }
.well-meter { position: absolute; top: 14px; left: 14px; padding: 8px 13px; border-radius: 12px; background: #050c1acc; backdrop-filter: blur(6px); border: 1px solid var(--line-2); font-family: var(--display); font-weight: 900; font-stretch: 85%; color: #fff; font-size: 22px; line-height: 1.05; font-variant-numeric: tabular-nums; }
.well-meter b { color: var(--or); }
.wm-l { display: block; font-family: var(--mono); font-weight: 500; font-size: 9.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--mut); }
.well .s { opacity: 0; transition: opacity .7s var(--ease); }
.well .s.on { opacity: 1; }
.well .bit { transition: transform 1.4s var(--ease); }
.well .scan path { animation: scan 2.4s ease-in-out infinite; }
@keyframes scan { 50% { opacity: .2; } }
.well[data-step="5"] .bit, .well[data-step="4"] .bit, .well[data-step="3"] .bit { opacity: 0; }
.well[data-step="5"] .win { fill: #ffd9a8; filter: drop-shadow(0 0 6px #ffb05c); }

.build-steps { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 16px; counter-reset: st; }
.bs { position: relative; padding: 36px 38px; border-radius: 22px; border: 1px solid var(--line); background: #ffffff05; min-height: 42vh; display: flex; flex-direction: column; justify-content: center; overflow: hidden; transition: background .45s, border-color .45s; }
.bs::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--or); transform: scaleY(0); transform-origin: top; transition: transform .6s var(--ease); }
.bs.on { background: linear-gradient(120deg, #ff7a1a12, #ffffff05 60%); border-color: #ff7a1a40; }
.bs.on::before { transform: none; }
.bs-n { display: block; margin-bottom: 16px; font-family: var(--mono); font-weight: 700; font-size: 13px; letter-spacing: .1em; color: var(--dim); transition: color .4s; }
.bs-n::before { content: "KROK "; }
.bs.on .bs-n { color: var(--or); }
.bs h3 { font-size: clamp(24px, 2.4vw, 32px); font-weight: 800; font-stretch: 82%; margin-bottom: 12px; }
.bs p { color: var(--mut); font-size: 16px; max-width: 34em; }

/* ── kalkulačka ───────────────────────────────────────── */
.price-promise { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin-bottom: 20px; overflow: hidden; border: 1px solid var(--line-2); border-radius: 22px; background: var(--line-2); }
.price-promise > div { padding: clamp(22px, 3vw, 34px); background: var(--n900); }
.price-promise > .guarantee { background: linear-gradient(135deg, #11284d, #0b1a36); }
.price-promise span { display: block; margin-bottom: 7px; color: var(--mut); font: 700 12px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.price-promise strong { display: block; color: #fff; font-family: var(--display); font-size: clamp(30px, 4vw, 48px); font-stretch: 78%; font-weight: 900; line-height: 1; letter-spacing: -.03em; }
.price-promise strong small { font-size: .48em; color: var(--mut); letter-spacing: 0; }
.price-promise .guarantee strong { color: var(--or); }
.price-promise p { margin-top: 8px; color: var(--mut); font-size: 14px; }
.calc { display: grid; grid-template-columns: 1.1fr .9fr; border-radius: 28px; overflow: hidden; border: 1px solid var(--line-2); background: var(--n900); box-shadow: 0 60px 120px -70px #000; }
.calc-in { padding: clamp(28px, 4vw, 56px); display: flex; flex-direction: column; justify-content: center; gap: 24px;
  background-image: linear-gradient(#ffffff06 1px, transparent 1px), linear-gradient(90deg, #ffffff06 1px, transparent 1px); background-size: 32px 32px; }
.rng { display: grid; gap: 14px; }
.rng-top { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; font-weight: 700; color: var(--tx); font-size: 16px; }
.rng-top output { font-family: var(--display); font-weight: 900; font-stretch: 80%; font-size: clamp(40px, 5vw, 64px); color: var(--or); letter-spacing: -.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.rng.sm .rng-top { font-size: 14.5px; }
.rng.sm .rng-top output { font-size: 24px; }
.rng-scale { display: flex; justify-content: space-between; font-family: var(--mono); font-size: 11.5px; color: var(--dim); }
input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 10px; border-radius: 99px; background: linear-gradient(90deg, var(--or-3), var(--or) var(--p, 22%), #ffffff14 var(--p, 22%)); cursor: pointer; }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 28px; height: 28px; border-radius: 50%; background: #fff; border: 5px solid var(--or); box-shadow: 0 0 0 6px #ff7a1a26, 0 6px 16px -4px #000; transition: transform .15s; }
input[type=range]::-webkit-slider-thumb:hover { transform: scale(1.12); }
input[type=range]::-moz-range-thumb { width: 20px; height: 20px; border-radius: 50%; background: #fff; border: 5px solid var(--or); box-shadow: 0 0 0 6px #ff7a1a26; }
.calc-hint { font-size: 14.5px; color: var(--mut); }
.depth-presets { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.depth-presets button { border: 1px solid var(--line-2); border-radius: 10px; padding: 11px 8px; background: #ffffff08; color: #c4cee2; font: 700 14px var(--body); cursor: pointer; transition: .2s; }
.depth-presets button:hover { border-color: #ff7a1a88; color: #fff; }
.depth-presets button.on { background: var(--or); border-color: var(--or); color: var(--n950); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.chips-l { width: 100%; font-weight: 700; color: var(--tx); font-size: 14.5px; margin-bottom: 2px; }
.chip { font: 600 14px var(--body); padding: 10px 16px; border-radius: 999px; border: 1.5px solid var(--line-2); background: #ffffff06; color: #c4cee2; cursor: pointer; transition: all .2s; }
.chip:hover { border-color: #ff7a1a88; color: #fff; }
.chip.on { background: var(--or); border-color: var(--or); color: var(--n950); }
.calc-out { position: relative; background: linear-gradient(160deg, var(--or-2), var(--or) 45%, var(--or-3)); color: #2a1404; padding: clamp(28px, 4vw, 48px); display: flex; flex-direction: column; overflow: hidden; isolation: isolate; }
.calc-out::before { content: ""; position: absolute; inset: 0; z-index: -1; opacity: .1; background-image: repeating-linear-gradient(-45deg, var(--n950) 0 2px, transparent 2px 22px); }
.co-l { font-family: var(--mono); font-size: 12px; font-weight: 700; color: #4a2405; text-transform: uppercase; letter-spacing: .12em; }
.co-big { display: flex; align-items: baseline; gap: 10px; font-family: var(--display); font-weight: 900; font-stretch: 76%; font-size: clamp(60px, 7.4vw, 96px); color: var(--n950); letter-spacing: -.04em; line-height: 1; margin: 8px 0 4px; font-variant-numeric: tabular-nums; }
.co-big small { font-size: .34em; letter-spacing: 0; }
.co-sub { font-size: 14px; color: #4a2405; margin-bottom: 22px; font-weight: 600; }
.co-lines { list-style: none; margin: 0 0 26px; padding: 0; display: grid; }
.co-lines li { display: flex; justify-content: space-between; gap: 14px; padding: 11px 0; border-top: 1px solid #050c1a24; font-size: 14.5px; font-weight: 600; color: #2a1404; }
.co-lines b { color: var(--n950); white-space: nowrap; font-family: var(--display); }
.co-note { font-size: 12.5px; color: #4a2405; margin-top: 14px; }

/* ── z terénu — 4 fotky ───────────────────────────────── */
.photos { display: grid; grid-template-columns: 1.5fr 1fr 1fr; grid-template-rows: repeat(2, minmax(220px, 290px)); gap: 16px; }
.ph { position: relative; overflow: hidden; border-radius: 22px; border: 1px solid var(--line-2); padding: 0; background: var(--n900); cursor: zoom-in; display: block; width: 100%; height: 100%; }
.ph-1 { grid-row: span 2; }
.ph-2 { grid-column: span 2; }
.ph img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.85) contrast(1.05); transition: transform .8s var(--ease), filter .5s; }
.ph::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(0deg, #050c1af0 0%, #050c1a55 35%, transparent 60%); transition: opacity .4s; }
.ph:hover img { transform: scale(1.06); filter: saturate(1.05) contrast(1.05); }
.ph-cap { position: absolute; z-index: 2; left: 20px; right: 20px; bottom: 18px; display: flex; align-items: center; gap: 12px; text-align: left; font-family: var(--display); font-weight: 800; font-stretch: 88%; font-size: 19px; color: #fff; }
.ph-cap i { font-style: normal; font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: .08em; color: var(--n950); background: var(--or); padding: 4px 7px; border-radius: 6px; }
.ph::after { content: "⤢"; position: absolute; z-index: 2; right: 16px; top: 16px; width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; background: #050c1acc; border: 1px solid var(--line-2); color: #fff; font-size: 17px; opacity: 0; transform: translateY(-6px); transition: all .3s var(--ease); }
.ph:hover::after { opacity: 1; transform: none; }

/* ── technika ─────────────────────────────────────────── */
.rigs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 16px; }
.rig { background: linear-gradient(180deg, #0f2244, #0b1a36); border: 1px solid var(--line); border-radius: var(--r); padding: 28px; overflow: hidden; transition: transform .35s var(--ease), border-color .35s; }
.rig:hover { transform: translateY(-4px); border-color: #ff7a1a55; }
.rig-art { width: 100%; height: 200px; margin-bottom: 20px; border-radius: 14px; background: #050c1a; border: 1px solid var(--line);
  background-image: linear-gradient(#ffffff08 1px, transparent 1px), linear-gradient(90deg, #ffffff08 1px, transparent 1px); background-size: 16px 16px; padding: 16px 10px 0; }
.rig-art path.g { stroke: var(--or); stroke-width: 1.4; stroke-dasharray: 3 4; }
.rig-art rect { fill: #16305e; stroke: #ff7a1a88; stroke-width: 1.4; }
.rig-art path { fill: none; stroke: #ffffff40; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.rig-art path.m { stroke: var(--or); stroke-width: 7; stroke-linecap: butt; }
.rig-n { font-family: var(--mono); font-size: 12px; font-weight: 700; color: var(--or); letter-spacing: .1em; }
.rig h3 { font-size: clamp(26px, 2.6vw, 34px); font-weight: 900; font-stretch: 80%; text-transform: uppercase; letter-spacing: -.02em; margin: 6px 0 8px; }
.rig p { font-size: 15px; }
.specs { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: #ffffff04; }
.specs div { padding: 24px 28px; display: grid; gap: 4px; }
.specs div + div { border-left: 1px solid var(--line); }
.specs b { font-family: var(--display); font-weight: 900; font-stretch: 82%; font-size: clamp(22px, 2.2vw, 28px); color: #fff; line-height: 1.1; letter-spacing: -.01em; }
.specs span { font-size: 14px; }

/* ── služby ───────────────────────────────────────────── */
.svc { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
/* při lichém počtu karet (např. 5) roztáhne poslední kartu, aby řádek zůstal plný */
.svc > .sv:last-child:nth-child(3n + 2) { grid-column: span 2; }
.sv { background: linear-gradient(180deg, #0f2244, #0b1a36); border: 1px solid var(--line); border-radius: var(--r); padding: 30px; transition: transform .35s var(--ease), border-color .35s; }
.sv:hover { transform: translateY(-4px); border-color: #ff7a1a55; }
.sv-ico { width: 54px; height: 54px; border-radius: 15px; display: grid; place-items: center; background: #ff7a1a1a; border: 1px solid #ff7a1a40; color: var(--or); margin-bottom: 26px; transition: background .3s, color .3s; }
.sv:hover .sv-ico { background: var(--or); color: var(--n950); }
.sv-ico svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.sv h3 { font-size: 22px; font-weight: 800; font-stretch: 85%; margin-bottom: 10px; }
.sv p { font-size: 15px; }

/* ── povolení ─────────────────────────────────────────── */
.permit-simple { display: flex; align-items: center; justify-content: space-between; gap: clamp(28px, 6vw, 80px); padding: clamp(28px, 4vw, 48px); border: 1px solid var(--line-2); border-radius: 24px; background: linear-gradient(135deg, #0f2244, #0b1a36); }
.permit-simple h2 { margin-bottom: 12px; }
.permit-simple p:not(.eyebrow) { color: var(--mut); font-size: 17px; }
.permit-simple .btn { flex: none; }

/* ── faq ──────────────────────────────────────────────── */
.faq-w { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.faq-w .sh { position: sticky; top: 110px; }
.faq { display: grid; gap: 12px; }
.faq details { background: #ffffff05; border: 1px solid var(--line); border-radius: 18px; transition: border-color .3s, background .3s; }
.faq details[open] { border-color: #ff7a1a55; background: linear-gradient(120deg, #ff7a1a0e, #ffffff05 60%); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 66px 22px 24px; position: relative; font-family: var(--display); font-weight: 800; font-stretch: 90%; font-size: 18.5px; color: #fff; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 20px; top: 50%; width: 32px; height: 32px; margin-top: -16px; border-radius: 10px; background: #ff7a1a1a url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 5v14M5 12h14' stroke='%23ff7a1a' stroke-width='2.6' stroke-linecap='round'/%3E%3C/svg%3E") center / 16px no-repeat; transition: transform .3s var(--ease), background-color .3s; }
.faq details[open] summary::after { transform: rotate(45deg); background-color: #ff7a1a33; }
.faq details p { padding: 0 24px 24px; font-size: 15.5px; }

/* ── kontakt ──────────────────────────────────────────── */
.contact { position: relative; padding-top: clamp(80px, 11vw, 148px); overflow: hidden; isolation: isolate; }
.contact::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(900px 500px at 15% 10%, #ff7a1a24, transparent 60%), radial-gradient(800px 500px at 100% 60%, #16305e88, transparent 60%); }
.contact-in { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 6vw, 80px); align-items: start; }
.ct-lead { font-size: 18px; margin-bottom: 32px; }
.ct-phone { display: inline-flex; align-items: center; gap: 18px; text-decoration: none; color: #fff; font-family: var(--display); font-weight: 900; font-stretch: 80%; font-size: clamp(34px, 4.4vw, 54px); letter-spacing: -.02em; line-height: 1; margin-bottom: 40px; transition: color .2s; }
.ct-phone small { display: block; font-family: var(--mono); font-weight: 500; font-size: 11.5px; color: var(--mut); letter-spacing: .12em; text-transform: uppercase; margin-bottom: 6px; }
.ct-phone:hover { color: var(--or); }
.ct-ring { position: relative; width: 70px; height: 70px; border-radius: 22px; background: var(--or); color: var(--n950); display: grid; place-items: center; flex: none; box-shadow: 0 20px 40px -16px #ff7a1acc; }
.ct-ring .i { width: 30px; height: 30px; }
.ct-ring::before { content: ""; position: absolute; inset: 0; border-radius: inherit; border: 2px solid var(--or); animation: ring 2s infinite; }
@keyframes ring { to { transform: scale(1.5); opacity: 0; } }
.ct-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: -16px 0 44px; }
.ct-facts { margin: 0; display: grid; gap: 18px; }
.ct-facts div { padding-top: 18px; border-top: 1px solid var(--line); display: grid; gap: 4px; }
.ct-facts dt { font-family: var(--mono); font-size: 11px; font-weight: 500; text-transform: uppercase; letter-spacing: .14em; color: var(--dim); }
.ct-facts dd { margin: 0; font-size: 16.5px; color: var(--tx); }
.ct-facts a { color: var(--or); text-decoration: none; font-weight: 700; }
.ct-form { background: linear-gradient(180deg, #0f2244, #0b1a36); border: 1px solid var(--line-2); border-radius: 28px; padding: clamp(26px, 3.5vw, 42px); box-shadow: 0 60px 120px -60px #000; display: grid; gap: 16px; }
.ct-form h3 { font-size: 30px; font-weight: 900; font-stretch: 80%; text-transform: uppercase; letter-spacing: -.02em; }
.ct-form > p { font-size: 15px; margin-top: -8px; }
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.ct-form label { display: grid; gap: 7px; font-weight: 700; font-size: 14px; color: var(--tx); }
.ct-form input:not([type=checkbox]), .ct-form textarea { font: 500 15.5px var(--body); color: #fff; padding: 14px 16px; border-radius: 12px; border: 1.5px solid var(--line-2); background: #050c1a99; width: 100%; resize: vertical; transition: border-color .2s, box-shadow .2s, background .2s; }
.ct-form input::placeholder, .ct-form textarea::placeholder { color: var(--dim); }
.ct-form input:not([type=checkbox]):focus, .ct-form textarea:focus { outline: none; border-color: var(--or); background: #050c1a; box-shadow: 0 0 0 4px #ff7a1a26; }
.f-chips { border: 0; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.f-chips legend { font-weight: 700; font-size: 14px; color: var(--tx); margin-bottom: 8px; padding: 0; }
.f-chips label { display: block; cursor: pointer; }
.f-chips input { position: absolute; opacity: 0; }
.f-chips span { display: inline-block; padding: 9px 14px; border-radius: 999px; border: 1.5px solid var(--line-2); font-weight: 600; font-size: 14px; color: #c4cee2; transition: all .2s; }
.f-chips input:checked + span { background: var(--or); border-color: var(--or); color: var(--n950); }
.f-chips input:focus-visible + span { outline: 3px solid var(--or); outline-offset: 2px; }
.f-note { font-size: 12.5px; color: var(--dim); text-align: center; }
.map-w { padding-block: clamp(48px, 7vw, 88px); }
.map { width: 100%; height: 340px; border: 1px solid var(--line-2); border-radius: 24px; filter: invert(.92) hue-rotate(185deg) saturate(.55) brightness(.92) contrast(.95); }

/* ── patička ──────────────────────────────────────────── */
.ftr { background: #03081280; border-top: 1px solid var(--line); padding-top: 56px; }
.ftr-in { display: grid; grid-template-columns: 1.3fr 1fr auto; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid var(--line); }
.ftr-t { margin-top: 16px; font-size: 14.5px; max-width: 30em; color: var(--dim); }
.ftr-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; align-content: start; }
.ftr-nav a, .ftr-c a { color: #aab6cf; text-decoration: none; font-weight: 600; font-size: 14.5px; transition: color .2s; }
.ftr-nav a:hover, .ftr-c a:hover { color: var(--or); }
.ftr-c { display: grid; gap: 10px; align-content: start; }
.ftr-c a:first-child { font-family: var(--display); font-weight: 900; font-stretch: 85%; font-size: 24px; color: #fff; }
.ftr-b { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding-block: 22px 96px; font-family: var(--mono); font-size: 11.5px; color: var(--dim); letter-spacing: .02em; }
.ftr-credit { opacity: .72; }
.ftr-credit a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.ftr-credit a:hover { color: var(--or); }

/* ── mobilní dock ─────────────────────────────────────── */
.dock { position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 75; display: none; gap: 10px; padding: 8px; border-radius: 18px; background: #08142be6; backdrop-filter: blur(14px); box-shadow: 0 20px 40px -14px #000; border: 1px solid var(--line-2); transform: translateY(140%); transition: transform .35s var(--ease); }
.dock.show { transform: none; }
.dock .btn { flex: 1; padding: 13px 8px; font-size: 14px; gap: 7px; }
.dock .i { width: 17px; height: 17px; }

/* ── lightbox ─────────────────────────────────────────── */
.lb { position: fixed; inset: 0; z-index: 100; background: #030812f2; display: grid; place-items: center; padding: 60px 70px; backdrop-filter: blur(8px); }
.lb[hidden] { display: none; }
.lb figure { margin: 0; max-width: 100%; max-height: 100%; display: grid; gap: 14px; justify-items: center; }
.lb img { max-width: min(1400px, 100%); max-height: calc(100vh - 140px); border-radius: 16px; box-shadow: 0 40px 100px #000; }
.lb figcaption { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--mut); }
.lb-x, .lb-nav { position: absolute; border: 1px solid var(--line-2); background: #ffffff0a; color: #fff; cursor: pointer; border-radius: 14px; display: grid; place-items: center; transition: background .2s, border-color .2s; }
.lb-x:hover, .lb-nav:hover { background: var(--or); border-color: var(--or); color: var(--n950); }
.lb-x { top: 16px; right: 16px; width: 48px; height: 48px; font-size: 30px; line-height: 1; }
.lb-nav { top: 50%; width: 52px; height: 72px; margin-top: -36px; font-size: 40px; }
.lb-p { left: 12px; } .lb-n { right: 12px; }

/* ── responzivita ─────────────────────────────────────── */
@media (max-width: 1080px) {
  .nav { position: fixed; inset: 76px 0 auto; flex-direction: column; gap: 0; padding: 12px var(--pad) 24px; background: #050c1afa; backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); transform: translateY(-12px); opacity: 0; pointer-events: none; transition: all .3s var(--ease); }
  .nav.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav a { padding: 14px 6px; font-size: 17px; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav-cta-m { display: block; }
  .burger { display: block; margin-left: 0; }
  .hdr-tel { margin-left: auto; }
  .hero { grid-template-columns: minmax(0, 1fr); }
  .hero-media { grid-column: 1; grid-row: 1 / 3; position: absolute; inset: 0; }
  .hero-img { object-position: 60% 42%; }
  .hero-shade { display: block; position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background:
      linear-gradient(180deg, #050c1aad 0%, #050c1aa3 22%, #050c1a99 42%, #050c1ad4 72%, #050c1af7 100%),
      linear-gradient(94deg, #050c1ad9 0%, #050c1aa8 40%, #050c1a3d 74%, #050c1a14 100%); }
  .hero-body { grid-column: 1; grid-row: 1; align-items: flex-end; padding: 118px var(--pad) 42px; }
  .hero-body::before, .hero-body::after { display: none; }
  .hero-bar { grid-column: 1; grid-row: 2; }
  .hero-h { font-size: clamp(44px, 7.2vw, 84px); }
  .hero-vis { max-width: 420px; width: 100%; margin: 12px auto 0; }
  .hv { max-height: none; margin: 0; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .hero-stats li:nth-child(3) { padding-left: 0; border-left: 0; }
  .promise-in { grid-template-columns: 1fr; }
  .benefits { grid-template-columns: 1fr 1fr; }
  .build { grid-template-columns: 1fr; }
  .build-vis { position: static; max-width: 320px; margin: 0 auto 34px; width: 100%; }
  .bs { min-height: 0; }
  .calc, .faq-w, .contact-in { grid-template-columns: 1fr; }
  .faq-w .sh { position: static; }
  .rigs, .svc { grid-template-columns: 1fr 1fr; }
  .rigs .rig:last-child { grid-column: span 2; }
  .permit-simple { align-items: flex-start; flex-direction: column; }
  .ftr-in { grid-template-columns: 1fr 1fr; }
  .dock { display: flex; }
}
@media (max-width: 680px) {
  .price-promise { grid-template-columns: 1fr; }
  .hdr-tel span { display: none; }
  .hdr-tel { padding: 10px 12px; }
  .hero-body { padding: 104px var(--pad) 34px; }
  .hero-img { object-position: 62% 40%; animation: none; transform: none; }
  .hero-h { font-size: clamp(38px, 11.5vw, 64px); }
  .hud-st { display: none !important; }
  .hud-v { font-size: 21px; }
  .hero-cta { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
  .hero-cta .btn { width: 100%; justify-content: center; }
  .hero-cta .btn:first-child { grid-column: 1 / -1; }
  .hero-vis { max-width: 300px; }
  .stamp { width: 104px; height: 104px; left: -22px; bottom: 30px; }
  .stamp-c b { font-size: 32px; }
  .hero-stats li { padding: 14px 12px 16px; }
  .hero-stats li:first-child { padding-left: 0; }
  .hero-stats li + li { padding-left: 14px; }
  .hero-stats b { font-size: 20px; }
  .hero-stats li > span { font-size: 12px; }
  .benefits { grid-template-columns: 1fr; }
  .bn-big { grid-column: auto; grid-row: auto; min-height: 360px; }
  .build-vis { max-width: 280px; }
  .bs { padding: 24px 22px; }
  .photos { grid-template-columns: 1fr 1fr; grid-template-rows: 260px 170px 170px; gap: 10px; }
  .ph-1 { grid-row: auto; grid-column: span 2; }
  .ph-2 { grid-column: span 2; }
  .ph-cap { font-size: 15px; left: 14px; bottom: 12px; }
  .rigs, .svc { grid-template-columns: 1fr; }
  .svc > .sv:last-child:nth-child(3n + 2) { grid-column: auto; }
  .rigs .rig:last-child { grid-column: auto; }
  .specs { grid-template-columns: 1fr; }
  .specs div + div { border-left: 0; border-top: 1px solid var(--line); }
  .f-row { grid-template-columns: 1fr; }
  .pc-row { grid-template-columns: 1fr; }
  .ftr-in { grid-template-columns: 1fr; }
  .lb { padding: 60px 12px; }
  .lb-nav { top: auto; bottom: 16px; margin-top: 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .hero-h .ln, .hero-lead, .hero-cta, .hero-stats, .hero-vis, .kicker, .rv { opacity: 1; transform: none; }
  .mq-track { animation: none; }
}

/* Reference layout: right-hand photograph with an angled dividing edge. */
@media (min-width: 1081px) {
  .hero-media { margin-left: -64px; clip-path: polygon(64px 0, 100% 0, 100% 100%, 0 100%); z-index: 1; }
  .hero-media::after { background: linear-gradient(180deg, #050c1a45, #050c1a10 30%, #050c1a20); }
  .hero-img { object-position: 50% 50%; transform: none; animation: none; filter: none; }
  .hero-body { padding-right: clamp(64px, 6vw, 116px); }
  .hero-copy { max-width: 620px; }
}

/* ═══════════════════════════════════════════════════════════
   Úpravy 2026-10 — cena na vyžádání, telefon, efekty
   ═══════════════════════════════════════════════════════════ */

/* hero: kapka místo „0 Kč" v razítku */
.stamp-drop svg { width: 44px; height: 44px; fill: var(--n950); animation: drop 2.4s var(--ease) infinite; }
@keyframes drop { 0%, 100% { transform: translateY(-3px); } 50% { transform: translateY(3px); } }

/* hero: přelévající se oranžová v nadpisu */
.hero-h .ln-or { background-size: 220% 100%; background-image: linear-gradient(100deg, var(--or-3), var(--or) 25%, #ffd2a6 45%, var(--or) 60%, var(--or-3)); animation: rise .9s var(--ease) forwards, sheen 6s 1.2s ease-in-out infinite; animation-delay: .18s, 1.2s; }
@keyframes sheen { 0%, 100% { background-position: 100% 0; } 50% { background-position: 0 0; } }

/* cena na vyžádání — oranžový pruh s vlnami */
.promise { scroll-margin-top: 70px; }
.eyebrow-dk { color: #2a1404; }
.eyebrow-dk span { background: var(--n950); color: var(--or); border-color: transparent; }
.promise-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }
.promise-waves { position: absolute; inset: auto 0 0 0; height: 90px; z-index: -1; pointer-events: none; overflow: hidden; }
.promise-waves span { position: absolute; left: 0; bottom: 0; width: 200%; height: 100%; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 800 90' preserveAspectRatio='none'%3E%3Cpath d='M0 45 Q100 15 200 45 T400 45 T600 45 T800 45 V90 H0Z' fill='%23050c1a'/%3E%3C/svg%3E") 0 100% / 50% 100% repeat-x; opacity: .14; animation: waveX 9s linear infinite; }
.promise-waves span + span { opacity: .1; height: 70%; animation-duration: 14s; animation-direction: reverse; }
@keyframes waveX { to { transform: translateX(-50%); } }

/* tlačítko „jako telefon" */
.btn-phone { gap: 16px; padding: 12px 26px 12px 12px; font-size: 26px; font-weight: 900; font-stretch: 82%; letter-spacing: -.01em; line-height: 1; text-align: left; }
.btn-phone small { display: block; font-family: var(--mono); font-weight: 500; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: #2a1404; margin-bottom: 4px; }
.ct-ring.sm { width: 52px; height: 52px; border-radius: 15px; background: var(--n950); color: var(--or); box-shadow: none; }
.ct-ring.sm::before { border-color: var(--n950); }
.ct-ring.sm .i { width: 24px; height: 24px; }

/* průběh stránky jako hladina vody */
.flow { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 60; transform-origin: 0 50%; transform: scaleX(0); background: linear-gradient(90deg, #1f74c4, var(--sky), #e8f7ff); box-shadow: 0 0 14px #7fd3ffaa; pointer-events: none; }

/* vlnka po kliknutí na tlačítko */
.btn { overflow: hidden; isolation: isolate; }
.rpl { position: absolute; z-index: -1; width: 12px; height: 12px; margin: -6px 0 0 -6px; border-radius: 50%; background: #ffffff88; pointer-events: none; animation: rpl .7s ease-out forwards; }
@keyframes rpl { to { transform: scale(40); opacity: 0; } }

/* kapky vody po kliknutí kamkoli */
.splash { position: fixed; z-index: 70; width: 10px; height: 10px; margin: -5px 0 0 -5px; border-radius: 50%; border: 2px solid var(--sky); pointer-events: none; animation: splash .8s ease-out forwards; }
@keyframes splash { from { opacity: .9; transform: scale(.4); } to { opacity: 0; transform: scale(7); } }

@media (max-width: 680px) {
  .promise-cta .btn { width: 100%; }
  .hero-cta { grid-template-columns: 1fr; }
  .btn-phone { width: 100%; justify-content: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  .stamp-drop svg, .promise-waves span, .hero-h .ln-or { animation: none; }
  .hero-h .ln-or { opacity: 1; transform: none; }
}

/* názvy sekcí větší na desktopu */
@media (min-width: 900px) {
  .eyebrow { font-size: 18px; gap: 14px; letter-spacing: .12em; color: #e3e9f5; margin-bottom: 24px; }
  .eyebrow span { height: 32px; padding: 0 11px; font-size: 16px; border-radius: 8px; }
  .eyebrow-dk { color: #1a0c02; }
}