/* precioz.net – v2 */

/* Inter (variabilní, OFL) hostovaný lokálně – nespoléháme na systémové písmo,
   které např. ve Firefoxu na Androidu umí vykreslit vše tenkým řezem. */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("../fonts/inter-latin-ext.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: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("../fonts/inter-latin.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: #f6f7f9;
  --surface: #ffffff;
  --surface-2: #eef1f5;
  --text: #0f172a;
  --muted: #536079;
  --line: #dde2ea;
  --accent: #2563eb;
  --accent-hover: #3b82f6;
  --accent-bright: #60a5fa;
  --accent-rgb: 37, 99, 235;
  --accent-ink: #ffffff;
  --accent-text: #1d4ed8;
  --accent-soft: #dbeafe;
  --brand: #0a1630;
  --brand-rgb: 10, 22, 48;
  --brand-2: #11244a;
  --cta-dark: var(--accent);
  --cta-dark-hover: var(--accent-hover);
  --cta-dark-ink: var(--accent-ink);
  --on-dark: #e8edf6;
  --on-dark-muted: #9aa8c3;
  --footer-bg: #050b18;
  --footer-link: #c8d1e1;
  --ok: #16a34a;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 8px 24px -12px rgba(15, 23, 42, .18);
  --wrap: 1180px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #070f1f;
    --surface: #0c1830;
    --surface-2: #12213d;
    --text: #e7edf8;
    --muted: #9aa8c3;
    --line: #1e2f52;
    --accent-soft: #12254a;
    --accent-text: #60a5fa;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 30px -14px rgba(0, 0, 0, .6);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.02em; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); }
h3 { font-size: 1.2rem; letter-spacing: -.01em; }
p { margin: 0 0 1em; }

.wrap { width: min(100% - 32px, var(--wrap)); margin-inline: auto; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 100; background: var(--accent); color: var(--accent-ink); padding: 8px 14px; border-radius: 8px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

/* ---------- header ---------- */
.header {
  position: fixed; inset: 0 0 auto; z-index: 50;
  transition: background .25s, box-shadow .25s, backdrop-filter .25s;
}
.header.is-scrolled {
  background: rgba(var(--brand-rgb), .82);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .06);
}
.header .wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 16px; }
.logo { display: inline-flex; align-items: center; color: #fff; text-decoration: none; font-weight: 800; font-size: 1.3rem; letter-spacing: -.03em; }
.logo b { color: var(--accent-bright); font-weight: 800; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  color: rgba(255, 255, 255, .82); text-decoration: none; font-size: .95rem; font-weight: 500;
  padding: 8px 12px; border-radius: 8px; transition: color .15s, background .15s;
}
.nav a:hover, .nav a.is-active { color: #fff; background: rgba(255, 255, 255, .08); }
.nav .btn { margin-left: 8px; }
.nav-toggle { display: none; background: none; border: 0; color: #fff; padding: 8px; cursor: pointer; border-radius: 8px; }

@media (max-width: 960px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    position: fixed; inset: 72px 0 auto; flex-direction: column; align-items: stretch; gap: 2px;
    background: rgba(var(--brand-rgb), .97); padding: 12px 16px 20px;
    border-top: 1px solid rgba(255, 255, 255, .08);
    transform: translateY(-8px); opacity: 0; visibility: hidden; transition: .2s;
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav a { padding: 12px; font-size: 1.05rem; }
  .nav .btn { margin: 8px 0 0; justify-content: center; }
  .header:has(.nav.is-open) { background: rgba(var(--brand-rgb), .97); }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  padding: 12px 22px; border-radius: 999px; font-weight: 600; font-size: 1rem;
  text-decoration: none; border: 1px solid transparent; cursor: pointer;
  transition: transform .15s, background .15s, box-shadow .15s, border-color .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--accent-ink) !important; box-shadow: 0 8px 24px -10px rgba(var(--accent-rgb), .7); }
.btn-primary:hover { background: var(--accent-hover) !important; }
.btn-ghost { border-color: rgba(255, 255, 255, .3); color: #fff; background: rgba(255, 255, 255, .04); }
.btn-ghost:hover { border-color: rgba(255, 255, 255, .6); background: rgba(255, 255, 255, .1); }
.btn-outline { border-color: var(--line); color: var(--text); background: var(--surface); }
.btn-outline:hover { border-color: var(--accent); }
.nav .btn-primary { padding: 9px 18px; font-size: .95rem; }
/* primární tlačítka na tmavém podkladu */
.nav .btn-primary, .hero .btn-primary { background: var(--cta-dark); color: var(--cta-dark-ink) !important; }
.nav .btn-primary:hover, .hero .btn-primary:hover { background: var(--cta-dark-hover) !important; }

/* ---------- hero ---------- */
.hero {
  position: relative; min-height: min(100svh, 860px); display: flex; align-items: center;
  color: #fff; background: var(--brand); overflow: hidden; padding: 120px 0 80px;
}
.hero-bg { position: absolute; inset: 0; background: url("../img/hero.jpg") center / cover no-repeat; opacity: .55; transform: scale(1.04); }
.hero::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(80% 60% at 15% 30%, rgba(var(--brand-rgb), .2), transparent 60%),
    linear-gradient(90deg, rgba(var(--brand-rgb), .96) 0%, rgba(var(--brand-rgb), .82) 45%, rgba(var(--brand-rgb), .35) 100%),
    linear-gradient(0deg, rgba(var(--brand-rgb), .9), transparent 40%);
}
.hero .wrap { position: relative; z-index: 1; }
.hero-content { max-width: 680px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-size: .85rem; font-weight: 600; letter-spacing: .04em;
  text-transform: uppercase; color: var(--accent-text); margin-bottom: 18px;
}
.hero .eyebrow { color: var(--accent-bright); background: rgba(var(--accent-rgb), .12); border: 1px solid rgba(var(--accent-rgb), .35); padding: 6px 14px; border-radius: 999px; }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 0 0 rgba(34, 197, 94, .6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px rgba(34, 197, 94, 0); } 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); } }
.hero h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); font-weight: 800; letter-spacing: -.035em; margin-bottom: 20px; }
.hero h1 span { color: var(--accent-bright); }
.hero .lead { font-size: clamp(1.05rem, 1.8vw, 1.25rem); color: rgba(255, 255, 255, .8); max-width: 580px; margin-bottom: 32px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 64px;
  background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .1); border-radius: var(--radius); overflow: hidden;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.hero-stats div { background: rgba(var(--brand-rgb), .55); padding: 20px 22px; }
.hero-stats strong { display: block; font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 800; letter-spacing: -.03em; color: #fff; }
.hero-stats span { color: rgba(255, 255, 255, .65); font-size: .9rem; }
@media (max-width: 720px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); margin-top: 44px; }
}

/* ---------- sections ---------- */
.section { padding: clamp(32px, 4.5vw, 56px) 0; }
.section-alt { background: var(--surface); border-block: 1px solid var(--line); }
.section-dark { background: var(--brand); color: var(--on-dark); }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head p { color: var(--muted); font-size: 1.1rem; margin: 0; }
.section-dark .section-head p { color: var(--on-dark-muted); }

.split { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.split p { color: var(--muted); }

.checks { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 12px; }
.checks li { display: flex; gap: 12px; align-items: flex-start; }
.checks svg { flex: none; margin-top: 3px; color: var(--ok); }

.media-card {
  background: linear-gradient(160deg, var(--surface-2), var(--surface));
  border: 1px solid var(--line); border-radius: 24px; padding: clamp(24px, 4vw, 48px);
  box-shadow: var(--shadow); position: relative;
}
.media-card img { margin-inline: auto; }
.media-card .badge {
  position: absolute; left: 20px; bottom: -18px; background: var(--brand); color: #fff; font-weight: 600; font-size: .9rem;
  padding: 10px 16px; border-radius: 12px; display: flex; gap: 8px; align-items: center; box-shadow: var(--shadow);
}
.media-card .badge b { color: var(--accent-bright); }

/* stats grid */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 56px; }
.stat {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px;
  display: flex; gap: 16px; align-items: center;
}
.section-alt .stat { background: var(--bg); }
.stat .ico { flex: none; width: 46px; height: 46px; border-radius: 12px; background: var(--accent-soft); color: var(--accent-text); display: grid; place-items: center; }
.stat strong { display: block; font-size: 1.5rem; font-weight: 800; letter-spacing: -.03em; line-height: 1.1; }
.stat span { color: var(--muted); font-size: .95rem; }
@media (max-width: 860px) { .stats { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .stats { grid-template-columns: 1fr; } }

/* pricing */

.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: stretch; }
@media (max-width: 960px) { .plans { grid-template-columns: 1fr; max-width: 520px; margin-inline: auto; } }
.plan {
  position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 32px 28px;
  display: flex; flex-direction: column;
}
.plan.is-featured { border: 2px solid var(--accent); box-shadow: 0 20px 50px -24px rgba(var(--accent-rgb), .55); }
.plan .tag {
  position: absolute; top: -13px; left: 28px; background: var(--accent); color: var(--accent-ink);
  font-size: .78rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: 4px 12px; border-radius: 999px;
}
.plan h3 { font-size: 1rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: 6px; }
.plan .desc { color: var(--muted); font-size: .95rem; margin-bottom: 20px; }
.speed { display: flex; align-items: baseline; gap: 6px; margin-bottom: 4px; }
.speed strong { font-size: 2.6rem; font-weight: 800; letter-spacing: -.04em; line-height: 1; }
.speed span { color: var(--muted); font-weight: 600; }
.price { font-size: 1.15rem; font-weight: 700; margin: 14px 0 22px; padding-bottom: 22px; border-bottom: 1px dashed var(--line); }
.price small { color: var(--muted); font-weight: 500; font-size: .9rem; }
.plan ul { list-style: none; padding: 0; margin: 0 0 28px; display: grid; gap: 10px; font-size: .97rem; }
.plan li { display: flex; gap: 10px; align-items: flex-start; }
.plan li svg { flex: none; margin-top: 4px; color: var(--ok); }
.plan .btn { margin-top: auto; }
.plan-group + .plan-group { margin-top: 56px; }
.plan-group-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 4px 24px; margin-bottom: 28px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.plan-group-head h3 { font-size: 1.35rem; margin: 0; }
.plan-group-head p { color: var(--muted); margin: 0; font-size: .97rem; }
.note { color: var(--muted); font-size: .9rem; margin-top: 28px; text-align: center; }

/* coverage */
.map-embed { display: flex; flex-direction: column; gap: 12px; }
.map-embed iframe {
  width: 100%; aspect-ratio: 4 / 3; height: auto; border: 1px solid var(--line); border-radius: 20px;
  background: var(--surface-2); box-shadow: var(--shadow); display: block;
}
.map-link { align-self: flex-end; display: inline-flex; align-items: center; gap: 6px; font-size: .92rem; font-weight: 600; color: var(--accent-text); text-decoration: none; }
.map-link:hover { text-decoration: underline; }

/* faq */
.faq { display: grid; gap: 12px; max-width: 860px; margin-inline: auto; }
.faq details {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 0 24px;
  transition: border-color .2s, box-shadow .2s;
}
.faq details[open] { border-color: color-mix(in srgb, var(--accent) 50%, var(--line)); box-shadow: var(--shadow); }
.faq summary {
  list-style: none; cursor: pointer; padding: 20px 0; font-weight: 600; font-size: 1.07rem;
  display: flex; justify-content: space-between; gap: 16px; align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex: none; width: 28px; height: 28px; border-radius: 50%;
  background:
    linear-gradient(var(--accent-text), var(--accent-text)) center / 12px 2px no-repeat,
    linear-gradient(var(--accent-text), var(--accent-text)) center / 2px 12px no-repeat,
    var(--surface-2);
  transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); margin: 0 0 20px; }

/* downloads */
.docs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (max-width: 720px) { .docs { grid-template-columns: 1fr; } }
.doc {
  display: flex; align-items: center; gap: 14px; padding: 16px 18px; border-radius: var(--radius-sm);
  background: var(--bg); border: 1px solid var(--line); text-decoration: none; transition: border-color .15s, transform .15s;
}
.doc:hover { border-color: var(--accent); transform: translateX(2px); }
.doc .ico { flex: none; width: 40px; height: 40px; border-radius: 10px; background: #fee2e2; color: #dc2626; display: grid; place-items: center; font-size: .7rem; font-weight: 800; }
.doc span { flex: 1; font-weight: 500; line-height: 1.35; }
.doc small { display: block; color: var(--muted); font-weight: 400; font-size: .85rem; }
.doc .dl { color: var(--muted); flex: none; }
.docs-group { margin-bottom: 36px; }
.docs-group h3 { font-size: .85rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 14px; }

/* contact */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.contact .map-embed iframe { flex: 1; aspect-ratio: auto; min-height: 380px; }
@media (max-width: 860px) { .contact { grid-template-columns: 1fr; } }
.contact-card { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: clamp(24px, 4vw, 40px); }
.section-alt .contact-card { background: var(--bg); }
.towns { font-size: 1.1rem; line-height: 1.8; margin: 0; }
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 18px; }
.contact-list li { display: flex; gap: 14px; align-items: flex-start; }
.contact-list .ico { flex: none; width: 42px; height: 42px; border-radius: 12px; background: var(--accent-soft); color: var(--accent-text); display: grid; place-items: center; }
.contact-list small { display: block; color: var(--muted); font-size: .85rem; }
.contact-list a { font-weight: 600; text-decoration: none; }
.contact-list a:hover { color: var(--accent-text); }
.contact-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* footer */
.footer { background: var(--footer-bg); color: var(--on-dark-muted); padding: 28px 0; font-size: .88rem; }
.footer a { color: var(--footer-link); text-decoration: none; }
.footer a:hover { color: var(--accent-bright); }
.footer .copy { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }

/* reveal */
.js .reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .pulse { animation: none; }
  * { transition: none !important; }
}