/* Noozy — web
   Paleta a rytmus podle docs/web/ZADANI-WEB.md, kapitola 2.
   Web je tmavý pořád; světlá varianta se schválně neřeší. */

/* ---------- fonty (hostované lokálně kvůli GDPR, ne z Google CDN) ---------- */

/* Proměnné řezy — jeden soubor pokryje všechny tloušťky.
   Rozdělené na latin a latin-ext: čeština si stáhne obojí (č, ř, ž jsou v ext),
   angličtina jen ten menší. */

@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;
}
@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: 'JetBrains Mono';
  font-style: normal;
  font-weight: 100 800;
  font-display: swap;
  src: url('../fonts/jetbrains-mono-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;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 100 800;
  font-display: swap;
  src: url('../fonts/jetbrains-mono-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;
}

/* ---------- proměnné ---------- */

:root {
  --bg: #0E1518;
  --surface: #162024;
  --surface-2: #1E2A2F;
  --border: #26363C;
  --text: #E8F0F2;
  --text-dim: #9FB3B9;
  --accent: #2FB6C9;
  --accent-warm: #F2762E;
  --ok: #4CC38A;
  --warn: #E4B341;

  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;

  --wrap: 1140px;
  --wrap-narrow: 760px;
  --radius: 12px;
  --section-y: 72px;
}

@media (min-width: 860px) {
  :root { --section-y: 112px; }
}

/* ---------- základ ---------- */

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

@media (min-width: 860px) {
  body { font-size: 18px; }
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: #56cddd; }

h1, h2, h3, h4 {
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 0.5em;
  text-wrap: balance;
}

h1 { font-size: 34px; }
h2 { font-size: 26px; }
h3 { font-size: 19px; }

@media (min-width: 860px) {
  h1 { font-size: 56px; }
  h2 { font-size: 36px; }
  h3 { font-size: 22px; }
}

p { margin: 0 0 1em; max-width: 68ch; }

code, .mono { font-family: var(--mono); font-size: 0.92em; }
code {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.1em 0.35em;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: #06181c;
  padding: 10px 16px;
  z-index: 100;
  font-weight: 600;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ---------- rozvržení ---------- */

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
}

.wrap-narrow { max-width: var(--wrap-narrow); }

.section { padding: var(--section-y) 0; }
.section-alt { background: var(--surface); }

.section-title { text-align: center; margin-bottom: 12px; }
.section-sub {
  text-align: center;
  color: var(--text-dim);
  margin: 0 auto 48px;
  max-width: 60ch;
}
.section-title + .cards,
.section-title + .table-scroll,
.section-title + .feature { margin-top: 48px; }

.note {
  color: var(--text-dim);
  font-size: 14px;
  margin-top: 20px;
  max-width: 80ch;
}

/* ---------- hlavička ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(14, 21, 24, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 64px;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.02em;
  margin-right: auto;
}
.brand img { border-radius: 7px; }

.site-nav {
  display: none;
  align-items: center;
  gap: 24px;
  width: 100%;
  padding-bottom: 16px;
}

.site-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 0;
  padding: 0;
  width: 100%;
}

.site-nav ul a {
  display: block;
  padding: 10px 0;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
}
.site-nav ul a[aria-current='page'] { color: var(--accent); }

.nav-toggle:checked ~ .site-nav { display: flex; flex-direction: column; align-items: flex-start; }

.nav-burger {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px; height: 42px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
}
.nav-burger span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 14px;
}
.lang-switch a { color: var(--text-dim); text-decoration: none; }
.lang-switch a:hover { color: var(--text); }
.lang-switch .is-active { color: var(--accent); }
.lang-switch > *:not(:last-child)::after {
  content: '|';
  color: var(--border);
  margin-left: 6px;
}

@media (min-width: 900px) {
  .nav-burger { display: none; }
  .site-nav {
    display: flex;
    width: auto;
    padding-bottom: 0;
  }
  .site-nav ul { flex-direction: row; gap: 22px; width: auto; }
  .site-nav ul a { border-bottom: 0; padding: 4px 0; }
}

/* ---------- tlačítka ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 56px;
  padding: 0 26px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 17px;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 120ms ease, background-color 120ms ease;
}
.btn:hover { transform: translateY(-1px); }

.btn-play {
  background: var(--accent-warm);
  color: #111;
}
.btn-play:hover { background: #ff8640; color: #111; }

.btn-icon { width: 18px; height: 18px; fill: currentColor; flex: none; }

.btn-small { height: 40px; padding: 0 16px; font-size: 15px; }

.btn-ghost {
  border-color: var(--border);
  color: var(--text);
  background: transparent;
}
.btn-ghost:hover { background: var(--surface-2); color: var(--text); }

.btn.is-disabled {
  background: var(--surface-2);
  color: var(--text-dim);
  cursor: not-allowed;
  pointer-events: none;
  border-color: var(--border);
}

.btn-wide { width: 100%; }
@media (min-width: 700px) {
  .btn-wide { width: auto; }
}

.cta-block { margin: 28px 0 0; }
.cta-note {
  color: var(--text-dim);
  font-size: 14px;
  font-family: var(--mono);
  margin: 12px 0 0;
}
.cta-note-beta { font-family: var(--font); font-size: 15px; }
.cta-note-beta p { margin: 0; }

.arrow-link { font-weight: 600; text-decoration: none; }
.arrow-link:hover { text-decoration: underline; }

/* ---------- hero ---------- */

.hero { padding: 48px 0 var(--section-y); }

.hero-grid {
  display: grid;
  gap: 40px;
  align-items: center;
}

@media (min-width: 900px) {
  .hero { padding: 80px 0 var(--section-y); }
  .hero-grid { grid-template-columns: 1.05fr 0.95fr; gap: 56px; }
}

.badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--accent);
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 999px;
  padding: 5px 14px;
  margin: 0 0 20px;
}

.hero h1 span { display: block; }
.hero h1 span + span { color: var(--text-dim); }

.lead {
  font-size: 18px;
  color: var(--text-dim);
  max-width: 60ch;
}
@media (min-width: 860px) {
  .lead { font-size: 20px; }
}

.strip {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  margin: 56px 0 0;
  padding: 0;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.strip li {
  background: var(--bg);
  padding: 18px 12px;
  text-align: center;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}
@media (min-width: 700px) {
  .strip { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- screenshot v rámečku telefonu ---------- */

.shot { margin: 0; }

.phone {
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 8px;
  background: var(--surface);
  max-width: 320px;
  margin: 0 auto;
}
.phone img { border-radius: 21px; width: 100%; }

.phone-empty {
  aspect-ratio: 9 / 19.5;
  border-radius: 21px;
  background: var(--surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.1em;
}

/* obrázek na šířku (náhled štítku) — jen karta, žádný telefon */
.plate {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px;
  background: var(--surface);
  max-width: 460px;
  margin: 0 auto;
}
.plate img { border-radius: 6px; width: 100%; }

.shot figcaption {
  margin-top: 14px;
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
}

.shot-hero .phone { transform: rotate(-4deg); }
@media (prefers-reduced-motion: reduce) {
  .shot-hero .phone { transform: none; }
}

/* ---------- karty ---------- */

.cards { display: grid; gap: 20px; }
@media (min-width: 760px) {
  .cards-3 { grid-template-columns: repeat(3, 1fr); }
  .cards-2 { grid-template-columns: repeat(2, 1fr); }
}

.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
}
.section-alt .card { background: var(--surface-2); }
.card p { color: var(--text-dim); margin-bottom: 0; }
.card h3 { display: flex; align-items: baseline; gap: 10px; }

.card-strong { border-color: #33525a; }

.dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
  transform: translateY(-2px);
}

/* ---------- bloky funkcí ---------- */

.feature {
  display: grid;
  gap: 32px;
  align-items: center;
  padding: 40px 0;
  border-top: 1px solid var(--border);
}
.feature:first-of-type { border-top: 0; }

@media (min-width: 900px) {
  .feature {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 64px;
    padding: 56px 0;
  }
  .feature-flip .feature-media { order: 2; }
}

.kicker {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.kicker .num { color: var(--accent-warm); margin-right: 10px; }

.feature-text p { color: var(--text-dim); }
.feature-text h3 { font-size: 24px; color: var(--text); }
@media (min-width: 860px) {
  .feature-text h3 { font-size: 28px; }
}

.ticks { list-style: none; margin: 20px 0 0; padding: 0; }
.ticks li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 10px;
  color: var(--text);
}
.ticks li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--ok);
  font-weight: 700;
}

/* ---------- srovnávací tabulka ---------- */

.table-scroll { overflow-x: auto; }

.compare {
  width: 100%;
  border-collapse: collapse;
  min-width: 520px;
  font-size: 16px;
}
.compare th, .compare td {
  border-bottom: 1px solid var(--border);
  padding: 14px 16px;
  text-align: left;
}
.compare thead th {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.compare tbody th { font-weight: 400; }
.compare td { text-align: center; width: 22%; }
.compare .yes { color: var(--ok); font-size: 20px; }
.compare .no { color: #7d8f95; font-size: 20px; }
.compare .partial { color: var(--text-dim); font-size: 14px; }
.compare tbody tr:hover { background: var(--surface); }

/* ---------- soukromí ---------- */

.privacy-strip { background: var(--surface); }
.privacy-inner {
  display: grid;
  gap: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  padding: 32px;
}
@media (min-width: 760px) {
  .privacy-inner { grid-template-columns: 48px 1fr; gap: 28px; padding: 40px; }
}
.lock { width: 40px; height: 40px; color: var(--accent); }
.privacy-inner p { color: var(--text-dim); }
.privacy-inner h2 { font-size: 24px; }

/* ---------- FAQ ---------- */

.faq h2 { text-align: center; margin-bottom: 32px; }

.faq details {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  margin-bottom: 12px;
  padding: 0 20px;
}
.section-alt .faq details { background: var(--surface-2); }

.faq summary {
  cursor: pointer;
  padding: 18px 0;
  font-weight: 600;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  color: var(--accent);
  font-size: 22px;
  font-weight: 400;
  flex: none;
}
.faq details[open] summary::after { content: '–'; }
.faq details[open] summary { border-bottom: 1px solid var(--border); }

.faq-answer { padding: 16px 0 20px; color: var(--text-dim); }
.faq-answer p:last-child { margin-bottom: 0; }

/* ---------- závěrečné CTA ---------- */

.final-cta { background: var(--surface); text-align: center; }
.final-cta .wrap { display: flex; flex-direction: column; align-items: center; }
.final-cta .app-icon { border-radius: 20px; margin-bottom: 24px; }
.final-cta p { color: var(--text-dim); }
.final-cta .cta-note { text-align: center; }

/* ---------- textové stránky ---------- */

.text-page h1 { margin-bottom: 24px; }
.text-page .lead { margin-bottom: 40px; }

.prose h2 {
  font-size: 24px;
  margin-top: 48px;
  padding-top: 8px;
}
.prose h3 { font-size: 19px; margin-top: 32px; }
.prose ul, .prose ol { color: var(--text-dim); padding-left: 22px; }
.prose li { margin-bottom: 8px; }
.prose p { color: var(--text-dim); }
.prose blockquote {
  margin: 24px 0;
  padding: 16px 20px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.prose blockquote p { margin: 0; color: var(--text); }
.prose hr { border: 0; border-top: 1px solid var(--border); margin: 40px 0; }

.legal .prose { font-size: 16px; }
.legal .prose h2 { font-size: 21px; }

/* ---------- patička ---------- */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 56px 0 32px;
  background: var(--bg);
  font-size: 15px;
}

.footer-grid { display: grid; gap: 32px; }
@media (min-width: 760px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; }
}

.footer-col h2 {
  font-size: 13px;
  font-family: var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 14px;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: var(--text); text-decoration: none; }
.footer-col a:hover { color: var(--accent); text-decoration: underline; }

.brand-footer { font-size: 17px; margin-bottom: 12px; }
.footer-about p { color: var(--text-dim); margin-bottom: 0; }

.footer-note {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 13px;
}
.footer-note p { margin: 0; max-width: none; }

/* ---------- animace ---------- */

@media (prefers-reduced-motion: no-preference) {
  @supports (animation-timeline: view()) {
    .section > .wrap,
    .feature {
      animation: fade-up 300ms ease-out both;
      animation-timeline: view();
      animation-range: entry 0% entry 40%;
    }
  }
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn:hover { transform: none; }
}