:root {
  --ink: #111114;
  --paper: #F6F5F1;
  --white: #FFFFFF;
  --muted: #6B6B73;
  --line: #E4E2DC;
  --accent: #5B3DF5;
  --holo: linear-gradient(135deg, #6EE7F9 0%, #A78BFA 35%, #F472B6 70%, #FCD34D 100%);
  --radius: 20px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: Unbounded, system-ui, sans-serif; letter-spacing: -0.025em; line-height: 1.1; margin: 0; }
p { margin: 0; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .container { padding: 0 32px; } }

.todo { background: #FFF3B0; border-radius: 4px; padding: 0 4px; }

/* ---------- pruh nahoře ---------- */
.marquee { background: var(--ink); color: var(--paper); overflow: hidden; font-size: 13px; font-weight: 500; letter-spacing: .04em; }
.marquee__track { display: flex; width: max-content; animation: marquee 32s linear infinite; }
.marquee__track span { padding: 9px 0; white-space: nowrap; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- hlavička ---------- */
.header { position: sticky; top: 0; z-index: 10; background: rgba(246, 245, 241, .88); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; }
.wm { font-family: Unbounded, system-ui, sans-serif; font-weight: 400; font-size: 19px; letter-spacing: -0.02em; white-space: nowrap; }
.wm b { font-weight: 700; }
.nav { display: none; gap: 28px; font-size: 15px; font-weight: 500; }
.nav a { text-decoration: none; color: var(--muted); }
.nav a:hover { color: var(--ink); }
@media (min-width: 768px) { .nav { display: flex; } }
.pill { font-size: 13px; font-weight: 600; padding: 7px 14px; border-radius: 999px; background: var(--holo); color: var(--ink); white-space: nowrap; }

/* ---------- hero ---------- */
.hero { padding: 56px 0 72px; overflow: hidden; }
.hero__grid { display: grid; gap: 48px; align-items: center; }
@media (min-width: 900px) { .hero__grid { grid-template-columns: 1.15fr .85fr; gap: 64px; } .hero { padding: 96px 0 112px; } }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: 20px; }
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--holo); box-shadow: 0 0 0 3px rgba(167, 139, 250, .25); }
.hero h1 { font-size: clamp(36px, 7vw, 68px); font-weight: 700; }
.hero h1 .holo-text { background: var(--holo); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__lead { font-size: 19px; color: var(--muted); margin-top: 20px; max-width: 34ch; }

.signup { margin-top: 32px; max-width: 520px; scroll-margin-top: 120px; }
.signup__row { display: flex; flex-direction: column; gap: 10px; }
@media (min-width: 520px) { .signup__row { flex-direction: row; } }
.input { flex: 1 1 auto; min-width: 0; height: 54px; padding: 0 18px; font: inherit; font-size: 16px; border: 1.5px solid var(--line); border-radius: 999px; background: var(--white); color: var(--ink); }
.input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(91, 61, 245, .15); }
.btn { display: inline-flex; align-items: center; justify-content: center; height: 54px; padding: 0 26px; border: 0; border-radius: 999px; font: inherit; font-size: 16px; font-weight: 600; cursor: pointer; text-decoration: none; white-space: nowrap; transition: transform .15s ease; }
.btn:hover { transform: translateY(-1px); }
.btn--dark { background: var(--ink); color: var(--paper); }
.btn--light { background: var(--paper); color: var(--ink); }
.btn--ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--ink); }
.consent { display: flex; gap: 10px; align-items: flex-start; margin-top: 14px; font-size: 13px; color: var(--muted); line-height: 1.45; }
.consent input { margin-top: 2px; width: 16px; height: 16px; accent-color: var(--accent); flex: none; }
.hidden { position: absolute; left: -9999px; }

/* karty v hero */
.stack { position: relative; width: min(320px, 60vw); aspect-ratio: 63/88; margin: 0 auto; }
.card { position: absolute; inset: 0; border-radius: 22px; border: 3px solid var(--ink); }
.card--1 { background: var(--ink); transform: rotate(-14deg) translate(-16%, 2%); }
.card--2 { background: var(--white); transform: rotate(-4deg) translate(-4%, -2%); }
.card--3 {
  background: var(--holo); background-size: 220% 220%;
  transform: rotate(8deg) translate(10%, 2%);
  animation: shimmer 6s ease-in-out infinite alternate;
  display: grid; place-items: center; overflow: hidden;
  box-shadow: 0 30px 60px -20px rgba(17, 17, 20, .35);
}
.card--3::after { content: ""; position: absolute; inset: 0; background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, .55) 45%, transparent 60%); background-size: 250% 100%; animation: glare 4.5s ease-in-out infinite; }
.card--3 svg { width: 42%; height: auto; }
@keyframes shimmer { from { background-position: 0% 0%; } to { background-position: 100% 100%; } }
@keyframes glare { 0% { background-position: 150% 0; } 60%, 100% { background-position: -50% 0; } }

/* ---------- sekce ---------- */
.section { padding: 72px 0; border-top: 1px solid var(--line); }
@media (min-width: 900px) { .section { padding: 112px 0; } }
.section__head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 40px; }
.section h2 { font-size: clamp(28px, 4.5vw, 44px); font-weight: 700; }
.section__head p { color: var(--muted); max-width: 42ch; }

.grid { display: grid; gap: 16px; }
@media (min-width: 640px) { .grid--2 { grid-template-columns: repeat(2, 1fr); } .grid--4 { grid-template-columns: repeat(2, 1fr); } .grid--3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1000px) { .grid--4 { grid-template-columns: repeat(4, 1fr); } }

.tile { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.tile h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.tile p { color: var(--muted); font-size: 16px; }
.tile__icon { width: 44px; height: 44px; border-radius: 12px; background: var(--paper); display: grid; place-items: center; margin-bottom: 20px; font-size: 22px; }
.tile--feature .tile__icon { background: var(--holo); }

.why { display: grid; gap: 32px; }
@media (min-width: 768px) { .why { grid-template-columns: repeat(3, 1fr); } }
.why h3 { font-size: 19px; font-weight: 700; margin: 14px 0 8px; }
.why p { color: var(--muted); }
.why__num { font-family: Unbounded, sans-serif; font-size: 14px; font-weight: 700; color: var(--accent); }

/* prodejny */
.store { display: flex; flex-direction: column; gap: 20px; padding: 32px; }
.store__tag { align-self: flex-start; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; padding: 5px 12px; border-radius: 999px; background: var(--paper); }
.store h3 { font-size: 26px; margin: 0; }
.store__status { align-self: flex-start; display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; padding: 5px 12px; border-radius: 999px; background: var(--paper); }
.store__status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--holo); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .35; } }
.store__text { color: var(--muted); }
.store dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 6px 20px; font-size: 16px; }
.store dt { color: var(--muted); }
.store dd { margin: 0; }
.store .btn { align-self: flex-start; height: 46px; padding: 0 20px; font-size: 15px; margin-top: auto; }

/* e-shop brzy */
.soon { background: var(--ink); color: var(--paper); border-radius: 28px; padding: 56px 28px; text-align: center; position: relative; overflow: hidden; }
@media (min-width: 768px) { .soon { padding: 88px 48px; } }
.soon::before { content: ""; position: absolute; inset: -40% -10% auto; height: 80%; background: var(--holo); filter: blur(90px); opacity: .28; }
.soon > * { position: relative; }
.soon h2 { font-size: clamp(32px, 6vw, 60px); }
.soon p { color: #B9B9C2; max-width: 46ch; margin: 18px auto 32px; }

/* patička */
.footer { padding: 64px 0 40px; font-size: 14px; color: var(--muted); }
.footer__top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; padding-bottom: 40px; border-bottom: 1px solid var(--line); }
.footer__cols { display: flex; flex-wrap: wrap; gap: 48px; }
.footer h4 { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink); margin: 0 0 12px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer a { text-decoration: none; }
.footer a:hover { color: var(--ink); text-decoration: underline; }
.footer__legal { padding-top: 28px; display: grid; gap: 8px; font-size: 12.5px; line-height: 1.55; }

/* textové stránky */
.prose { max-width: 720px; padding: 64px 16px 96px; margin: 0 auto; }
.prose h1 { font-size: clamp(30px, 5vw, 44px); margin-bottom: 24px; }
.prose h2 { font-size: 20px; margin: 36px 0 10px; }
.prose p, .prose li { color: #3A3A42; }
.prose p + p { margin-top: 12px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}