/* KiosQ presentation site (kiosq.ch): no external resources, system fonts */
:root {
  --bg: #ffffff;
  --bg-soft: #f6f4fb;
  --card: #ffffff;
  --text: #17141f;
  --muted: #5d586b;
  --border: #e6e2ef;
  --primary: #7c3aed;
  --primary-hover: #6d28d9;
  --primary-soft: #efe7fd;
  --on-primary: #ffffff;
  --accent: #f9a8d4;
  --shadow: 0 1px 2px rgb(23 20 31 / 0.06), 0 12px 32px -12px rgb(23 20 31 / 0.18);
  --radius: 14px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0d14;
    --bg-soft: #17141f;
    --card: #1b1824;
    --text: #f2f0f7;
    --muted: #a9a3b8;
    --border: #2c2838;
    --primary: #a78bfa;
    --primary-hover: #c4b5fd;
    --primary-soft: #251d3b;
    --on-primary: #17141f;
    --shadow: 0 1px 2px rgb(0 0 0 / 0.4), 0 16px 40px -16px rgb(0 0 0 / 0.7);
    color-scheme: dark;
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.6 system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--primary);
}

h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
}

.wrap {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 16px;
}

@media (min-width: 640px) {
  .wrap {
    padding: 0 28px;
  }
}

/* Header */
.top {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--border);
}

.top .wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  font-size: 1.2rem;
  text-decoration: none;
  margin-right: auto;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 9px;
}

.lang {
  display: flex;
  gap: 2px;
  font-size: 0.85rem;
  font-weight: 600;
}

.lang a,
.lang span {
  padding: 4px 8px;
  border-radius: 6px;
  text-decoration: none;
  color: var(--muted);
}

.lang a:hover {
  color: var(--text);
  background: var(--bg-soft);
}

.lang span {
  color: var(--text);
  background: var(--bg-soft);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 10px;
  background: var(--primary);
  color: var(--on-primary);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.15s, transform 0.15s;
}

.btn:hover {
  background: var(--primary-hover);
}

.btn:active {
  transform: translateY(1px);
}

.btn svg {
  width: 18px;
  height: 18px;
}

.btn-sm {
  gap: 0;
  min-height: 38px;
  padding: 0 14px;
  font-size: 0.92rem;
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  background: var(--bg-soft);
}

@media (max-width: 420px) {
  .top .btn-sm .long {
    display: none;
  }
}

/* Hero */
.hero {
  padding: 64px 0 40px;
  background: radial-gradient(1000px 420px at 50% -80px, var(--primary-soft), transparent 70%);
  text-align: center;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 18px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
}

.hero h1 {
  font-size: clamp(2.1rem, 6vw, 3.6rem);
  max-width: 14em;
  margin: 0 auto;
}

.hero h1 em {
  font-style: normal;
  color: var(--primary);
}

.lead {
  max-width: 40em;
  margin: 20px auto 0;
  color: var(--muted);
  font-size: 1.15rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
}

.frame {
  margin: 48px auto 0;
  max-width: 1080px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.frame::before {
  content: '';
  display: block;
  height: 28px;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(circle, #f87171 4px, transparent 4.5px) 14px 50% / 16px 16px no-repeat,
    radial-gradient(circle, #fbbf24 4px, transparent 4.5px) 30px 50% / 16px 16px no-repeat,
    radial-gradient(circle, #34d399 4px, transparent 4.5px) 46px 50% / 16px 16px no-repeat,
    var(--bg-soft);
}

/* Sections */
section {
  padding: 72px 0;
}

.soft {
  background: var(--bg-soft);
}

.head {
  max-width: 44em;
  margin: 0 auto 40px;
  text-align: center;
}

.head h2 {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
}

.head p {
  margin: 12px 0 0;
  color: var(--muted);
}

/* Features */
.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
}

.card {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
}

.card h3 {
  font-size: 1.1rem;
  margin: 14px 0 6px;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.97rem;
}

.icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 11px;
  background: var(--primary-soft);
  color: var(--primary);
}

.icon svg {
  width: 22px;
  height: 22px;
}

/* Screenshots */
.show {
  display: grid;
  gap: 28px;
  align-items: center;
  padding: 36px 0;
}

@media (min-width: 900px) {
  .show {
    grid-template-columns: 5fr 7fr;
    gap: 56px;
  }

  .show.flip > :first-child {
    order: 2;
  }
}

.show h3 {
  font-size: clamp(1.4rem, 3vw, 1.8rem);
}

.show p {
  color: var(--muted);
  margin: 12px 0 0;
}

.show ul {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.show li {
  position: relative;
  padding-left: 26px;
  margin-top: 8px;
}

.show li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 0.45em;
  width: 14px;
  height: 8px;
  border-left: 2.5px solid var(--primary);
  border-bottom: 2.5px solid var(--primary);
  transform: rotate(-45deg);
}

.shot {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  background: var(--card);
}

.phones {
  display: flex;
  justify-content: center;
  gap: 16px;
}

.phones .shot {
  width: min(46%, 260px);
  border-radius: 22px;
}

.phones .shot:last-child {
  margin-top: 40px;
}

/* Call to action */
.cta {
  text-align: center;
}

.cta .box {
  padding: 56px 24px;
  border-radius: 22px;
  background: linear-gradient(135deg, #7c3aed, #a855f7 60%, #ec4899);
  color: #fff;
}

.cta h2 {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
}

.cta p {
  margin: 12px auto 28px;
  max-width: 34em;
  opacity: 0.9;
}

.cta .btn {
  background: #fff;
  color: #5b21b6;
}

.cta .btn:hover {
  background: #f3e8ff;
}

/* Footer */
footer {
  padding: 32px 0 40px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

footer .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 24px;
}

footer .brand {
  font-size: 1rem;
}

footer .brand img {
  width: 26px;
  height: 26px;
  border-radius: 7px;
}

footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

footer a {
  color: var(--muted);
}

footer a:hover {
  color: var(--text);
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}