/* tickity.de: one stylesheet, no web fonts, no external files.
   Only the five colours of the Tickity palette (docs/assets/color.txt), lighter or darker
   steps only as transparency of the same colours:
   petrol #1A535C, turquoise #4ECDC4, cream #F7FFF7, coral #FF6B6B, yellow #FFE66D. */

:root {
  --petrol: #1a535c;
  --turquoise: #4ecdc4;
  --cream: #f7fff7;
  --coral: #ff6b6b;
  --yellow: #ffe66d;

  --page: var(--cream);
  --card: var(--cream);
  --text: var(--petrol);
  --muted: rgb(26 83 92 / 0.75);
  --line: rgb(26 83 92 / 0.18);
  --link: var(--petrol);
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: var(--petrol);
    --card: rgb(247 255 247 / 0.06);
    --text: var(--cream);
    --muted: rgb(247 255 247 / 0.75);
    --line: rgb(247 255 247 / 0.18);
    --link: var(--turquoise);
  }
}

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

html {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 106.25%;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--page);
  color: var(--text);
}

a {
  color: var(--link);
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 3px solid var(--yellow);
  outline-offset: 2px;
}

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

.wrap {
  width: min(100% - 2rem, 46rem);
  margin-inline: auto;
}

/* --- header and hero --------------------------------------------------------------- */

.hero {
  background:
    radial-gradient(110% 70% at 50% 0%, rgb(78 205 196 / 0.28) 0%, rgb(78 205 196 / 0) 65%),
    var(--petrol);
  color: var(--cream);
  padding: 2.5rem 0 3.5rem;
  text-align: center;
}

.hero a {
  color: var(--turquoise);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--cream);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.01em;
}

.hero-logo {
  width: 9.5rem;
  height: 9.5rem;
  margin: 1.5rem auto 0.5rem;
  display: block;
  filter: drop-shadow(0 10px 24px rgb(26 83 92 / 0.6));
}

h1 {
  font-size: clamp(2rem, 6vw, 3.1rem);
  line-height: 1.15;
  margin: 0.6rem 0 0.8rem;
  letter-spacing: -0.01em;
}

h1 .accent {
  color: var(--yellow);
}

.lead {
  font-size: 1.15rem;
  max-width: 34rem;
  margin: 0 auto 1.8rem;
  color: rgb(247 255 247 / 0.88);
}

/* --- waitlist form ----------------------------------------------------------------- */

.waitlist {
  background: rgb(247 255 247 / 0.08);
  border: 1px solid rgb(247 255 247 / 0.2);
  border-radius: 1.2rem;
  padding: 1.2rem;
  max-width: 30rem;
  margin: 0 auto;
  text-align: left;
}

.waitlist label.email {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.waitlist .row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.waitlist input[type="email"] {
  flex: 1 1 14rem;
  min-width: 0;
  font: inherit;
  padding: 0.75rem 0.9rem;
  border-radius: 0.7rem;
  border: 2px solid transparent;
  background: var(--cream);
  color: var(--petrol);
}

.waitlist input[type="email"]::placeholder {
  color: rgb(26 83 92 / 0.55);
}

.waitlist input[type="email"]:focus {
  border-color: var(--yellow);
  outline: none;
}

.button {
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  border: 0;
  border-radius: 0.7rem;
  padding: 0.75rem 1.2rem;
  background: var(--yellow);
  color: var(--petrol);
  text-decoration: none;
  display: inline-block;
  box-shadow: 0 0 0 0 rgb(255 230 109 / 0);
  transition: box-shadow 0.15s ease;
}

.button:hover {
  box-shadow: 0 0 0 4px rgb(255 230 109 / 0.35);
}

.consent {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  margin-top: 0.9rem;
  font-size: 0.92rem;
  color: rgb(247 255 247 / 0.88);
}

.consent input {
  margin-top: 0.3rem;
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--yellow);
  flex: none;
}

.hint {
  font-size: 0.85rem;
  color: rgb(247 255 247 / 0.75);
  margin: 0.7rem 0 0;
}

/* A field only bots fill in: off screen, out of the tab order. */
.trap {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* --- sections ------------------------------------------------------------------------ */

main section {
  padding: 3rem 0 0.5rem;
}

h2 {
  font-size: 1.6rem;
  line-height: 1.25;
  margin: 0 0 1rem;
}

h3 {
  font-size: 1.15rem;
  margin: 1.6rem 0 0.4rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
  gap: 1rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.2rem 1.2rem 0.6rem;
}

.card h3 {
  margin-top: 0.4rem;
}

.card .mark {
  display: inline-block;
  width: 2.2rem;
  height: 0.45rem;
  border-radius: 1rem;
  background: var(--turquoise);
}

.card:nth-child(2) .mark {
  background: var(--coral);
}

.card:nth-child(3) .mark {
  background: var(--yellow);
}

.organizers {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 0.45rem solid var(--coral);
  border-radius: 1rem;
  padding: 1rem 1.2rem;
}

/* --- text pages (imprint, privacy, terms) ----------------------------------------------- */

.page-head {
  background: var(--petrol);
  padding: 1rem 0;
  border-bottom: 1px solid rgb(247 255 247 / 0.18);
}

.text {
  padding: 2rem 0 1rem;
}

.text h1 {
  font-size: clamp(1.8rem, 5vw, 2.4rem);
}

.text h2 {
  font-size: 1.3rem;
  margin-top: 2.2rem;
}

.text p,
.text li {
  max-width: 42rem;
}

.text .meta {
  color: var(--muted);
  font-size: 0.92rem;
}

pre,
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
}

pre {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 0.3rem solid var(--turquoise);
  border-radius: 0.6rem;
  padding: 0.8rem 1rem;
  overflow-x: auto;
}

.notice {
  text-align: center;
  padding: 3rem 0;
}

.notice .button {
  margin-top: 0.8rem;
}

/* --- footer -------------------------------------------------------------------------- */

footer {
  margin-top: 3.5rem;
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.2rem;
  margin-bottom: 0.6rem;
}

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