/* =========================================================================
   KI-Werkstatt Rhein-Main
   Ein einziges Stylesheet. Keine Frameworks, keine externen Ressourcen.
   Aufbau: 1 Tokens  2 Grundlagen  3 Layout  4 Bausteine  5 Abschnitte  6 Formular
   ========================================================================= */

/* ---- 1 Tokens ---------------------------------------------------------- */
/* ACHTUNG: Hier stehen KEINE Farben.
   Die gesamte Farbpalette liegt in assets/farben.css und wird vor dieser
   Datei geladen. Wer Farben ändern will, öffnet nur jene Datei.
   Kommt in diesem Stylesheet ein Farbwert vor, ist das ein Fehler. */
:root {
  --radius: 14px;
  --container: 68rem;
  --measure: 40rem;
}

/* ---- 2 Grundlagen ------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 19px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
@media (max-width: 30rem) { body { font-size: 18px; } }

h1, h2, h3 { line-height: 1.2; letter-spacing: -0.015em; margin: 0 0 .5em; font-weight: 640; text-wrap: balance; }
h1 { font-size: clamp(2.1rem, 1.4rem + 3.1vw, 3.4rem); }
h2 { font-size: clamp(1.65rem, 1.25rem + 1.7vw, 2.35rem); }
h3 { font-size: clamp(1.12rem, 1.03rem + .4vw, 1.3rem); }
p  { margin: 0 0 1em; max-width: var(--measure); text-wrap: pretty; }
ul { margin: 0 0 1em; padding-left: 1.15em; }
li { margin-bottom: .4em; }
strong { font-weight: 640; }

a { color: var(--accent-deep); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute; left: -9999px;
  background: var(--accent); color: var(--on-accent);
  padding: .8em 1.2em; border-radius: 0 0 var(--radius) 0; z-index: 100;
}
.skip-link:focus { left: 0; top: 0; }

/* ---- 3 Layout ---------------------------------------------------------- */
.wrap { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: clamp(1.15rem, 4vw, 2.5rem); }

section { padding-block: clamp(3.5rem, 8vw, 6.5rem); }
section + section { border-top: 1px solid var(--line); }

.lede { font-size: 1.1em; color: var(--ink-2); max-width: 34rem; }

.eyebrow {
  font-size: .78rem; font-weight: 680; letter-spacing: .1em;
  text-transform: uppercase; color: var(--accent);
  margin: 0 0 1rem;
}

.grid { display: grid; gap: clamp(1.1rem, 2.5vw, 1.75rem); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(19rem, 1fr)); }

/* ---- 4 Bausteine ------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .5em; min-height: 3.1rem; padding: .7em 1.5em;
  border: 1px solid transparent; border-radius: 999px;
  font: inherit; font-weight: 600; font-size: 1rem;
  text-decoration: none; cursor: pointer;
  transition: background-color .15s ease, border-color .15s ease, transform .15s ease;
}
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-deep); transform: translateY(-1px); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: var(--surface); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-deep); }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.4rem, 3vw, 2rem);
  box-shadow: var(--shadow);
}
.card h3 { margin-top: 0; }
.card p:last-child, .card ul:last-child { margin-bottom: 0; }

.num {
  display: flex; align-items: center; justify-content: center;
  width: 2.3rem; height: 2.3rem; flex: none;
  border-radius: 50%; background: var(--accent-soft); color: var(--accent-deep);
  font-weight: 700; font-size: .95rem; margin-bottom: .9rem;
}

.check { list-style: none; padding: 0; }
.check li { display: flex; gap: .7em; align-items: flex-start; margin-bottom: .7em; }
.check li::before {
  content: ""; flex: none; width: 1.15em; height: 1.15em; margin-top: .28em;
  background: var(--accent); border-radius: 50%;
  -webkit-mask: no-repeat center / .68em var(--tick);
  mask: no-repeat center / .68em var(--tick);
}
:root {
  --tick: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'><path fill='white' d='M6.2 12.4 2.4 8.6l1.3-1.3 2.5 2.5 6.1-6.1 1.3 1.3z'/></svg>");
}

/* Aufzaehlung mit Trennlinien statt Punkten.
   Fuer Eintraege aus Stichwort plus Erklaerung — die Haekchenliste oben ist
   nur fuer kurze Vorteile gedacht und wird bei langen Saetzen unruhig.
   Der Rhythmus ist derselbe wie bei .day-list, damit es zum Rest passt. */
.def-list { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.def-list li {
  margin: 0; padding: 1rem 0;
  border-top: 1px solid var(--line);
}
.def-list li:first-child { border-top: 0; padding-top: 0; }
.def-list b { display: block; font-weight: 640; margin-bottom: .1rem; }
.def-list span { display: block; color: var(--ink-2); font-size: .96rem; max-width: 34rem; }

.pull {
  font-size: clamp(1.35rem, 1.05rem + 1.3vw, 1.95rem);
  line-height: 1.32; font-weight: 620; letter-spacing: -.015em;
  max-width: 26ch; margin: 0;
}

.note {
  background: var(--warm-soft); border-left: 3px solid var(--warm);
  padding: 1rem 1.25rem; border-radius: 0 8px 8px 0;
  font-size: .95rem; color: var(--ink-2);
}
.note :last-child { margin-bottom: 0; }

.ph { /* Platzhalter, vor dem Livegang ersetzen */
  background: var(--warm-soft); color: var(--warm);
  border: 1px dashed var(--warm); border-radius: 5px;
  padding: 0 .35em; font-size: .9em; font-weight: 600; white-space: nowrap;
}

/* ---- 5 Abschnitte ------------------------------------------------------ */
/* Kopfzeile */
.site-head {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-head .wrap { display: flex; align-items: center; gap: 1.5rem; min-height: 4.4rem; }
.brand {
  font-weight: 700; font-size: 1.02rem; letter-spacing: -.01em;
  color: var(--ink); text-decoration: none; margin-right: auto; line-height: 1.25;
}
.brand span { display: block; font-size: .74rem; font-weight: 500; color: var(--ink-2); letter-spacing: .03em; }
.site-nav { display: none; gap: 1.6rem; }
.site-nav a { color: var(--ink-2); text-decoration: none; font-size: .95rem; font-weight: 550; }
.site-nav a:hover { color: var(--accent-deep); }
@media (min-width: 56rem) { .site-nav { display: flex; } }
.site-head .btn { min-height: 2.7rem; padding: .45em 1.15em; font-size: .95rem; }

/* Held */
.hero { padding-block: clamp(3rem, 7vw, 5.5rem) clamp(3rem, 6vw, 4.5rem); }
.hero h1 { max-width: 17ch; }
.hero .lede { font-size: clamp(1.05rem, 1rem + .35vw, 1.22rem); max-width: 36rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }

/* Abschnitt mit farbigem Grund */
.band { background: var(--surface-2); border-top: 1px solid var(--line); }
.band-accent { background: var(--accent-soft); border-top: 1px solid var(--line); }
.split { display: grid; gap: clamp(1.75rem, 4vw, 3.5rem); align-items: start; }
@media (min-width: 52rem) { .split { grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); } }

/* Tagesplan */
.day-list { list-style: none; padding: 0; margin: 0; }
.day-list li {
  display: grid; grid-template-columns: 3.6rem 1fr; gap: .9rem;
  padding: .65rem 0; border-top: 1px solid var(--line); margin: 0;
  font-size: .96rem;
}
.day-list li:first-child { border-top: 0; padding-top: 0; }
.day-list time { color: var(--ink-2); font-variant-numeric: tabular-nums; font-size: .9rem; padding-top: .1em; }

/* Ohne vorangestellte Beschriftung — fuer die Kursinhalte, die keine
   Zeitangaben mehr tragen. Der Zeilenrhythmus bleibt derselbe. */
.day-list.ohne-zeit li { grid-template-columns: 1fr; }

/* Preis */
.price { display: flex; align-items: baseline; gap: .5rem; margin: 0 0 .3rem; }
.price b { font-size: clamp(2.4rem, 1.8rem + 2.6vw, 3.2rem); font-weight: 680; letter-spacing: -.03em; line-height: 1; }
.price span { color: var(--ink-2); font-size: .98rem; }

/* Fragen */
details {
  border-bottom: 1px solid var(--line);
  padding: .35rem 0;
}
summary {
  cursor: pointer; list-style: none; padding: .95rem 2.2rem .95rem 0;
  font-weight: 600; position: relative;
}
summary::-webkit-details-marker { display: none; }
summary::after {
  content: ""; position: absolute; right: .35rem; top: 1.45rem;
  width: .62rem; height: .62rem; border-right: 2px solid var(--ink-2); border-bottom: 2px solid var(--ink-2);
  transform: rotate(45deg); transition: transform .2s ease;
}
details[open] summary::after { transform: rotate(-135deg); }
details p { padding-bottom: .8rem; color: var(--ink-2); }

/* Team */
.team-role {
  font-size: .82rem; font-weight: 660; letter-spacing: .06em; text-transform: uppercase;
  color: var(--accent); margin: 0 0 .45rem;
}

/* Fusszeile */
.site-foot { background: var(--surface-2); border-top: 1px solid var(--line); padding-block: 3rem 2.5rem; font-size: .93rem; color: var(--ink-2); }
.site-foot .wrap { display: grid; gap: 1.75rem; }
@media (min-width: 44rem) { .site-foot .wrap { grid-template-columns: 1fr auto; align-items: end; } }
.foot-links { display: flex; flex-wrap: wrap; gap: 1.25rem; list-style: none; padding: 0; margin: 0; }
.foot-links a { color: var(--ink-2); }

/* ---- 6 Formular -------------------------------------------------------- */
.form-grid { display: grid; gap: 1.15rem; }
@media (min-width: 40rem) { .form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.15rem; } }

.field { display: grid; gap: .4rem; }
.field label { font-weight: 600; font-size: .96rem; }
.field .hint { font-size: .87rem; color: var(--ink-2); font-weight: 400; }

input, select, textarea {
  font: inherit; font-size: 1rem; color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line); border-radius: 9px;
  padding: .8rem .95rem; width: 100%; min-height: 3.1rem;
}
textarea { min-height: 8rem; resize: vertical; line-height: 1.55; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
input::placeholder, textarea::placeholder { color: var(--ink-2); opacity: .65; }

.consent { display: flex; gap: .8rem; align-items: flex-start; font-size: .93rem; color: var(--ink-2); }
.consent input { width: 1.35rem; height: 1.35rem; min-height: 0; flex: none; margin-top: .15rem; accent-color: var(--accent); }
.consent label { max-width: var(--measure); }

.form-status { margin: 0; padding: 1rem 1.2rem; border-radius: 9px; font-size: .96rem; }
.form-status[hidden] { display: none; }
.form-status.ok   { background: var(--accent-soft); color: var(--accent-deep); }
.form-status.fail { background: var(--warm-soft); color: var(--warm); }

/* Honigtopf gegen Spam: fuer Menschen unsichtbar, fuer Bots verlockend */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---- Rechtstexte ------------------------------------------------------- */
.legal { padding-block: clamp(2.5rem, 6vw, 4rem); }
.legal h1 { margin-bottom: 1.5rem; }
.legal h2 { font-size: 1.3rem; margin-top: 2.5rem; }
.legal p, .legal li { max-width: var(--measure); color: var(--ink-2); font-size: .98rem; }
.legal address { font-style: normal; color: var(--ink-2); }