/* Sport Organizer – Webseite. Farben und Haltung folgen DESIGN.md (Vereinsblau, kühle Neutrale, flach). */
:root {
  --accent: #1f3fa6;
  --accent-ink: #ffffff;
  --accent-soft: #e6ebfa;
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #edeff3;
  --text: #12161f;
  --muted: #4a5363;
  --line: #dfe3ea;
  --yes: #1b7f4b;
  --no: #c2362b;
  --maybe: #9a6700;
  --radius: 14px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --accent: #8ea6ff;
    --accent-ink: #0e1117;
    --accent-soft: #1d2540;
    --bg: #0e1117;
    --surface: #171b23;
    --surface-2: #1f242e;
    --text: #edeff4;
    --muted: #a6aebd;
    --line: #2a303c;
    --yes: #4cc38a;
    --no: #ff7b70;
    --maybe: #e3b341;
  }
}
:root[data-theme="dark"] {
  --accent: #8ea6ff;
  --accent-ink: #0e1117;
  --accent-soft: #1d2540;
  --bg: #0e1117;
  --surface: #171b23;
  --surface-2: #1f242e;
  --text: #edeff4;
  --muted: #a6aebd;
  --line: #2a303c;
  --yes: #4cc38a;
  --no: #ff7b70;
  --maybe: #e3b341;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--accent); text-underline-offset: 3px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--surface); padding: 10px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

h1, h2, h3 { line-height: 1.2; margin: 0; letter-spacing: -0.015em; }
h1 { font-size: clamp(2.2rem, 5.2vw, 3.6rem); font-weight: 750; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); font-weight: 720; }
h3 { font-size: 1.15rem; font-weight: 650; }
p { margin: 0; }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 40ch; }
.muted { color: var(--muted); }

/* Buttons: mindestens 48 px hoch */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 22px; border-radius: 12px;
  font: 600 1rem var(--font); text-decoration: none; cursor: pointer;
  border: 1.5px solid transparent; transition: background-color .15s, border-color .15s, transform .15s;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-ghost { border-color: var(--line); color: var(--text); background: var(--surface); }
.btn-ghost:hover { border-color: var(--accent); }
.btn:active { transform: translateY(1px); }

/* Kopfzeile */
.site-header { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.bar { display: flex; align-items: center; justify-content: space-between; min-height: 68px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); text-decoration: none; font-size: 1.05rem; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a:not(.btn) { color: var(--muted); text-decoration: none; padding: 10px 12px; border-radius: 8px; font-weight: 550; font-size: .98rem; }
.nav a:not(.btn):hover { color: var(--text); background: var(--surface-2); }
.nav .btn { min-height: 44px; padding: 0 18px; margin-left: 8px; }

/* Hero */
.hero { padding: 72px 0 56px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.hero h1 { margin-bottom: 20px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero .note { margin-top: 18px; font-size: .95rem; color: var(--muted); }

/* Handy-Vorschau */
.phone { width: min(330px, 100%); margin-inline: auto; background: var(--surface); border: 1px solid var(--line); border-radius: 36px; padding: 14px; box-shadow: 0 24px 60px -24px rgba(18, 22, 31, .35); }
.screen { background: var(--bg); border-radius: 24px; padding: 18px 14px 14px; display: grid; gap: 12px; }
.screen-head { display: flex; justify-content: space-between; align-items: baseline; padding: 0 4px; }
.screen-head strong { font-size: 1.1rem; }
.screen-head span { font-size: .85rem; color: var(--muted); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; }
.ev-date { font-size: .8rem; color: var(--muted); font-weight: 600; }
.ev-title { font-weight: 650; margin: 2px 0 2px; }
.ev-meta { font-size: .88rem; color: var(--muted); }
.rsvp { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 12px; }
.rsvp span { display: flex; align-items: center; justify-content: center; gap: 5px; min-height: 40px; border-radius: 10px; border: 1.5px solid var(--line); font-size: .88rem; font-weight: 600; }
.rsvp .on-yes { border-color: var(--yes); color: var(--yes); background: color-mix(in srgb, var(--yes) 10%, transparent); }
.rsvp .off { color: var(--muted); }
.poll-bar { height: 8px; border-radius: 99px; background: var(--surface-2); overflow: hidden; margin-top: 8px; }
.poll-bar i { display: block; height: 100%; background: var(--accent); }
.badge-demo { font-size: .8rem; color: var(--muted); text-align: center; margin-top: 14px; }

/* Abschnitte */
section { padding: 72px 0; }
.section-head { max-width: 640px; margin-bottom: 40px; }
.section-head p { margin-top: 12px; color: var(--muted); }
.alt { background: var(--surface); border-block: 1px solid var(--line); }

/* Funktionen: bewusst nicht lauter identische Karten, sondern Zeilen mit Wechsel */
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; padding: 40px 0; border-top: 1px solid var(--line); }
.feature:first-of-type { border-top: 0; padding-top: 0; }
.feature:nth-of-type(even) .f-text { order: 2; }
.f-text h3 { font-size: 1.45rem; margin-bottom: 12px; }
.f-text p { color: var(--muted); }
.f-text ul { margin: 16px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.f-text li { display: flex; gap: 10px; align-items: flex-start; }
.f-text li svg { flex: none; width: 20px; height: 20px; margin-top: 4px; color: var(--accent); }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 22px; display: grid; gap: 12px; }
.alt .panel { background: var(--bg); }
.row { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 10px; background: var(--surface-2); font-size: .95rem; }
.row b { font-weight: 650; }
.row .grow { flex: 1; min-width: 0; }
.row small { display: block; color: var(--muted); font-size: .82rem; }
.avatar { flex: none; width: 36px; height: 36px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font-weight: 700; font-size: .85rem; }
.chip { font-size: .78rem; font-weight: 650; padding: 3px 10px; border-radius: 99px; border: 1.5px solid currentColor; white-space: nowrap; }
.chip.yes { color: var(--yes); } .chip.no { color: var(--no); } .chip.maybe { color: var(--maybe); }
.chip.role { color: var(--accent); }

/* Ablauf */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; counter-reset: s; padding: 0; list-style: none; margin: 0; }
.steps li { counter-increment: s; }
.steps li::before { content: counter(s); display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font-weight: 700; margin-bottom: 16px; }
.steps h3 { margin-bottom: 8px; }
.steps p { color: var(--muted); }

/* Datenschutz */
.privacy-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px 48px; }
.privacy-grid div { display: grid; gap: 6px; }
.privacy-grid p { color: var(--muted); }

/* Plattformen / Login */
.login-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: stretch; }
.login-box { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 32px; display: grid; gap: 16px; align-content: start; }
.login-box h3 { font-size: 1.4rem; }
.login-box .btn { width: 100%; }
.login-box small { color: var(--muted); }
.divider { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: .9rem; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.platforms { display: grid; gap: 12px; align-content: start; }
.platform { display: flex; align-items: center; gap: 14px; padding: 16px 18px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.platform svg { width: 26px; height: 26px; color: var(--accent); flex: none; }
.platform strong { display: block; }
.platform span { color: var(--muted); font-size: .92rem; }

/* FAQ */
details { border-top: 1px solid var(--line); }
details:last-of-type { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; list-style: none; min-height: 56px; display: flex; align-items: center; justify-content: space-between; gap: 16px; font-weight: 600; padding: 12px 0; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font-size: 1.5rem; color: var(--accent); line-height: 1; transition: transform .2s; }
details[open] summary::after { transform: rotate(45deg); }
details p { color: var(--muted); padding: 0 0 18px; max-width: 70ch; }

/* Abschluss */
.cta { text-align: center; }
.cta .box { background: var(--accent); color: var(--accent-ink); border-radius: 24px; padding: 56px 24px; }
.cta h2 { max-width: 20ch; margin: 0 auto 14px; }
.cta p { opacity: .9; margin-bottom: 28px; }
.cta .btn { background: var(--accent-ink); color: var(--accent); }
.cta .btn-ghost { background: transparent; color: var(--accent-ink); border-color: color-mix(in srgb, var(--accent-ink) 55%, transparent); }
.cta .actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

footer { padding: 40px 0 56px; border-top: 1px solid var(--line); color: var(--muted); font-size: .95rem; }
footer .bar { min-height: 0; flex-wrap: wrap; }
footer nav { display: flex; gap: 20px; flex-wrap: wrap; }
footer a { color: var(--muted); }
footer a:hover { color: var(--text); }

/* Rechtstexte */
.legal { padding: 56px 0 72px; max-width: 760px; }
.legal h1 { font-size: 2rem; margin-bottom: 24px; }
.legal h2 { font-size: 1.25rem; margin: 32px 0 8px; }
.legal p, .legal li { color: var(--muted); }
.todo { background: var(--accent-soft); border-left: 4px solid var(--accent); padding: 12px 16px; border-radius: 8px; color: var(--text); margin-bottom: 24px; }

@media (max-width: 880px) {
  .hero { padding: 40px 0 32px; }
  .hero-grid, .feature, .login-grid, .privacy-grid, .steps { grid-template-columns: 1fr; }
  .hero-grid, .feature { gap: 32px; }
  .feature:nth-of-type(even) .f-text { order: 0; }
  section { padding: 52px 0; }
  .nav a:not(.btn) { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}