/* HR3000 – Website (hr3000.de). Bewusst ohne externe Schriften/Dienste (CSP: nur 'self'). */
:root {
  --indigo: #4f46e5;
  --indigo-dark: #4338ca;
  --teal: #0d9488;
  --bg: #ffffff;
  --bg-soft: #f8fafc;
  --bg-tint: #eef2ff;
  --text: #0f172a;
  --muted: #475569;
  --border: #e2e8f0;
  --card: #ffffff;
  --ok: #10b981;
  --warn: #f59e0b;
  --off: #94a3b8;
  --radius: 16px;
  --shadow: 0 1px 2px rgb(15 23 42 / 6%), 0 8px 24px rgb(15 23 42 / 6%);
  --gradient: linear-gradient(135deg, var(--indigo), var(--teal));
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1120;
    --bg-soft: #0f172a;
    --bg-tint: #1e1b4b;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --border: #1e293b;
    --card: #111827;
    --shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 8px 24px rgb(0 0 0 / 30%);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

a { color: var(--indigo); }
@media (prefers-color-scheme: dark) { a { color: #a5b4fc; } }

img, svg { display: block; }

.container { width: min(1120px, 100% - 32px); margin-inline: auto; }

/* --- Kopf ---------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header .container { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; color: var(--text); text-decoration: none; }
.brand img { width: 32px; height: 32px; }
.site-nav { display: flex; gap: 22px; margin-left: auto; align-items: center; }
.site-nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
.site-nav a:hover { color: var(--text); }
@media (max-width: 760px) { .site-nav .nav-section { display: none; } }

/* --- Knöpfe -------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--gradient); color: #fff !important; box-shadow: 0 8px 20px rgb(79 70 229 / 28%); }
.btn-ghost { background: var(--card); color: var(--text) !important; border-color: var(--border); }
.btn-small { padding: 8px 16px; font-size: 0.9rem; }
.btn:focus-visible, input:focus-visible { outline: 3px solid color-mix(in srgb, var(--indigo) 50%, transparent); outline-offset: 2px; }

/* --- Hero ---------------------------------------------------------------------- */
.hero { padding: 72px 0 56px; background: radial-gradient(1200px 500px at 85% -10%, color-mix(in srgb, var(--teal) 16%, transparent), transparent), radial-gradient(900px 500px at -10% 10%, color-mix(in srgb, var(--indigo) 14%, transparent), transparent); }
.hero .container { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items: center; }
@media (max-width: 920px) { .hero .container { grid-template-columns: 1fr; } }
.eyebrow { display: inline-block; padding: 4px 12px; border-radius: 999px; background: var(--bg-tint); color: var(--indigo); font-weight: 600; font-size: 0.85rem; }
@media (prefers-color-scheme: dark) { .eyebrow { color: #c7d2fe; } }
h1 { font-size: clamp(2.2rem, 4.6vw, 3.5rem); line-height: 1.1; letter-spacing: -0.02em; margin: 16px 0; }
.gradient-text { background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 36em; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 28px 0 14px; }
.hero-note { color: var(--muted); font-size: 0.92rem; }

/* Tablet-Attrappe im Hero */
.tablet {
  background: #0f172a;
  border-radius: 28px;
  padding: 14px;
  box-shadow: 0 30px 60px rgb(15 23 42 / 28%);
  border: 1px solid #1e293b;
}
.tablet-screen { background: #111827; border-radius: 18px; padding: 18px; color: #e2e8f0; }
.tablet-top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 14px; }
.tablet-top strong { font-size: 1.05rem; }
.tablet-clock { font-variant-numeric: tabular-nums; font-size: 1.6rem; font-weight: 700; }
.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.tile { border-radius: 12px; padding: 10px 6px; text-align: center; font-size: 0.8rem; background: #1f2937; border-top: 4px solid var(--off); }
.tile .avatar { width: 34px; height: 34px; border-radius: 50%; margin: 0 auto 6px; display: grid; place-items: center; font-weight: 700; background: #334155; color: #e2e8f0; }
.tile.in { border-top-color: var(--ok); }
.tile.break { border-top-color: var(--warn); }
.tablet-legend { display: flex; gap: 14px; margin-top: 14px; font-size: 0.75rem; color: #94a3b8; }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
@media (max-width: 480px) { .tiles { grid-template-columns: repeat(3, 1fr); } .tile:nth-child(n+10) { display: none; } }

/* --- Abschnitte ---------------------------------------------------------------- */
section { padding: 72px 0; }
.section-soft { background: var(--bg-soft); border-block: 1px solid var(--border); }
.section-head { max-width: 720px; margin-bottom: 36px; }
h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); line-height: 1.2; letter-spacing: -0.01em; margin: 0 0 12px; }
h3 { font-size: 1.1rem; margin: 0 0 6px; }
.muted { color: var(--muted); }

.band { padding: 28px 0; background: var(--gradient); color: #fff; }
.band .container { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; justify-content: space-between; }
.band p { margin: 0; max-width: 60em; }
.band a { color: #fff; font-weight: 600; }

.grid { display: grid; gap: 18px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 1000px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 760px) { .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.card p { margin: 0; color: var(--muted); font-size: 0.97rem; }
.icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--bg-tint); color: var(--indigo); margin-bottom: 14px; }
@media (prefers-color-scheme: dark) { .icon { color: #c7d2fe; } }
.icon svg { width: 24px; height: 24px; }

.steps { counter-reset: step; }
.step { position: relative; padding-top: 52px; }
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute; top: 0; left: 22px;
  width: 36px; height: 36px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--gradient); color: #fff; font-weight: 700;
}
.step.card { padding-top: 70px; }
.step.card::before { top: 22px; }

.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.checklist li { padding-left: 30px; position: relative; }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: 5px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--gradient);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='12' r='12'/%3E%3C/svg%3E") center/contain no-repeat;
}
.checklist li::after {
  content: ""; position: absolute; left: 5px; top: 9px; width: 8px; height: 5px;
  border-left: 2px solid #fff; border-bottom: 2px solid #fff; transform: rotate(-45deg);
}
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; gap: 28px; } }

/* --- Preise -------------------------------------------------------------------- */
.price-card { display: flex; flex-direction: column; gap: 14px; }
.price-card.featured { border: 2px solid transparent; background: linear-gradient(var(--card), var(--card)) padding-box, var(--gradient) border-box; }
.price { font-size: 2.6rem; font-weight: 800; letter-spacing: -0.02em; line-height: 1; }
.price small { font-size: 1rem; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.price-card .checklist { margin-top: 4px; }
.price-examples { display: flex; gap: 8px; flex-wrap: wrap; }
.chip { padding: 4px 12px; border-radius: 999px; background: var(--bg-tint); font-size: 0.85rem; font-weight: 600; }

/* --- FAQ ----------------------------------------------------------------------- */
.faq { display: grid; gap: 12px; max-width: 820px; }
.faq details { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px 20px; }
.faq summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--indigo); font-size: 1.3rem; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 10px 0 0; color: var(--muted); }

/* --- Abschluss & Fuß ----------------------------------------------------------- */
.cta { text-align: center; }
.cta .hero-actions { justify-content: center; }
.site-footer { border-top: 1px solid var(--border); padding: 32px 0; color: var(--muted); font-size: 0.92rem; }
.site-footer .container { display: flex; gap: 16px 28px; flex-wrap: wrap; align-items: center; justify-content: space-between; }
.site-footer nav { display: flex; gap: 20px; flex-wrap: wrap; }
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--text); }

/* --- Login --------------------------------------------------------------------- */
.login-page { min-height: calc(100vh - 64px - 97px); display: grid; place-items: center; padding: 48px 0; }
.login-card { width: min(460px, 100% - 32px); }
.login-card h1 { font-size: 1.9rem; margin: 0 0 6px; }
.field { display: grid; gap: 8px; margin: 22px 0 14px; }
.field label { font-weight: 600; }
.address-input { display: flex; align-items: stretch; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; background: var(--bg); }
.address-input:focus-within { outline: 3px solid color-mix(in srgb, var(--indigo) 45%, transparent); outline-offset: 1px; }
.address-input input { flex: 1; min-width: 0; border: 0; padding: 13px 14px; font-size: 1.05rem; background: transparent; color: var(--text); outline: none; }
.address-input span { display: grid; place-items: center; padding: 0 14px; background: var(--bg-soft); color: var(--muted); border-left: 1px solid var(--border); font-size: 0.98rem; white-space: nowrap; }
.remember { display: flex; gap: 10px; align-items: center; color: var(--muted); font-size: 0.95rem; margin-bottom: 18px; }
.remember input { width: 18px; height: 18px; accent-color: var(--indigo); }
.login-card .btn { width: 100%; }
.message { min-height: 1.6em; margin: 14px 0 0; font-size: 0.95rem; }
.message.error { color: #dc2626; }
@media (prefers-color-scheme: dark) { .message.error { color: #f87171; } }
.help { font-size: 0.9rem; color: var(--muted); margin-top: 18px; }

/* --- Rechtstexte --------------------------------------------------------------- */
.legal { max-width: 780px; padding: 56px 0 72px; }
.legal h1 { font-size: 2.2rem; }
.legal h2 { font-size: 1.3rem; margin-top: 32px; }
.legal address { font-style: normal; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); border: 0; }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn { transition: none; } }

/* --- Registrierung ------------------------------------------------------------- */
.signup-card { width: min(560px, 100% - 32px); }
.text-input { width: 100%; border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; font-size: 1.02rem; background: var(--bg); color: var(--text); }
.text-input:focus-visible { outline: 3px solid color-mix(in srgb, var(--indigo) 45%, transparent); outline-offset: 1px; border-color: transparent; }
.signup-card .field { margin: 16px 0 0; }
.signup-card form > .remember:first-of-type { margin-top: 20px; }
.signup-card .remember { align-items: flex-start; margin-bottom: 12px; }
.signup-card .remember input { flex: none; margin-top: 3px; }
.field-hint { color: var(--muted); font-size: 0.86rem; }
.field-hint.ok { color: #059669; }
.field-hint.error { color: #dc2626; }
@media (prefers-color-scheme: dark) { .field-hint.ok { color: #34d399; } .field-hint.error { color: #f87171; } }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.done-address { font-size: 1.25rem; font-weight: 700; margin: 6px 0 20px; word-break: break-all; }
.done-heading { font-size: 1.1rem; margin: 28px 0 8px; }
.done-steps { padding-left: 20px; margin: 0; color: var(--muted); display: grid; gap: 6px; }
.signup-card section { padding: 0; }

/* --- Doku (erzeugt aus docs/ von scripts/build_website_docs.py) -------------------- */
.doc { max-width: 860px; }
.doc h2 { scroll-margin-top: 80px; padding-top: 8px; border-top: 1px solid var(--border); margin-top: 40px; }
.doc h3 { margin-top: 24px; }
.doc li { margin: 4px 0; }
.doc li > ul, .doc li > ol { margin: 4px 0; }
.doc code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.9em; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 6px; padding: 1px 6px; }
.doc pre { background: var(--bg-soft); border: 1px solid var(--border); border-radius: 12px; padding: 14px; overflow-x: auto; }
.doc pre code { border: 0; padding: 0; background: none; }
.doc-crumbs { color: var(--muted); font-size: 0.9rem; margin: 0 0 4px; }
.doc-crumbs a { color: var(--muted); }
.doc-toc { background: var(--bg-soft); border: 1px solid var(--border); border-radius: 12px; padding: 14px 18px; margin: 18px 0 8px; }
.doc-toc ul { margin: 8px 0 0; padding-left: 0; list-style: none; columns: 2; column-gap: 32px; }
@media (max-width: 640px) { .doc-toc ul { columns: 1; } }
.table-wrap { overflow-x: auto; margin: 16px 0; border: 1px solid var(--border); border-radius: 12px; }
.doc table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.doc th { background: var(--bg-soft); font-weight: 600; }
.doc tr:last-child td { border-bottom: 0; }
.doc-grid { grid-template-columns: repeat(3, 1fr); margin-top: 24px; }
@media (max-width: 860px) { .doc-grid { grid-template-columns: 1fr; } }
.doc-card { text-decoration: none; color: var(--text); transition: transform 0.15s ease; }
.doc-card:hover { transform: translateY(-2px); }
.doc-card h3 { color: var(--indigo); }
@media (prefers-color-scheme: dark) { .doc-card h3 { color: #a5b4fc; } }