/* =============================================================================
   Gebührennote – Design-System
   Hell, ruhig, wenige Farben, viel Weißraum
   ============================================================================= */

:root {
  --bg:           #ffffff;
  --bg-soft:      #f7f7f5;
  --surface:      #ffffff;
  --border:       #e5e4e0;
  --border-soft:  #efeeea;
  --text:         #1c1c1a;
  --text-soft:    #5a5a55;
  --text-mute:    #8a8a85;
  --accent:       #3d5a80;       /* ruhiges Schiefer-Blau */
  --accent-soft:  #eaf0f6;
  --accent-hover: #2f4666;
  --danger:       #b04848;
  --danger-soft:  #fbeded;
  --success:      #4a7c59;
  --success-soft: #ecf3ee;
  --warn:         #b58400;
  --warn-soft:    #fbf4e0;

  --radius:       6px;
  --shadow-sm:    0 1px 2px rgba(0,0,0,.04);
  --maxw:         1100px;
  --maxw-narrow:  640px;

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

h1, h2, h3, h4 { font-weight: 600; line-height: 1.25; color: var(--text); }
h1 { font-size: 30px; letter-spacing: -.01em; }
h2 { font-size: 22px; }
h3 { font-size: 17px; }
h4 { font-size: 15px; }

p { margin: 0; }

/* ── Layout ──────────────────────────────────────────────────────────────── */

.container        { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: var(--maxw-narrow); margin: 0 auto; padding: 0 24px; }

.section { padding: 12px 0; }
.section-soft { background: var(--bg-soft); }
/* Mehr Luft zwischen Sektionen — für Marketing-Seiten (Home, Preise) */
.section-roomy { padding: 64px 0; }
@media (max-width: 720px) {
  .section-roomy { padding: 40px 0; }
}

/* ── Navigation ──────────────────────────────────────────────────────────── */

.nav {
  height: 52px; border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky; top: 0; z-index: 100;
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto; height: 100%;
  display: flex; align-items: center; padding: 0 24px;
}
.nav-brand {
  font-size: 17px; font-weight: 600; color: var(--text);
  letter-spacing: -.01em;
}
.nav-brand:hover { text-decoration: none; color: var(--accent); }
.nav-links { margin-left: auto; display: flex; gap: 4px; align-items: center; }
.nav-links a:not(.btn) {
  padding: 8px 14px; border-radius: var(--radius); font-size: 14px;
  color: var(--text-soft); transition: color .15s, background .15s;
}
.nav-links a:not(.btn):hover { color: var(--text); background: var(--bg-soft); text-decoration: none; }
.nav-links a.active:not(.btn) { color: var(--text); }
.nav-links a.btn { font-size: 14px; padding: 7px 16px; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */

.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-size: 14px; font-weight: 500;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
  font-family: inherit;
  text-align: center;
}
.btn-primary {
  background: var(--accent); color: #fff; border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #fff; text-decoration: none; }
.btn-secondary {
  background: var(--bg); color: var(--text); border-color: var(--border);
}
.btn-secondary:hover { background: var(--bg-soft); text-decoration: none; }
.btn-ghost {
  background: transparent; color: var(--text-soft); border-color: transparent;
}
.btn-ghost:hover { background: var(--bg-soft); color: var(--text); text-decoration: none; }
.btn-block { display: block; width: 100%; }
.btn-lg { padding: 13px 28px; font-size: 15px; }

/* ── Forms ───────────────────────────────────────────────────────────────── */

label {
  display: block; font-size: 13px; font-weight: 500;
  color: var(--text-soft); margin-bottom: 6px;
}

input[type=text], input[type=email], input[type=password],
input[type=tel],  input[type=url],   input[type=number],
select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px; font-family: inherit; color: var(--text);
  background: var(--bg);
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.form-row { margin-bottom: 10px; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.form-help {
  font-size: 12px; color: var(--text-mute); margin-top: 4px;
}

/* ── Cards ───────────────────────────────────────────────────────────────── */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.card + .card { margin-top: 12px; }

/* ── Flash-Meldungen ─────────────────────────────────────────────────────── */

.flash {
  padding: 11px 14px; border-radius: var(--radius);
  font-size: 14px; margin-bottom: 16px;
  border: 1px solid var(--border);
}
.flash-error   { background: var(--danger-soft);  color: var(--danger);  border-color: #e5b8b8; }
.flash-success { background: var(--success-soft); color: var(--success); border-color: #c5d8c9; }
.flash-info    { background: var(--accent-soft);  color: var(--accent);  border-color: #c5d3e1; }
.flash-warning { background: var(--warn-soft);    color: var(--warn);    border-color: #e8d49a; }

/* ── Hero ────────────────────────────────────────────────────────────────── */

.hero { padding: 56px 0 48px; text-align: center; }
@media (max-width: 720px) {
  .hero { padding: 32px 0 28px; }
}
.hero h1 { font-size: 36px; margin-bottom: 12px; letter-spacing: -.02em; }
.hero p { font-size: 16px; color: var(--text-soft); max-width: 620px; margin: 0 auto 18px; }
.hero-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ── Features ────────────────────────────────────────────────────────────── */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 14px;
}
.feature h3 { margin-bottom: 4px; font-size: 16px; }
.feature p  { color: var(--text-soft); font-size: 14px; }
.feature-icon {
  width: 32px; height: 32px; border-radius: var(--radius);
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; margin-bottom: 8px;
}

/* ── Preise / Plan-Karten ────────────────────────────────────────────────── */

.plan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px; margin-top: 20px;
}
.plan {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px 22px;
  display: flex; flex-direction: column;
}
.plan.featured {
  border-color: var(--accent); border-width: 2px;
  position: relative;
}
.plan.featured::before {
  content: 'Empfohlen';
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: #fff;
  font-size: 11px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  padding: 4px 12px; border-radius: 99px;
}
.plan-name { font-size: 14px; color: var(--text-soft); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 8px; }
.plan-price { font-size: 38px; font-weight: 600; color: var(--text); line-height: 1; }
.plan-price small { font-size: 14px; color: var(--text-mute); font-weight: 400; }
.plan-cycle { font-size: 13px; color: var(--text-mute); margin-top: 4px; }
.plan-desc  { font-size: 14px; color: var(--text-soft); margin: 16px 0 20px; min-height: 40px; }
.plan-features { list-style: none; padding: 0; margin: 0 0 24px; flex: 1; }
.plan-features li {
  font-size: 14px; color: var(--text-soft);
  padding: 8px 0 8px 24px; position: relative;
  border-top: 1px solid var(--border-soft);
}
.plan-features li:first-child { border-top: none; }
.plan-features li::before {
  content: '✓'; position: absolute; left: 0; color: var(--accent); font-weight: 600;
}
/* Probezeit-Eintrag in den Plan-Karten hervorheben */
.plan-features li.plan-trial { font-weight: 600; color: var(--accent); }

/* ── Probezeit-Banner über den Plan-Karten ──────────────────────────────── */

.trial-banner {
  display: flex; align-items: center; gap: 14px;
  max-width: 720px; margin: 32px auto 0;
  padding: 16px 22px;
  background: var(--accent-soft);
  border: 1px solid #c5d3e1;
  border-radius: var(--radius);
  color: var(--text);
  font-size: 15px; line-height: 1.5;
}
.trial-banner-icon { font-size: 24px; flex: 0 0 auto; }
.trial-banner strong { color: var(--accent); }

/* ── Probezeit-Countdown im Konto ───────────────────────────────────────── */

.trial-countdown {
  display: flex; align-items: center; gap: 18px;
  padding: 18px 22px; margin-bottom: 20px;
  background: var(--accent-soft);
  border: 1px solid #c5d3e1;
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
}
.trial-countdown-num {
  font-size: 42px; font-weight: 700; line-height: 1;
  color: var(--accent); flex: 0 0 auto; min-width: 56px; text-align: center;
}
.trial-countdown-body { flex: 1; }
.trial-countdown-label { font-size: 15px; font-weight: 600; color: var(--text); }
.trial-countdown-sub { font-size: 13px; color: var(--text-soft); margin-top: 2px; }

/* Warnstufe: 4–7 Tage */
.trial-countdown-warn {
  background: var(--warn-soft);
  border-color: #e8d5a8;
  border-left-color: var(--warn);
}
.trial-countdown-warn .trial-countdown-num { color: var(--warn); }

/* Dringend: 0–3 Tage oder abgelaufen */
.trial-countdown-urgent {
  background: var(--danger-soft);
  border-color: #e5b8b8;
  border-left-color: var(--danger);
}
.trial-countdown-urgent .trial-countdown-num { color: var(--danger); }

/* ── Anleitung / Akkordeon ──────────────────────────────────────────────── */

.guide-step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}
.guide-step[open] {
  box-shadow: 0 1px 4px rgba(0,0,0,.04);
}
.guide-step > summary {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 20px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.guide-step > summary::-webkit-details-marker { display: none; }
.guide-step > summary::after {
  content: '+';
  margin-left: auto;
  font-size: 22px; line-height: 1;
  color: var(--text-mute);
  transition: transform .15s;
}
.guide-step[open] > summary::after { content: '−'; }
.guide-step > summary:hover { background: var(--bg-soft); }

.guide-num {
  flex: 0 0 auto;
  width: 30px; height: 30px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 99px;
  background: var(--accent); color: #fff;
  font-size: 14px; font-weight: 600;
}
.guide-title { font-size: 16px; font-weight: 600; color: var(--text); }

.guide-body {
  padding: 4px 20px 22px 64px;
  color: var(--text-soft); font-size: 14px; line-height: 1.7;
  border-top: 1px solid var(--border-soft);
  margin-top: -1px;
}
.guide-body h4 {
  margin-top: 18px; margin-bottom: 6px;
  font-size: 14px; font-weight: 600; color: var(--text);
}
.guide-body ul, .guide-body ol { margin: 6px 0 6px 20px; }
.guide-body li { margin-bottom: 4px; }

.guide-tip {
  margin-top: 16px;
  padding: 12px 14px;
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  border-radius: 4px;
  font-size: 13px;
  color: var(--text);
}
.guide-tip strong { color: var(--accent); }

@media (max-width: 720px) {
  .guide-body { padding-left: 20px; }
}

/* ── Auth-Boxen (Login/Register) ─────────────────────────────────────────── */

.auth-wrap {
  min-height: calc(100vh - 65px);
  display: flex; align-items: center; justify-content: center;
  padding: 40px 24px;
}
.auth-box { width: 100%; max-width: 400px; }
.auth-box h1 { font-size: 24px; text-align: center; margin-bottom: 8px; }
.auth-box .auth-sub { text-align: center; color: var(--text-soft); margin-bottom: 28px; font-size: 14px; }
.auth-box .auth-foot { text-align: center; margin-top: 20px; font-size: 13px; color: var(--text-mute); }
.auth-box .auth-foot a { color: var(--text-soft); }

/* ── Footer ──────────────────────────────────────────────────────────────── */

.footer {
  border-top: 1px solid var(--border);
  padding: 24px 0; margin-top: 32px;
  font-size: 13px; color: var(--text-mute);
}
.footer-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 24px;
  display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center;
}
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-links a { color: var(--text-soft); }

/* ── Chip-Input (Sprachen-Liste etc.) ────────────────────────────────────── */

.chip-input {
  display: flex; flex-wrap: wrap; gap: 6px; align-items: center;
  padding: 6px 8px; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg); transition: border-color .15s, box-shadow .15s;
}
.chip-input:focus-within {
  border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft);
}
.chip-list { display: contents; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 4px 3px 10px;
  background: var(--accent-soft); color: var(--accent);
  border-radius: 99px; font-size: 13px; font-weight: 500;
}
.chip-x {
  width: 18px; height: 18px; border-radius: 50%;
  border: none; background: rgba(0,0,0,.08); color: var(--accent);
  font-size: 14px; line-height: 1; cursor: pointer; padding: 0;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: inherit;
}
.chip-x:hover { background: rgba(0,0,0,.16); }
.chip-input input {
  border: none; outline: none; flex: 1; min-width: 160px;
  padding: 4px 6px; background: transparent; font-family: inherit;
  font-size: 14px; color: var(--text);
}

/* ── Misc ────────────────────────────────────────────────────────────────── */

.text-center  { text-align: center; }
.text-soft    { color: var(--text-soft); }
.text-muted   { color: var(--text-mute); }
.muted-small  { font-size: 12px; color: var(--text-mute); }
.eyebrow {
  font-size: 11px; font-weight: 600; color: var(--accent);
  text-transform: uppercase; letter-spacing: .08em; margin-bottom: 6px;
}
.divider { height: 1px; background: var(--border); margin: 28px 0; }

/* ── Responsive ──────────────────────────────────────────────────────────── */

@media (max-width: 640px) {
  h1 { font-size: 30px; }
  .hero h1 { font-size: 34px; }
  .hero { padding: 60px 0 40px; }
  .section { padding: 60px 0; }
  .form-grid-2 { grid-template-columns: 1fr; }
}