:root {
  --paper: #FBFAF7;
  --panel: #FFFFFF;
  --ink: #17212B;
  --slate: #59666F;
  --rule: #DCE1E0;
  --accent: #0F6E52;
  --accent-soft: #E7F0EC;
  --warn: #8A3B1F;
  --shadow: 0 1px 0 rgba(23,33,43,.06);
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #111A1E;
    --panel: #17232A;
    --ink: #E9EEEC;
    --slate: #9DAAAF;
    --rule: #2B3A42;
    --accent: #4FB392;
    --accent-soft: #1B3A31;
    --warn: #E0A183;
    --shadow: none;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}
.wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: clamp(28px, 5vw, 64px) clamp(18px, 4vw, 40px) 72px;
}

header.masthead { border-bottom: 1px solid var(--rule); padding-bottom: 22px; }
.kicker { color: var(--slate); font-size: .9rem; margin: 0 0 10px; }
h1 {
  font-family: Spectral, Georgia, "Times New Roman", serif;
  font-weight: 600;
  font-size: clamp(1.9rem, 4.4vw, 2.9rem);
  line-height: 1.12;
  letter-spacing: -.01em;
  margin: 0 0 12px;
  max-width: 18ch;
}
h2 {
  font-family: Spectral, Georgia, serif;
  font-weight: 600;
  font-size: 1.7rem;
  margin: 0 0 10px;
}
.lede {
  font-family: Spectral, Georgia, serif;
  font-size: 1.06rem;
  line-height: 1.7;
  color: var(--slate);
  max-width: 62ch;
  margin: 0;
}

.cols { display: grid; grid-template-columns: 1fr; gap: 36px; margin-top: 36px; }
@media (min-width: 900px) {
  .cols { grid-template-columns: minmax(0, 1fr) 270px; gap: 56px; align-items: start; }
  aside { position: sticky; top: 32px; }
}
aside .note { border-left: 2px solid var(--accent); padding: 2px 0 2px 16px; margin-bottom: 26px; }
aside h3 { font-family: Spectral, Georgia, serif; font-size: 1.02rem; font-weight: 600; margin: 0 0 6px; }
aside p { margin: 0; font-size: .9rem; color: var(--slate); line-height: 1.6; }

fieldset { border: 0; border-top: 1px solid var(--rule); margin: 0 0 8px; padding: 22px 0 10px; }
fieldset:first-of-type { border-top: 0; padding-top: 4px; }
legend {
  font-family: Spectral, Georgia, serif;
  font-size: 1.15rem;
  font-weight: 600;
  padding: 0 10px 0 0;
  margin-bottom: 4px;
}
.grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 14px 16px; }
.f { grid-column: span 12; display: flex; flex-direction: column; gap: 5px; }
.f-3, .f-4, .f-6 { grid-column: span 12; }
@media (min-width: 620px) {
  .f-3 { grid-column: span 3; }
  .f-4 { grid-column: span 4; }
  .f-6 { grid-column: span 6; }
}
label { font-size: .88rem; font-weight: 500; }
label .opt { color: var(--slate); font-weight: 400; }
input[type=text], input[type=email], input[type=password], select, textarea {
  font: inherit;
  font-size: .97rem;
  color: var(--ink);
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 9px 11px;
  width: 100%;
  box-shadow: var(--shadow);
  transition: border-color .12s ease;
}
textarea { min-height: 120px; resize: vertical; line-height: 1.6; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
input:focus-visible, select:focus-visible, textarea:focus-visible,
button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
[aria-invalid="true"] { border-color: var(--warn); }
.hint { font-size: .8rem; color: var(--slate); margin: 0; }
.err { font-size: .8rem; color: var(--warn); margin: 0; }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.consent { display: flex; gap: 11px; align-items: flex-start; margin: 6px 0 0; }
.consent input { margin-top: 4px; accent-color: var(--accent); width: 16px; height: 16px; flex: none; }
.consent label { font-size: .88rem; font-weight: 400; color: var(--slate); line-height: 1.55; }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin-top: 26px; }
button.primary, a.primary {
  font: inherit; font-weight: 500; font-size: .97rem;
  background: var(--accent); color: #fff;
  border: 0; border-radius: 3px;
  padding: 11px 24px; cursor: pointer; text-decoration: none; display: inline-block;
}
@media (prefers-color-scheme: dark) { button.primary, a.primary { color: #06120E; } }
button.primary:hover { filter: brightness(1.07); }
button.quiet, a.quiet {
  font: inherit; font-size: .9rem;
  background: transparent; color: var(--accent);
  border: 1px solid var(--rule); border-radius: 3px;
  padding: 8px 14px; cursor: pointer; text-decoration: none; display: inline-block;
}
button.quiet:hover, a.quiet:hover { border-color: var(--accent); }
.status { font-size: .88rem; color: var(--slate); }

.mailcard {
  background: var(--accent-soft);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 18px 20px;
  margin: 22px 0;
  max-width: 62ch;
}
.mailcard .hdr { font-size: .82rem; color: var(--slate); margin: 0 0 3px; }
.mailcard .subj { font-weight: 600; margin: 0 0 12px; }
.mailcard .body { font-family: Spectral, Georgia, serif; font-size: 1.02rem; line-height: 1.7; margin: 0; }

.banner {
  border: 1px solid var(--rule);
  border-left: 3px solid var(--warn);
  border-radius: 3px;
  padding: 12px 16px;
  margin: 0 0 24px;
  font-size: .92rem;
  max-width: 62ch;
}

table { border-collapse: collapse; width: 100%; font-size: .87rem; }
th, td { text-align: left; padding: 9px 14px 9px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
th { font-weight: 600; color: var(--slate); font-size: .8rem; white-space: nowrap; }
td.notiz { max-width: 30ch; white-space: pre-wrap; }
.scroll { overflow-x: auto; }
.empty { color: var(--slate); padding: 26px 0; }
a { color: var(--accent); }
.login { max-width: 340px; margin-top: 30px; }