:root {
  --paper: #f3ede3;
  --paper-2: #e8dfd0;
  --ink: #1a1612;
  --ink-soft: #4a433a;
  --muted: #7a7268;
  --line: #d9d0c1;
  --card: #fffbf6;
  --card-2: #f7f1e8;
  --accent: #b44a28;
  --accent-deep: #8f3518;
  --accent-soft: #f3e3d8;
  --ok: #2f6b4f;
  --shadow: 0 24px 60px rgba(42, 34, 28, 0.1);
  --radius: 16px;
  --font-ui: "Source Sans 3", "Segoe UI", system-ui, sans-serif;
  --font-doc: "Source Serif 4", "Iowan Old Style", Georgia, serif;
  --space: clamp(1.1rem, 2.4vw, 2rem);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 1.02rem;
  line-height: 1.5;
  background:
    radial-gradient(1200px 520px at 100% -10%, rgba(180, 74, 40, 0.09), transparent 55%),
    radial-gradient(900px 480px at -10% 110%, rgba(47, 107, 79, 0.07), transparent 50%),
    var(--paper);
  min-height: 100vh;
}

img, svg { max-width: 100%; display: block; }

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

a { color: var(--accent-deep); }

.skip {
  position: absolute;
  left: -999px;
  top: 0.5rem;
  background: var(--ink);
  color: var(--card);
  padding: 0.5rem 0.8rem;
  z-index: 20;
}
.skip:focus { left: 0.5rem; }

#app {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 var(--space) 3rem;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 0 0.4rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--ink);
}

.logo-word {
  font-family: var(--font-doc);
  font-weight: 600;
  font-size: 1.28rem;
  letter-spacing: -0.02em;
}

.top-nav {
  display: flex;
  gap: 0.35rem;
}

.top-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
}

.top-nav a:hover,
.top-nav a[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.hero {
  display: grid;
  gap: 2.2rem;
  padding: 2.2rem 0 1.5rem;
  align-items: center;
}

.eyebrow {
  margin: 0 0 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--accent);
}

.hero h1,
.page-title {
  font-family: var(--font-doc);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.12;
  margin: 0;
}

.hero h1 {
  font-size: clamp(2.15rem, 6vw, 3.45rem);
}

.lede {
  font-size: 1.12rem;
  color: var(--ink-soft);
  max-width: 38rem;
  margin: 1rem 0 1.4rem;
}

.bullets {
  list-style: none;
  margin: 0 0 1.6rem;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.bullets li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  align-items: start;
}

.bullet-mark {
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  display: grid;
  place-items: center;
  font-size: 0.78rem;
  font-weight: 700;
  margin-top: 0.1rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1.1rem;
}

.honest {
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 40rem;
  margin: 0;
}

.hero-art {
  justify-self: center;
  width: min(100%, 420px);
}

.hero-svg { width: 100%; height: auto; }

.btn {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.72rem 1.15rem;
  cursor: pointer;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: transparent;
  color: var(--ink);
}

.btn:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--accent);
  color: #fffaf6;
  border-color: var(--accent-deep);
  box-shadow: 0 8px 20px rgba(180, 74, 40, 0.22);
}

.btn-primary:hover { background: var(--accent-deep); }

.btn-ghost {
  border-color: var(--line);
  background: var(--card);
}

.btn-ghost:hover { border-color: var(--ink-soft); }

.btn-quiet {
  border: 0;
  background: transparent;
  color: var(--accent-deep);
  padding: 0.45rem 0.1rem;
  font-weight: 700;
}

.btn-quiet:hover { text-decoration: underline; }

.btn:disabled {
  opacity: 0.55;
  cursor: wait;
}

.foot {
  margin-top: 3rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.foot p { margin: 0 0 0.45rem; }

.foot-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.foot-nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
}

.foot-nav a:hover,
.foot-nav a[aria-current="page"] {
  color: var(--accent-deep);
}

.legal {
  max-width: 40rem;
  margin: 1.25rem 0 2rem;
  padding: clamp(1.35rem, 4vw, 2.1rem);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.legal .eyebrow {
  margin-bottom: 0.4rem;
}

.legal .page-title {
  margin: 0 0 1.35rem;
}

.legal h2 {
  font-family: var(--font-doc);
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin: 1.65rem 0 0.4rem;
}

.legal p {
  color: var(--ink-soft);
  margin: 0 0 0.85rem;
}

.legal p:last-child {
  margin-bottom: 0;
}

.legal .honest {
  margin-top: 1.5rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--line);
}

.legal code {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.92em;
  background: var(--card-2);
  padding: 0.08em 0.35em;
  border-radius: 6px;
}

.workspace-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: end;
  padding: 1.4rem 0 1rem;
  position: sticky;
  top: 0;
  z-index: 5;
  background: linear-gradient(180deg, var(--paper) 70%, rgba(243, 237, 227, 0));
}

.page-title { font-size: clamp(1.7rem, 3vw, 2.2rem); }

.workspace-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  justify-content: flex-end;
}

.credit-line {
  flex: 1 0 100%;
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
  text-align: right;
  font-weight: 500;
}

.credit-line a {
  color: var(--muted);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.credit-line a:hover {
  color: var(--accent-deep);
}

.workspace-honest { margin: 0 0 1.2rem; }


.workspace {
  display: grid;
  gap: 1.4rem;
  align-items: start;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem 1.3rem;
  box-shadow: var(--shadow);
}

fieldset {
  border: 0;
  margin: 0 0 1.35rem;
  padding: 0;
}

legend {
  font-family: var(--font-doc);
  font-size: 1.15rem;
  font-weight: 600;
  padding: 0;
  margin-bottom: 0.45rem;
}

.hint {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.opt { color: var(--muted); font-weight: 500; font-size: 0.86em; }

.field { margin-bottom: 0.75rem; }

.field label {
  display: block;
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 0.28rem;
}

.field-check {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 0.45rem;
}

.field-check label {
  margin: 0;
  font-weight: 600;
}

input[type="text"],
input[type="email"],
input[type="number"],
input[type="date"],
select,
textarea {
  width: 100%;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.55rem 0.7rem;
}

textarea { resize: vertical; min-height: 4.5rem; }

.grid-2 {
  display: grid;
  gap: 0.7rem;
}

.item-list { display: grid; gap: 0.7rem; margin-bottom: 0.4rem; }

.item-row {
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.75rem;
  display: grid;
  gap: 0.55rem;
}

.item-row .item-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.item-row .item-idx {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.item-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.55rem;
}

.item-grid label {
  white-space: nowrap;
}

.input-suffix {
  position: relative;
  display: block;
}

.input-suffix input {
  padding-right: 1.85rem;
}

.input-suffix .suffix {
  position: absolute;
  right: 0.7rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
  font-weight: 600;
}

.form-total {
  margin: 0;
  padding-top: 0.3rem;
  font-size: 1.05rem;
}

.preview-col { min-width: 0; }

.preview-label {
  margin: 0 0 0.55rem;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--muted);
}

.preview-frame {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.35), transparent 40%),
    #d8cebf;
  border-radius: 18px;
  padding: 0.85rem;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(42, 34, 28, 0.06);
}

.preview-stage {
  transform-origin: top left;
}

/* Document */
.doc {
  width: 210mm;
  min-height: 297mm;
  background: #fff;
  color: #1a1612;
  font-family: var(--font-doc);
  font-size: 10.5pt;
  line-height: 1.4;
  padding: 16mm 18mm 14mm;
  position: relative;
  box-shadow: 0 12px 40px rgba(42, 34, 28, 0.12);
  display: flex;
  flex-direction: column;
}

.doc-fold {
  position: absolute;
  left: 0;
  top: 87mm;
  width: 4mm;
  height: 0;
  border-top: 0.4pt solid #c4bdb2;
}
.doc-fold::after {
  content: "";
  position: absolute;
  left: 0;
  top: 105mm;
  width: 4mm;
  border-top: 0.4pt solid #c4bdb2;
}

.doc-absenderzeile {
  font-size: 8pt;
  color: #4a433a;
  border-bottom: 0.4pt solid #1a1612;
  padding-bottom: 2pt;
  margin: 8mm 0 4mm;
  max-width: 85mm;
}

.doc-addr {
  font-style: normal;
  min-height: 28mm;
  margin: 0 0 8mm;
  max-width: 85mm;
}

.doc-addr strong { font-weight: 600; display: block; }

.doc-head {
  display: flex;
  justify-content: space-between;
  gap: 12mm;
  align-items: start;
}

.doc-kicker {
  font-size: 8.5pt;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #b44a28;
  font-family: var(--font-ui);
  font-weight: 700;
  margin: 0 0 2mm;
}

.doc h1 {
  font-size: 18pt;
  font-weight: 600;
  margin: 0 0 6mm;
  letter-spacing: -0.02em;
}

.doc-meta {
  width: 72mm;
  font-size: 9.5pt;
  margin-top: 2mm;
}

.doc-meta table { width: 100%; border-collapse: collapse; }
.doc-meta td { padding: 1.4pt 0; vertical-align: top; }
.doc-meta td:first-child {
  color: #7a7268;
  font-family: var(--font-ui);
  font-size: 8pt;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  width: 42%;
}
.doc-meta td:last-child { text-align: right; font-variant-numeric: tabular-nums; }

.doc-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2mm 0 5mm;
  font-variant-numeric: tabular-nums;
}

.doc-table th {
  text-align: left;
  font-family: var(--font-ui);
  font-size: 8pt;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  color: #4a433a;
  border-bottom: 0.7pt solid #1a1612;
  padding: 0 0 3mm;
}

.doc-table td {
  padding: 2.6mm 2mm 2.6mm 0;
  border-bottom: 0.35pt solid #ddd4c6;
  vertical-align: top;
}

.doc-table th:last-child,
.doc-table td:last-child,
.doc-table .num { text-align: right; padding-right: 0; }

.doc-table .pos { width: 12mm; color: #7a7268; }
.doc-table .qty { width: 28mm; }
.doc-table .price, .doc-table .sum { width: 32mm; }

.doc-totals {
  width: 88mm;
  margin-left: auto;
  margin-bottom: 8mm;
  font-variant-numeric: tabular-nums;
}

.doc-totals div {
  display: flex;
  justify-content: space-between;
  gap: 8mm;
  padding: 1.6mm 0;
}

.doc-totals .grand {
  border-top: 0.8pt solid #1a1612;
  margin-top: 1.5mm;
  padding-top: 2.4mm;
  font-size: 12.5pt;
  font-weight: 600;
}

.doc-note, .doc-legal, .doc-pay, .doc-body {
  font-size: 10pt;
  margin: 0 0 5mm;
}

.doc-legal {
  background: #f7f1e8;
  padding: 3.2mm 3.8mm;
  border-radius: 2mm;
  -webkit-print-color-adjust: exact;
  print-color-adjust: exact;
}

.doc-pay h2,
.doc-body h2 {
  font-size: 10pt;
  margin: 0 0 2mm;
  font-family: var(--font-ui);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.doc-foot {
  margin-top: auto;
  font-family: var(--font-ui);
  font-size: 8pt;
  color: #7a7268;
  border-top: 0.35pt solid #ddd4c6;
  padding-top: 2.5mm;
  display: flex;
  justify-content: space-between;
  gap: 6mm;
}

.doc-brand {
  font-size: 7.5pt;
  font-weight: 400;
  color: #9a9388;
  letter-spacing: 0.01em;
  text-align: right;
  align-self: end;
}

.doc-letter {
  white-space: pre-wrap;
}

.toast {
  position: fixed;
  bottom: 1.2rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: #f7f1e8;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  font-size: 0.92rem;
  z-index: 30;
  box-shadow: var(--shadow);
  max-width: min(92vw, 32rem);
  text-align: center;
}

.print-root {
  position: absolute;
  left: -10000px;
  top: 0;
  width: 210mm;
  background: #fff;
}

@media (min-width: 640px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 700px) {
  .item-grid {
    grid-template-columns:
      minmax(6.5rem, 1.2fr)
      minmax(4.4rem, 0.75fr)
      minmax(5.4rem, 0.95fr)
      minmax(6.6rem, 1.05fr);
  }
  .item-grid .field { margin-bottom: 0; }
}

@media (min-width: 980px) {
  .hero {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 1.5rem;
    padding-top: 2.8rem;
  }
  .workspace {
    grid-template-columns: minmax(300px, 26.5rem) 1fr;
    gap: 1.6rem;
  }
  .preview-col {
    position: sticky;
    top: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

@media print {
  @page { size: A4; margin: 0; }
  html, body {
    background: #fff !important;
    margin: 0;
  }
  .skip, #app, .toast { display: none !important; }
  .print-root {
    position: static;
    left: auto;
    width: auto;
  }
  .print-root .doc {
    box-shadow: none;
    margin: 0;
  }
}

input[type="checkbox"] {
  width: 1.15rem;
  height: 1.15rem;
  accent-color: var(--accent);
  flex-shrink: 0;
}
.item-sum {
  background: transparent !important;
  border-style: dashed !important;
}

.legal ul,
.legal ol {
  margin: 0 0 0.9rem;
  padding-left: 1.2rem;
  color: var(--ink-soft);
}
.legal li { margin: 0 0 0.4rem; }
.legal .cta-row { margin: 1.35rem 0 0.55rem; }
.legal .related {
  margin-top: 1.4rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
  font-size: 0.95rem;
}

.home-guides {
  margin: 0 0 1.6rem;
  padding: 1.25rem 1.35rem 1.35rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  max-width: 40rem;
}
.home-guides h2 {
  font-family: var(--font-doc);
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 0.65rem;
}
.home-guides p {
  margin: 0 0 0.4rem;
  color: var(--ink-soft);
}
.home-guides p:last-child { margin-bottom: 0; }