/* KUKANILEA Webtools — Geschäftsbrief-Tools. Eigenständige Subdomain, eigenes Mini-Design-System
   (Brand-Werte aus sites/kukanilea-www/styles.css :root übernommen, nicht importiert —
   volle Unabhängigkeit der Subdomain). */

:root {
  --cream: #ffffff;
  --ink: #0f172a;
  --ink-2: #1e293b;
  --ink-3: #475569;
  --ink-4: #5a6678;
  --line: #e6ebf1;
  --line-2: #cbd5e1;
  --white: #ffffff;
  --paper: #f4f6f9;
  --blue: #1B4965;
  --blue-2: #123449;
  --blue-soft: #d7e3ea;
  --blue-tint: #eef3f6;
  --green: #18553a;
  --green-soft: #e4f1e9;
  --warn-ink: #97491a;
  --warn-soft: #fde9d4;

  --radius: 14px;
  --radius-lg: 20px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 0 rgba(15,23,42,.04), 0 1px 2px rgba(15,23,42,.05);
  --shadow: 0 1px 0 rgba(15,23,42,.04), 0 12px 28px -16px rgba(15,23,42,.16);

  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SFMono-Regular", "SF Mono", "IBM Plex Mono", monospace;
  --maxw: 880px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
/* Erhöhte Spezifität statt !important: [hidden] muss jede unconditional display-Regel
   einzelner Klassen (z. B. .sig-preview{display:flex}, .a4-blk img{display:block}) zuverlässig
   schlagen — gleiche Spezifität wird per Quellreihenfolge von späteren Regeln übertrumpft,
   daher ein zusätzlicher Typ-Selektor (html body [hidden]) statt nur body [hidden]. */
html body [hidden] { display: none; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.wide { max-width: 1080px; }

a { color: var(--blue); }

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--blue); color: var(--white); padding: 10px 16px; z-index: 100;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ── Header ── */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 40;
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 20px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand-mark { display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-weight: 700; font-size: 15px; letter-spacing: .01em; }
.brand-sub { font-size: 11px; color: var(--ink-4); font-weight: 600; text-transform: uppercase; letter-spacing: .06em; }
.brand-sub.tool-suite { color: var(--blue); }

.site-nav { display: flex; flex-wrap: wrap; gap: 4px 18px; }
.site-nav a { color: var(--ink-3); font-size: 14px; font-weight: 600; text-decoration: none; }
.site-nav a:hover, .site-nav a[aria-current] { color: var(--blue); }

.header-actions a.text-link { font-size: 14px; font-weight: 600; text-decoration: none; }

@media (max-width: 720px) {
  .header-row { flex-wrap: wrap; }
  .site-nav { order: 3; width: 100%; padding-top: 8px; border-top: 1px solid var(--line); }
}

/* ── Hero / intro ── */
.tool-hero { padding: 44px 0 8px; }
.tool-kicker {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
  color: var(--blue); margin-bottom: 10px;
}
.tool-hero h1 { font-size: clamp(28px, 4vw, 38px); line-height: 1.15; margin: 0 0 12px; letter-spacing: -0.01em; }
.tool-hero p.lede { font-size: 17px; color: var(--ink-3); max-width: 60ch; margin: 0 0 0; }

.privacy-note {
  display: flex; align-items: flex-start; gap: 10px;
  margin: 22px 0 0;
  padding: 14px 16px;
  background: var(--blue-tint);
  border: 1px solid var(--blue-soft);
  border-radius: var(--radius);
  font-size: 14px; color: var(--blue-2);
}
.privacy-note svg { flex: none; margin-top: 2px; }

/* ── Tool card / workspace ── */
.tool-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 28px;
  margin: 28px 0 40px;
}
.tool-card-title { margin: 0 0 14px; font-size: 17px; }

.tool-actions { display: flex; align-items: center; gap: 14px; margin-top: 20px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 14px; font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover:not(:disabled) { background: var(--blue-2); }
.btn-primary:disabled { background: var(--line-2); color: var(--ink-4); cursor: not-allowed; }
.btn-ghost { background: var(--white); color: var(--ink-2); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
.btn-ghost:disabled { opacity: .45; cursor: not-allowed; border-color: var(--line-2); color: var(--ink-2); }

.tool-status { font-size: 14px; color: var(--ink-3); }
.tool-status[data-state="error"] { color: var(--warn-ink); }
.tool-status[data-state="done"] { color: var(--green); font-weight: 600; }

.result-panel {
  margin-top: 20px;
  padding: 18px;
  background: var(--green-soft);
  border: 1px solid #bfe0cd;
  border-radius: var(--radius);
  display: none;
}
.result-panel.is-visible { display: block; }
.result-panel h3 { margin: 0 0 6px; font-size: 15px; color: var(--green); }

/* ── Landing: tool grid ── */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin: 28px 0 48px;
}
.tool-tile {
  display: block;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px;
  text-decoration: none;
  color: var(--ink);
  box-shadow: var(--shadow-sm);
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.tool-tile:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--blue-soft); }
.tool-tile .tt-icon { color: var(--blue); margin-bottom: 12px; }
.tool-tile h2 { font-size: 16px; margin: 0 0 6px; }
.tool-tile p { font-size: 13.5px; color: var(--ink-3); margin: 0; }

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 40px;
  margin-top: 40px;
}
.ft-row {
  display: flex; flex-wrap: wrap; gap: 10px 24px;
  align-items: center; justify-content: space-between;
  font-size: 13px; color: var(--ink-4);
}
.ft-links { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.ft-links a { color: var(--ink-4); text-decoration: none; }
.ft-links a:hover { color: var(--blue); }

/* ── Formular (Brief-Generator, Preisvergleich) ── */
.job-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 20px;
  margin-top: 20px;
}
.job-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.job-field.full { grid-column: 1 / -1; }
.job-field label { font-size: 13px; font-weight: 700; color: var(--ink-2); }
.job-field input[type="text"],
.job-field input[type="date"],
.job-field input[type="email"],
.job-field input[type="tel"],
.job-field textarea,
.job-field select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--white);
}
.job-field textarea { resize: vertical; min-height: 90px; line-height: 1.5; }
.job-field input:focus, .job-field textarea:focus, .job-field select:focus {
  outline: 2px solid var(--blue-soft); border-color: var(--blue);
}
.job-field .field-hint { font-size: 12px; color: var(--ink-4); }
.job-field .char-count { font-size: 11.5px; color: var(--ink-4); text-align: right; }
@media (max-width: 640px) {
  .job-form { grid-template-columns: 1fr; }
}

.field-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 24px; margin-top: 18px; }
.field-row label { font-size: 14px; font-weight: 600; color: var(--ink-2); display: flex; align-items: center; gap: 10px; }
.field-row .field-label { font-size: 14px; font-weight: 600; color: var(--ink-2); margin-right: 2px; }

.chip-group { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  background: var(--white);
  color: var(--ink-2);
  font-size: 13px; font-weight: 600;
  cursor: pointer;
}
.chip:hover { border-color: var(--blue); color: var(--blue); }
.chip.is-active { background: var(--blue); border-color: var(--blue); color: var(--white); }
.chip:disabled { opacity: .45; cursor: not-allowed; }
.chip:disabled:hover { border-color: var(--line-2); color: var(--ink-2); }

/* Toggle-Checkbox-Zeile (Falt-/Lochmarken an/aus) */
.toggle-row { display: flex; align-items: center; gap: 10px; margin-top: 14px; }
.toggle-row input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--blue); cursor: pointer; }
.toggle-row label { font-size: 14px; color: var(--ink-2); cursor: pointer; }

/* PDF-Vorschau */
.pdf-preview {
  margin-top: 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--paper);
  overflow: hidden;
}
.pdf-preview iframe { display: block; width: 100%; height: 60vh; border: 0; }

/* Vergleichstabelle (Postversand-Preisvergleich) */
.compare-table-wrap { overflow-x: auto; margin-top: 20px; }
table.compare-table { width: 100%; border-collapse: collapse; font-size: 14px; }
table.compare-table th, table.compare-table td {
  padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
table.compare-table thead th { color: var(--ink-4); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
table.compare-table tbody tr:hover { background: var(--blue-tint); }
table.compare-table td.price { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--blue); }
table.compare-table td.price-best { color: var(--green); }
table.compare-table .table-note { color: var(--ink-4); font-weight: 400; white-space: normal; }

@media (max-width: 520px) {
  .tool-card { padding: 20px; }
  .pdf-preview iframe { height: 45vh; }
}

/* ── Composer: A4-Live-Vorlage (Geschäftsbrief-Generator) ────────────────
   mm-Werte 1:1 aus assets/js/geschaeftsbrief-generator.js LAYOUT-Objekt. */
.composer {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 28px;
  align-items: start;
  margin: 28px 0 48px;
}
.composer-side { display: flex; flex-direction: column; position: sticky; top: 84px; }
.composer-side .tool-card.compact { margin: 0 0 18px; padding: 20px; }
.composer-main {
  overflow-x: auto;
  padding: 18px 0 40px;
}
.a4-page {
  position: relative;
  width: 210mm;
  height: 297mm;
  background: var(--white);
  box-shadow: var(--shadow), 0 0 0 1px var(--line);
  margin: 0 auto;
  transform-origin: top left;
  font-family: var(--font-sans);
}
.a4-blk { position: absolute; left: 0; }
.a4-blk img { display: block; max-width: 100%; max-height: 100%; object-fit: contain; }

.a4-input, .a4-textarea {
  display: block;
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  padding: 1px 2px;
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  border-radius: 3px;
}
.a4-input:focus, .a4-textarea:focus { background: var(--blue-tint); box-shadow: 0 0 0 1px var(--blue-soft); }
.a4-input::placeholder, .a4-textarea::placeholder { color: var(--ink-4); opacity: .75; }
.a4-textarea { resize: none; line-height: 1.35; overflow: hidden; }

#blkLogo { top: 4mm; right: 20mm; left: auto; width: 45mm; height: 19mm; }
#blkLogo img { margin-left: auto; }

#blkHeader { top: 14mm; left: 25mm; width: 120mm; }
#blkHeader .a4-input-heading { font-size: 13.5pt; font-weight: 700; color: var(--blue); }

.a4-blk-return {
  top: 27mm; left: 25mm; width: 165mm;
  display: flex; align-items: baseline; gap: 4px;
  border-bottom: 1px solid var(--line-2);
  padding-bottom: 2px;
  font-size: 7.5pt;
}
.a4-return-mirror { color: var(--ink-4); white-space: nowrap; flex: none; }
.a4-sep { color: var(--ink-4); flex: none; }
.a4-blk-return .a4-input-tiny { font-size: 7.5pt; flex: 1; min-width: 30px; }

#blkVermerk { top: 40.7mm; left: 25mm; width: 165mm; }
#blkVermerk .a4-input-bold { font-weight: 700; font-size: 10pt; }

#blkAddress { top: 44.7mm; left: 20mm; width: 85mm; height: 27.3mm; }
#blkAddress .a4-textarea { font-size: 10pt; height: 100%; padding-top: 3px; }

#blkInfo { top: 32mm; left: 125mm; width: 75mm; }
.a4-info-row { margin-bottom: 6px; }
.a4-info-row label { display: block; font-size: 7pt; font-weight: 700; color: var(--ink-4); text-transform: uppercase; letter-spacing: .02em; margin-bottom: 1px; }
.a4-info-row .a4-input-tiny { font-size: 9pt; }

#blkSubject { top: 79.4mm; left: 25mm; width: 165mm; }
#blkSubject .a4-input-bold { font-weight: 700; font-size: 11pt; }

#blkBody { top: 95mm; left: 25mm; width: 165mm; bottom: 34mm; display: flex; flex-direction: column; }
#blkBody .a4-body { flex: 1; font-size: 11pt; }
.a4-charcount { display: block; text-align: right; margin-top: 2px; }

.a4-closing { margin-top: 8px; flex: none; }
.a4-closing .a4-input { font-size: 11pt; }
.a4-sig-slot {
  height: 16mm;
  margin: 4px 0;
  display: flex; align-items: center;
  border-bottom: 1px dashed var(--line-2);
}
.a4-sig-slot img { max-height: 15mm; max-width: 60mm; }

#blkFooterImg { bottom: 8mm; left: 0; width: 100%; text-align: center; height: 15mm; }
#blkFooterImg img { margin: 0 auto; max-height: 15mm; }

.a4-fold-mark {
  position: absolute; left: 0; width: 5mm; height: 0;
  border-top: 1px solid var(--line-2);
}
#foldMark1 { top: 87mm; }
#foldMark2 { top: 192mm; }
#holeMark { top: 148.5mm; }

/* Form B (45mm Briefkopf) — Werte identisch zu A + 18mm Kaskaden-Versatz */
.a4-page[data-variant="B"] #blkHeader { top: 18mm; }
.a4-page[data-variant="B"] .a4-blk-return { top: 45mm; }
.a4-page[data-variant="B"] #blkVermerk { top: 58.7mm; }
.a4-page[data-variant="B"] #blkAddress { top: 62.7mm; }
.a4-page[data-variant="B"] #blkInfo { top: 50mm; }
.a4-page[data-variant="B"] #blkSubject { top: 97.4mm; }
.a4-page[data-variant="B"] #blkBody { top: 113mm; }
.a4-page[data-variant="B"] #foldMark1 { top: 105mm; }
.a4-page[data-variant="B"] #foldMark2 { top: 210mm; }

.a4-page:not([data-marks="on"]) .a4-fold-mark { display: none; }

/* ── Unterschrift-Panel (Sidebar) ── */
.sig-panel { margin-top: 14px; }
.sig-canvas-wrap {
  border: 1px dashed var(--line-2);
  border-radius: var(--radius-sm);
  background: var(--paper);
  height: 140px;
}
.sig-canvas-wrap canvas { width: 100%; height: 100%; display: block; touch-action: none; }
.sig-qr-wrap { margin-top: 14px; text-align: center; }
.sig-qr-wrap canvas { border-radius: var(--radius-sm); border: 1px solid var(--line); }
.sig-preview {
  margin-top: 14px; padding: 12px;
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  display: flex; align-items: center; gap: 12px; justify-content: space-between;
}
.sig-preview img { max-height: 44px; max-width: 140px; }

@media (max-width: 900px) {
  .composer { grid-template-columns: 1fr; }
  .composer-side { position: static; }
}