/* Hoffmann Dokumenteneditor – Standalone. Prometo/Helvetica Neue LT Pro sind
   lizenzierte Marken-Schriften (siehe hoffmann-cd Skill) und hier NICHT
   eingebunden. Für UI und DIN-Vorschau/PDF wird ersatzweise eine
   System-Sans/Helvetica-Stapelung verwendet – ausdrücklich ein Platzhalter,
   kein bestätigter Markenfont. */

:root {
  --ink: #1d1d1b;
  --ink-soft: #52524f;
  --border: #d8d8d6;
  --bg: #f4f4f3;
  --panel: #ffffff;
  --accent: #1d1d1b;
  --danger: #b3261e;
  --radius: 10px;
  --font-ui: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-doc: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body {
  height: 100%;
  margin: 0;
  font-family: var(--font-ui);
  color: var(--ink);
  background: var(--bg);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: 14px;
}

/* ---------- Buttons ---------- */

.btn {
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--ink);
  padding: 8px 16px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
  transition: background 0.15s, border-color 0.15s;
}
.btn:hover { background: #ececea; }
.btn:disabled { opacity: 0.5; cursor: default; }

.btn-primary { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn-primary:hover { background: #000; }

.btn-secondary { background: #fff; }

.btn-ghost { border-color: transparent; background: transparent; font-weight: 500; }
.btn-ghost:hover { background: #ececea; }

.btn-link { border: none; background: none; color: var(--ink-soft); text-decoration: underline; padding: 4px 0; font-weight: 500; cursor: pointer; }

.btn-small { padding: 4px 10px; font-size: 13px; }

.file-btn { position: relative; overflow: hidden; display: inline-block; }
.file-btn input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }

/* ---------- Auth gate ---------- */

.auth-gate {
  position: fixed;
  inset: 0;
  background: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.auth-box {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px;
  width: 340px;
  max-width: 90vw;
}
.auth-box h1 { font-size: 18px; margin: 0 0 8px; }
.auth-intro { color: var(--ink-soft); font-size: 13px; margin: 0 0 16px; }
.auth-box label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; margin-top: 12px; }
.auth-box input { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; }
.auth-error { color: var(--danger); font-size: 13px; margin: 10px 0 0; }
.auth-box button { width: 100%; margin-top: 18px; }
.auth-hint { font-size: 12px; color: var(--ink-soft); margin-top: 16px; text-align: center; }

/* ---------- App shell ---------- */

.topbar {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.topbar-title { font-weight: 700; font-size: 15px; }
.topbar-actions { display: flex; gap: 8px; }

.layout {
  display: flex;
  height: calc(100vh - 56px);
}

.sidebar {
  width: 260px;
  flex: none;
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 18px;
  overflow-y: auto;
}
.sidebar-section { margin-bottom: 26px; }
.sidebar-section h2 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-soft); margin: 0 0 10px; }

.company-switch { display: flex; flex-direction: column; gap: 4px; }
.company-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid transparent;
  background: transparent;
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
  text-align: left;
  font-weight: 600;
  color: var(--ink);
}
.company-btn:hover { background: #f0f0ef; }
.company-btn.active { background: #f0f0ef; border-color: var(--border); }
.company-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--dot-color, #999); flex: none; }

#senderSelect { width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; margin-bottom: 6px; }

.template-tabs { display: flex; flex-direction: column; gap: 4px; }
.template-tab {
  border: 1px solid var(--border);
  background: #fff;
  padding: 9px 12px;
  border-radius: 8px;
  cursor: pointer;
  text-align: left;
  font-weight: 600;
}
.template-tab.active { background: var(--ink); color: #fff; border-color: var(--ink); }

.editor-panel {
  flex: 1 1 42%;
  overflow-y: auto;
  padding: 24px 28px;
  border-right: 1px solid var(--border);
}

.preview-panel {
  flex: 1 1 58%;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.preview-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.export-status { font-size: 13px; color: var(--ink-soft); }
.preview-scroll {
  flex: 1;
  overflow: auto;
  background: #e5e5e4;
  padding: 28px;
  display: flex;
  justify-content: center;
}
.preview-note { font-size: 12px; color: var(--ink-soft); padding: 8px 20px; margin: 0; background: var(--panel); border-top: 1px solid var(--border); }

/* ---------- Formulare ---------- */

.editor-form { display: flex; flex-direction: column; gap: 14px; max-width: 640px; }
.form-row { display: flex; gap: 14px; }
.form-row .form-field { flex: 1; }

.form-field label { display: block; font-size: 12.5px; font-weight: 600; color: var(--ink-soft); margin-bottom: 5px; }
.form-field.wide { width: 100%; }
.form-field input[type="text"],
.form-field input[type="date"],
.form-field textarea {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  font-family: inherit;
}
.form-field textarea { resize: vertical; }

.checkbox-field label { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 500; color: var(--ink); cursor: pointer; }
.checkbox-field input[type="checkbox"] { width: 16px; height: 16px; }
.checkbox-field .muted { margin: 4px 0 0 24px; font-size: 12px; color: var(--ink-soft); }

.form-section { margin-top: 6px; }
.form-section h3 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-soft); margin: 0 0 10px; }

.kind-toggle { display: inline-flex; border: 1px solid var(--border); border-radius: 999px; overflow: hidden; }
.kind-btn { border: none; background: #fff; padding: 8px 18px; cursor: pointer; font-weight: 600; }
.kind-btn.active { background: var(--ink); color: #fff; }

.items-editor-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.items-editor-table th { text-align: left; font-size: 11.5px; text-transform: uppercase; color: var(--ink-soft); padding: 0 6px 6px; border-bottom: 1px solid var(--border); }
.items-editor-table td { padding: 6px; vertical-align: top; border-bottom: 1px solid #eee; }
.items-editor-table input, .items-editor-table select { width: 100%; padding: 6px 8px; border: 1px solid var(--border); border-radius: 6px; }
.item-desc-input { width: 100%; margin-top: 4px; padding: 5px 8px; border: 1px solid var(--border); border-radius: 6px; resize: vertical; font-size: 12px; color: var(--ink-soft); }
.money-input, .qty-input { text-align: right; }
.item-total-cell { text-align: right; font-weight: 600; white-space: nowrap; padding-top: 12px; }

#itemsTotalsSummary { margin-top: 12px; text-align: right; font-size: 13.5px; display: flex; flex-direction: column; gap: 3px; }
#itemsTotalsSummary div:last-child { font-weight: 700; font-size: 15px; margin-top: 4px; border-top: 1px solid var(--border); padding-top: 6px; }

/* ---------- DIN-5008-Vorschau ---------- */

.din-page-wrapper { width: calc(210mm * 0.72); height: calc(297mm * 0.72); flex: none; }
.din-page {
  width: 210mm;
  height: 297mm;
  background: #fff;
  position: relative;
  box-shadow: 0 4px 24px rgba(0,0,0,0.18);
  transform: scale(0.72);
  transform-origin: top left;
  font-family: var(--font-doc);
  color: #17171a;
  font-size: 10.5pt;
  line-height: 1.4;
}

.din-logo-box { position: absolute; display: flex; align-items: flex-start; }
.din-logo-img { max-width: 100%; max-height: 100%; object-fit: contain; object-position: left top; }
.din-logo-text { font-weight: 700; font-size: 20pt; color: var(--company-color); }

.din-address { position: absolute; }
.sender-line { font-size: 7.5pt; line-height: 1.3; color: #333; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 80mm; }
.recipient-lines { font-size: 10.5pt; margin-top: 2px; }
.recipient-lines .placeholder-text { color: #aaa; font-style: italic; }

.din-info { position: absolute; font-size: 9.5pt; }
.info-block { margin-bottom: 8px; }
.info-line { line-height: 1.35; }

.din-content { position: absolute; }
.din-heading { font-weight: 700; font-size: 12.5pt; margin-bottom: 10px; }
.din-para { margin: 0 0 10px; white-space: pre-wrap; }
.din-para.small { font-size: 8.5pt; color: #555; }
.din-body-text { white-space: pre-wrap; }
.din-closing { margin-top: 4px; }
.din-signature-space { height: 16mm; }

.din-items-table { width: 100%; border-collapse: collapse; font-size: 9.5pt; margin: 6px 0 8px; }
.din-items-table th { text-align: left; font-size: 8.8pt; text-transform: uppercase; color: #666; border-bottom: 1.4pt solid #17171a; padding: 0 4px 4px; }
.din-items-table td { padding: 4px 4px; border-bottom: 0.5pt solid #eee; vertical-align: top; }
.din-items-table .num, .din-items-table th.col-1, .din-items-table th.col-4, .din-items-table th.col-5 { text-align: right; }
.item-title { font-weight: 500; }
.item-desc { font-size: 8pt; color: #666; margin-top: 2px; }

.din-totals { display: flex; flex-direction: column; align-items: flex-end; gap: 3px; margin-bottom: 10px; }
.totals-row { display: flex; gap: 18px; font-size: 9.8pt; }
.totals-row .label { color: #444; }
.totals-row.strong { font-weight: 700; font-size: 11.5pt; border-top: 1.4pt solid #17171a; padding-top: 5px; margin-top: 3px; min-width: 60mm; justify-content: space-between; }
.totals-row.strong .label { color: var(--ink); }

.din-girocode { margin-top: 8px; }
.girocode-caption { font-size: 8.5pt; font-weight: 700; color: #555; margin-bottom: 4px; }
.girocode-row { display: flex; align-items: flex-start; gap: 6mm; }
.girocode-qr { width: 28mm; height: 28mm; flex: none; }
.girocode-qr svg { width: 100%; height: 100%; display: block; }
.girocode-text { font-size: 7.5pt; line-height: 1.5; color: #17171a; }

.din-footer { position: absolute; font-size: 7.5pt; color: #666; border-top: 0.8pt solid var(--company-color, #1d1d1b); padding-top: 6px; }
.footer-line { margin-bottom: 2px; }

/* ---------- Modal ---------- */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 90;
}
.modal {
  background: #fff;
  border-radius: var(--radius);
  width: 680px;
  max-width: 92vw;
  max-height: 86vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.modal-header h2 { margin: 0; font-size: 16px; }
.modal-tabs { display: flex; gap: 4px; padding: 10px 20px 0; border-bottom: 1px solid var(--border); }
.modal-tab { border: none; background: none; padding: 10px 14px; cursor: pointer; font-weight: 600; color: var(--ink-soft); border-bottom: 2px solid transparent; }
.modal-tab.active { color: var(--ink); border-bottom-color: var(--ink); }
.modal-body { padding: 18px 20px; overflow-y: auto; }
.modal-intro { font-size: 13px; color: var(--ink-soft); margin: 0 0 16px; }

.settings-company-section { margin-bottom: 24px; padding-bottom: 18px; border-bottom: 1px solid #eee; }
.settings-company-section:last-child { border-bottom: none; }
.settings-company-section h3 { display: flex; align-items: center; gap: 8px; font-size: 14px; margin: 0 0 10px; }
.settings-company-section .muted { font-size: 12.5px; color: var(--ink-soft); margin: 0 0 10px; }

.sender-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 10px; }
.sender-row { display: grid; grid-template-columns: 1.2fr 1fr 1fr 1.2fr auto; gap: 6px; }
.sender-row input { padding: 7px 9px; border: 1px solid var(--border); border-radius: 6px; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 14px; }
.contact-grid .form-field label { font-size: 11.5px; }
.contact-grid input { width: 100%; padding: 7px 9px; border: 1px solid var(--border); border-radius: 6px; }

/* ---------- Toast ---------- */

.toast-host { position: fixed; bottom: 20px; right: 20px; z-index: 200; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 13px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
  opacity: 1;
  transition: opacity 0.3s;
}
.toast-error { background: var(--danger); }
.toast-out { opacity: 0; }