/* @adr [[ADR-CSS]]  */
/* @guide [[din-5008-geometry]]  */

/* css/layout.css */


:root {
  /* DIN 5008 Geometrie-Variablen (Form B = Default) */
  /* Die Werte werden jetzt direkt als Single Source of Truth aus dem HTML <din-a4> geladen! */
}




din-a4 {
  /* Source of Truth: liest die DIN-5008-Koordinaten direkt aus den data-Attributen
     am <din-a4>-Element (siehe index.html). Fallback-Zahl = bisheriger Hardcode-Wert,
     greift nur, falls das Attribut fehlt oder attr()/type() nicht unterstützt wird. */
  --din-width: attr(data-width-mm type(<number>), 210);
  --din-height: attr(data-height-mm type(<number>), 297);

  --absender-y: calc(attr(data-absender-y-b type(<number>), 45) / var(--din-height) * 100cqh);
  --empfaenger-y: calc(attr(data-empfaenger-y-b type(<number>), 50) / var(--din-height) * 100cqh);
  --infoblock-y: calc(attr(data-infoblock-y-b type(<number>), 50) / var(--din-height) * 100cqh);
  --datum-y: calc(attr(data-datum-y-b type(<number>), 92) / var(--din-height) * 100cqh);
  --briefkern-y: calc(attr(data-kern-y-b type(<number>), 109) / var(--din-height) * 100cqh);

  --fold-1-y: calc(attr(data-fold-1-b type(<number>), 105) / var(--din-height) * 100cqh);
  --fold-2-y: calc(attr(data-fold-2-b type(<number>), 210) / var(--din-height) * 100cqh);
  --punch-y: calc(attr(data-punch-y type(<number>), 148.5) / var(--din-height) * 100cqh);
}

body:has(#btn-form-a:checked) din-a4 {
  --absender-y: calc(attr(data-absender-y-a type(<number>), 27) / var(--din-height) * 100cqh);
  --empfaenger-y: calc(attr(data-empfaenger-y-a type(<number>), 32) / var(--din-height) * 100cqh);
  --infoblock-y: calc(attr(data-infoblock-y-a type(<number>), 32) / var(--din-height) * 100cqh);
  --datum-y: calc(attr(data-datum-y-a type(<number>), 74) / var(--din-height) * 100cqh);
  --briefkern-y: calc(attr(data-kern-y-a type(<number>), 91) / var(--din-height) * 100cqh); /* Muss zwingend UNTER Falzmarke 1 (87mm) liegen */
  --fold-1-y: calc(attr(data-fold-1-a type(<number>), 87) / var(--din-height) * 100cqh);
  --fold-2-y: calc(attr(data-fold-2-a type(<number>), 181) / var(--din-height) * 100cqh);
}

/* --- APP SHELL --- */
#app-shell {
  display: grid;
  grid-template-columns: clamp(280px, 20vw, 360px) 1fr;
  width: 100vw;
  height: 100dvh;
  overflow: hidden;
}

/* --- SIDEBAR --- */
aside {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--bg-sidebar-glass);
  backdrop-filter: var(--glass-blur);
  border-right: 1px solid var(--border-color);
  padding: 24px;
  justify-content: space-between;
  z-index: 10;
  transition: transform 0.3s ease;
}

.sidebar-header {
  margin-bottom: 24px;
}

.sidebar-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}



.sidebar-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

/* Premium Segmented Controls & Buttons */
.btn {
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn:hover {
  border-color: var(--accent-color);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.btn-ghost:hover {
  background: color-mix(in srgb, var(--text-muted), transparent 90%);
  color: var(--text-primary);
}

.btn.primary {
  background: var(--accent-color);
  border-color: var(--accent-color);
  color: contrast-color(var(--accent-color));
  font-weight: 600;
}

.btn.primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 16px var(--accent-glow);
}

.segmented-control {
  display: flex;
  background: var(--segment-bg);
  padding: 4px;
  border-radius: 10px;
  gap: 0; /* Remove gap for perfect math */
  position: relative;
  isolation: isolate;

  /* Dynamically calculated items and active index */
  --items: 2;
  --active-idx: 0;
}

/* Count items */
.segmented-control:has(input[type="radio"]:nth-of-type(3)) { --items: 3; }
.segmented-control:has(input[type="radio"]:nth-of-type(4)) { --items: 4; }
.segmented-control:not(:has(input)):has(button:nth-of-type(3)) { --items: 3; }
.segmented-control:not(:has(input)):has(button:nth-of-type(4)) { --items: 4; }

/* Active index tracking */
.segmented-control:has(input[type="radio"]:nth-of-type(1):checked) { --active-idx: 0; }
.segmented-control:has(input[type="radio"]:nth-of-type(2):checked) { --active-idx: 1; }
.segmented-control:has(input[type="radio"]:nth-of-type(3):checked) { --active-idx: 2; }
.segmented-control:has(input[type="radio"]:nth-of-type(4):checked) { --active-idx: 3; }

.segmented-control:has(button:nth-of-type(1)[aria-pressed="true"]) { --active-idx: 0; }
.segmented-control:has(button:nth-of-type(2)[aria-pressed="true"]) { --active-idx: 1; }
.segmented-control:has(button:nth-of-type(3)[aria-pressed="true"]) { --active-idx: 2; }
.segmented-control:has(button:nth-of-type(4)[aria-pressed="true"]) { --active-idx: 3; }

/* The sliding pill */
.segmented-control::before {
  content: "";
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: 4px;
  width: calc((100% - 8px) / var(--items));
  transform: translateX(calc(var(--active-idx) * 100%));
  
  background: var(--segment-active-bg);
  border-radius: 8px;
  box-shadow: var(--segment-active-shadow);
  transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.2s ease;
  z-index: -1;
  opacity: 1;
}

/* Hide pill if nothing is selected (during hydration) */
.segmented-control:not(:has(:checked)):not(:has([aria-pressed="true"]))::before {
  opacity: 0;
}

.segmented-control button,
.segmented-control label {
  flex: 1;
  border: none;
  background: transparent !important; /* Force transparent to let pill show */
  padding: 8px 12px;
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 6px;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.2s ease;
  text-align: center;
  position: relative;
  z-index: 1;
}

.segmented-control button[aria-pressed="true"],
.segmented-control input[type="radio"]:checked + label {
  color: var(--segment-active-text);
  /* Box-shadow and background are now handled by ::before */
}

/* --- VIEWPORT --- */
#viewport {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: var(--bg-viewport);
  padding: 3vh; /* Harmonischer Rand */
  
  container-type: size; /* Der Viewport ist der Massstab fuer das Blatt */
  container-name: viewport;
}


/* --- DIN A4 CANVAS (SCOPED ISOLATION) --- */
@scope (din-a4) {
  :scope {
    display: block;
    position: relative;
    
    /* Das Blatt nimmt maximal die Breite oder Hoehe des Viewports an, ohne ueberzulaufen */
    width: min(100cqw, calc(100cqh * var(--din-width) / var(--din-height)));
    height: min(100cqh, calc(100cqw * var(--din-height) / var(--din-width)));
    aspect-ratio: var(--din-width) / var(--din-height); /* Exaktes DIN A4 Seitenverhaeltnis */
    background: var(--paper-bg); /* Pure OKLCH White in light, soft grey in dark */
    box-shadow: var(--shadow-lg);
    border-radius: 4px;
    container-type: size; /* Ermglicht proportionale cqw/cqh Mae FR INNERE ELEMENTE */
    container-name: paper;
    color: var(--paper-text); /* Pure OKLCH Ink Black */
    box-sizing: border-box;
    transition: box-shadow 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  }

  /* Parent selector :has() to highlight sheet focus states dynamically */
  &:has([contenteditable]:focus) {
    box-shadow: 0 16px 48px oklch(from var(--accent-color) calc(l - 0.05) c h / 18%);
  }

  [contenteditable] {
    field-sizing: content;
    outline: none;
    border-radius: 2px;
    transition: background 0.15s ease, box-shadow 0.15s ease;
  }

  /* Single Line / Max Length Felder leicht stauchen (KISS für 80 Zeichen Limit) */
  [contenteditable="plaintext-only"].squeezed {
    letter-spacing: -0.015em; /* kaum sichtbar, aber hilft beim Platz */
  }

  [contenteditable]:hover {
    background: oklch(62% 0.19 148 / 2%);
    box-shadow: 0 0 0 1px oklch(62% 0.19 148 / 8%);
  }

  [contenteditable]:focus {
    background: oklch(62% 0.19 148 / 4%);
    box-shadow: 0 0 0 1px var(--accent-color);
  }

  /* Placeholder support for contenteditable */
  [contenteditable]:empty::before {
    content: attr(placeholder);
    color: var(--paper-ghost);
    font-style: italic;
    pointer-events: none;
  }

  /* --- DIN MARKS (Guides) --- */
  .din-mark {
  position: absolute;
  left: 0;
  width: calc(8 / var(--din-width) * 100cqw); /* Kurz, nicht durch den Text schneidend */
    border-bottom: 0.8pt solid oklch(0.35 0 0); /* Anthrazit/Dunkelgrau */
    opacity: var(--guide-opacity);
    pointer-events: none;
  }

  /* Falzmarken & Lochmarken proportionale Koordinaten */
  .din-fold-top { top: var(--fold-1-y); } /* Form B default: 105mm */
  .din-fold-bottom { top: var(--fold-2-y); } /* Form B default: var(--din-width)mm */
  .din-punch { 
    top: var(--punch-y);
    width: calc(12 / var(--din-width) * 100cqw); /* Breite: 12mm */
    border-bottom-style: solid; 
  }

  /* --- DIN COMPONENT PLACEMENTS (Form B Default) --- */
  /* Rücksendezeile */
  #absender {
    position: absolute;
    top: var(--absender-y);
    left: calc(20 / var(--din-width) * 100cqw);
    width: calc(85 / var(--din-width) * 100cqw);
    height: calc(5 / var(--din-height) * 100cqh);
    font-size: calc(8 * 0.168cqw); /* 8pt in cqw */
    border-bottom: 0.5px solid oklch(90% 0 0);
    padding-bottom: 2px;
    white-space: nowrap;
    text-fit: contain;
  }

  /* Anschriftfeld */
  #empfaenger {
    position: absolute;
    top: var(--empfaenger-y);
    left: calc(20 / var(--din-width) * 100cqw);
    width: calc(85 / var(--din-width) * 100cqw);
    height: calc(40 / var(--din-height) * 100cqh);
    font-size: calc(10 * 0.168cqw); /* 10pt in cqw */
    line-height: 1.4;
    display: flex;
    flex-direction: column;
    justify-content: flex-start; /* Kompakte Ausrichtung nach oben */
  }

  /* Info block (Rechte Spalte) */
  #infoblock {
    position: absolute;
    top: var(--infoblock-y);
    left: calc(125 / var(--din-width) * 100cqw);
    width: calc(75 / var(--din-width) * 100cqw);
    font-size: calc(8.5 * 0.168cqw); /* 8.5pt in cqw */
    line-height: 1.5;
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  #datum {
    position: absolute;
    top: var(--datum-y);
    left: calc(125 / var(--din-width) * 100cqw);
    width: calc(75 / var(--din-width) * 100cqw);
    font-size: calc(10 * 0.168cqw); /* 10pt in cqw */
    text-align: left;
  }

  /* Briefkern */
  #briefkern {
    position: absolute;
    top: var(--briefkern-y);
    left: calc(25 / var(--din-width) * 100cqw);  /* Linker Fluchtrand: 25mm */
    right: calc(20 / var(--din-width) * 100cqw); /* Rechter Rand: 20mm */
    bottom: calc(30 / var(--din-height) * 100cqh); /* Abstand nach unten für Footer */
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    container-name: briefkern;
  }

  #betreff {
    font-size: calc(12 * 0.168cqw); /* 12pt in cqw */
    font-weight: 700;
    margin-bottom: calc(8.46 / var(--din-height) * 100cqh); /* 2 Leerzeilen */
    text-fit: contain; /* Verhindert Witwen in der 2. Zeile, falls Stauchung nicht reicht */
  }

  #anrede {
    font-size: calc(10.5 * 0.168cqw); /* 10.5pt in cqw */
    margin-bottom: calc(4.23 / var(--din-height) * 100cqh); /* 1 Leerzeile */
  }

  #brieftext {
    font-size: calc(10.5 * 0.168cqw); /* 10.5pt in cqw */
    line-height: 1.4;
    outline: none;
    min-height: calc(40 / var(--din-height) * 100cqh);
    text-align: justify;
    hyphens: auto;
    text-wrap: pretty;
  }

  #grussformel {
    font-size: calc(10.5 * 0.168cqw);
    margin-top: calc(4.23 / var(--din-height) * 100cqh);
    margin-bottom: calc(12.69 / var(--din-height) * 100cqh); /* 3 Leerzeilen für Unterschrift */
  }

  #unterschrift {
    font-size: calc(10.5 * 0.168cqw);
    font-weight: 500;
  }

  
  }
}

/* --- DYNAMISCHE POSITIONEN FÜR FORM A (SCOPED ISOLATION) --- */

@keyframes pulse-alert {
  0%, 100% { opacity: 0.9; }
  50% { opacity: 0.5; }
}


@scope (din-a4) {
  /* --- WHATSAPP-STYLE INLINE FORMATS --- */
  #brieftext b, #brieftext strong {
    font-weight: 700;
    
  }

  #brieftext u {
    text-decoration: underline;
    text-underline-offset: 2px;
  }

  #brieftext blockquote {
    margin: 8px 0;
    padding-left: 12px;
    border-left: 3px solid var(--border-color);
    color: var(--text-muted);
    font-style: italic;
  }

  /* --- FOOTER --- */
  #brief-fuss {
    position: absolute;
    bottom: calc(10 / var(--din-height) * 100cqh); /* 10mm */
    left: calc(25 / var(--din-width) * 100cqw); /* 25mm */
    right: calc(20 / var(--din-width) * 100cqw); /* 20mm */
    height: calc(15 / var(--din-height) * 100cqh); /* 15mm */
    font-size: calc(7.5 * 0.168cqw); /* 7.5pt in cqw */
    color: var(--paper-ghost); /* OKLCH Slate Gray */
    /* border-top: 0.5px solid oklch(90% 0 0);  OKLCH Light Gray - temporarily hidden */
    padding-top: calc(2 / var(--din-height) * 100cqh);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: calc(10 / var(--din-width) * 100cqw);
    column-rule: 0.5px solid var(--paper-ghost);
    column-rule-inset: 2px;
  }
}


/* --- SIDEBAR CUSTOM INPUTS & AUTOCOMPLETE --- */
.input-field {
  font-family: inherit;
  font-size: 0.8rem;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  
  outline: none;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.input-field:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.input-field:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

#geoapify-key-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
  
  /* Smooth collapse/expand transition natively! */
  height: 0;
  opacity: 0;
  overflow: hidden;
  
  transition: 
    height 0.25s cubic-bezier(0.16, 1, 0.3, 1),
    opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1),
    display 0.25s cubic-bezier(0.16, 1, 0.3, 1) allow-discrete;
}

#geoapify-key-container.active {
  height: auto;
  opacity: 1;
}

#input-address-search {
  anchor-name: --address-input;
}

/* Glassmorphic Dropdown for Geoapify address suggestions */
.autocomplete-dropdown {
  position: absolute;
  position-anchor: --address-input;
  position-area: bottom span-x;
  position-try-options: flip-block;
  top: auto;
  left: auto;
  width: anchor-size(width);
  max-height: 200px;
  overflow-y: auto;
  margin: 4px 0 0 0;
  padding: 4px;
  list-style: none;
  background: var(--bg-sidebar-glass);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  box-shadow: var(--shadow-lg);
  z-index: 10000;
}

.autocomplete-dropdown li {
  padding: 8px 12px;
  font-size: 0.725rem;
  border-radius: 6px;
  
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: background 0.1s ease, color 0.1s ease;
}

.autocomplete-dropdown li:hover {
  background: var(--border-color);
  color: var(--accent-color);
}

/* --- COMMENT FORMAT --- */
.din-comment {
  border-left: 3px solid var(--border-color);
  padding-left: 8px;
  color: var(--text-muted);
  font-style: italic;
  display: inline-block;
  margin: 4px 0;
  width: 100%;
}

/* --- OPTIONAL BLOCKS TOGGLE (ZERO-JS) --- */
din-postvermerk, din-anlagen, din-verteiler {
  display: none;
}

:root:has(#toggle-anlagen:checked) din-anlagen,
:root:has(#toggle-verteiler:checked) din-verteiler {
  display: block;
}

:root:has(#toggle-postvermerk:checked) din-postvermerk {
  display: flex;
  flex-direction: column-reverse;
}

#sidebar-pv-select {
  display: none;
}
:root:has(#toggle-postvermerk:checked) #sidebar-pv-select {
  display: block;
}

din-postvermerk {
  font-size: calc(8 * 0.168cqw);
  font-family: var(--font-stack-sans);
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: 0.5cqh;
  
  white-space: pre-wrap;
  display: none;
}

din-anlagen, din-verteiler {
  margin-top: 3cqh;
  font-size: 0.9em;
  page-break-inside: avoid;
}








#local-address-dropdown {
  position: absolute;
  position-anchor: --anchor-empfaenger;
  top: calc(anchor(bottom) + 4px);
  left: anchor(left);
  width: anchor-size(width);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  box-shadow: var(--shadow-lg);
  margin: 0;
  padding: 0;
  z-index: 1000;
  display: none;
}

#local-address-dropdown:popover-open {
  display: flex;
  flex-direction: column;
}

.address-suggestion-item {
  padding: 8px 12px;
  cursor: pointer;
  border-bottom: 1px solid var(--border-color);
  
  font-family: var(--font-stack-sans);
  font-size: 13px;
  line-height: 1.4;
}
.address-suggestion-item:last-child { border-bottom: none; }
.address-suggestion-item:hover { background: var(--bg-viewport); }

#postvermerk-dropdown {
  position: absolute;
  position-anchor: --anchor-postvermerk;
  top: calc(anchor(bottom) + 4px);
  left: anchor(left);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  box-shadow: var(--shadow-lg);
  margin: 0;
  padding: 0;
  z-index: 1000;
  display: none;
  width: max-content;
}

#postvermerk-dropdown:popover-open {
  display: flex;
  flex-direction: column;
}

.pv-item {
  padding: 8px 12px;
  cursor: pointer;
  border-bottom: 1px solid var(--border-color);
  
  font-family: var(--font-stack-sans);
  font-size: 13px;
}
.pv-item:last-child { border-bottom: none; }
.pv-item:hover { background: var(--bg-viewport); }

#postvermerk:empty::before {  opacity: 0.9; }

/* Neue Utility für echte Single-Line Felder */
.single-line {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-fit: contain;
  field-sizing: content;
  max-height: 1.5em; /* verhindert optisch 2 Zeilen */
  line-height: 1.4;
}

/* Bessere visuelle Begrenzung ohne JS */
.single-line[contenteditable]:focus {
  border: 2px solid transparent;
  margin: -2px;
  background-clip: padding-box, border-area;
  background-image: 
    linear-gradient(oklch(62% 0.19 148 / 3%), oklch(62% 0.19 148 / 3%)),
    linear-gradient(135deg, var(--accent-color), var(--c-success));
  overflow: visible; /* beim Editieren darf es temporär umbrechen */
  text-overflow: unset;
  max-height: none;
}

/* --- TEXT-FIT ENGINE STATES --- */
[data-text-fit="condensed"],
[data-text-fit="condensed"] .single-line {
  letter-spacing: -0.03em;
}

[data-text-fit="shrink"],
[data-text-fit="shrink"] .single-line,
[data-text-fit="shrink"] #anrede,
[data-text-fit="shrink"] #grussformel,
[data-text-fit="shrink"] #unterschrift {
  font-size: 0.9em;
  letter-spacing: -0.03em;
}




/* Accessibility / Visibility */
.hidden { display: none !important; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* --- SIDEBAR UTILITIES --- */
.sidebar-options-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sidebar-options-row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: balance;
}

.sidebar-sub-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 500;
  display: block;
  margin-bottom: 4px;
}

/* --- SIGNATURE UI STATES --- */


#signature-image[src=""] { display: none !important; }
#btn-reset-sig { display: none !important; }
body:has(#signature-image[src]:not([src=""])) #btn-reset-sig { display: flex !important; }
body:has(#signature-image[src]:not([src=""])) #btn-upload-sig-trigger { display: none !important; }

/* --- CLEANUP UTILITIES --- */
.w-full { width: 100%; }
.mb-0 { margin-bottom: 0 !important; }
.btn-danger {
  border-color: var(--danger-color);
  color: var(--danger-color);
}
.btn-danger:hover {
  background: color-mix(in oklch, var(--danger-color) 10%, transparent);
}

.sidebar-header-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}
.sidebar-build-info {
  font-size: 0.7rem;
  color: var(--text-muted);
  padding: 0;
}
.sidebar-checkbox-label {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  color: var(--text-muted);
}
.sidebar-select {
  font-size: 0.75rem;
  padding: 4px;
  margin-top: 4px;
}
.sidebar-status-label {
  font-size: 0.7rem;
  opacity: 0.6;
  text-align: center;
  display: block;
  margin-top: 2px;
}
.sidebar-ux-tip {
  margin-top: 4px;
  padding: 10px;
  border-radius: 8px;
  background: color-mix(in oklch, var(--text-primary) 10%, transparent);
  border: 1px dashed var(--border-color);
  font-size: 0.75rem;
  line-height: 1.45;
}
.sidebar-link {
  color: var(--accent-color);
  text-decoration: underline;
  pointer-events: auto;
}
.sidebar-footer {
  gap: 10px;
  margin-top: auto;
}

/* Paper Elements */
#postvermerk { anchor-name: --anchor-postvermerk; }
#infoblock { line-height: 1.5; }
#info-tel { margin-top: 8px; }
.signature-wrapper { position: relative; margin-top: 10px; }
#signature-container { min-height: 20px; }

.anlagen-heading { font-weight: 700; margin-bottom: 2px; }
#anlagen-text { margin: 0; padding-left: 1.5rem; }

/* --- CSS-FIRST REFACTORING --- */
/* Address Book Save Button */
.address-save-btn {
  position: absolute;
  top: 0;
  right: -30px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  opacity: 0.3;
  transition: opacity 0.2s;
  z-index: 10;
}
.address-save-btn:hover {
  opacity: 1;
}

/* Geoapify State Toggles */
#geoapify-wrapper #geoapify-key-container { display: flex; flex-direction: column; }
#geoapify-wrapper #address-search-container { display: none; }
#geoapify-wrapper:has(#input-geoapify-key:not(:placeholder-shown)) #geoapify-key-container { display: none; }
#geoapify-wrapper:has(#input-geoapify-key:not(:placeholder-shown)) #address-search-container { display: flex; flex-direction: column; }
:root:has(#btn-guides-on:checked) {
  --guide-opacity: 0.15;
}
.btn-guides::before {
  content: '📐 Falz- & Lochmarken einblenden';
}
:root:has(#btn-guides-on:checked) .btn-guides::before {
  content: '📐 Falz- & Lochmarken ausblenden';
}
.badge-local {
  float: right;
  font-size: 0.65rem;
  color: var(--accent-color);
  background: var(--segment-bg);
  padding: 2px 4px;
  border-radius: 4px;
}
#input-address-search {
  anchor-name: --anchor-address-search;
}

/* --- 2-SECOND THEME VIEW TRANSITION --- */
html.theme-transition::view-transition-old(root),
html.theme-transition::view-transition-new(root) {
  animation-duration: 2s;
}

/* --- VERTICAL RADIO MENU --- */
.radio-menu {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.radio-menu label {
  display: flex;
  flex-direction: column;
  padding: 10px 14px;
  background: var(--segment-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: left;
}
.radio-menu label:hover {
  border-color: var(--border-color-focus);
}
.radio-menu input[type="radio"]:checked + label {
  background: var(--bg-card);
  border-color: var(--accent-color);
  box-shadow: 0 4px 12px var(--accent-glow);
}
.radio-menu .rm-title {
  font-weight: 500;
  font-size: 0.85rem;
}
.radio-menu .rm-sub {
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* --- WYSIWYG SIGNATURE EDITOR --- */
.draggable-container {
  position: relative;
  display: inline-block;
}

.sig-bounding-box {
  position: relative;
  display: inline-block;
  cursor: grab;
  /* Transform values applied via JS inline styles/vars */
  transform: translate(var(--x, 0), var(--y, 0)) scale(var(--scale, 1)) rotate(var(--rot, 0deg));
  transform-origin: center center;
  touch-action: none;
}

.sig-bounding-box.active {
  outline: 2px dashed var(--accent-color);
}

.sig-bounding-box:active {
  cursor: grabbing;
}

.sig-handle, .sig-rotate-handle {
  position: absolute;
  width: 12px;
  height: 12px;
  background-color: var(--paper-bg);
  border: 2px solid var(--accent-color);
  border-radius: 50%;
  z-index: 10;
  display: none;
}

.sig-bounding-box.active .sig-handle,
.sig-bounding-box.active .sig-rotate-handle {
  display: block;
}

.sig-rotate-handle {
  top: -24px;
  left: 50%;
  transform: translateX(-50%);
  cursor: grab;
}
.sig-rotate-handle::after {
  content: '';
  position: absolute;
  top: 10px;
  left: 50%;
  width: 2px;
  height: 12px;
  background-color: var(--accent-color);
  transform: translateX(-50%);
  z-index: -1;
}

.sig-handle.top-left { top: -6px; left: -6px; cursor: nwse-resize; }
.sig-handle.top-right { top: -6px; right: -6px; cursor: nesw-resize; }
.sig-handle.bottom-left { bottom: -6px; left: -6px; cursor: nesw-resize; }
.sig-handle.bottom-right { bottom: -6px; right: -6px; cursor: nwse-resize; }

#signature-image {
  pointer-events: none;
  max-width: 100%;
  display: block;
  opacity: 0.9;
  mix-blend-mode: multiply;
}