/* ==========================================================
   calcbox.eu – Design Tokens (Pixel/Terminal Theme)
   Hinweis: [data-theme="dark"] ist vorbereitet, aber aktuell
   ungenutzt – <html> setzt data-theme fest auf "light" (siehe
   inc/header.php) und es gibt keinen Umschalter im UI/JS. Bei
   Bedarf hier andocken statt einen zweiten Tokensatz anzulegen.
   ========================================================== */

:root {
  --color-bg: #0b1020;
  --color-surface: #121a2e;
  --color-border: #293858;
  --color-text: #f4f7ff;
  --color-text-secondary: #a9b7d4;
  --color-text-muted: #687797;

  --color-primary: #58e6b1;
  --color-primary-light: #8af5cc;
  --color-accent: #ffca5c;

  --color-success: #58e6b1;
  --color-warning: #ffca5c;
  --color-danger: #ff6b86;

  --font-sans: 'Space Mono', 'Courier New', monospace;
  --font-mono: 'Space Mono', 'Courier New', monospace;

  --space-1: 4px; --space-2: 8px; --space-3: 12px;
  --space-4: 16px; --space-5: 24px; --space-6: 32px;
  --space-7: 48px; --space-8: 64px; --space-9: 96px;

  --radius-sm: 0; --radius-md: 0;
  --shadow-sm: 4px 4px 0 #050811;
  --shadow-md: 6px 6px 0 #050811;

  --container-width: 1200px;
}

[data-theme="dark"] {
  --color-bg: #070b16;
  --color-surface: #0e1628;
  --color-border: #263653;
  --color-primary: #67f0bb;
  --color-primary-light: #9df8d2;
  --color-accent: #ffd166;
  --shadow-sm: 4px 4px 0 #02040a;
  --shadow-md: 6px 6px 0 #02040a;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color .3s ease, color .3s ease;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

h1, h2, h3, h4 { font-weight: 700; line-height: 1.3; margin: 0 0 var(--space-4); }
h1 { font-size: 2.25rem; color: var(--color-text); }
h2 { font-size: 1.75rem; color: var(--color-text); }
h3 { font-size: 1.25rem; font-weight: 600; color: var(--color-text); }
h4 { font-size: 1rem; font-weight: 600; }
p { margin: 0 0 var(--space-4); color: var(--color-text-secondary); }
a { color: var(--color-primary); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--color-accent); }

@media (min-width: 768px) {
  h1 { font-size: 2.5rem; }
  h2 { font-size: 1.875rem; }
}

/* ---------- Header ---------- */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) 0;
}

.logo-link { display: flex; align-items: center; gap: var(--space-2); }
.logo-text { font-weight: 700; font-size: 1.1rem; color: var(--color-text); }
.logo-suffix { color: var(--color-primary); }

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 1px solid var(--color-border);
  cursor: pointer;
  padding: var(--space-2);
  transition: all .15s ease;
}
.nav-toggle:hover { border-color: var(--color-primary); }
.nav-toggle span { width: 22px; height: 2px; background: var(--color-primary); }

/* Category Menu */
.category-menu {
  border-top: 1px solid var(--color-border);
  padding: var(--space-4) 0 0;
  display: none;
}
.category-menu.open { display: flex; }
.category-menu-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.category-menu a, .category-menu .category-item, .category-toggle, .nav-subgroup-toggle {
  padding: var(--space-2) 0;
  font-weight: 500;
  color: var(--color-text);
  transition: color .15s ease;
  border: 0;
  border-left: 3px solid transparent;
  padding-left: var(--space-2);
  cursor: pointer;
  background: transparent;
  font-family: inherit;
  font-size: inherit;
  text-align: left;
}
.category-menu a:hover, .category-menu .category-item:hover, .category-toggle:hover, .nav-subgroup-toggle:hover {
  color: var(--color-primary);
  border-left-color: var(--color-primary);
}
.category-toggle, .nav-subgroup-toggle { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.category-toggle-icon, .nav-subgroup-icon { font-size: 1.1rem; line-height: 1; color: var(--color-primary); }
.category-submenu {
  padding-left: var(--space-4);
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  font-size: .9rem;
}
.category-submenu.open {
  display: flex;
}
.nav-subgroup { display: flex; flex-direction: column; }
.nav-subgroup-menu {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  padding-left: var(--space-4);
}
.nav-subgroup-menu.open { display: flex; }

.main-nav {
  display: none;
  border-top: 1px solid var(--color-border);
  padding: var(--space-4) 0;
}
.main-nav.open { display: flex; flex-direction: column; gap: var(--space-3); }
.main-nav a { color: var(--color-text); font-weight: 500; }
.main-nav a:hover { color: var(--color-primary); }

.nav-utils {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-3);
  margin-top: var(--space-3);
}
.lang-switch a { font-weight: 500; color: var(--color-text-secondary); padding: 0 4px; transition: color .15s ease; }
.lang-switch a.active { color: var(--color-primary); }
@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .category-menu, .main-nav {
    display: flex !important;
    flex-direction: row;
    border: none;
    padding: 0;
    gap: var(--space-5);
    align-items: center;
  }
  .category-menu-inner { flex-direction: row; gap: var(--space-6); align-items: center; }
  .category-menu a, .category-menu .category-item, .category-toggle, .nav-subgroup-toggle {
    padding: var(--space-2) 0;
    border: none;
  }
  .category-toggle-icon, .nav-subgroup-icon { display: none; }
  .category-item {
    position: relative;
  }
  .category-submenu {
    position: absolute;
    top: calc(100% - 8px);
    left: 0;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-5) var(--space-4) var(--space-3);
    flex-direction: column;
    gap: var(--space-2);
    font-size: 0.95rem;
    font-weight: 400;
    width: max-content;
    box-shadow: var(--shadow-md);
  }
  .nav-subgroup { position: relative; }
  .nav-subgroup-menu {
    position: absolute;
    top: calc(var(--space-5) * -1);
    left: 100%;
    min-width: 220px;
    padding: var(--space-5) var(--space-4) var(--space-3);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
  }
  .nav-subgroup:hover .nav-subgroup-menu { display: flex; }
  .category-item:hover .category-submenu {
    display: flex;
  }
  .nav-utils { border: none; padding: 0; margin: 0; gap: var(--space-4); }
}

/* ---------- Breadcrumb ---------- */
.breadcrumb { padding: var(--space-3) var(--space-4); }
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: .8rem;
}
.breadcrumb a { color: var(--color-text-secondary); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb span[aria-current="page"] { color: var(--color-primary); font-weight: 600; }
.breadcrumb .breadcrumb-sep { color: var(--color-text-muted); }

/* ---------- Hero / Home ---------- */
.hero {
  padding: var(--space-8) 0 var(--space-7);
  text-align: center;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.hero h1 { max-width: 780px; margin: 0 auto var(--space-4); font-size: 2.5rem; }
.hero p { max-width: 620px; margin: 0 auto var(--space-6); font-size: 1.1rem; }

/* ---------- Tool Finder (hero search) ---------- */
.hero-search {
  max-width: 640px;
  margin: 0 auto;
}
.tool-search-input {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: var(--space-4) var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-bg);
  color: var(--color-text);
  text-align: center;
}
.tool-search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(75, 85, 99, 0.15);
  text-align: left;
}
.tool-search-empty {
  text-align: center;
  padding: var(--space-6) 0 0;
  color: var(--color-text-secondary);
}

.tools-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  padding: var(--space-7) 0;
}
@media (min-width: 640px) { .tools-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .tools-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1200px) { .tools-grid { grid-template-columns: repeat(4, 1fr); } }

.tool-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: all .2s ease;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  border-radius: var(--radius-md);
}
.tool-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.tool-card .icon {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-2);
  background: #F0F1F3;
  border-radius: var(--radius-sm);
}
.tool-card h3 { margin-bottom: var(--space-1); color: var(--color-text); font-size: 1.1rem; }
.tool-card p { font-size: .95rem; margin-bottom: var(--space-3); }
.tool-card .cta { font-weight: 600; font-size: .9rem; margin-top: auto; color: var(--color-primary); }

/* ---------- Buttons ---------- */
.btn {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: .95rem;
  padding: var(--space-3) var(--space-5);
  border: 1px solid;
  cursor: pointer;
  transition: all .15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border-radius: var(--radius-md);
}
.btn-primary {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  transform: translateY(-1px);
}
.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-secondary:hover {
  background: var(--color-bg);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-block { width: 100%; }

/* ---------- Tool Page Layout ---------- */
.tool-page-header { padding: var(--space-6) 0 var(--space-4); }
.category-badge {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  padding: 6px var(--space-3);
  background: var(--color-bg);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.tool-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  padding-bottom: var(--space-8);
}
.example-box {
  margin: var(--space-4) 0 var(--space-5);
  padding: var(--space-3) var(--space-4);
  border-left: 3px solid var(--color-primary);
  background: var(--color-surface);
  color: var(--color-text-secondary);
}
.example-box strong { color: var(--color-text); }
@media (min-width: 900px) {
  .tool-layout { grid-template-columns: 1.1fr 0.9fr; align-items: start; }
  .result-panel { position: sticky; top: 90px; }
}

.tool-form, .result-panel, .protips {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius-md);
  transition: all .2s ease;
}
.tool-form:hover, .result-panel:hover, .protips:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.unit-switch {
  display: flex;
  gap: 0;
  margin-bottom: var(--space-5);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.unit-switch label {
  flex: 1;
  text-align: center;
  padding: 0;
  cursor: pointer;
  font-size: .85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  border-right: 1px solid var(--color-border);
  transition: all .15s ease;
}
.unit-switch label:last-child { border-right: none; }
.unit-switch input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}
.unit-switch label span {
  display: block;
  padding: var(--space-2) var(--space-3);
}
.unit-switch input:checked + span {
  background: var(--color-primary);
  color: white;
}
.unit-switch input:focus-visible + span {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

.field { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-4); }
.field-label { font-size: .875rem; font-weight: 600; color: var(--color-text); }
.field-input-wrap { position: relative; display: flex; align-items: center; }
.field-input, select.field-input {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  appearance: none;
  transition: all .15s ease;
  border-radius: var(--radius-sm);
}
input.field-input[type="number"] {
  padding-right: 64px;
}
input.field-input[type="number"]::-webkit-inner-spin-button,
input.field-input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input.field-input[type="number"] {
  -moz-appearance: textfield;
  appearance: textfield;
}
.field-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: inset 0 0 0 2px rgba(75,85,99,0.1);
  background: var(--color-bg);
}
.field-input.has-error { border-color: var(--color-danger); }
.field-unit { position: absolute; right: var(--space-4); color: var(--color-text-secondary); font-size: .8rem; pointer-events: none; font-weight: 600; }
.field-hint { font-size: .78rem; color: var(--color-text-secondary); }
.field-error { font-size: .78rem; color: var(--color-danger); font-weight: 600; display: none; }
.field-error.show { display: block; }

.result-box {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: var(--space-6);
  text-align: center;
  margin-bottom: var(--space-4);
  border-radius: var(--radius-md);
  transition: all .2s ease;
}
.result-box:hover { border-color: var(--color-primary); box-shadow: var(--shadow-md); }
.result-value {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  word-break: break-word;
}
.result-value.status-success { color: var(--color-success); }
.result-value.status-warning { color: var(--color-warning); }
.result-value.status-danger { color: var(--color-danger); }
.result-label { font-size: .85rem; color: var(--color-text-secondary); margin-top: var(--space-2); font-weight: 600; }
.result-breakdown { margin-top: var(--space-4); text-align: left; font-size: .85rem; }
.result-breakdown div { display: flex; justify-content: space-between; padding: var(--space-1) 0; border-bottom: 1px solid var(--color-border); }

.protips { margin-top: var(--space-5); }
.protips h4 { color: var(--color-primary); font-size: .95rem; }
.protips ul { margin: 0; padding-left: var(--space-5); }
.protips li { margin-bottom: var(--space-2); color: var(--color-text-secondary); font-size: .92rem; }

.disclaimer {
  font-size: .78rem;
  color: var(--color-text-secondary);
  background: #FEF3F2;
  border: 1px solid #FCA5A5;
  padding: var(--space-3) var(--space-4);
  margin-top: var(--space-5);
  border-radius: var(--radius-sm);
}

/* ---------- Legal pages ---------- */
.legal-content { padding: var(--space-7) 0; max-width: 780px; }
.legal-content h2 { margin-top: var(--space-6); font-size: 1.25rem; border-bottom: 1px solid var(--color-border); padding-bottom: var(--space-3); }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-surface); border-top: 1px solid var(--color-border); margin-top: var(--space-8); }
.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  padding: var(--space-7) 0 var(--space-5);
}
@media (min-width: 768px) { .footer-inner { grid-template-columns: 2fr 1fr 1fr; } }
.footer-brand { display: flex; gap: var(--space-3); align-items: flex-start; }
.footer-brand p { font-size: .85rem; margin: var(--space-1) 0 0; }
.footer-col h4 { font-size: .85rem; font-weight: 600; color: var(--color-primary); margin-bottom: var(--space-3); }
.footer-col a { display: block; color: var(--color-text); font-size: .9rem; margin-bottom: var(--space-2); transition: color .15s ease; }
.footer-col a:hover { color: var(--color-primary); }
.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: var(--space-4) 0;
  font-size: .8rem;
  color: var(--color-text-secondary);
}

/* ---------- Cookie banner ---------- */
.cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--color-surface);
  color: var(--color-text);
  z-index: 100;
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
}
.cookie-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
  padding: var(--space-4);
  text-align: center;
}
.cookie-inner p { color: var(--color-text-secondary); margin: 0; font-size: .85rem; }
@media (min-width: 640px) {
  .cookie-inner { flex-direction: row; justify-content: space-between; text-align: left; }
}

/* ==========================================================
   Erweiterungsmodul: dynamische Abzüge (Fenster/Türen)
   ========================================================== */
.deductions-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.deduction-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: var(--space-2);
  align-items: center;
}
.deduction-row .field-input {
  padding: var(--space-2) var(--space-3);
  font-size: .9rem;
}
.deduction-remove {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-danger);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  transition: all .15s ease;
  flex-shrink: 0;
}
.deduction-remove:hover { background: var(--color-danger); color: #fff; border-color: var(--color-danger); }
.deduction-add {
  background: transparent;
  border: 1px dashed var(--color-border);
  color: var(--color-primary);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: .85rem;
  font-weight: 600;
  width: 100%;
  transition: all .15s ease;
}
.deduction-add:hover { border-color: var(--color-primary); background: var(--color-bg); }
.deduction-empty-hint { font-size: .78rem; color: var(--color-text-muted); font-style: italic; }

/* ---------- Ergebnis-Export-Button ---------- */
.result-export-btn { margin-top: var(--space-4); }

/* ---------- Notendurchschnitts-Rechner ---------- */
.grades-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.grade-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr auto;
  gap: var(--space-2);
  align-items: center;
}
.grade-row .field-input { padding: var(--space-2) var(--space-3); font-size: .9rem; }
.grade-row-labels {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr auto;
  gap: var(--space-2);
  font-size: .72rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .02em;
  padding: 0 var(--space-1);
}
.grade-row-labels span:last-child { visibility: hidden; }
@media (max-width: 480px) {
  .grade-row, .grade-row-labels { grid-template-columns: 1.6fr 1fr 1fr auto; }
}

/* ---------- Print-Stylesheet für Ergebnis-Export ---------- */
@media print {
  .site-header, .site-footer, .cookie-banner,
  .tool-form, .protips, .disclaimer, .result-export-btn,
  .nav-toggle {
    display: none !important;
  }
  body { background: #fff; color: #000; }
  .tool-layout { display: block; }
  .result-panel {
    box-shadow: none;
    border: none;
    padding: 0;
  }
}

/* ==========================================================
   Pixel-Theme-Overrides
   (baut auf den Design Tokens ganz oben in dieser Datei auf)
   ========================================================== */

body {
  background-color: var(--color-bg);
  background-image: linear-gradient(rgba(88, 230, 177, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(88, 230, 177, .045) 1px, transparent 1px);
  background-size: 24px 24px;
  font-size: .95rem;
  -webkit-font-smoothing: none;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: geometricPrecision;
}

h1, h2, h3, h4, .logo-text, .category-menu strong, .btn {
  font-family: var(--font-mono);
  font-weight: 700;
}
h1 { font-size: clamp(1.45rem, 4vw, 2.5rem); line-height: 1.55; text-transform: uppercase; text-shadow: 4px 4px 0 #050811; }
h2 { font-size: clamp(1rem, 2vw, 1.45rem); color: var(--color-primary); text-transform: uppercase; letter-spacing: .04em; }
h3 { font-size: .85rem; line-height: 1.8; }
p { color: var(--color-text-secondary); }
a { color: var(--color-primary); }
a:hover { color: var(--color-accent); }

.site-header {
  background: rgba(14, 22, 40, .96);
  border-bottom: 2px solid var(--color-primary);
  box-shadow: 0 4px 0 #050811;
}
.header-top { min-height: 72px; }
.logo-link { image-rendering: pixelated; }
.logo-text { font-size: .9rem; color: var(--color-text); }
.logo-suffix { color: var(--color-accent); }
.nav-toggle { border: 2px solid var(--color-primary); color: var(--color-primary); border-radius: 0; box-shadow: 3px 3px 0 #050811; }
.nav-toggle span { background: var(--color-primary); }
.nav-toggle:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 #050811; }
.main-nav, .category-menu { border-color: var(--color-border); }
.main-nav a, .category-menu a, .category-menu .category-item { color: var(--color-text-secondary); }
.main-nav a:hover, .category-menu a:hover, .category-menu .category-item:hover { color: var(--color-primary); }
.category-submenu { box-shadow: var(--shadow-md); }

.hero {
  position: relative;
  padding: clamp(56px, 10vw, 112px) 0 72px;
  background: linear-gradient(135deg, rgba(18, 26, 46, .98), rgba(11, 16, 32, .93));
  border-bottom: 2px solid var(--color-border);
  overflow: hidden;
}
.hero::before { content: '01001011 01000001 01001100 01000011'; position: absolute; inset: 18px auto auto 5%; color: rgba(88, 230, 177, .12); font: .65rem var(--font-mono); letter-spacing: .15em; }
.hero::after { content: ''; position: absolute; width: 140px; height: 140px; right: 7%; bottom: -70px; border: 2px solid var(--color-accent); box-shadow: 8px -8px 0 rgba(255, 202, 92, .2), 16px -16px 0 rgba(255, 202, 92, .1); transform: rotate(45deg); }
.hero h1, .hero p, .hero-search { position: relative; z-index: 1; }
.hero p { font-size: .95rem; line-height: 1.9; }
.tool-search-input { border: 2px solid var(--color-primary); border-radius: 0; background: #070b16; color: var(--color-text); box-shadow: 5px 5px 0 #050811; text-align: left; }
.tool-search-input::placeholder { color: var(--color-text-muted); }
.tool-search-input:focus { box-shadow: 5px 5px 0 #050811, 0 0 0 3px rgba(88, 230, 177, .2); }

.tools-grid { gap: 20px; padding: 32px 0 56px; }
.tool-card { border: 2px solid var(--color-border); background: var(--color-surface); box-shadow: var(--shadow-sm); border-radius: 0; padding: 22px; }
.tool-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-md); transform: translate(-2px, -2px); }
.tool-card .icon { width: 52px; height: 52px; border: 2px solid var(--color-primary); border-radius: 0; background: #0a1222; image-rendering: pixelated; }
.tool-card h3 { color: var(--color-text); }
.tool-card .cta { color: var(--color-accent); font-family: var(--font-mono); }

.btn { border-radius: 0; font-size: .65rem; line-height: 1.7; text-transform: uppercase; box-shadow: 4px 4px 0 #050811; }
.btn-primary { background: var(--color-primary); color: #071017; border-color: var(--color-primary); }
.btn-primary:hover { background: var(--color-accent); border-color: var(--color-accent); color: #071017; transform: translate(2px, 2px); box-shadow: 2px 2px 0 #050811; }
.btn-secondary { border-width: 2px; }

.tool-page-header { padding-top: 40px; }
.category-badge { border: 2px solid var(--color-accent); background: transparent; color: var(--color-accent); font-family: var(--font-mono); }
.tool-form, .result-panel, .protips { border: 2px solid var(--color-border); box-shadow: var(--shadow-sm); border-radius: 0; }
.tool-form:hover, .result-panel:hover, .protips:hover { border-color: var(--color-primary); box-shadow: var(--shadow-md); }
.unit-switch, .field-input, select.field-input, .result-box { border-radius: 0; }
.unit-switch { border: 2px solid var(--color-border); }
.unit-switch input:checked + span { background: var(--color-primary); color: #071017; }
.field-input, select.field-input { border: 2px solid var(--color-border); background: #0a1222; }
.field-input:focus { box-shadow: 3px 3px 0 rgba(88, 230, 177, .2); }
.result-box { border: 2px solid var(--color-primary); background: #0a1222; box-shadow: inset 0 0 24px rgba(88, 230, 177, .06); }
.result-value { color: var(--color-primary); text-shadow: 3px 3px 0 #050811; }
.disclaimer { background: rgba(255, 107, 134, .1); border: 2px solid var(--color-danger); border-radius: 0; }
.site-footer { background: #080d19; border-top: 2px solid var(--color-border); }
.footer-col h4 { color: var(--color-accent); }
.footer-bottom { border-top: 2px solid var(--color-border); }
.cookie-banner { background: var(--color-surface); border-top: 2px solid var(--color-primary); box-shadow: 0 -4px 0 #050811; }
.deduction-remove, .deduction-add { border-radius: 0; }

@media (max-width: 639px) {
  .hero::after { right: -48px; }
  .hero { padding: 42px 0 48px; }
  .hero h1 { max-width: 680px; font-size: 15px; line-height: 26px; }
  .hero p { font-size: 12px; line-height: 22px; }
  .tool-card { padding: 16px; }
  .tool-card h3 { font-size: 11px; line-height: 19px; }
  .container { padding-left: 14px; padding-right: 14px; }
}

@media (min-width: 640px) {
  .hero { padding: 58px 0 54px; }
  .hero h1 { max-width: 920px; font-size: 27px; line-height: 43px; }
  .hero p { font-size: 13px; line-height: 24px; }
  .category-menu strong { font-size: 12px; line-height: 18px; }
  .tool-card h3 { font-size: 12px; line-height: 20px; }
}

@media (min-width: 900px) {
  .header-top { min-height: 62px; }
  .category-menu-inner {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    gap: 12px;
    align-items: stretch;
  }
  .category-menu .category-item {
    min-width: 0;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    text-align: center;
  }
  .category-menu .category-item > strong {
    display: inline-block;
    width: max-content;
    max-width: 100%;
  }
  .hero h1 { font-size: 30px; line-height: 46px; }
  .tools-grid { gap: 16px; padding-top: 24px; }
  .tool-card { padding: 18px; }
}

/* ---------- Accessibility utility ---------- */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ---------- E-Auto-Reichweitenrechner ---------- */
.form-group-title {
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: var(--space-5) 0 var(--space-3);
  padding-top: var(--space-4);
  border-top: 2px solid var(--color-border);
}
.form-group-title:first-of-type { margin-top: 0; padding-top: 0; border-top: 0; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }

.ev-bars { display: grid; gap: var(--space-3); margin-top: var(--space-4); text-align: left; }
.ev-bar-label { display: flex; justify-content: space-between; gap: var(--space-3); font-size: .78rem; color: var(--color-text-secondary); margin-bottom: 4px; }
.ev-bar-label strong { color: var(--color-text); font-variant-numeric: tabular-nums; white-space: nowrap; }
.ev-bar-track { height: 10px; background: var(--color-bg); border: 2px solid var(--color-border); }
.ev-bar-fill { height: 100%; background: var(--color-primary); transition: width .3s ease; }
.ev-bar-fill.is-ref { background: var(--color-text-muted); }
.ev-bar-fill.is-accent { background: var(--color-accent); }

.ev-split-title { margin: var(--space-5) 0 var(--space-2); font-size: .78rem; font-weight: 700; text-align: left; color: var(--color-text-secondary); }
.ev-split { display: flex; height: 14px; border: 2px solid var(--color-border); overflow: hidden; background: var(--color-bg); }
.ev-split span { display: block; height: 100%; }
.ev-legend { list-style: none; margin: var(--space-3) 0 0; padding: 0; display: grid; gap: 4px; font-size: .78rem; text-align: left; }
.ev-legend li { display: flex; align-items: center; gap: var(--space-2); color: var(--color-text-secondary); }
.ev-legend i { display: inline-block; width: 10px; height: 10px; flex-shrink: 0; }
.ev-legend b { margin-left: auto; color: var(--color-text); font-variant-numeric: tabular-nums; white-space: nowrap; }

.ev-notes { list-style: none; margin: var(--space-4) 0 0; padding: 0; display: grid; gap: var(--space-2); font-size: .8rem; text-align: left; }
.ev-notes li { padding: var(--space-2) var(--space-3); border: 2px solid var(--color-border); color: var(--color-text-secondary); }
.ev-notes li.is-warn { border-color: var(--color-danger); color: var(--color-text); }

.ev-method { margin-top: var(--space-5); border: 2px solid var(--color-border); background: var(--color-surface); padding: var(--space-3) var(--space-4); }
.ev-method summary { cursor: pointer; font-weight: 700; color: var(--color-primary); }
.ev-method p { font-size: .88rem; margin: var(--space-3) 0 0; }

/* Werte in der Ergebnis-Aufschlüsselung nicht mitten in "63,2 kWh" umbrechen; reicht der Platz nicht,
   rutscht der Wert unter das Label (statt die Seite breiter als das Display zu machen). */
.tool-form, .result-panel { min-width: 0; }
.result-breakdown div { flex-wrap: wrap; column-gap: var(--space-3); }
.result-breakdown div span:last-child:not(:first-child) { white-space: nowrap; margin-left: auto; }

/* ---------- E-Auto Anhänger-Check: Fahrplan ---------- */
.ev-plan { list-style: none; margin: var(--space-4) 0 0; padding: 0; display: grid; gap: 0; font-size: .82rem; text-align: left; }
.ev-plan li { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-1) var(--space-3); padding: var(--space-2) 0; border-bottom: 1px solid var(--color-border); color: var(--color-text-secondary); }
.ev-plan li span:last-child { color: var(--color-text); white-space: nowrap; font-variant-numeric: tabular-nums; }
.ev-plan li.is-stop span:first-child { color: var(--color-accent); }
.ev-plan li.is-end { border-bottom: 0; font-weight: 700; }
