/*
 * Ecker Portal-Designsystem v1.1
 * Stand: 26.08.2026
 * Verbindliche Basis für interne Ecker-Fachportale
 */

:root {
  color-scheme: light;

  /* Markenfarben */
  --ecker-orange: #fcb723;
  --ecker-orange-hover: #e39a00;
  --ecker-orange-soft: #fff3d6;
  --ecker-orange-surface: #fff9ed;
  --ecker-blue: #3572b7;
  --ecker-blue-dark: #2a669c;
  --ecker-blue-light: #55aade;

  /* Neutrale Farben */
  --ecker-ink: #1c1c1a;
  --ecker-text-muted: #66717a;
  --ecker-border: #d9e0e5;
  --ecker-border-strong: #b8c2ca;
  --ecker-page: #eef3f7;
  --ecker-surface: #ffffff;
  --ecker-surface-muted: #f6f8fa;
  --ecker-disabled: #e9edf0;

  /* Semantische Farben */
  --ecker-success: #2e8b57;
  --ecker-warning: #d97706;
  --ecker-danger: #c63b32;
  --ecker-info: var(--ecker-blue);

  /* Maße */
  --ecker-content-width: 1180px;
  --ecker-control-height: 46px;
  --ecker-touch-min: 44px;
  --ecker-radius-chip: 6px;
  --ecker-radius-control: 8px;
  --ecker-radius-card: 12px;
  --ecker-radius-panel: 16px;

  /* Abstände */
  --ecker-space-1: 4px;
  --ecker-space-2: 8px;
  --ecker-space-3: 12px;
  --ecker-space-4: 16px;
  --ecker-space-6: 24px;
  --ecker-space-8: 32px;
  --ecker-space-12: 48px;

  /* Effekte */
  --ecker-shadow-card: 0 6px 20px rgb(28 28 26 / 8%);
  --ecker-focus-ring: 0 0 0 4px rgb(252 183 35 / 28%);
  --ecker-transition: 160ms ease;

  font-family: Arial, Helvetica, sans-serif;
  font-synthesis: none;
}

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

html {
  background: var(--ecker-page);
  color: var(--ecker-ink);
  font-size: 16px;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--ecker-page);
  color: var(--ecker-ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5;
}

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

a {
  color: var(--ecker-blue-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

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

:where(a, button, input, select, textarea, [tabindex]):focus-visible {
  outline: 2px solid var(--ecker-orange-hover);
  outline-offset: 2px;
  box-shadow: var(--ecker-focus-ring);
}

.ecker-shell {
  width: min(calc(100% - 64px), var(--ecker-content-width));
  margin-inline: auto;
}

.ecker-page {
  min-height: 100vh;
  padding-block: var(--ecker-space-8) var(--ecker-space-12);
}

.ecker-header {
  overflow: hidden;
  background: var(--ecker-surface);
  border-bottom: 6px solid var(--ecker-orange);
}

/*
 * Verbindlicher Gruppen-Kopfbereich ohne dekorative Waben.
 * Die Logos bleiben unveraendert; Markenfarben kommen aus der UI.
 */
.ecker-brandbar {
  background: var(--ecker-surface);
  border-bottom: 6px solid var(--ecker-orange);
}

.ecker-brandbar__inner {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--ecker-space-6);
  width: min(calc(100% - 64px), 960px);
  min-height: 150px;
  align-items: center;
  margin-inline: auto;
  padding-block: var(--ecker-space-6);
}

.ecker-brandbar__logo {
  display: grid;
  min-width: 0;
  min-height: 100px;
  place-items: center;
}

.ecker-brandbar__logo img {
  width: 100%;
  height: 100px;
  object-fit: contain;
  object-position: center;
}

.ecker-brandbar__logo--battery img {
  height: 108px;
}

.ecker-header__brand {
  width: 100%;
  max-height: 210px;
  padding: var(--ecker-space-6) var(--ecker-space-8);
  object-fit: contain;
  object-position: center;
}

.ecker-page-title {
  margin: 0 0 var(--ecker-space-2);
  font-size: clamp(1.75rem, 1.4rem + 1.5vw, 2.125rem);
  line-height: 1.15;
}

.ecker-lead {
  max-width: 75ch;
  margin: 0;
  color: var(--ecker-text-muted);
  font-size: 1rem;
}

.ecker-section {
  margin-top: var(--ecker-space-8);
}

.ecker-section__title {
  margin: 0 0 var(--ecker-space-4);
  font-size: 1.5rem;
  line-height: 1.25;
}

.ecker-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--ecker-space-6);
}

.ecker-card {
  position: relative;
  overflow: hidden;
  padding: var(--ecker-space-6);
  background: var(--ecker-surface);
  border: 1px solid var(--ecker-border);
  border-radius: var(--ecker-radius-card);
  box-shadow: var(--ecker-shadow-card);
}

.ecker-card--active::before {
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: var(--ecker-orange);
  content: "";
}

.ecker-card__title {
  margin: 0 0 var(--ecker-space-2);
  font-size: 1.1875rem;
  line-height: 1.3;
}

.ecker-panel {
  padding: var(--ecker-space-6);
  background: var(--ecker-surface);
  border: 1px solid var(--ecker-border);
  border-radius: var(--ecker-radius-panel);
}

.ecker-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--ecker-space-4) var(--ecker-space-6);
}

.ecker-field {
  display: grid;
  gap: var(--ecker-space-2);
}

.ecker-field--full {
  grid-column: 1 / -1;
}

.ecker-label {
  font-size: 0.8125rem;
  font-weight: 700;
  line-height: 1.35;
}

.ecker-input,
.ecker-select,
.ecker-textarea {
  width: 100%;
  min-height: var(--ecker-control-height);
  padding: 11px 14px;
  background: var(--ecker-surface);
  border: 1px solid var(--ecker-border);
  border-radius: var(--ecker-radius-control);
  color: var(--ecker-ink);
  font: inherit;
  transition: border-color var(--ecker-transition), box-shadow var(--ecker-transition);
}

.ecker-input:hover,
.ecker-select:hover,
.ecker-textarea:hover {
  border-color: var(--ecker-border-strong);
}

.ecker-input:focus,
.ecker-select:focus,
.ecker-textarea:focus {
  border-color: var(--ecker-orange-hover);
  outline: none;
  box-shadow: var(--ecker-focus-ring);
}

.ecker-textarea {
  min-height: 120px;
  resize: vertical;
}

.ecker-input:disabled,
.ecker-select:disabled,
.ecker-textarea:disabled {
  cursor: not-allowed;
  background: var(--ecker-disabled);
  color: var(--ecker-text-muted);
}

.ecker-input[aria-invalid="true"],
.ecker-select[aria-invalid="true"],
.ecker-textarea[aria-invalid="true"] {
  border-color: var(--ecker-danger);
}

.ecker-help,
.ecker-error {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.4;
}

.ecker-help {
  color: var(--ecker-text-muted);
}

.ecker-error {
  color: var(--ecker-danger);
  font-weight: 700;
}

.ecker-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ecker-space-3);
  align-items: center;
  margin-top: var(--ecker-space-6);
}

.ecker-button {
  display: inline-flex;
  min-width: var(--ecker-touch-min);
  min-height: var(--ecker-control-height);
  align-items: center;
  justify-content: center;
  gap: var(--ecker-space-2);
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: var(--ecker-radius-control);
  font: inherit;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--ecker-transition), border-color var(--ecker-transition), transform var(--ecker-transition);
}

.ecker-button:active {
  transform: translateY(1px);
}

.ecker-button--primary {
  background: var(--ecker-orange);
  border-color: var(--ecker-orange);
  color: var(--ecker-ink);
}

.ecker-button--primary:hover {
  background: var(--ecker-orange-hover);
  border-color: var(--ecker-orange-hover);
  color: var(--ecker-ink);
}

.ecker-button--secondary {
  background: var(--ecker-surface);
  border-color: var(--ecker-border-strong);
  color: var(--ecker-ink);
}

.ecker-button--secondary:hover {
  background: var(--ecker-surface-muted);
  border-color: var(--ecker-blue);
}

.ecker-button--danger {
  background: var(--ecker-danger);
  border-color: var(--ecker-danger);
  color: #fff;
}

.ecker-button:disabled {
  cursor: not-allowed;
  background: var(--ecker-disabled);
  border-color: var(--ecker-disabled);
  color: var(--ecker-text-muted);
  transform: none;
}

.ecker-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ecker-space-2);
  padding: 0;
  margin: 0;
  list-style: none;
}

.ecker-tab {
  display: inline-flex;
  min-height: var(--ecker-touch-min);
  align-items: center;
  padding: 9px 14px;
  background: var(--ecker-surface);
  border: 1px solid var(--ecker-border);
  border-radius: var(--ecker-radius-control);
  color: var(--ecker-ink);
  font-weight: 700;
  text-decoration: none;
}

.ecker-tab[aria-selected="true"],
.ecker-tab[aria-current="page"] {
  background: var(--ecker-orange);
  border-color: var(--ecker-orange);
}

.ecker-badge {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 700;
}

.ecker-badge--info { background: #e9f2fb; color: var(--ecker-blue-dark); }
.ecker-badge--success { background: #e9f6ee; color: #1f6a40; }
.ecker-badge--warning { background: var(--ecker-orange-soft); color: #8a4a00; }
.ecker-badge--danger { background: #fdeceb; color: #962c26; }

.ecker-message {
  padding: var(--ecker-space-4);
  background: var(--ecker-surface);
  border: 1px solid var(--ecker-border);
  border-left: 4px solid var(--ecker-info);
  border-radius: var(--ecker-radius-control);
}

.ecker-message--success { border-left-color: var(--ecker-success); }
.ecker-message--warning { border-left-color: var(--ecker-warning); }
.ecker-message--danger { border-left-color: var(--ecker-danger); }

.ecker-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--ecker-border);
  border-radius: var(--ecker-radius-card);
}

.ecker-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--ecker-surface);
}

.ecker-table th,
.ecker-table td {
  min-height: var(--ecker-touch-min);
  padding: 11px 14px;
  border-bottom: 1px solid var(--ecker-border);
  text-align: left;
  vertical-align: top;
}

.ecker-table th {
  background: var(--ecker-orange-surface);
  font-size: 0.8125rem;
  font-weight: 700;
}

.ecker-table tr:last-child td {
  border-bottom: 0;
}

.ecker-upload {
  display: grid;
  min-height: 144px;
  place-items: center;
  padding: var(--ecker-space-6);
  background: var(--ecker-surface);
  border: 1px dashed var(--ecker-border-strong);
  border-radius: var(--ecker-radius-card);
  text-align: center;
}

.ecker-upload[data-drag-active="true"] {
  background: var(--ecker-orange-soft);
  border-color: var(--ecker-orange-hover);
}

@media (max-width: 999px) {
  .ecker-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 699px) {
  .ecker-shell {
    width: min(calc(100% - 32px), var(--ecker-content-width));
  }

  .ecker-page {
    padding-block: var(--ecker-space-6) var(--ecker-space-8);
  }

  .ecker-header__brand {
    padding: var(--ecker-space-4);
  }

  .ecker-brandbar__inner {
    gap: var(--ecker-space-2);
    width: min(calc(100% - 32px), 960px);
    min-height: 104px;
    padding-block: var(--ecker-space-4);
  }

  .ecker-brandbar__logo {
    min-height: 68px;
  }

  .ecker-brandbar__logo img,
  .ecker-brandbar__logo--battery img {
    height: 68px;
  }

  .ecker-grid,
  .ecker-form-grid {
    grid-template-columns: 1fr;
  }

  .ecker-panel,
  .ecker-card {
    padding: var(--ecker-space-4);
  }

  .ecker-actions .ecker-button {
    width: 100%;
  }

  .ecker-input,
  .ecker-select,
  .ecker-button {
    min-height: 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media print {
  :root {
    --ecker-page: #fff;
    --ecker-shadow-card: none;
  }

  .ecker-shell {
    width: 100%;
    max-width: none;
  }

  .ecker-card,
  .ecker-panel,
  .ecker-table-wrap {
    box-shadow: none;
    break-inside: avoid;
  }

  .ecker-button,
  .ecker-tabs,
  [data-print="hide"] {
    display: none !important;
  }
}