/* Siegel-Kompass Design (forest palette, DM Sans) */
/* KI Generiert */
:root {
  --forest-50: #f0fdf4;
  --forest-100: #dcfce7;
  --forest-200: #bbf7d0;
  --forest-300: #86efac;
  --forest-600: #16a34a;
  --forest-700: #15803d;
  --forest-800: #166534;
  --forest-900: #14532d;
  --amber-50: rgb(255 251 235 / 0.4);
  --shadow-soft: 0 4px 24px -4px rgb(22 101 52 / 0.12);
  --shadow-card: 0 2px 12px -2px rgb(22 101 52 / 0.08);
  --font-sans: "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --max-width: 72rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-3xl: 1.5rem;

  /* Siegelfarben (Dropdown + Radardiagramm) */
  --siegel-demeter: #05af02;
  --siegel-msc: #0f00b1;
  --siegel-rainforest-alliance: #d50000;
  --siegel-fairtrade: #c100ce;
  --siegel-bio-siegel: #e7ef01;
  --siegel-eu-bio-blatt: #f69606;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.625;
  color: var(--forest-900);
  background: linear-gradient(
    to bottom,
    var(--forest-50),
    #ffffff,
    var(--amber-50)
  );
  -webkit-font-smoothing: antialiased;
}

/* Site header */

.site-header {
  border-bottom: 1px solid rgb(187 247 208 / 0.8);
  background: rgb(255 255 255 / 0.7);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-soft);
}

.site-header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem 1rem;
}

@media (min-width: 640px) {
  .site-header__inner {
    padding: 2rem 1.5rem;
  }
}

.site-header__tag {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--forest-600);
}

@media (min-width: 640px) {
  .site-header__tag {
    font-size: 0.875rem;
  }
}

.site-header__title {
  margin: 0.5rem 0 0;
  font-size: 1.875rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  color: var(--forest-900);
}

@media (min-width: 640px) {
  .site-header__title {
    font-size: 2.25rem;
  }
}

@media (min-width: 768px) {
  .site-header__title {
    font-size: 3rem;
  }
}

.site-header__subtitle {
  margin: 0.75rem 0 0;
  max-width: 42rem;
  font-size: 0.875rem;
  color: var(--forest-700);
}

@media (min-width: 640px) {
  .site-header__subtitle {
    font-size: 1rem;
  }
}

/* Main content card */

.site-main {
  flex: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1rem;
}

@media (min-width: 640px) {
  .site-main {
    padding: 2.5rem 1.5rem;
  }
}

.content-card {
  padding: 1rem;
  border: 1px solid rgb(187 247 208 / 0.8);
  border-radius: var(--radius-3xl);
  background: rgb(255 255 255 / 0.8);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(4px);
}

@media (min-width: 640px) {
  .content-card {
    padding: 1.5rem;
  }
}

@media (min-width: 768px) {
  .content-card {
    padding: 2rem;
  }
}

.intro__title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--forest-900);
}

@media (min-width: 640px) {
  .intro__title {
    font-size: 1.5rem;
  }
}

.intro__text {
  margin: 0.5rem 0 0;
  max-width: 42rem;
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--forest-700);
}

@media (min-width: 640px) {
  .intro__text {
    font-size: 1rem;
  }
}

/* Siegel dropdown */

.siegel-filter {
  margin-top: 1.5rem;
}

.siegel-filter__label {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.025em;
  text-transform: uppercase;
  color: var(--forest-600);
}

.siegel-dropdown {
  position: relative;
  display: inline-block;
}

.siegel-dropdown__toggle {
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  border: 1px solid var(--forest-300);
  border-radius: var(--radius-xl);
  background: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--forest-900);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.siegel-dropdown__toggle:hover {
  background: var(--forest-50);
}

.siegel-dropdown__toggle::-webkit-details-marker {
  display: none;
}

.siegel-dropdown__badge {
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  background: var(--forest-100);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--forest-700);
}

.siegel-dropdown__panel {
  position: absolute;
  z-index: 20;
  top: calc(100% + 0.5rem);
  left: 0;
  width: min(26rem, calc(100vw - 2rem));
  padding: 0.75rem;
  border: 1px solid var(--forest-200);
  border-radius: var(--radius-2xl);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

@media (min-width: 640px) {
  .siegel-dropdown__panel {
    padding: 1rem;
  }
}

.siegel-dropdown__panel-title {
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.025em;
  text-transform: uppercase;
  color: var(--forest-600);
}

.siegel-dropdown__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.siegel-dropdown__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--forest-100);
  border-radius: var(--radius-xl);
  transition: background-color 0.2s ease;
}

.siegel-dropdown__item:hover {
  background: rgb(240 253 244 / 0.7);
}

.siegel-dropdown__item-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
  font-size: 0.875rem;
  color: var(--forest-900);
  cursor: pointer;
}

.siegel-dropdown__item[data-siegel="Demeter"] {
  --siegel-color: var(--siegel-demeter);
}

.siegel-dropdown__item[data-siegel="Bio-Siegel"] {
  --siegel-color: var(--siegel-bio-siegel);
  --siegel-checkbox-color: #9ca300;
}

.siegel-dropdown__item[data-siegel="MSC"] {
  --siegel-color: var(--siegel-msc);
}

.siegel-dropdown__item[data-siegel="Rainforest-Alliance"] {
  --siegel-color: var(--siegel-rainforest-alliance);
}

.siegel-dropdown__item[data-siegel="Fairtrade"] {
  --siegel-color: var(--siegel-fairtrade);
}

.siegel-dropdown__item[data-siegel="EU - Bio Blatt"] {
  --siegel-color: var(--siegel-eu-bio-blatt);
  --siegel-checkbox-color: #c56f00;
}

.siegel-dropdown__dot {
  flex-shrink: 0;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 9999px;
  box-shadow: 0 0 0 2px #fff;
  background: var(--siegel-color, var(--forest-600));
}

.siegel-dropdown__item input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  accent-color: var(--siegel-checkbox-color, var(--siegel-color, var(--forest-700)));
  cursor: pointer;
}

/* Radar chart */

.chart-section {
  margin-top: 2rem;
  padding: 0.75rem;
  border: 1px solid var(--forest-100);
  border-radius: var(--radius-2xl);
  background: linear-gradient(
    to bottom right,
    rgb(240 253 244 / 0.8),
    #ffffff
  );
}

@media (min-width: 640px) {
  .chart-section {
    padding: 1.25rem;
  }
}

@media (min-width: 768px) {
  .chart-section {
    padding: 1.5rem;
  }
}

.chart-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  margin: 0;
  padding: 2rem;
  border: 1px dashed var(--forest-300);
  border-radius: var(--radius-2xl);
  background: rgb(240 253 244 / 0.4);
  text-align: center;
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--forest-600);
}

@media (min-width: 640px) {
  .chart-empty {
    font-size: 1rem;
  }
}

.chart-empty[hidden],
.chart-container[hidden] {
  display: none;
}

.chart-container {
  width: 100%;
  height: min(400px, 70vw);
  min-height: 320px;
}

@media (min-width: 640px) {
  .chart-container {
    height: 460px;
  }
}

@media (min-width: 768px) {
  .chart-container {
    height: 540px;
  }
}

#radarChart {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

/* Footer */

.site-footer {
  margin-top: 3rem;
  border-top: 1px solid rgb(187 247 208 / 0.8);
  background: rgb(255 255 255 / 0.6);
  backdrop-filter: blur(4px);
}

.site-footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: center;
}

@media (min-width: 640px) {
  .site-footer__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 1.5rem;
  }
}

.site-footer__text {
  margin: 0;
  max-width: 36rem;
  font-size: 0.75rem;
  line-height: 1.625;
  text-align: center;
  color: var(--forest-600);
}

@media (min-width: 640px) {
  .site-footer__text {
    font-size: 0.875rem;
    text-align: left;
  }
}

.site-footer__sdg {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sdg-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 9999px;
  background: linear-gradient(to bottom right, #bf8b2e, #c4932e, #4c9f38);
  color: #fff;
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1;
  box-shadow: var(--shadow-card), 0 0 0 2px rgb(255 255 255 / 0.8);
}

.sdg-badge__label {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.025em;
  text-transform: uppercase;
  color: var(--forest-800);
}

.sdg-badge__desc {
  margin: 0;
  max-width: 200px;
  font-size: 0.75rem;
  line-height: 1.375;
  color: var(--forest-600);
}

/* Navigation & Links */

.site-header__nav {
  margin-top: 1rem;
}

.site-header__link {
  display: inline-flex;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-xl);
  background: var(--forest-100);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--forest-900);
  text-decoration: none;
  box-shadow: var(--shadow-card);
  transition: background-color 0.2s ease;
}

.site-header__link:hover {
  background: var(--forest-200);
}

.site-footer__nav {
  margin-top: 0.5rem;
}

.site-footer__link {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--forest-700);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.site-footer__link:hover {
  color: var(--forest-900);
}

.site-footer__link[aria-current="page"] {
  color: var(--forest-900);
}

.text-link {
  color: var(--forest-700);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.text-link:hover {
  color: var(--forest-900);
}

/* Methodik & Impressum */

.methodik__title {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--forest-900);
}

@media (min-width: 640px) {
  .methodik__title {
    font-size: 1.875rem;
  }
}

.methodik__intro {
  margin: 0.75rem 0 0;
  max-width: 48rem;
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--forest-700);
}

@media (min-width: 640px) {
  .methodik__intro {
    font-size: 1rem;
  }
}

.methodik-grid {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .methodik-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.methodik-card {
  padding: 1rem;
  border: 1px solid var(--forest-100);
  border-radius: var(--radius-2xl);
  background: linear-gradient(to bottom right, rgb(240 253 244 / 0.8), #ffffff);
  box-shadow: var(--shadow-card);
}

@media (min-width: 640px) {
  .methodik-card {
    padding: 1.25rem;
  }
}

.methodik-card__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--forest-900);
}

@media (min-width: 640px) {
  .methodik-card__title {
    font-size: 1.125rem;
  }
}

.methodik-card__text {
  margin: 0.5rem 0 0;
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--forest-700);
}

.btn-back {
  display: inline-flex;
  margin-top: 2rem;
  padding: 0.625rem 1rem;
  border-radius: var(--radius-xl);
  background: var(--forest-700);
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  box-shadow: var(--shadow-card);
  transition: background-color 0.2s ease;
}

.btn-back:hover {
  background: var(--forest-800);
}

.impressum-block {
  margin-top: 1.5rem;
}

.impressum-block__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--forest-900);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}