/* =========================================================
   Atomunfälle im historischen Blick - style.css
   Datei im gleichen Ordner speichern wie index.html
   ========================================================= */

:root {
  --bg: #ece7dd;
  --paper: #fbf7ee;
  --paper-2: #f4eee2;
  --surface: #ffffff;
  --surface-soft: #faf8f3;
  --text: #1e2530;
  --text-strong: #101722;
  --muted: #616a78;
  --muted-2: #7a8390;
  --line: #d8cfbf;
  --line-dark: #bdb19f;
  --blue: #244f73;
  --blue-dark: #14304b;
  --blue-soft: #e8f0f6;
  --green: #3f7564;
  --green-dark: #245447;
  --green-soft: #e8f3ef;
  --red: #a33a2b;
  --red-soft: #fae8e5;
  --yellow: #e8be55;
  --yellow-soft: #fff4cf;
  --ad-bg: #fbf2df;
  --ad-border: #ccb682;
  --shadow-sm: 0 6px 18px rgba(24, 33, 45, 0.08);
  --shadow-md: 0 14px 34px rgba(24, 33, 45, 0.11);
  --shadow-lg: 0 24px 70px rgba(24, 33, 45, 0.16);
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 26px;
  --radius-xl: 34px;
  --font-serif: Georgia, "Times New Roman", Times, serif;
  --font-sans: Arial, Helvetica, sans-serif;
  --wrap: 1180px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 8% 4%, rgba(36, 79, 115, 0.12), transparent 28%),
    radial-gradient(circle at 94% 18%, rgba(63, 117, 100, 0.11), transparent 30%),
    linear-gradient(180deg, var(--paper) 0%, var(--bg) 42%, #e8e1d4 100%);
  color: var(--text);
  font-family: var(--font-serif);
  line-height: 1.68;
  text-rendering: optimizeLegibility;
}

body::selection {
  background: rgba(232, 190, 85, 0.48);
}

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

button,
a {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

p {
  margin: 0 0 1rem;
}

p:last-child {
  margin-bottom: 0;
}

strong {
  color: var(--text-strong);
}

.page-wrap {
  width: min(var(--wrap), calc(100% - 36px));
  margin-inline: auto;
}

/* =========================================================
   Top-Bar und Header
   ========================================================= */

.top-info-bar {
  background: var(--blue-dark);
  color: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  font-family: var(--font-sans);
  font-size: 13px;
}

.top-info-inner {
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  padding-block: 8px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 247, 238, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 7px 28px rgba(20, 48, 75, 0.08);
}

.header-grid {
  min-height: 78px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  min-width: max-content;
}

.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: #ffffff;
  background:
    radial-gradient(circle at 30% 25%, rgba(255, 255, 255, 0.38), transparent 28%),
    linear-gradient(135deg, var(--blue), var(--green));
  box-shadow: 0 12px 26px rgba(36, 79, 115, 0.28);
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: -0.05em;
}

.brand-text {
  display: grid;
  line-height: 1.1;
}

.brand-text strong {
  font-family: var(--font-sans);
  font-size: 18px;
  color: var(--blue-dark);
}

.brand-text small {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--muted);
  margin-top: 3px;
}

.main-nav {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  font-family: var(--font-sans);
  font-size: 14px;
}

.main-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 7px 11px;
  border-radius: 999px;
  color: var(--blue-dark);
  transition: background 160ms ease, color 160ms ease, transform 160ms ease;
}

.main-nav a:hover {
  background: var(--blue-soft);
  color: var(--blue);
  transform: translateY(-1px);
}

.main-nav a.active {
  background: var(--blue-dark);
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(20, 48, 75, 0.24);
}

.main-nav .Notizen-link {
  border: 1px solid rgba(163, 58, 43, 0.24);
  background: rgba(250, 232, 229, 0.65);
  color: var(--red);
  font-weight: 700;
}

.mobile-menu-button {
  display: none;
  justify-self: end;
  width: 46px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  padding: 10px;
}

.mobile-menu-button span {
  display: block;
  height: 2px;
  background: var(--blue-dark);
  border-radius: 999px;
  margin: 5px 0;
}

/* =========================================================
   Hero
   ========================================================= */

.hero-section {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(20, 48, 75, 0.98), rgba(36, 79, 115, 0.93) 47%, rgba(63, 117, 100, 0.94)),
    radial-gradient(circle at 15% 20%, rgba(232, 190, 85, 0.3), transparent 22%);
  color: #ffffff;
  padding: clamp(62px, 8vw, 104px) 0;
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.13;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.17) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.17) 1px, transparent 1px);
  background-size: 42px 42px;
  pointer-events: none;
}

.hero-section::after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  right: -180px;
  top: -160px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 190, 85, 0.35), transparent 65%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(310px, 0.82fr);
  gap: clamp(28px, 5vw, 52px);
  align-items: center;
}

.hero-content h1 {
  max-width: 880px;
  margin-bottom: 20px;
  font-size: clamp(42px, 6.6vw, 78px);
  line-height: 0.98;
  letter-spacing: -0.065em;
  color: #ffffff;
}

.hero-lead {
  max-width: 780px;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(18px, 2.2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-panel {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius-xl);
  padding: clamp(24px, 4vw, 34px);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(10px);
}

.hero-panel h2 {
  color: #ffffff;
  font-size: 27px;
  line-height: 1.12;
  margin-bottom: 12px;
  letter-spacing: -0.03em;
}

.hero-panel p,
.hero-panel li {
  color: rgba(255, 255, 255, 0.86);
}

.panel-label {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 10px;
  margin-bottom: 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.kicker {
  margin: 0 0 10px;
  color: var(--green);
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero-section .kicker,
.dark-feature .kicker {
  color: #f1d38b;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: 999px;
  padding: 11px 18px;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 14px;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: #ffffff;
  color: var(--blue-dark);
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
}

.button-primary:hover {
  box-shadow: 0 17px 38px rgba(0, 0, 0, 0.24);
}

.button-secondary {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.32);
}

.button-secondary:hover {
  background: rgba(255, 255, 255, 0.16);
}

main .button-primary {
  background: var(--blue-dark);
  color: #ffffff;
  border-color: var(--blue-dark);
}

main .button-primary:hover {
  background: var(--blue);
  border-color: var(--blue);
}

.hero-section main .button-primary,
.hero-section .button-primary {
  background: #ffffff;
  color: var(--blue-dark);
  border-color: #ffffff;
}

/* =========================================================
   Allgemeine Layout-Elemente
   ========================================================= */

.ad-wrap {
  margin-top: 24px;
}

.ad-banner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 16px 18px;
  background:
    linear-gradient(90deg, rgba(251, 242, 223, 0.98), rgba(255, 255, 255, 0.96), rgba(232, 243, 239, 0.98));
  border: 1px solid var(--ad-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  font-family: var(--font-sans);
}

.ad-banner strong {
  display: block;
  color: var(--blue-dark);
  font-size: 16px;
  margin-bottom: 2px;
}

.ad-banner p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.ad-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  width: fit-content;
  padding: 4px 9px;
  background: var(--yellow-soft);
  border: 1px solid var(--ad-border);
  color: #775400;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 11px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.ad-fake-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  white-space: nowrap;
  padding: 7px 12px;
  border: 1px solid var(--blue);
  border-radius: 999px;
  color: var(--blue);
  font-weight: 800;
  font-size: 13px;
}

.intro-layout,
.split-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 24px;
  align-items: start;
  margin-top: 26px;
}

.split-section {
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.55fr);
}

.content-card,
.section-block,
.side-card,
.ad-card,
.fact-box,
.definition-card,
.topic-card,
.Notizen-preview-card {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
}

.content-card,
.section-block {
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3.8vw, 38px);
}

.large-card {
  min-height: 100%;
}

.side-column {
  display: grid;
  gap: 18px;
}

.side-card,
.ad-card {
  border-radius: var(--radius-md);
  padding: 20px;
  font-family: var(--font-sans);
}

.side-card h3,
.ad-card h3 {
  margin-bottom: 10px;
  color: var(--blue-dark);
  font-size: 20px;
  letter-spacing: -0.025em;
}

.side-card p,
.side-card li,
.ad-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.58;
}

.ad-card {
  background: var(--ad-bg);
  border-color: var(--ad-border);
}

.fake-brand {
  display: block;
  margin: 10px 0 8px;
  color: var(--blue-dark);
  font-family: var(--font-sans);
  font-size: 21px;
  letter-spacing: -0.03em;
}

.small-link,
.card-link {
  display: inline-flex;
  margin-top: 10px;
  color: var(--blue);
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 13px;
}

.small-link::after,
.card-link::after {
  content: " →";
}

.section-block {
  margin-top: 26px;
}

.section-heading {
  max-width: 850px;
  margin-bottom: 24px;
}

.section-heading h2,
.content-card h2 {
  margin-bottom: 12px;
  color: var(--text-strong);
  font-size: clamp(29px, 4vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.section-heading p,
.content-card p {
  color: #3d4654;
}

.content-card p + p {
  margin-top: 1rem;
}

.clean-list {
  list-style: none;
  padding-left: 0;
  margin: 14px 0 0;
}

.clean-list li {
  position: relative;
  margin: 8px 0;
  padding-left: 24px;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #d9f5ed;
  font-weight: 900;
}

.side-card .check-list li::before,
.topic-card .check-list li::before {
  color: var(--green);
}

.dot-list li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 0.7em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
}

.number-list {
  counter-reset: item;
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
}

.number-list li {
  position: relative;
  min-height: 42px;
  padding: 0 0 14px 48px;
  margin: 0 0 12px;
  border-bottom: 1px solid rgba(216, 207, 191, 0.75);
}

.number-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.number-list li::before {
  counter-increment: item;
  content: counter(item, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--blue-dark);
  color: #ffffff;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 12px;
}

/* =========================================================
   Karten und Grid
   ========================================================= */

.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.topic-card {
  position: relative;
  overflow: hidden;
  min-height: 272px;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(250, 248, 243, 0.96));
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.topic-card::after {
  content: "";
  position: absolute;
  width: 130px;
  height: 130px;
  right: -58px;
  top: -58px;
  border-radius: 50%;
  background: rgba(63, 117, 100, 0.12);
}

.topic-card:hover {
  transform: translateY(-5px);
  border-color: rgba(36, 79, 115, 0.35);
  box-shadow: var(--shadow-lg);
}

.topic-number {
  width: 44px;
  height: 35px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  background: var(--blue-dark);
  color: #ffffff;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 12px;
  margin-bottom: 18px;
}

.topic-card h3,
.definition-card h3,
.fact-box strong,
.Notizen-preview-card h3 {
  color: var(--blue-dark);
  letter-spacing: -0.03em;
}

.topic-card h3 {
  font-size: 23px;
  line-height: 1.15;
  margin-bottom: 10px;
}

.topic-card p {
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.6;
}

.topic-card .card-link {
  margin-top: auto;
  padding-top: 18px;
}

.fact-stack {
  display: grid;
  gap: 18px;
}

.fact-box {
  border-radius: var(--radius-md);
  padding: 22px;
  background:
    linear-gradient(180deg, #ffffff, #faf8f3);
}

.fact-box span {
  display: inline-flex;
  margin-bottom: 11px;
  color: var(--green);
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 12px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.fact-box strong {
  display: block;
  font-size: 21px;
  line-height: 1.15;
  margin-bottom: 9px;
}

.fact-box p {
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 14px;
}

.dark-feature {
  color: #ffffff;
  background:
    radial-gradient(circle at 20% 0%, rgba(232, 190, 85, 0.22), transparent 35%),
    linear-gradient(135deg, var(--blue-dark), #1e4d70 55%, var(--green-dark));
  border: none;
  overflow: hidden;
}

.light-heading h2,
.light-heading p {
  color: #ffffff;
}

.light-heading p {
  opacity: 0.86;
}

.mini-timeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.mini-timeline article {
  position: relative;
  min-height: 210px;
  padding: 22px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.11);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(7px);
}

.mini-timeline .date {
  display: inline-flex;
  padding: 5px 9px;
  margin-bottom: 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #f5d98f;
  font-family: var(--font-sans);
  font-weight: 900;
}

.mini-timeline h3 {
  color: #ffffff;
  font-size: 22px;
  line-height: 1.12;
  margin-bottom: 8px;
}

.mini-timeline p {
  color: rgba(255, 255, 255, 0.8);
  font-family: var(--font-sans);
  font-size: 14px;
}

.definition-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.definition-card {
  min-height: 210px;
  border-radius: var(--radius-md);
  padding: 20px;
  background: #ffffff;
}

.definition-card h3 {
  font-size: 20px;
  line-height: 1.14;
  margin-bottom: 10px;
}

.definition-card p {
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.6;
}

.wide-ad {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.Notizen-preview-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 22px;
  align-items: center;
  border-radius: var(--radius-lg);
  padding: 24px;
  background:
    linear-gradient(135deg, #ffffff, #fbf8f2 65%, #f8e8e5);
}

.Notizen-preview-card h3 {
  font-size: 25px;
  margin-bottom: 8px;
}

.Notizen-preview-card p {
  color: var(--muted);
  max-width: 780px;
}

.source-mini-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.source-mini-grid a {
  display: block;
  min-height: 142px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.source-mini-grid a:hover {
  transform: translateY(-3px);
  border-color: rgba(36, 79, 115, 0.35);
  box-shadow: var(--shadow-sm);
}

.source-mini-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--blue-dark);
  font-family: var(--font-sans);
}

.source-mini-grid span {
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.52;
}

/* =========================================================
   Footer
   ========================================================= */

.site-footer {
  margin-top: 36px;
  padding: 34px 0;
  background: #111926;
  color: #ffffff;
  font-family: var(--font-sans);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 24px;
  align-items: start;
}

.site-footer strong {
  display: block;
  color: #ffffff;
  margin-bottom: 7px;
}

.site-footer p,
.site-footer a {
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  line-height: 1.6;
}

.site-footer a:hover {
  color: #ffffff;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.credit {
  color: #ffffff !important;
  font-weight: 900;
  margin-top: 10px;
}

/* =========================================================
   Zusatz-Klassen für kommende Unterseiten
   Damit Grundlagen, Strahlung, Timeline, Unfälle usw.
   später direkt gut aussehen.
   ========================================================= */

.subpage-hero {
  background:
    linear-gradient(135deg, rgba(20, 48, 75, 0.96), rgba(36, 79, 115, 0.92)),
    radial-gradient(circle at 80% 20%, rgba(232, 190, 85, 0.24), transparent 34%);
  color: #ffffff;
  padding: 70px 0 58px;
}

.subpage-hero h1 {
  max-width: 900px;
  color: #ffffff;
  font-size: clamp(38px, 6vw, 66px);
  line-height: 1;
  letter-spacing: -0.06em;
  margin-bottom: 16px;
}

.subpage-hero p {
  max-width: 820px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 19px;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 24px;
  align-items: start;
  margin-top: 26px;
}

.article-main {
  display: grid;
  gap: 22px;
}

.article-box {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(23px, 3.4vw, 36px);
  box-shadow: var(--shadow-md);
}

.article-box h2 {
  color: var(--text-strong);
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 12px;
}

.article-box h3 {
  color: var(--blue-dark);
  font-size: 24px;
  line-height: 1.14;
  letter-spacing: -0.025em;
  margin: 22px 0 8px;
}

.article-box p,
.article-box li {
  color: #3d4654;
}

.info-callout,
.warning-callout,
.green-callout,
.red-callout {
  margin: 20px 0;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  line-height: 1.6;
}

.info-callout {
  background: var(--blue-soft);
  border: 1px solid rgba(36, 79, 115, 0.2);
  color: var(--blue-dark);
}

.warning-callout {
  background: var(--yellow-soft);
  border: 1px solid rgba(232, 190, 85, 0.45);
  color: #6c4a00;
}

.green-callout {
  background: var(--green-soft);
  border: 1px solid rgba(63, 117, 100, 0.22);
  color: var(--green-dark);
}

.red-callout {
  background: var(--red-soft);
  border: 1px solid rgba(163, 58, 43, 0.22);
  color: #7c2117;
}

.info-callout strong,
.warning-callout strong,
.green-callout strong,
.red-callout strong {
  display: block;
  margin-bottom: 6px;
}

.data-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  background: #ffffff;
  margin: 18px 0;
}

table.data-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-family: var(--font-sans);
  font-size: 14px;
}

.data-table th,
.data-table td {
  text-align: left;
  vertical-align: top;
  padding: 14px 15px;
  border-bottom: 1px solid var(--line);
}

.data-table th {
  background: #efe7d9;
  color: var(--blue-dark);
  font-size: 12px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table td {
  color: #3d4654;
  background: rgba(255, 255, 255, 0.86);
}

.timeline-list {
  position: relative;
  display: grid;
  gap: 18px;
  margin-top: 20px;
  padding-left: 28px;
}

.timeline-list::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 10px;
  bottom: 10px;
  width: 4px;
  border-radius: 999px;
  background: linear-gradient(var(--blue), var(--green));
}

.timeline-item {
  position: relative;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 20px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -29px;
  top: 26px;
  width: 15px;
  height: 15px;
  border-radius: 999px;
  background: var(--paper);
  border: 4px solid var(--green);
}

.timeline-item-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 8px;
  font-family: var(--font-sans);
}

.timeline-year {
  color: var(--blue-dark);
  font-weight: 900;
}

.ines-badge,
.label-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 26px;
  padding: 3px 9px;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 900;
}

.ines-badge {
  background: var(--red-soft);
  border: 1px solid rgba(163, 58, 43, 0.24);
  color: var(--red);
}

.label-badge {
  background: var(--blue-soft);
  border: 1px solid rgba(36, 79, 115, 0.2);
  color: var(--blue);
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.case-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #ffffff;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.case-card-header {
  padding: 20px;
  background: linear-gradient(135deg, var(--blue-dark), var(--blue));
  color: #ffffff;
}

.case-card-header h3 {
  color: #ffffff;
  margin: 0 0 6px;
}

.case-card-header p {
  color: rgba(255, 255, 255, 0.78);
  font-family: var(--font-sans);
  font-size: 14px;
}

.case-card-body {
  padding: 20px;
}

.case-card-body p,
.case-card-body li {
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 14px;
}

.quote-box {
  margin: 20px 0;
  padding: 22px;
  border-left: 5px solid var(--yellow);
  background: var(--paper-2);
  font-size: 19px;
  line-height: 1.55;
}

.source-list {
  display: grid;
  gap: 13px;
}

.source-item {
  display: block;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #ffffff;
  box-shadow: var(--shadow-sm);
  transition: transform 160ms ease, border-color 160ms ease;
}

.source-item:hover {
  transform: translateY(-3px);
  border-color: rgba(36, 79, 115, 0.35);
}

.source-item strong {
  display: block;
  margin-bottom: 4px;
  color: var(--blue-dark);
  font-family: var(--font-sans);
}

.source-item span {
  display: block;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 14px;
}

.Notizen-page {
  background:
    radial-gradient(circle at 20% 6%, rgba(232, 190, 85, 0.14), transparent 26%),
    linear-gradient(180deg, #f8f0e0, #e9dfcf);
}

.Notizen-lock-box {
  max-width: 740px;
  margin: 54px auto;
  padding: 34px;
  border-radius: var(--radius-xl);
  background: #ffffff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.Notizen-lock-box h1 {
  color: var(--blue-dark);
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1;
  letter-spacing: -0.05em;
  margin-bottom: 14px;
}

.password-form {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 22px;
  flex-wrap: wrap;
}

.password-form input {
  min-height: 46px;
  min-width: min(360px, 100%);
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line-dark);
  background: #ffffff;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
}

.password-form input:focus {
  outline: 3px solid rgba(36, 79, 115, 0.18);
  border-color: var(--blue);
}

.slide-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #ffffff;
  box-shadow: var(--shadow-sm);
  margin: 18px 0;
}

.slide-card-header {
  padding: 18px 20px;
  background: var(--blue-dark);
  color: #ffffff;
}

.slide-card-header h3 {
  color: #ffffff;
  margin: 0;
}

.slide-card-body {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 0;
}

.slide-points,
.speaker-card {
  padding: 20px;
}

.slide-points {
  border-right: 1px solid var(--line);
  background: var(--surface-soft);
}

.speaker-card {
  background: #ffffff;
}

.speaker-card strong,
.slide-points strong {
  display: block;
  margin-bottom: 8px;
  color: var(--blue-dark);
  font-family: var(--font-sans);
}

.slide-points li,
.speaker-card p {
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 14px;
}

/* =========================================================
   Responsive Design
   ========================================================= */

@media (max-width: 1100px) {
  .topic-grid,
  .mini-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .definition-grid,
  .source-mini-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-grid,
  .intro-layout,
  .split-section,
  .article-layout {
    grid-template-columns: 1fr;
  }

  .side-column,
  .fact-stack {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .top-info-inner {
    justify-content: center;
    text-align: center;
  }

  .header-grid {
    grid-template-columns: 1fr auto;
    min-height: 72px;
  }

  .mobile-menu-button {
    display: block;
  }

  .main-nav {
    display: none;
    grid-column: 1 / -1;
    justify-content: flex-start;
    padding: 0 0 16px;
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a {
    background: rgba(255, 255, 255, 0.76);
    border: 1px solid var(--line);
  }

  .hero-section {
    padding: 52px 0;
  }

  .ad-banner,
  .Notizen-preview-card,
  .footer-grid,
  .slide-card-body {
    grid-template-columns: 1fr;
  }

  .ad-fake-button {
    width: fit-content;
  }

  .slide-points {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .case-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .page-wrap {
    width: min(100% - 24px, var(--wrap));
  }

  .brand-text small {
    display: none;
  }

  .brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 14px;
  }

  .hero-content h1,
  .subpage-hero h1 {
    letter-spacing: -0.045em;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .button {
    width: 100%;
  }

  .topic-grid,
  .mini-timeline,
  .definition-grid,
  .source-mini-grid,
  .side-column,
  .fact-stack {
    grid-template-columns: 1fr;
  }

  .content-card,
  .section-block,
  .article-box,
  .hero-panel {
    padding: 22px;
    border-radius: 22px;
  }

  .topic-card {
    min-height: unset;
  }

  .mini-timeline article,
  .definition-card {
    min-height: unset;
  }

  .password-form {
    flex-direction: column;
  }

  .password-form input {
    min-width: 100%;
  }
}

@media (max-width: 420px) {
  .top-info-bar {
    font-size: 12px;
  }

  .brand-text strong {
    font-size: 16px;
  }

  .hero-content h1 {
    font-size: 38px;
  }

  .hero-lead {
    font-size: 17px;
  }

  .section-heading h2,
  .content-card h2,
  .article-box h2 {
    font-size: 29px;
  }

  .ad-banner {
    padding: 14px;
  }
}