/* =============================================
   maltetheis.de – Stylesheet v2
   Farbschema: Warm-hell, lebendig, seriös
   Typografie: Source Serif 4 + Source Sans 3
   ============================================= */

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Farben – wärmer, lebendiger */
  --color-bg: #fafaf8;
  --color-bg-alt: #f0eeeb;
  --color-bg-dark: #1e2a3a;
  --color-bg-accent: #e8eef5;
  --color-text: #1a1a1a;
  --color-text-secondary: #4d4d4d;
  --color-text-light: #6b6b6b;
  --color-text-on-dark: #f0eeeb;
  --color-accent: #2c4a6e;
  --color-accent-light: #3d6494;
  --color-accent-hover: #1e3a5c;
  --color-border: #d5d0c8;
  --color-border-light: #e5e1da;
  --color-white: #ffffff;
  --color-warm-tint: #f7f5f0;

  /* Typografie – kräftiger, mehr Substanz */
  --font-heading: 'Source Serif 4', 'Georgia', serif;
  --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Abstände */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Layout */
  --max-width: 1000px;
  --nav-height: 64px;
}

html {
  font-size: 17px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-bg);
}

/* --- Typografie --- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
}

h1 {
  font-size: 2.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

p {
  margin-bottom: var(--space-sm);
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-accent-hover);
}

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

section {
  padding: var(--space-xl) 0;
}

section.alt {
  background-color: var(--color-bg-alt);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(250, 250, 248, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-light);
  z-index: 100;
  display: flex;
  align-items: center;
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-brand {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.nav-signet {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.nav-brand:hover {
  color: var(--color-accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  list-style: none;
}

.nav-links a {
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: var(--space-xs) 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text);
  border-bottom-color: var(--color-accent);
}

.nav-contact {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-white) !important;
  background-color: var(--color-accent);
  padding: 0.45rem 1.1rem !important;
  border-radius: 6px;
  border-bottom: none !important;
  transition: background-color 0.2s ease !important;
}

.nav-contact:hover {
  background-color: var(--color-accent-hover) !important;
  color: var(--color-white) !important;
  border-bottom: none !important;
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* --- Hero (Startseite) --- */
.hero {
  padding: calc(var(--nav-height) + var(--space-xl)) 0 var(--space-xl);
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: linear-gradient(170deg, var(--color-bg) 0%, var(--color-warm-tint) 40%, var(--color-bg-alt) 100%);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero-text {
  max-width: 540px;
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.hero h1 {
  margin-bottom: var(--space-md);
}

.hero-lead {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.hero-image {
  display: flex;
  justify-content: center;
}

.hero-image img {
  width: 100%;
  max-width: 360px;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 12px 40px rgba(30, 42, 58, 0.12), 0 4px 12px rgba(30, 42, 58, 0.06);
}

/* --- Perspektivwechsel (Startseite) --- */
.perspektive {
  padding: var(--space-xl) 0;
  background-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}

.perspektive h2 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.perspektive p {
  color: rgba(240, 238, 235, 0.85);
  max-width: 680px;
  font-size: 1.05rem;
  line-height: 1.75;
}

/* --- Page Header (Unterseiten) --- */
.page-header {
  padding: calc(var(--nav-height) + var(--space-xl)) 0 var(--space-lg);
  background: linear-gradient(170deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
  border-bottom: 1px solid var(--color-border-light);
}

.page-header h1 {
  margin-bottom: var(--space-sm);
}

.page-header .lead {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  max-width: 660px;
  line-height: 1.7;
}

/* --- Content Sections --- */
.content-section {
  padding: var(--space-xl) 0;
}

.content-section + .content-section {
  border-top: 1px solid var(--color-border-light);
}

.content-section.alt + .content-section,
.content-section + .content-section.alt {
  border-top: none;
}

.content-section h2 {
  margin-bottom: var(--space-md);
}

.content-narrow {
  max-width: 680px;
}

/* --- Angebote (Startseite) --- */
.offers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-md);
}

.offer-card {
  padding: var(--space-lg);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.offer-card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 4px 16px rgba(44, 74, 110, 0.08);
}

.offer-card h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.offer-card p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: var(--space-md);
}

.offer-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
}

.offer-link::after {
  content: '\2192';
  transition: transform 0.2s ease;
}

.offer-link:hover::after {
  transform: translateX(3px);
}

/* --- Themenfelder --- */
.topics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm) var(--space-lg);
  margin-top: var(--space-md);
}

.topic {
  padding: var(--space-md);
  background: var(--color-white);
  border-radius: 8px;
  border: 1px solid var(--color-border-light);
}

.topic h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.topic p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.55;
  margin-bottom: 0;
}

.topic-centered {
  max-width: calc(50% - var(--space-lg) / 2);
  margin: var(--space-sm) auto 0;
}

/* --- Terminliste --- */
.termine-list {
  margin-top: var(--space-sm);
}

.termin-item {
  display: grid;
  grid-template-columns: 130px 1fr auto;
  gap: var(--space-md);
  align-items: baseline;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border-light);
}

.termin-item:first-child {
  padding-top: 0;
}

.termin-item:last-child {
  border-bottom: none;
}

.termin-datum {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  font-variant-numeric: tabular-nums;
}

.termin-info {
  min-width: 0;
}

.termin-titel {
  font-weight: 500;
  margin-bottom: 0.15em;
}

.termin-meta {
  font-size: 0.82rem;
  color: var(--color-text-light);
}

.termin-link {
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
  color: var(--color-accent);
  background: var(--color-bg-accent);
  padding: 0.35rem 0.9rem;
  border-radius: 5px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.termin-link:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

.termine-empty {
  color: var(--color-text-light);
  font-style: italic;
  padding: var(--space-sm) 0;
}

/* --- Downloads (Materialien) --- */
.download-list {
  margin-top: var(--space-md);
}

.download-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border-light);
  gap: var(--space-md);
}

.download-item:last-child {
  border-bottom: none;
}

.download-info {
  min-width: 0;
}

.download-titel {
  font-weight: 500;
  margin-bottom: 0.15em;
}

.download-meta {
  font-size: 0.82rem;
  color: var(--color-text-light);
}

.download-link {
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
  flex-shrink: 0;
  color: var(--color-accent);
  background: var(--color-bg-accent);
  padding: 0.35rem 0.9rem;
  border-radius: 5px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.download-link:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

/* --- Arbeitsweise (Über mich) --- */
.arbeitsweise {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border-light);
}

/* --- Publikationen --- */
.publikationen-list {
  list-style: none;
  padding: 0;
}

.publikationen-list li {
  padding: 0.6em 0;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.95rem;
  line-height: 1.55;
}

.publikationen-list li:last-child {
  border-bottom: none;
}

.pub-titel {
  font-style: italic;
}

.pub-quelle {
  color: var(--color-text-secondary);
}

.pub-section-heading {
  margin-top: 2.5rem;
}

/* --- Kontakt-Block --- */
.contact-block {
  padding: var(--space-xl) 0;
  text-align: center;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border-light);
}

.contact-block p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.contact-email {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-accent);
}

.contact-email:hover {
  color: var(--color-accent-hover);
}

/* --- Sparring compact layout --- */
.sparring-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-md);
}

.sparring-card {
  padding: var(--space-lg);
  background: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: 8px;
}

.sparring-card h3 {
  margin-bottom: var(--space-xs);
}

.sparring-card p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

/* --- Content Lists --- */
.content-list {
  list-style: none;
  padding: 0;
  margin: var(--space-sm) 0;
}

.content-list li {
  position: relative;
  padding-left: 1.4em;
  margin-bottom: 0.5em;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.content-list li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 500;
}

/* --- Hinweis-Box --- */
.hinweis-box {
  padding: var(--space-md) var(--space-lg);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-text-light);
  border-radius: 0 8px 8px 0;
}

.hinweis-box h3 {
  font-size: 0.9rem;
  font-family: var(--font-body);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
  margin-bottom: var(--space-xs);
}

.hinweis-box p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

/* --- Referent-Anfrage (Fortbildungen) --- */
.referent-box {
  margin-top: var(--space-lg);
  padding: var(--space-md) var(--space-lg);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 8px 8px 0;
}

.referent-box p {
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) 0;
  font-size: 0.82rem;
  color: var(--color-text-light);
  background: var(--color-bg);
}

.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
}

.footer-links a {
  color: var(--color-text-light);
  font-size: 0.82rem;
}

.footer-links a:hover {
  color: var(--color-text);
}

/* --- Responsive --- */

@media (max-width: 768px) {
  :root {
    --space-xl: 3rem;
    --space-2xl: 4rem;
  }

  html {
    font-size: 16px;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-height) + var(--space-lg));
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    text-align: center;
  }

  .hero-text {
    max-width: 100%;
    order: 2;
  }

  .hero-image {
    order: 1;
  }

  .hero-image img {
    max-width: 260px;
  }

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

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

  .topic-centered {
    max-width: 100%;
  }

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

  .termin-item {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }

  .termin-link {
    justify-self: start;
  }

  /* Mobile Navigation */
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
    gap: 0;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 0.7rem 0;
    border-bottom: none;
  }

  .nav-contact {
    text-align: center;
    margin-top: var(--space-xs);
    display: block;
  }

  .nav-toggle {
    display: block;
  }

  .footer .container {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.75rem;
  }

  .container {
    padding: 0 var(--space-sm);
  }

  .offer-card {
    padding: var(--space-md);
  }

  .sparring-card {
    padding: var(--space-md);
  }

  .download-item {
    flex-direction: column;
    gap: var(--space-xs);
  }
}

/* --- Utilities --- */
.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;
}