/* Mahava Landingpage — statisches HTML/CSS, keine Frameworks, kein JavaScript */

:root {
  --color-bg: #faf7f2;
  --color-surface: #ffffff;
  --color-surface-alt: #f3efe6;
  --color-text: #262420;
  --color-muted: #6e6a62;
  --color-accent: #4b6358;
  --color-accent-dark: #35473e;
  --color-accent-soft: #e6ebe2;
  --color-sand: #e9e2d3;
  --color-border: #e4dfd3;
  --color-dark-bg: #2c332e;
  --color-dark-text: #f2efe8;
  --color-dark-muted: #c3cac1;

  --radius: 6px;
  --radius-lg: 10px;
  --max-width: 1180px;
  --max-width-narrow: 760px;

  --font-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* ---------- Reset / Base ---------- */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-weight: 600;
  line-height: 1.25;
  margin: 0 0 0.6em;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2rem, 4.4vw, 3.2rem); }
h2 { font-size: clamp(1.55rem, 3vw, 2.1rem); }
h3 { font-size: 1.05rem; }

p {
  margin: 0 0 1em;
}

a {
  color: inherit;
}

ul {
  margin: 0;
  padding: 0;
}

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

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-accent);
  color: #fff;
  padding: 0.6em 1em;
  z-index: 100;
  border-radius: var(--radius);
}

.skip-link:focus {
  left: 1em;
  top: 1em;
}

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

.wrap-narrow {
  max-width: var(--max-width-narrow);
}

.center {
  text-align: center;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  color: var(--color-accent);
  font-weight: 600;
  margin: 0 0 0.8em;
}

.eyebrow-on-dark {
  color: #b9c9bd;
}

.lead {
  color: var(--color-muted);
  font-size: 1.05rem;
  max-width: 62ch;
}

.lead-wide {
  max-width: 74ch;
}

.lead-on-dark {
  color: var(--color-dark-muted);
}

.lead-soft {
  font-size: 0.98rem;
  opacity: 0.9;
}

.center .lead {
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  padding: 0.75em 1.5em;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  cursor: pointer;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

.btn-small {
  padding: 0.55em 1.1em;
  font-size: 0.88rem;
}

/* ---------- Header ---------- */

.site-header {
  border-bottom: 1px solid var(--color-border);
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: saturate(140%) blur(6px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
}

.brand {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--color-text);
}

.site-nav {
  display: flex;
  gap: 1.6rem;
  margin-right: auto;
}

.site-nav a {
  text-decoration: none;
  color: var(--color-muted);
  font-size: 0.94rem;
  transition: color 0.15s ease;
}

.site-nav a:hover {
  color: var(--color-accent-dark);
}

.header-cta {
  white-space: nowrap;
}

.nav-mobile {
  display: none;
}

.nav-mobile summary {
  list-style: none;
  cursor: pointer;
  padding: 0.5em 0.8em;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--color-text);
}

.nav-mobile summary::-webkit-details-marker {
  display: none;
}

.nav-mobile[open] summary {
  border-color: var(--color-accent);
}

.nav-mobile nav {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: 1rem 0 0.4rem;
}

.nav-mobile nav a {
  text-decoration: none;
  color: var(--color-text);
  font-size: 1rem;
}

/* ---------- Hero ---------- */

.hero {
  padding: 4.5rem 0 5rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-sub {
  font-size: 1.08rem;
  color: var(--color-muted);
  max-width: 52ch;
}

.hero-sub-soft {
  font-size: 0.98rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1.6rem 0 1.4rem;
}

.center-actions {
  justify-content: center;
}

.trust-line {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-bottom: 0;
}

/* ---------- Hero mockup ---------- */

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

.mock-card {
  width: 100%;
  max-width: 380px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.6rem 1.5rem 1.7rem;
}

.mock-card-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.4rem;
}

.mock-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

.mock-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.mock-row {
  display: grid;
  grid-template-columns: 74px 1fr;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.85rem;
}

.mock-row-tight {
  margin-top: -0.55rem;
}

.mock-label {
  font-size: 0.78rem;
  color: var(--color-muted);
}

.mock-bar {
  height: 8px;
  width: var(--w, 60%);
  background: var(--color-sand);
  border-radius: 4px;
}

.mock-bar-accent {
  background: var(--color-accent-soft);
  border: 1px solid var(--color-accent);
}

.mock-chips {
  display: flex;
  gap: 0.4rem;
}

.mock-chip {
  height: 18px;
  flex: 1;
  border-radius: 4px;
  background: var(--color-accent-soft);
  border: 1px solid var(--color-border);
}

.mock-chip-soft {
  background: var(--color-sand);
}

.mock-next {
  margin-top: 1.3rem;
  padding: 0.9rem 1rem;
  background: var(--color-accent-soft);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.mock-next-label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent-dark);
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.mock-next-text {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text);
}

/* ---------- Sections (generic) ---------- */

.section {
  padding: 5rem 0;
}

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

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

.section-invite {
  background: var(--color-accent-soft);
}

.plain-list {
  list-style: none;
  margin: 1.5rem 0;
  display: grid;
  gap: 0.7rem;
}

.plain-list li {
  padding-left: 1.3em;
  position: relative;
  color: var(--color-muted);
}

.plain-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

/* ---------- Pillars (Lösung) ---------- */

.pillar-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 2rem;
}

.pillar {
  background: var(--color-surface);
  padding: 1.8rem 1.6rem;
}

.pillar p {
  color: var(--color-muted);
  font-size: 0.94rem;
  margin: 0;
}

/* ---------- Module tiles ---------- */

.module-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem;
  margin-top: 2.2rem;
}

.module-tile {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.6rem 1.5rem;
}

.module-tile-primary {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.module-tile p {
  color: var(--color-muted);
  font-size: 0.92rem;
  margin: 0;
}

/* ---------- Flow diagram ---------- */

.flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
  margin: 2.2rem 0;
}

.flow span:not(.flow-arrow) {
  border: 1px solid rgba(242, 239, 232, 0.35);
  border-radius: var(--radius);
  padding: 0.5em 1em;
  font-size: 0.92rem;
  color: var(--color-dark-text);
}

.flow-arrow {
  color: #96a89c;
}

/* ---------- Feature grid ---------- */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem 2.2rem;
  margin-top: 2.2rem;
}

.feature {
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}

.feature h3 {
  margin-bottom: 0.4em;
}

.feature p {
  color: var(--color-muted);
  font-size: 0.92rem;
  margin: 0;
}

/* ---------- Audience grid ---------- */

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem 2rem;
  margin-top: 2.2rem;
}

.audience h3 {
  font-size: 1rem;
}

.audience p {
  color: var(--color-muted);
  font-size: 0.92rem;
  margin: 0;
}

/* ---------- Compare (Abgrenzung) ---------- */

.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.2rem;
  margin-top: 2.2rem;
}

.compare-col h3 {
  margin-bottom: 0.9em;
}

.compare-col-accent .plain-list li::before {
  content: "✓";
  font-size: 0.85em;
}

/* ---------- FAQ ---------- */

.faq-list {
  margin-top: 2rem;
  display: grid;
  gap: 0.7rem;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.2rem 1.2rem;
}

.faq-item summary {
  cursor: pointer;
  padding: 1rem 0;
  font-weight: 600;
  list-style: none;
  position: relative;
  padding-right: 1.6rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 1rem;
  color: var(--color-accent);
  font-weight: 400;
}

.faq-item[open] summary::after {
  content: "–";
}

.faq-item p {
  color: var(--color-muted);
  margin: 0 0 1.1rem;
  font-size: 0.95rem;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 2.5rem 0;
  background: var(--color-surface-alt);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-brand {
  font-weight: 700;
  margin: 0 0 0.3em;
}

.footer-tag {
  color: var(--color-muted);
  font-size: 0.9rem;
  margin: 0;
}

.footer-links {
  display: flex;
  gap: 1.4rem;
}

.footer-links a {
  text-decoration: none;
  color: var(--color-muted);
  font-size: 0.9rem;
}

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

/* ---------- Responsive ---------- */

@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

  .mock-card {
    max-width: 460px;
    margin: 0 auto;
  }

  .pillar-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .module-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .audience-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  .site-nav,
  .header-cta {
    display: none;
  }

  .nav-mobile {
    display: block;
    margin-left: auto;
  }

  .header-inner {
    gap: 1rem;
  }

  .hero {
    padding: 3rem 0 3.5rem;
  }

  .section {
    padding: 3.5rem 0;
  }

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

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

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

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

  .compare {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

  .hero-actions .btn {
    text-align: center;
  }

  .footer-inner {
    flex-direction: column;
  }
}