/* ==========================================================================
   BelegChat Landing — BERENT CI, DSGVO-konform (lokale Schriften)
   ========================================================================== */

/* --- Fonts (lokal, kein CDN) --- */
@font-face {
  font-family: 'Bebas Neue';
  src: url('/assets/fonts/bebas-neue-regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: 'Lora';
  src: url('/assets/fonts/lora-300.woff2') format('woff2');
  font-weight: 300;
  font-display: swap;
}

@font-face {
  font-family: 'Lora';
  src: url('/assets/fonts/lora-400.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: 'Lora';
  src: url('/assets/fonts/lora-600.woff2') format('woff2');
  font-weight: 600;
  font-display: swap;
}

/* --- CSS Custom Properties (BERENT CI — Anthrazit) --- */
:root {
  --bg: #0e0e10;
  --copper: #B5742A;
  --gold: #E8C98A;
  --text: #C4BCB1;
  --text-secondary: #9A8870;
  --card-bg: #151518;
  --border: #2a2a2e;
  --info-bg: #1A1208;
}

/* --- Base --- */
html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  font-family: 'Lora', serif;
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
}

/* --- Typography --- */
h1, h2, h3, .headline {
  font-family: 'Bebas Neue', sans-serif;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--copper);
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: 1.15;
  margin: 0 0 1rem;
}

h2 {
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  margin: 0 0 1.25rem;
}

h3 {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  margin: 0 0 0.75rem;
}

p {
  margin: 0 0 1rem;
}

.gold-plus {
  color: var(--gold);
  font-weight: 400;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

@media (min-width: 768px) {
  .container {
    padding: 0 2rem;
  }
}

@media (min-width: 1200px) {
  .container {
    padding: 0 2.5rem;
  }
}

/* --- Navigation --- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.berent-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.berent-brand img {
  height: 44px;
  width: auto;
  display: block;
}

.nav-wordmark {
  display: none; /* Nur Logo, kein BELEGCHAT-Wordmark */
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  color: var(--copper);
  margin-left: 1rem;
  text-decoration: none;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-links a {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  color: var(--text);
  text-decoration: none;
  text-transform: uppercase;
}

.nav-links a:hover {
  color: var(--copper);
}

.btn-nav {
  display: inline-block;
  padding: 0.5rem 1rem;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--copper);
  color: var(--bg);
  border: none;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

.btn-nav:hover {
  filter: brightness(1.1);
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  aria-label: "Menü öffnen";
}

@media (min-width: 768px) {
  .hamburger {
    display: none;
  }
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--copper);
}

.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 1rem;
  flex-direction: column;
  gap: 0.75rem;
}

.mobile-menu.is-open {
  display: flex;
}

.mobile-menu a,
.mobile-menu .btn-nav {
  display: block;
  text-align: center;
}

/* --- Hero --- */
/* Ausblenden (vorübergehend): Beta, Registrierung, Gründer, Preise */
.hide-beta,
.hide-registration,
.hide-gruender,
.hide-preise {
  display: none !important;
}

/* --- Hero displayfüllend, Trust-Leiste absolut unten (wie berentai) --- */
.hero-wrapper {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}

.hero-wrapper .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-color: var(--bg);
}
.hero-wrapper .hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(14,14,16,0.5) 0%, var(--bg) 90%);
  pointer-events: none;
}

.hero {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 0 5rem;
  text-align: center;
}

.hero .subline {
  font-size: 1.125rem;
  color: var(--text);
  max-width: 42rem;
  margin: 0 auto 1.5rem;
}

.hero-workflow {
  max-width: 600px;
  margin: 0 auto 1.5rem;
}

.hero-workflow-svg {
  width: 100%;
  height: auto;
  display: block;
}

.hero-workflow--mobile {
  display: none;
}

@media (min-width: 768px) {
  .hero-workflow--mobile {
    display: none;
  }
  .hero-workflow--desktop {
    display: block;
  }
}

@media (max-width: 767px) {
  .hero-workflow--desktop {
    display: none;
  }
  .hero-workflow--mobile {
    display: block;
  }
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

@media (min-width: 768px) {
  .hero-buttons {
    flex-direction: row;
    justify-content: center;
  }
}

.btn-primary {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--copper);
  color: var(--bg);
  border: none;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary:hover {
  filter: brightness(1.1);
}

.hero .link-secondary {
  font-family: 'Lora', serif;
  color: var(--text-secondary);
  text-decoration: none;
}

.hero .link-secondary:hover {
  color: var(--gold);
}

/* Trust-Leiste absolut am unteren Rand der Hero (wie berentai) */
.hero-trust {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--card-bg);
  padding: 1rem 0;
  border-top: 1px solid var(--border);
}

.trust-bar {
  background: var(--card-bg);
  padding: 1rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trust-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem 1.5rem;
  font-size: 0.9rem;
  color: var(--text);
}

.trust-list li {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.trust-list .gold-plus {
  flex-shrink: 0;
}

/* --- Section generic --- */
section {
  padding: 3rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 2rem;
}

/* --- Funktionsweise --- */
#funktionsweise {
  background: var(--bg);
}

.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step-card {
  text-align: center;
  padding: 1.5rem 1rem;
}

.step-card .gold-plus {
  font-size: 1.5rem;
  display: block;
  margin-bottom: 0.5rem;
}

.step-card h3 {
  margin-bottom: 0.5rem;
}

.step-card p {
  font-size: 0.95rem;
  color: var(--text);
  margin: 0;
}

.steps-note {
  text-align: center;
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0;
}

/* --- Sicherheit --- */
#sicherheit {
  background: var(--card-bg);
}

.safety-list {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
}

.safety-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.safety-list .gold-plus {
  flex-shrink: 0;
}

.info-box {
  background: var(--info-bg);
  border-left: 4px solid var(--copper);
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
  font-family: 'Lora', serif;
  color: var(--text);
}

.tech-block {
  margin-top: 3rem;
}

.tech-block h3 {
  margin-bottom: 1rem;
}

.tech-block article {
  margin-bottom: 1.5rem;
}

.tech-block article h4 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1rem;
  letter-spacing: 0.06em;
  color: var(--copper);
  margin: 0 0 0.5rem;
}

.tech-block article p {
  margin: 0;
  font-size: 0.95rem;
}

/* --- Preise --- */
#preise {
  background: var(--bg);
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: stretch;
  }
}

.pricing-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 1.5rem;
}

.pricing-card.featured {
  border-color: var(--copper);
  border-width: 2px;
}

.pricing-card h3 {
  margin-bottom: 0.25rem;
}

.pricing-card .label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.pricing-card .price {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.25rem;
  color: var(--copper);
  margin-bottom: 0.5rem;
}

.pricing-note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
}

/* --- Registrierung --- */
#registrierung {
  background: var(--card-bg);
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  color: var(--text);
  margin-bottom: 0.35rem;
}

.form-group input {
  width: 100%;
  max-width: 24rem;
  padding: 0.6rem 0.75rem;
  font-family: 'Lora', serif;
  font-size: 1rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
}

.form-group input::placeholder {
  color: var(--text-secondary);
}

.form-note {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 1rem;
}

/* --- FAQ --- */
#faq {
  background: var(--bg);
}

.faq-list {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item:first-child {
  border-top: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  font-family: 'Lora', serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}

.faq-question:hover {
  color: var(--copper);
}

.faq-icon {
  flex-shrink: 0;
  color: var(--gold);
  font-size: 1.25rem;
  transition: transform 0.2s ease;
}

.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s ease;
}

.faq-item.is-open .faq-answer {
  max-height: 2000px;
}

.faq-answer-inner {
  padding: 0 0 1rem;
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.6;
}

/* --- CTA Banner --- */
.cta-banner {
  background: var(--copper);
  color: var(--bg);
  padding: 2.5rem 0;
  text-align: center;
}

.cta-banner h2 {
  color: var(--bg);
  margin-bottom: 0.5rem;
}

.cta-banner .subline {
  font-family: 'Lora', serif;
  margin-bottom: 1rem;
}

.cta-banner .btn-primary {
  background: var(--bg);
  color: var(--copper);
}

.cta-banner .btn-primary:hover {
  filter: brightness(0.9);
}

/* --- Footer --- */
.footer {
  background: var(--card-bg);
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-brand img {
  height: 24px;
  width: auto;
}

.footer-copy {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.footer-links {
  display: flex;
  gap: 1rem;
}

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

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

.footer-trademark {
  width: 100%;
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* --- Impressum / Rechtliche Seiten --- */
.container--narrow {
  max-width: 42rem;
}

.impressum-section h1 {
  margin-bottom: 1.5rem;
}

.impressum-section h2 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.impressum-block {
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.impressum-note {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-top: 1.5rem;
}

.impressum-back {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.link-impressum {
  color: var(--copper);
  text-decoration: none;
}

.link-impressum:hover {
  color: var(--gold);
}

/* --- Cookie Banner --- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--card-bg);
  border-top: 2px solid var(--copper);
  padding: 0.75rem 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  z-index: 200;
}

.cookie-banner.is-hidden {
  display: none;
}

.cookie-banner p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text);
  flex: 1;
  min-width: 200px;
}

.cookie-banner .btn-dismiss {
  padding: 0.4rem 0.75rem;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--copper);
  color: var(--bg);
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}

.cookie-banner .btn-dismiss:hover {
  filter: brightness(1.1);
}