/* Bautechnik Visuell v2 — technical editorial design, using local assets. */
@font-face {
  font-family: 'Bautechnik Sans';
  src: url('/static/BautechnikSans-v2-1d0ce01d20ff.woff2') format('woff2');
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('/static/IBMPlexMono-Product-03581ff1b970.woff2') format('woff2');
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}
:root {
  --color-navy: #102f3a;
  --color-teal: #087f85;
  --color-teal-text: #076f74;
  --color-teal-soft: #eaf3f2;
  --color-teal-light: #91d5d1;
  --color-action: #b74713;
  --color-action-hover: #963b10;
  --color-paper: #f6f3eb;
  --color-surface: #ffffff;
  --color-text: #22343c;
  --color-muted: #58666c;
  --color-success: #166b4b;
  --color-success-soft: #edf6f0;
  --color-border: #d7e1df;
  --color-on-dark: #ffffff;
  --color-muted-on-dark: #d1dede;
  --color-border-on-dark: #36555e;
  --font-body: 'Bautechnik Sans', sans-serif;
  --font-technical: 'IBM Plex Mono', monospace;
  --radius-card: 1rem;
  --radius-button: 0.625rem;
  --shadow-card: 0 4px 16px rgb(16 47 58 / 5%);
  --shadow-offer: 0 16px 48px rgb(16 47 58 / 9%);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 1.5rem; }
body { margin: 0; background: var(--color-paper); color: var(--color-text); font: 400 1rem/1.65 var(--font-body); }
h1, h2, h3, p, ul { margin: 0; }
h1, h2, h3 { color: var(--color-navy); font-weight: 700; line-height: 1.2; text-wrap: balance; }
h1 { font-size: clamp(2rem, 4.5vw, 3.75rem); letter-spacing: -0.035em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); letter-spacing: -0.025em; }
h3 { font-size: 1.125rem; }
p, li, h1, h2, h3, summary { overflow-wrap: anywhere; }
/* Hyphenation is useful in narrow cards, not in full-width reading text. */
.topic-card p, .card-content p, .card-content h3,
.bonus-content p, .bonus-content li, .access-card p, .access-card li { hyphens: auto; }
ul { list-style: none; padding: 0; }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--color-teal-text); text-underline-offset: 0.2em; }
button, a, summary, [tabindex] { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--color-action); outline-offset: 5px; }
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 1.25rem; height: 1.25rem; flex: 0 0 auto; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; vertical-align: middle; }
.page-shell { min-height: 100vh; }
.section { padding: clamp(2.75rem, 5vw, 4.5rem) 1.25rem; }
.section > h2 { max-width: 52rem; margin: 0 auto 2rem; text-align: center; }
.content-container { max-width: 70rem; margin-inline: auto; }
.section-intro { max-width: 44rem; margin: 0 auto 2rem; text-align: center; color: var(--color-muted); }
.actions { margin-top: 2rem; text-align: center; }
.announcement { display: flex; justify-content: center; align-items: center; gap: 0.625rem; padding: 0.625rem 1rem; background: var(--color-navy); color: var(--color-on-dark); text-align: center; font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.025em; }
.announcement .icon { width: 1rem; height: 1rem; color: var(--color-teal-light); }
.trust-row { padding: 1.25rem 1.25rem 0; text-align: center; }
.trust-badge { display: inline-flex; align-items: center; gap: 0.5rem; max-width: 100%; padding: 0.375rem 0.875rem; border: 1px solid var(--color-border); border-radius: 2rem; background: var(--color-success-soft); color: var(--color-success); font-size: 0.75rem; font-weight: 600; line-height: 1.4; }
.trust-badge .icon { width: 1rem; height: 1rem; }
.hero { max-width: 70rem; margin-inline: auto; padding-top: 2rem; text-align: center; }
.hero-heading { max-width: 57rem; margin-inline: auto; }
.eyebrow { color: var(--color-teal-text); font: 400 0.8125rem/1.6 var(--font-technical); letter-spacing: 0.05em; margin-bottom: 0.875rem; }
.heading-rule { width: 4rem; height: 3px; margin: 1.25rem auto; border-radius: 2px; background: var(--color-teal); }
.hero-summary { max-width: 52rem; margin: 1.25rem auto 0; font-size: clamp(1.0625rem, 1.7vw, 1.375rem); font-weight: 500; line-height: 1.55; text-wrap: pretty; }
.hero-picture, .package-picture { display: block; }
.hero-mockup { width: 100%; max-width: 42rem; margin: 2rem auto; }
.hero-body { max-width: 46rem; margin: 0.875rem auto 0; color: var(--color-muted); font-size: 1rem; }
.device-note { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 0.375rem; margin: 1.5rem auto 0; max-width: 44rem; font-size: 0.875rem; color: var(--color-muted); }
.device-note .icon { color: var(--color-teal); width: 1rem; height: 1rem; }
.cta-link { display: inline-flex; align-items: center; justify-content: center; gap: 0.875rem; max-width: 100%; min-height: 3.25rem; padding: 1rem 1.5rem; border: 1px solid var(--color-action); border-radius: var(--radius-button); background: var(--color-action); color: var(--color-on-dark); text-align: center; text-decoration: none; font-size: 1rem; font-weight: 600; line-height: 1.4; transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease, box-shadow 160ms ease; animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }
.cta-link > span { min-width: 0; }
.cta-link:hover { transform: scale(1.05); background: var(--color-action-hover); border-color: var(--color-action-hover); box-shadow: 0 4px 12px rgb(150 59 16 / 15%); }
.cta-link:focus-visible { outline-color: var(--color-navy); }
.previews { background: var(--color-teal-soft); }
.previews > h2 span { color: var(--color-teal); }
.package-mockup { width: 100%; max-width: 42rem; margin: 0 auto 2rem; object-fit: contain; filter: drop-shadow(0 8px 16px rgb(16 47 58 / 8%)); }
.preview-rail { width: calc(100% + 2.5rem); margin-inline: -1.25rem; overflow: hidden; }
.preview-track { display: flex; align-items: center; gap: 0.75rem; width: max-content; animation: carousel-scroll 32s linear infinite; }
.preview-track:hover { animation-play-state: paused; }
.preview-image { width: 82vw; max-width: 420px; height: auto; flex: 0 0 auto; object-fit: contain; border: 1px solid var(--color-border); border-radius: 0.625rem; }
.covers { background: var(--color-surface); }
.covers .preview-image { border: 0; border-radius: 0; }
.highlight-grid { display: grid; gap: 1rem 1.5rem; margin: 2rem 0 2.5rem; }
.highlight-item { display: flex; align-items: start; gap: 0.625rem; min-width: 0; text-align: left; font-size: 0.9375rem; line-height: 1.5; }
.highlight-item .icon { margin-top: 0.125rem; color: var(--color-teal); }
.topic-grid { display: grid; gap: 1rem; margin-bottom: 2rem; }
.topic-card { padding: 1.375rem; border: 1px solid var(--color-border); border-radius: var(--radius-card); background: var(--color-surface); text-align: left; }
.icon-tile { display: inline-grid; place-items: center; width: 2.75rem; height: 2.75rem; margin-bottom: 0.875rem; border-radius: 0.625rem; background: var(--color-teal-soft); color: var(--color-teal); }
.icon-tile .icon { width: 1.5rem; height: 1.5rem; }
.card-title { color: var(--color-navy); font-size: 1.0625rem; font-weight: 600; line-height: 1.4; margin-bottom: 0.625rem; }
.card-copy { color: var(--color-muted); font-size: 0.9375rem; line-height: 1.6; }
.previews .content-container { text-align: center; }
.modules { background: var(--color-surface); }
.module-grid { display: grid; gap: 1.25rem; }
.module-card { display: flex; align-items: center; gap: 1rem; padding: 1.25rem; border: 1px solid var(--color-border); border-radius: var(--radius-card); background: var(--color-surface); box-shadow: var(--shadow-card); }
.module-cover { width: 4.5rem; height: 4.5rem; flex: 0 0 auto; object-fit: contain; }
.card-content { min-width: 0; }
.card-content h3 { margin-bottom: 0.625rem; }
.card-content p { color: var(--color-muted); font-size: 0.9375rem; line-height: 1.6; }
.learning-callout { padding: 0 0 3rem; background: var(--color-paper); }
.learning-banner { display: flex; align-items: center; justify-content: center; padding: 1.5rem 1.25rem; background: var(--color-teal); }
.learning-banner h2 { display: flex; align-items: center; justify-content: center; gap: 0.75rem; color: var(--color-on-dark); font-size: clamp(1.125rem, 2vw, 1.75rem); text-align: center; }
.learning-banner .icon { width: 1.5rem; height: 1.5rem; }
.learning-callout > .content-container { padding: 2.5rem 1.25rem 0; }
.callout-panel { max-width: 52rem; margin-inline: auto; padding: clamp(1.5rem, 4vw, 3rem); border-radius: var(--radius-card); background: var(--color-navy); color: var(--color-muted-on-dark); text-align: center; }
.callout-panel p + p { margin-top: 1rem; }
.callout-heading { color: var(--color-on-dark); font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 600; line-height: 1.3; text-wrap: balance; }
.callout-panel .cta-link { margin-top: 1.75rem; }
.callout-panel .cta-link:focus-visible { outline-color: var(--color-on-dark); }
.audience { background: var(--color-paper); }
.audience-grid { display: grid; gap: 1.25rem; }
.audience-card { display: flex; align-items: start; gap: 1rem; padding: 1.5rem; border: 1px solid var(--color-border); border-radius: var(--radius-card); background: var(--color-surface); }
.audience-card .icon-tile { flex: 0 0 auto; margin: 0; }
.included { background: var(--color-surface); text-align: center; }
.included-panel { max-width: 46rem; margin-inline: auto; padding: clamp(1.5rem, 4vw, 2.5rem); border: 1px solid var(--color-border-on-dark); border-radius: var(--radius-card); background: var(--color-navy); color: var(--color-on-dark); }
.badge-row { display: flex; justify-content: center; margin-bottom: 1.5rem; }
.badge { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 0.375rem 0.875rem; border-radius: 2rem; font: 600 0.8125rem/1.4 var(--font-body); }
.badge-success { background: var(--color-success); color: var(--color-on-dark); }
.badge-teal { background: var(--color-teal); color: var(--color-on-dark); }
.badge .icon { width: 1rem; height: 1rem; }
.included-mockup { width: 100%; max-width: 30rem; margin: 1.5rem auto; }
.included-title { font-size: 1.25rem; font-weight: 600; margin-bottom: 1.5rem; }
.included-list { text-align: left; }
.included-list li { display: flex; align-items: start; gap: 0.75rem; padding: 0.875rem 0; border-top: 1px solid var(--color-border-on-dark); font-size: 1rem; }
.included-list .icon { margin-top: 0.25rem; color: var(--color-teal-light); }
.bonuses { background: var(--color-navy); color: var(--color-muted-on-dark); text-align: center; }
.bonuses > h2 { color: var(--color-on-dark); margin-bottom: 1rem; }
.bonuses > .section-intro { color: var(--color-muted-on-dark); }
.bonus-grid { display: grid; gap: 1.5rem; }
.bonus-card { min-width: 0; border: 1px solid var(--color-border); border-radius: var(--radius-card); background: var(--color-surface); color: var(--color-text); }
.bonus-illustration { padding: 1.5rem 1.25rem 0; }
.bonus-image { width: 100%; max-height: 18rem; object-fit: contain; margin-bottom: 1rem; }
.bonus-illustration .badge-row { margin-bottom: 0.5rem; }
.bonus-content { padding: 1.25rem 1.5rem 1.5rem; }
.bonus-content h3 { min-height: 2.75rem; margin-bottom: 1rem; }
.bonus-content p, .bonus-content ul { text-align: left; font-size: 0.9375rem; color: var(--color-muted); }
.bonus-content p { margin-bottom: 0.75rem; }
.check-item { display: flex; align-items: start; gap: 0.625rem; line-height: 1.55; }
.check-item .icon { width: 1.125rem; height: 1.125rem; margin-top: 0.2rem; color: var(--color-teal); }
.bonus-content .check-item + .check-item { margin-top: 0.5rem; }
.offer { background: var(--color-paper); text-align: center; }
.offer-heading { display: flex; align-items: center; justify-content: center; gap: 0.75rem; font-size: clamp(1.125rem, 2vw, 1.5rem); }
.offer-heading .icon { width: 1.5rem; height: 1.5rem; color: var(--color-teal); }
.offer > h2 { margin-bottom: 0.75rem; }
.offer-subtitle { font-size: clamp(1.25rem, 2.5vw, 1.875rem); font-weight: 600; line-height: 1.35; margin-bottom: 2.5rem; color: var(--color-navy); }
.offer-container { max-width: 44rem; margin-inline: auto; }
.offer-card { position: relative; padding: 2.75rem 1.25rem 1.75rem; border: 1px solid var(--color-border); border-top: 3px solid var(--color-teal); border-radius: var(--radius-card); background: var(--color-surface); box-shadow: var(--shadow-offer); }
.offer-ribbon { position: absolute; top: 0; left: 50%; transform: translate(-50%, -50%); display: flex; align-items: center; justify-content: center; gap: 0.5rem; max-width: 95%; width: max-content; padding: 0.375rem 1rem; border-radius: 2rem; background: var(--color-teal); color: var(--color-on-dark); font: 400 0.8125rem/1.5 var(--font-technical); }
.offer-ribbon .icon { width: 1rem; height: 1rem; }
.offer-label { display: flex; align-items: center; justify-content: center; gap: 0.5rem; color: var(--color-muted); font-size: 0.8125rem; font-weight: 500; }
.offer-title { margin: 1.25rem 0 0.875rem; font-size: 1.75rem; }
.offer-product-title { font-weight: 600; }
.offer-description { margin: 0.75rem 0 1.5rem; color: var(--color-muted); font-size: 0.9375rem; }
.offer-mockup { width: 100%; max-width: 30rem; margin: 1.5rem auto; }
.offer-list { display: grid; gap: 0.875rem; margin-bottom: 1.75rem; text-align: left; font-size: 0.9375rem; }
.offer-list li { padding-bottom: 0.875rem; border-bottom: 1px solid var(--color-border); }
.price-block { padding: 1rem 0 1.25rem; color: var(--color-muted); }
#price-display { animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; color: var(--color-navy); font-size: clamp(2.75rem, 6vw, 3.75rem); font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.2; margin: 0.375rem 0; }
.price-block p:last-child { font-size: 0.875rem; }
.btn-checkout { width: 100%; }
.payment-note { margin-top: 1rem; color: var(--color-muted); font-size: 0.8125rem; }
.offer-quote { max-width: 48rem; margin: 2rem auto 0; font-style: italic; color: var(--color-muted); }
.guarantee { background: var(--color-surface); text-align: center; }
.guarantee-container { max-width: 46rem; margin-inline: auto; }
.guarantee-seal { width: 7rem; height: 7rem; object-fit: contain; margin: 0 auto 1.25rem; }
.guarantee-container h2 { margin-bottom: 1.25rem; }
.guarantee-container > p { color: var(--color-muted); }
.guarantee-benefits { display: flex; flex-wrap: wrap; align-items: start; justify-content: center; gap: 0.875rem 1.5rem; margin-top: 1.5rem; }
.guarantee-benefits > span { display: inline-flex; align-items: start; gap: 0.5rem; color: var(--color-success); font-size: 0.875rem; font-weight: 600; }
.guarantee-benefits .icon { margin-top: 0.125rem; width: 1.125rem; height: 1.125rem; }
.access-steps { background: var(--color-teal-soft); }
.access-steps > h2 { margin-bottom: 0.875rem; }
.access-grid { display: grid; gap: 1rem; }
.access-card { min-width: 0; padding: 1.5rem; border: 1px solid var(--color-border); border-radius: var(--radius-card); background: var(--color-surface); }
.step-number { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; margin-bottom: 1rem; border-radius: 0.625rem; background: var(--color-teal); color: var(--color-on-dark); font: 400 1.125rem/1 var(--font-technical); }
.access-card > p:not(.card-title), .access-card ul { color: var(--color-muted); font-size: 0.9375rem; }
.access-card .check-item + .check-item { margin-top: 0.375rem; }
.faq { background: var(--color-surface); }
.faq-list { max-width: 52rem; margin-inline: auto; border-top: 1px solid var(--color-border); }
.faq-list details { border-bottom: 1px solid var(--color-border); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.25rem 0; list-style: none; cursor: pointer; color: var(--color-navy); font-weight: 600; line-height: 1.45; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary > span { min-width: 0; }
.faq-list summary .icon { color: var(--color-teal); transition: transform 160ms ease; }
.faq-list details[open] summary .icon { transform: rotate(180deg); }
.faq-list details > p { max-width: 46rem; padding-bottom: 1.25rem; color: var(--color-muted); font-size: 0.9375rem; }
.site-footer { padding: 3rem 1.25rem; background: var(--color-navy); color: var(--color-muted-on-dark); text-align: center; font-size: 0.8125rem; line-height: 1.7; }
.site-footer p { max-width: 52rem; margin: 0 auto 1.25rem; }
.legal-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem 1.5rem; max-width: 52rem; margin: 1.75rem auto 0; padding-top: 1.25rem; border-top: 1px solid var(--color-border-on-dark); }
.legal-links a { display: inline-flex; align-items: center; min-height: 2.75rem; color: var(--color-muted-on-dark); }
.legal-links a:hover { color: var(--color-on-dark); }
.site-footer :focus-visible { outline-color: var(--color-teal-light); }
@media (width >= 480px) {
  .highlight-grid, .topic-grid, .access-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@keyframes pulse { 50% { opacity: 0.5; } }
@keyframes carousel-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (width >= 640px) {
  .preview-track { gap: 1.25rem; animation-duration: 45s; }
  .preview-image { width: auto; max-width: none; height: 340px; }
  .hero-body { font-size: 1.125rem; }
  .cta-link { padding-inline: 2rem; font-size: 1.125rem; }
  .module-card { padding: 1.5rem; gap: 1.25rem; }
  .module-cover { width: 6rem; height: 6rem; }
  .bonus-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .offer-card { padding: 3rem 2rem 2rem; }
}
@media (width >= 768px) {
  .preview-image { height: 420px; }
  .module-grid, .audience-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .highlight-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .access-grid { gap: 1.5rem; }
}
@media (width >= 1024px) {
  .topic-grid, .access-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .bonus-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cta-link, .faq-list summary .icon { transition: none; }
  .preview-track { animation: none; }
}