/* Landing page (index.html only). Builds on site.css: colours, fonts, .btn, .card, .trust, .close-band. */

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
:target { scroll-margin-top: 5rem; }

.home { overflow-x: hidden; }

/* Header: stays on top while scrolling, the editor one click away. */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(22, 20, 16, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(74, 67, 58, 0.7);
}
.topbar-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.75rem 0;
}
.topbar .nav { margin-left: auto; }
.btn-small { padding: 0.5rem 0.9rem; font-size: 0.85rem; }
.btn-big { padding: 0.95rem 1.45rem; font-size: 1rem; box-shadow: 0 10px 30px rgba(224, 161, 0, 0.25); }
.btn-ghost {
  background: transparent;
  color: var(--paper);
  border: 1px solid var(--line);
}
.btn-ghost:hover { background: var(--panel-2); color: var(--paper); border-color: var(--mist); }
.btn svg { display: block; }

.h2 {
  font-size: clamp(1.6rem, 3vw, 2.35rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0 0 1.25rem;
  max-width: 44rem;
}
.section-lede {
  color: #d8d0c4;
  font-size: 1.05rem;
  max-width: 44rem;
  margin: 0 0 2.25rem;
}
.accent { color: var(--amber); }

/* Hero: a blueprint grid behind, the editor in front, the PDF sheets on top. */
.hero2 {
  position: relative;
  padding: 4.5rem 0 3rem;
  isolation: isolate;
}
.hero2::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(60rem 30rem at 72% 18%, rgba(224, 161, 0, 0.16), transparent 70%),
    linear-gradient(rgba(243, 236, 224, 0.045) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(90deg, rgba(243, 236, 224, 0.045) 1px, transparent 1px) 0 0 / 32px 32px;
  mask-image: linear-gradient(to bottom, #000 55%, transparent);
  -webkit-mask-image: linear-gradient(to bottom, #000 55%, transparent);
}
.hero2-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: 3rem;
  align-items: center;
}
.hero2 h1 {
  font-size: clamp(2.4rem, 4.3vw, 3.7rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
  margin: 0 0 1.4rem;
}
.hero2 .lede { font-size: 1.12rem; max-width: 34rem; }
.hero2-note {
  margin: 1.1rem 0 0;
  color: var(--mist);
  font-size: 0.88rem;
  max-width: 30rem;
}

.hero2-visual {
  position: relative;
  padding-bottom: 9%;
}
.window {
  margin: 0;
  background: #0e0c0a;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.03);
}
.window img { display: block; width: 100%; height: auto; }
.window-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  height: 1.9rem;
  padding: 0 0.8rem;
  background: #100e0b;
  border-bottom: 1px solid var(--line);
}
.window-bar span {
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 50%;
  background: #3a352e;
}
.window-bar em {
  margin-left: 0.8rem;
  padding: 0.12rem 0.7rem;
  border-radius: 6px;
  background: #1f1b16;
  color: var(--mist);
  font: 500 0.68rem "IBM Plex Mono", ui-monospace, monospace;
  font-style: normal;
}

.paper {
  position: absolute;
  margin: 0;
  background: #fff;
  border-radius: 4px;
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.55), 0 2px 6px rgba(0, 0, 0, 0.3);
  transition: transform 0.35s ease;
}
.paper img { display: block; width: 100%; height: auto; border-radius: 4px; }
.paper figcaption {
  position: absolute;
  left: 0.6rem;
  top: -0.85rem;
  padding: 0.2rem 0.55rem;
  border-radius: 5px;
  background: var(--amber);
  color: var(--ink);
  font: 600 0.68rem "IBM Plex Mono", ui-monospace, monospace;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.paper-a { width: 32%; right: -3%; bottom: 16%; transform: rotate(4deg); }
.paper-b { width: 42%; right: 16%; bottom: -3%; transform: rotate(-3deg); }
.hero2-visual:hover .paper-a { transform: rotate(6deg) translateY(-6px); }
.hero2-visual:hover .paper-b { transform: rotate(-4deg) translateY(-8px); }

/* Facts under the hero. */
.facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 3.25rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(31, 27, 22, 0.75);
}
.fact {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1.1rem 1.25rem;
}
.fact + .fact { border-left: 1px solid var(--line); }
.fact strong {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}
.fact span { color: var(--mist); font-size: 0.86rem; line-height: 1.4; }
.fact .flag { width: 1.3em; height: 0.78em; border-radius: 2px; box-shadow: 0 0 0 1px rgba(243, 236, 224, 0.25); }

/* The flow: one line through all steps. */
.flow { padding: 4rem 0 1rem; }
.flow-steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.6rem;
  margin: 1.5rem 0 1.25rem;
  padding: 0;
  list-style: none;
  counter-reset: none;
}
.flow-steps::before {
  content: "";
  position: absolute;
  left: 2%;
  right: 2%;
  top: 1.05rem;
  height: 2px;
  background: linear-gradient(90deg, var(--amber), rgba(224, 161, 0, 0.15));
}
.flow-steps li {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.3;
}
.flow-steps span {
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 50%;
  background: var(--panel);
  border: 2px solid var(--amber);
  color: var(--amber);
  font: 600 0.72rem "IBM Plex Mono", ui-monospace, monospace;
}
.flow-steps li:last-child span { background: var(--amber); color: var(--ink); }
.flow-note { color: var(--mist); max-width: 40rem; margin: 0; }

/* Features: copy beside a screenshot, alternating sides. */
.features { padding: 4rem 0 2rem; }
.feature {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  gap: 3rem;
  align-items: center;
  margin-top: 3.5rem;
}
.feature-rev { grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr); }
.feature-rev .feature-copy { order: 2; }
.feature-copy h3 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.3rem, 2.2vw, 1.7rem);
  letter-spacing: -0.025em;
  line-height: 1.2;
}
.feature-copy p { margin: 0 0 1rem; color: #d8d0c4; }
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.45rem; }
.ticks li {
  position: relative;
  padding-left: 1.6rem;
  color: var(--paper);
  font-size: 0.93rem;
}
.ticks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.32em;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background:
    url("../img/check.svg") center / 0.8rem no-repeat,
    var(--amber);
}
.stack { position: relative; padding-bottom: 12%; }
.window-small {
  position: absolute;
  width: 42%;
  right: -4%;
  bottom: 0;
  border-radius: 10px;
  background: #e8e2d7;
}
.window-plan { width: 30%; right: auto; left: -4%; }

/* Unterlagen: the sheets on a light table. */
.docs {
  margin-top: 4rem;
  padding: 4.5rem 0 4rem;
  background:
    radial-gradient(50rem 24rem at 15% 0%, rgba(224, 161, 0, 0.1), transparent 70%),
    #1a1713;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.doc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.doc-wide { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.45fr); gap: 2rem; align-items: center; }
.doc {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.25rem;
}
.doc-sheet {
  display: block;
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.doc-sheet:hover { transform: translateY(-4px); box-shadow: 0 26px 50px rgba(0, 0, 0, 0.55); }
.doc-sheet img { display: block; width: 100%; height: auto; }
.doc-copy { padding-top: 1rem; }
.doc-wide .doc-copy { padding: 0 0 0.5rem; }
.doc-copy h3 { margin: 0 0 0.45rem; font-size: 1.25rem; letter-spacing: -0.02em; }
.doc-copy p { margin: 0; color: #d8d0c4; font-size: 0.95rem; }

.detail {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  gap: 2.5rem;
  align-items: center;
  margin-top: 3rem;
}
.detail-img {
  margin: 0;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.45);
}
.detail-img img { display: block; width: 100%; height: auto; }
.detail-copy h3 { margin: 0 0 1rem; font-size: 1.35rem; letter-spacing: -0.02em; }
.legend { margin: 0; display: grid; gap: 0.85rem; }
.legend div { display: grid; grid-template-columns: 6.2rem 1fr; gap: 0.9rem; align-items: baseline; }
.legend dt {
  font: 500 0.95rem "IBM Plex Mono", ui-monospace, monospace;
  color: var(--amber);
  white-space: nowrap;
}
.legend dd { margin: 0; color: #d8d0c4; font-size: 0.95rem; }
.boxed { border: 1.5px solid var(--amber); padding: 0 0.2rem; border-radius: 2px; }

.docs-notes {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 1.5rem;
  align-items: center;
  margin-top: 3rem;
}
.note-card {
  display: flex;
  gap: 1rem;
  padding: 1.25rem 1.4rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--ok);
  border-radius: 10px;
}
.note-card svg { flex-shrink: 0; color: var(--ok); margin-top: 0.15rem; }
.note-card h3 { margin: 0 0 0.35rem; font-size: 1.05rem; }
.note-card p { margin: 0; color: #d8d0c4; font-size: 0.93rem; }
.disclaimer { margin: 0; color: var(--mist); font-size: 0.88rem; }

/* Details: six short cards. */
.details-grid { padding: 4.5rem 0 1rem; }
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem;
}
.card2 {
  position: relative;
  padding: 1.35rem 1.35rem 1.4rem;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.card2::before {
  content: "";
  position: absolute;
  left: 1.35rem;
  top: 0;
  width: 2.2rem;
  height: 3px;
  background: var(--amber);
  border-radius: 0 0 3px 3px;
}
.card2:hover { border-color: #6a5a40; transform: translateY(-2px); }
.card2 h3 { margin: 0.3rem 0 0.5rem; font-size: 1.05rem; }
.card2 p { margin: 0; color: var(--mist); font-size: 0.92rem; }

/* Data and FAQ. */
.data { padding: 4.5rem 0 1rem; }
.data .card h3 { margin: 0 0 0.45rem; font-size: 1.02rem; font-weight: 600; }
.faq { padding: 4.5rem 0 1rem; }
.faq-list { display: grid; gap: 0.6rem; max-width: 52rem; }
.faq details {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0 1.25rem;
}
.faq details[open] { border-color: #6a5a40; }
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 1rem 2rem 1rem 0;
  position: relative;
  font-weight: 600;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  color: var(--amber);
  font: 500 1.3rem "IBM Plex Mono", ui-monospace, monospace;
}
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0 0 1.1rem; color: #d8d0c4; }
.faq details a { color: var(--paper); text-decoration: underline; text-decoration-color: var(--amber); text-underline-offset: 0.18em; }

/* Closing call to action. */
.cta { padding: 4.5rem 0 2rem; }
.cta-box {
  position: relative;
  overflow: hidden;
  padding: 3rem 2.5rem;
  border-radius: 16px;
  border: 1px solid #6a5420;
  background:
    radial-gradient(40rem 18rem at 85% 120%, rgba(224, 161, 0, 0.28), transparent 70%),
    linear-gradient(rgba(243, 236, 224, 0.04) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(90deg, rgba(243, 236, 224, 0.04) 1px, transparent 1px) 0 0 / 28px 28px,
    #1f1a12;
  text-align: center;
}
.cta-box h2 { margin: 0 0 0.6rem; font-size: clamp(1.6rem, 3vw, 2.3rem); letter-spacing: -0.03em; }
.cta-box p { margin: 0 auto 1.6rem; color: #d8d0c4; max-width: 34rem; }

.close-band { margin-top: 1.5rem; }

@media (max-width: 1080px) {
  .hero2-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero2-copy { max-width: 40rem; }
  .flow-steps { grid-template-columns: repeat(4, 1fr); row-gap: 1.4rem; }
  .flow-steps::before { display: none; }
}
@media (max-width: 860px) {
  .topbar .nav { display: none; }
  .topbar-inner { justify-content: space-between; }
  .hero2 { padding-top: 2.5rem; }
  .facts { grid-template-columns: 1fr 1fr; }
  .fact:nth-child(3) { border-left: 0; }
  .fact:nth-child(n + 3) { border-top: 1px solid var(--line); }
  .feature, .feature-rev { grid-template-columns: 1fr; gap: 1.5rem; margin-top: 3rem; }
  .feature-rev .feature-copy { order: 0; }
  .doc-grid, .doc-wide, .detail, .docs-notes { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr 1fr; }
  .cta-box { padding: 2.25rem 1.25rem; }
}
@media (max-width: 560px) {
  .wrap-wide { width: calc(100% - 2rem); }
  .facts { grid-template-columns: 1fr; }
  .fact + .fact { border-left: 0; border-top: 1px solid var(--line); }
  .flow-steps { grid-template-columns: 1fr 1fr; }
  .cards { grid-template-columns: 1fr; }
  .paper-a { width: 40%; right: -2%; bottom: 18%; }
  .paper-b { width: 52%; right: 22%; bottom: -4%; }
  .paper figcaption { font-size: 0.58rem; top: -0.75rem; }
  /* The longer label grows to the left, inside the screen. */
  .paper-a { right: 0; }
  .paper-a figcaption { left: auto; right: 0.4rem; }
  .window-bar em { display: none; }
  .legend div { grid-template-columns: 5.2rem 1fr; }
  .actions .btn { flex: 1 1 auto; }
  .window-small { right: 0; }
  .window-plan { left: 0; }
}