/* ============================================================
   LUKAS by Victory Arrow — Manual page (manual.html) styles
   Owner's Manual content, section nav, spec grids
   ============================================================ */

.manual-main {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  display: block;
  color: var(--text);
  background: #fff;
  line-height: 1.65;
}

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

.manual-main .hero {
  background:
    radial-gradient(circle at 12% 14%, rgba(2,115,71,.14), transparent 26%),
    radial-gradient(circle at 82% 10%, rgba(197,162,74,.18), transparent 24%),
    linear-gradient(180deg, #fbfdfc 0%, #eef7f1 100%);
  padding: clamp(36px, 6vw, 78px) 20px;
}

.manual-main .hero-inner {
  width: min(1180px, calc(100% - 0px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, .72fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: center;
}

.manual-main .eyebrow,
.manual-main .kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--gold);
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-size: 13px;
  margin-bottom: 14px;
}

.manual-main .eyebrow::before,
.manual-main .kicker::before {
  content: "";
  width: 38px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.manual-main h1,
.manual-main h2,
.manual-main h3 { margin: 0; color: var(--text); }

.manual-main h1 {
  font-size: clamp(40px, 6vw, 78px);
  line-height: 1.02;
  letter-spacing: -1.8px;
  color: var(--green);
  font-weight: 900;
}

.manual-main .lead {
  margin: 20px 0 28px;
  max-width: 670px;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.8;
}

.manual-main .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 24px; }

.manual-main .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 0;
  border-radius: 999px;
  padding: 13px 20px;
  font-weight: 800;
  background: var(--green);
  color: #fff;
  box-shadow: 0 12px 26px rgba(2,115,71,.22);
  transition: .2s ease;
  line-height: 1.2;
}

.manual-main .btn:hover { transform: translateY(-1px); background: #005d39; }
.manual-main .btn.secondary { background: #151515; box-shadow: none; color: #fff; }

.manual-main .quick-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  max-width: 760px;
}

.manual-main .stat {
  background: rgba(255,255,255,.84);
  border: 1px solid rgba(2,115,71,.12);
  border-radius: 20px;
  padding: 16px;
  box-shadow: 0 14px 34px rgba(11,86,51,.07);
}

.manual-main .stat strong {
  display: block;
  color: var(--green);
  font-size: 22px;
  line-height: 1.1;
  margin-bottom: 6px;
}

.manual-main .stat span {
  display: block;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.manual-main .cover-card {
  background: #fff;
  border-radius: 32px;
  padding: 14px;
  box-shadow: 0 28px 70px rgba(11,86,51,.18);
  border: 1px solid rgba(2,115,71,.12);
}

.manual-main .cover-card img { border-radius: 22px; width: 100%; }

.manual-main .section { padding: clamp(42px, 6vw, 76px) 20px; }
.manual-main .section:nth-of-type(even) { background: #f7faf8; }

.manual-main .section-head {
  width: min(1180px, 100%);
  margin: 0 auto 26px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
}

.manual-main .section h2 {
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
  font-weight: 900;
  color: #183527;
}

.manual-main .section-desc {
  max-width: 460px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.manual-main .cards {
  width: min(1180px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.manual-main .card {
  background: #fff;
  border: 1px solid rgba(2,115,71,.12);
  border-radius: 24px;
  padding: 24px;
  box-shadow: 0 18px 50px rgba(11,86,51,.08);
}

.manual-main .card.warning { background: #fff7ed; border-color: #fed7aa; }
.manual-main .card .icon { font-size: 30px; line-height: 1; margin-bottom: 12px; }
.manual-main .card h3 { font-size: 21px; font-weight: 900; margin-bottom: 10px; color: #183527; }
.manual-main .card p { margin: 0; color: var(--muted); line-height: 1.75; }
.manual-main .card ul { margin: 10px 0 0; padding-left: 22px; color: var(--muted); line-height: 1.85; }

.manual-main .spec-wrap {
  width: min(1180px, 100%);
  margin: 0 auto;
  background: linear-gradient(135deg, var(--green), #03452e);
  border-radius: 32px;
  padding: clamp(24px, 4vw, 40px);
  color: #fff;
  box-shadow: 0 24px 70px rgba(2,115,71,.22);
}

.manual-main .spec-wrap h2 { color: #fff; }

.manual-main .tabs { display: flex; gap: 10px; margin-bottom: 18px; position: relative; }

.manual-main .tab {
  border: 1px solid rgba(255,255,255,.3);
  background: rgba(255,255,255,.08);
  color: #fff;
  border-radius: 999px;
  padding: 10px 22px;
  font-weight: 900;
  cursor: pointer;
  font-family: inherit;
}

.manual-main .tab.active { background: #fff; color: var(--green); }

.manual-main .spec-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  position: relative;
}

.manual-main .spec-item {
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 18px;
  padding: 18px;
  color: #fff;
}

.manual-main .spec-item span {
  display: block;
  color: #bdd0c7;
  font-size: 14px;
  margin-bottom: 6px;
}

.manual-main .spec-item strong {
  display: block;
  font-size: 22px;
  line-height: 1.2;
  color: #fff;
}

.manual-main .two-col {
  width: min(1180px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
}

.manual-main .feature-img {
  background: #fff;
  border: 1px solid rgba(2,115,71,.12);
  border-radius: 26px;
  padding: 12px;
  box-shadow: 0 18px 50px rgba(11,86,51,.08);
}

.manual-main .feature-img img { border-radius: 18px; width: 100%; }

.manual-main .checklist { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }

.manual-main .checklist li {
  background: #fff;
  border: 1px solid rgba(2,115,71,.12);
  border-radius: 18px;
  padding: 16px 18px;
  color: var(--muted);
  box-shadow: 0 12px 30px rgba(11,86,51,.06);
}

.manual-main .checklist li::before {
  content: "✓";
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #e9f7ef;
  color: var(--green);
  font-weight: 900;
  margin-right: 10px;
}

.manual-main .accordion {
  display: grid;
  gap: 12px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.manual-main details {
  background: #fff;
  border: 1px solid rgba(2,115,71,.12);
  border-radius: 20px;
  box-shadow: 0 14px 36px rgba(11,86,51,.07);
  overflow: hidden;
}

.manual-main summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 22px;
  font-weight: 900;
  color: #183527;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.manual-main summary::-webkit-details-marker { display: none; }
.manual-main summary::after { content: "+"; font-size: 24px; color: var(--green); line-height: 1; }
.manual-main details[open] summary::after { content: "−"; }

.manual-main .answer {
  border-top: 1px solid rgba(2,115,71,.10);
  padding: 18px 22px;
  color: var(--muted);
  line-height: 1.8;
}

.manual-main .answer ul { margin: 0; padding-left: 22px; }

.manual-main .download-band {
  width: min(1180px, 100%);
  margin: 0 auto;
  background: linear-gradient(135deg, var(--green), #023d28);
  border-radius: 30px;
  padding: clamp(24px, 4vw, 42px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: #fff;
  box-shadow: 0 24px 70px rgba(2,115,71,.22);
}

.manual-main .download-band h2 { color: #fff; font-size: clamp(26px, 4vw, 42px); margin-bottom: 8px; }
.manual-main .download-band p { margin: 0; color: #d7eadf; max-width: 680px; line-height: 1.75; }

/* ---- Manual section nav ---- */
.manual-section-nav {
  width: 100%;
  background: #fff;
  border-bottom: 1px solid rgba(2,115,71,.10);
  box-shadow: 0 8px 20px rgba(11,86,51,.04);
  position: sticky;
  top: var(--header-height);
  z-index: 14;
}

.manual-section-nav-inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 2.4vw, 34px);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.manual-section-nav-inner::-webkit-scrollbar { display: none; }

.manual-section-nav a {
  flex: 0 0 auto;
  color: #2f3f39;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  transition: color .18s ease, border-color .18s ease, background .18s ease;
}

.manual-section-nav a:hover { color: var(--green); }

.manual-section-nav .download-link {
  color: var(--green-dark);
  border: 1px solid rgba(2,115,71,.28);
  border-radius: 999px;
  padding: 17px 26px;
  font-weight: 900;
  background: #fff;
}

.manual-section-nav .download-link:hover {
  background: #edf7f1;
  border-color: rgba(2,115,71,.42);
}

/* ---- Responsive ---- */
@media (max-width: 980px) {
  .manual-main .hero-inner,
  .manual-main .two-col { grid-template-columns: 1fr; }
  .manual-main .cover-card { max-width: 480px; margin: 0 auto; order: -1; }
  .manual-main .quick-stats,
  .manual-main .cards { grid-template-columns: 1fr; }
  .manual-main .spec-grid { grid-template-columns: repeat(2, 1fr); }
  .manual-main .section-head { display: block; }
  .manual-main .section-desc { margin-top: 10px; max-width: none; }
  .manual-main .download-band { display: block; }
  .manual-main .download-band .btn { margin-top: 18px; }

  .manual-section-nav { top: var(--header-height); }
  .manual-section-nav-inner {
    justify-content: flex-start;
    width: 100%;
    padding: 0 18px;
    min-height: 64px;
    gap: 20px;
  }
  .manual-section-nav .download-link { padding: 13px 20px; }
}

@media (max-width: 560px) {
  .manual-main .hero { padding-top: 30px; }
  .manual-main h1 { font-size: 38px; letter-spacing: -.8px; }
  .manual-main .hero-actions .btn { width: 100%; }
  .manual-main .spec-grid { grid-template-columns: 1fr; }
  .manual-main .section { padding-left: 16px; padding-right: 16px; }
  .manual-main .spec-wrap,
  .manual-main .download-band { border-radius: 24px; }

  .manual-section-nav-inner { min-height: 58px; padding: 0 14px; gap: 18px; }
  .manual-section-nav a { font-size: 14px; }
  .manual-section-nav .download-link { padding: 12px 18px; }
}