:root {
  --dn-bg: #f6f6f4;
  --dn-ink: #111111;
  --dn-ink-soft: #2b2b2b;
  --dn-muted: #6c6c6c;
  --dn-red: #d61f26;
  --dn-red-dark: #b4151b;
  --dn-black: #0d0d0d;
  --dn-gold: #f2c94c;
  --dn-cream: #ffffff;
  --dn-card: #ffffff;
  --dn-border: rgba(17, 17, 17, 0.12);
  --dn-shadow: 0 18px 40px rgba(0, 0, 0, 0.12);
  --dn-radius-lg: 28px;
  --dn-radius-md: 18px;
  --dn-radius-sm: 12px;
  --dn-font-head: "Chakra Petch", sans-serif;
  --dn-font-body: "Manrope", sans-serif;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--dn-font-body);
  color: var(--dn-ink);
  background: var(--dn-bg);
  min-height: 100vh;
}

/* Fixed dark background on main */
main {
  background-image:
    linear-gradient(rgba(8, 8, 8, 0.80), rgba(8, 8, 8, 0.90)),
    url("../img/background.jpg");
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* Light text over dark main background */
main,
main h1,
main h2,
main h3,
main h4,
main p,
main span,
main li {
  color: #ffffff;
}

main h1,
main h2,
main h3,
main h4,
main p {
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.65);
}

main .dn-platform h4,
main .dn-platform p,
main .dn-features span,
main .dn-faq-pill,
main .dn-adv-card p,
main .dn-safety-card p {
  color: #ffffff;
}

main .dn-card,
main .dn-platform,
main .dn-adv-card,
main .dn-safety-card,
main .dn-faq-pill {
  background: rgba(18, 18, 18, 0.78);
  border-color: rgba(255, 255, 255, 0.22);
}

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

a { color: inherit; text-decoration: none; }

.dn-body {
  background:
    radial-gradient(circle at 10% 15%, rgba(214, 31, 38, 0.08), transparent 48%),
    radial-gradient(circle at 90% 10%, rgba(17, 17, 17, 0.06), transparent 46%),
    radial-gradient(circle at 50% 90%, rgba(242, 201, 76, 0.12), transparent 50%),
    var(--dn-bg);
}

.dn-shell { width: min(1200px, 92vw); margin: 0 auto; }

.dn-topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(246, 246, 244, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--dn-border);
}

.dn-topbar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
}

.dn-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--dn-font-head);
  letter-spacing: 0.02em;
}

.dn-brand img { width: 40px; height: 40px; }

.dn-brand span {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.dn-brand strong { font-size: 1.05rem; }

.dn-brand small { color: var(--dn-muted); font-size: 0.78rem; }

.dn-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-weight: 700;
  font-size: 0.95rem;
}

.dn-nav a { position: relative; padding: 6px 2px; }

.dn-nav a.dn-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--dn-red), var(--dn-black));
}

.dn-nav-cta { display: flex; align-items: center; gap: 10px; }

.dn-menu-toggle {
  display: none;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 6px;
}

.dn-menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--dn-ink);
  margin: 4px 0;
  border-radius: 2px;
}

.dn-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dn-btn-primary {
  background: linear-gradient(135deg, var(--dn-red), var(--dn-black));
  color: #ffffff;
  box-shadow: 0 14px 26px rgba(214, 31, 38, 0.28);
}

.dn-btn-ghost {
  background: #ffffff;
  border-color: var(--dn-border);
  color: var(--dn-ink);
}

.dn-btn-dark {
  background: var(--dn-black);
  color: #ffffff;
}

.dn-btn:hover { transform: translateY(-2px); box-shadow: 0 16px 30px rgba(0,0,0,0.18); }

.dn-btn.dn-active {
  background: var(--dn-black);
  color: #ffffff;
  border-color: var(--dn-black);
}

.dn-btn.is-active {
  background: var(--dn-black);
  color: #ffffff;
  border-color: var(--dn-black);
}

.dn-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(214, 31, 38, 0.08);
  color: var(--dn-red);
  font-weight: 700;
  font-size: 0.82rem;
}

.dn-section { padding: 52px 0; }

.dn-hero {
  padding: 40px 0 10px;
}

.dn-hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  align-items: center;
}

.dn-hero-card {
  background: var(--dn-card);
  border-radius: var(--dn-radius-lg);
  padding: 34px;
  padding-left: 40px!important;
  border: 1px solid var(--dn-border);
  box-shadow: var(--dn-shadow);
  position: relative;
  overflow: hidden;
}

.dn-hero-card h1 {
  font-family: var(--dn-font-head);
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  margin: 10px 0 12px;
}

.dn-hero-card p { margin: 0 0 18px; color: var(--dn-muted); line-height: 1.65; }

.dn-hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0; }

.dn-hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.dn-stat {
  background: #fff;
  border-radius: 14px;
  padding: 12px;
  border: 1px solid var(--dn-border);
  text-align: center;
}

.dn-stat strong { display: block; font-size: 1.3rem; font-family: var(--dn-font-head); }

.dn-hero-media {
  position: relative;
  background: #ffffff;
  border-radius: var(--dn-radius-lg);
  padding: 18px;
  border: 1px solid var(--dn-border);
  box-shadow: var(--dn-shadow);
}

.dn-hero-media img {
  border-radius: 22px;
}

.dn-float {
  position: absolute;
  right: 18px;
  top: 18px;
  background: var(--dn-gold);
  color: var(--dn-black);
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 800;
  box-shadow: 0 10px 20px rgba(0,0,0,0.18);
}

.dn-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.dn-card {
  background: var(--dn-card);
  border-radius: var(--dn-radius-md);
  padding: 20px;
  border: 1px solid var(--dn-border);
  box-shadow: var(--dn-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dn-card:hover { transform: translateY(-4px); }

.dn-card h3 { margin: 8px 0 6px; font-family: var(--dn-font-head); }

.dn-card p { margin: 0; color: var(--dn-muted); line-height: 1.6; }

.dn-card ul {
  margin: 10px 0 0 18px;
  color: var(--dn-muted);
}

.dn-card li { margin: 4px 0; }

.dn-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #fff;
  border: 2px solid var(--dn-black);
  display: grid;
  place-items: center;
  color: var(--dn-red);
  font-weight: 900;
}

.dn-section-title {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.dn-section-title h2 {
  font-family: var(--dn-font-head);
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}

.dn-section-title p { margin: 0; color: var(--dn-muted); max-width: 480px; }

.dn-platforms {
  display: grid;
  gap: 14px;
}

.dn-platform {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  gap: 16px;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--dn-border);
  border-radius: 999px;
  padding: 12px 16px;
  box-shadow: var(--dn-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dn-platform:hover { transform: translateY(-3px); }

.dn-platform img {
  width: 68px;
  height: 68px;
  border-radius: 18px;
  object-fit: cover;
}

.dn-platform h4 { margin: 0; font-family: var(--dn-font-head); }

.dn-platform p { margin: 4px 0 0; color: var(--dn-muted); font-size: 0.92rem; }

.dn-platform-tags { display: flex; gap: 8px; flex-wrap: wrap; }

.dn-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(17,17,17,0.06);
  font-size: 0.78rem;
  font-weight: 700;
}

.dn-panel {
  background: #fff;
  border-radius: var(--dn-radius-md);
  border: 1px solid var(--dn-border);
  padding: 16px;
  box-shadow: var(--dn-shadow);
  display: none;
}

.dn-panel.is-active { display: block; }

.dn-tab.is-active {
  background: var(--dn-black);
  color: #ffffff;
  border-color: var(--dn-black);
}

.dn-split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  align-items: center;
}

.dn-review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.dn-review {
  background: #ffffff;
  border-radius: var(--dn-radius-md);
  border: 1px solid var(--dn-border);
  padding: 18px;
  box-shadow: var(--dn-shadow);
  position: relative;
}

.dn-review strong { display: block; margin-top: 10px; }

.dn-review::after {
  content: "";
  position: absolute;
  right: 16px;
  top: 16px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--dn-red);
}

.dn-review-hero {
  grid-column: span 2;
  background: #111111;
  color: #ffffff;
}

.dn-review-hero p { color: rgba(255,255,255,0.75); }

.dn-faq {
  display: grid;
  gap: 12px;
}

.dn-faq-item {
  border-radius: var(--dn-radius-md);
  border: 1px solid var(--dn-border);
  background: #ffffff;
  box-shadow: var(--dn-shadow);
}

.dn-faq-item button {
  width: 100%;
  background: transparent;
  border: 0;
  text-align: left;
  padding: 16px 18px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dn-faq-item .dn-faq-body {
  display: none;
  padding: 0 18px 16px;
  color: var(--dn-muted);
  line-height: 1.6;
}

.dn-faq-item.open .dn-faq-body { display: block; }

.dn-cta {
  background: var(--dn-black);
  color: #ffffff;
  padding: 40px 0;
  border-radius: var(--dn-radius-lg);
}

.dn-cta-inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  align-items: center;
}

.dn-cta p { color: rgba(255,255,255,0.7); }

.dn-form {
  display: grid;
  gap: 12px;
}

.dn-form label {
  display: block;
  margin-bottom: 6px;
  font-weight: 700;
}

.dn-form input,
.dn-form textarea,
.dn-form select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--dn-border);
  font-family: var(--dn-font-body);
}

.dn-form textarea { min-height: 140px; resize: vertical; }

.dn-footer {
  background: #0d0d0d;
  color: #dcdcdc;
  padding: 50px 0 24px;
}

.dn-footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.dn-footer a { color: inherit; }

.dn-footer-bottom {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 16px;
}

.dn-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.65);
  z-index: 60;
  padding: 20px;
}

.dn-overlay.show { display: flex; }

.dn-overlay-card {
  background: #ffffff;
  border-radius: var(--dn-radius-lg);
  padding: 24px;
  max-width: 460px;
  width: 100%;
  box-shadow: var(--dn-shadow);
}

.dn-embed {
  width: 100%;
  min-height: 520px;
  border: 0;
  border-radius: 18px;
}

.sbx-fav {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--dn-border);
  background: #ffffff;
  font-size: 1rem;
  cursor: pointer;
}

.dn-animate-float {
  animation: dn-float 4.5s ease-in-out infinite;
}

.dn-animate-pulse {
  animation: dn-pulse 3s ease-in-out infinite;
}

@keyframes dn-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes dn-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(214,31,38,0.3); }
  50% { box-shadow: 0 0 0 12px rgba(214,31,38,0); }
}

@media (max-width: 900px) {
  .dn-nav {
    position: absolute;
    top: 70px;
    right: 4vw;
    background: #ffffff;
    border: 1px solid var(--dn-border);
    box-shadow: var(--dn-shadow);
    border-radius: var(--dn-radius-md);
    padding: 14px 16px;
    flex-direction: column;
    gap: 10px;
    display: none;
  }

  .dn-nav.show { display: flex; }

  .dn-menu-toggle { display: block; }

  .dn-nav-cta { display: none; }

  .dn-platform { grid-template-columns: 70px 1fr; border-radius: 20px; }
  .dn-platform > .dn-btn { grid-column: span 2; justify-self: start; }
}

@media (max-width: 720px) {
  .dn-hero-card { padding: 26px; }
  .dn-section { padding: 36px 0; }
  .dn-review-hero { grid-column: auto; }
  .dn-embed { min-height: 360px; }
}

@media (max-width: 640px) {
  .dn-shell { width: min(92vw, 560px); }
  .dn-section-title { flex-direction: column; align-items: flex-start; }
  .dn-section-title p { max-width: 100%; }
  .dn-grid,
  .dn-review-grid,
  .dn-split { grid-template-columns: 1fr; }
  .dn-hero-stats { grid-template-columns: repeat(2, minmax(120px, 1fr)); }
  .dn-form input,
  .dn-form textarea,
  .dn-form select { font-size: 0.95rem; }
}

@media (max-width: 520px) {
  .dn-topbar-row { gap: 10px; }
  .dn-brand img { width: 34px; height: 34px; }
  .dn-brand strong { font-size: 0.95rem; }
  .dn-hero-card { padding: 20px; }
  .dn-hero-actions { flex-direction: column; align-items: stretch; }
  .dn-hero-actions .dn-btn { width: 100%; }
  .dn-hero-stats { grid-template-columns: 1fr; }
  .dn-card { padding: 16px; }
  .dn-footer { padding: 36px 0 18px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}