:root {
  --red: #C11B17;
  --navy: #1B3A4B;
  --bg: #F5F7FA;
  --card: #FFFFFF;
  --muted: #4A5D6C;
  --line: rgba(27, 58, 75, 0.1);
  --wrap: min(1180px, calc(100% - 32px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Segoe UI", "Noto Sans", "Helvetica Neue", Arial, sans-serif;
  color: var(--navy);
  background: var(--bg);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { margin: 0; padding: 0; list-style: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #fff;
  border-bottom: 3px solid var(--red);
  box-shadow: 0 2px 16px rgba(27, 58, 75, 0.06);
}
.site-header__inner {
  width: var(--wrap);
  margin: 0 auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.brand img {
  height: 42px;
  width: auto;
}
.brand span {
  font-weight: 800;
  letter-spacing: 0.02em;
  font-size: 15px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 12px 20px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-red {
  background: var(--red);
  color: #fff;
  box-shadow: 0 10px 24px rgba(193, 27, 23, 0.28);
}
.btn-red:hover { background: #9E1512; color: #fff; }
.btn-wa {
  background: #25D366;
  color: #fff;
  box-shadow: 0 10px 24px rgba(37, 211, 102, 0.28);
}
.btn-wa:hover { background: #1ebe57; color: #fff; }
.btn-outline {
  background: #fff;
  color: var(--navy);
  border: 1px solid var(--line);
}
.btn-outline:hover { border-color: var(--red); color: var(--red); }

.hero {
  background: linear-gradient(180deg, #163447 0%, #1B3A4B 55%, #234B61 100%);
  color: #fff;
  padding: 56px 0 48px;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--red), #234B61);
}
.hero__inner {
  width: var(--wrap);
  margin: 0 auto;
}
.crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 13px;
  color: rgba(232, 238, 243, 0.72);
  margin-bottom: 18px;
}
.crumb a { color: #fff; opacity: 0.9; }
.crumb a:hover { color: #ffd0ce; }
.pill {
  display: inline-block;
  background: rgba(193, 27, 23, 0.18);
  color: #ffd0ce;
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.hero h1 {
  margin: 0 0 12px;
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.15;
  font-weight: 800;
  max-width: 720px;
}
.hero p {
  margin: 0;
  max-width: 640px;
  color: rgba(232, 238, 243, 0.9);
  font-size: 16px;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.layout {
  width: var(--wrap);
  margin: -28px auto 56px;
  display: grid;
  grid-template-columns: 1.5fr 0.9fr;
  gap: 24px;
  align-items: start;
  position: relative;
  z-index: 2;
}
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 14px 34px rgba(27, 58, 75, 0.08);
  padding: 28px;
}
.panel + .panel { margin-top: 18px; }
.panel h2 {
  margin: 0 0 12px;
  font-size: 24px;
  font-weight: 800;
  position: relative;
  padding-bottom: 12px;
}
.panel h2::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 56px;
  height: 4px;
  background: var(--red);
  border-radius: 4px;
}
.panel p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 15px;
}
.panel p:last-child { margin-bottom: 0; }

.checklist {
  display: grid;
  gap: 10px;
  margin-top: 8px;
}
.checklist li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: #F5F7FA;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  color: var(--navy);
  font-weight: 600;
  font-size: 14px;
}
.checklist li::before {
  content: "";
  width: 22px;
  height: 22px;
  min-width: 22px;
  margin-top: 1px;
  border-radius: 50%;
  background: rgba(193, 27, 23, 0.12);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23C11B17' d='M9.2 16.6 4.8 12.2l1.4-1.4 3 3 8.6-8.6 1.4 1.4z'/%3E%3C/svg%3E");
  background-size: 14px;
  background-repeat: no-repeat;
  background-position: center;
}

.steps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 8px;
}
.step {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  background: #fff;
}
.step strong {
  display: block;
  color: var(--red);
  font-size: 12px;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.step span {
  display: block;
  font-weight: 800;
  margin-bottom: 6px;
}
.step p {
  margin: 0;
  font-size: 13px;
}

.side-card h3 {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 800;
}
.side-card p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 14px;
}
.side-actions {
  display: grid;
  gap: 10px;
}
.side-actions .btn { width: 100%; }
.meta-list {
  margin-top: 18px;
  display: grid;
  gap: 10px;
}
.meta-list li {
  display: grid;
  gap: 2px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  font-size: 14px;
}
.meta-list strong {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.meta-list a { color: var(--navy); font-weight: 800; }
.meta-list a:hover { color: var(--red); }

.related {
  width: var(--wrap);
  margin: 0 auto 64px;
}
.related h2 {
  margin: 0 0 16px;
  font-size: 26px;
  font-weight: 800;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.related a {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  box-shadow: 0 10px 24px rgba(27, 58, 75, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.related a:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 32px rgba(27, 58, 75, 0.1);
}
.related a strong {
  display: block;
  margin-bottom: 6px;
  font-size: 15px;
}
.related a span {
  color: var(--muted);
  font-size: 13px;
}

.site-footer {
  background: #152F3D;
  color: #E8EEF3;
  padding: 36px 0 28px;
}
.site-footer__inner {
  width: var(--wrap);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  justify-content: space-between;
  align-items: center;
}
.site-footer p {
  margin: 0;
  color: rgba(232, 238, 243, 0.7);
  font-size: 13px;
  max-width: 520px;
}
.site-footer a { color: #fff; font-weight: 700; }
.site-footer a:hover { color: #ffd0ce; }

.wa-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 99;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.4);
}
.wa-float svg { width: 28px; height: 28px; fill: #fff; }

@media (max-width: 991px) {
  .layout { grid-template-columns: 1fr; margin-top: -18px; }
  .steps { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr 1fr; }
  .header-actions .btn-outline { display: none !important; }
  .header-actions {
    flex-wrap: nowrap !important;
    gap: 8px !important;
    flex-shrink: 0;
  }
  .header-actions .btn {
    padding: 10px 14px !important;
    font-size: 12px !important;
    white-space: nowrap !important;
  }
  .hero-cta {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 10px !important;
  }
  .hero-cta .btn {
    width: 100% !important;
    padding: 13px 12px !important;
    font-size: 12px !important;
    text-align: center !important;
  }
  .side-actions {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 10px !important;
  }
  .side-actions .btn-wa {
    grid-column: 1 / -1;
  }
}
@media (max-width: 575px) {
  .site-header__inner {
    min-height: 64px;
    gap: 8px !important;
    width: calc(100% - 20px) !important;
  }
  .brand span { display: none; }
  .brand img { height: 34px !important; }
  .hero { padding: 40px 0 36px; }
  .panel { padding: 20px; }
  .related-grid { grid-template-columns: 1fr; }

  .header-actions .btn {
    padding: 9px 12px !important;
    font-size: 11px !important;
    letter-spacing: 0.02em !important;
    min-height: 40px !important;
  }

  .hero-cta {
    grid-template-columns: 1fr !important;
  }
  .hero-cta .btn {
    width: 100% !important;
    min-height: 48px !important;
    font-size: 13px !important;
  }

  .side-actions {
    grid-template-columns: 1fr !important;
  }
  .side-actions .btn {
    width: 100% !important;
    min-height: 48px !important;
    font-size: 13px !important;
  }

  /* Keep floating WA clear of bottom content */
  .wa-float {
    right: 14px;
    bottom: 14px;
    width: 52px;
    height: 52px;
  }
}