.ron-coa-page {
  --ron-navy: #0f2a44;
  --ron-blue: #16466f;
  --ron-teal: #1FA4A9;
  --ron-accent: #1FA4A9;
  --ron-ink: #17212b;
  --ron-muted: #5f6c78;
  --ron-line: #dbe3ea;
  --ron-soft: #f5f8fb;
  font-family: inherit;
  color: var(--ron-ink);
}

.ron-coa-page * {
  box-sizing: border-box;
}

.ron-coa-wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 22px;
}

.ron-coa-hero {
  background:
    linear-gradient(135deg, rgba(15,42,68,.96), rgba(22,70,111,.92)),
    radial-gradient(circle at top right, rgba(31,164,169,.20), transparent 34%);
  color: #fff;
  padding: 52px 0 46px;
}

.ron-coa-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
  color: var(--ron-teal);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 13px;
  font-weight: 800;
}

.ron-coa-hero h1 {
  max-width: 720px;
  margin: 0 0 10px;
  color: #fff;
  font-size: clamp(32px, 4vw, 40px);
  line-height: 1.12;
  letter-spacing: -.03em;
  font-weight: 850;
}

.ron-coa-hero p {
  max-width: 700px;
  margin: 0;
  color: rgba(255,255,255,.88);
  font-size: clamp(16px, 1.8vw, 19px);
  line-height: 1.55;
}

.ron-coa-card {
  margin-top: -20px;
  background: #fff;
  border: 1px solid var(--ron-line);
  border-radius: 22px;
  box-shadow: 0 22px 60px rgba(15,42,68,.16);
  padding: clamp(24px, 4vw, 42px);
  position: relative;
  z-index: 2;
}

.ron-coa-form label {
  display: block;
  margin-bottom: 10px;
  color: var(--ron-navy);
  font-weight: 800;
  font-size: 17px;
}

.ron-coa-search-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
}

.ron-coa-search-row input {
  width: 100%;
  min-height: 56px;
  border: 1px solid #c9d5df;
  border-radius: 14px;
  padding: 0 17px;
  color: var(--ron-ink);
  font-size: 18px;
  outline: none;
  background: #fff;
}

.ron-coa-search-row input:focus {
  border-color: var(--ron-teal);
  box-shadow: 0 0 0 4px rgba(31,164,169,.14);
}

.ron-coa-search-row button,
.ron-coa-download,
.ron-coa-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  max-width: 100%;
  border: 0;
  border-radius: 14px;
  padding: 0 22px;
  background: var(--ron-teal);
  color: #fff;
  font-size: 16px;
  font-weight: 850;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  white-space: normal;
  overflow-wrap: anywhere;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}

.ron-coa-search-row button:hover,
.ron-coa-download:hover,
.ron-coa-contact:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(15,42,68,.16);
  background: #178d92;
  color: #fff;
  text-decoration: none;
}

.ron-coa-help {
  margin: 12px 0 0;
  color: var(--ron-muted);
  font-size: 15px;
  line-height: 1.45;
}

.ron-coa-result {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 18px;
  margin-top: 28px;
  border-radius: 18px;
  padding: 22px;
}

.ron-coa-found {
  background: #f2fbfb;
  border: 1px solid rgba(31,164,169,.28);
}

.ron-coa-not-found {
  background: #fff8ef;
  border: 1px solid #f0d7af;
}

.ron-coa-result-icon {
  width: 46px;
  height: 46px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ron-teal);
  color: #fff;
  font-weight: 900;
  font-size: 22px;
}

.ron-coa-result h2 {
  margin: 0 0 10px;
  color: var(--ron-navy);
  font-size: 24px;
  line-height: 1.2;
}

.ron-coa-result p {
  margin: 0 0 16px;
  color: var(--ron-muted);
  font-size: 16px;
  line-height: 1.55;
}

.ron-coa-meta {
  display: grid;
  gap: 7px;
  margin-bottom: 18px;
  color: var(--ron-ink);
  font-size: 16px;
}

.ron-coa-download,
.ron-coa-contact {
  min-height: 48px;
  padding: 0 18px;
}

.ron-coa-note {
  margin: 20px auto 70px;
  padding: 18px 22px;
  border: 1px solid var(--ron-line);
  border-radius: 16px;
  background: var(--ron-soft);
  color: var(--ron-muted);
  line-height: 1.5;
}

.ron-coa-note strong {
  color: var(--ron-teal);
}

@media (max-width: 720px) {
  .ron-coa-wrap {
    padding: 0 18px;
  }

  .ron-coa-hero {
    padding: 52px 0 58px;
  }

  .ron-coa-kicker {
    margin-bottom: 7px;
    font-size: 12px;
    letter-spacing: .11em;
  }

  .ron-coa-hero h1 {
    font-size: 34px;
    line-height: 1.1;
    margin-bottom: 14px;
  }

  .ron-coa-hero p {
    font-size: 16px;
    line-height: 1.5;
  }

  .ron-coa-card {
    margin-top: -32px;
    padding: 22px;
    border-radius: 18px;
  }

  .ron-coa-search-row {
    grid-template-columns: 1fr;
  }

  .ron-coa-search-row button,
  .ron-coa-download,
  .ron-coa-contact {
    width: 100%;
    min-height: 52px;
    padding: 13px 16px;
    font-size: 15px;
    white-space: normal;
  }

  .ron-coa-result {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .ron-coa-result h2 {
    font-size: 22px;
  }

  .ron-coa-meta {
    font-size: 15px;
  }

  .ron-coa-note {
    margin-bottom: 54px;
    font-size: 16px;
  }
}

@media (max-width: 420px) {
  .ron-coa-wrap {
    padding: 0 14px;
  }

  .ron-coa-card {
    padding: 18px;
  }

  .ron-coa-hero h1 {
    font-size: 30px;
  }

  .ron-coa-download {
    font-size: 14px;
    padding: 12px 14px;
  }
}