.signature-page {
  background:
    linear-gradient(180deg, rgba(247, 249, 251, 0.96), rgba(238, 245, 244, 0.98)),
    image-set(url("assets/advisory-table.webp") type("image/webp"), url("assets/advisory-table.jpg") type("image/jpeg"));
  background-size: cover;
  background-attachment: fixed;
}

.signature-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(2rem, 4vw, 3rem);
  color: #ffffff;
  background:
    linear-gradient(112deg, rgba(6, 18, 31, 0.98), rgba(11, 39, 66, 0.94) 58%, rgba(8, 80, 86, 0.78));
}

.signature-hero::after {
  content: "CRJ";
  position: absolute;
  right: max(1rem, calc((100vw - var(--max)) / 2));
  bottom: -4rem;
  color: rgba(255,255,255,0.045);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(8rem, 18vw, 18rem);
  line-height: 1;
  pointer-events: none;
}

.signature-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: end;
}

.signature-intro h1 {
  max-width: 760px;
  color: #ffffff;
  font-size: clamp(2.4rem, 6vw, 4.7rem);
}

.signature-intro p:not(.eyebrow) {
  max-width: 690px;
  margin: 1rem 0 0;
  color: rgba(255,255,255,0.84);
  font-size: 1.05rem;
}

.signature-form,
.signature-panel {
  border: 1px solid rgba(199, 210, 223, 0.78);
  border-radius: 18px;
  background: rgba(255,255,255,0.94);
  box-shadow: 0 26px 80px rgba(9, 25, 43, 0.17);
}

.signature-form {
  display: grid;
  gap: 1rem;
  padding: 1.2rem;
}

.signature-form label {
  display: block;
  margin-bottom: 0.4rem;
  color: #0b2742;
  font-weight: 900;
}

.signature-form input {
  width: 100%;
  min-height: 46px;
  padding: 0.7rem 0.85rem;
  border: 1px solid #c7d2df;
  border-radius: 8px;
  color: #102033;
  background: #ffffff;
  font: inherit;
}

.signature-form input:focus {
  outline: 3px solid rgba(200, 138, 50, 0.35);
  border-color: #c88a32;
}

.form-note,
.helper-text {
  margin: 0;
  color: #5b6775;
  font-size: 0.9rem;
}

.signature-workbench {
  background: transparent;
}

.signature-layout {
  display: grid;
  gap: 1.2rem;
}

.signature-panel {
  overflow: hidden;
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1.15rem 1.25rem;
  border-bottom: 1px solid rgba(154, 172, 190, 0.34);
  background: rgba(255,255,255,0.78);
}

.panel-heading h2 {
  font-size: clamp(1.35rem, 2.2vw, 1.8rem);
}

.signature-action {
  min-height: 44px;
  padding: 0.68rem 1rem;
  border: 1px solid #c88a32;
  border-radius: 999px;
  color: #071827;
  background: linear-gradient(135deg, #f5c873, #c88a32);
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}

.signature-action:hover {
  background: linear-gradient(135deg, #ffe09a, #c88a32);
}

.signature-preview {
  min-width: 0;
  overflow-x: auto;
  padding: 1.35rem;
  background: #ffffff;
}

.signature-panel .helper-text {
  padding: 0 1.25rem 1.1rem;
}

.signature-code {
  display: block;
  width: calc(100% - 2.5rem);
  min-height: 360px;
  margin: 1.25rem;
  padding: 1rem;
  border: 1px solid #122f4d;
  border-radius: 10px;
  color: #f5c873;
  background: #06121f;
  font: 0.86rem/1.45 Consolas, "Courier New", monospace;
  resize: vertical;
}

.signature-code:focus {
  outline: 3px solid rgba(200, 138, 50, 0.35);
}

@media (max-width: 900px) {
  .signature-hero-grid {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .panel-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .signature-action {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .signature-preview {
    padding: 1rem;
  }
}