.join-hero {
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 84% 18%, rgba(var(--brass-rgb), .12), transparent 27%), linear-gradient(135deg, var(--navy-deep), var(--navy) 58%, #122b50);
}

.join-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: .12;
  background-image: linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: linear-gradient(90deg, transparent, #000 60%, #000);
  pointer-events: none;
}

.join-hero .brand-shell { position: relative; }
.join-hero__actions { justify-content: flex-start; }

.join-intro {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 72px;
  align-items: center;
}

.join-intro__cards { display: grid; gap: 16px; }
.join-section-header { max-width: 760px; }
.join-contribution-grid { margin-top: 42px; }
.join-contribution-grid .brand-card { position: relative; min-height: 230px; padding-right: 72px; }

.join-card-number {
  position: absolute;
  top: 24px;
  right: 24px;
  color: rgba(var(--brass-rgb), .48);
  font-family: var(--ff-display);
  font-size: 28px;
  line-height: 1;
}

.join-process__header { max-width: 760px; }

.join-process {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 46px;
  border-top: 1px solid rgba(255,255,255,.18);
}

.join-process__step {
  position: relative;
  padding: 34px 24px 0;
}

.join-process__step:first-child { padding-left: 0; }
.join-process__step + .join-process__step { border-left: 1px solid rgba(255,255,255,.13); }

.join-process__step > span {
  display: block;
  margin-bottom: 20px;
  color: var(--brass-pale);
  font-family: var(--ff-display);
  font-size: 24px;
}

.join-process__step h3 {
  margin: 0 0 10px;
  color: var(--paper);
  font-family: var(--ff-display);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.3;
}

.join-process__step p { margin: 0; color: rgba(255,255,255,.64); font-size: 14px; line-height: 1.7; }

.join-principles {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 72px;
  align-items: start;
}

.join-principles__list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.join-principles__list li { position: relative; padding: 20px 18px 20px 34px; border-bottom: 1px solid var(--line); }
.join-principles__list li::before { content: '✓'; position: absolute; left: 2px; top: 19px; color: var(--brass-dark); font-size: 15px; font-weight: 600; }
.join-principles__list strong { display: block; color: var(--navy); font-size: 15px; font-weight: 600; }
.join-principles__list span { display: block; margin-top: 4px; color: var(--slate); font-size: 14px; line-height: 1.65; }

.join-registration { scroll-margin-top: 72px; }

.join-registration__grid {
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  gap: 64px;
  align-items: start;
}

.join-registration__intro { position: sticky; top: 104px; }

.join-contact-note {
  margin-top: 30px;
  border-left: 4px solid var(--brass);
  padding: 14px 0 14px 18px;
}

.join-contact-note p { margin: 7px 0 0; color: var(--slate); font-size: 14px; line-height: 1.7; }
.join-contact-note a { color: var(--navy); font-weight: 600; }

.join-form-card {
  border: 1px solid var(--line);
  border-top: 4px solid var(--brass);
  border-radius: 12px;
  padding: 34px;
  background: var(--paper);
}

.join-form-card__header { margin-bottom: 28px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.join-form-card__header h3 { margin: 9px 0 4px; color: var(--navy); font-family: var(--ff-display); font-size: 30px; font-weight: 400; line-height: 1.2; }
.join-form-card__header p { margin: 0; color: var(--steel); font-size: 12px; }
.join-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.join-form-group {
  min-width: 0;
  margin: 4px 0 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: var(--cream);
}

.join-form-group legend { padding: 0 7px; color: var(--navy); font-size: 11px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.join-form-group > p { margin: 0 0 13px; color: var(--steel); font-size: 12px; }

.join-checkbox-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 14px; }
.join-checkbox-grid label { display: grid; grid-template-columns: 17px 1fr; gap: 9px; align-items: start; color: var(--slate); font-size: 13px; line-height: 1.5; cursor: pointer; }
.join-checkbox-grid input { margin: 3px 0 0; accent-color: var(--navy); }
.join-form-consent { margin-top: 6px; }
.join-form-card > .brand-button { width: 100%; }
.join-form-card > .brand-button:disabled { opacity: .64; cursor: wait; transform: none; }

.join-registration-status {
  margin-top: 16px;
  border-left: 4px solid #6c8d73;
  padding: 13px 15px;
  color: #294934;
  background: #edf5ef;
  font-size: 13px;
  line-height: 1.6;
}

.join-registration-status strong { display: block; color: #1f3d29; }
.join-registration-status p { margin: 4px 0 7px; }
.join-registration-status a { color: var(--navy); font-weight: 600; }

@media (max-width: 900px) {
  .join-intro, .join-principles, .join-registration__grid { grid-template-columns: 1fr; gap: 38px; }
  .join-registration__intro { position: static; }
  .join-process { grid-template-columns: 1fr 1fr; }
  .join-process__step { padding: 28px 24px; }
  .join-process__step:first-child { padding-left: 24px; }
  .join-process__step:nth-child(3) { border-left: 0; border-top: 1px solid rgba(255,255,255,.13); }
  .join-process__step:nth-child(4) { border-top: 1px solid rgba(255,255,255,.13); }
}

@media (max-width: 720px) {
  .join-contribution-grid .brand-card { min-height: 0; padding-right: 60px; }
  .join-process { grid-template-columns: 1fr; }
  .join-process__step, .join-process__step:first-child { padding: 26px 4px; }
  .join-process__step + .join-process__step { border-top: 1px solid rgba(255,255,255,.13); border-left: 0; }
  .join-form-card { padding: 26px 20px; }
  .join-form-row, .join-checkbox-grid { grid-template-columns: 1fr; gap: 0; }
  .join-checkbox-grid { gap: 10px; }
}