/* Shared, static mailbox directory for the home and platform pages. */
.mailbox-showcase {
  padding: 112px 0;
  background: #f7f8fa;
  color: #171a1f;
  scroll-margin-top: 88px;
}
.mailbox-showcase__shell { width: min(1240px, calc(100% - 80px)); margin: 0 auto; }
.mailbox-showcase__heading { display: grid; grid-template-columns: 1.15fr 1fr; align-items: end; gap: 80px; }
.mailbox-showcase__eyebrow { margin: 0 0 20px; color: #8c6517; font-size: 12px; font-weight: 700; letter-spacing: .12em; }
.mailbox-showcase h2 { margin: 0; font-family: var(--font-display); font-size: clamp(36px, 4.5vw, 60px); font-weight: 700; line-height: 1.18; letter-spacing: -.04em; }
.mailbox-showcase h2 span { color: #0b806c; }
.mailbox-showcase__intro { margin: 0; color: #5a6068; font-size: 16px; line-height: 1.9; }
.mailbox-showcase__availability { margin: 30px 0 0; padding-left: 16px; border-left: 3px solid #d9ab48; color: #5a6068; font-size: 13px; line-height: 1.85; }
.mailbox-showcase__availability strong { color: #171a1f; }
.mailbox-catalog { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin-top: 28px; padding: 1px; border-radius: 12px; overflow: hidden; background: #dfe3e7; }
.mailbox-provider { display: flex; flex-direction: column; min-width: 0; padding: 30px; background: #fff; }
.mailbox-provider__brand { display: flex; align-items: center; height: 60px; margin-bottom: 24px; }
.mailbox-provider__brand img { display: block; width: auto; max-width: 180px; height: auto; max-height: 52px; object-fit: contain; object-position: left center; }
.mailbox-provider[data-mail-provider="mobile-139"] .mailbox-provider__brand img { max-width: 250px; }
.mailbox-provider h3 { margin: 0; color: #171a1f; font-size: 21px; font-weight: 700; line-height: 1.4; }
.mailbox-provider__domains { display: flex; flex-wrap: wrap; gap: 5px 12px; margin: 12px 0 0; color: #57636e; font-family: var(--font-data), sans-serif; font-size: 13px; line-height: 1.6; }
.mailbox-provider__domains span { overflow-wrap: anywhere; }
.mailbox-provider__description { margin: 18px 0 24px; color: #5a6068; font-size: 13px; line-height: 1.85; }
.mailbox-provider__bottom { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-top: auto; padding-top: 20px; border-top: 1px solid #ebedf0; }
.mailbox-provider__auth { color: #0b806c; font-size: 11px; font-weight: 650; line-height: 1.5; }
.mailbox-provider__bottom a { display: inline-flex; align-items: center; gap: 8px; min-height: 32px; color: #171a1f; font-size: 12px; font-weight: 650; }
.mailbox-provider__bottom a span { color: #9a721b; }
.mailbox-provider__bottom a:hover { color: #0b806c; }
.mailbox-showcase__footer { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 24px; margin-top: 30px; }
.mailbox-showcase__footer p { margin: 0; color: #5a6068; font-size: 13px; line-height: 1.8; }
.mailbox-showcase__footer p strong { display: block; margin-bottom: 4px; color: #171a1f; font-size: 15px; }
.mailbox-showcase__actions { display: flex; align-items: center; flex-wrap: wrap; gap: 14px 24px; }
.mailbox-cta { display: inline-flex; align-items: center; justify-content: center; gap: 18px; min-height: 48px; padding: 0 22px; border: 1px solid #f5b82e; border-radius: 6px; background: #f5b82e; color: #171a1f; font-size: 14px; font-weight: 700; }
.mailbox-cta:hover { background: #ffc63f; }
.mailbox-detail-link { display: inline-flex; align-items: center; min-height: 44px; color: #0b806c; font-size: 13px; font-weight: 650; }
.mailbox-jump { display: inline-flex; align-items: center; gap: 14px; min-height: 44px; margin-top: 16px; color: #c8c9c6; font-size: 13px; }
.mailbox-jump:hover { color: #f5b82e; }
.mailbox-showcase a:focus-visible, .mailbox-jump:focus-visible { outline: 3px solid #0b806c; outline-offset: 5px; border-radius: 3px; }
.mailbox-onboarding { padding: 76px 0 90px; background: #171a1f; color: #f7f8fa; scroll-margin-top: 88px; }
.mailbox-onboarding__heading { display: flex; justify-content: space-between; align-items: end; flex-wrap: wrap; gap: 22px; }
.mailbox-onboarding h2 { margin: 0; font-family: var(--font-display); font-size: clamp(28px, 3vw, 40px); line-height: 1.3; }
.mailbox-onboarding__heading p { max-width: 410px; margin: 0; color: #aeb5be; font-size: 14px; line-height: 1.8; }
.mailbox-onboarding ol { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px; margin: 42px 0 0; padding: 0; list-style: none; counter-reset: mailbox-step; }
.mailbox-onboarding li { counter-increment: mailbox-step; min-width: 0; padding-top: 26px; border-top: 1px solid #41464e; }
.mailbox-onboarding li::before { content: "0" counter(mailbox-step); display: block; margin-bottom: 24px; color: #f5b82e; font-family: var(--font-data); font-size: 26px; }
.mailbox-onboarding h3 { margin: 0 0 12px; font-size: 18px; }
.mailbox-onboarding li p { margin: 0; color: #aeb5be; font-size: 13px; line-height: 1.9; }
.mailbox-onboarding__note { margin: 32px 0 0; color: #aeb5be; font-size: 12px; line-height: 1.8; }
.mailbox-onboarding__note a { color: #f5b82e; text-decoration: underline; text-underline-offset: 4px; }
.mailbox-onboarding a:focus-visible { outline: 3px solid #f5b82e; outline-offset: 5px; }
@media (max-width: 980px) {
  .mailbox-showcase { padding: 80px 0; }
  .mailbox-showcase__heading { gap: 28px; grid-template-columns: 1fr; }
  .mailbox-showcase__intro { max-width: 640px; }
  .mailbox-catalog { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mailbox-provider { padding: 26px; }
}
@media (max-width: 600px) {
  .mailbox-showcase { padding: 60px 0; }
  .mailbox-showcase__shell { width: calc(100% - 36px); }
  .mailbox-showcase h2 { font-size: 36px; }
  .mailbox-showcase__intro { font-size: 14px; }
  .mailbox-catalog { grid-template-columns: 1fr; margin-top: 32px; }
  .mailbox-provider { padding: 26px; }
  .mailbox-provider__brand { margin-bottom: 18px; height: 50px; }
  .mailbox-provider__brand img { max-height: 46px; }
  .mailbox-provider__description { margin-bottom: 20px; }
  .mailbox-showcase__footer { gap: 20px; }
  .mailbox-onboarding { padding: 58px 0; }
  .mailbox-onboarding ol { grid-template-columns: 1fr; gap: 28px; }
  .mailbox-onboarding li { padding-top: 22px; }
  .mailbox-onboarding li::before { margin-bottom: 16px; }
}