.iid-payment-hero { padding-block: 52px; }
.iid-payment-hero-grid { display: grid; grid-template-columns: minmax(0,1fr) 380px; align-items: center; gap: 70px; }
.iid-payment-hero h1 { font-size: clamp(32px,3.4vw,46px); margin-block: 10px 17px; }
.iid-payment-hero p:not(.iid-eyebrow) { font-size: 15px; }
.iid-payment-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; margin-top: 27px; }
.iid-payment-actions .iid-button { min-height: 46px; }
.iid-payment-text-link { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; font-size: 14px; color: #315da3; }
.iid-payment-overview { padding: 26px 28px 23px; background: #fff; border: 1px solid #dce6f6; border-radius: 14px; box-shadow: 0 12px 32px #284c8705; }
.iid-payment-overview-icon { display: grid; place-items: center; width: 48px; height: 48px; color: #2563eb; background: #edf3ff; border-radius: 12px; font-size: 29px; margin-bottom: 17px; }
.iid-payment-overview h2 { font-size: 19px; font-weight: 600; margin-bottom: 11px; }
.iid-payment-overview p { font-size: 13px !important; line-height: 1.85 !important; }
.iid-payment-overview-links { display: flex; flex-wrap: wrap; gap: 10px 18px; margin-top: 21px; padding-top: 13px; border-top: 1px solid #e6edf7; }
.iid-payment-overview-links a { display: inline-flex; align-items: center; gap: 7px; min-height: 32px; font-size: 12px; color: #4f6b92; }
.iid-payment-overview-links i { font-size: 17px; color: #5b80bd; }
.iid-payment-content { padding-block: 38px 64px; }
.iid-payment-content :where(section) { padding: 0; }
.iid-payment-section { margin-top: 42px; scroll-margin-top: 108px; }
.iid-payment-section-heading { margin-bottom: 22px; }
.iid-payment-section-heading h2 { font-size: 24px; line-height: 1.5; font-weight: 600; margin: 0 0 8px; }
.iid-payment-section-heading p { margin: 0; font-size: 14px; line-height: 1.8; color: #60738e; }
.iid-payment-methods { display: grid; grid-template-columns: repeat(auto-fit,minmax(min(100%,280px),1fr)); gap: 22px; }
.iid-payment-method { display: flex; flex-direction: column; padding: 26px 28px 23px; background: #fff; border: 1px solid var(--iid-line); border-radius: 12px; min-width: 0; }
.iid-payment-method-primary { border-color: #bdd1f5; box-shadow: inset 0 3px 0 #2563eb; }
.iid-payment-method-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 20px; }
.iid-payment-icon { display: inline-grid; place-items: center; flex-shrink: 0; width: 44px; height: 44px; border-radius: 11px; background: #edf3ff; color: #3269ca; font-size: 25px; }
.iid-payment-icon-usdt { background: #eaf7f2; color: #247b60; }
.iid-payment-tag { color: #607595; border: 1px solid #e0e8f4; border-radius: 5px; padding: 4px 8px; font-size: 11px; line-height: 1.5; }
.iid-payment-method h3 { font-size: 20px; font-weight: 600; margin: 0 0 13px; }
.iid-payment-method p { font-size: 14px; color: #536c8b; line-height: 1.9; margin: 0 0 13px; }
.iid-payment-method > small { display: block; font-size: 12px; color: #647894; line-height: 1.85; margin-bottom: 22px; }
.iid-payment-method > a { display: flex; align-items: center; justify-content: space-between; gap: 12px; border-top: 1px solid #e8edf5; padding-top: 16px; margin-top: auto; color: #245dc0; min-height: 42px; font-size: 14px; font-weight: 500; }
.iid-payment-method > a:hover { color: #163f8e; }
.iid-payment-accounts { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; }
.iid-payment-account { background: #fff; border: 1px solid var(--iid-line); border-radius: 12px; min-width: 0; overflow: hidden; }
.iid-payment-account header { display: flex; align-items: center; gap: 15px; padding: 23px 26px; background: #f8faff; border-bottom: 1px solid #e6ecf5; }
.iid-payment-account header > div { min-width: 0; }
.iid-payment-account header small { color: #657b9c; font-size: 11px; }
.iid-payment-account header h3 { font-size: 19px; line-height: 1.5; font-weight: 600; margin: 4px 0 0; overflow-wrap: anywhere; }
.iid-payment-account dl { margin: 0; padding: 6px 26px; }
.iid-payment-account dl > div { display: grid; grid-template-columns: 110px minmax(0,1fr); align-items: baseline; gap: 14px; padding: 16px 0; }
.iid-payment-account dl > div + div { border-top: 1px solid #edf1f7; }
.iid-payment-account dt { font-size: 12px; color: #667b98; font-weight: 400; }
.iid-payment-account dd { font-size: 14px; line-height: 1.8; color: #233f65; margin: 0; overflow-wrap: anywhere; min-width: 0; }
.iid-payment-account code { font-size: 14px; color: #284d81; line-height: 1.8; font-variant-numeric: tabular-nums; user-select: all; overflow-wrap: anywhere; }
.iid-payment-copy-row { display: flex; align-items: flex-start; gap: 12px; }
.iid-payment-copy-row code { min-width: 0; flex: 1; }
.iid-payment-copy { display: inline-flex; align-items: center; justify-content: center; gap: 5px; flex-shrink: 0; min-width: 84px; min-height: 36px; margin-top: -5px; padding: 5px 8px; border-radius: 6px; background: #f3f7ff; border: 1px solid #dce6f7; color: #416ba9; font-size: 12px; cursor: pointer; transition: background .18s, border-color .18s; }
.iid-payment-copy[hidden] { display: none; }
.iid-payment-copy:hover { background: #e8f0ff; border-color: #a9c2eb; }
.iid-payment-copy:disabled { cursor: progress; }
.iid-payment-copy-status { min-height: 24px; margin: 0 0 10px; font-size: 13px; line-height: 1.8; color: #315f99; }
.iid-payment-account-note { padding: 0 26px 22px; margin: 0; font-size: 12px; line-height: 1.8; color: #657a97; }
.iid-payment-steps { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 28px; list-style: none; padding: 26px 28px; margin: 0; background: #fff; border: 1px solid var(--iid-line); border-radius: 12px; }
.iid-payment-steps li { display: flex; gap: 16px; align-items: flex-start; min-width: 0; }
.iid-payment-steps li > span { display: grid; place-items: center; min-width: 35px; height: 35px; border-radius: 50%; border: 1px solid #dce6f7; color: #4b77bb; font: 500 12px ui-monospace,monospace; }
.iid-payment-steps h3 { font-size: 16px; margin: 5px 0 9px; font-weight: 600; }
.iid-payment-steps p { font-size: 13px; line-height: 1.9; color: #617590; margin: 0; }
.iid-payment-bottom { display: grid; grid-template-columns: minmax(0,1fr) 330px; gap: 36px; align-items: start; }
.iid-payment-questions { min-width: 0; }
.iid-payment-questions > h2 { font-size: 23px; font-weight: 600; margin: 0 0 22px; line-height: 1.5; }
.iid-payment-questions details { border-bottom: 1px solid #e0e7f2; }
.iid-payment-questions summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 19px 0; list-style: none; cursor: pointer; font-size: 15px; color: #2c486d; line-height: 1.7; }
.iid-payment-questions summary::-webkit-details-marker { display: none; }
.iid-payment-questions summary > i { flex-shrink: 0; font-size: 19px; color: #7591b8; }
.iid-payment-questions details[open] summary > i { transform: rotate(45deg); }
.iid-payment-questions details > p { margin: 0; padding-bottom: 20px; font-size: 14px; color: #5e7391; line-height: 1.95; }
.iid-payment-questions details > p a { display: inline-flex; align-items: center; gap: 7px; }
.iid-payment-notice { margin-top: 27px; padding: 21px 24px; background: #eef3fa; border-radius: 9px; }
.iid-payment-notice h3 { display: flex; gap: 8px; align-items: center; font-size: 14px; margin: 0 0 12px; font-weight: 600; color: #45658e; }
.iid-payment-notice > div { font-size: 13px; line-height: 1.9; color: #5a718f; overflow-wrap: anywhere; }
.iid-payment-notice p { margin: 0 0 8px; }
.iid-payment-notice p:last-child { margin-bottom: 0; }
.iid-payment-support { padding: 27px; background: #eaf2ff; border: 1px solid #d7e5fb; border-radius: 12px; }
.iid-payment-support > .iid-payment-icon { background: #fff; margin-bottom: 21px; }
.iid-payment-support h2 { font-size: 21px; margin: 0 0 14px; font-weight: 600; }
.iid-payment-support p { font-size: 14px; line-height: 1.9; color: #536f96; margin-bottom: 23px; }
.iid-payment-support .iid-button { width: 100%; min-height: 46px; font-size: 14px; }
.iid-payment-support-email { display: inline-block; padding-top: 17px; font-size: 13px; overflow-wrap: anywhere; }
@media (max-width: 1100px) {
  .iid-payment-hero-grid { grid-template-columns: minmax(0,1fr) 330px; gap: 35px; }
  .iid-payment-method { padding: 23px; }
  .iid-payment-account dl > div { grid-template-columns: 90px minmax(0,1fr); gap: 10px; }
  .iid-payment-steps { gap: 22px; padding: 24px; }
  .iid-payment-bottom { grid-template-columns: minmax(0,1fr) 280px; gap: 26px; }
}
@media (max-width: 767px) {
  .iid-payment-page .container.tab { flex-wrap: nowrap; gap: 22px; overflow-x: auto; scrollbar-width: thin; }
  .iid-payment-page .container.tab .tab-item { flex-shrink: 0; }
  .iid-payment-hero { padding-block: 36px; }
  .iid-payment-hero-grid { grid-template-columns: 1fr; gap: 27px; }
  .iid-payment-actions { gap: 10px 20px; margin-top: 23px; }
  .iid-payment-overview { padding: 21px 23px; }
  .iid-payment-overview-icon { display: none; }
  .iid-payment-overview h2 { font-size: 17px; }
  .iid-payment-overview-links { margin-top: 15px; gap: 8px 16px; }
  .iid-payment-content { padding-block: 30px 40px; }
  .iid-payment-section-heading h2 { font-size: 22px; }
  .iid-payment-methods, .iid-payment-accounts, .iid-payment-steps, .iid-payment-bottom { grid-template-columns: 1fr; gap: 18px; }
  .iid-payment-method { padding: 23px; }
  .iid-payment-method-top { margin-bottom: 15px; }
  .iid-payment-section { margin-top: 32px; scroll-margin-top: 90px; }
  .iid-payment-account header { padding: 20px; }
  .iid-payment-account dl { padding-inline: 20px; }
  .iid-payment-account dl > div { grid-template-columns: 1fr; gap: 6px; padding-block: 15px; }
  .iid-payment-copy { min-height: 44px; margin-top: -4px; }
  .iid-payment-account-note { padding-inline: 20px; }
  .iid-payment-steps { padding: 23px; gap: 23px; }
  .iid-payment-bottom { gap: 28px; }
  .iid-payment-questions > h2 { font-size: 22px; }
  .iid-payment-support { padding: 24px; }
}
@media (prefers-reduced-motion: reduce) {
  .iid-payment-page *, .iid-payment-page *::before, .iid-payment-page *::after { transition: none !important; scroll-behavior: auto !important; }
}