/* 关于我们：迁移附件版式，身份、导航和 Token 继续复用门户公共层。 */
.about-main { min-width: 0; }
.about-wrap { display: flex; flex-direction: column; gap: 18px; width: min(100%, 960px); margin: 0 auto; padding: 28px 24px 48px; }

.ab-hero { position: relative; display: flex; flex-direction: column; align-items: center; gap: 12px; overflow: hidden; padding: 44px 28px 36px; border: 1px solid var(--brand-border); border-radius: 22px; background: linear-gradient(168deg, var(--tint) 0%, var(--surface-soft) 58%, var(--card) 100%); box-shadow: 0 10px 30px rgba(30, 122, 74, 0.08); text-align: center; }
.ab-field { position: absolute; inset: 0; z-index: 0; width: 100%; height: 100%; pointer-events: none; opacity: 0.9; -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 62%, transparent 100%); mask-image: linear-gradient(180deg, #000 0%, #000 62%, transparent 100%); }
.ab-hero > :not(.ab-field) { position: relative; z-index: 1; }
.ab-badge { display: inline-flex; align-items: center; gap: 6px; padding: 5px 14px; border: 1px solid var(--brand-border); border-radius: var(--r-pill); background: rgba(255, 255, 255, 0.88); color: var(--brand-deep); font-size: var(--font-xs); font-weight: 600; letter-spacing: 0.02em; }
.ab-logo { display: flex; align-items: center; justify-content: center; width: 70px; height: 70px; border: 1px solid var(--brand-border); border-radius: 21px; background: var(--card); box-shadow: 0 6px 18px rgba(30, 122, 74, 0.14); }
.ab-logo img { display: block; width: 58px; height: auto; }
.ab-h1 { margin: 0; font-size: 1.9375rem; font-weight: 700; letter-spacing: 0.01em; line-height: 1.36; }
.ab-h1 em { color: var(--brand-deep); font-style: normal; white-space: nowrap; }
.ab-h2 { margin: 0; color: var(--sub); font-size: 0.9375rem; letter-spacing: 0.02em; }
.ab-lead { max-width: 660px; margin: 2px 0 0; color: var(--control-ink); font-size: 0.84375rem; line-height: 1.85; }
.ab-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 4px; }
.ab-tags span { padding: 5px 13px; border: 1px solid var(--brand-border); border-radius: var(--r-pill); background: var(--card); color: var(--brand-deep); font-size: var(--font-xs); font-weight: 500; }
.ab-cta { display: flex; gap: 10px; margin-top: 8px; }
.ab-cta .p-btn { min-height: 42px; padding-inline: 22px; }

.ab-card { padding: 24px; border: 1px solid var(--line); border-radius: var(--r-card); background: var(--card); box-shadow: var(--shadow-card); }
.sec-head { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.sec-head::before { flex: none; width: 4px; height: 18px; border-radius: var(--r-pill); background: linear-gradient(180deg, var(--brand-soft), var(--brand-deep)); content: ""; }
.sec-head h2 { margin: 0; font-size: var(--font-lg); font-weight: 600; }
.sec-head .meta { flex: 1; color: var(--sub); font-size: var(--font-xs); }
.ab-p { margin: 0; color: var(--control-ink); font-size: var(--font-base); line-height: 1.9; }
.ab-lead2 { margin: 2px 0 0; color: var(--sub); font-size: 0.84375rem; line-height: 1.85; }

.ab-who { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 16px; }
.ab-who-card { display: flex; flex-direction: column; gap: 9px; min-width: 0; padding: 18px; border: 1px solid var(--line); border-radius: var(--r-lg); background: linear-gradient(180deg, var(--card), var(--surface-soft)); }
.ab-who-card .wi, .ab-fn .fi { display: flex; flex: none; align-items: center; justify-content: center; background: var(--tint); color: var(--brand-deep); }
.ab-who-card .wi { width: 40px; height: 40px; border-radius: var(--r-md); }
.ab-who-card h3, .ab-fn h3, .pill-col h4 { margin: 0; font-size: var(--font-base); font-weight: 600; letter-spacing: 0.01em; }
.ab-who-card p { margin: 0; color: var(--sub); font-size: 0.78125rem; line-height: 1.75; }

.ab-fns { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 16px; }
.ab-fn { display: flex; flex-direction: column; gap: 9px; min-width: 0; padding: 16px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--card); transition: transform 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease; }
.ab-fn:hover { border-color: var(--brand-soft); box-shadow: var(--shadow-card); transform: translateY(-3px); }
.ab-fn-top { display: flex; align-items: center; gap: 10px; min-width: 0; }
.ab-fn .fi { width: 36px; height: 36px; border-radius: var(--r-md); }
.ab-fn h3 { flex: 1; min-width: 0; }
.ab-state { flex: none; padding: 2px 7px; border-radius: var(--r-pill); background: var(--surface-muted); color: var(--soon-ink); font-size: 0.6875rem; font-weight: 500; white-space: nowrap; }
.ab-state.current { background: var(--tint); color: var(--brand-deep); }
.ab-state.planned { background: #f4f1ea; color: #826f45; }
.ab-line { display: flex; gap: 7px; margin: 0; font-size: 0.78125rem; line-height: 1.72; }
.ab-line .mk { display: inline-flex; flex: none; align-items: center; justify-content: center; width: 14px; height: 14px; margin-top: 3px; border-radius: 50%; font-size: 0.75rem; font-weight: 700; }
.ab-line.pain { color: #829087; }
.ab-line.pain .mk { background: #fff0ee; color: #b96d64; }
.ab-line.fix { color: var(--control-ink); }
.ab-line.fix .mk { background: var(--tint); color: var(--brand-deep); }
.ab-line.plan { color: var(--sub); }
.ab-line.plan .mk { background: var(--surface-muted); color: var(--soon-ink); }

.ab-rule { display: flex; align-items: center; gap: 16px; margin-top: 14px; padding: 16px 18px; border-radius: var(--r-lg); background: linear-gradient(160deg, var(--tint), var(--brand-tint-strong)); }
.ab-rule strong { color: var(--brand-deep); font-size: var(--font-xl); line-height: 1.2; white-space: nowrap; }
.ab-rule p { margin: 0; color: var(--control-ink); font-size: var(--font-xs); line-height: 1.6; }
.ab-timeline { position: relative; display: flex; flex-direction: column; gap: 18px; margin-top: 18px; padding-left: 26px; }
.ab-timeline::before { position: absolute; top: 6px; bottom: 6px; left: 6px; width: 2px; border-radius: 2px; background: linear-gradient(180deg, var(--brand-soft), var(--brand-border)); content: ""; }
.ab-timeline > div { position: relative; display: flex; flex-direction: column; gap: 3px; }
.ab-timeline > div::before { position: absolute; top: 4px; left: -26px; width: 10px; height: 10px; border: 2px solid var(--brand); border-radius: 50%; background: var(--card); box-shadow: 0 0 0 3px var(--tint); content: ""; }
.ab-timeline strong { color: var(--brand-deep); font-size: var(--font-base); }
.ab-timeline span { color: var(--sub); font-size: 0.78125rem; line-height: 1.75; }
.ab-path { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; margin: 16px 0 4px; }
.ab-path span { padding: 5px 11px; border-radius: var(--r-pill); background: var(--tint); color: var(--brand-deep); font-size: var(--font-xs); font-weight: 500; }
.ab-path span.last { background: var(--brand); color: var(--card); }
.ab-path i { color: var(--chevron); font-size: var(--font-xs); font-style: normal; }
.ab-calc { display: flex; align-items: flex-start; gap: 11px; margin-top: 14px; padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface-soft); }
.ab-calc .ci { display: flex; flex: none; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 9px; background: var(--tint); color: var(--brand-deep); font-weight: 700; }
.ab-calc p { margin: 0; color: var(--control-ink); font-size: 0.78125rem; line-height: 1.8; }
.ab-calc b { color: var(--brand-deep); }
.ab-level-link { margin-top: 14px; }

.ab-sub { display: flex; align-items: center; gap: 8px; margin: 20px 0 10px; color: var(--brand-deep); font-size: var(--font-sm); font-weight: 600; }
.ab-sub::before { flex: none; width: 4px; height: 14px; border-radius: var(--r-pill); background: linear-gradient(180deg, var(--brand-soft), var(--brand-deep)); content: ""; }
.ab-table-scroll { max-width: 100%; overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-md); }
.ab-table { width: 100%; min-width: 36rem; border-collapse: collapse; font-size: var(--font-sm); }
.ab-table th, .ab-table td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; }
.ab-table th:last-child, .ab-table td:last-child { text-align: right; }
.ab-table thead th { background: var(--surface-soft); color: var(--sub); font-size: var(--font-xs); font-weight: 500; }
.ab-table tbody tr:last-child td { border-bottom: 0; }
.ab-table tbody tr:hover { background: var(--surface-soft); }
.ab-table td:last-child { color: var(--brand-deep); font-weight: 600; font-variant-numeric: tabular-nums; }
.ab-earn-list { display: flex; flex-direction: column; }
.pill-row { display: flex; align-items: center; gap: 12px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.pill-row:last-child { border-bottom: 0; }
.pill-ic { display: flex; flex: none; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 11px; background: var(--tint); color: var(--brand-deep); font-size: var(--font-xs); font-weight: 700; }
.pill-col { flex: 1; min-width: 0; }
.pill-col p { margin: 2px 0 0; color: var(--sub); font-size: 0.71875rem; line-height: 1.55; }
.pill-go { flex: none; padding: 6px 12px; border-radius: var(--r-pill); background: var(--tint); color: var(--brand-deep); font-size: var(--font-xs); font-weight: 600; white-space: nowrap; }
.pill-row.future .pill-ic, .pill-row.future .pill-go { background: var(--surface-muted); color: var(--soon-ink); }
.ab-credit { display: flex; flex-direction: column; gap: 9px; margin-top: 16px; padding: 18px 20px; border: 1px dashed var(--brand-soft); border-radius: var(--r-lg); background: linear-gradient(160deg, var(--tint), var(--surface-soft)); }
.ab-credit-title { display: flex; align-items: center; gap: 9px; color: var(--brand-deep); font-size: var(--font-md); font-weight: 700; }
.ab-credit-title span { display: flex; align-items: center; justify-content: center; width: 30px; height: 30px; border-radius: 9px; background: var(--card); box-shadow: var(--shadow-card); }
.ab-credit p { margin: 0; color: var(--control-ink); font-size: var(--font-sm); line-height: 1.9; }
.ab-credit b { color: var(--brand-deep); }
.ab-tip { display: flex; gap: 12px; margin-top: 12px; padding: 16px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--card); }
.ab-tip .ti { display: flex; flex: none; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 11px; background: #fff3e2; color: #a86d27; font-weight: 700; }
.ab-tip p { margin: 0; color: var(--sub); font-size: 0.78125rem; line-height: 1.85; }
.ab-tip strong { display: block; margin-bottom: 2px; color: var(--brand-deep); font-size: var(--font-sm); }

.ab-quote { margin-top: 14px; padding: 26px 22px; border: 1px solid var(--brand-border); border-radius: var(--r-lg); background: linear-gradient(168deg, var(--surface-soft), var(--tint)); text-align: center; }
.ab-quote p { margin: 0; color: var(--brand-deep); font-size: var(--font-md); font-weight: 600; letter-spacing: 0.01em; line-height: 1.72; }
.ab-quote span { display: block; margin-top: 8px; color: var(--sub); font-size: 0.78125rem; line-height: 1.7; }
.ab-attitude { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 38px 24px; border-radius: 20px; background: linear-gradient(160deg, var(--brand-deep), var(--brand) 58%, var(--brand-soft)); box-shadow: var(--shadow-lift); color: var(--card); text-align: center; }
.ab-attitude .kick { padding: 5px 15px; border-radius: var(--r-pill); background: rgba(255, 255, 255, 0.16); font-size: 0.78125rem; font-weight: 600; letter-spacing: 0.06em; }
.ab-attitude strong { font-size: 1.375rem; letter-spacing: 0.02em; line-height: 1.5; }
.ab-attitude .p-btn.primary { margin-top: 8px; border-color: var(--card); background: var(--card); box-shadow: none; color: var(--brand-deep); }
.ab-attitude .p-btn.primary:hover { border-color: var(--tint); background: var(--tint); color: var(--brand-deep); }
.ab-foot { display: flex; flex-wrap: wrap; justify-content: center; gap: 7px; padding: 4px 0; color: var(--sub); font-size: var(--font-xs); text-align: center; }
.ab-foot a { color: inherit; text-decoration: none; }
.ab-foot a:hover { color: var(--brand-deep); text-decoration: underline; }
.ab-feedback { margin-top: 16px; }
.ab-feedback .p-field:last-of-type { margin-bottom: 0; }
.ab-feedback textarea { resize: vertical; line-height: 1.7; }
.ab-fb-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 2px; }
.ab-fb-actions .p-btn[disabled] { opacity: 0.6; cursor: not-allowed; }
.ab-fb-status { margin: 0; font-size: var(--font-sm); color: var(--sub); }
.ab-fb-status.ok { color: var(--brand-deep); }
.ab-fb-status.error { color: var(--danger); }
.about-mobile-nav { display: none; }

@media (max-width: 1023px) {
  .ab-who, .ab-fns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .about-page { padding-bottom: calc(76px + env(safe-area-inset-bottom)); }
  .about-wrap { gap: 12px; padding: 12px 16px 28px; }
  .ab-hero { gap: 10px; padding: 28px 18px 26px; border-radius: var(--r-card); }
  .ab-logo { width: 56px; height: 56px; border-radius: 17px; }
  .ab-logo img { width: 46px; }
  .ab-h1 { font-size: 1.3125rem; line-height: 1.42; }
  .ab-h2 { font-size: var(--font-sm); }
  .ab-lead { font-size: var(--font-sm); line-height: 1.8; }
  .ab-tags span { padding: 4px 11px; font-size: 0.71875rem; }
  .ab-cta { flex-direction: column; width: 100%; margin-top: 2px; }
  .ab-cta .p-btn { width: 100%; }
  .ab-card { padding: 16px; border-radius: var(--r-lg); }
  .sec-head { align-items: flex-start; flex-wrap: wrap; }
  .sec-head .meta { flex-basis: calc(100% - 12px); margin-left: 12px; }
  .ab-p { font-size: var(--font-sm); line-height: 1.85; }
  .ab-lead2 { font-size: var(--font-sm); }
  .ab-who, .ab-fns { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .ab-who-card, .ab-fn { padding: 14px; }
  .ab-rule { flex-direction: column; align-items: flex-start; gap: 6px; padding: 14px; }
  .ab-rule strong { font-size: var(--font-lg); }
  .ab-timeline { gap: 15px; padding-left: 22px; }
  .ab-timeline::before { left: 5px; }
  .ab-timeline > div::before { left: -22px; }
  .ab-path { gap: 6px; margin-top: 12px; }
  .ab-path span { padding: 4px 10px; font-size: 0.71875rem; }
  .pill-row { align-items: flex-start; }
  .pill-go { max-width: 38%; white-space: normal; text-align: center; }
  .ab-credit { padding: 16px; }
  .ab-quote { padding: 22px 16px; }
  .ab-quote p { font-size: var(--font-base); }
  .ab-attitude { padding: 28px 18px; border-radius: var(--r-card); }
  .ab-attitude strong { font-size: var(--font-lg); }
  .ab-foot { line-height: 1.7; }
  .about-mobile-nav { position: fixed; right: 0; bottom: 0; left: 0; z-index: 50; display: flex; padding: 8px 0 calc(8px + env(safe-area-inset-bottom)); border-top: 1px solid var(--line); background: var(--card); }
  .about-mobile-nav a { display: flex; flex: 1; flex-direction: column; align-items: center; gap: 4px; padding: 4px 0; color: var(--sub); font-size: 0.6875rem; text-decoration: none; }
  .about-mobile-nav a[aria-current="page"] { color: var(--brand-deep); font-weight: 500; }
}