/* Official-account guidance: compact cards, explicit states, no squeezed controls. */
.oa-entry,.oa-guide,.oa-settings,.oa-history{--oa-red:#d91d35;--oa-muted:#667085;--oa-line:#eceef2;min-width:0;overflow-wrap:anywhere}
.oa-entry{display:flex;align-items:center;flex-wrap:wrap;gap:16px;background:#fff;border:1px solid #f2dfe3;border-radius:18px;padding:20px 24px;margin:20px 0}.oa-entry-icon{width:46px;height:46px;flex:none;display:grid;place-items:center;border-radius:14px;background:#fff0f3;color:var(--oa-red)}.oa-entry-icon svg{width:24px;height:24px}.oa-entry-copy{min-width:0;flex:1 1 220px}.oa-entry-copy h2{font-size:17px;letter-spacing:0;margin:0 0 5px}.oa-entry-copy p,.oa-guide p,.oa-settings p{font-size:14px;line-height:1.7;color:var(--oa-muted);margin:0}.oa-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.oa-actions button,.oa-wide,.oa-settings button,.oa-upload{min-height:44px;max-width:100%;white-space:normal;line-height:1.45}.oa-guide{display:grid;gap:18px;padding-bottom:env(safe-area-inset-bottom)}.oa-guide h3{font-size:17px;line-height:1.5;letter-spacing:0;margin:0}.oa-guide-title{display:flex;gap:14px;align-items:center;min-width:0}.oa-guide-title>div{min-width:0}.oa-guide-title p{margin-top:4px}.oa-empty{padding:22px 18px;border:1px solid var(--oa-line);border-radius:16px;background:#fafbfc}.oa-empty b{display:block;margin-bottom:8px;font-size:16px}.oa-follow-card,.oa-bind-card{border:1px solid var(--oa-line);border-radius:18px;background:#fff;padding:20px;min-width:0}.oa-follow-card{text-align:center}.oa-account p{margin-top:6px}.oa-account strong{color:#344054;font-weight:600}.oa-qr{display:block;width:min(208px,100%);height:auto;aspect-ratio:1;object-fit:contain;margin:18px auto 14px;background:#fff;border:1px solid #f0f0f2;border-radius:10px;padding:6px}.oa-follow-card>p{margin:12px 0}.oa-wide{display:block;width:100%}.oa-card-heading{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:12px}.oa-state{display:inline-block;padding:6px 9px;background:#fff1f3;color:#a92238;border-radius:8px;font-size:12px;line-height:1.5;max-width:100%}.oa-bind-card>.oa-actions,.oa-bind-card>.oa-wide{margin-top:16px}.oa-steps{padding-left:20px;margin:0;color:#475467;font-size:14px;line-height:1.9}.oa-code{background:#faf6f7;border:1px solid #f1e1e5;border-radius:12px;padding:14px;margin-top:16px;user-select:text}.oa-code small{display:block;color:#667085;font-size:12px}.oa-code code{display:block;color:#a92238;font-size:16px;font-weight:650;line-height:1.8;word-break:break-all;margin:5px 0}.oa-code p{font-size:12px}.oa-guide .oa-footnote{font-size:12px;line-height:1.8}.oa-settings{display:grid;gap:16px}.oa-settings .oa-intro{margin-bottom:2px}.oa-setting-step{border:1px solid var(--oa-line);border-radius:15px;min-width:0;background:#fff}.oa-setting-step>summary{cursor:pointer;min-height:64px;display:flex;align-items:center;gap:12px;padding:16px;list-style:none;font-weight:650}.oa-setting-step>summary::after{content:'＋';margin-left:auto;color:#747b87;flex:none}.oa-setting-step[open]>summary::after{content:'−'}.oa-setting-step>summary::-webkit-details-marker{display:none}.oa-setting-step summary small{display:block;font-size:12px;color:var(--oa-muted);line-height:1.6;font-weight:400;margin-top:4px}.oa-step-number{display:grid;place-items:center;width:28px;height:28px;flex:none;border-radius:9px;background:#fff0f3;color:var(--oa-red);font-size:14px}.oa-step-body{padding:0 16px 18px;display:grid;gap:15px;min-width:0}.oa-settings label{display:grid;gap:8px;min-width:0;font-size:14px;color:#344054;line-height:1.6}.oa-settings input,.oa-settings select{min-width:0;width:100%;min-height:44px;font-size:14px;max-width:100%}.oa-settings input[readonly]{background:#f8f9fb;color:#667085}.oa-field-pair{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;min-width:0}.oa-settings .oa-check{display:flex;align-items:flex-start;gap:10px;line-height:1.7}.oa-settings .oa-check input{width:20px;min-height:20px;height:20px;flex:none;accent-color:var(--oa-red);margin-top:2px}.oa-upload{padding:12px;border:1px dashed #d6dbe3;border-radius:10px;cursor:pointer}.oa-upload small{font-size:12px;color:var(--oa-muted)}.oa-upload input{font-size:13px}.oa-note{background:#f8f9fb;border-radius:10px;padding:12px;color:#667085;font-size:13px;line-height:1.8}.oa-template{border:1px solid var(--oa-line);border-radius:12px;min-width:0}.oa-template>summary{min-height:48px;padding:13px;cursor:pointer;font-size:14px;font-weight:600}.oa-template>summary span{float:right;color:#667085;font-size:12px;font-weight:400;margin-left:10px}.oa-template-body{padding:0 13px 15px;display:grid;gap:14px;min-width:0}.oa-template-body p{font-size:12px}.oa-settings-footer{display:flex;gap:10px;flex-wrap:wrap;background:#fff;position:sticky;bottom:0;padding:14px 0 calc(4px + env(safe-area-inset-bottom));border-top:1px solid var(--oa-line)}.oa-settings-footer button{flex:1 1 160px}.oa-history-row{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:16px 0;border-bottom:1px solid var(--oa-line)}.oa-history-row>div{min-width:0}.oa-history-row p,.oa-history-row small{color:var(--oa-muted);line-height:1.7;font-size:12px}.oa-history-row .tag{white-space:normal;flex:none;max-width:110px}#oa-qr-upload-status{font-size:13px;line-height:1.7;color:#667085}.oa-settings .inline-message:empty{display:none}
@media(min-width:600px){.oa-field-pair{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:480px){.oa-entry{padding:18px;gap:12px}.oa-entry .oa-actions{width:100%}.oa-entry .oa-actions button{flex:1}.oa-follow-card,.oa-bind-card{padding:17px}.oa-bind-card .oa-actions button{flex:1 1 120px}.oa-guide-title{align-items:flex-start}.oa-setting-step>summary{padding:14px}.oa-step-body{padding:0 14px 16px}.oa-settings .oa-check{min-height:44px;align-items:center}}
@media(prefers-reduced-motion:reduce){.oa-entry button,.oa-settings button,.oa-guide button{transition:none}}

/* OA078: keep the actual QR image available to the WeChat native long-press menu. */
.oa-guide .oa-qr-hint{color:#344054;font-weight:600;margin:8px 0}.oa-qr-tap{cursor:zoom-in;-webkit-touch-callout:default;user-select:auto}.oa-qr-tap:focus-visible{outline:2px solid var(--oa-red);outline-offset:4px}.oa-qr-viewer{text-align:center;display:grid;gap:18px;min-width:0;overflow-wrap:anywhere;padding-bottom:env(safe-area-inset-bottom)}.oa-qr-viewer h3{font-size:18px;line-height:1.5;margin:0}.oa-qr-full{display:block;width:min(344px,100%);height:auto;aspect-ratio:1;object-fit:contain;margin:0 auto;background:#fff;-webkit-touch-callout:default;user-select:auto}.oa-qr-viewer p{font-size:14px;line-height:1.7;color:#667085;margin:0}.oa-qr-viewer button{min-height:44px;white-space:normal;line-height:1.5}