:root{color-scheme:light;--bg: #f5f7fb;--panel: #ffffff;--text: #253246;--muted: #6d7b90;--line: #d9e2ef;--brand: #3888ff;--brand-strong: #0f6ad9;--danger: #d40000;--success: #2f9e44;--shadow: 0 10px 30px rgba(22, 48, 92, .08);--radius: 8px}*,*:before,*:after{box-sizing:border-box}html,body,#app{min-height:100%}body{margin:0;font-family:Microsoft YaHei,PingFang SC,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text)}button,input,select,textarea{font:inherit}button{cursor:pointer}img{display:block;max-width:100%}.app-shell{min-height:100vh;display:flex;flex-direction:column}.mt-20{margin-top:20px}.app-main{flex:1}.site-header{box-shadow:0 2px 10px #0f275414}.header-inner{margin:0 auto;padding:0}.header-brand{display:flex;align-items:center;justify-content:space-between;background:linear-gradient(164deg,#1677ff,#3898ff);color:#fff;padding:20px 10px}.header-logo{width:100px;height:100px;object-fit:contain;flex:0 0 auto}.header-copy{display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:6px;white-space:nowrap;width:min(1200px,calc(100vw - 40px));margin:0 auto}.header-title-cn{font-size:26px;font-weight:700}.header-title-en{font-size:12px;color:#fff}.header-title-sub{font-size:16px;font-weight:700}.header-nav{display:flex;justify-content:center;gap:48px}.nav-link{border:0;background:transparent;color:#4b5b73;font-size:18px;padding:12px 16px 16px;border-bottom:3px solid transparent;transition:color .2s ease,border-color .2s ease}.nav-link.is-active{color:#111d2f;border-bottom-color:var(--brand)}.nav-link-admin{color:var(--brand-strong)}.page-section{padding:30px 0 50px}.page-container{width:min(1200px,calc(100vw - 32px));margin:0 auto}.home-layout{display:flex;align-items:stretch;gap:24px}.home-aside{width:180px;display:flex;align-items:center;justify-content:center}.home-aside img{width:144px}.card-panel{flex:1;background:var(--panel);border-radius:var(--radius);box-shadow:var(--shadow);padding:40px 40px 32px}.card-header{margin-bottom:22px}.section-title{margin:0;font-size:28px;font-weight:700;text-align:center}.headline{margin:0;font-size:clamp(32px,4vw,56px);font-weight:800;line-height:1.2}.intro-content{display:flex;flex-direction:column;gap:26px}.warning-line{margin:0;text-align:center;font-size:20px;font-weight:700;color:var(--danger)}.qr-card{margin:0;padding:24px;border:1px solid #ccd6e5;border-radius:8px;display:flex;flex-direction:column;align-items:center;gap:14px}.qr-image{max-width:480px;width:100%}.qr-caption{font-size:16px;color:var(--muted);text-align:center}.tip-box{background:#fafbfe;border-left:6px solid var(--brand);border-radius:10px;padding:18px 20px;color:#415068;line-height:1.8}.tip-box p{margin:0}.card-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.actions-right{justify-content:flex-end}.countdown-text{margin:0;color:#718198}.checkbox-line{display:inline-flex;align-items:center;gap:10px;color:#314158}.checkbox-line input{width:16px;height:16px}.primary-button,.secondary-button,.query-tab{border-radius:8px;padding:11px 22px;font-weight:600;border:1px solid transparent;transition:all .2s ease}.primary-button{background:var(--success);color:#fff}.primary-button:hover:not(:disabled){background:#26803a}.primary-button:disabled{opacity:.55;cursor:not-allowed}.secondary-button{background:#fff;border-color:#c7d3e3;color:#314158}.secondary-button:hover{border-color:var(--brand);color:var(--brand)}.dialog-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#121f3573;display:grid;place-items:center;padding:20px;z-index:30}.dialog-panel{width:min(720px,100%);background:#fff;border-radius:18px;box-shadow:0 20px 60px 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12px;background:#fff;color:var(--text)}.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px #3888ff1f}.field textarea{resize:vertical;min-height:160px}.radio-row{display:flex;align-items:center;gap:20px;min-height:44px;color:#44546d}.field-error{color:#d42828;font-size:14px}.field-hint{color:#7b8ba1;font-size:14px}.inline-error{margin:8px 0 0}.attachment-list{margin:0;padding-left:18px;color:#485974}.success-card{display:flex;flex-direction:column;gap:20px}.success-copy{text-align:center}.receipt-label{margin:0 0 10px;color:#415068}.receipt-value{margin:0;font-size:clamp(28px,4vw,42px);font-weight:800;color:var(--brand-strong);letter-spacing:1px}.success-note{margin:18px 0 0;color:#667992}.query-card .section-title{font-size:30px}.query-layout{display:grid;grid-template-columns:240px 1fr;gap:24px}.query-tabs{border-right:1px solid #ebf0f6;padding-right:20px}.query-tab{width:100%;text-align:left;background:#f6f8fc;border-color:#d8e2ef;color:#314158}.query-tab.is-active{background:#e9f2ff;border-color:#b8d4ff;color:var(--brand-strong)}.query-body{min-height:220px}.query-form{max-width:520px}.query-form .card-actions{margin-top:18px}.result-panel{margin-top:26px;padding:18px 20px;background:#f9fbff;border:1px solid #dbe5f2;border-radius:12px;line-height:1.9}.result-panel p{margin:0}.site-footer{margin-top:24px;color:#fff;background:#1968dd url(../assets/footer-bg.png) center top / cover repeat}.footer-inner{width:min(1200px,calc(100vw - 32px));margin:0 auto;padding:52px 0 24px;text-align:center}.footer-title{margin:0 0 18px;font-size:25px}.footer-copy{margin:0;color:#ffffffd1}.back-to-top{position:fixed;right:20px;bottom:20px;width:50px;height:50px;border:0;background:transparent;z-index:25}.back-to-top-icon{display:inline-block;width:20px;height:20px;border-top:6px solid #08a2e9;border-right:6px solid #08a2e9;transform:rotate(-45deg)}@media(max-width:960px){.home-layout,.query-layout{grid-template-columns:1fr;display:block}.home-aside{display:none}.query-tabs{border-right:0;border-bottom:1px solid #ebf0f6;padding-right:0;padding-bottom:16px;margin-bottom:16px}}@media(max-width:820px){.header-brand{justify-content:flex-start}.header-copy{white-space:normal}.form-grid{grid-template-columns:1fr}.field-span-2{grid-column:span 1}}@media(max-width:640px){.page-container{width:calc(100vw - 50px)}.header-logo{width:84px;height:84px}.header-title-sub{font-size:12px}.header-nav{gap:28px}.nav-link{font-size:16px}.card-panel{padding:24px 18px}.section-title{font-size:24px}.headline{font-size:30px}.warning-line{font-size:18px}.dialog-header,.dialog-footer,.dialog-body{padding:18px}.footer-title{font-size:20px}}