*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC",sans-serif;color:#17211f;background:#f7faf8}button,input,textarea,select{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.hidden{display:none!important}
:root{--green:#0f766e;--green2:#115e59;--mint:#e8f5f1;--ink:#17211f;--muted:#6b7975;--line:#dce7e3;--surface:#fff;--danger:#c2413b;--amber:#a16207;--navy:#0f172a}
.topbar{height:76px;padding:0 clamp(18px,5vw,64px);display:flex;align-items:center;justify-content:space-between;background:rgba(247,250,248,.92);backdrop-filter:blur(14px);position:sticky;top:0;z-index:40;border-bottom:1px solid rgba(220,231,227,.7)}.brand{display:flex;gap:10px;align-items:center}.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--green);color:white;display:grid;place-items:center;font-weight:800}.brand span:last-child{display:grid;line-height:1.05}.brand small{color:var(--muted);font-size:11px;margin-top:5px;letter-spacing:.08em}.header-actions{display:flex;gap:9px}.btn{border:0;border-radius:12px;padding:11px 16px;font-weight:700;transition:.18s}.btn:hover{transform:translateY(-1px)}.btn.primary{background:var(--green);color:#fff;box-shadow:0 8px 20px rgba(15,118,110,.18)}.btn.ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}.btn.wide{width:100%}
.hero{padding:clamp(36px,6vw,78px) clamp(18px,6vw,84px) 34px;display:flex;justify-content:space-between;gap:42px;align-items:flex-end;max-width:1500px;margin:auto}.hero>div:first-child{max-width:760px}.eyebrow{color:var(--green);font-weight:800;font-size:12px;letter-spacing:.13em}.hero h1{font-size:clamp(36px,5.2vw,72px);line-height:1.02;margin:14px 0 20px;letter-spacing:-.045em}.hero p{font-size:17px;color:var(--muted);line-height:1.75;max-width:650px}.stats{display:flex;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 20px;box-shadow:0 18px 50px rgba(20,60,50,.06)}.stats div{padding:0 20px;min-width:95px}.stats div+div{border-left:1px solid var(--line)}.stats strong{display:block;font-size:28px}.stats span{font-size:12px;color:var(--muted)}
.toolbar{max-width:1500px;margin:0 auto;padding:0 clamp(18px,6vw,84px) 18px;display:flex;gap:12px;justify-content:space-between}.search{background:#fff;border:1px solid var(--line);border-radius:14px;height:48px;display:flex;align-items:center;gap:8px;padding:0 14px;min-width:min(480px,50vw)}.search input{border:0;outline:0;width:100%;background:transparent}.filters{display:flex;gap:8px;overflow:auto}.chip{white-space:nowrap;border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 14px;color:var(--muted);font-weight:700}.chip.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(340px,.85fr);height:min(68vh,720px);min-height:560px;max-width:1500px;margin:0 auto;padding:0 clamp(18px,6vw,84px);gap:14px}.map-wrap,.panel{background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;position:relative}.map-wrap{min-height:500px}#map{height:100%;width:100%}.map-fallback{position:absolute;inset:0;display:grid;place-items:center;background:radial-gradient(circle at 30% 30%,#eff8f5 0,#e5efeb 45%,#dce8e4 100%);background-image:linear-gradient(45deg,rgba(15,118,110,.035) 25%,transparent 25%),linear-gradient(-45deg,rgba(15,118,110,.035) 25%,transparent 25%);background-size:42px 42px;text-align:center;padding:40px}.map-fallback>div{max-width:360px;background:rgba(255,255,255,.9);padding:26px;border-radius:20px;border:1px solid rgba(255,255,255,.9);box-shadow:0 20px 55px rgba(31,60,51,.09)}.map-icon{font-size:42px;color:var(--green)}.map-fallback p{color:var(--muted);line-height:1.6}.map-fallback code{background:#eef3f1;padding:2px 5px;border-radius:5px}.legend{position:absolute;left:14px;bottom:14px;background:rgba(255,255,255,.93);padding:9px 12px;border-radius:12px;font-size:12px;display:flex;gap:14px;z-index:2;box-shadow:0 8px 20px rgba(0,0,0,.07)}.dot{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:5px}.dot.hot{background:#0f766e}.dot.quiet{background:#98a7a2}
.panel{display:flex;flex-direction:column}.panel-head{padding:20px;display:flex;justify-content:space-between;gap:14px;border-bottom:1px solid var(--line)}.panel-head small{color:var(--muted)}.panel-head h2{margin:3px 0 0}.panel-head select{border:1px solid var(--line);border-radius:10px;padding:8px;background:#fff}.parking-list{overflow:auto;padding:10px}.lot-card{border:1px solid transparent;border-radius:18px;padding:14px;transition:.18s}.lot-card:hover{background:#f7faf8;border-color:var(--line)}.lot-top{display:flex;justify-content:space-between;gap:10px}.lot-title{font-weight:800}.lot-meta{font-size:12px;color:var(--muted);margin-top:5px}.count-pill{background:var(--mint);color:var(--green2);padding:5px 8px;height:max-content;border-radius:999px;font-size:11px;font-weight:800}.voucher-row{display:flex;gap:9px;margin-top:12px;overflow:auto;padding-bottom:4px}.voucher-thumb{min-width:112px;border:1px solid var(--line);background:#fff;border-radius:13px;padding:8px;text-align:left}.voucher-thumb img{width:100%;aspect-ratio:1.35;object-fit:cover;border-radius:8px;background:#eef3f1}.voucher-thumb b{display:block;margin-top:6px;font-size:11px}.voucher-thumb span{font-size:10px;color:var(--muted)}.empty{text-align:center;margin:auto;padding:30px}.empty>div{font-size:40px}.empty p{color:var(--muted);line-height:1.6}
.how{max-width:1500px;margin:86px auto;padding:0 clamp(18px,6vw,84px)}.how h2{font-size:34px;margin:9px 0 26px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.steps article{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px}.steps article>b{color:var(--green);font-size:12px}.steps h3{font-size:24px;margin:16px 0 8px}.steps p{color:var(--muted);line-height:1.6;margin:0}
footer{border-top:1px solid var(--line);padding:30px clamp(18px,6vw,84px);display:grid;grid-template-columns:1fr 2fr 1fr;gap:20px;color:var(--muted);font-size:12px;max-width:1500px;margin:auto}footer p{text-align:center;margin:0;line-height:1.6}footer>div:last-child{text-align:right}footer a+a{margin-left:18px}
dialog{border:0;border-radius:24px;padding:0;box-shadow:0 30px 90px rgba(0,0,0,.22);width:min(650px,calc(100vw - 24px));max-height:92vh}dialog::backdrop{background:rgba(11,24,21,.55);backdrop-filter:blur(5px)}#uploadForm{padding:24px;display:grid;gap:16px;overflow:auto;max-height:92vh}.modal-head{display:flex;justify-content:space-between;align-items:flex-start}.modal-head small{color:var(--green);font-weight:800}.modal-head h2{margin:3px 0}.icon-btn{border:0;background:#f0f4f2;border-radius:50%;width:34px;height:34px;font-size:20px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}label,fieldset{font-weight:700;font-size:13px}label>input,label>textarea,label>select,.parking-picker input{width:100%;margin-top:7px;border:1px solid var(--line);border-radius:12px;padding:11px;background:#fff;outline:0}.parking-picker input:focus,label>input:focus,label>textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(15,118,110,.09)}label small{font-weight:400;color:var(--muted);display:block;margin-top:5px}fieldset{border:0;padding:0;margin:0}.segmented{display:flex;margin-top:7px;border:1px solid var(--line);border-radius:12px;padding:3px}.segmented label{flex:1}.segmented input{display:none}.segmented span{display:block;text-align:center;padding:9px;border-radius:9px}.segmented input:checked+span{background:var(--ink);color:#fff}.upload-box{min-height:195px;border:1.5px dashed #9cb4ad;border-radius:18px;background:#f5faf8;display:grid;place-items:center;text-align:center;overflow:hidden;padding:10px}.upload-box input{display:none}.upload-box span{font-size:36px;color:var(--green);display:block}.upload-box b,.upload-box small{display:block;margin-top:5px}.upload-box img{width:100%;max-height:310px;object-fit:contain;border-radius:12px}.compress-info{font-size:11px;color:var(--muted);margin-top:-10px}.consent{display:flex;gap:9px;line-height:1.5;color:#495853}.consent input{width:auto;margin-top:3px}.modal-actions{display:flex;justify-content:flex-end;gap:8px}.privacy-note{text-align:center;color:var(--muted);font-size:11px;margin:0}.detail-modal{padding:24px;position:relative}.detail-close{position:absolute;right:17px;top:17px}.detail-image{width:100%;max-height:55vh;object-fit:contain;background:#f3f6f5;border-radius:15px}.status-bar{display:flex;gap:8px;margin:14px 0}.status{font-size:12px;font-weight:800;padding:6px 9px;border-radius:999px}.status.unused{background:#dff5eb;color:#11734d}.status.used{background:#e5e7eb;color:#55615d}.status.invalid{background:#fbe4e1;color:#a23832}.detail-meta{color:var(--muted);font-size:13px;line-height:1.7}.detail-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:18px}.detail-actions button{font-size:12px}.prose{line-height:1.75}.prose li{margin:8px 0}.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);background:#14211e;color:white;padding:11px 16px;border-radius:12px;opacity:0;pointer-events:none;transition:.2s;z-index:100}.toast.show{opacity:1;transform:translate(-50%,0)}
/* admin */
.admin-body{background:#eef2f1;color:#14211e}.admin-topbar{height:72px;background:var(--navy);color:white;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,4vw,56px)}.brand.inverse small{color:#9ca8b8}.admin-ghost{background:#1e293b;color:white;border:1px solid #334155}.admin-shell{padding:42px clamp(18px,4vw,56px);max-width:1500px;margin:auto}.login-card{background:white;border-radius:22px;padding:30px;max-width:430px;margin:8vh auto;box-shadow:0 25px 70px rgba(15,23,42,.08)}.login-card h1{font-size:34px;margin:8px 0}.login-card p{color:var(--muted);line-height:1.6}.login-card form{display:grid;gap:14px;margin-top:22px}.demo-hint{font-size:11px;color:var(--amber);margin-top:13px;background:#fffbeb;border-radius:10px;padding:9px}.admin-heading{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:24px}.admin-heading h1{font-size:38px;margin:7px 0 0}.admin-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:14px}.admin-stats article,.admin-card{background:#fff;border:1px solid #dce4e2;border-radius:18px}.admin-stats article{padding:18px}.admin-stats small{color:var(--muted)}.admin-stats strong{display:block;font-size:30px;margin-top:8px}.admin-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(280px,.7fr);gap:14px;margin-bottom:14px}.admin-card{padding:20px}.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.card-head small{color:var(--muted);font-weight:800}.card-head h2{margin:4px 0 0}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:13px}th{text-align:left;color:var(--muted);font-size:11px;padding:10px;border-bottom:1px solid var(--line)}td{padding:12px 10px;border-bottom:1px solid #edf1f0}.row-actions{display:flex;gap:5px}.mini-btn{border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 8px}.mini-btn.danger{color:var(--danger)}.settings-card form{display:grid;gap:13px}.toggle-row{display:flex;justify-content:space-between;align-items:center}.toggle-row input{width:auto;margin:0}.moderation-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.moderation-grid>div{background:#f6f8f7;padding:14px;border-radius:12px}.moderation-grid p{color:var(--muted);font-size:12px;line-height:1.55;margin:6px 0}
@media(max-width:980px){.hero{display:block}.stats{margin-top:25px;width:max-content;max-width:100%}.toolbar{display:block}.filters{margin-top:10px}.search{min-width:0;width:100%}.layout{grid-template-columns:1fr;height:auto}.map-wrap{height:50vh;min-height:390px}.panel{max-height:580px}.steps{grid-template-columns:1fr}.admin-grid{grid-template-columns:1fr}.admin-stats{grid-template-columns:repeat(2,1fr)}.moderation-grid{grid-template-columns:repeat(2,1fr)}footer{grid-template-columns:1fr;text-align:left}footer p{text-align:left}footer>div:last-child{text-align:left}}
@media(max-width:600px){.topbar{height:66px}.brand small{display:none}.header-actions .ghost{display:none}.hero{padding-top:30px}.hero h1{font-size:39px}.stats{padding:13px 8px}.stats div{padding:0 12px;min-width:0}.stats strong{font-size:23px}.stats span{font-size:10px}.layout{padding:0 10px}.map-wrap,.panel{border-radius:18px}.map-wrap{height:43vh;min-height:330px}.toolbar{padding-left:12px;padding-right:12px}.two-col{grid-template-columns:1fr}.detail-actions{grid-template-columns:1fr}.admin-shell{padding:24px 12px}.admin-heading{align-items:flex-start}.admin-heading .btn{display:none}.admin-stats{gap:8px}.admin-card{padding:14px}.moderation-grid{grid-template-columns:1fr}}

/* V6 upload parking selector */
.parking-select-section{display:grid;gap:12px}
.parking-select-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.parking-select-head small{display:block;color:var(--muted);font-weight:400;margin-top:4px}
.section-label{font-size:13px;font-weight:800}
.mini-action{border:1px solid var(--line);background:#fff;color:var(--green2);border-radius:10px;padding:7px 10px;font-size:11px;font-weight:800;white-space:nowrap}
.upload-parking-map{height:230px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#eaf2ef;position:relative}
.mini-map-placeholder{position:absolute;inset:0;display:grid;place-items:center;color:var(--muted);font-size:12px;background:radial-gradient(circle at 50% 40%,#f4faf7,#e4efeb)}
.nearby-title{display:flex;justify-content:space-between;align-items:center;font-size:12px;font-weight:800}
.nearby-title small{color:var(--muted);font-weight:400}
.nearby-parking-list{display:grid;gap:7px}
.nearby-parking-item{width:100%;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;display:grid;grid-template-columns:28px 1fr auto;align-items:center;gap:9px;text-align:left;transition:.16s}
.nearby-parking-item:hover{border-color:#9dbdb4;background:#f7fbf9}
.nearby-parking-item.selected{border-color:var(--green);background:#eef9f5;box-shadow:0 0 0 2px rgba(15,118,110,.07)}
.nearby-rank{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:#eef3f1;color:var(--green2);font-size:11px;font-weight:900}
.nearby-main b{font-size:12px;display:block}
.nearby-main small{display:block;color:var(--muted);font-size:10px;margin-top:3px;font-weight:400;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:350px}
.nearby-distance{font-size:10px;color:var(--muted);white-space:nowrap}
.selected-parking input{background:#f9fbfa}
@media(max-width:600px){
  .upload-parking-map{height:200px}
  .nearby-main small{max-width:210px}
  #uploadForm{padding:18px}
}

/* V7 */
.nearby-parking-item .nearby-main b{font-size:13px;line-height:1.35}
.nearby-parking-item.selected .nearby-rank{background:var(--green);color:#fff}
.nearby-parking-item.selected .nearby-distance::before{content:"✓ 已選擇 · ";color:var(--green);font-weight:800}
.selected-parking-hidden{display:none}
.admin-qr-link{display:inline-flex;align-items:center;gap:6px;border:0;background:transparent;padding:0;color:var(--green2);font-weight:800;cursor:pointer}
.admin-qr-thumb{width:42px;height:42px;object-fit:cover;border-radius:8px;border:1px solid var(--line);background:#f3f6f5}
.admin-qr-link:hover{text-decoration:underline}

/* V8 admin QR preview */
#adminImageDialog{width:min(760px,calc(100vw - 24px))}
.admin-image-modal{padding:22px}
#adminImagePreview{display:block;width:100%;max-height:70vh;object-fit:contain;background:#fff}
#adminImageMeta{margin-top:14px}

/* V9 — local-only QR scan / generated QR */
.qr-scan-box{min-height:235px}
.qr-scan-success{width:100%;display:grid;justify-items:center;gap:8px;padding:6px}
.qr-scan-success canvas{width:min(220px,70vw);height:auto;background:#fff;border-radius:14px;padding:10px;border:1px solid var(--line)}
.qr-scan-success b{color:var(--green2)}
.qr-scan-success small{max-width:360px;line-height:1.5;color:var(--muted)}
.generated-qr-thumb{width:100%;aspect-ratio:1.35;background:#fff;border-radius:8px;border:1px solid #edf1ef;display:grid;place-items:center;overflow:hidden}
.generated-qr-thumb canvas{width:82px!important;height:82px!important;max-width:82px;max-height:82px}
.detail-qr-wrap{display:grid;place-items:center;background:#f3f6f5;border-radius:15px;padding:20px}
.detail-qr-wrap canvas{width:min(380px,78vw)!important;height:auto!important;background:#fff;border-radius:12px;padding:10px}
.admin-generated-qr{display:grid;place-items:center;background:#f5f7f6;border-radius:16px;padding:18px}
.admin-generated-qr canvas{width:min(440px,78vw)!important;height:auto!important;background:#fff;border-radius:12px;padding:12px}
.admin-qr-thumb.generated{display:grid;place-items:center;background:#fff;overflow:hidden}
.admin-qr-thumb.generated canvas{width:38px!important;height:38px!important}
.qr-local-privacy{font-size:11px;color:var(--green2);background:#eef8f4;border:1px solid #d6ebe4;border-radius:10px;padding:8px 10px}

/* V12: auth debug badge is admin-only and is created dynamically only after claim verification */
#authDebugBadge:empty{display:none!important}

/* V13 hard fail-safe: public frontend never shows Firebase/Auth debug UI */
#authStatus,
#authDebugBadge {
  display: none !important;
}

/* V15 public release */
.legal-page{max-width:900px;margin:0 auto;padding:48px 20px 80px}
.legal-card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:clamp(24px,5vw,48px);box-shadow:var(--shadow)}
.legal-card h1{margin:8px 0 20px;font-size:clamp(30px,5vw,46px)}
.legal-card h2{margin:28px 0 8px;font-size:18px}
.legal-card p,.legal-card li{line-height:1.8;color:var(--muted)}
.legal-card ul{padding-left:22px}
.legal-note{margin:28px 0;padding:14px 16px;border-radius:12px;background:#f3f8f6}