/* 手机优先：深色卡片、清晰层级与轻量金色强调。 */
:root{color-scheme:dark;--bg:#1e1e28;--card:#292936;--inset:#20202b;--text:#f3f0e9;--muted:#aeabba;--gold:#e9c990;--line:rgba(233,219,191,.13);--danger:#f7b5ad;--journey:120px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-padding-top:var(--journey)}
body{font:14px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);-webkit-text-size-adjust:100%;text-size-adjust:100%}
button,input,select,textarea{font:inherit;color:inherit}
button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}
button,a{touch-action:manipulation}
button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.42}
a{color:inherit;text-decoration:none}img,svg{max-width:100%;display:block}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
h2:focus{outline:none}.hidden{display:none!important}.shell{width:min(660px,calc(100% - 32px));margin-inline:auto;min-width:0}
.skip-link{position:fixed;top:-100px;z-index:100;background:var(--gold);color:var(--bg);padding:12px}.skip-link:focus{top:0}
.site-header{padding:32px 2px 22px}.eyebrow{display:flex;align-items:center;gap:10px;font-size:10px;letter-spacing:2px;color:var(--gold)}.eyebrow i{width:3px;height:3px;border-radius:50%;background:currentColor}
.site-header h1{font-size:clamp(26px,7vw,38px);letter-spacing:-1px;line-height:1.4;margin:12px 0 9px;font-weight:750}.site-header em{font-style:normal;color:var(--gold)}.site-header p{font-size:12px;color:var(--muted)}
.task-tabs{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:18px}
.task-tabs button{display:flex;align-items:center;gap:10px;min-width:0;min-height:78px;padding:13px 12px;border-radius:14px;border:1px solid var(--line);background:transparent;text-align:left;color:var(--muted)}
.task-tabs button.active{background:rgba(233,201,144,.07);border-color:rgba(233,201,144,.5);color:var(--gold)}
.task-tabs svg{width:23px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.4;stroke-linejoin:round}
.task-tabs span{font-weight:650;font-size:14px;min-width:0}.task-tabs small{display:block;font-size:10px;font-weight:400;color:var(--muted);margin-top:3px;white-space:nowrap;letter-spacing:-.2px}
.journey{position:sticky;top:env(safe-area-inset-top);z-index:5;background:var(--bg);padding:10px 0 12px;margin-bottom:10px}
.journey-top{display:flex;justify-content:space-between;gap:10px;font-size:10px;color:var(--muted);padding:0 2px;margin-bottom:8px}
progress{appearance:none;border:0;width:100%;height:3px;background:#353540;display:block;border-radius:3px;overflow:hidden}
progress::-webkit-progress-bar{background:#353540}progress::-webkit-progress-value{background:var(--gold)}progress::-moz-progress-bar{background:var(--gold)}
.stepper{display:flex;gap:4px;margin-top:8px}.stepper button{flex:1;min-width:0;min-height:44px;border:0;background:transparent;color:var(--muted);font-size:11px;border-radius:7px}.stepper button.active{background:rgba(233,201,144,.08);color:var(--gold)}.stepper b{margin-right:6px;font-weight:500}
.task-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:23px 20px;overflow-wrap:anywhere}
.step-kicker{font-size:9px;letter-spacing:2px;color:var(--gold);display:block;margin-bottom:7px}.task-card h2{font-size:20px;line-height:1.5;font-weight:650;letter-spacing:-.4px;scroll-margin-top:var(--journey)}
.guide{color:var(--muted);font-size:13px;margin-top:14px;line-height:1.9;white-space:pre-line}.mini-note{font-size:11px;line-height:1.8;color:var(--muted);margin-top:12px;white-space:pre-line}.mini-note:empty{display:none}
.caption{font-size:10px;color:var(--muted);letter-spacing:.5px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;border-radius:10px;border:1px solid rgba(233,201,144,.26);background:rgba(233,201,144,.045);color:var(--gold);padding:11px 16px;font-weight:600;font-size:13px;line-height:1.5;max-width:100%;text-align:center}
.btn.primary{background:var(--gold);border-color:transparent;color:#27221c}.btn span{margin-left:auto}.btn:active,.text-button:active{opacity:.72}.btn-small{font-size:12px;min-height:44px;padding:9px 12px;flex-shrink:0}
.text-button{border:0;background:transparent;min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:6px 2px;font-size:11px;color:var(--gold);flex-shrink:0}
.album-ticket{display:flex;align-items:center;gap:12px;justify-content:space-between;background:var(--inset);border:1px solid var(--line);padding:14px;border-radius:12px;margin-top:20px}
.album-ticket>div{min-width:0}.album-ticket strong{display:block;color:var(--gold);font-size:20px;letter-spacing:.5px;margin-top:5px;overflow-wrap:anywhere}
.tutorial{display:flex;gap:18px;align-items:center;width:100%;border:0;border-top:1px solid var(--line);background:transparent;padding-top:17px;margin-top:20px;text-align:left;color:var(--text)}
.tutorial img{width:72px;height:86px;object-fit:contain;background:#fff;border-radius:8px;border:1px solid var(--line)}.tutorial span{font-size:12px}.tutorial small{display:block;color:var(--gold);font-size:11px;margin-top:7px}.tutorial b{margin-left:14px;font-weight:400}
.card-actions{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}.card-actions .btn{flex:1}.card-actions>.text-button{min-width:48px;color:var(--muted)}
.video-card{display:flex;align-items:center;flex-wrap:wrap;gap:12px;background:var(--inset);padding:18px;border-radius:12px;margin-top:20px;border:1px solid var(--line)}.video-icon{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:rgba(233,201,144,.08);color:var(--gold);font-size:26px;line-height:1}.video-card strong{font-size:13px}.video-card .btn{width:100%;margin-top:5px}
.copy-paper,.target-card{padding:12px 15px 16px;border:1px solid var(--line);border-radius:12px;background:var(--inset);margin-top:18px}.field-head{display:flex;gap:10px;align-items:center;justify-content:space-between;min-width:0}.copy-box{font-size:17px;line-height:1.9;margin:7px 0 16px;white-space:pre-line;user-select:text;overflow-wrap:anywhere}.copy-paper>.btn{width:100%}.subheading{font-size:15px;margin-top:23px;font-weight:600;line-height:1.7}
.target-card{margin-top:12px;padding-bottom:4px}.target-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:6px 0 4px}.target-button{border:1px solid rgba(233,201,144,.25);background:rgba(233,201,144,.06);border-radius:9px;min-height:58px;font-size:13px;padding:10px 3px;color:var(--gold);min-width:0;overflow-wrap:anywhere}.target-button small{display:block;font-size:9px;color:var(--muted);margin-top:3px}.mode-switch{display:flex;justify-content:flex-end;gap:16px;flex-wrap:wrap;text-align:right}.mode-switch .text-button{color:var(--muted);font-size:10px}
.form-label{display:block;font-size:12px;margin:19px 0 8px;font-weight:500}.text-input,select{display:block;width:100%;max-width:100%;min-height:48px;padding:11px 12px;border:1px solid var(--line);border-radius:9px;background:var(--inset);font-size:16px;outline:none}.text-input:focus,select:focus{border-color:var(--gold)}textarea{resize:vertical}.text-input::placeholder{font-size:12px;color:#8a8798}
.upload-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px 12px;margin-top:20px}.upload-field{min-width:0}.upload-label{display:block;font-size:11px;margin-bottom:7px}.upload-slot{position:relative;display:grid;place-items:center;height:125px;background:var(--inset);border:1px dashed #64606b;border-radius:10px;overflow:hidden}.upload-slot:focus-within{outline:2px solid var(--gold);outline-offset:2px}.upload-slot.has-image{border-color:var(--gold);border-style:solid}.upload-slot input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;z-index:2}.upload-slot img{width:100%;height:123px;object-fit:contain}.upload-placeholder{text-align:center;font-size:10px;color:var(--muted)}.upload-placeholder b{display:block;font-size:27px;font-weight:300;color:var(--gold);line-height:1.5}.file-actions{display:flex;align-items:center;justify-content:space-between;gap:4px;min-height:32px;font-size:10px;color:var(--muted)}.file-actions .text-button{min-height:44px;min-width:44px;font-size:10px}.file-actions span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.consent{display:flex;align-items:center;gap:9px;min-height:44px;margin-top:16px;color:var(--muted);font-size:11px}.consent input{accent-color:var(--gold);width:18px;height:18px;flex-shrink:0}.warning{font-size:12px;color:var(--danger);background:rgba(255,133,120,.06);border:1px solid rgba(255,133,120,.22);padding:12px;border-radius:10px;margin:12px 0;overflow-wrap:anywhere}
#publishSelector{margin:8px 0 16px}#publishSelector>label{display:block;color:var(--muted);font-size:11px;margin-bottom:7px}.empty,.loading-card{padding:35px 16px;text-align:center;color:var(--muted);font-size:13px;border:1px solid var(--line);border-radius:14px;background:var(--card)}
.material-card{display:flex;gap:10px;align-items:center;flex-wrap:wrap;border:1px solid var(--line);border-radius:12px;padding:15px;margin-top:20px;background:var(--inset)}.material-icon{font-size:34px;color:var(--gold);line-height:1}.material-card>span:not(.material-icon){font-size:13px;flex:1}.material-card small{display:block;font-size:10px;color:var(--muted)}.material-card .btn{margin-left:auto}
.receipt{text-align:center;padding:30px 22px}.receipt-icon{display:grid;place-items:center;margin:0 auto 16px;background:rgba(233,201,144,.08);width:58px;height:58px;border-radius:50%;font-size:26px;color:var(--gold)}.receipt h2{font-size:23px}.passcode-box{border:1px solid rgba(233,201,144,.35);border-radius:14px;background:var(--inset);padding:20px;margin:24px 0 16px}.passcode-box strong{display:block;font-size:26px;color:var(--gold);letter-spacing:2px;line-height:1.5;margin:12px 0 18px;overflow-wrap:anywhere}.passcode-box .btn{width:100%}.reward-state{border:1px solid var(--line);border-radius:10px;padding:13px;margin-top:16px;color:var(--gold);font-size:12px;white-space:pre-line}.contact{border-top:1px solid var(--line);margin-top:20px;padding-top:15px}.contact p{font-size:12px;white-space:pre-line}.contact img{width:140px;max-height:200px;object-fit:contain;margin:10px auto}.receipt-actions{display:flex;justify-content:center;gap:15px;flex-wrap:wrap;margin-top:14px}
.site-footer{text-align:center;font-size:10px;letter-spacing:1px;color:#8d899e;padding:25px 0 32px}
.toast{position:fixed;bottom:calc(22px + env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);background:#f0dfbd;color:#25212a;border-radius:11px;padding:12px 17px;max-width:calc(100% - 32px);width:max-content;font-size:12px;opacity:0;pointer-events:none;z-index:100;transition:opacity .2s}.toast.visible{opacity:1}
.overlay{position:fixed;inset:0;background:#111119cc;display:grid;place-items:center;z-index:90}.overlay-box{background:var(--card);padding:30px 40px;border:1px solid var(--line);border-radius:18px;text-align:center;font-size:13px}.spinner{display:block;width:30px;height:30px;border:2px solid var(--line);border-top-color:var(--gold);border-radius:50%;margin:0 auto 15px;animation:spin 1s linear infinite}
dialog{color:var(--text);background:var(--bg);padding:0;border:1px solid var(--line);border-radius:16px;width:min(720px,calc(100% - 22px));max-height:90dvh;max-height:90vh;margin:auto;overflow:hidden}dialog::backdrop{background:rgba(10,10,16,.86)}.viewer-head{display:flex;justify-content:space-between;align-items:center;padding:8px 18px;border-bottom:1px solid var(--line)}.viewer-head h2{font-size:14px;font-weight:500}.viewer-image-wrap{overflow:auto;max-height:calc(90vh - 62px);overscroll-behavior:contain;padding:10px}.viewer-image-wrap img{width:100%;height:auto;background:white}.viewer-image-wrap p{text-align:center;padding:30px 12px;font-size:12px}body.viewer-open{position:fixed;top:var(--viewer-top);width:100%;overflow:hidden}
/* 教程强调关键局部，审核规则在提交前可见。 */
.benefit-strip{display:flex;gap:8px;flex-wrap:wrap;margin-top:17px}.benefit-strip span{padding:4px 9px;border:1px solid var(--line);border-radius:20px;font-size:10px;color:var(--muted)}
.lock-notice{font-size:12px;color:var(--gold);line-height:1.8;padding:0 3px 18px}.task-tabs button.active:disabled{opacity:1}.task-tabs small{white-space:normal}.checklist{padding:12px;border-radius:10px;background:var(--inset);font-size:12px;align-items:flex-start}.checklist input{margin-top:2px}
.app-mock{background:#fff;color:#24232a;border-radius:16px;margin-top:20px;padding:17px;box-shadow:0 8px 24px #00000012}.mock-top{display:flex;justify-content:space-between;gap:10px;align-items:center;font-size:12px}.mock-top b{font-size:15px}.mock-top em{color:#ed3f66;font-style:normal}.mock-name{display:flex;gap:12px;align-items:center;padding:22px 0;border-bottom:1px solid #eee}.mock-name>span{display:grid;place-items:center;background:#f3f3f5;color:#c5c7cb;font-size:30px;width:44px;height:44px;border-radius:8px;flex-shrink:0}.mock-name strong{font-size:17px;font-weight:500}.mock-public{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:17px 0 8px;font-size:14px}.mock-public small{display:block;font-size:10px;color:#777;margin-top:3px}.mock-public i{display:block;position:relative;background:#35ce85;width:40px;height:24px;border-radius:20px;flex-shrink:0}.mock-public i:after{content:'';position:absolute;width:20px;height:20px;top:2px;right:2px;background:white;border-radius:50%}.app-mock .mock-caption{font-size:9px;color:#8b8992;margin-top:9px;padding:0;text-align:left}
.quick-steps{margin:18px 0 0;padding-left:24px;font-size:13px;color:var(--muted)}.quick-steps li{padding:4px 0 4px 5px}.text-tutorial{padding:16px;background:var(--inset);border:1px solid var(--line);border-radius:12px;gap:15px}.text-tutorial .tutorial-symbol{font-size:30px;color:var(--gold);line-height:1}.comment-checks{padding:6px 0 12px}.comment-checks .consent{margin-top:4px;font-size:11px;min-height:44px}.recommended{padding:14px 16px;border:1px solid #e9c99055;background:#e9c99008;border-radius:12px;margin-top:18px}.recommended p{font-size:14px;line-height:1.9;white-space:pre-line}.recommended .caption{color:var(--gold)}.recommended>div>div{border-bottom:1px solid var(--line);padding-top:8px}.recommended>div>div:last-child{border:0}
.audit-warning{border:1px solid #e7a66a66;border-left:3px solid #e7a66a;background:#e7a66a0b;border-radius:12px;padding:16px;margin-top:18px;text-align:left}.audit-warning strong{font-size:14px;color:#f0c99f}.audit-warning p{font-size:12px;color:#d2bdaa;line-height:1.9;margin-top:8px}.receipt-timeline{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 9px;margin-top:20px}.receipt-timeline span{font-size:11px;padding:5px 9px;border:1px solid var(--line);border-radius:8px;color:var(--gold)}
#historyBox{margin-bottom:20px}#collectStart>.btn{margin-top:20px}#publishSelector h2{font-size:20px}#publishSelector.task-card{margin-top:18px}.tutorial-step{padding:12px 8px 22px}.tutorial-step h3{font-size:19px}.tutorial-step .guide{margin:8px 0 15px}.tutorial-step>img{width:100%;height:auto;background:#fff;border-radius:10px}.tutorial-step+.tutorial-step{border-top:1px solid var(--line);padding-top:24px}.tutorial-pager{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding:4px 18px;font-size:12px;color:var(--muted)}#tutorialContent{max-height:calc(88vh - 118px);padding:14px 18px}#tutorialContent p{padding:0;text-align:left}#tutorialContent .mock-caption{font-size:9px}.comment-mock{border-radius:12px;background:#f6f5f7;color:#26242c;padding:20px;font-size:14px}.comment-mock small{font-size:10px;color:#8b8595}.comment-mock p{margin:18px 0;font-size:15px!important;line-height:1.8}.comment-mock b{display:block;color:#e34b70;font-weight:500;font-size:13px}
/* 单入口与三份作品证明延续原卡片，图片保持真实比例。 */
.entry-actions{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;flex-wrap:wrap}.entry-actions:has(#returnCurrent.hidden){justify-content:flex-end}.entry-actions #historyBox{max-width:100%;min-width:100px;margin-bottom:10px}.entry-actions select{max-width:580px}summary{cursor:pointer;min-height:44px;line-height:44px;color:var(--gold);font-size:13px}summary:focus-visible{outline:2px solid var(--gold);outline-offset:2px}.lock-notice:empty{display:none}
#entryIntro{margin-bottom:16px}#entryGuide p+p{margin-top:8px}.entry-tutorials{display:flex;flex-wrap:wrap;gap:8px 18px}.follow-name{font-size:15px;color:var(--gold);margin-top:14px}.follow-qr{width:min(280px,100%);height:auto;object-fit:contain;margin:16px auto;background:#fff}.work-proofs{grid-template-columns:minmax(0,1fr);gap:22px}.work-proofs .upload-field{border:1px solid var(--line);border-radius:12px;padding:16px;background:var(--inset)}.work-proofs h3{font-size:16px;color:var(--gold)}.work-proofs .upload-label{margin-top:14px}.work-proofs .upload-slot{height:170px}.work-proofs .upload-slot img{height:168px}#tutorialSupport{margin-top:18px;padding-block:12px}#tutorialSupport .contact{margin-top:8px}#tutorialContent{max-height:calc(90vh - 62px);padding:8px 10px}#tutorialContent .tutorial-step{padding:6px 4px 12px}#tutorialContent .step-kicker{display:none}#tutorialContent h3{font-size:15px}#tutorialContent .guide{font-size:11px;margin:4px 0 8px}
@keyframes spin{to{transform:rotate(360deg)}}
@media(min-width:600px){.site-header{padding-top:46px}.task-card{padding:28px}.task-tabs button{padding:18px}.task-tabs small{font-size:11px}.task-tabs svg{width:27px}.task-tabs span{font-size:16px}.task-card h2{font-size:24px}.upload-slot{height:165px}.upload-slot img{height:163px}.tutorial img{width:86px;height:96px}.target-button{min-height:68px}.card-actions .btn{flex:0 1 auto;min-width:180px}.card-actions{justify-content:flex-end}.card-actions>.text-button{margin-right:auto}}
@media(max-width:359px){.shell{width:calc(100% - 24px)}.site-header{padding-top:24px}.task-tabs{gap:8px}.task-tabs button{padding:12px 9px;gap:7px}.task-tabs svg{width:19px}.task-tabs small{font-size:9px}.task-tabs span{font-size:13px}.task-card{padding:19px 15px}.task-card h2{font-size:18px}.album-ticket{padding:12px 10px;gap:8px}.album-ticket strong{font-size:18px}.btn-small{padding:9px}.target-grid{gap:6px}.target-button{font-size:12px}.copy-paper,.target-card{padding-inline:12px}.upload-slot{height:112px}.upload-slot img{height:110px}.subheading{font-size:14px}.stepper button{font-size:10px}.stepper b{margin-right:3px}.card-actions{gap:9px}.card-actions .btn{font-size:12px;padding:10px}}
@media(max-height:500px){.journey{position:static}html{scroll-padding-top:10px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}