:root{--ink:#27332f;--muted:#77817b;--line:#e8e8df;--paper:#fbfaf6;--white:#fff;--sage:#dfe9df;--sage-deep:#627966;--warm:#e9c4a8;--clay:#b87959;--shadow:0 18px 55px rgba(50,60,53,.08);font-family:Inter,"Noto Sans TC","Microsoft JhengHei",system-ui,sans-serif;color:var(--ink);background:#f4f4ee;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(ellipse at 18% 0%,#e8ede3 0,transparent 38%),#f4f4ee}.shell{max-width:1440px;margin:auto;padding:0 36px}.topbar{height:82px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(72,87,75,.12)}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-size:15px;font-weight:700;letter-spacing:.06em}.brand-mark{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--sage);color:var(--sage-deep);font-size:20px}.top-actions{display:flex;align-items:center;gap:16px}.quota,.status-pill{font-size:12px;letter-spacing:.025em;color:#59695c;background:#e9eee6;border:1px solid #dce5d9;border-radius:999px;padding:8px 12px}.hidden{display:none!important}.login-panel{max-width:980px;margin:90px auto 110px;background:var(--paper);border:1px solid #e9e8df;border-radius:24px;box-shadow:var(--shadow);padding:64px;display:grid;grid-template-columns:1.2fr .8fr;gap:70px;align-items:center}.eyebrow{margin:0 0 9px;font-size:10px;letter-spacing:.16em;font-weight:700;color:#899487}.login-copy h1{font-family:"Noto Serif TC","PMingLiU",serif;font-size:42px;line-height:1.45;font-weight:500;letter-spacing:.04em;margin:0 0 18px}.muted{color:var(--muted);line-height:1.8;font-size:13px}.login-form{display:flex;flex-direction:column;gap:12px}.login-form label{font-size:12px;font-weight:600}.login-form input,.composer textarea,.brief-fields input,.brief-fields textarea{width:100%;border:1px solid var(--line);border-radius:12px;background:#fff;padding:14px 15px;color:var(--ink);font:inherit;outline:none;transition:border .18s,box-shadow .18s}.login-form input:focus,.composer textarea:focus,.brief-fields input:focus,.brief-fields textarea:focus{border-color:#a7b8a6;box-shadow:0 0 0 3px rgba(167,184,166,.2)}.primary-button{border:0;border-radius:12px;background:#34473b;color:#fff;font:inherit;font-size:13px;font-weight:600;padding:14px 17px;cursor:pointer;transition:transform .15s,background .15s;display:flex;justify-content:space-between;align-items:center}.primary-button:hover{background:#26392e;transform:translateY(-1px)}.form-error{min-height:18px;margin:0;color:#a14f3c;font-size:12px;line-height:1.5}.studio{display:grid;grid-template-columns:minmax(0,1fr) 390px;gap:24px;padding:28px 0 48px;align-items:start}.preview-panel,.guide-panel{background:var(--paper);border:1px solid #e9e8df;border-radius:20px;box-shadow:var(--shadow)}.preview-panel{padding:25px;min-width:0}.preview-heading,.section-heading{display:flex;justify-content:space-between;align-items:center}.preview-heading h1{margin:0 0 18px;font-size:20px;font-weight:600}.status-pill{margin-bottom:18px;white-space:nowrap}.canvas{position:relative;min-height:min(60vw,660px);aspect-ratio:1.45;background:#f2f1eb;border-radius:14px;overflow:hidden;display:grid;place-items:center}.empty-state{max-width:430px;text-align:center;padding:30px}.empty-state h2{font-size:19px;font-weight:550;margin:16px 0 5px}.sunset-art{height:180px;max-width:300px;margin:0 auto 25px;position:relative;overflow:hidden;border-radius:130px 130px 16px 16px;background:linear-gradient(180deg,#efe8d8,#e8d6be 62%,#d9dcca)}.sun{position:absolute;width:74px;height:74px;border-radius:50%;background:#edc795;left:calc(50% - 37px);top:35px;box-shadow:0 0 38px #e9d2a7}.hill{position:absolute;bottom:-35px;width:115%;height:100px;border-radius:50% 50% 0 0}.hill-one{left:-35px;background:#b5c2a9;transform:rotate(-8deg)}.hill-two{right:-45px;bottom:-50px;background:#8f9f89;transform:rotate(8deg)}.spark{position:absolute;color:#fff5df;font-size:19px}.spark-one{top:35px;right:47px}.spark-two{top:68px;left:45px}.result-image{max-width:100%;max-height:min(70vh,780px);width:auto;height:auto;object-fit:contain;display:block;margin:auto}.job-progress{text-align:center;padding:45px 20px}.job-progress p{font-weight:600;margin:18px 0 4px}.job-progress small{color:var(--muted)}.spinner{width:34px;height:34px;border:3px solid #e3e9df;border-top-color:#637b68;border-radius:50%;margin:auto;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.preview-footer{display:flex;justify-content:space-between;gap:16px;align-items:center;padding:13px 2px 25px;min-height:55px}.download-link{color:#4f6d55;font-size:12px;text-decoration:none;font-weight:650}.gallery-block{border-top:1px solid var(--line);padding-top:21px}.section-heading h2,.section-heading h3{margin:0 0 14px;font-size:16px;font-weight:600}.quiet-button,.icon-button{background:transparent;border:0;color:#68766c;font:inherit;font-size:12px;cursor:pointer}.quiet-button:hover,.icon-button:hover{color:#26392e}.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(108px,1fr));gap:10px;min-height:40px}.gallery-item{padding:0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#f0f0e9;aspect-ratio:1;cursor:pointer}.gallery-item img{width:100%;height:100%;object-fit:cover}.gallery-grid>.muted{grid-column:1/-1}.guide-panel{padding:23px;position:sticky;top:16px;display:flex;flex-direction:column;min-height:calc(100vh - 140px);max-height:calc(100vh - 106px)}.guide-heading{display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line);padding-bottom:17px}.guide-avatar{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:#e4ebdf;color:#58725e;font-size:22px}.guide-heading .eyebrow{margin-bottom:3px}.guide-heading h2{margin:0;font-size:15px;font-weight:650}.icon-button{margin-left:auto;width:34px;height:34px;border-radius:50%;font-size:20px}.icon-button:hover{background:#eef0e9}.guide-status{color:#a14f3c;font-size:11px;line-height:1.6;margin-top:10px}.conversation{flex:1;overflow:auto;display:flex;flex-direction:column;gap:12px;padding:18px 1px}.message{max-width:91%;padding:12px 14px;border-radius:14px;font-size:13px;line-height:1.75;white-space:pre-wrap}.assistant-message{background:#f0f1eb;align-self:flex-start;border-bottom-left-radius:4px}.user-message{background:#e2ebe0;align-self:flex-end;border-bottom-right-radius:4px}.question-area{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:11px}.chip{border:1px solid #d9e1d5;border-radius:999px;background:#fff;color:#526553;padding:8px 11px;font:inherit;font-size:11px;cursor:pointer}.chip:hover{background:#edf2e9}.chip.reroll{color:#897058;border-color:#eadfd1}.composer{border:1px solid var(--line);border-radius:14px;background:#fff;padding:10px 11px}.composer textarea{border:0;box-shadow:none!important;resize:vertical;min-height:58px;max-height:130px;padding:4px;font-size:12px;line-height:1.6}.composer-footer{display:flex;align-items:center;justify-content:space-between;color:#9ba39b;font-size:10px}.send-button{width:31px;height:31px;border:0;border-radius:50%;background:#34473b;color:#fff;font-size:18px;cursor:pointer}.brief-area{border-top:1px solid var(--line);margin-top:15px;padding-top:15px;max-height:45%;overflow:auto}.brief-fields{display:grid;gap:8px}.brief-field label{display:block;margin:0 0 5px;color:#788279;font-size:10px}.brief-fields input,.brief-fields textarea{padding:9px 10px;font-size:11px;border-radius:9px}.brief-fields textarea{resize:vertical;min-height:52px}.draw-button{width:100%;margin-top:12px}.guide-footnote{border-top:1px solid var(--line);margin-top:14px;padding-top:12px;color:#919990;font-size:10px;line-height:1.6}.site-footer{display:flex;justify-content:space-between;padding:0 0 22px;color:#9ca49b;font-size:10px;letter-spacing:.03em}
@media(max-width:1050px){.studio{grid-template-columns:minmax(0,1fr) 350px}.shell{padding:0 22px}.canvas{min-height:510px}}
@media(max-width:760px){.shell{padding:0 14px}.topbar{height:64px}.login-panel{margin:35px auto 55px;padding:28px 22px;grid-template-columns:1fr;gap:22px;border-radius:18px}.login-copy h1{font-size:32px}.studio{display:flex;flex-direction:column;padding-top:15px;gap:14px}.preview-panel,.guide-panel{width:100%;border-radius:16px}.preview-panel{padding:16px}.canvas{min-height:310px;aspect-ratio:1}.empty-state{padding:18px}.sunset-art{height:140px;max-width:235px}.guide-panel{position:static;min-height:600px;max-height:none;padding:18px}.conversation{min-height:150px;max-height:320px}.brief-area{max-height:none}.site-footer{padding:0 2px 16px;gap:10px;flex-wrap:wrap}.preview-heading h1{font-size:18px}.status-pill{font-size:10px;padding:7px 9px}}
.auth-card{display:flex;flex-direction:column;gap:18px}.auth-switch{display:grid;grid-template-columns:1fr 1fr;padding:4px;border-radius:12px;background:#eff0e9}.auth-tab{border:0;border-radius:9px;padding:10px;background:transparent;color:#69766d;font:inherit;font-size:12px;cursor:pointer}.auth-tab.active{background:#fff;color:#34473b;font-weight:650;box-shadow:0 2px 8px rgba(50,60,53,.08)}.auth-help{margin:0;color:#899187;font-size:11px;line-height:1.6}.account-alias{font-size:12px;font-weight:650;color:#526553}
.retention-notice{margin:0 0 15px;padding:11px 14px;border-radius:10px;background:#edf1e9;color:#405748;font-size:12px;line-height:1.65}.gallery-card{display:flex;min-width:0;flex-direction:column;gap:7px}.gallery-item{width:100%;display:grid;place-items:center}.gallery-item.expired{border-style:dashed;color:#755a48;font-size:11px;cursor:default}.gallery-card-footer{display:flex;flex-direction:column;align-items:flex-start;gap:4px;min-width:0}.gallery-expiry{color:#68766c;font-size:10px;line-height:1.5}.gallery-expiry.expired-text{color:#8b5544}.gallery-download{color:#4f6d55;font-size:11px;font-weight:650;text-decoration:underline;text-underline-offset:3px}.gallery-download:hover{color:#26392e}