:root{--bg:#f5efe6;--surface:#fffaf4e6;--surface-strong:#fffdf9;--surface-soft:#f4ebde;--ink:#1e1a17;--muted:#6d635a;--line:#7c5f3f29;--brand:#b85c38;--brand-deep:#8e3f24;--accent:#1f6b5b;--accent-soft:#1f6b5b1f;--danger:#b42318;--shadow:0 30px 80px #3b29191f}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;color:var(--ink);background:radial-gradient(circle at 0 0,#b85c3829,#0000 28%),radial-gradient(circle at 100% 0,#1f6b5b29,#0000 24%),linear-gradient(#f8f1e8 0%,#f7f3ee 36%,#f1ece4 100%);margin:0;font-family:Source Han Sans SC,Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif}button,input,select,textarea{font:inherit}button,select{cursor:pointer}button:disabled{cursor:not-allowed}a{color:inherit;text-decoration:none}.app-shell{min-height:100vh;padding:28px}.topbar,.hero,.studio{width:min(1280px,100%);margin:0 auto}.topbar{justify-content:space-between;align-items:flex-start;gap:24px;display:flex}.brand-block{gap:10px;display:grid}.brand{letter-spacing:.02em;align-items:center;gap:12px;font-size:20px;font-weight:800;display:inline-flex}.brand-mark{color:#fff;background:linear-gradient(135deg,#bf6b41,#1f6b5b);border-radius:14px;justify-content:center;align-items:center;width:42px;height:42px;display:inline-flex;box-shadow:0 12px 28px #1f6b5b38}.brand-note{color:var(--muted);margin:0;font-size:14px;line-height:1.6}.topbar-actions{align-items:center;gap:12px;display:flex}.admin-entry{height:42px;color:var(--brand-deep);background:#fff1e8d6;border:1px solid #b85c382e;border-radius:999px;justify-content:center;align-items:center;padding:0 16px;font-size:14px;font-weight:700;transition:transform .16s,background .16s;display:inline-flex}.admin-entry:hover{background:#ffe9dbf2;transform:translateY(-1px)}.icon-button{border:1px solid var(--line);width:42px;height:42px;color:var(--ink);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffbd;border-radius:14px;justify-content:center;align-items:center;transition:transform .16s,background .16s;display:inline-flex}.icon-button:hover{background:#fffffff5;transform:translateY(-1px)}.hero{grid-template-columns:minmax(0,1fr) 320px;align-items:end;gap:28px;margin-top:54px;display:grid}.hero-copy{gap:18px;display:grid}.eyebrow{width:fit-content;color:var(--accent);background:#fffaf4d1;border:1px solid #1f6b5b24;border-radius:999px;align-items:center;gap:8px;padding:8px 14px;font-size:13px;font-weight:700;display:inline-flex}.hero h1{letter-spacing:-.03em;text-wrap:balance;margin:0;font-family:Source Han Serif SC,Noto Serif SC,STSong,serif;font-size:clamp(42px,6vw,76px);line-height:1.02}.hero p{max-width:760px;color:var(--muted);margin:0;font-size:18px;line-height:1.8}.hero-badges{flex-wrap:wrap;gap:10px;display:flex}.hero-panel{gap:14px;display:grid}.hero-panel-card,.hero-mood-tile{border:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffcf8d1;border-radius:24px;box-shadow:0 16px 38px #3b291914}.hero-panel-card{padding:20px}.hero-panel-label{color:var(--brand);letter-spacing:.08em;font-size:12px;font-weight:800}.hero-panel-title{margin-top:12px;font-family:Source Han Serif SC,Noto Serif SC,STSong,serif;font-size:24px;line-height:1.2}.hero-panel-copy{color:var(--muted);margin-top:10px;line-height:1.7}.hero-mood-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.hero-mood-tile{padding:16px}.hero-mood-tile strong{font-size:15px;display:block}.hero-mood-tile span{color:var(--muted);margin-top:8px;font-size:13px;line-height:1.6;display:block}.hero-badges span,.section-pills span{border:1px solid var(--line);color:var(--muted);background:#ffffffc2;border-radius:999px;justify-content:center;align-items:center;padding:10px 14px;font-size:13px;font-weight:600;display:inline-flex}.studio{gap:24px;margin-top:28px;display:grid}.composer-card,.preview-panel,.history-panel{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-radius:30px}.composer-card{padding:26px}.section-head{justify-content:space-between;align-items:flex-start;gap:18px;display:flex}.card-head{grid-template-columns:auto 1fr;align-items:start;gap:18px;display:grid}.section-head h2,.card-head h3{margin:0;font-size:24px;line-height:1.2}.card-head h3{white-space:nowrap}.section-head p,.card-head p{color:var(--muted);margin:10px 0 0;line-height:1.7}.section-pills{flex-wrap:wrap;justify-content:flex-end;gap:10px;display:flex}.prompt-workbench{grid-template-columns:minmax(0,1fr) 260px;gap:18px;margin-top:22px;display:grid}.prompt-panel{gap:12px;display:grid}.prompt-box{position:relative}.prompt-box textarea{background:var(--surface-strong);width:100%;min-height:230px;color:var(--ink);resize:vertical;border:1px solid #7c5f3f2e;border-radius:24px;outline:none;padding:24px 56px 24px 24px;line-height:1.8;display:block;box-shadow:inset 0 1px #ffffffbf}.prompt-box textarea:focus{border-color:#1f6b5b61;box-shadow:inset 0 1px #ffffffbf,0 0 0 5px #1f6b5b1a}.prompt-meta{color:var(--muted);justify-content:space-between;align-items:center;gap:10px;padding:0 4px;font-size:13px;display:flex}.clear-button{width:32px;height:32px;color:var(--muted);background:var(--surface-soft);border:0;border-radius:10px;justify-content:center;align-items:center;display:inline-flex;position:absolute;top:16px;right:16px}.quick-row{gap:10px;padding-bottom:4px;display:flex;overflow-x:auto}.quick-row button{max-width:320px;color:var(--muted);text-align:left;background:#ffffffd6;border:1px solid #7c5f3f1f;border-radius:18px;flex:none;padding:12px 14px;font-size:13px;line-height:1.55;transition:transform .16s,border-color .16s}.quick-row button:hover{color:var(--ink);border-color:#1f6b5b47;transform:translateY(-1px)}.prompt-side-actions{grid-template-rows:1fr 1.2fr;gap:14px;display:grid}.primary-button,.secondary-button,.danger-button{text-align:left;border:0;border-radius:24px;flex-direction:column;justify-content:center;align-items:flex-start;gap:8px;padding:20px 22px;font-weight:800;transition:transform .16s,opacity .16s,box-shadow .16s;display:inline-flex}.primary-button span,.secondary-button span,.danger-button span{font-size:19px;line-height:1.2}.primary-button small,.secondary-button small,.danger-button small{opacity:.9;font-size:13px;line-height:1.6}.primary-button{color:#fff;background:linear-gradient(135deg,#c05d38,#1f6b5b)}.secondary-button{color:var(--brand-deep);background:linear-gradient(#fff4ea,#fde9d7)}.danger-button{color:var(--danger);background:linear-gradient(#fff3f2,#ffe5e3)}.prompt-action-strong{box-shadow:0 20px 40px #b85c3833}.primary-button:hover:not(:disabled),.secondary-button:hover:not(:disabled),.danger-button:hover:not(:disabled){transform:translateY(-1px)}.primary-button:disabled,.secondary-button:disabled,.danger-button:disabled{opacity:.45}.prompt-action-button{width:100%;min-width:0}.composer-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:18px;margin-top:18px;display:grid}.config-card{background:#ffffffbd;border:1px solid #7c5f3f1f;border-radius:24px;padding:20px}.control-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:16px;display:grid}.control-grid label,.field{gap:8px;display:grid}.control-grid span,.field span{color:var(--muted);font-size:13px;font-weight:600}.control-grid select,.field select,.field input{width:100%;height:48px;color:var(--ink);background:var(--surface-strong);border:1px solid #7c5f3f2e;border-radius:16px;outline:none;padding:0 14px}.reference-head{color:var(--muted);justify-content:space-between;align-items:center;margin-top:16px;font-size:14px;display:flex}.reference-head strong{color:var(--ink);font-size:16px}.reference-tools{grid-template-columns:160px minmax(0,1fr);gap:12px;margin-top:12px;display:grid}.upload-tile{background:#fff8f1c7;border:1px dashed #7c5f3f52;border-radius:16px;justify-content:center;align-items:center;gap:8px;height:48px;display:flex;position:relative}.upload-tile input{opacity:0;position:absolute;inset:0}.upload-tile.disabled{opacity:.45;pointer-events:none}.url-adder{background:var(--surface-strong);border:1px solid #7c5f3f2e;border-radius:16px;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;height:48px;padding:0 10px 0 14px;display:grid}.url-adder input{background:0 0;border:0;outline:none;min-width:0}.url-adder button{background:var(--ink);color:#fff;border:0;border-radius:12px;height:34px;padding:0 14px;font-weight:700}.url-adder button:disabled{opacity:.4}.reference-list{flex-wrap:wrap;gap:10px;margin-top:14px;display:flex}.reference-chip{background:var(--surface-strong);border:1px solid #7c5f3f24;border-radius:16px;align-items:center;gap:8px;height:54px;padding:6px;display:inline-flex}.reference-chip img{object-fit:cover;border-radius:12px;width:42px;height:42px}.reference-chip.text{color:var(--muted);padding-left:14px;font-size:13px}.reference-chip button{width:28px;height:28px;color:var(--muted);background:var(--surface-soft);border:0;border-radius:10px;justify-content:center;align-items:center;display:inline-flex}.reference-empty{color:var(--muted);background:#ffffff73;border:1px dashed #7c5f3f38;border-radius:18px;margin-top:14px;padding:16px;line-height:1.7}.workspace{grid-template-columns:minmax(0,1fr) 360px;gap:18px;display:grid}.preview-panel,.history-panel{overflow:hidden}.panel-head{border-bottom:1px solid #7c5f3f1f;justify-content:space-between;align-items:center;gap:14px;padding:20px 22px;display:flex}.panel-head h2{margin:0;font-size:20px}.panel-head p{color:var(--muted);margin:8px 0 0;font-size:14px}.preview-canvas{aspect-ratio:16/10;background-color:#f8f2ea;background-image:linear-gradient(45deg,#1e1a1708 25%,#0000 25%),linear-gradient(-45deg,#1e1a1708 25%,#0000 25%),linear-gradient(45deg,#0000 75%,#1e1a1708 75%),linear-gradient(-45deg,#0000 75%,#1e1a1708 75%);background-position:0 0,0 14px,14px -14px,-14px 0;background-repeat:repeat,repeat,repeat,repeat;background-size:28px 28px;background-attachment:scroll,scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box,border-box;justify-content:center;align-items:center;padding:22px;display:flex}.preview-canvas.multi{grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch;gap:16px;display:grid}.result-card{flex-direction:column;justify-content:center;align-items:center;gap:12px;margin:0;display:flex}.result-card img,.preview-canvas>img{object-fit:contain;border-radius:22px;max-width:100%;max-height:100%;box-shadow:0 22px 44px #291c1229}.result-card figcaption{color:var(--muted);justify-content:center;align-items:center;gap:10px;font-size:13px;display:flex}.result-card a{background:#fff;border:1px solid #7c5f3f24;border-radius:12px;justify-content:center;align-items:center;width:34px;height:34px;display:inline-flex}.empty-state{color:var(--muted);flex-direction:column;align-items:center;gap:12px;display:flex}.error-message{color:var(--danger);border-top:1px solid #b4231824;padding:16px 22px 20px;font-size:14px;line-height:1.6}.gallery{gap:12px;max-height:760px;padding:18px;display:grid;overflow-y:auto}.gallery-empty{text-align:center;min-height:220px;color:var(--muted);justify-content:center;align-items:center;line-height:1.7;display:flex}.thumb{background:#ffffffd1;border:1px solid #7c5f3f1f;border-radius:20px;grid-template-columns:86px minmax(0,1fr);align-items:center;gap:12px;padding:10px;transition:transform .16s,border-color .16s,box-shadow .16s;display:grid}.thumb:hover{border-color:#1f6b5b3d;transform:translateY(-1px);box-shadow:0 12px 28px #291c1214}.thumb.selected{border-color:#1f6b5b61;box-shadow:0 0 0 4px #1f6b5b1a}.thumb img{aspect-ratio:1;object-fit:cover;cursor:pointer;border-radius:16px;width:86px}.thumb-title{color:var(--ink);text-align:left;-webkit-line-clamp:2;background:0 0;border:0;-webkit-box-orient:vertical;padding:0;font-size:14px;font-weight:700;line-height:1.55;display:-webkit-box;overflow:hidden}.thumb-action{background:var(--accent-soft);color:var(--accent);border:0;border-radius:999px;margin-top:10px;padding:8px 12px;font-size:12px;font-weight:700}.thumb-action:disabled{opacity:.4}.modal-backdrop{z-index:30;background:#1c161257;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.settings-modal{background:#fffcf8f5;border-radius:28px;width:min(460px,100%);padding:22px;box-shadow:0 28px 100px #00000038}.modal-head{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:8px;display:flex}.modal-head h2{margin:0}.modal-head p{color:var(--muted);margin:8px 0 0;line-height:1.7}.spin{animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width:1100px){.workspace{grid-template-columns:1fr}.history-panel{order:2}}@media (max-width:960px){.app-shell{padding:18px}.topbar,.section-head{flex-direction:column;align-items:stretch}.hero{grid-template-columns:1fr}.section-pills{justify-content:flex-start}.prompt-workbench,.composer-grid{grid-template-columns:1fr}.prompt-side-actions{grid-template-rows:none;grid-template-columns:repeat(2,minmax(0,1fr))}.card-head{grid-template-columns:1fr}}@media (max-width:720px){.topbar,.topbar-actions,.prompt-meta,.reference-tools{gap:10px}.topbar,.topbar-actions,.prompt-meta{flex-direction:column;align-items:stretch}.hero{margin-top:38px}.hero h1{font-size:40px;line-height:1.08}.hero p{font-size:16px}.composer-card,.preview-panel,.history-panel{border-radius:24px}.composer-card{padding:18px}.control-grid,.reference-tools,.prompt-side-actions,.preview-canvas.multi,.hero-mood-grid{grid-template-columns:1fr}.preview-canvas{aspect-ratio:1;padding:16px}.gallery{max-height:none}}