*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0f0f12;--bg2: #16161c;--bg3: #1e1e26;--bg4: #26262f;--border: #2e2e38;--border2: #3a3a48;--text: #e8e8f0;--text2: #9090a8;--text3: #5a5a70;--accent: #6366f1;--accent2: #818cf8;--accent-bg: rgba(99,102,241,.12);--green: #22d3a0;--green-bg: rgba(34,211,160,.1);--amber: #f59e0b;--red: #f43f5e;--radius: 10px;--radius-sm: 6px;font-family:DM Sans,sans-serif}body{background:var(--bg);color:var(--text);min-height:100vh}.app-shell{display:flex;height:100vh;overflow:hidden}.sidebar{width:220px;flex-shrink:0;background:var(--bg2);border-right:1px solid var(--border);display:flex;flex-direction:column}.sidebar-logo{padding:16px 18px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px}.logo-mark{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,#6366f1,#818cf8);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:#fff}.logo-text{font-size:14px;font-weight:600}.logo-text span{color:var(--accent2)}.sidebar-nav{flex:1;overflow-y:auto;padding:8px 0;scrollbar-width:none}.sidebar-nav::-webkit-scrollbar{display:none}.nav-section{padding:12px 14px 4px;font-size:10px;font-weight:600;letter-spacing:.08em;color:var(--text3);text-transform:uppercase}.nav-item{display:flex;align-items:center;gap:10px;padding:8px 14px;cursor:pointer;font-size:13px;color:var(--text2);position:relative;transition:background .12s,color .12s}.nav-item:hover{background:var(--bg3);color:var(--text)}.nav-item.active{background:var(--accent-bg);color:var(--accent2)}.nav-item.active:before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--accent)}.nav-icon{width:16px;height:16px;flex-shrink:0}.main-area{flex:1;display:flex;flex-direction:column;overflow:hidden}.topbar{padding:0 24px;height:52px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;background:var(--bg2);flex-shrink:0}.topbar-title{font-size:15px;font-weight:500}.topbar-status{font-size:11px;color:var(--text3);display:flex;align-items:center;gap:6px}.status-dot{width:7px;height:7px;border-radius:50%;background:var(--green)}.panel-content{flex:1;overflow-y:auto;padding:24px;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.form-group{margin-bottom:16px}.form-label{display:block;font-size:11px;font-weight:500;letter-spacing:.04em;color:var(--text2);margin-bottom:6px;text-transform:uppercase}.form-input,.form-select,.form-textarea{width:100%;background:var(--bg4);border:1px solid var(--border2);border-radius:var(--radius-sm);padding:9px 12px;color:var(--text);font-size:13px;font-family:DM Sans,sans-serif;outline:none;transition:border-color .15s}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--accent)}.form-select{cursor:pointer}.form-textarea{resize:vertical;min-height:90px;line-height:1.6}.btn{padding:8px 18px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;cursor:pointer;border:none;font-family:DM Sans,sans-serif;transition:all .15s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:#5254cc}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{background:transparent;color:var(--text2);border:1px solid var(--border2)}.btn-ghost:hover{background:var(--bg3);color:var(--text)}.btn-sm{padding:5px 12px;font-size:12px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}.flex-row{display:flex;gap:10px;align-items:center}.card{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.section-header{font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--text3);margin-bottom:14px}.chip-group{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:4px}.chip{padding:5px 13px;border-radius:20px;font-size:12px;cursor:pointer;border:1px solid var(--border2);color:var(--text2);background:transparent;transition:all .12s;font-family:inherit}.chip:hover{border-color:var(--accent2);color:var(--text)}.chip.selected{background:var(--accent-bg);border-color:var(--accent);color:var(--accent2)}.status-bar{display:flex;align-items:center;gap:10px;padding:10px 0;min-height:32px}.status-text{font-size:12px;color:var(--text2)}.progress-wrap{flex:1;height:3px;background:var(--bg4);border-radius:2px;overflow:hidden}.progress-fill{height:100%;background:var(--accent);border-radius:2px;transition:width .4s ease}.spinner{width:14px;height:14px;border:2px solid var(--bg4);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(360deg)}}.img-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}.img-cell{aspect-ratio:1;border-radius:var(--radius);overflow:hidden;background:var(--bg4);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;position:relative}.img-cell img{width:100%;height:100%;object-fit:cover}.img-cell-empty{flex-direction:column;gap:6px;color:var(--text3);font-size:11px}.result-box{margin-top:18px}.result-video{width:100%;border-radius:var(--radius);border:1px solid var(--border);background:#000}.result-audio{width:100%;margin-top:10px}.blog-output{margin-top:18px;background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.blog-output-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.blog-body{font-size:14px;line-height:1.8;color:var(--text2);white-space:pre-wrap}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px}.stat-card{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.stat-label{font-size:11px;color:var(--text3);margin-bottom:4px}.stat-value{font-size:22px;font-weight:600}.stat-sub{font-size:11px;color:var(--green);margin-top:4px}.tool-cards{display:grid;grid-template-columns:1fr 1fr;gap:12px}.tool-card{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);padding:16px;cursor:pointer;transition:border-color .15s,background .15s}.tool-card:hover{border-color:var(--accent);background:var(--bg4)}.tool-card-icon{font-size:22px;margin-bottom:8px}.tool-card-title{font-size:14px;font-weight:500;margin-bottom:4px}.tool-card-desc{font-size:12px;color:var(--text3);line-height:1.5}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}