:root{--bg: #101314;--bg-soft: #15191a;--panel: #191f20;--panel-raised: #1f2526;--panel-border: #2b3435;--input-bg: #111617;--input-border: #354143;--text: #f4f0e8;--muted: #a9b2ae;--dim: #78827f;--dimmer: #5e6966;--accent: #d56f45;--accent-light: #eba06f;--accent-dark: #973f2b;--teal: #49a398;--teal-soft: #233a39;--blue: #6b84b6;--chip-bg: #202829;--chip-border: #344143;--chip-text: #dfe7e3;--danger-bg: rgba(213, 111, 69, .12);--danger-border: rgba(213, 111, 69, .35)}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg)}body{min-height:100vh;color:var(--text);font-family:Manrope,sans-serif}button,input,select,textarea{font:inherit}button{color:inherit}button:disabled{cursor:not-allowed;opacity:.7}::selection{background:#49a39859}@keyframes feji-spin{to{transform:rotate(360deg)}}@keyframes feji-pulse{0%,to{opacity:1}50%{opacity:.3}}@keyframes feji-fade-up{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.display-font{font-family:Bricolage Grotesque,sans-serif}.app-shell{min-height:100vh;background:radial-gradient(circle at top left,rgba(73,163,152,.15),transparent 32rem),linear-gradient(180deg,#101314,#121516 44%,#0f1213)}input[type=range]{width:100%;height:5px;border-radius:999px;background:#263132;outline:none;appearance:none;-webkit-appearance:none}input[type=range]::-webkit-slider-thumb{width:16px;height:16px;border:2px solid var(--bg);border-radius:50%;background:var(--accent-light);cursor:pointer;-webkit-appearance:none}select{color-scheme:dark}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-box{width:100%;max-width:400px;display:flex;flex-direction:column;align-items:center;gap:28px;text-align:center;animation:feji-fade-up .5s ease}.brand-stack{display:flex;flex-direction:column;align-items:center;gap:10px}.brand-name{font-size:30px;font-weight:700}.login-copy{color:var(--muted);font-size:14.5px;line-height:1.5}.login-form{display:flex;width:100%;flex-direction:column;gap:12px}.login-form .btn-primary{align-self:stretch;justify-content:center}.header{position:sticky;top:0;z-index:20;border-bottom:1px solid var(--panel-border);background:#101314e6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.header-inner{width:min(100%,960px);margin:0 auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand-row,.user-row{display:flex;align-items:center;min-width:0}.brand-row{gap:10px}.user-row{gap:12px}.app-name{font-size:18px;font-weight:700}.app-subtitle{padding-left:8px;margin-left:2px;border-left:1px solid var(--panel-border);color:var(--dim);font-size:12.5px;white-space:nowrap}.user-name{max-width:220px;overflow:hidden;color:#c3cbc7;font-size:13.5px;text-overflow:ellipsis;white-space:nowrap}.container{width:min(100%,960px);margin:0 auto;padding:32px 24px 80px;display:flex;flex-direction:column;gap:28px}.card{display:flex;flex-direction:column;gap:18px;border:1px solid var(--panel-border);border-radius:8px;background:linear-gradient(180deg,var(--panel-raised),var(--panel));padding:24px}.card.fade-up{animation:feji-fade-up .4s ease}.card-title{font-family:Bricolage Grotesque,sans-serif;font-size:18px;font-weight:700}.small-title{font-size:17px}.grid-3,.grid-2{display:grid;gap:14px}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--panel-border);padding-top:18px}.field{display:flex;flex-direction:column;gap:6px;min-width:0}.duration-field,.instrument-field,.lyrics-field{gap:9px}.inline-control{display:flex;gap:8px;margin-top:2px}.grow{flex:1}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.logo-badge{display:flex;align-items:center;justify-content:center;border-radius:14px;background:linear-gradient(135deg,var(--accent),var(--teal));color:#0f1213;font-family:Bricolage Grotesque,sans-serif;font-weight:800}.logo-badge.large{width:56px;height:56px;font-size:26px}.logo-badge.small{width:30px;height:30px;border-radius:8px;font-size:15px}.avatar{width:30px;height:30px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--teal);color:#0e1f1d;font-size:12.5px;font-weight:700}.label{color:var(--muted);font-size:12px;font-weight:600}.large-label{font-size:12.5px}.input,.select,.textarea{width:100%;border:1px solid var(--input-border);border-radius:8px;background:var(--input-bg);color:var(--text);font-family:Manrope,sans-serif;font-size:13px}.input,.select{padding:9px 10px}.select-large{padding:10px 12px;border-radius:8px;font-size:13.5px}.textarea{min-height:96px;padding:13px 15px;resize:vertical;font-size:14.5px;line-height:1.5}.textarea:disabled{opacity:.55}.btn-primary,.btn-generate,.btn-ghost,.btn-link{border:none;cursor:pointer}.btn-ghost:hover,.track-btn:hover{background:var(--chip-bg)}.btn-primary,.btn-generate{align-self:flex-start;display:flex;align-items:center;gap:9px;border-radius:8px;color:#101314;font-weight:700}.btn-primary{padding:11px 20px;background:var(--accent-light);font-size:14px}.btn-primary.idle-empty{background:#3a4544;color:#b9c3bf}.btn-generate{margin-top:4px;padding:13px 26px;background:linear-gradient(135deg,var(--accent-light),var(--teal));font-family:Bricolage Grotesque,sans-serif;font-size:15px}.btn-generate:hover:not(:disabled){filter:brightness(1.08)}.btn-ghost{padding:8px 16px;border:1px solid var(--chip-border);border-radius:8px;background:transparent;color:var(--chip-text);font-size:12.5px;font-weight:600}.btn-ghost.compact{padding:5px 11px;font-size:12px}.btn-link{padding:0;background:none;color:var(--dim);font-size:13px}.btn-link:hover{color:#c3cbc7}.small-link{font-size:12px}.spinner{width:14px;height:14px;display:inline-block;border:2px solid rgba(16,19,20,.3);border-top-color:#101314;border-radius:50%;animation:feji-spin .7s linear infinite}.error-text,.queue-text,.live-box,.caption-preview{font-size:13px}.error-text{color:var(--accent-light)}.queue-text{color:var(--muted)}.live-box,.caption-preview{border:1px solid var(--panel-border);border-radius:8px;background:var(--input-bg);color:var(--muted);line-height:1.6}.live-box{max-height:220px;overflow-y:auto;padding:12px 14px;white-space:pre-wrap}.caption-preview{padding:14px 16px}.chip-row{display:flex;flex-wrap:wrap;gap:7px}.chip,.meta-badge,.inst-tag{border-radius:999px;background:var(--chip-bg);border:1px solid var(--chip-border)}.chip{display:flex;align-items:center;gap:7px;padding:6px 8px 6px 12px;color:var(--chip-text);font-size:12.5px}.chip-x{padding:0;border:none;background:none;color:var(--dim);cursor:pointer;font-size:13px;line-height:1}.lyric-section{display:flex;flex-direction:column;gap:6px;border:1px solid var(--panel-border);border-radius:8px;background:var(--input-bg);padding:12px 14px}.lyric-textarea{width:100%;padding:0;border:none;outline:none;resize:vertical;background:transparent;color:var(--text);font-family:Manrope,sans-serif;font-size:13.5px;line-height:1.6}.section-type-select{border:1px solid var(--input-border);border-radius:6px;background:var(--panel);color:var(--chip-text);padding:5px 9px;font-size:12px;font-weight:700}.track-list{display:flex;flex-direction:column;gap:16px}.track-list-heading{display:flex;align-items:baseline;gap:10px}.section-title{font-size:17px;font-weight:700}.track-count{color:var(--dim);font-size:13px}.track-card{display:flex;flex-direction:column;gap:16px;border:1px solid var(--panel-border);border-radius:8px;background:linear-gradient(180deg,#1d2425,#181e1f);padding:22px 24px}.track-title{overflow:hidden;color:var(--text);font-family:Bricolage Grotesque,sans-serif;font-size:19px;font-weight:600;text-overflow:ellipsis;white-space:nowrap}.track-sub,.status-text{color:var(--dim);font-size:13px}.gen-badge{flex-shrink:0;display:flex;align-items:center;gap:8px;border:1px solid rgba(73,163,152,.35);border-radius:999px;background:#49a39824;padding:6px 12px}.gen-badge-dot{width:7px;height:7px;border-radius:50%;background:var(--teal);animation:feji-pulse 1.1s ease-in-out 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var(--chip-border);border-radius:8px;background:transparent;color:var(--chip-text);padding:10px 14px;cursor:pointer;font-size:13.5px;font-weight:600;text-align:center;text-decoration:none}.track-btn:hover{background:var(--chip-bg)}.track-btn.accent{border-color:var(--teal);background:#49a3981a;color:#8fd8d0}.track-btn.accent:hover{background:#49a39833}.track-btn.compact{flex:0 0 auto;display:flex;align-items:center}.empty-box{border:1px dashed var(--input-border);border-radius:8px;padding:36px;color:var(--dim);font-size:13.5px;text-align:center}@media(max-width:760px){.header-inner{align-items:flex-start;flex-direction:column}.user-row{width:100%;justify-content:space-between}.user-name{flex:1;max-width:none}.container{padding:24px 16px 64px;gap:22px}.card,.track-card{padding:18px}.grid-3,.grid-2{grid-template-columns:1fr}.inline-control,.track-actions{flex-direction:column}.track-btn,.track-btn.compact{width:100%;justify-content:center}.section-heading{align-items:flex-start;flex-direction:column}.section-heading .btn-ghost,.section-heading .btn-link{align-self:flex-start}.player{align-items:stretch}}@media(max-width:460px){.login-wrap{align-items:flex-start;padding-top:64px}.brand-row{flex-wrap:wrap}.app-subtitle{width:100%;margin-left:40px;padding-left:0;border-left:none}.track-title{white-space:normal}.gen-badge{padding:5px 9px}.player{flex-direction:column}.play-btn{align-self:flex-start}.empty-box{padding:28px 18px}}