:root{color-scheme:dark;--bg: #050509;--bg-elevated: #15151d;--bg-elevated-soft: #171821;--border-subtle: #262637;--text-main: #f7f7ff;--text-sub: #a3a4b5;--accent: #ff7710;--accent-soft: rgba(255, 119, 16, .16);--danger: #ff4f64;--radius-lg: 16px;--radius-md: 10px;--radius-sm: 6px;--shadow-soft: 0 18px 40px rgba(0, 0, 0, .55);--font-main: system-ui, -apple-system, BlinkMacSystemFont, "Pretendard", "Segoe UI", sans-serif}*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%;margin:0;padding:0}body{font-family:var(--font-main);background:radial-gradient(circle at top,#1c1b23 0,#050509 55%);color:var(--text-main)}.app-root{min-height:100vh;display:flex;align-items:stretch;justify-content:center;padding:24px}.app-shell{width:100%;max-width:1200px;background:linear-gradient(145deg,#090910,#111119);border-radius:24px;padding:20px 22px 26px;box-shadow:var(--shadow-soft);border:1px solid rgba(255,255,255,.04);display:flex;flex-direction:column;gap:18px}.app-header{display:flex;align-items:center;justify-content:space-between;padding-bottom:10px;border-bottom:1px solid rgba(255,255,255,.04)}.logo-area{display:flex;align-items:center;gap:10px}.logo-dot{width:28px;height:28px;border-radius:999px;background:radial-gradient(circle at 30% 0%,#ffe7cf,#ff7710 45%,#e34600);box-shadow:0 0 24px #ff7710b3}.logo-text{font-weight:700;font-size:20px;letter-spacing:.03em}.header-right{display:flex;align-items:center;gap:10px}.user-chip{padding:6px 10px;border-radius:999px;background:#ffffff0a;border:1px solid rgba(255,255,255,.06);font-size:13px}.layout{display:grid;grid-template-columns:minmax(260px,360px) minmax(0,1fr);gap:18px;margin-top:6px}.left-pane,.right-pane{display:flex;flex-direction:column;gap:14px}.card{background:radial-gradient(circle at top left,#252536,#12121a 55%);border-radius:var(--radius-lg);padding:16px 16px 18px;border:1px solid var(--border-subtle);box-shadow:0 10px 30px #00000080}.card-title{font-size:16px;font-weight:600;margin:0 0 4px}.card-subtitle{margin:0 0 12px;font-size:13px;color:var(--text-sub)}.form-grid{display:flex;flex-direction:column;gap:8px;margin-top:8px}.field{display:flex;flex-direction:column;gap:4px}.field-label{font-size:12px;color:var(--text-sub)}.text-input,.select-input{background:#11121b;color:var(--text-main);border-radius:var(--radius-md);border:1px solid rgba(255,255,255,.08);padding:8px 10px;font-size:13px;outline:none;transition:border-color .15s ease,box-shadow .15s ease,background-color .15s ease}.text-input::placeholder{color:#a3a4b599}.text-input:focus,.select-input:focus{border-color:var(--accent);box-shadow:0 0 0 1px #ff77104d;background-color:#0e0e17}select.select-input{padding-right:28px}.filter-row{display:flex;gap:10px;margin-top:6px}.primary-btn{border:none;border-radius:999px;background:linear-gradient(135deg,#ff8b2e,#ff7710);color:#1a130c;font-weight:600;font-size:14px;padding:9px 14px;cursor:pointer;margin-top:6px;transition:transform .1s ease,box-shadow .1s ease,filter .1s ease;box-shadow:0 10px 25px #ff771080}.primary-btn:hover{filter:brightness(1.05);transform:translateY(-1px)}.primary-btn:active{transform:translateY(0);box-shadow:0 5px 15px #ff771059}.full-width{width:100%}.ghost-btn{border-radius:999px;border:1px solid rgba(255,255,255,.12);background:#0a0a10cc;color:var(--text-main);font-size:12px;padding:6px 10px;cursor:pointer;transition:background .15s ease,border-color .15s ease}.ghost-btn:hover{background:#ffffff0a;border-color:#ffffff38}.song-list{display:flex;flex-direction:column;gap:10px;margin-top:10px}.song-item{display:flex;gap:12px;padding:10px 12px;border-radius:14px;background:#0a0a12e6;border:1px solid rgba(255,255,255,.04);align-items:center}.song-main{flex:1;display:flex;flex-direction:column;gap:4px}.song-title-row{display:flex;flex-wrap:wrap;gap:4px;align-items:baseline}.song-title{font-weight:600;font-size:14px}.song-artist{font-size:13px;color:var(--text-sub)}.song-meta{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-sub)}.tag{padding:2px 8px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:11px}.meta-text{font-size:12px}.link-btn{margin-top:4px;display:inline-flex;align-items:center;padding:4px 8px;border-radius:999px;border:1px solid rgba(255,255,255,.14);font-size:11px;color:var(--text-main);text-decoration:none}.link-btn:hover{border-color:var(--accent)}.like-btn{border-radius:999px;border:none;background:#1f1f2b;color:var(--text-main);font-size:12px;padding:6px 10px;cursor:pointer;white-space:nowrap;transition:background .15s ease}.like-btn:hover{background:#292938}.auth-card{width:100%;max-width:420px;margin:auto;padding:26px 22px 28px;border-radius:22px;background:radial-gradient(circle at top,#26263a,#101019 60%);box-shadow:var(--shadow-soft);border:1px solid rgba(255,255,255,.06);display:flex;flex-direction:column;gap:12px}.auth-subtitle{margin:0 0 4px;font-size:13px;color:var(--text-sub)}.auth-form{margin-top:10px;display:flex;flex-direction:column;gap:10px}.app-center-message{margin:auto;color:var(--text-sub)}@media(max-width:900px){.app-shell{padding:16px 14px 22px}.layout{grid-template-columns:1fr}}.more-btn{margin-top:8px;width:100%}.card-header-row{display:flex;justify-content:space-between;align-items:center;gap:16px}