:root{--font-sans:'Inter',-apple-system,sans-serif;--radius:12px;--transition:0.2s ease}
[data-theme="dark"]{--bg:#0F0F1A;--bg-card:rgba(26,26,46,0.95);--bg-input:rgba(99,102,241,0.05);--border:rgba(99,102,241,0.12);--text:#E8E4F0;--text2:#A0A0C0;--text3:#6060A0;--primary:#6366F1;--accent:#10B981;--gradient:linear-gradient(135deg,#6366F1,#8B5CF6)}
*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);background:var(--bg);color:var(--text);min-height:100vh}
.app{max-width:600px;margin:0 auto}.header{padding:14px 24px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}
.header h1{font-size:1rem;font-weight:700;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.btn{font-family:var(--font-sans);font-size:.82rem;font-weight:500;padding:6px 12px;border-radius:6px;border:none;cursor:pointer;transition:all var(--transition)}
.btn-ghost{background:transparent;color:var(--text2)}.btn-ghost:hover{background:var(--bg-input)}
.btn-sm{font-size:.72rem;padding:4px 8px}
.main{padding:20px;display:flex;flex-direction:column;gap:12px}
.phase{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:14px}
.phase-title{font-size:.82rem;font-weight:700;margin-bottom:8px;display:flex;justify-content:space-between}
.phase-progress{font-size:.68rem;color:var(--accent);font-weight:600}
.task-item{display:flex;align-items:center;gap:8px;padding:5px 0;font-size:.8rem;border-bottom:1px solid rgba(99,102,241,0.06)}
.task-item input{accent-color:var(--accent)}
.task-item.done span{text-decoration:line-through;opacity:.4}