: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(139,92,246,0.05);--border:rgba(139,92,246,0.12);--text:#E8E4F0;--text2:#A0A0C0;--text3:#6060A0;--primary:#8B5CF6;--gradient:linear-gradient(135deg,#8B5CF6,#EC4899)}
*{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:700px;margin:0 auto}.header{padding:16px 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:8px 16px;border-radius:8px;border:none;cursor:pointer;transition:all var(--transition)}
.btn-primary{background:var(--gradient);color:#fff}.btn-primary:hover{transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--text2)}.btn-ghost:hover{background:var(--bg-input)}
.btn-sm{font-size:.72rem;padding:4px 8px}
.main{padding:24px;display:flex;flex-direction:column;gap:16px}
.form-section{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}
.form-section h3{font-size:.82rem;font-weight:600;margin-bottom:8px;color:var(--text2)}
input[type="text"]{width:100%;padding:8px;background:var(--bg-input);color:var(--text);border:1px solid var(--border);border-radius:6px;font-size:.82rem;outline:none;font-family:var(--font-sans);margin-bottom:8px}
.row3{display:flex;gap:8px;margin-bottom:8px}
select,input[type="date"],input[type="time"]{padding:6px;background:var(--bg-input);color:var(--text);border:1px solid var(--border);border-radius:6px;font-size:.82rem;outline:none;font-family:var(--font-sans);flex:1}
.calendar{display:flex;flex-direction:column;gap:8px}
.day-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:12px}
.day-label{font-size:.72rem;font-weight:700;color:var(--text3);text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}
.post-item{display:flex;justify-content:space-between;align-items:center;padding:6px 0;border-bottom:1px solid rgba(139,92,246,0.06);font-size:.8rem}
.post-item .platform-badge{font-size:.65rem;background:var(--bg-input);padding:2px 6px;border-radius:4px;color:var(--text2)}
.post-item .del{background:none;border:none;color:var(--text3);cursor:pointer;font-size:.72rem}.del:hover{color:#EF4444}