:root{--bg: #0f1117;--surface: #1a1d27;--surface-hover: #242836;--border: #2e3345;--text: #e8eaef;--text-muted: #8b92a8;--accent: #6c8cff;--accent-hover: #5a7af5;--accent-soft: rgba(108, 140, 255, .15);--danger: #f87171;--danger-soft: rgba(248, 113, 113, .15);--today: #6c8cff;--radius: 12px;--shadow: 0 8px 32px rgba(0, 0, 0, .4)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:DM Sans,system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer;border:none;background:none}input,textarea,select{font-family:inherit}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem;background:radial-gradient(ellipse at 20% 50%,rgba(108,140,255,.08) 0%,transparent 50%),radial-gradient(ellipse at 80% 20%,rgba(108,140,255,.05) 0%,transparent 40%),var(--bg)}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:3rem;max-width:420px;width:100%;text-align:center;box-shadow:var(--shadow)}.login-card h1{font-size:1.75rem;font-weight:700;margin-bottom:.5rem}.login-card p{color:var(--text-muted);margin-bottom:2rem;line-height:1.5}.btn-primary{background:var(--accent);color:#fff;padding:.75rem 1.5rem;border-radius:10px;font-weight:600;font-size:.95rem;transition:background .15s;width:100%}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:var(--surface-hover);color:var(--text);padding:.6rem 1rem;border-radius:8px;font-weight:500;font-size:.875rem;border:1px solid var(--border);transition:background .15s}.btn-secondary:hover{background:var(--border)}.btn-danger{background:var(--danger-soft);color:var(--danger);padding:.6rem 1rem;border-radius:8px;font-weight:500;font-size:.875rem;transition:background 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h2{font-size:1.25rem;font-weight:600;min-width:180px}.nav-btn{width:36px;height:36px;border-radius:8px;background:var(--surface-hover);border:1px solid var(--border);color:var(--text);display:flex;align-items:center;justify-content:center;font-size:1.1rem;transition:background .15s}.nav-btn:hover{background:var(--border)}.calendar-select{background:var(--surface-hover);border:1px solid var(--border);color:var(--text);padding:.5rem .75rem;border-radius:8px;font-size:.875rem}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.day-header{background:var(--surface);padding:.6rem;text-align:center;font-size:.75rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.day-cell{background:var(--surface);min-height:100px;padding:.4rem;cursor:pointer;transition:background .1s;display:flex;flex-direction:column}.day-cell:hover{background:var(--surface-hover)}.day-cell.other-month{opacity:.35}.day-cell.selected{background:var(--accent-soft);outline:2px solid var(--accent);outline-offset:-2px}.day-number{font-size:.8rem;font-weight:600;width:26px;height:26px;display:flex;align-items:center;justify-content:center;border-radius:50%;margin-bottom:.25rem}.day-cell.today .day-number{background:var(--today);color:#fff}.day-events{flex:1;display:flex;flex-direction:column;gap:2px;overflow:hidden}.event-pill{font-size:.7rem;padding:2px 6px;border-radius:4px;background:var(--accent-soft);color:var(--accent);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}.event-pill.more{color:var(--text-muted);background:transparent}.sidebar{border-left:1px solid var(--border);background:var(--surface);display:flex;flex-direction:column;overflow:hidden}.sidebar-header{padding:1.25rem 1.25rem .75rem;border-bottom:1px solid var(--border)}.sidebar-header h3{font-size:1rem;font-weight:600}.sidebar-header .date-label{color:var(--text-muted);font-size:.875rem;margin-top:.25rem}.sidebar-events{flex:1;overflow-y:auto;padding:.75rem}.event-card{padding:.875rem;border-radius:10px;border:1px solid var(--border);margin-bottom:.5rem;cursor:pointer;transition:background .15s,border-color .15s}.event-card:hover{background:var(--surface-hover);border-color:var(--accent)}.event-card h4{font-size:.9rem;font-weight:600;margin-bottom:.25rem}.event-card .time{font-size:.8rem;color:var(--text-muted)}.event-card .location{font-size:.8rem;color:var(--text-muted);margin-top:.25rem}.empty-state{text-align:center;padding:2rem 1rem;color:var(--text-muted);font-size:.875rem}.sidebar-footer{padding:1rem;border-top:1px solid 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label{display:block;font-size:.8rem;font-weight:500;color:var(--text-muted);margin-bottom:.4rem}.form-group input,.form-group textarea{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:.6rem .75rem;color:var(--text);font-size:.9rem;transition:border-color .15s}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--accent)}.form-group textarea{resize:vertical;min-height:80px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.checkbox-row{display:flex;align-items:center;gap:.5rem;margin-bottom:1rem}.checkbox-row input{width:16px;height:16px;accent-color:var(--accent)}.checkbox-row label{font-size:.875rem;color:var(--text)}.modal-footer{display:flex;justify-content:space-between;padding:1rem 1.5rem;border-top:1px solid var(--border);gap:.75rem}.modal-footer .right{display:flex;gap:.5rem}.error-banner{background:var(--danger-soft);color:var(--danger);padding:.75rem 1rem;border-radius:8px;font-size:.875rem;margin-bottom:1rem}.loading{display:flex;align-items:center;justify-content:center;min-height:200px;color:var(--text-muted)}