:root{color-scheme:light;--bg: #f4f6fb;--surface: #ffffff;--border: #e5e8ef;--border-strong: #dbe0ea;--text: #1a1d29;--muted: #6b7280;--accent: #4f46e5;--accent-hover: #4338ca;--accent-soft: #eef0ff;--danger: #dc2626;--danger-soft: #fef2f2;--success: #15803d;--success-soft: #f0fdf4;--shadow-sm: 0 1px 2px rgba(16, 24, 40, .04);--shadow-md: 0 4px 12px rgba(16, 24, 40, .06);--radius: 10px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}header{display:flex;align-items:center;justify-content:space-between;padding:1rem 2rem;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10;box-shadow:var(--shadow-sm)}header .brand{font-weight:700;letter-spacing:-.01em;color:var(--text)}header nav{display:flex;align-items:center;gap:.25rem}header nav a{color:var(--muted);text-decoration:none;font-size:.9rem;font-weight:500;padding:.45rem .85rem;border-radius:999px;transition:background-color .15s ease,color .15s ease}header nav a.active,header nav a:hover{color:var(--accent);background:var(--accent-soft)}header nav form{margin-left:.5rem}header nav form button{background:none;border:none;color:var(--muted);cursor:pointer;font-size:.9rem;font-weight:500;padding:.45rem .85rem;border-radius:999px;transition:background-color .15s ease,color .15s ease}header nav form button:hover{color:var(--danger);background:var(--danger-soft)}main{max-width:960px;margin:2.5rem auto;padding:0 1.5rem 3rem}h1{font-size:1.6rem;letter-spacing:-.02em;margin-bottom:1.5rem}table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}th{text-align:left;padding:.75rem 1rem;font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);background:#fafbfd;border-bottom:1px solid var(--border)}td{text-align:left;padding:.85rem 1rem;border-bottom:1px solid var(--border);font-size:.92rem}tr:last-child td{border-bottom:none}tbody tr{transition:background-color .15s ease}tbody tr:hover{background:#fafbfd}code{background:var(--accent-soft);color:var(--accent-hover);padding:.15rem .45rem;border-radius:5px;font-size:.85rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem 1.75rem;margin-bottom:1.5rem;box-shadow:var(--shadow-sm)}form.inline{display:flex;flex-wrap:wrap;gap:1rem;align-items:flex-end}label{display:flex;flex-direction:column;gap:.4rem;font-size:.85rem;font-weight:500;color:var(--muted)}form.inline label{flex:1 1 200px}input{padding:.6rem .75rem;border:1px solid var(--border-strong);border-radius:7px;font-size:.95rem;background:var(--surface);color:var(--text);transition:border-color .15s ease,box-shadow .15s ease}input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}button,.button{background:var(--accent);color:#fff;border:none;padding:.6rem 1.1rem;border-radius:7px;cursor:pointer;font-size:.9rem;font-weight:500;text-decoration:none;display:inline-block;box-shadow:var(--shadow-sm);transition:background-color .15s ease,box-shadow .15s ease,transform .1s ease}button:hover,.button:hover{background:var(--accent-hover);box-shadow:var(--shadow-md)}button:active,.button:active{transform:translateY(1px)}button.secondary,.button.secondary{background:transparent;color:var(--danger);border:1px solid var(--border-strong);box-shadow:none}button.secondary:hover,.button.secondary:hover{background:var(--danger-soft);border-color:var(--danger);box-shadow:none}.message{padding:.75rem 1.1rem;border-radius:8px;margin-bottom:1.25rem;font-size:.9rem;border:1px solid transparent}.message.error{background:var(--danger-soft);color:var(--danger);border-color:#fecaca}.message.success{background:var(--success-soft);color:var(--success);border-color:#bbf7d0}.empty{color:var(--muted);font-size:.9rem;background:var(--surface);border:1px dashed var(--border-strong);border-radius:var(--radius);padding:2rem;text-align:center}