:root{
  --bg:#f6f7f9; --card:#fff; --line:#e6e8ec; --line2:#d5d9e0; --text:#1d2129; --sub:#6b7280; --muted:#9aa1ac;
  --accent:#2f6fed; --accent-weak:#eaf1ff; --danger:#d9363e; --ok:#1f9d55; --radius:12px;
  --font:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic",sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
button,input,select,textarea{font:inherit;color:inherit}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:36px;padding:0 14px;border-radius:9px;border:1px solid var(--line2);background:#fff;cursor:pointer;font-weight:600;font-size:13px;text-decoration:none;color:var(--text);white-space:nowrap;transition:background .12s,border-color .12s}
.btn:hover{background:#f3f4f6}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{background:#245ed1}
.btn.danger{color:var(--danger)}
.btn.ghost{border-color:transparent;background:transparent}
.btn.ghost:hover{background:#eef0f3}
.btn.sm{height:30px;padding:0 10px;font-size:12px;border-radius:8px}
.btn.icon{width:30px;padding:0}
.btn:disabled{opacity:.5;cursor:default}
.field{display:flex;flex-direction:column;gap:5px;margin-bottom:12px}
.field>span{font-size:12px;font-weight:600;color:var(--sub)}
.field small{color:var(--muted);font-size:11px}
.input,select.input,textarea.input{width:100%;height:38px;padding:0 11px;border:1px solid var(--line2);border-radius:9px;background:#fff;outline:none;transition:border-color .12s, box-shadow .12s}
textarea.input{height:auto;min-height:80px;padding:9px 11px;resize:vertical}
.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-weak)}
.row{display:flex;gap:8px;align-items:center}
.row>.grow{flex:1;min-width:0}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.muted{color:var(--sub)}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);background:#1d2129;color:#fff;padding:10px 16px;border-radius:10px;font-size:13px;opacity:0;pointer-events:none;transition:all .2s;z-index:1000}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{background:var(--danger)}
.modal-bg{position:fixed;inset:0;background:rgba(17,24,39,.45);display:flex;align-items:center;justify-content:center;z-index:500;padding:16px}
.modal{background:#fff;border-radius:16px;padding:22px;width:100%;max-width:440px;max-height:90vh;overflow:auto;box-shadow:0 20px 50px rgba(0,0,0,.2)}
.modal h3{margin:0 0 14px;font-size:17px}
.switch{position:relative;display:inline-block;width:40px;height:22px;flex:none}
.switch input{opacity:0;width:0;height:0}
.switch i{position:absolute;inset:0;background:#cfd4dc;border-radius:22px;transition:.15s;cursor:pointer}
.switch i:before{content:"";position:absolute;width:18px;height:18px;left:2px;top:2px;background:#fff;border-radius:50%;transition:.15s;box-shadow:0 1px 2px rgba(0,0,0,.2)}
.switch input:checked+i{background:var(--accent)}
.switch input:checked+i:before{transform:translateX(18px)}
.seg{display:flex;flex-wrap:wrap;gap:6px}
.seg button{height:34px;padding:0 12px;border-radius:9px;border:1px solid var(--line2);background:#fff;cursor:pointer;font-size:12px;font-weight:600}
.seg button.on{border-color:var(--accent);background:var(--accent-weak);color:var(--accent)}
.badge{display:inline-block;font-size:11px;font-weight:700;padding:2px 8px;border-radius:99px;background:#eef0f3;color:var(--sub)}
.badge.blue{background:var(--accent-weak);color:var(--accent)}
.badge.red{background:#fdecec;color:var(--danger)}
.badge.green{background:#e6f6ec;color:var(--ok)}