:root {
  --bg: #f5f7fa;
  --surface: #ffffff;
  --surface-2: #f7f9fb;
  --border: #e4e8ee;
  --text: #0f1b2d;
  --muted: #5c6878;
  --primary: #0ca35a;
  --primary-hover: #098a4b;
  --primary-soft: #e8f7ef;
  --ink: #0f1b2d;
  --danger: #d33a2c;
  --warn: #c27400;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(15, 27, 45, .04), 0 6px 20px rgba(15, 27, 45, .06);

  --c-new: #5b6b80;   --c-new-bg: #eef1f5;
  --c-nego: #c27400;  --c-nego-bg: #fff4e0;
  --c-won: #0c8f4f;   --c-won-bg: #e5f6ec;
  --c-lost: #d33a2c;  --c-lost-bg: #fdecea;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { margin: 0; line-height: 1.25; letter-spacing: -.01em; }
a { color: var(--primary); }
button, input, select, textarea { font: inherit; color: inherit; }

/* ---------- form controls ---------- */
.field { display: flex; flex-direction: column; gap: 6px; }
.field > label { font-weight: 600; font-size: 14px; }
.field .hint { font-size: 13px; color: var(--muted); }
.field .err { font-size: 13px; color: var(--danger); display: none; }
.field.invalid .err { display: block; }
.field.invalid .input { border-color: var(--danger); }
.input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
textarea.input { resize: vertical; min-height: 72px; }
select.input { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 34px; }
.input.sm { padding: 7px 10px; font-size: 14px; }
select.input.sm { padding-right: 32px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 16px; border-radius: 10px; border: 1px solid transparent;
  font-weight: 600; cursor: pointer; text-decoration: none; white-space: nowrap;
  transition: background .15s, border-color .15s;
}
.btn.primary { background: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-hover); }
.btn.ghost { background: var(--surface); border-color: var(--border); color: var(--text); }
.btn.ghost:hover { background: var(--surface-2); }
.btn.danger { background: var(--surface); border-color: #f0c9c5; color: var(--danger); }
.btn.sm { padding: 6px 10px; font-size: 13px; border-radius: 8px; }
.btn.block { width: 100%; }
.btn:disabled { opacity: .6; cursor: not-allowed; }

.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--muted); }
.check input { margin-top: 3px; accent-color: var(--primary); width: 16px; height: 16px; flex: none; }

/* ---------- badges ---------- */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 999px; font-size: 12.5px; font-weight: 600; white-space: nowrap; }
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.s-new  { color: var(--c-new);  background: var(--c-new-bg); }
.s-nego { color: var(--c-nego); background: var(--c-nego-bg); }
.s-won  { color: var(--c-won);  background: var(--c-won-bg); }
.s-lost { color: var(--c-lost); background: var(--c-lost-bg); }
.tag { display: inline-block; padding: 2px 8px; border-radius: 6px; font-size: 12.5px; font-weight: 600; background: var(--surface-2); border: 1px solid var(--border); color: var(--muted); }
.tag.green { background: var(--primary-soft); border-color: transparent; color: var(--primary); }
.tag.red { background: var(--c-lost-bg); border-color: transparent; color: var(--c-lost); }

/* ---------- toast ---------- */
#toasts { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 100; max-width: calc(100vw - 32px); }
.toast { background: var(--ink); color: #fff; padding: 10px 14px; border-radius: 10px; font-size: 14px; box-shadow: var(--shadow); animation: tin .2s ease-out; max-width: 380px; }
.toast small { display: block; opacity: .7; font-size: 12.5px; }
@keyframes tin { from { opacity: 0; transform: translateY(8px); } }

.muted { color: var(--muted); }
.num { font-variant-numeric: tabular-nums; }