:root {
  --p: #1f4e79;
  --bg: #f3f5f9;
  --line: #d5dbe5;
  --ok: #117a3d;
  --err: #c0262d;
  --text: #1b2330;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; background: var(--bg); color: var(--text); }
.wrap { max-width: 840px; margin: 28px auto; padding: 0 16px 48px; }
.top h1 { margin: 0 0 6px; font-size: 28px; }
.sub { color: #566175; margin: 0 0 20px; line-height: 1.5; }

form { background: #fff; border-radius: 14px; padding: 24px; box-shadow: 0 2px 14px rgba(0, 0, 0, .07); }
fieldset { border: 1px solid var(--line); border-radius: 10px; margin: 0 0 20px; padding: 16px 16px 6px; }
legend { font-weight: 700; color: var(--p); padding: 0 8px; }
.optional { font-weight: 400; color: #6b7686; font-size: 12px; }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 16px; }
.full { grid-column: 1 / -1; }
.field { margin-bottom: 12px; min-width: 0; }
label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; }
.req { color: var(--err); }

input[type=text], input[type=email], input[type=tel], input[type=file], textarea, select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px;
  font-size: 15px; background: #fff; color: var(--text); font-family: inherit;
}
textarea { resize: vertical; min-height: 76px; }
input:focus, textarea:focus, select:focus { outline: 2px solid #9ec1e6; border-color: #5b9bd5; }
input[readonly] { background: #f1f4f8; color: #4b5668; }
input:disabled { background: #f1f4f8; }
.invalid { border-color: var(--err) !important; background: #fff8f8; }
.valid { border-color: var(--ok) !important; }

.hint { font-size: 12px; color: #6b7686; margin-top: 4px; }
.fb { font-size: 13px; margin-top: 4px; min-height: 0; }
.fb.ok { color: var(--ok); font-weight: 600; }
.fb.err { color: var(--err); }
.fb.info { color: #6b7686; }

.row { display: flex; gap: 8px; }
.row input { flex: 1; min-width: 0; }
.phone select { flex: 0 0 168px; width: 168px; }
@media (max-width: 420px) { .phone select { flex-basis: 132px; width: 132px; } }

button { cursor: pointer; border: 0; border-radius: 8px; padding: 10px 16px; font-size: 14px; font-weight: 600; background: var(--p); color: #fff; white-space: nowrap; }
button:disabled { opacity: .55; cursor: not-allowed; }
button.sec { background: #e8eef6; color: var(--p); }
button.link { background: none; color: var(--p); padding: 0; text-decoration: underline; font-weight: 500; }

.pill { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; }
.pill.ok { background: #e9f8ef; border: 1px solid #9ad7b0; color: var(--ok); font-weight: 600; }

.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { display: inline-block; margin: 0; }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip span { display: inline-block; padding: 8px 18px; border: 1.5px solid var(--line); border-radius: 999px; cursor: pointer; font-weight: 600; user-select: none; background: #fff; }
.chip input:checked + span { background: var(--p); color: #fff; border-color: var(--p); }
.chip input:disabled + span { opacity: .45; cursor: not-allowed; }
.chip input:focus-visible + span { outline: 2px solid #9ec1e6; outline-offset: 2px; }

.colors { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 14px; }
.colors input[type=color] { width: 100%; height: 48px; border: 1px solid var(--line); border-radius: 8px; padding: 2px; background: #fff; cursor: pointer; }
#preview { margin-bottom: 14px; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); }
#pvHead { padding: 14px; color: #fff; display: flex; align-items: center; gap: 12px; }
#pvHead img { width: 46px; height: 46px; object-fit: contain; background: #fff; border-radius: 6px; }
#pvAccent { height: 5px; }
#pvBody { padding: 10px 14px; font-size: 13px; }
#logoPrev { max-height: 72px; max-width: 160px; margin-top: 8px; border: 1px solid var(--line); border-radius: 6px; padding: 4px; background: #fff; }

.submit { width: 100%; padding: 14px; font-size: 16px; }
.formmsg { margin-top: 10px; font-size: 14px; }
.formmsg.err { color: var(--err); font-weight: 600; }
.formmsg.info { color: #566175; }

.success { background: #e9f8ef; border: 1px solid #9ad7b0; padding: 24px; border-radius: 14px; line-height: 1.6; }
.success h2 { margin: 0 0 8px; color: var(--ok); }
.success a.btn { display: inline-block; margin: 8px 8px 0 0; padding: 10px 16px; background: var(--p); color: #fff; border-radius: 8px; text-decoration: none; font-weight: 600; }

@media (max-width: 640px) {
  .grid, .colors { grid-template-columns: 1fr; }
  form { padding: 16px; }
}