:root {
  --brand: #2F6FB0;
  --ui-bg: #eef3f1;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --shadow: 0 10px 30px rgba(15, 23, 42, .08);
  --radius: 18px;
  --field-radius: 14px;
  --wm-color: rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--ui-bg);
  position: relative;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Watermark sides */
.wm-sides {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.wm-col {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 150px;
  padding: 18px 12px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.wm-left {
  left: 0;
  align-items: flex-start;
}

.wm-right {
  right: 0;
  align-items: flex-end;
}

.wm-item {
  font-weight: 900;
  letter-spacing: .18em;
  text-transform: uppercase;
  font-size: 16px;
  color: var(--wm-color);
  transform: rotate(-10deg);
  white-space: nowrap;
  line-height: 1;
}

/* Section titles */
.section-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--muted);
  margin: 0 0 12px;
}

/* Helper text */
.helper {
  margin-top: 10px;
  font-size: 12px;
  color: var(--muted);
}

/* Messages */
.error {
  display: none;
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 14px;
  background: #fff1f2;
  border: 1px solid #fecdd3;
  color: #9f1239;
  font-size: 13px;
  font-weight: 700;
}

.success {
  display: none;
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 14px;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
  font-size: 13px;
  font-weight: 800;
}