:root {
  --blue: #1a6cf0;
  --blue-hover: #1558c9;
  --blue-soft: #e8f0fe;
  --dark-blue: #0b1f3a;
  --dark-blue-mid: #132a4a;
  --white: #ffffff;
  --gray-50: #f5f7fa;
  --gray-100: #eef1f6;
  --gray-200: #dde3ec;
  --gray-400: #8b97a8;
  --gray-600: #5a6577;
  --gray-800: #1f2937;
  --danger: #d64545;
  --danger-soft: #fdecec;
  --success: #1f9d6c;
  --success-soft: #e6f7f0;
  --sidebar-width: 240px;
  --radius: 6px;
  --font: "Plus Jakarta Sans", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body,
#root {
  min-height: 100%;
}

body {
  font-family: var(--font);
  background: var(--gray-50);
  color: var(--gray-800);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

button,
input,
select,
textarea {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

img {
  display: block;
  max-width: 100%;
}

table {
  border-collapse: collapse;
  width: 100%;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field__label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--dark-blue);
}

.field__hint {
  font-size: 0.75rem;
  color: var(--gray-600);
}

.field-input,
.field-textarea,
.field-select {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--gray-800);
  outline: none;
}

.field-input:focus,
.field-textarea:focus,
.field-select:focus {
  border-color: var(--blue);
}

.field-textarea {
  min-height: 110px;
  resize: vertical;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 600;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}

.btn--primary {
  background: var(--blue);
  color: var(--white);
}

.btn--primary:hover {
  background: var(--blue-hover);
}

.btn--ghost {
  background: transparent;
  color: var(--gray-600);
  border: 1px solid var(--gray-200);
}

.btn--ghost:hover {
  background: var(--gray-100);
  color: var(--dark-blue);
}

.btn--danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid transparent;
}

.btn--danger:hover {
  background: var(--danger-soft);
}

.btn--sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
}