/* Form controls, field-line layout, error/flash messages,
   and specialised inputs used by filters and the shopping list. */

.field-line {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.field-line > * { min-width: 0; }

select,
input[type="text"],
input[type="number"],
input[type="file"],
input[type="email"],
input[type="password"],
textarea {
  padding: 0.5rem;
  border: 2px solid var(--medium-grey);
  border-radius: 0.5rem;
  font-size: 1rem;
  background-color: var(--white);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
}

select {
  width: auto;
  font-family: Nunito, Helvetica, sans-serif;
  margin-bottom: 0.5rem;
}

textarea {
  width: 100%;
  resize: vertical;
  min-height: 100px;
}

input[type="text"],
input[type="email"],
input[type="password"] {
  width: 100%;
}

input[type="number"],
input[type="file"] {
  width: auto;
}

select:focus,
input[type="text"]:focus,
input[type="number"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
textarea:focus {
  border-color: var(--primary-colour);
  box-shadow: 0 0 0 3px rgba(79, 120, 90, 0.1);
}

label {
  font-weight: bold;
  width: auto;
  white-space: nowrap;
}

input[type="checkbox"] {
  width: auto;
  margin: 0;
  accent-color: var(--primary-colour);
  cursor: pointer;
}

.checkbox-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.5rem;
  margin-top: 0.5rem;
}

/* Inline form-field used in shopping list (amount input) */
.input-inline {
  width: 100%;
  margin-bottom: 0.5rem;
  padding: 0.25rem;
  border: 1px solid var(--neutral-colour);
  border-radius: 4px;
}
.input-inline--centered {
  width: 80px;
  padding: 0.25rem;
  text-align: center;
}

/* Standalone search input (recipe filters header) */
.input-search {
  width: 100%;
  max-width: 400px;
}

/* Bordered scrollable list (filter checkbox panels) */
.bordered-scroll {
  border: 1px solid var(--neutral-colour);
  border-radius: 4px;
  padding: 0.5rem;
}

/* Error messages */
#error_explanation {
  background: var(--light-grey);
  border: 1px solid var(--secondary-colour);
  color: var(--secondary-colour);
  padding: 1rem;
  border-radius: 0.25rem;
  margin-bottom: 1rem;
}

#error_explanation h2 {
  margin: 0 0 0.5rem 0;
  font-size: 1.1rem;
}

#error_explanation ul {
  margin: 0;
  padding-left: 1.5rem;
}

.flash {
  padding: 1rem;
  margin: 1rem 0;
  border-radius: 0.25rem;
}

.flash--alert {
  background-color: var(--secondary-colour);
  color: var(--background-colour);
}

.flash--notice {
  background-color: var(--primary-colour);
  color: var(--background-colour);
}

/* Stack labels and inputs vertically on small screens
   and ensure full-width controls. */
@media (max-width: 640px) {
  .field-line {
    flex-direction: column;
    align-items: stretch;
  }
  .field-line label {
    width: 100%;
    white-space: normal;
  }
  .field-line select,
  .field-line input[type="text"],
  .field-line input[type="email"],
  .field-line input[type="password"],
  .field-line input[type="number"],
  .field-line input[type="file"],
  .field-line textarea {
    width: 100%;
    max-width: 100%;
  }
  /* General fallback to make selects full width on very small screens */
  select { width: 100%; }
}