/* ============================================================
   Security App - Form Styles
   File: public/assets/css/forms.css

   PURPOSE
   ------------------------------------------------------------
   Form layouts, fields, labels, buttons, alerts, filters,
   and action rows.
   ============================================================ */

/* ============================================================
   FORM LAYOUT
   ============================================================ */
.form-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 1.25rem;
}

.form-grid {
    display: grid;
    gap: 1rem;
}

.form-grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: inline-block;
    margin-bottom: 0.45rem;
    font-weight: 600;
    color: var(--color-text);
}

.form-hint {
    display: block;
    margin-top: 0.35rem;
    font-size: 0.85rem;
    color: var(--color-text-soft);
}

.required {
    color: var(--color-danger);
    margin-left: 0.15rem;
}

/* ============================================================
   INPUTS
   ============================================================ */
.form-control,
.form-select,
.form-textarea {
    display: block;
    width: 100%;
    min-height: 42px;
    padding: 0.68rem 0.8rem;
    border: 1px solid #cfd8e3;
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--color-text);
    transition:
        border-color var(--transition-fast),
        box-shadow var(--transition-fast),
        background var(--transition-fast);
}

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

.form-control:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(31, 122, 224, 0.14);
}

.form-control[disabled],
.form-select[disabled],
.form-textarea[disabled],
.form-control[readonly] {
    background: #f8fafc;
    color: #64748b;
    cursor: not-allowed;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 0.75rem;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    margin: 0;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    min-height: 42px;
    padding: 0.65rem 1rem;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-decoration: none;
    font-weight: 600;
    transition:
        background var(--transition-fast),
        color var(--transition-fast),
        border-color var(--transition-fast),
        box-shadow var(--transition-fast);
}

.btn:hover {
    text-decoration: none;
}

.btn:disabled,
.btn[disabled] {
    opacity: 0.65;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: #fff;
}

.btn-secondary {
    background: #eef2f7;
    color: var(--color-text);
    border-color: #d7e0ea;
}

.btn-secondary:hover {
    background: #e4ebf3;
    color: var(--color-text);
}

.btn-success {
    background: var(--color-success);
    color: #fff;
    border-color: var(--color-success);
}

.btn-success:hover {
    background: #146c43;
    color: #fff;
}

.btn-danger {
    background: var(--color-danger);
    color: #fff;
    border-color: var(--color-danger);
}

.btn-danger:hover {
    background: #bb2d3b;
    color: #fff;
}

.btn-link {
    padding: 0;
    min-height: auto;
    border: 0;
    background: transparent;
    color: var(--color-primary);
}

.btn-link:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.btn-sm {
    min-height: 34px;
    padding: 0.45rem 0.75rem;
    font-size: 0.88rem;
}

/* ============================================================
   ACTION ROWS / FILTERS
   ============================================================ */
.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    margin-top: 1rem;
}

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: end;
    padding: 1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: 1.25rem;
}

.filter-bar .form-group {
    margin-bottom: 0;
    min-width: 180px;
    flex: 1;
}

/* ============================================================
   VALIDATION / ALERTS
   ============================================================ */
.input-error {
    border-color: var(--color-danger) !important;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.12) !important;
}

.error-text {
    margin-top: 0.35rem;
    color: var(--color-danger);
    font-size: 0.84rem;
}

.alert {
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    margin-bottom: 1rem;
}

.alert-success {
    background: #edf9f1;
    border-color: #b7e4c7;
    color: #146c43;
}

.alert-danger {
    background: #fff1f2;
    border-color: #f5c2c7;
    color: #842029;
}

.alert-warning {
    background: #fff8e6;
    border-color: #ffe69c;
    color: #8a6d1f;
}

.alert-info {
    background: #eef9fd;
    border-color: #b6effb;
    color: #055160;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 860px) {
    .form-grid--2,
    .form-grid--3 {
        grid-template-columns: 1fr;
    }

    .form-actions,
    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }
}