/* ===== FORMS IMPROVEMENTS ===== */

/* Form Containers */
.form-section {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 1px 3px var(--shadow-color);
}

.form-section-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-section-title i {
    color: var(--primary-color);
}

/* Form Groups */
.form-group-custom {
    margin-bottom: 1.5rem;
}

.form-label-custom {
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.form-required {
    color: #ef4444;
}

.form-help-text {
    font-size: 0.875rem;
    color: #94a3b8;
    margin-top: 0.25rem;
    display: block;
}

/* Form Validation Styles */
.form-control.is-valid,
.form-select.is-valid {
    border-color: var(--accent-color);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2310b981' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e");
    padding-right: calc(1.5em + 0.75rem);
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.form-control.is-invalid,
.form-select.is-invalid {
    border-color: #ef4444;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%23ef4444' viewBox='0 0 12 12'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23ef4444' stroke='none'/%3e%3c/svg%3e");
    padding-right: calc(1.5em + 0.75rem);
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.invalid-feedback,
.valid-feedback {
    display: block;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.invalid-feedback {
    color: #fca5a5;
}

.valid-feedback {
    color: #86efac;
}

/* Input Icons */
.input-group-icon {
    position: relative;
}

.input-group-icon .form-control {
    padding-left: 2.5rem;
}

.input-group-icon i {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
}

/* Select Improvements */
.form-select {
    padding-right: 2.25rem;
    background-position: right 0.75rem center;
}

.form-select option {
    background: var(--input-bg);
    color: var(--text-color);
}

/* Checkbox and Radio */
.form-check {
    padding-left: 1.75rem;
}

.form-check-input {
    margin-left: -1.75rem;
    margin-top: 0.3rem;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-label {
    color: var(--text-color);
    cursor: pointer;
    user-select: none;
}

/* Textarea */
textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

/* Input Group */
.input-group > .form-control,
.input-group > .form-select {
    z-index: 0;
}

.input-group-text {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-color);
}

/* Focus States */
.form-control:focus,
.form-select:focus,
textarea.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

/* Floating Labels */
.form-floating > label {
    color: #94a3b8;
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--text-color);
}

/* Form Button Group */
.form-button-group {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    justify-content: flex-end;
}

.form-button-group .btn {
    min-width: 120px;
}

/* Real-time Validation Indicator */
.validation-spinner {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: translateY(-50%) rotate(360deg); }
}

/* Tooltip para ajuda */
.form-tooltip {
    position: relative;
    display: inline-block;
    cursor: help;
    color: var(--primary-color);
    margin-left: 0.25rem;
}

.form-tooltip:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background: #1e293b;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    white-space: nowrap;
    font-size: 0.875rem;
    z-index: 1000;
    pointer-events: none;
}

/* Field with counter */
.form-control-with-counter {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
}

.form-control-with-counter .form-control {
    flex: 1;
}

.form-counter {
    font-size: 0.875rem;
    color: #94a3b8;
}

.form-counter.warning {
    color: #f59e0b;
}

.form-counter.danger {
    color: #ef4444;
}

/* Skeleton loading for forms */
.form-skeleton {
    background: linear-gradient(90deg, var(--input-bg) 25%, var(--hover-bg) 50%, var(--input-bg) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Responsive Form */
@media (max-width: 768px) {
    .form-section {
        padding: 1.5rem;
    }

    .form-button-group {
        flex-direction: column-reverse;
    }

    .form-button-group .btn {
        width: 100%;
    }

    .form-row {
        flex-direction: column;
    }

    .form-row .form-col {
        width: 100% !important;
        margin-bottom: 1rem;
    }
}

/* Dark Mode Specific Form Styles */
[data-theme="dark"] .form-section {
    box-shadow: none;
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .form-check-label {
    color: var(--text-color);
}

[data-theme="dark"] .form-tooltip:hover::after {
    background: #334155;
    color: #e2e8f0;
}

[data-theme="dark"] .input-group-text {
    background: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-color);
}

/* Form Animations */
.form-group-custom {
    animation: slideInUp 0.3s ease;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}