/**
 * feedback Form CSS
 * Modal dialog styles for the UAB Campus Map feedback form
 * Uses design tokens from variables.css
 */

/* =================================================================
   DIALOG BACKDROP
   ================================================================= */

#feedback-dialog::backdrop {
    background-color: rgba(0, 0, 0, 0.55);
}

/* =================================================================
   DIALOG BASE
   ================================================================= */

#feedback-dialog {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin: 0;
    padding: 0;
    width: min(560px, calc(100vw - 2rem));
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    background-color: var(--color-white);
    z-index: var(--z-modal);
}

/* =================================================================
   DIALOG HEADER
   ================================================================= */

.feedback-dialog-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-primary);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    position: sticky;
    top: 0;
    z-index: 1;
}

.feedback-dialog-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    margin: 0;
}

.feedback-dialog-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    min-height: 0;
    min-width: 0;
    padding: 0;
    border: none;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    flex-shrink: 0;
}

.feedback-dialog-close:hover {
    background: rgba(255, 255, 255, 0.25);
}

.feedback-dialog-close:focus-visible {
    outline: var(--focus-ring-width) solid var(--color-white);
    outline-offset: var(--focus-ring-offset);
}

.feedback-dialog-close-icon {
    width: 16px;
    height: 16px;
    display: block;
    /* White X via CSS filter since SVG is dark */
    filter: brightness(0) invert(1);
}

/* =================================================================
   DIALOG BODY
   ================================================================= */

.feedback-dialog-body {
    padding: var(--spacing-lg);
}

/* =================================================================
   SERVER ERROR BANNER
   ================================================================= */

#feedback-server-error {
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-md);
    background-color: #fdecea;
    border: 1px solid var(--color-error);
    border-radius: var(--radius-md);
    color: var(--color-error);
    font-size: var(--font-size-sm);
    outline: none; /* focus is programmatic, no ring needed here */
}

/* =================================================================
   FORM FIELDS
   ================================================================= */

.feedback-form-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.feedback-field {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    position: relative; /* for combobox results positioning */
}

.feedback-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

.feedback-label .feedback-optional {
    font-weight: var(--font-weight-normal);
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    margin-left: var(--spacing-xs);
}

.feedback-input,
.feedback-textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family-base);
    color: var(--color-text);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    box-sizing: border-box;
}

.feedback-input:focus,
.feedback-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 var(--focus-ring-width) rgba(26, 86, 50, 0.2);
}

.feedback-input[aria-invalid="true"],
.feedback-textarea[aria-invalid="true"] {
    border-color: var(--color-error);
}

.feedback-input[aria-invalid="true"]:focus,
.feedback-textarea[aria-invalid="true"]:focus {
    box-shadow: 0 0 0 var(--focus-ring-width) rgba(211, 47, 47, 0.2);
}

.feedback-textarea {
    resize: vertical;
    min-height: 120px;
    line-height: var(--line-height-normal);
}

.feedback-field-error {
    font-size: var(--font-size-sm);
    color: var(--color-error);
}

.feedback-char-count {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-align: right;
    margin-top: calc(var(--spacing-xs) * -1);
}

/* =================================================================
   BUILDING COMBOBOX
   ================================================================= */

.feedback-building-wrapper {
    position: relative;
}

.feedback-building-wrapper .feedback-input {
    padding-right: var(--spacing-xl); /* room for the clear button if added later */
}

#feedback-building-results {
    position: absolute;
    top: calc(100% + 2px);
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    max-height: 200px;
    overflow-y: auto;
    z-index: var(--z-dropdown);
}

.feedback-building-result {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.feedback-building-result:hover,
.feedback-building-result[aria-selected="true"] {
    background-color: var(--color-surface);
}

.feedback-building-result[aria-selected="true"] {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
}

.feedback-building-no-results {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-style: italic;
}

/* =================================================================
   SUBMIT BUTTON
   ================================================================= */

.feedback-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-lg);
    min-height: 44px;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    background-color: var(--color-primary);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    margin-top: var(--spacing-sm);
}

.feedback-submit-btn:hover:not(:disabled) {
    background-color: var(--color-primary-hover);
}

.feedback-submit-btn:focus-visible {
    outline: var(--focus-ring-width) solid var(--color-focus);
    outline-offset: var(--focus-ring-offset);
}

.feedback-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* =================================================================
   SUCCESS STATE
   ================================================================= */

#feedback-success {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-lg);
    outline: none;
}

.feedback-success-icon {
    display: block;
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-md);
    /* Green checkmark circle via CSS */
    background-color: var(--color-success);
    border-radius: var(--radius-full);
    position: relative;
}

.feedback-success-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -58%) rotate(45deg);
    width: 10px;
    height: 18px;
    border-right: 3px solid white;
    border-bottom: 3px solid white;
}

.feedback-success-heading {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.feedback-success-text {
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
}

.feedback-success-close-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-xl);
    min-height: 44px;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-white);
    background-color: var(--color-primary);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.feedback-success-close-btn:hover {
    background-color: var(--color-primary-hover);
}

.feedback-success-close-btn:focus-visible {
    outline: var(--focus-ring-width) solid var(--color-focus);
    outline-offset: var(--focus-ring-offset);
}

/* =================================================================
   RECAPTCHA NOTICE
   ================================================================= */

.feedback-recaptcha-notice {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-align: center;
    margin-top: var(--spacing-xs);
}

.feedback-recaptcha-notice a {
    color: var(--color-link);
}

/* =================================================================
   RESPONSIVE
   ================================================================= */

@media (max-width: 600px) {
    #feedback-dialog {
        top: auto;
        left: 0;
        right: 0;
        bottom: 0;
        transform: none;
        width: 100%;
        max-height: 90vh;
        border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    }

    .feedback-dialog-header {
        border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    }
}