/**
 * Component styles - Buttons, cards, forms, badges
 */

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    line-height: var(--leading-tight);
    text-align: center;
    white-space: nowrap;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
    border: 2px solid transparent;
    -webkit-tap-highlight-color: transparent;
    appearance: none;
    -webkit-appearance: none;
}

/* Suppress ALL browser/Bootstrap default focus styles on click */
.btn:focus {
    outline: none !important;
    box-shadow: none !important;
}

/* Restore a clean focus ring for keyboard users only */
.btn:focus-visible {
    outline: none !important;
    box-shadow: var(--focus-ring) !important;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Primary button — override Bootstrap's CSS vars to prevent blue flash on :active */
.btn-primary {
    --bs-btn-color: #fff;
    --bs-btn-bg: var(--color-secondary);
    --bs-btn-border-color: var(--color-secondary);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--color-secondary-dark);
    --bs-btn-hover-border-color: var(--color-secondary-dark);
    --bs-btn-focus-shadow-rgb: 139, 92, 246;
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: var(--color-secondary-dark);
    --bs-btn-active-border-color: var(--color-secondary-dark);
    --bs-btn-active-shadow: 0 0 0 3px rgba(139, 92, 246, 0.3);
    --bs-btn-disabled-color: #fff;
    --bs-btn-disabled-bg: var(--color-secondary);
    --bs-btn-disabled-border-color: var(--color-secondary);
    background-color: var(--color-secondary);
    color: #fff;
    border-color: var(--color-secondary);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-secondary-dark);
    border-color: var(--color-secondary-dark);
}

.btn-primary:active,
.btn-primary:focus-visible {
    background-color: var(--color-secondary-dark) !important;
    border-color: var(--color-secondary-dark) !important;
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.3) !important;
    outline: none !important;
}

/* Secondary button */
.btn-secondary {
    background-color: transparent;
    color: var(--color-secondary);
    border-color: var(--color-secondary);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--color-secondary);
    color: var(--color-text-inverse);
}

/* Warning button (legacy support) */
.btn-warning {
    background-color: var(--color-warning);
    color: var(--color-text-inverse);
    border-color: var(--color-warning);
}

.btn-warning:hover:not(:disabled) {
    background-color: var(--color-warning-dark);
    border-color: var(--color-warning-dark);
}

/* Button sizes */
.btn-sm {
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-xs);
}

.btn-lg {
    padding: var(--space-2) var(--space-5);
    font-size: var(--text-sm);
}

/* Pill button */
.rounded-pill {
    border-radius: var(--radius-full) !important;
}

/* Button with spinner */
.btn .spinner-border {
    width: 1em;
    height: 1em;
    border-width: 0.15em;
}

/* ============================================
   CARDS
   ============================================ */

.card {
    background-color: var(--color-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.card-header {
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-surface-secondary);
}

.card-body {
    padding: var(--space-6);
}

.card-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-border);
    background-color: var(--color-surface-secondary);
}

.card-title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-2);
}

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

.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-text);
}

.form-control {
    display: block;
    width: 100%;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--font-normal);
    line-height: var(--leading-normal);
    color: var(--color-text);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: var(--focus-ring);
}

.form-control::placeholder {
    color: var(--color-text-tertiary);
}

.form-control-lg {
    padding: var(--space-4) var(--space-5);
    font-size: var(--text-lg);
}

/* Form validation states — only error state has visible border feedback */
.form-control.danger {
    border-color: rgba(220, 38, 38, 0.5);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.08);
}

/* Helper text */
.form-text {
    display: block;
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.form-text.text-danger {
    color: var(--color-danger);
}

/* ============================================
   BADGES
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    line-height: 1;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.badge-primary {
    background-color: var(--color-secondary);
    color: var(--color-text-inverse);
}

.badge-success {
    background-color: var(--color-success);
    color: var(--color-text-inverse);
}

.badge-warning {
    background-color: var(--color-warning);
    color: var(--color-text-inverse);
}

.badge-danger {
    background-color: var(--color-danger);
    color: var(--color-text-inverse);
}

.badge-info {
    background-color: var(--color-info);
    color: var(--color-text-inverse);
}

/* ============================================
   ALERTS
   ============================================ */

.alert {
    padding: var(--space-4);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
}

.alert-info {
    background-color: rgba(2, 132, 199, 0.1);
    border: 1px solid var(--color-info);
    color: var(--color-info-dark);
}

.alert-success {
    background-color: rgba(22, 163, 74, 0.1);
    border: 1px solid var(--color-success);
    color: var(--color-success-dark);
}

.alert-warning {
    background-color: rgba(217, 119, 6, 0.1);
    border: 1px solid var(--color-warning);
    color: var(--color-warning-dark);
}

.alert-danger {
    background-color: rgba(220, 38, 38, 0.1);
    border: 1px solid var(--color-danger);
    color: var(--color-danger-dark);
}

/* ============================================
   AUTOCOMPLETE
   ============================================ */

.input-wrapper {
    position: relative;
    width: 100%;
}

.autocomplete-container {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-lg);
    max-height: 280px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.autocomplete-container:empty {
    display: none;
}

.autocomplete-container .autocomplete-item {
    padding: var(--space-2) var(--space-3);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
}

.autocomplete-container .autocomplete-item:last-child {
    border-bottom: none;
}

.autocomplete-container .autocomplete-item:hover,
.autocomplete-container .autocomplete-item.selected {
    background-color: var(--color-surface-tertiary);
}

.autocomplete-type {
    font-size: 10px;
    padding: 2px 5px;
    border-radius: var(--radius-full);
    background-color: var(--color-surface-tertiary);
    color: var(--color-text-secondary);
    flex-shrink: 0;
}

.autocomplete-type--classe {
    background-color: rgba(139, 92, 246, 0.1);
    color: var(--color-secondary);
}

.autocomplete-type--substance {
    background-color: rgba(22, 163, 74, 0.1);
    color: var(--color-success);
}

.autocomplete-type--specialite {
    background-color: rgba(2, 132, 199, 0.1);
    color: var(--color-info);
}

/* ============================================
   CLASS NOTICE (informational, not interactive)
   ============================================ */

.class-notice {
    margin-top: var(--space-2);
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.03);
    border-left: 2px solid rgba(0, 0, 0, 0.08);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-size: 11px;
    color: #3C3C43;
    line-height: 1.5;
}

.class-notice__header {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
    font-size: 11px;
    color: #666666;
    font-weight: var(--font-normal);
}

.class-notice__icon {
    font-style: normal;
    color: #999999;
    flex-shrink: 0;
}

.class-notice__close {
    margin-left: auto;
    background: none;
    border: none;
    font-size: 11px;
    color: #999999;
    cursor: pointer;
    padding: 0 2px;
    line-height: 1;
    flex-shrink: 0;
}

.class-notice__close:hover {
    color: #3C3C43;
}

.class-notice__list {
    margin: 0;
    padding-left: 14px;
    font-size: 11px;
    color: #3C3C43;
    line-height: 1.7;
}


/* ============================================
   RESULT CARD (prescription-style)
   ============================================ */

.rx-card {
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-xl);
    background: var(--color-surface);
    overflow: hidden;
    font-size: var(--text-sm);
}

.rx-card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface-secondary);
}

.rx-card__title {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.rx-card__label {
    font-size: 10px;
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-tertiary);
}

.rx-card__meds {
    font-size: var(--text-base);
    font-weight: var(--font-normal);
    color: var(--color-text);
}

.rx-card__meds strong {
    font-weight: var(--font-bold);
}

.rx-card__actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
}

.rx-card__close,
.rx-card__share {
    background: none;
    border: none;
    color: var(--color-text-tertiary);
    cursor: pointer;
    padding: 4px 6px;
    line-height: 1;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.rx-card__close { font-size: 16px; }

.rx-card__close:hover,
.rx-card__share:hover {
    color: var(--color-text);
    background: var(--color-surface-tertiary);
}

.rx-card__share--copied {
    color: var(--color-success) !important;
}

.rx-interaction {
    border-bottom: 1px solid var(--color-border);
}

.rx-interaction:last-of-type {
    border-bottom: none;
}

.rx-interaction__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    width: 100%;
    padding: var(--space-4) var(--space-6);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    -webkit-tap-highlight-color: transparent;
}

.rx-interaction__header:hover {
    background: var(--color-surface-secondary);
}

.rx-interaction__fold-meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
}

.rx-interaction__chevron {
    color: var(--color-text-tertiary);
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

.rx-interaction__header[aria-expanded="false"] .rx-interaction__chevron {
    transform: rotate(-90deg);
}

.rx-interaction__body {
    padding: 0 var(--space-6) var(--space-4);
}

.rx-interaction__body.is-collapsed {
    display: none;
}

.rx-classes {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-text);
    margin: 0 0 var(--space-3) 0;
}

/* Interacting class pair header */
.rx-interaction__pair {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-text);
    margin: 0 0 var(--space-3) 0;
}

.rx-interaction__number {
    font-size: var(--text-xs);
    font-weight: 300;
    color: var(--color-text-tertiary);
    flex-shrink: 0;
}

.rx-interaction__drug {
    font-weight: var(--font-normal);
    color: var(--color-text-secondary);
    font-size: var(--text-xs);
}

/* Niveau inline row inside body */
.rx-niveau-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.rx-niveau-label {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
    font-weight: var(--font-semibold);
    white-space: nowrap;
}

/* Severity chips — compact pills in header actions */
.rx-severity-chips {
    display: flex;
    gap: 4px;
    align-items: center;
}

.rx-severity-chip {
    font-size: 9px;
    font-weight: var(--font-bold);
    padding: 2px 7px;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    line-height: 1.5;
}

/* Severity glossary — legend before AI summary */
.rx-glossary {
    display: flex;
    align-items: baseline;
    gap: var(--space-4);
    padding: var(--space-3) var(--space-6);
    border-top: 1px solid var(--color-border);
    flex-wrap: wrap;
}

.rx-glossary__label {
    font-size: 10px;
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-tertiary);
    flex-shrink: 0;
}

.rx-glossary__list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-4);
    list-style: none;
    margin: 0;
    padding: 0;
}

.rx-glossary__list li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
}

.rx-glossary__list .rx-niveau {
    font-size: 9px;
    padding: 1px 5px;
}

/* AI summary section */
.rx-summary {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-border);
    background: var(--color-surface-secondary);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.rx-summary__header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.rx-summary__icon {
    font-size: 11px;
    color: var(--color-text-tertiary);
}

.rx-summary__label {
    font-size: 10px;
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-tertiary);
}

.rx-summary__text {
    font-size: var(--text-sm);
    color: var(--color-text);
    line-height: 1.65;
    margin: 0 0 var(--space-2) 0;
}

.rx-summary__disclaimer {
    font-size: 10px;
    color: var(--color-text-tertiary);
    font-style: italic;
    margin: 0;
}

.rx-summary__loading {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
    font-style: italic;
}

.rx-niveau {
    font-size: 10px;
    font-weight: var(--font-semibold);
    padding: 3px 10px;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    white-space: nowrap;
    flex-shrink: 0;
}

.niveau--ci   { color: var(--color-niveau-ci);   background: var(--color-niveau-ci-bg); }
.niveau--ad   { color: var(--color-niveau-ad);   background: var(--color-niveau-ad-bg); }
.niveau--pe   { color: var(--color-niveau-pe);   background: var(--color-niveau-pe-bg); }
.niveau--aptc { color: var(--color-niveau-aptc); background: var(--color-niveau-aptc-bg); }

/* Severity top border on result card */
.rx-card--ci   { border-top: 3px solid var(--color-niveau-ci); }
.rx-card--ad   { border-top: 3px solid var(--color-niveau-ad); }
.rx-card--pe   { border-top: 3px solid var(--color-niveau-pe); }
.rx-card--aptc { border-top: 3px solid var(--color-niveau-aptc); }


.rx-interaction__body {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-top: var(--space-3);
}

.rx-detail__label,
.rx-section__label {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-text-tertiary);
    margin: 0 0 4px 0;
    letter-spacing: 0.01em;
}

.rx-detail__value,
.rx-section__value {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    margin: 0;
}

.rx-section--ref .rx-section__value {
    font-style: italic;
    color: var(--color-text-tertiary);
}

/* ============================================
   SPINNER
   ============================================ */

.spinner {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-secondary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-border {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    vertical-align: -0.125em;
    border: 0.25em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.2em;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading-spinner {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    color: var(--color-text-secondary);
}

/* ============================================
   CLOSE BUTTON
   ============================================ */

.btn-close {
    padding: var(--space-2);
    background: transparent;
    border: none;
    cursor: pointer;
    opacity: 0.5;
    transition: opacity var(--transition-fast);
}

.btn-close:hover {
    opacity: 1;
}

.btn-close::before {
    content: '\00d7';
    font-size: var(--text-xl);
    line-height: 1;
}