/**
 * Country Selector Plugin — Styles principaux
 *
 * Organisation :
 *   1. Variables CSS
 *   2. Overlay & pop-up
 *   3. Grille de drapeaux
 *   4. Bouton valider
 *   5. États (chargement, erreur, vide)
 *   6. Liste des annonces
 *   7. Pagination
 *   8. Utilitaires
 *   9. Responsive
 *  10. Accessibilité / focus visible
 *
 * @package CountrySelector
 */

/* ============================================================
   1. Variables CSS
   ============================================================ */

:root {
    --csp-color-primary:        #e87722;
    --csp-color-primary-hover:  #c9631a;
    --csp-color-danger:         #dc2626;
    --csp-color-text:           #1f2937;
    --csp-color-text-muted:     #6b7280;
    --csp-color-bg:             #ffffff;
    --csp-color-bg-overlay:     rgba(0, 0, 0, 0.60);
    --csp-color-border:         #e5e7eb;
    --csp-color-border-focus:   #e87722;
    --csp-color-selected-bg:    #fff7f0;
    --csp-color-selected-border:#e87722;
    --csp-radius:               16px;
    --csp-radius-sm:            8px;
    --csp-shadow:               0 24px 64px rgba(0, 0, 0, 0.20);
    --csp-transition:           0.18s ease;
    --csp-font:                 inherit;
    --csp-z-overlay:            99999;
}

/* ============================================================
   2. Overlay & pop-up
   ============================================================ */

.csp-overlay {
    position: fixed;
    inset: 0;
    z-index: var(--csp-z-overlay);
    background: var(--csp-color-bg-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    cursor: default;
}

.csp-popup {
    position: relative;
    width: 100%;
    max-width: 560px;
    background: var(--csp-color-bg);
    border-radius: var(--csp-radius);
    box-shadow: var(--csp-shadow);
    padding: 2rem 2rem 2rem;
    font-family: var(--csp-font);
    color: var(--csp-color-text);
    animation: csp-popup-in var(--csp-transition) both;
}

@keyframes csp-popup-in {
    from {
        opacity: 0;
        transform: translateY(-12px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Titre */
.csp-popup__title {
    margin: 0 0 1.5rem;
    font-size: 1.375rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--csp-color-text);
    text-align: center;
}

/* Formulaire */
.csp-popup__form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* ============================================================
   3. Grille de drapeaux
   ============================================================ */

.csp-country-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 1rem;
    justify-items: center;
}

/* Bouton pays */
.csp-country-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.625rem;
    padding: 0.75rem 0.5rem;
    background: transparent;
    border: 2px solid transparent;
    border-radius: var(--csp-radius-sm);
    cursor: pointer;
    transition:
        background var(--csp-transition),
        border-color var(--csp-transition),
        transform var(--csp-transition);
    width: 100%;
    font-family: var(--csp-font);
}

.csp-country-btn:hover {
    background: #faf5f0;
    transform: translateY(-2px);
}

.csp-country-btn.is-selected {
    background: var(--csp-color-selected-bg);
    border-color: var(--csp-color-selected-border);
}

/* Cercle drapeau */
.csp-country-btn__flag {
    display: block;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid rgba(0, 0, 0, 0.08);
    background: #f3f4f6;
    flex-shrink: 0;
}

.csp-country-btn__flag img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Placeholder si pas d'image */
.csp-country-btn__placeholder {
    display: block;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
    border-radius: 50%;
}

/* Nom du pays */
.csp-country-btn__name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--csp-color-text);
    text-align: center;
    line-height: 1.3;
}

.csp-country-btn.is-selected .csp-country-btn__name {
    color: var(--csp-color-primary);
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 2px;
}

/* ============================================================
   4. Bouton valider
   ============================================================ */

.csp-popup__submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 2rem;
    background: var(--csp-color-primary);
    color: #fff;
    border: none;
    border-radius: var(--csp-radius-sm);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background var(--csp-transition), transform var(--csp-transition);
    letter-spacing: 0.01em;
}

.csp-popup__submit:hover:not(:disabled) {
    background: var(--csp-color-primary-hover);
}

.csp-popup__submit:active:not(:disabled) {
    transform: scale(0.98);
}

.csp-popup__submit:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

/* Message d'erreur */
.csp-popup__error {
    margin: 0;
    padding: 0.5rem 0.75rem;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: var(--csp-radius-sm);
    font-size: 0.875rem;
    color: var(--csp-color-danger);
}

/* ============================================================
   5. États (chargement, erreur, vide)
   ============================================================ */

.csp-ads-loading,
.csp-ads-empty,
.csp-ads-error {
    padding: 2rem 1rem;
    text-align: center;
    font-size: 1rem;
    color: var(--csp-color-text-muted);
}

.csp-ads-loading::after {
    content: '';
    display: inline-block;
    width: 1.25rem;
    height: 1.25rem;
    margin-left: 0.5rem;
    border: 2px solid var(--csp-color-border);
    border-top-color: var(--csp-color-primary);
    border-radius: 50%;
    animation: csp-spin 0.7s linear infinite;
    vertical-align: middle;
}

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

.csp-ads-error {
    color: var(--csp-color-danger);
}

/* ============================================================
   6. Liste des annonces
   ============================================================ */

.csp-ads-wrapper {
    container-type: inline-size;
}

.csp-ads-title {
    margin: 0 0 1.25rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--csp-color-text);
}

.csp-ads-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
    gap: 1.25rem;
}

.csp-ad article {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--csp-color-border);
    border-radius: var(--csp-radius);
    overflow: hidden;
    background: var(--csp-color-bg);
    transition: box-shadow var(--csp-transition), transform var(--csp-transition);
    height: 100%;
}

.csp-ad article:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.10);
    transform: translateY(-2px);
}

.csp-ad__image-link {
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.csp-ad__thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.csp-ad article:hover .csp-ad__thumbnail {
    transform: scale(1.04);
}

.csp-ad__content {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

.csp-ad__title {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
}

.csp-ad__title a {
    color: var(--csp-color-text);
    text-decoration: none;
    transition: color var(--csp-transition);
}

.csp-ad__title a:hover {
    color: var(--csp-color-primary);
}

.csp-ad__excerpt {
    margin: 0;
    font-size: 0.875rem;
    color: var(--csp-color-text-muted);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.csp-ad__meta {
    margin-top: auto;
    padding-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--csp-color-text-muted);
}

/* ============================================================
   7. Pagination
   ============================================================ */

.csp-pagination {
    margin-top: 2rem;
}

.csp-pagination .page-numbers {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    list-style: none;
    padding: 0;
    margin: 0;
    justify-content: center;
}

.csp-pagination .page-numbers li a,
.csp-pagination .page-numbers li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.25rem;
    height: 2.25rem;
    padding: 0 0.5rem;
    border: 1px solid var(--csp-color-border);
    border-radius: var(--csp-radius-sm);
    font-size: 0.875rem;
    color: var(--csp-color-text);
    text-decoration: none;
    transition: background var(--csp-transition), border-color var(--csp-transition);
}

.csp-pagination .page-numbers li a:hover {
    background: #f3f4f6;
    border-color: #9ca3af;
}

.csp-pagination .page-numbers li span.current {
    background: var(--csp-color-primary);
    border-color: var(--csp-color-primary);
    color: #fff;
    font-weight: 600;
}

/* ============================================================
   8. Utilitaires
   ============================================================ */

body.csp-no-scroll {
    overflow: hidden;
}

/* ============================================================
   9. Responsive
   ============================================================ */

@media ( max-width: 480px ) {
    .csp-popup {
        padding: 1.5rem 1rem 1.5rem;
        border-radius: var(--csp-radius) var(--csp-radius) 0 0;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        max-width: 100%;
        max-height: 85vh;
        overflow-y: auto;
        animation: csp-popup-slide-up var(--csp-transition) both;
    }

    @keyframes csp-popup-slide-up {
        from { transform: translateY(100%); }
        to   { transform: translateY(0); }
    }

    .csp-overlay {
        align-items: flex-end;
    }

    .csp-country-grid {
        grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
        gap: 0.75rem;
    }

    .csp-country-btn__flag {
        width: 60px;
        height: 60px;
    }
}

/* ============================================================
   10. Accessibilité / focus visible
   ============================================================ */

.csp-country-btn:focus-visible,
.csp-popup__submit:focus-visible,
.csp-ad__title a:focus-visible,
.csp-pagination .page-numbers li a:focus-visible {
    outline: 3px solid var(--csp-color-primary);
    outline-offset: 2px;
}

@media ( prefers-reduced-motion: reduce ) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}