/* =============================================
   TERRA DI CORSICA — Page Concerts
   ============================================= */

/* --- En-tête page --- */
.page-header {
    position: relative;
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.page-header-bg {
    position: absolute;
    inset: 0;
    background-image: url('../images/hero.png');
    background-size: cover;
    background-position: center 20%;
    filter: brightness(0.35);
}

.page-header-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(8,8,15,0.4), rgba(8,8,15,0.8));
}

.page-header-content {
    position: relative;
    z-index: 2;
}

.page-header-content h1 {
    font-family: var(--font-titre);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.page-header-content p {
    color: var(--couleur-texte-doux);
    margin-top: 0.5rem;
    font-size: 1rem;
}

/* --- Section concerts --- */
.section-concerts {
    padding: 4rem 0 6rem;
}

/* --- Filtres --- */
.concerts-filtres {
    display: flex;
    justify-content: center;
    margin-bottom: 3rem;
}

.filtre-dropdown {
    position: relative;
    display: inline-block;
    min-width: 260px;
}

/* Bouton principal : hérite de .btn .btn-secondaire, on ajuste juste le layout */
.filtre-dropdown-btn {
    width: 100%;
    display: flex !important;
    align-items: center;
    gap: 0.8rem;
    padding: 0.75rem 1.4rem !important;
    text-align: left;
}

.filtre-dropdown-btn span:nth-child(2) {
    flex: 1;
}

.filtre-losange {
    font-size: 0.5rem;
    color: var(--couleur-accent);
    flex-shrink: 0;
    transition: color 0.25s;
}

.filtre-dropdown.ouvert .filtre-dropdown-btn,
.filtre-dropdown-btn:hover {
    background-color: var(--couleur-accent) !important;
    color: #08080f !important;
}

.filtre-dropdown.ouvert .filtre-losange,
.filtre-dropdown-btn:hover .filtre-losange {
    color: #08080f;
}

.filtre-arrow {
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid var(--couleur-accent);
    flex-shrink: 0;
    transition: transform 0.25s, border-top-color 0.25s;
}

.filtre-dropdown.ouvert .filtre-arrow,
.filtre-dropdown-btn:hover .filtre-arrow {
    border-top-color: #08080f;
}

.filtre-dropdown.ouvert .filtre-arrow {
    transform: rotate(180deg);
}

/* Liste déroulante */
.filtre-dropdown-liste {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--couleur-fond-carte);
    border: 1px solid var(--couleur-accent);
    border-radius: 2px;
    list-style: none;
    margin: 0;
    padding: 0.4rem 0;
    z-index: 200;
    box-shadow: 0 12px 40px rgba(0,0,0,0.7);
    animation: fadeDown 0.18s ease;
}

@keyframes fadeDown {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.filtre-option {
    display: block;
    padding: 0.6rem 1.4rem;
    font-family: var(--font-corps);
    font-size: 0.85rem;
    color: var(--couleur-texte-doux);
    cursor: pointer;
    letter-spacing: 0.05em;
    list-style: none;
    transition: background 0.15s, color 0.15s, padding-left 0.15s;
}

.filtre-option:hover {
    background: rgba(201,168,76,0.1);
    color: var(--couleur-accent);
    padding-left: 1.9rem;
}

.filtre-option.actif {
    color: var(--couleur-accent);
    font-weight: 600;
}

/* --- Liste concerts --- */
.concerts-liste {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.concert-ligne {
    display: grid;
    grid-template-columns: 90px 1fr auto;
    align-items: center;
    gap: 1.5rem;
    background: var(--couleur-fond-carte);
    border: 1px solid var(--couleur-bordure);
    border-radius: 4px;
    padding: 1.25rem 1.5rem;
    transition: border-color 0.3s, transform 0.2s;
}

.concert-ligne:hover {
    border-color: var(--couleur-accent);
    transform: translateX(4px);
}

/* Date bloc */
.cl-date {
    text-align: center;
    border-right: 1px solid var(--couleur-bordure);
    padding-right: 1.5rem;
}

.cl-jour {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--couleur-accent);
    line-height: 1;
}

.cl-mois {
    display: block;
    font-size: 0.75rem;
    color: var(--couleur-texte-doux);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.2rem;
}

.cl-annee {
    display: block;
    font-size: 0.7rem;
    color: rgba(160,160,176,0.5);
    margin-top: 0.1rem;
}

/* Infos concert */
.cl-infos {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.cl-titre {
    font-family: var(--font-titre);
    font-size: 1.15rem;
    font-weight: 400;
    color: var(--couleur-texte);
}

.cl-lieu {
    font-size: 0.85rem;
    color: var(--couleur-texte-doux);
}

.cl-lieu span {
    color: var(--couleur-accent);
    margin-right: 0.3rem;
}

.cl-lieu-lien {
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.25s ease, color 0.25s ease;
}

.cl-lieu-lien:hover {
    color: var(--couleur-accent);
    border-bottom-color: rgba(201,168,76,0.5);
}

.cl-heure {
    font-size: 0.8rem;
    color: rgba(160,160,176,0.6);
}

/* Action */
.cl-action {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.6rem;
}

.cl-prix {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--couleur-accent);
}

.cl-prix-libre {
    font-size: 0.85rem;
    color: var(--couleur-texte-doux);
    font-style: italic;
}

.cl-complet {
    font-size: 0.8rem;
    color: #eb5757;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Message vide */
.chargement,
.aucun-concert {
    text-align: center;
    color: var(--couleur-texte-doux);
    padding: 3rem 0;
    grid-column: 1 / -1;
}

/* --- Responsive --- */
@media (max-width: 600px) {
    .concert-ligne {
        grid-template-columns: 70px 1fr;
        grid-template-rows: auto auto;
    }

    .cl-action {
        grid-column: 1 / -1;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        border-top: 1px solid var(--couleur-bordure);
        padding-top: 0.75rem;
        margin-top: 0.25rem;
    }
}