/* ============================================================
 * TP V4 — Brand Explorer page
 * Marca → Modelo → Categoria → Peças. Hero compacto + stepper +
 * grelhas interactivas.
 * ============================================================ */

.tp4-page-explorer { background: var(--tp4-c-gray-50); }
.tp4-header--solid { background: #fff; border-bottom: 1px solid var(--tp4-border); }

/* HERO compacto */
.tp4-explorer__hero {
    position: relative; padding: 3rem 0 2rem; color: #fff;
    background: linear-gradient(135deg, var(--tp4-c-gray-900) 0%, var(--tp4-c-gray-700) 60%, var(--tp4-c-brand) 130%);
    overflow: hidden;
}
.tp4-explorer__hero::before {
    content: ''; position: absolute; right: -10%; top: -50%;
    width: 60vw; height: 140%; background: radial-gradient(circle, rgba(255,255,255,0.06), transparent 60%);
    transform: rotate(-12deg);
}
.tp4-explorer__eyebrow {
    display: inline-flex; align-items: center; gap: 0.4rem;
    font-size: var(--tp4-fs-xs); letter-spacing: var(--tp4-tracking-wide); text-transform: uppercase;
    color: var(--tp4-c-brand-soft); margin: 0 0 0.5rem; font-weight: var(--tp4-fw-bold);
}
.tp4-explorer__title {
    margin: 0; font-family: var(--tp4-font-display); font-weight: var(--tp4-fw-black);
    font-size: clamp(2rem, 4vw, 3rem); line-height: 1.1;
    color: #fff;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.45);
    background: linear-gradient(135deg, #fff 0%, #fde68a 50%, #fff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.tp4-explorer__sub { margin: 0.6rem 0 0; font-size: var(--tp4-fs-lg); color: #f8fafc; text-shadow: 0 1px 6px rgba(0,0,0,0.35); }

/* Stepper */
.tp4-explorer__steps { padding: 1.5rem 0; background: #fff; border-bottom: 1px solid var(--tp4-border); }
.tp4-stepper {
    list-style: none; padding: 0; margin: 0;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem;
}
.tp4-step {
    display: flex; flex-direction: column; gap: 0.2rem;
    padding: 0.85rem 1rem; border-radius: var(--tp4-r-lg);
    background: var(--tp4-c-gray-50); border: 1px solid var(--tp4-border);
    position: relative; transition: background var(--tp4-dur) var(--tp4-ease-out), border-color var(--tp4-dur) var(--tp4-ease-out);
}
.tp4-step.is-active { background: var(--tp4-c-brand-soft); border-color: var(--tp4-c-brand); }
.tp4-step.is-done { background: var(--tp4-c-accent-soft); border-color: var(--tp4-c-accent); }
.tp4-step__num {
    width: 1.6rem; height: 1.6rem; border-radius: var(--tp4-r-pill);
    background: var(--tp4-c-gray-200); color: var(--tp4-text-soft);
    display: inline-flex; align-items: center; justify-content: center;
    font-weight: var(--tp4-fw-bold); font-size: var(--tp4-fs-sm); position: absolute; top: 0.8rem; right: 0.8rem;
}
.tp4-step.is-active .tp4-step__num { background: var(--tp4-c-brand); color: #fff; }
.tp4-step.is-done .tp4-step__num { background: var(--tp4-c-accent); color: #fff; }
.tp4-step__label {
    font-size: var(--tp4-fs-xs); color: var(--tp4-text-muted); text-transform: uppercase;
    letter-spacing: var(--tp4-tracking-wide); font-weight: var(--tp4-fw-semi);
}
.tp4-step__val {
    font-weight: var(--tp4-fw-bold); font-size: var(--tp4-fs-base);
    color: var(--tp4-text);
}

/* Brand picker grid */
.tp4-explorer__brands { padding: 3rem 0 1.5rem; }
.tp4-brand-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.75rem;
}
.tp4-brand-tile {
    position: relative; aspect-ratio: 1.4 / 1; background: #fff;
    border: 1.5px solid var(--tp4-border); border-radius: var(--tp4-r-lg);
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.45rem;
    text-decoration: none; color: var(--tp4-text);
    transition: all var(--tp4-dur) var(--tp4-ease-out);
    cursor: pointer;
}
.tp4-brand-tile:hover {
    border-color: var(--tp4-c-brand); transform: translateY(-3px);
    box-shadow: var(--tp4-shadow-md);
}
.tp4-brand-tile.is-selected {
    border-color: var(--tp4-c-brand); background: var(--tp4-c-brand-soft);
    box-shadow: 0 0 0 3px rgba(194, 84, 27, 0.15);
}
.tp4-brand-tile__mark {
    width: 56px; height: 56px;
    border-radius: var(--tp4-r-md);
    display: inline-flex; align-items: center; justify-content: center;
    overflow: hidden;
    box-shadow: 0 6px 16px -6px rgba(0,0,0,0.35), inset 0 0 0 1px rgba(255,255,255,0.10);
    position: relative;
}
.tp4-brand-tile__mark img {
    width: 65%; height: 65%; object-fit: contain;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.25));
    background: rgba(255,255,255,0.92);
    border-radius: var(--tp4-r-sm);
    padding: 4px;
}
.tp4-brand-tile__initials {
    font-family: var(--tp4-font-display); font-weight: var(--tp4-fw-black);
    font-size: 1.4rem; color: #fff;
    letter-spacing: var(--tp4-tracking-tight);
    text-shadow: 0 2px 6px rgba(0,0,0,0.45);
}
.tp4-brand-tile__mark--no-logo::after {
    content: attr(data-fallback);
    font-family: var(--tp4-font-display); font-weight: var(--tp4-fw-black);
    font-size: 1.4rem; color: #fff;
    text-shadow: 0 2px 6px rgba(0,0,0,0.45);
}
.tp4-brand-tile__name { font-weight: var(--tp4-fw-semi); font-size: var(--tp4-fs-sm); }
.tp4-brand-tile__check {
    position: absolute; top: 0.5rem; right: 0.5rem;
    width: 1.5rem; height: 1.5rem; border-radius: var(--tp4-r-pill);
    background: var(--tp4-c-brand); color: #fff;
    display: flex; align-items: center; justify-content: center;
}

/* Model picker grid */
.tp4-explorer__models { padding: 2rem 0 1.5rem; }
.tp4-model-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 0.6rem;
}
.tp4-model-card {
    display: flex; align-items: center; gap: 0.7rem;
    padding: 0.9rem 1rem; background: #fff;
    border: 1px solid var(--tp4-border); border-radius: var(--tp4-r-lg);
    text-decoration: none; color: var(--tp4-text);
    transition: all var(--tp4-dur) var(--tp4-ease-out);
}
.tp4-model-card:hover { border-color: var(--tp4-c-accent); transform: translateX(4px); }
.tp4-model-card.is-selected { border-color: var(--tp4-c-brand); background: var(--tp4-c-brand-soft); }
.tp4-model-card__icon { color: var(--tp4-c-accent); flex: 0 0 auto; }
.tp4-model-card.is-selected .tp4-model-card__icon { color: var(--tp4-c-brand); }
.tp4-model-card__name { flex: 1 1 auto; font-weight: var(--tp4-fw-semi); font-size: var(--tp4-fs-sm); }
.tp4-model-card__arrow { color: var(--tp4-text-muted); }

/* Parts panel */
.tp4-explorer__parts { padding: 2rem 0 4rem; }
.tp4-parts-tabs {
    display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1.5rem;
    padding: 0.5rem; background: #fff; border-radius: var(--tp4-r-lg);
    border: 1px solid var(--tp4-border);
}
.tp4-parts-tab {
    appearance: none; border: none; background: transparent; cursor: pointer;
    display: inline-flex; align-items: center; gap: 0.45rem;
    padding: 0.55rem 0.9rem; border-radius: var(--tp4-r-md);
    font-weight: var(--tp4-fw-semi); font-size: var(--tp4-fs-sm); color: var(--tp4-text-soft);
    transition: all var(--tp4-dur) var(--tp4-ease-out);
}
.tp4-parts-tab:hover { background: var(--tp4-c-gray-50); color: var(--tp4-text); }
.tp4-parts-tab.is-active { background: var(--tp4-bg-dark); color: #fff; }
.tp4-parts-tab__count {
    background: rgba(0,0,0,0.1); color: inherit;
    font-size: 0.7rem; padding: 0.1rem 0.45rem; border-radius: var(--tp4-r-pill);
    font-weight: var(--tp4-fw-bold);
}
.tp4-parts-tab.is-active .tp4-parts-tab__count { background: rgba(255,255,255,0.18); }

.tp4-parts-panel { display: none; }
.tp4-parts-panel.is-active { display: block; animation: tp4-fade-up 280ms var(--tp4-ease-out); }
@keyframes tp4-fade-up { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.tp4-parts-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.tp4-part-row {
    display: grid; grid-template-columns: auto 1fr auto auto;
    align-items: center; gap: 0.85rem;
    padding: 0.85rem 1rem; background: #fff; border: 1px solid var(--tp4-border);
    border-radius: var(--tp4-r-lg);
    transition: all var(--tp4-dur) var(--tp4-ease-out);
}
.tp4-part-row:hover { border-color: var(--tp4-c-brand); transform: translateX(2px); box-shadow: var(--tp4-shadow-sm); }
.tp4-part-row__icon { color: var(--tp4-c-accent); }
.tp4-part-row__name { margin: 0; font-weight: var(--tp4-fw-semi); font-size: var(--tp4-fs-sm); }
.tp4-part-row__ref {
    margin: 0.2rem 0 0; font-size: 0.7rem; color: var(--tp4-text-muted);
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    display: inline-flex; align-items: center; gap: 0.3rem;
}
.tp4-part-row__price { font-weight: var(--tp4-fw-bold); color: var(--tp4-text); font-size: var(--tp4-fs-base); }

/* ── Vehicles in yard panel (donor vehicles para o modelo seleccionado) ── */
.tp4-explorer__yard {
    padding: 2rem 0 1rem;
    background: linear-gradient(180deg, var(--tp4-c-gray-50), #fff);
}
.tp4-yard__head {
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    margin-bottom: 1.25rem; flex-wrap: wrap;
}
.tp4-yard__eyebrow {
    display: inline-flex; align-items: center; gap: 0.4rem;
    margin: 0 0 0.35rem;
    font-size: var(--tp4-fs-xs); letter-spacing: var(--tp4-tracking-wide); text-transform: uppercase;
    color: var(--tp4-c-brand); font-weight: var(--tp4-fw-bold);
}
.tp4-yard__title {
    margin: 0;
    font-family: var(--tp4-font-display); font-weight: var(--tp4-fw-black);
    font-size: clamp(1.4rem, 2.4vw, 1.85rem);
    color: var(--tp4-text);
    letter-spacing: var(--tp4-tracking-tight);
}
.tp4-yard__sub {
    margin: 0.35rem 0 0;
    color: var(--tp4-text-muted); font-size: var(--tp4-fs-sm);
}
.tp4-yard__grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 0.85rem;
}
.tp4-yard-card {
    display: flex; flex-direction: column;
    background: #fff;
    border: 1px solid var(--tp4-border);
    border-radius: var(--tp4-r-lg);
    overflow: hidden;
    text-decoration: none; color: var(--tp4-text);
    box-shadow: var(--tp4-shadow-sm);
    transition: transform var(--tp4-dur) var(--tp4-ease-out), box-shadow var(--tp4-dur) var(--tp4-ease-out), border-color var(--tp4-dur) var(--tp4-ease-out);
}
.tp4-yard-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--tp4-shadow-md);
    border-color: var(--tp4-c-brand);
}
.tp4-yard-card__thumb {
    position: relative;
    aspect-ratio: 16 / 10;
    background: linear-gradient(135deg, var(--tp4-c-gray-100), var(--tp4-c-gray-50));
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.tp4-yard-card__thumb img { width: 100%; height: 100%; object-fit: cover; }
.tp4-yard-card__thumb-fb { color: var(--tp4-c-gray-300); }
.tp4-yard-card__badge {
    position: absolute; top: 10px; right: 10px;
    padding: 4px 10px;
    background: var(--tp4-c-brand); color: #fff;
    font-size: 11px; font-weight: var(--tp4-fw-bold);
    border-radius: var(--tp4-r-pill);
    box-shadow: 0 4px 10px rgba(194, 84, 27, 0.30);
}
.tp4-yard-card__body { padding: 0.85rem 1rem 1rem; }
.tp4-yard-card__title {
    margin: 0 0 0.4rem;
    font-size: var(--tp4-fs-base); font-weight: var(--tp4-fw-bold);
    color: var(--tp4-text); line-height: 1.3;
}
.tp4-yard-card__meta {
    list-style: none; padding: 0; margin: 0 0 0.55rem;
    display: flex; gap: 0.55rem; flex-wrap: wrap;
    font-size: var(--tp4-fs-xs); color: var(--tp4-text-soft);
}
.tp4-yard-card__meta li {
    background: var(--tp4-c-gray-50);
    padding: 0.2rem 0.55rem;
    border-radius: var(--tp4-r-pill);
    font-weight: var(--tp4-fw-semi);
}
.tp4-yard-card__plate {
    display: inline-flex; align-items: center; gap: 0.3rem;
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 0.72rem; letter-spacing: 0.04em;
    color: var(--tp4-text-muted);
    padding: 0.15rem 0.5rem;
    background: var(--tp4-c-gray-50);
    border-radius: var(--tp4-r-sm);
}

/* ── Pagination ───────────────────────────────────────────── */
.tp4-parts-pagination {
    display: flex; align-items: center; justify-content: center; gap: 0.45rem;
    margin-top: 1.5rem; padding: 0.85rem;
    background: #fff;
    border: 1px solid var(--tp4-border);
    border-radius: var(--tp4-r-lg);
}
.tp4-parts-pagination__btn {
    appearance: none; border: 1px solid var(--tp4-border); background: #fff;
    cursor: pointer; padding: 0.5rem 0.85rem;
    border-radius: var(--tp4-r-md);
    font-weight: var(--tp4-fw-semi); font-size: var(--tp4-fs-sm);
    color: var(--tp4-text);
    display: inline-flex; align-items: center; gap: 0.4rem;
    transition: all var(--tp4-dur) var(--tp4-ease-out);
}
.tp4-parts-pagination__btn:hover:not(:disabled) {
    border-color: var(--tp4-c-brand); color: var(--tp4-c-brand); background: var(--tp4-c-brand-soft);
}
.tp4-parts-pagination__btn:disabled { opacity: 0.4; cursor: not-allowed; }
.tp4-parts-pagination__pages { display: flex; gap: 0.3rem; flex-wrap: wrap; }
.tp4-parts-pagination__page {
    appearance: none; border: 1px solid transparent; background: transparent;
    cursor: pointer;
    width: 36px; height: 36px;
    border-radius: var(--tp4-r-md);
    font-weight: var(--tp4-fw-semi); font-size: var(--tp4-fs-sm);
    color: var(--tp4-text-soft);
    transition: all var(--tp4-dur) var(--tp4-ease-out);
}
.tp4-parts-pagination__page:hover { background: var(--tp4-c-gray-100); color: var(--tp4-text); }
.tp4-parts-pagination__page.is-active {
    background: var(--tp4-c-brand); color: #fff;
}
.tp4-parts-pagination__page.is-gap {
    cursor: default; pointer-events: none;
    color: var(--tp4-text-muted);
}

/* Pequeno helper: rotação 180 para reusar chevron-right como chevron-left */
.tp4-rot-180 { transform: rotate(180deg); }

/* Responsive */
@media (max-width: 768px) {
    .tp4-stepper { grid-template-columns: 1fr; }
    .tp4-step__num { position: static; }
    .tp4-step { flex-direction: row; align-items: center; gap: 0.65rem; }
    .tp4-step__label { flex: 0 0 auto; }
    .tp4-step__val { flex: 1 1 auto; text-align: right; }
    .tp4-brand-grid { grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); }
    .tp4-brand-tile__mark { font-size: 1.25rem; }
    .tp4-part-row { grid-template-columns: auto 1fr; }
    .tp4-part-row__price { grid-column: 2; }
    .tp4-part-row .tp4-btn { grid-column: 1 / -1; }
}