/* ============================================================
   Arquivo: filex/css/ofertas.css
   Estilos partilhados: cards de oferta, payment-nav, toggle, modal
   de detalhes, seletor de método de pagamento.
   Usado por: index.php · perfil-trader.php
   ============================================================ */

/* ---------- PAYMENT NAV ---------- */
.payment-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 1rem;
    padding: 6px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.payment-nav::-webkit-scrollbar { display: none; }

.payment-nav-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    height: 38px;
    padding: 0 14px;
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-muted);
    background: transparent;
    border: 1px solid transparent;
    white-space: nowrap;
    cursor: pointer;
    transition:
        color 160ms var(--ease-out),
        background-color 160ms var(--ease-out),
        border-color 160ms var(--ease-out);
    -webkit-tap-highlight-color: transparent;
}

.payment-nav-item i { font-size: 0.9375rem; line-height: 1; }
.payment-nav-item:hover { color: var(--color-fg); background: var(--color-surface-2); }

.payment-nav-item.active {
    background: var(--color-surface-3);
    color: var(--color-fg);
    border-color: var(--color-border);
}

.payment-nav-item.active i { color: #42c98a; }

/* ---------- CABEÇALHO DO LIVRO DE OFERTAS ---------- */
.order-book-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 0.75rem;
}

.order-book-title { font-size: 1.125rem; font-weight: 500; letter-spacing: -0.02em; }

.order-book-subtitle {
    margin-top: 0.125rem;
    font-size: 0.875rem;
    color: var(--color-muted);
}

/* ---------- TRADE TOGGLE ---------- */
.trade-toggle {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    padding: 3px;
    background: var(--color-surface-2);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    flex-shrink: 0;
}

.trade-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-muted);
    background: transparent;
    border: 0;
    cursor: pointer;
    white-space: nowrap;
    transition: color 160ms var(--ease-out), background-color 160ms var(--ease-out);
    -webkit-tap-highlight-color: transparent;
}

.trade-toggle-btn i { font-size: 0.875rem; line-height: 1; }
.trade-toggle-btn:hover { color: var(--color-fg); }

.trade-toggle-btn.active {
    background: #42c98a;
    color: #0e1014;
}

.trade-toggle-btn.active i { color: #0e1014; }

/* ---------- LISTA DE OFERTAS ---------- */
.offers-header-desktop {
    display: none;
    margin-top: 1rem;
    grid-template-columns: 8.5rem minmax(0, 1.3fr) minmax(0, 1fr) minmax(0, 9rem) 6.5rem;
    column-gap: 0.75rem;
    padding: 0 0.75rem;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.025em;
    color: var(--color-subtle);
    text-transform: uppercase;
    line-height: 1;
}

.offers-header-desktop span:last-child { text-align: right; }

.offers-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 0.5rem;
    padding: 0;
    height: auto;
    min-height: 0;
}

.offers-list > li {
    display: block;
    width: 100%;
    height: auto;
    min-height: 0;
    margin: 0;
    padding: 0;
}

/* ---------- CARD DE OFERTA ---------- */
.offer {
    display: grid;
    width: 100%;
    box-sizing: border-box;
    gap: 0.75rem;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 0.875rem 1rem;
    text-align: left;
    box-shadow: var(--shadow-border);
    transition: box-shadow var(--motion-quick) var(--ease-out), background-color var(--motion-quick) var(--ease-out);
    cursor: pointer;
    height: auto;
    min-height: 0;
}

.offer:hover { background: var(--color-surface-2); }
.offer.best { box-shadow: 0 0 0 1px rgba(63, 143, 107, 0.4); }

.offer-price-block {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
}

.offer-price {
    font-family: var(--font-mono);
    font-size: 1.125rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}

.offer-price .unit {
    margin-left: 0.25rem;
    font-size: 0.75rem;
    font-family: var(--font-sans);
    color: var(--color-muted);
}

.offer-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    margin-top: 0.25rem;
    padding: 0.125rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.025em;
    background: rgba(63, 143, 107, 0.15);
    color: var(--color-buy);
}

.offer-action-mobile { display: block; }

.btn-offer-buy {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    height: 2.25rem;
    padding: 0 0.75rem;
    background: var(--color-buy);
    color: var(--color-buy-fg);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    transition: opacity var(--motion-quick) var(--ease-out), transform var(--motion-quick) var(--ease-out);
    white-space: nowrap;
    cursor: pointer;
    border: 0;
}

.btn-offer-buy:hover { opacity: 0.9; }
.btn-offer-buy:active { transform: scale(0.98); }

.offer-advertiser { display: flex; align-items: center; gap: 0.625rem; }

.offer-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    flex-shrink: 0;
    border-radius: 999px;
    background: var(--color-surface-3);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-fg);
    overflow: hidden;
}

.offer-advertiser-info { min-width: 0; }

.offer-advertiser-name {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.offer-verified-icon { font-size: 0.875rem; flex-shrink: 0; color: var(--color-buy); }

.offer-advertiser-meta { font-size: 0.75rem; color: var(--color-muted); }

.offer-payments { display: flex; flex-wrap: wrap; gap: 0.25rem; }

.offer-pay-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.125rem 0.5rem;
    border-radius: 999px;
    background: var(--color-surface-2);
    font-size: 0.75rem;
    color: var(--color-muted);
}

.offer-pay-tag .bi { font-size: 0.75rem; }

.offer-stock { font-size: 0.875rem; font-variant-numeric: tabular-nums; color: var(--color-fg); }
.offer-stock-label { font-size: 0.75rem; color: var(--color-muted); }
.offer-stock-limit { display: block; margin-top: 0.125rem; font-size: 0.75rem; color: var(--color-muted); }

.offer-action-desktop { display: none; justify-content: flex-end; }

/* ---------- MODAL DETALHES DA OFERTA ---------- */
.offer-detail-header {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--color-border);
}

.offer-detail-price {
    display: flex;
    align-items: baseline;
    gap: 6px;
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
}

.offer-detail-price-value { font-size: 1.5rem; font-weight: 600; color: var(--color-fg); }

.offer-detail-price-unit {
    font-size: 0.8125rem;
    color: var(--color-muted);
    font-family: var(--font-sans);
}

.offer-detail-advertiser { display: flex; align-items: center; gap: 10px; }
.offer-detail-section { margin-bottom: 14px; }

.offer-detail-label {
    display: block;
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-muted);
    margin-bottom: 6px;
}

.offer-detail-value {
    font-size: 0.875rem;
    color: var(--color-fg);
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
}

.offer-detail-policies p {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.8125rem;
    color: var(--color-muted);
    margin-bottom: 6px;
    line-height: 1.4;
}

.offer-detail-policies p i {
    color: var(--color-buy);
    font-size: 0.875rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.offer-detail-input {
    width: 100%;
    background: var(--color-surface-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: 0.9375rem;
    color: var(--color-fg);
    outline: none;
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
    transition: border-color 150ms ease;
}

.offer-detail-input:focus { border-color: var(--color-buy); }

.offer-detail-hint { margin-top: 6px; font-size: 0.75rem; color: var(--color-subtle); }

/* ---------- SELETOR DE MÉTODO DE PAGAMENTO ---------- */
.payment-method-selector { position: relative; width: 100%; }

.payment-method-trigger {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    background: var(--color-surface-2);
    border: 1px solid var(--color-border);
    color: var(--color-fg);
    font-size: 0.875rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: border-color 150ms ease, background-color 150ms ease;
}

.payment-method-trigger:hover { background: var(--color-surface-3); }
.payment-method-trigger[aria-expanded="true"] { border-color: var(--color-buy); }

.payment-method-trigger-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--color-buy);
    flex-shrink: 0;
    width: 20px;
}

.payment-method-trigger-label {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.payment-method-trigger-arrow {
    font-size: 0.875rem;
    color: var(--color-muted);
    flex-shrink: 0;
    transition: transform 150ms ease;
}

.payment-method-trigger[aria-expanded="true"] .payment-method-trigger-arrow { transform: rotate(180deg); }

.payment-method-menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    z-index: 10;
    list-style: none;
    padding: 6px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.42);
    max-height: 220px;
    overflow-y: auto;
}

.payment-method-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--color-fg);
    cursor: pointer;
    transition: background-color 120ms ease;
}

.payment-method-option:hover { background: var(--color-surface-2); }

.payment-method-option-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-muted);
    font-size: 1rem;
    width: 20px;
    flex-shrink: 0;
}

.payment-method-option.selected .payment-method-option-icon,
.payment-method-option.selected .payment-method-option-label { color: var(--color-buy); }

.payment-method-option-label {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.payment-method-option-check {
    font-size: 1rem;
    color: var(--color-buy);
    flex-shrink: 0;
    opacity: 0;
    transition: opacity 120ms ease;
}

.payment-method-option.selected .payment-method-option-check { opacity: 1; }

/* ---------- RESPONSIVO DESKTOP ---------- */
@media (min-width: 1024px) {
    .offers-header-desktop { display: grid; }

    .offer {
        grid-template-columns: 8.5rem minmax(0, 1.3fr) minmax(0, 1fr) minmax(0, 9rem) 6.5rem;
        column-gap: 0.75rem;
        row-gap: 0;
        align-items: center;
        padding: 0.875rem 1rem;
    }

    .offer-price-block {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        gap: 4px;
        min-width: 0;
    }

    .offer-price-block > div:first-child {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        min-width: 0;
    }

    .offer-price { font-size: 1.0625rem; }
    .offer-badge { margin-top: 2px; }
    .offer-advertiser { min-width: 0; }
    .offer-payments { min-width: 0; align-self: center; }

    .offer-stock {
        display: flex;
        flex-direction: column;
        gap: 2px;
        min-width: 0;
    }

    .offer-stock .mobile-label { display: none; }
    .offer-stock-limit { display: block; margin-top: 0; }

    .offer-action-desktop {
        display: flex;
        justify-content: flex-end;
        align-items: center;
    }

    .offer-action-mobile { display: none; }
}

/* ---------- RESPONSIVO MOBILE ---------- */
@media (max-width: 1023px) {
    .payment-nav { margin: 0 20px 0.75rem; padding: 6px; }
    .payment-nav-item { height: 36px; padding: 0 12px; font-size: 13px; }

    .order-book-header { margin: 0 20px 14px; padding: 0; }
    .order-book-title { font-size: 22px; }
    .order-book-subtitle { font-size: 15px; margin-top: 2px; }

    .offers-header-desktop { display: none; }

    .offers-list { margin-top: 0; gap: 14px; padding: 0 20px; }

    .offer {
        grid-template-columns: 1fr;
        gap: 14px;
        padding: 20px;
        border-radius: 20px;
    }

    .offer-price-block {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
    }

    .offer-price-block > div:first-child {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
        min-width: 0;
    }

    .offer-price { font-size: 26px; letter-spacing: -0.03em; }
    .offer-price .unit { font-size: 15px; }

    .offer-badge { font-size: 12px; padding: 4px 10px; margin-top: 0; }
    .offer-action-mobile { display: block; flex-shrink: 0; }

    .btn-offer-buy { height: 2.75rem; padding: 0 1.25rem; font-size: 15px; border-radius: 12px; }

    .offer-advertiser { gap: 14px; }

    .offer-avatar { width: 3.25rem; height: 3.25rem; font-size: 15px; font-weight: 600; }

    .offer-advertiser-name { font-size: 18px; gap: 6px; }
    .offer-verified-icon { font-size: 1.125rem; }
    .offer-advertiser-meta { font-size: 14px; margin-top: 2px; }
    .offer-payments { gap: 6px; }

    .offer-pay-tag { padding: 6px 12px; font-size: 13px; gap: 6px; }
    .offer-pay-tag .bi { font-size: 0.875rem; }

    .offer-stock {
        font-size: 20px;
        font-weight: 500;
        padding-top: 14px;
        border-top: 1px solid var(--color-border);
        margin-top: 2px;
    }

    .offer-stock-label { font-size: 13px; font-weight: 400; }
    .offer-stock-limit { font-size: 14px; margin-top: 4px; }

    .offer-action-desktop { display: none; }
}

@media (max-width: 640px) {
    .payment-nav { margin: 0 18px 0.75rem; }
    .order-book-header { margin: 0 18px 12px; }
    .order-book-title { font-size: 20px; }
    .offers-list { padding: 0 18px; }
    .offer { padding: 18px; }
    .offer-price { font-size: 24px; }
    .offer-advertiser-name { font-size: 17px; }
    .offer-stock { font-size: 18px; }
    .form-row { flex-direction: column; gap: 0.75rem; }
}

@media (max-width: 480px) {
    .payment-nav { margin: 0 16px 0.75rem; }
    .payment-nav-item { height: 34px; padding: 0 10px; font-size: 12px; }
    .payment-nav-item i { font-size: 0.875rem; }

    .order-book-header { margin: 0 16px 12px; }
    .order-book-title { font-size: 19px; }
    .order-book-subtitle { font-size: 14px; }

    .offers-list { padding: 0 16px; gap: 12px; }

    .offer { padding: 16px; border-radius: 18px; gap: 12px; }
    .offer-price { font-size: 22px; }
    .offer-price .unit { font-size: 14px; }
    .offer-advertiser-name { font-size: 16px; }
    .offer-advertiser-meta { font-size: 13px; }
    .offer-avatar { width: 3rem; height: 3rem; font-size: 14px; }
    .btn-offer-buy { height: 2.5rem; font-size: 14px; padding: 0 1rem; }
    .offer-stock { font-size: 17px; }
    .offer-stock-limit { font-size: 13px; }
    .offer-pay-tag { font-size: 12px; padding: 5px 10px; }
}

@media (max-width: 380px) {
    .payment-nav { margin: 0 14px 0.5rem; }
    .payment-nav-item { height: 32px; padding: 0 9px; font-size: 11px; gap: 4px; }
    .payment-nav-item i { font-size: 0.8125rem; }

    .order-book-header { margin: 0 14px 10px; }
    .order-book-title { font-size: 18px; }
    .order-book-subtitle { font-size: 13px; }

    .offers-list { padding: 0 14px; gap: 10px; }

    .offer { padding: 14px; gap: 10px; border-radius: 16px; }
    .offer-price { font-size: 20px; }
    .offer-badge { font-size: 11px; padding: 3px 8px; }
    .offer-advertiser-name { font-size: 15px; }
    .offer-advertiser-meta { font-size: 12px; }
    .offer-avatar { width: 2.75rem; height: 2.75rem; font-size: 13px; }
    .btn-offer-buy { height: 2.375rem; font-size: 13px; padding: 0 0.875rem; }
    .offer-stock { font-size: 16px; }
    .offer-stock-limit { font-size: 12px; }
    .offer-pay-tag { font-size: 11px; padding: 4px 8px; }
}