/* ============================================
   FACTURA VIEWER — mismo sistema de diseño
   ============================================ */

.fv-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 20px;
    font-family: var(--font);
}

/* ── Header ────────────────────────────────── */
.fv-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 18px;
    gap: 16px;
    flex-wrap: wrap;
}

.fv-breadcrumb {
    font-size: 12.5px;
    color: var(--text-4);
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 4px;
}

.fv-back {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: opacity .15s;
}

    .fv-back:hover {
        opacity: .7;
    }

.fv-breadcrumb-sep {
    color: var(--border-2);
}

.fv-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--text);
    line-height: 1.2;
    letter-spacing: -.3px;
}

.fv-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
    align-items: center;
}

/* Botones — reutiliza el sistema */
.fv-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--r-md);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-family: var(--font);
    transition: background .15s, opacity .15s, transform .1s;
    white-space: nowrap;
}

    .fv-btn:active {
        transform: scale(.97);
    }

    .fv-btn.primary {
        background: var(--primary);
        color: #fff;
    }

        .fv-btn.primary:hover {
            background: var(--primary-h);
        }

    .fv-btn.light {
        background: var(--surface);
        color: var(--text-2);
        border: 1px solid var(--border);
    }

        .fv-btn.light:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-bg);
        }

/* ── Badges ────────────────────────────────── */
.fv-tipo-badge {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
}

    .fv-tipo-badge.ccf {
        background: var(--ccf-bg);
        color: var(--ccf);
        border: 1px solid var(--ccf-border);
    }

    .fv-tipo-badge.fcf {
        background: var(--fcf-bg);
        color: var(--fcf);
        border: 1px solid var(--fcf-border);
    }

.fv-estado-badge {
    font-size: 11px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

    /* reutiliza clases rp-* del reportes.css */
    .fv-estado-badge.rp-ok {
        background: var(--success-bg);
        color: var(--success);
        border: 1px solid var(--success-border);
    }

    .fv-estado-badge.rp-proc {
        background: var(--primary-bg);
        color: var(--primary);
        border: 1px solid var(--primary-border);
    }

    .fv-estado-badge.rp-firm {
        background: var(--ccf-bg);
        color: var(--ccf);
        border: 1px solid var(--ccf-border);
    }

    .fv-estado-badge.rp-rech,
    .fv-estado-badge.rp-error {
        background: var(--danger-bg);
        color: var(--danger);
        border: 1px solid var(--danger-border);
    }

    .fv-estado-badge.rp-invalid {
        background: var(--warning-bg);
        color: var(--warning-text);
        border: 1px solid var(--warning-border);
    }

    .fv-estado-badge.rp-default {
        background: var(--surface-3);
        color: var(--text-4);
        border: 1px solid var(--border);
    }

/* ── Meta card ─────────────────────────────── */
.fv-meta-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    padding: 18px 20px;
    margin-bottom: 14px;
    box-shadow: var(--shadow-sm);
}

.fv-meta-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px 20px;
}

.fv-meta-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.fv-meta-label {
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--text-4);
}

.fv-meta-value {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.3;
}

    .fv-meta-value.mono {
        font-family: var(--font-mono);
        font-size: 12.5px;
    }

    .fv-meta-value.small {
        font-size: 11.5px;
        word-break: break-all;
    }

.fv-meta-nit {
    font-size: 12px;
    color: var(--text-3);
    font-family: var(--font-mono);
}

.fv-meta-total {
    color: var(--primary);
    font-family: var(--font-mono);
    font-size: 16px;
    font-variant-numeric: tabular-nums;
}

/* Ambiente badge */
.fv-amb-badge {
    font-size: 11px;
    font-weight: 600;
    padding: 2px 9px;
    border-radius: 20px;
}

    .fv-amb-badge.pruebas {
        background: var(--warning-bg);
        color: var(--warning-text);
        border: 1px solid var(--warning-border);
    }

    .fv-amb-badge.prod {
        background: var(--success-bg);
        color: var(--success);
        border: 1px solid var(--success-border);
    }

/* Sello */
.fv-sello {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.fv-sello-icon {
    font-size: 18px;
    flex-shrink: 0;
}

.fv-sello-label {
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--text-4);
    margin-bottom: 3px;
}

.fv-sello-value {
    font-size: 11.5px;
    font-family: var(--font-mono);
    color: var(--text-3);
    word-break: break-all;
    line-height: 1.5;
}

/* ── Viewer card ───────────────────────────── */
.fv-viewer-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.fv-viewer-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 18px;
    background: var(--surface-2);
    border-bottom: 1px solid var(--border);
}

.fv-format-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.fv-format-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--text-4);
}

.fv-format-btn {
    padding: 5px 14px;
    border-radius: var(--r-md);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text-3);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font);
    transition: all .15s;
}

    .fv-format-btn:hover {
        border-color: var(--primary);
        color: var(--primary);
        background: var(--primary-bg);
    }

    .fv-format-btn.active {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
    }

/* iframe */
.fv-iframe-wrap {
    position: relative;
    width: 100%;
    height: 780px;
    background: var(--surface-3);
}

.fv-iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
    transition: opacity .2s;
}

    .fv-iframe.hidden {
        opacity: 0;
    }

.fv-pdf-loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 13px;
    color: var(--text-4);
    background: var(--surface-3);
    z-index: 2;
}

/* ── Loading / Error states ────────────────── */
.fv-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 80px 20px;
    color: var(--text-4);
    font-size: 14px;
}

.fv-spinner {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 2.5px solid var(--border);
    border-top-color: var(--primary);
    animation: spin .75s linear infinite;
}

.fv-error-card {
    background: var(--danger-bg);
    border: 1px solid var(--danger-border);
    border-radius: var(--r-xl);
    padding: 40px;
    text-align: center;
    max-width: 480px;
    margin: 60px auto;
}

.fv-error-icon {
    font-size: 32px;
    margin-bottom: 12px;
}

.fv-error-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--danger);
    margin-bottom: 6px;
}

.fv-error-sub {
    font-size: 13px;
    color: var(--text-3);
}

/* ── Responsive ────────────────────────────── */
@media (max-width: 900px) {
    .fv-meta-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 600px) {
    .fv-container {
        padding: 14px 12px;
    }

    .fv-meta-grid {
        grid-template-columns: 1fr;
    }

    .fv-header {
        flex-direction: column;
    }

    .fv-iframe-wrap {
        height: 520px;
    }

    .fv-title {
        font-size: 17px;
    }
}