/* ==========================================================================
   PPF Bronirovanie Styles — Zero-Bloat, High-Signal Architectural Design
   Compliant with UI/UX & Frontend Generation Guidelines
   ========================================================================== */

.ppf-section {
    padding: 30px 0 60px;
    color: var(--default, #1e293b);
}

.ppf-header {
    margin-bottom: 48px;
    border-bottom: 1px solid #e2e8f0;
    padding-bottom: 32px;
}

.ppf-lead {
    font-size: 18px;
    line-height: 1.65;
    color: #475569;
    max-width: 860px;
    margin: 0;
}

/* Common Section Blocks */
.ppf-block {
    margin-bottom: 56px;
}

.ppf-title {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: #0f172a;
    margin: 0 0 8px 0;
}

.ppf-subtitle {
    font-size: 16px;
    line-height: 1.5;
    color: #64748b;
    margin: 0 0 28px 0;
}

/* --------------------------------------------------------------------------
   Protection Zones Grid (8 Zones)
   -------------------------------------------------------------------------- */
.ppf-zones-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.ppf-zone-item {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #ffffff;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: border-color 0.2s ease;
}

.ppf-zone-item:hover {
    border-color: #cbd5e1;
}

.ppf-zone-img-wrap {
    background: #f8fafc;
    aspect-ratio: 16 / 9;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid #f1f5f9;
}

.ppf-zone-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.ppf-zone-info {
    padding: 14px 16px 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ppf-zone-info h3 {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.35;
    color: #0f172a;
    margin: 0;
}

.ppf-zone-info p {
    font-size: 13px;
    line-height: 1.45;
    color: #64748b;
    margin: 0;
}

/* --------------------------------------------------------------------------
   Packages & Interactive Schematic
   -------------------------------------------------------------------------- */
.ppf-split-layout {
    display: grid;
    grid-template-columns: 1fr 1.05fr;
    gap: 32px;
    align-items: start;
}

.ppf-package-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.ppf-card {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #ffffff;
    padding: 22px 24px;
    cursor: pointer;
    transition: border-color 0.2s ease, background-color 0.2s ease;
    outline: none;
}

.ppf-card:hover {
    border-color: #94a3b8;
}

.ppf-card:focus-visible {
    outline: 2px solid #0284c7;
    outline-offset: 2px;
}

.ppf-card.is-active {
    border-color: #0284c7;
    background-color: #f8fafc;
}

.ppf-card-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 6px;
}

.ppf-card-title {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.3;
    color: #0f172a;
    margin: 0;
}

.ppf-card-price {
    font-size: 20px;
    font-weight: 700;
    color: #0284c7;
    white-space: nowrap;
}

.ppf-card-caption {
    font-size: 14px;
    font-weight: 500;
    color: #64748b;
    margin-bottom: 14px;
}

.ppf-card-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-top: 1px solid #f1f5f9;
    padding-top: 14px;
}

.ppf-card-list li {
    font-size: 14px;
    line-height: 1.45;
    color: #334155;
    position: relative;
    padding-left: 18px;
}

.ppf-card-list li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: #94a3b8;
}

/* Interactive Schematic Viewport */
.ppf-schematic-panel {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #f8fafc;
    padding: 24px;
    position: sticky;
    top: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.ppf-schematic-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 16px;
    border-bottom: 1px solid #e2e8f0;
}

.ppf-schematic-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #64748b;
    margin-bottom: 2px;
}

.ppf-schematic-title {
    font-size: 22px;
    font-weight: 700;
    line-height: 1.25;
    color: #0f172a;
    margin: 0;
}

.ppf-schematic-price {
    font-size: 22px;
    font-weight: 700;
    color: #0284c7;
    white-space: nowrap;
}

.ppf-car-viewport {
    background: #ffffff;
    border-radius: 6px;
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 240px;
}

.ppf-car-viewport img {
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    transition: opacity 0.2s ease;
}

.ppf-schematic-footer {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.ppf-schematic-meta {
    font-size: 14px;
    line-height: 1.55;
    color: #475569;
    margin: 0;
}

.ppf-primary-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #0284c7;
    color: #ffffff;
    font-size: 15px;
    font-weight: 600;
    padding: 14px 24px;
    border-radius: 6px;
    text-align: center;
    text-decoration: none;
    transition: background-color 0.2s ease;
    cursor: pointer;
}

.ppf-primary-cta:hover {
    background: #0369a1;
    color: #ffffff;
}

.ppf-primary-cta:focus-visible {
    outline: 2px solid #0284c7;
    outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   Technical Properties Grid (PPF Specs) — Zero Icon Spam
   -------------------------------------------------------------------------- */
.ppf-specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 48px;
    border-top: 1px solid #e2e8f0;
    padding-top: 32px;
}

.ppf-spec-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ppf-spec-name {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.35;
    color: #0f172a;
    margin: 0;
}

.ppf-spec-desc {
    font-size: 14px;
    line-height: 1.6;
    color: #475569;
    margin: 0;
}

/* Notice text */
.ppf-notice {
    font-size: 13px;
    color: #94a3b8;
    line-height: 1.5;
    margin-top: 24px;
}

/* --------------------------------------------------------------------------
   Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .ppf-zones-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ppf-split-layout {
        grid-template-columns: 1fr;
    }

    .ppf-schematic-panel {
        position: static;
        order: -1;
    }
}

@media (max-width: 768px) {
    .ppf-specs-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .ppf-title {
        font-size: 24px;
    }

    .ppf-lead {
        font-size: 16px;
    }

    .ppf-card {
        padding: 18px 20px;
    }

    .ppf-card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }

    .ppf-schematic-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}

@media (max-width: 480px) {
    .ppf-zones-grid {
        grid-template-columns: 1fr;
    }
}