.sfp-solution-engine {
    margin: 40px 0 24px;
    padding: 34px;
    background: #070707;
    color: #fff;
}

.sfp-solution-engine__header {
    max-width: 760px;
    margin-bottom: 26px;
}

.sfp-solution-engine__eyebrow {
    margin: 0 0 10px;
    color: #c8a36a;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.sfp-solution-engine__header h2 {
    margin: 0 0 10px;
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.05;
    letter-spacing: -0.04em;
}

.sfp-solution-engine__header p {
    margin: 0;
    color: rgba(255, 255, 255, 0.72);
}

.sfp-solution-grid {
    display: grid;
    grid-template-columns: 1.25fr 1fr 1fr;
    gap: 14px;
    margin-bottom: 14px;
}

.sfp-solution-card,
.sfp-recommendation-panel {
    background: #fff;
    color: #070707;
}

.sfp-solution-card {
    min-height: 210px;
    padding: 24px;
}

.sfp-solution-card--primary {
    background: #fbfaf6;
}

.sfp-solution-card__label {
    display: block;
    margin-bottom: 12px;
    color: #927446;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.sfp-solution-card h3 {
    margin: 0 0 8px;
    font-size: 24px;
    line-height: 1.12;
    letter-spacing: -0.03em;
}

.sfp-solution-card p,
.sfp-solution-card small {
    color: #6f6f6f;
    line-height: 1.6;
}

.sfp-solution-score {
    display: grid;
    gap: 4px;
    margin-bottom: 14px;
}

.sfp-solution-score strong {
    font-size: 46px;
    line-height: 1;
    letter-spacing: -0.06em;
}

.sfp-solution-score span {
    color: #6f6f6f;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.sfp-solution-progress {
    height: 9px;
    margin-bottom: 14px;
    background: #ede8dd;
    overflow: hidden;
}

.sfp-solution-progress span {
    display: block;
    height: 100%;
    background: #c8a36a;
}

.sfp-recommendation-panel {
    display: grid;
    grid-template-columns: 0.9fr 1.35fr;
    gap: 24px;
    padding: 24px;
}

.sfp-recommendation-panel h3 {
    margin: 0 0 14px;
    font-size: 19px;
    letter-spacing: -0.03em;
}

.sfp-missing-list {
    display: grid;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.sfp-missing-list li {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 12px;
    background: #fbfaf6;
    border-left: 3px solid #c8a36a;
    font-weight: 700;
}

.sfp-missing-list strong {
    color: #927446;
}

.sfp-complete-message {
    margin: 0;
    padding: 14px;
    background: #fbfaf6;
    color: #4b5b46;
    font-weight: 700;
}

.sfp-project-field-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.sfp-project-field-grid label {
    display: grid;
    gap: 6px;
    color: #6f6f6f;
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

.sfp-project-field-grid input,
.sfp-project-field-grid select {
    min-height: 44px;
    padding: 9px 12px;
    border: 1px solid #d9d9d2;
    background: #fff;
    color: #070707;
    text-transform: none;
}

.sfp-visualizer {
    margin: 24px 0 40px;
    padding: 32px;
    background: #fbfaf6;
    border: 1px solid #e0e0d8;
}

.sfp-visualizer__title::after {
    content: ' · Top-View Plan';
    color: #927446;
    font-size: 14px;
    font-weight: 600;
}

.sfp-visualizer__header {
    margin-bottom: 24px;
}

.sfp-visualizer__title {
    margin: 0 0 6px;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.sfp-visualizer__desc {
    margin: 0;
    color: #6f6f6f;
    font-size: 14px;
}

.sfp-visualizer__controls {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 28px;
    padding: 20px;
    background: #fff;
    border: 1px solid #e0e0d8;
}

.sfp-visualizer__controls label {
    font-size: 13px;
    font-weight: 600;
}

.sfp-store-select {
    min-height: 40px;
    padding: 8px 14px;
    border: 1px solid #d9d9d2;
    background: #fff;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
}

.sfp-store-select:focus {
    outline: 2px solid #070707;
    outline-offset: 2px;
}

.sfp-generate-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 44px;
    padding: 12px 24px;
    border: 0;
    background: #070707;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s;
}

.sfp-generate-btn:hover {
    background: #2a2a2a;
}

.sfp-generate-btn:active {
    background: #444;
}

.sfp-generate-btn svg {
    flex-shrink: 0;
}

.sfp-product-summary {
    margin-bottom: 20px;
    padding: 16px 20px;
    background: #fff;
    border-left: 3px solid #070707;
}

.sfp-product-summary__title {
    margin: 0 0 10px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #6f6f6f;
}

.sfp-product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.sfp-product-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    background: #f0ede7;
    font-size: 12px;
    font-weight: 600;
}

.sfp-product-tag__qty {
    display: inline-grid;
    place-items: center;
    min-width: 18px;
    height: 18px;
    background: #070707;
    color: #fff;
    font-size: 10px;
    border-radius: 999px;
}

.sfp-visual-result {
    position: relative;
    margin-bottom: 20px;
    min-height: 200px;
    background: #f0ede7;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sfp-visual-result--empty {
    color: #6f6f6f;
    font-size: 14px;
    flex-direction: column;
    gap: 10px;
}

.sfp-visual-result--empty svg {
    opacity: 0.35;
}

.sfp-visual-result canvas {
    display: block;
    max-width: 100%;
    height: auto;
}

.sfp-visualizer__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.sfp-download-btn {
    display: none;
    align-items: center;
    gap: 8px;
    min-height: 44px;
    padding: 12px 24px;
    border: 2px solid #070707;
    background: #fff;
    color: #070707;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.sfp-download-btn:hover {
    background: #070707;
    color: #fff;
}

.sfp-inquiry-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 44px;
    padding: 12px 24px;
    border: 0;
    background: #c8a36a;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    text-decoration: none;
    transition: background 0.2s;
}

.sfp-inquiry-btn:hover {
    background: #b8935a;
    color: #fff;
}

.sfp-visualizer__note {
    margin: 16px 0 0;
    padding: 12px 16px;
    background: #fff;
    border: 1px solid #e0e0d8;
    font-size: 12px;
    color: #6f6f6f;
    line-height: 1.6;
}

.sfp-visualizer__note strong {
    color: #070707;
}

@media (max-width: 900px) {
    .sfp-solution-grid,
    .sfp-recommendation-panel,
    .sfp-project-field-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 620px) {
    .sfp-solution-engine,
    .sfp-visualizer {
        padding: 20px;
    }

    .sfp-visualizer__controls {
        flex-direction: column;
        align-items: stretch;
    }

    .sfp-generate-btn,
    .sfp-download-btn,
    .sfp-inquiry-btn {
        justify-content: center;
        width: 100%;
    }

    .sfp-visualizer__actions {
        flex-direction: column;
    }
}

.sfp-project-estimator {
    margin: 24px 0;
    padding: 30px;
    background: #fff;
    border: 1px solid #d9d9d2;
}

.sfp-project-estimator__header {
    max-width: 760px;
    margin-bottom: 22px;
}

.sfp-project-estimator__header h2 {
    margin: 0 0 8px;
    font-size: clamp(26px, 3vw, 38px);
    line-height: 1.08;
    letter-spacing: -0.04em;
}

.sfp-project-estimator__header p {
    margin: 0;
    color: #6f6f6f;
}

.sfp-project-estimator__controls {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 18px;
}

.sfp-project-estimator__controls label {
    display: grid;
    gap: 7px;
    color: #6f6f6f;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.sfp-project-estimator__controls select {
    min-height: 44px;
    padding: 9px 12px;
    border: 1px solid #d9d9d2;
    background: #fbfaf6;
    color: #070707;
    letter-spacing: 0;
    text-transform: none;
}

.sfp-project-estimator__summary {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1px;
    background: #d9d9d2;
    border: 1px solid #d9d9d2;
}

.sfp-project-estimator__summary div {
    display: grid;
    gap: 8px;
    align-content: start;
    min-height: 110px;
    padding: 18px;
    background: #fbfaf6;
}

.sfp-project-estimator__summary span {
    color: #6f6f6f;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.sfp-project-estimator__summary strong {
    font-size: 18px;
    line-height: 1.2;
}

.sfp-project-estimator__summary .sfp-project-estimator__total {
    background: #070707;
    color: #fff;
}

.sfp-project-estimator__summary .sfp-project-estimator__total span {
    color: rgba(255, 255, 255, 0.68);
}

.sfp-project-estimator__summary .sfp-project-estimator__total strong {
    color: #fff;
    font-size: 22px;
}

@media (max-width: 980px) {
    .sfp-project-estimator__summary {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 720px) {
    .sfp-project-estimator__controls,
    .sfp-project-estimator__summary {
        grid-template-columns: 1fr;
    }
}