:root {
    --color-bg: #05060a;
    --color-bg-elevated: #10121b;
    --color-bg-elevated-soft: #171926;
    --color-border-subtle: rgba(255, 255, 255, 0.06);
    --color-border-strong: rgba(255, 255, 255, 0.16);
    --color-text: #f3f4ff;
    --color-text-muted: #9ca4c7;
    --color-accent: #ff4b6a;
    --color-accent-soft: rgba(255, 75, 106, 0.16);
    --color-accent-strong: #ff6f8a;
    --shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.65);
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-pill: 999px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", sans-serif;
    background: radial-gradient(circle at top, #14162a 0, #05060a 55%, #000000 100%);
    color: var(--color-text);
}

.app-root {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.app-header {
    border-bottom: 1px solid var(--color-border-subtle);
    backdrop-filter: blur(18px);
    background: linear-gradient(90deg, rgba(5, 6, 10, 0.95), rgba(7, 8, 16, 0.9));
    position: sticky;
    top: 0;
    z-index: 10;
}

.header-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 14px 20px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-main {
    font-weight: 650;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-size: 14px;
}

.logo-sub {
    display: block;
    margin-top: 2px;
    font-size: 11px;
    color: var(--color-text-muted);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.app-main {
    flex: 1;
    max-width: 1120px;
    width: 100%;
    margin: 0 auto;
    padding: 28px 20px 40px;
}

.hero-section {
    margin-bottom: 18px;
}

.hero-inner {
    max-width: 640px;
}

.hero-title {
    margin: 0 0 6px;
    font-size: 30px;
    letter-spacing: 0.02em;
}

.hero-subtitle {
    margin: 0;
    color: var(--color-text-muted);
    font-size: 14px;
}

.filters-section {
    margin-bottom: 26px;
}

.filters-card {
    background: radial-gradient(circle at top left, rgba(255, 75, 106, 0.24), transparent 55%),
                linear-gradient(145deg, var(--color-bg-elevated), #080814);
    border-radius: var(--radius-lg);
    padding: 20px 20px 18px;
    border: 1px solid var(--color-border-subtle);
    box-shadow: var(--shadow-soft);
}

.section-title {
    margin: 0 0 16px;
    font-size: 18px;
}

.filter-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px 16px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.range-field {
    grid-column: span 3;
}

.range-row {
    display: flex;
    gap: 10px;
}

.range-row input[type="range"] {
    flex: 1;
}

.range-values {
    margin-top: 4px;
    font-size: 12px;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.range-separator {
    opacity: 0.6;
}

label {
    font-size: 12px;
    color: var(--color-text-muted);
}

select {
    border-radius: 10px;
    border: 1px solid var(--color-border-strong);
    background: rgba(10, 11, 20, 0.88);
    color: var(--color-text);
    padding: 7px 10px;
    font-size: 13px;
    outline: none;
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, var(--color-text-muted) 51%),
                      linear-gradient(135deg, var(--color-text-muted) 49%, transparent 50%);
    background-position: calc(100% - 16px) 9px, calc(100% - 11px) 9px;
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
}

select:focus {
    border-color: var(--color-accent-strong);
    box-shadow: 0 0 0 1px rgba(255, 75, 106, 0.5);
}

.form-footer {
    margin-top: 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.checkbox-field {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.checkbox-field input[type="checkbox"] {
    width: 16px;
    height: 16px;
}

.checkbox-field span {
    font-size: 13px;
}

.primary-button {
    border-radius: var(--radius-pill);
    border: 0;
    padding: 9px 22px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    box-shadow: 0 14px 30px rgba(255, 75, 106, 0.45);
    transition: transform 0.12s ease-out, box-shadow 0.12s ease-out, filter 0.12s ease-out;
}

.primary-button:hover {
    transform: translateY(-1px);
    filter: brightness(1.02);
    box-shadow: 0 18px 40px rgba(255, 75, 106, 0.6);
}

.primary-button:active {
    transform: translateY(0);
    box-shadow: 0 10px 26px rgba(255, 75, 106, 0.4);
}

.results-section {
    margin-top: 6px;
}

.cards-grid {
    margin-top: 14px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 16px;
}

.wheel-card {
    background: var(--color-bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-subtle);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 18px 30px rgba(0, 0, 0, 0.7);
}

.card-media {
    position: relative;
    padding: 14px 14px 4px;
}

.card-image {
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    height: 300px;
    width: 100%;
    padding: 0;
    margin: 0;
    background: radial-gradient(circle at top, rgba(255, 255, 255, 0.12), transparent 70%);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    overflow: hidden;
    outline: none;
}

.card-image-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
}

.placeholder-image {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 12px;
    background: radial-gradient(circle at top, rgba(255, 255, 255, 0.1), transparent 60%);
}

.card-body {
    padding: 10px 14px 14px;
}

.card-header-line {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4px;
}

.card-brand {
    font-size: 12px;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.card-price {
    font-weight: 600;
    font-size: 14px;
}

.card-title {
    margin: 0 0 8px;
    font-size: 15px;
}

.card-specs {
    margin: 0 0 10px;
}

.spec-row {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    font-size: 12px;
    padding: 3px 0;
}

.spec-row dt {
    margin: 0;
    color: var(--color-text-muted);
}

.spec-row dd {
    margin: 0;
    text-align: right;
}

.spec-row-highlight {
    background: var(--color-accent-soft);
    border-radius: 9px;
    padding: 4px 8px;
    margin-top: 4px;
}

.card-video {
    border-top: 1px solid var(--color-border-subtle);
    padding-top: 8px;
    margin-top: 4px;
    font-size: 12px;
}

.video-link {
    color: var(--color-accent-strong);
    text-decoration: none;
    border: 0;
    background: none;
    padding: 0;
    font: inherit;
    cursor: pointer;
}

.secondary-button {
    border-radius: var(--radius-pill);
    border: 1px solid var(--color-border-strong);
    padding: 8px 18px;
    background: rgba(10, 11, 20, 0.9);
    color: var(--color-text-muted);
    font-size: 12px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.secondary-button:hover {
    border-color: var(--color-accent-soft);
    color: var(--color-text);
}

.video-link:hover {
    text-decoration: underline;
}

.video-placeholder {
    padding: 6px 8px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px dashed var(--color-border-strong);
    color: var(--color-text-muted);
}

.empty-state {
    margin-top: 18px;
    padding: 18px 16px;
    border-radius: var(--radius-md);
    border: 1px dashed var(--color-border-strong);
    background: rgba(5, 6, 10, 0.8);
}

.empty-text {
    margin: 6px 0 0;
    font-size: 13px;
    color: var(--color-text-muted);
}

.app-footer {
    border-top: 1px solid var(--color-border-subtle);
    padding: 12px 20px 16px;
    font-size: 11px;
    color: var(--color-text-muted);
}

.footer-inner {
    max-width: 1120px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-dot {
    opacity: 0.4;
}

.image-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
}

.image-modal.is-open {
    display: block;
}

.image-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 0;
}

.image-modal-dialog {
    position: relative;
    max-width: 65vw;
    max-height: 85vh;
    width: 65vw;
    margin: auto;
    top: 50%;
    transform: translateY(-50%);
    background: #05060a;
    border-radius: 18px;
    border: 1px solid var(--color-border-strong);
    box-shadow: 0 32px 80px rgba(0, 0, 0, 0.9);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.image-modal-body {
    position: relative;
    width: 100%;
    height: 100%;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-modal-img {
    max-width: 100%;
    max-height: calc(85vh - 40px);
    object-fit: contain;
    display: block;
}

.image-modal-video {
    max-width: 100%;
    max-height: calc(85vh - 40px);
    background: #000;
    display: none;
}

.image-modal-loader {
    position: absolute;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, rgba(0, 0, 0, 0.4), transparent 60%);
    z-index: 1;
}

.image-modal-loader.is-visible {
    display: flex;
}

.spinner {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.25);
    border-top-color: var(--color-accent-strong);
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.image-modal-close {
    position: absolute;
    top: 8px;
    right: 12px;
    border: 0;
    background: transparent;
    color: var(--color-text-muted);
    font-size: 20px;
    cursor: pointer;
    padding: 4px 8px;
    z-index: 2;
}

.image-modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    border: 0;
    background: rgba(0, 0, 0, 0.4);
    color: #fff;
    width: 32px;
    height: 48px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    font-size: 22px;
    z-index: 2;
}

.image-modal-nav-prev {
    left: 10px;
}

.image-modal-nav-next {
    right: 10px;
}

@media (max-width: 768px) {
    .filter-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .range-field {
        grid-column: span 2;
    }
}

@media (max-width: 560px) {
    .header-inner,
    .app-main {
        padding-inline: 14px;
    }

    .filters-card {
        padding: 16px 14px 14px;
    }

    .filter-grid {
        grid-template-columns: 1fr;
    }

    .range-field {
        grid-column: span 1;
    }

    .range-row {
        flex-direction: column;
    }

    .range-row input[type="range"] {
        width: 100%;
    }

    .form-footer {
        flex-direction: column;
        align-items: flex-start;
    }

    .primary-button {
        width: 100%;
        justify-content: center;
        text-align: center;
    }

    .image-modal-dialog {
        width: 95vw;
        max-width: 95vw;
    }
}