* {
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(circle at 12% 8%, rgba(245, 158, 11, 0.20), transparent 28%),
        radial-gradient(circle at 86% 14%, rgba(59, 130, 246, 0.18), transparent 26%),
        linear-gradient(135deg, #f8fafc 0%, #eef2ff 44%, #f8fafc 100%);
    color: #111827;
}

header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.96), rgba(30, 41, 59, 0.94));
    color: #fff;
    padding: 14px 28px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.10);
    box-shadow: 0 16px 38px rgba(15, 23, 42, 0.20);
    backdrop-filter: blur(14px);
}

header a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-decoration: none;
    min-height: 40px;
    margin-right: 0;
    padding: 8px 13px;
    border-radius: 999px;
    font-weight: 700;
    opacity: 0.9;
    line-height: 1;
    transition: background 0.18s ease, color 0.18s ease, opacity 0.18s ease, transform 0.18s ease;
}

header a:hover {
    opacity: 1;
    color: #facc15;
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-1px);
}

.brand-link {
    flex: 0 0 100%;
    min-height: 44px;
    width: fit-content;
    max-width: fit-content;
    margin: 0 auto 4px;
    padding-inline: 16px;
    background: linear-gradient(135deg, #f59e0b, #ea580c);
    color: #fff;
    font-size: 1.28rem;
    font-weight: 900;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    box-shadow: 0 12px 26px rgba(234, 88, 12, 0.24);
}

.brand-link::before {
    content: "🏍";
    margin-right: 8px;
    font-size: 1.15rem;
}

.brand-link:hover {
    color: #fff;
    background: linear-gradient(135deg, #fbbf24, #f97316);
}

.container {
    max-width: 1180px;
    margin: 24px auto;
    padding: 0 18px;
}

.marketplace-container {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.card,
.hero-card {
    background: rgba(255, 255, 255, 0.90);
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 18px;
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
    padding: 20px;
    margin-bottom: 16px;
    backdrop-filter: blur(10px);
}

.hero-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    overflow: hidden;
    background:
        radial-gradient(circle at top right, rgba(250, 204, 21, 0.28), transparent 34%),
        radial-gradient(circle at left bottom, rgba(59, 130, 246, 0.18), transparent 32%),
        linear-gradient(135deg, #0f172a, #1e293b 55%, #111827);
    color: #fff;
}

.hero-card h1 {
    margin: 8px 0;
    font-size: clamp(2rem, 5vw, 3.6rem);
    line-height: 1;
}

.hero-card p {
    margin: 0;
    max-width: 620px;
    color: #cbd5e1;
}

.eyebrow {
    display: inline-flex;
    color: #facc15;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.grid {
    display: grid;
    gap: 18px;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.listings-grid {
    align-items: stretch;
}

img.listing-image,
.listing-image.placeholder-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 16px;
}

.placeholder-image {
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #dbeafe, #f8fafc);
    color: #64748b;
    font-weight: 800;
}

input,
textarea,
select,
button {
    width: 100%;
    padding: 12px 13px;
    margin-top: 8px;
    margin-bottom: 12px;
    border-radius: 12px;
    border: 1px solid #d1d5db;
    background: #fff;
    color: #111827;
    font: inherit;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: #f59e0b;
    box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.16);
}

button,
.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: auto;
    min-height: 42px;
    background: linear-gradient(135deg, #f59e0b, #ea580c);
    color: #fff;
    border: none;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    padding: 11px 16px;
    border-radius: 999px;
    font-weight: 800;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

button:hover,
.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px rgba(234, 88, 12, 0.24);
}

.btn-secondary {
    background: #111827;
}

.btn-danger {
    background: #b91c1c;
}

.btn-danger:hover {
    background: #991b1b;
}

.success {
    color: #166534;
}

.error {
    color: #b91c1c;
}

.price,
.listing-price {
    font-weight: 900;
    color: #ea580c;
}

.filters-card {
    margin-bottom: 6px;
}

.filters-header,
.results-summary,
.listing-title-row,
.listing-footer,
.admin-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.filters-header h2,
.filters-header p,
.listing-title-row h3 {
    margin: 0;
}

.filters-header p,
.results-summary span,
.listing-subtitle,
.listing-description,
.listing-footer span {
    color: #64748b;
}

.active-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 14px 0 18px;
}

.active-filters span {
    display: inline-flex;
    padding: 7px 11px;
    border-radius: 999px;
    background: #fff7ed;
    color: #9a3412;
    border: 1px solid #fed7aa;
    font-size: 0.88rem;
    font-weight: 800;
}

.filters-form {
    display: grid;
    gap: 14px;
    grid-template-columns: 1fr;
    align-items: end;
}

.filters-form label,
.listing-form label {
    display: block;
    font-size: 0.88rem;
    margin-bottom: 4px;
    color: #334155;
    font-weight: 800;
}

.filters-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.filters-actions .btn,
.clear-filter-btn,
.toggle-filters-btn {
    min-width: 130px;
}

.results-summary {
    padding: 4px 2px;
}

.listing-card {
    display: flex;
    flex-direction: column;
    padding: 12px;
    overflow: hidden;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.listing-card:hover {
    transform: translateY(-4px);
    border-color: rgba(245, 158, 11, 0.38);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.14);
}

.listing-image-link {
    display: block;
    position: relative;
    overflow: hidden;
    border-radius: 16px;
}

.listing-image-link::after {
    position: absolute;
    inset: auto 0 0;
    height: 45%;
    content: "";
    background: linear-gradient(180deg, transparent, rgba(15, 23, 42, 0.74));
    pointer-events: none;
}

.image-price-badge {
    position: absolute;
    right: 12px;
    bottom: 12px;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    padding: 9px 13px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.86);
    color: #fff;
    font-size: 1rem;
    font-weight: 900;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.22);
    backdrop-filter: blur(8px);
}

.listing-image-link img {
    transition: transform 0.25s ease;
}

.listing-card:hover .listing-image-link img {
    transform: scale(1.04);
}

.listing-card-body {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 12px;
    padding: 14px 4px 4px;
}

.listing-title-row {
    align-items: flex-start;
}

.listing-title-row h3 {
    max-width: 100%;
    margin-top: 8px;
    font-size: 1.14rem;
    line-height: 1.25;
    color: #0f172a;
}

.listing-subtitle {
    margin: -6px 0 0;
    font-weight: 800;
}

.listing-brand-pill {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    padding: 6px 10px;
    border-radius: 999px;
    background: #111827;
    color: #facc15;
    font-size: 0.76rem;
    font-weight: 900;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.spec-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.spec-grid span {
    padding: 9px 10px;
    border-radius: 12px;
    background: #f8fafc;
    color: #334155;
    font-size: 0.9rem;
    font-weight: 700;
}

.premium-spec-grid {
    grid-template-columns: 1fr;
    gap: 9px;
    padding: 10px;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    background: linear-gradient(135deg, #f8fafc, #ffffff);
}

.premium-spec-grid span {
    display: flex;
    min-height: 62px;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: 3px;
    padding: 10px 8px;
    border: 1px solid #e5e7eb;
    background: #fff;
    color: #0f172a;
    text-align: left;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.04);
}

.premium-spec-grid span strong {
    display: block;
    color: #64748b;
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.listing-description {
    margin: 0;
    line-height: 1.55;
}

.listing-footer {
    margin-top: auto;
}

.listing-soft-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.listing-soft-tags span {
    display: inline-flex;
    width: fit-content;
    padding: 7px 10px;
    border-radius: 999px;
    background: #f1f5f9;
    color: #475569;
    font-size: 0.82rem;
    font-weight: 800;
}

.detail-btn {
    padding-inline: 18px;
}

.grid-empty-msg {
    grid-column: 1 / -1;
    margin: 0;
    padding: 22px;
    border-radius: 16px;
    background: #fff;
    text-align: center;
    color: #64748b;
}

.listing-meta {
    margin: 6px 0;
    font-size: 0.96rem;
}

.inline-delete-form {
    margin: 0;
}

.inline-delete-form button {
    margin: 0;
}

.form-card {
    max-width: 760px;
    margin-left: auto;
    margin-right: auto;
}

.edit-preview {
    margin-bottom: 12px;
}

@media (max-width: 760px) {
    header {
        justify-content: center;
        padding: 14px 16px;
    }

    header a {
        min-height: 36px;
        padding: 8px 11px;
        font-size: 0.92rem;
    }

    .brand-link {
        width: fit-content;
        max-width: 260px;
        margin-bottom: 2px;
    }

    .container {
        margin: 16px auto;
        padding: 0 12px;
    }

    .hero-card,
    .filters-header,
    .listing-footer,
    .listing-title-row {
        align-items: stretch;
        flex-direction: column;
    }

    .toggle-filters-btn,
    .filters-actions .btn,
    .clear-filter-btn,
    .listing-footer .btn {
        width: 100%;
    }

    .filters-form {
        grid-template-columns: 1fr;
    }

    .listing-title-row h3 {
        max-width: 100%;
    }

    .listing-price {
        font-size: 1.2rem;
    }

    .premium-spec-grid {
        grid-template-columns: 1fr;
    }
}