:root {
    --bg: #f6f3ee;
    --paper: #fffefb;
    --ink: #1f2a30;
    --muted: #596770;
    --brand: #0e6b5f;
    --brand-strong: #084e45;
    --accent: #c58a42;
    --line: #d7cec0;
    --ok: #2c7a3f;
    --warn: #a56122;
    --shadow: 0 14px 34px rgba(31, 42, 48, 0.12);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    background:
        radial-gradient(circle at 90% 8%, #f2d8b8 0%, rgba(242, 216, 184, 0) 28%),
        radial-gradient(circle at 15% 82%, #d6eadf 0%, rgba(214, 234, 223, 0) 26%),
        linear-gradient(165deg, #f3ede2 0%, var(--bg) 58%, #edf3f6 100%);
    color: var(--ink);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
}

a {
    color: var(--brand-strong);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(6px);
    background: rgba(255, 254, 251, 0.9);
    border-bottom: 1px solid var(--line);
}

.top-bar {
    max-width: 1160px;
    margin: 0 auto;
    padding: 14px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.logo {
    font-size: 26px;
    font-weight: 700;
    letter-spacing: 0.2px;
    text-decoration: none;
    color: var(--ink);
}

.logo span {
    color: var(--brand);
}

.nav-links {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.nav-links a {
    text-decoration: none;
    color: var(--ink);
    font-weight: 600;
    border: 1px solid var(--line);
    background: var(--paper);
    padding: 8px 12px;
    border-radius: 999px;
}

.hero {
    max-width: 1160px;
    margin: 22px auto 8px;
    padding: 0 18px;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 16px;
}

.hero-card {
    border: 1px solid var(--line);
    background: linear-gradient(140deg, #fffdf8 0%, #f9f4ea 100%);
    border-radius: 18px;
    box-shadow: var(--shadow);
    padding: 24px;
}

.hero h1 {
    margin: 0 0 12px;
    font-size: 42px;
    line-height: 1.05;
}

.hero p {
    margin: 0;
    color: var(--muted);
    font-size: 17px;
    line-height: 1.45;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.metric {
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--paper);
    padding: 12px;
}

.metric .big {
    display: block;
    font-size: 28px;
    font-weight: 700;
}

.metric .small {
    font-size: 13px;
    color: var(--muted);
}

.container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 18px 26px;
}

.filters {
    margin-top: 18px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--paper);
    padding: 16px;
    display: grid;
    grid-template-columns: 1.2fr repeat(3, 1fr);
    gap: 10px;
}

.field label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    color: var(--muted);
}

.field input,
.field select {
    width: 100%;
    border: 1px solid #cdbfa9;
    border-radius: 10px;
    background: #fff;
    padding: 9px 10px;
    font: inherit;
}

.catalog {
    margin-top: 16px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.card {
    border: 1px solid var(--line);
    background: var(--paper);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transform: translateY(6px);
    opacity: 0;
    animation: rise 350ms ease forwards;
}

.card:nth-child(2n) {
    animation-delay: 60ms;
}

.card img {
    width: 100%;
    height: 220px;
    object-fit: contain;
    background: #f4f6f8;
}

.card-body {
    padding: 14px;
}

.badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 10px;
}

.badge {
    border: 1px solid #d8cbb6;
    border-radius: 999px;
    padding: 4px 9px;
    font-size: 12px;
    background: #fcf7ee;
}

.badge.stock {
    color: var(--ok);
    border-color: #b9ddb9;
    background: #ebf8ee;
}

.badge.low {
    color: var(--warn);
    border-color: #ebc092;
    background: #fff4e8;
}

.card h2 {
    margin: 0 0 7px;
    font-size: 25px;
}

.card p {
    margin: 0 0 12px;
    color: var(--muted);
    line-height: 1.42;
}

.specs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    font-size: 14px;
}

.specs strong {
    display: block;
    color: #3f4f57;
    font-size: 12px;
    margin-bottom: 1px;
}

.card-actions {
    margin-top: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.price {
    font-size: 28px;
    font-weight: 700;
}

.btn {
    display: inline-block;
    text-decoration: none;
    border-radius: 10px;
    padding: 10px 14px;
    font-weight: 700;
}

.btn-primary {
    color: #fff;
    background: linear-gradient(140deg, var(--brand) 0%, var(--brand-strong) 100%);
}

.btn-secondary {
    color: var(--ink);
    background: #efe7d9;
    border: 1px solid #dbc9b0;
}

.empty {
    padding: 18px;
    border-radius: 12px;
    border: 1px dashed #d2c4af;
    background: #fff9f2;
}

.footer {
    max-width: 1160px;
    margin: 6px auto 28px;
    padding: 0 18px;
    color: var(--muted);
    font-size: 14px;
}

.detail-layout {
    max-width: 1160px;
    margin: 18px auto 24px;
    padding: 0 18px;
    display: grid;
    grid-template-columns: 1fr 0.9fr;
    gap: 16px;
}

.gallery,
.panel {
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--paper);
    box-shadow: var(--shadow);
}

.gallery img {
    width: 100%;
    height: 410px;
    object-fit: contain;
    border-radius: 16px;
    background: #f4f6f8;
}

.panel {
    padding: 18px;
}

.panel h1 {
    margin: 4px 0 6px;
    font-size: 36px;
}

.panel .subtitle {
    margin: 0 0 12px;
    color: var(--muted);
}

.price-box {
    display: flex;
    align-items: baseline;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 14px;
    padding: 12px 14px;
    border: 1px solid #e3d7c6;
    border-radius: 12px;
    background: #fbf6ec;
}

.price {
    font-size: 30px;
    font-weight: 700;
    color: #2f3a41;
}

.price-note {
    font-size: 13px;
    color: #4c5e68;
}

.kv {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 14px;
}

.kv div {
    background: #fbf6ec;
    border: 1px solid #e3d7c6;
    border-radius: 10px;
    padding: 10px;
    font-size: 14px;
}

.kv strong {
    display: block;
    font-size: 12px;
    color: #4c5e68;
    margin-bottom: 2px;
}

.note {
    margin-top: 14px;
    border-left: 4px solid var(--accent);
    background: #fff6ea;
    padding: 10px 12px;
    color: #60492f;
    border-radius: 4px 10px 10px 4px;
}

.links {
    margin-top: 16px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}


@keyframes rise {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 980px) {
    .hero,
    .detail-layout {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 620px) {
    .top-bar {
        flex-direction: column;
        align-items: flex-start;
    }

    .hero h1 {
        font-size: 33px;
    }

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

    .kv,
    .specs {
        grid-template-columns: 1fr;
    }
}