:root {
    --paper: #f3eee6;
    --ink: #1a1814;
    --muted: #6d655c;
    --line: #e3d8c8;
    --card: #fffdf9;
    --cinnabar: #be3a2b;
    --pine: #234237;
    --shadow: 0 18px 40px rgba(40, 28, 16, 0.06);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    color: var(--ink);
    background:
        radial-gradient(circle at top left, rgba(190, 58, 43, 0.08), transparent 28%),
        var(--paper);
    font-family: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", sans-serif;
    line-height: 1.5;
}

a { color: inherit; }

h1, h2, h3, .brand, .price {
    font-family: "Iowan Old Style", Palatino, "Palatino Linotype", "Songti SC", serif;
    font-weight: 500;
}

h1 { font-size: clamp(2.4rem, 5vw, 4.6rem); line-height: 1.05; margin: 0.2rem 0 0.8rem; }

.wrap { width: min(1120px, calc(100% - 2rem)); margin: 0 auto; }

.site-header { padding: 1.1rem 0 0.4rem; }

.header-bar, .header-tools, .button-row, .buy-row, .qty-form {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.header-bar { justify-content: space-between; flex-wrap: wrap; }

.brand { text-decoration: none; font-size: 1.7rem; letter-spacing: 0.04em; }
.brand span { display: block; font-family: "Avenir Next", sans-serif; font-size: 0.72rem; letter-spacing: 0.18em; color: var(--muted); }

.category-nav, .header-tools { display: flex; gap: 0.9rem; flex-wrap: wrap; align-items: center; }
.category-nav a, .header-tools a { text-decoration: none; }

.destination-form select, input, button {
    font: inherit;
}

.destination-form select, input[type="text"], input[type="email"], input[type="tel"], input[type="number"], select {
    width: 100%;
    border: 1px solid var(--line);
    background: var(--card);
    border-radius: 12px;
    padding: 0.75rem 0.8rem;
    color: var(--ink);
}

.cart-link span {
    display: inline-grid;
    place-items: center;
    min-width: 1.4rem;
    height: 1.4rem;
    border-radius: 999px;
    background: var(--ink);
    color: var(--paper);
    font-size: 0.75rem;
}

.banner { border-radius: 12px; padding: 0.75rem 0.9rem; }
.banner.error, .field-error { background: #f8e6e1; color: #8e261b; }
.banner.ok { background: #e5f0ea; color: var(--pine); }
.field-error { margin: 0; padding: 0.35rem 0.6rem; font-size: 0.92rem; }

.hero { padding: 3.5rem 0 1rem; max-width: 760px; }
.lede { font-size: 1.15rem; color: var(--muted); max-width: 42rem; }
.eyebrow { letter-spacing: 0.16em; text-transform: uppercase; font-size: 0.75rem; color: var(--cinnabar); margin: 0; }

.principles, .category-grid, .product-grid {
    display: grid;
    gap: 1rem;
}

.principles { grid-template-columns: repeat(3, 1fr); margin: 2rem auto 1rem; }
.principles article, .category-grid a, .product-card, .summary {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
}

.principles article, .category-grid a { padding: 1rem 1.1rem; text-decoration: none; }
.category-grid { grid-template-columns: repeat(4, 1fr); margin-bottom: 2rem; }

.section-head, .line-list li, .plain li, .summary dl div, .order-index a {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: baseline;
}

.product-grid { grid-template-columns: repeat(3, 1fr); }

.product-card { padding: 0.8rem; text-decoration: none; }
.product-card h2 { font-size: 1.45rem; margin: 0.2rem 0; }

.swatch {
    display: grid;
    place-items: center;
    min-height: 180px;
    border-radius: 14px;
    font-family: Palatino, "Songti SC", serif;
    font-size: 3rem;
}
.swatch.large { min-height: 420px; font-size: 6rem; }
.swatch[data-tone="home"] { background: #e7d3b4; }
.swatch[data-tone="apparel"] { background: #d9c7be; }
.swatch[data-tone="care"] { background: #d7e2d4; }
.swatch[data-tone="gear"] { background: #d5dde6; }

.price { margin: 0.2rem 0 0; font-size: 1.3rem; }
.price.large { font-size: 2rem; }
.sku, .hint, .site-footer { color: var(--muted); }
.page { padding: 1.5rem 0 3rem; }
.product-page { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: start; }

.facts { display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; }
.facts div { border-top: 1px solid var(--line); padding-top: 0.4rem; }
.facts dt { color: var(--muted); font-size: 0.85rem; }
.facts dd { margin: 0; }

.button, button {
    border: 0;
    border-radius: 999px;
    padding: 0.8rem 1.15rem;
    background: var(--ink);
    color: var(--paper);
    text-decoration: none;
    cursor: pointer;
}
.button.secondary, .text-button { background: transparent; color: var(--ink); }
.button.secondary { border: 1px solid var(--ink); }
.text-button { padding-left: 0; }

.split { display: grid; grid-template-columns: 1.4fr 0.8fr; gap: 1.2rem; align-items: start; }
.stack-form, .summary, .pay-panel { display: grid; gap: 0.7rem; }
.stack-form label, .buy-row label { display: grid; gap: 0.3rem; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; }
fieldset { border: 1px solid var(--line); border-radius: 16px; }
.choice { display: flex; gap: 0.5rem; align-items: center; }
.summary { padding: 1rem 1.1rem; }
.summary dl { margin: 0; }
.summary .total { font-size: 1.3rem; }
.line-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.8rem; }
.line-list li { padding: 0.8rem 0; border-bottom: 1px solid var(--line); }
.plain { list-style: none; padding: 0; }
.order-index { list-style: none; padding: 0; }
.order-index a { text-decoration: none; padding: 0.9rem 0; border-bottom: 1px solid var(--line); }
.site-footer { padding: 1rem 0 2.5rem; }
.policy-links { display: flex; gap: 1rem; }

@media (max-width: 800px) {
    .principles, .category-grid, .product-grid, .product-page, .split, .two { grid-template-columns: 1fr; }
    .swatch.large { min-height: 220px; }
    .header-bar { align-items: flex-start; }
}