/* 主题 1：经典——Materia 基础 + 青绿色、圆润品牌字体、卡片网格 */
@font-face {
    font-family: 'BrandSans';
    src: url('../../fonts/nunito-latin-900.woff2') format('woff2');
    font-weight: 900;
    font-style: normal;
    font-display: swap;
}

body.t1 { background: #fafafa; }
.t1 a { color: #0f766e; text-decoration: none; }
.t1 a:hover { color: #115e59; text-decoration: underline; }

.t1-brand {
    font-family: 'BrandSans', 'Arial Rounded MT Bold', 'Segoe UI', Arial, sans-serif;
    font-weight: 900;
    font-size: 1.55rem;
    letter-spacing: -.5px;
    color: #0f766e !important;
}
.t1-search .form-control { min-width: 180px; }

.t1-footer { background: #1f2933; color: #b8c2cc; padding: 2rem 0 1rem; margin-top: 2rem; }
.t1-footer a { color: #e2e8f0; }
.t1-footer-brand { font-family: 'BrandSans', Arial, sans-serif; font-weight: 900; font-size: 1.4rem; color: #5eead4; }
.t1-footer-h { text-transform: uppercase; font-size: .8rem; letter-spacing: .08em; margin-bottom: .5rem; color: #94a3b8; }
.t1-copy { border-top: 1px solid #334155; margin-top: 1rem; padding-top: .8rem; font-size: .85rem; }

/* 产品列表：卡片网格 */
.pc-section { margin: 1.5rem 0; }
.pc-heading { font-size: 1.15rem; font-weight: 700; margin-bottom: 1rem; }
.pc-card { background: #fff; border: 1px solid #d4d4d4; border-radius: .25rem; box-shadow: #0f766e 0 3px 0 0; overflow: hidden; }
.pc-img { text-align: center; overflow: hidden; }
.pc-img img { max-width: 85%; padding: 1rem; transition: transform .6s ease-out; }
.pc-card:hover .pc-img img { transform: scale(1.15); }
.pc-body { padding: .75rem 1rem 1rem; }
.pc-meta { display: flex; justify-content: space-between; gap: .5rem; }
.pc-cas { font-size: 1.05rem; }
.pc-code { color: #6c757d; font-size: .85rem; }
.pc-name { display: block; color: #6c757d !important; margin-top: .25rem; }

/* 产品详情 */
.pd1-title { font-size: 28px; margin: 1rem 0; }
.pd1-title h1 { font-size: 2rem; }
.pd1-title h2 { font-size: 1.4rem; color: #444; }
.pd1-photo { display: flex; align-items: center; justify-content: center; width: 259px; height: 259px; border-radius: 50%; background: #fdf3a7; }
.pd1-photo img { max-width: 220px; max-height: 220px; }
.pd1-facts dt { margin-top: .5rem; }

.home-feature { margin: 1.5rem 0; }
.home-feature-title { font-size: 1.8rem; margin-bottom: 1rem; }
.pd1-title .pd-zh { font-size: 1rem; }