/* ============================================================
   耀强科技 · 商品展示商城 —— 样式（Premium Dark 玻璃拟态版）
   ============================================================ */

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
    font-size: 15px;
    color: #e5e9f0;
    background:
        radial-gradient(1000px 520px at 88% -8%, rgba(37, 99, 235, .22), transparent 60%),
        radial-gradient(900px 600px at -12% 28%, rgba(8, 145, 178, .18), transparent 55%),
        radial-gradient(820px 520px at 102% 86%, rgba(124, 58, 237, .16), transparent 55%),
        linear-gradient(168deg, #060a13 0%, #0b1220 42%, #101726 100%);
    background-attachment: fixed;
    min-height: 100vh;
}

::selection { background: rgba(34, 211, 238, .3); }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 14px;
}

/* ---------------- 顶部导航 ---------------- */
.navbar {
    background: rgba(8, 12, 22, .72);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, .06);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    padding-top: 10px;
    padding-bottom: 10px;
}

.brand-link { display: inline-flex; align-items: center; text-decoration: none; }

.brand-logo {
    width: 36px;
    height: 36px;
    border-radius: 11px;
    background: linear-gradient(135deg, #22d3ee, #2563eb);
    color: #fff;
    font-weight: bold;
    font-size: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(34, 211, 238, .35);
}

.brand-name {
    position: relative;
    left: 10px;
    font-weight: bold;
    font-size: 16px;
    letter-spacing: .5px;
    background: linear-gradient(90deg, #67e8f9, #93c5fd);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nav-links { display: flex; flex-wrap: wrap; }

.nav-link {
    color: rgba(226, 232, 240, .78);
    font-weight: 600;
    text-decoration: none;
    margin-left: 22px;
    font-size: 14.5px;
    transition: color .2s;
}

.nav-link:hover { color: #67e8f9; }

/* ---------------- 卡片通用 ---------------- */
.content-wrapper { padding: 22px 0 34px 0; }

.card {
    background: rgba(15, 23, 42, .55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, .07);
    border-radius: 18px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, .35);
    margin-bottom: 22px;
    overflow: hidden;
    animation: fadeUp .5s ease both;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

.card-header {
    padding: 16px 20px 14px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, .06);
    position: relative;
}

.card-header::before {
    content: '';
    position: absolute;
    left: 0; top: 14px; bottom: 14px;
    width: 3px;
    border-radius: 3px;
    background: linear-gradient(180deg, #22d3ee, #2563eb);
}

.card-title {
    margin: 0 0 0 12px;
    font-size: 16px;
    font-weight: bold;
    color: #f1f5f9;
    letter-spacing: .5px;
}

.card-block { padding: 18px 20px; }

.card-block-flush { padding: 0; }

.field-label {
    display: block;
    font-size: 13.5px;
    color: rgba(226, 232, 240, .55);
    margin: 0 0 10px 0;
    letter-spacing: .3px;
}

.form-group { margin: 0 0 20px 0; border: 0; padding: 0; }
.form-group:last-child { margin-bottom: 0; }

/* ---------------- 公告条 ---------------- */
.announcement-line {
    padding: 11px 20px;
    background: rgba(245, 196, 81, .07);
    border-bottom: 1px solid rgba(245, 196, 81, .12);
    color: #f5c451;
    font-size: 14px;
    letter-spacing: .3px;
}

/* ---------------- 促销横幅 ---------------- */
.promo-wrapper {
    background:
        radial-gradient(600px 300px at 90% 0%, rgba(37, 99, 235, .16), transparent 60%),
        linear-gradient(135deg, #0d1526 0%, #101c33 55%, #131a2e 100%);
    border-radius: 0 0 18px 18px;
    overflow: hidden;
    position: relative;
}

.promo-wrapper::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,.04), transparent 30%);
    pointer-events: none;
}

.promo-flex-container { display: flex; flex-wrap: wrap; position: relative; z-index: 1; }

.promo-left {
    flex: 1.4;
    padding: 24px 28px;
    color: #fff;
    min-width: 260px;
}

.promo-right {
    flex: 1;
    background: rgba(0, 0, 0, .28);
    border-left: 1px solid rgba(255, 255, 255, .07);
    padding: 16px 20px;
    min-width: 240px;
}

.flex-horizontal {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 12px;
}

.recruit-badge {
    background: linear-gradient(90deg, #b45309, #d97706);
    padding: 8px 18px;
    font-weight: 800;
    font-size: .92rem;
    letter-spacing: 2px;
    color: #fff;
    border-radius: 30px;
    box-shadow: 0 4px 18px rgba(217, 119, 6, .35), inset 0 1px 0 rgba(255, 255, 255, .25);
    position: relative;
    overflow: hidden;
    display: inline-block;
}

.recruit-badge::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.3), transparent);
    animation: shine 3.2s infinite;
}

@keyframes shine {
    0% { left: -100%; } 22% { left: 100%; } 100% { left: 100%; }
}

.promo-pair { display: inline-flex; gap: 10px; }

.offer-highlight {
    background: linear-gradient(135deg, #f5c451, #d97706);
    padding: 7px 18px;
    border-radius: 13px;
    font-size: 21px;
    font-weight: 900;
    color: #1a1206;
    box-shadow: 0 8px 24px rgba(245, 196, 81, .3);
    animation: float 3.4s ease-in-out infinite;
}

.offer-yellow {
    background: rgba(245, 196, 81, .12);
    border: 1px solid rgba(245, 196, 81, .45);
    padding: 6px 18px;
    border-radius: 13px;
    font-size: 21px;
    font-weight: 900;
    color: #f5c451;
    animation: float 3.4s ease-in-out infinite .4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.main-offer {
    margin: 16px 0 22px 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}

.offer-discount {
    background: linear-gradient(135deg, #22d3ee, #2563eb);
    padding: 9px 22px;
    border-radius: 16px;
    color: #fff;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 8px 26px rgba(37, 99, 235, .4);
}

.discount-number {
    font-size: 30px;
    font-weight: 900;
    color: #fff;
    text-shadow: 0 2px 10px rgba(255, 255, 255, .35);
}

.discount-text { font-size: 18px; font-weight: 700; }

.info-text {
    background: rgba(255, 255, 255, .06);
    border-left: 3px solid #22d3ee;
    padding: 7px 16px;
    border-radius: 30px;
    font-size: .85rem;
    color: rgba(226, 232, 240, .85);
    font-weight: 500;
}

.badge-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 13px;
    margin-bottom: 22px;
}

.badge-item {
    background: rgba(255, 255, 255, .05);
    border: 1px solid rgba(255, 255, 255, .08);
    padding: 11px 12px;
    font-weight: 600;
    border-radius: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: .85rem;
    color: rgba(233, 240, 250, .9);
    transition: background .2s, border-color .2s;
}

.badge-item:hover { background: rgba(255, 255, 255, .09); border-color: rgba(103, 232, 249, .35); }

.declaration-box {
    background: rgba(255, 255, 255, .04);
    border: 1px dashed rgba(255, 255, 255, .14);
    border-radius: 18px;
    padding: 14px 16px;
    text-align: center;
    font-weight: 700;
    color: rgba(233, 240, 250, .85);
}

/* 开通动态滚动 */
.marquee-header {
    margin-bottom: 14px;
    font-weight: 700;
    color: #f5c451;
    border-bottom: 1px dashed rgba(255, 255, 255, .14);
    padding-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: 1px;
}

.marquee-container { overflow: hidden; height: 264px; position: relative; }

.marquee-list {
    display: flex;
    flex-direction: column;
    animation: smoothScroll 26s linear infinite;
}

.marquee-list:hover { animation-play-state: paused; }

@keyframes smoothScroll {
    0% { transform: translateY(0); }
    100% { transform: translateY(-50%); }
}

.marquee-item {
    padding: 11px 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(226, 232, 240, .72);
    font-size: 13.5px;
    border-bottom: 1px solid rgba(255, 255, 255, .05);
    white-space: nowrap;
}

.marquee-footer {
    text-align: center;
    margin-top: 12px;
    color: rgba(226, 232, 240, .4);
    font-size: 12.5px;
    letter-spacing: 1px;
}

/* ---------------- 分类按钮 ---------------- */
.category { display: flex; flex-wrap: wrap; }

.category-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 9px 16px;
    margin: 0 12px 10px 0;
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .09);
    border-radius: 12px;
    font-size: 14px;
    color: rgba(226, 232, 240, .85);
    cursor: pointer;
    user-select: none;
    transition: all .25s ease;
}

.category-btn:hover {
    border-color: rgba(103, 232, 249, .5);
    color: #a5f3fc;
    transform: translateY(-1px);
}

.category-btn.checked {
    background: linear-gradient(135deg, rgba(34, 211, 238, .18), rgba(37, 99, 235, .22));
    border-color: rgba(103, 232, 249, .65);
    color: #a5f3fc;
    box-shadow: 0 6px 22px rgba(34, 211, 238, .18), inset 0 0 18px rgba(34, 211, 238, .08);
}

.category-btn.empty { opacity: .4; cursor: default; }

.category-count {
    display: inline-block;
    background: rgba(255, 255, 255, .1);
    color: rgba(226, 232, 240, .75);
    font-size: 12px;
    font-weight: 700;
    padding: 0 7px;
    margin-left: 7px;
    border-radius: 20px;
    line-height: 18px;
}

.category-btn.checked .category-count {
    background: rgba(103, 232, 249, .25);
    color: #a5f3fc;
}

/* ---------------- 商品卡片网格 ---------------- */
.product-grid {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -8px;
}

.mycard-col {
    flex: 0 0 calc(20% - 16px);
    margin: 0 8px 18px 8px;
    cursor: pointer;
}

/* 商品卡：深色玻璃卡（第一版） */
.mycard {
    position: relative;
    overflow: hidden;
    border-radius: 14px;
    background: rgba(15, 23, 42, .55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, .08);
    box-shadow: 0 10px 30px rgba(0, 0, 0, .35);
    transition: transform .25s, box-shadow .25s, border-color .25s;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.mycard:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 48px rgba(0, 0, 0, .55), 0 0 0 1px rgba(103, 232, 249, .25);
    border-color: rgba(103, 232, 249, .3);
}

.mycard-img-box {
    width: 100%;
    height: 150px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, rgba(255, 255, 255, .03), rgba(255, 255, 255, 0));
    border-bottom: 1px solid rgba(255, 255, 255, .06);
}

.mycard-img { width: 100%; height: 100%; object-fit: contain; transition: transform .35s; }

.mycard:hover .mycard-img { transform: scale(1.04); }

.mycard-img-placeholder {
    width: 100%; height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 42px;
}

.mycard-info { padding: 12px 13px 13px 13px; flex: 1; display: flex; flex-direction: column; }

.mycard-title {
    font-size: 14.5px;
    font-weight: 700;
    color: #e2e8f0;
    line-height: 1.5;
    min-height: 44px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.mycard-footer {
    margin-top: auto;
    padding-top: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
}

.price-wrap { display: inline-flex; align-items: flex-start; gap: 5px; }

.mycard-price {
    font-weight: 800;
    font-size: 19px;
    color: #f5c451;
    line-height: 1.1;
}

.mycard-price-free { color: #34d399; }

.min-tag {
    display: inline-block;
    background: rgba(34, 211, 238, .12);
    border: 1px solid rgba(103, 232, 249, .35);
    color: #a5f3fc;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 6px;
    margin-top: 1px;
    letter-spacing: .5px;
    white-space: nowrap;
}

.buy-mini {
    margin-left: auto;
    padding: 6px 16px;
    background: linear-gradient(135deg, #22d3ee, #2563eb);
    color: #fff;
    border-radius: 22px;
    font-size: 13px;
    font-weight: 600;
    border: none;
    box-shadow: 0 4px 14px rgba(37, 99, 235, .35);
    white-space: nowrap;
    transition: all .2s;
}

.mycard:hover .buy-mini, .buy-mini:hover {
    box-shadow: 0 6px 20px rgba(34, 211, 238, .5);
    filter: brightness(1.12);
}

/* ---------------- 空状态 ---------------- */
.empty-shop {
    width: 100%;
    text-align: center;
    padding: 52px 20px;
    color: rgba(226, 232, 240, .5);
}

.empty-shop-icon { font-size: 48px; margin-bottom: 14px; filter: grayscale(.3); }

.empty-shop-title { font-size: 16px; font-weight: bold; color: rgba(233, 240, 250, .75); }

.empty-shop-sub { font-size: 13px; margin-top: 8px; }

/* ---------------- 商品详情 ---------------- */
.goods-head { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 18px; }

.goods-cover {
    width: 150px;
    height: 150px;
    border-radius: 14px;
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 56px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, .4);
    border: 1px solid rgba(255, 255, 255, .1);
    background: linear-gradient(180deg, #131c30, #0f1728);
    padding: 8px;
}

.goods-cover img { width: 100%; height: 100%; object-fit: contain; }

.goods-head-info { flex: 1; min-width: 240px; }

.goods-title { margin: 2px 0 10px 0; font-size: 21px; color: #f8fafc; letter-spacing: .3px; }

.goods-share { margin: 0 0 12px 0; }

.link-like { color: #67e8f9; font-size: 14px; cursor: pointer; }
.link-like:hover { color: #a5f3fc; text-decoration: underline; }

.goods-line { margin: 7px 0; font-size: 15px; color: rgba(226, 232, 240, .65); }

.price {
    font-weight: bold;
    font-size: 19px;
    background: linear-gradient(90deg, #fcd34d, #f5c451);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.delivery-badge {
    display: inline-block;
    padding: 3px 13px;
    border-radius: 20px;
    font-size: 13px;
    color: #a5f3fc;
    background: rgba(34, 211, 238, .12);
    border: 1px solid rgba(34, 211, 238, .35);
}

.delivery-badge.manual {
    color: #f5c451;
    background: rgba(245, 196, 81, .1);
    border-color: rgba(245, 196, 81, .4);
}

.goods-desc {
    background: rgba(255, 255, 255, .035);
    border: 1px solid rgba(255, 255, 255, .07);
    border-radius: 12px;
    padding: 15px 17px;
    line-height: 2;
    color: rgba(226, 232, 240, .78);
    white-space: pre-line;
}

/* 选择种类（规格胶囊） */
.variant-list { display: inline-flex; flex-wrap: wrap; gap: 8px; vertical-align: middle; }

.variant-chip {
    display: inline-block;
    padding: 6px 20px;
    border-radius: 22px;
    border: 1px solid rgba(255, 255, 255, .18);
    background: rgba(255, 255, 255, .05);
    color: rgba(226, 232, 240, .85);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    transition: all .2s;
}

.variant-chip:hover { border-color: rgba(103, 232, 249, .5); color: #a5f3fc; }

.variant-chip.selected {
    background: linear-gradient(135deg, rgba(34, 211, 238, .18), rgba(37, 99, 235, .22));
    border-color: rgba(103, 232, 249, .65);
    color: #a5f3fc;
    box-shadow: 0 4px 16px rgba(34, 211, 238, .18);
}

/* 数量选择 */
.qty-row { display: flex; align-items: center; gap: 10px; }

.qty-btn {
    width: 36px; height: 36px;
    border: 1px solid rgba(255, 255, 255, .12);
    background: rgba(255, 255, 255, .05);
    border-radius: 10px;
    font-size: 18px;
    cursor: pointer;
    color: #e2e8f0;
    transition: all .2s;
}

.qty-btn:hover { border-color: rgba(103, 232, 249, .5); color: #67e8f9; }

.qty-input {
    width: 84px;
    height: 36px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 10px;
    font-size: 15px;
    outline: none;
    background: rgba(255, 255, 255, .05);
    color: #f1f5f9;
}

.qty-input:focus { border-color: rgba(103, 232, 249, .6); box-shadow: 0 0 0 3px rgba(34, 211, 238, .12); }

.amount-line { font-size: 15.5px; color: rgba(226, 232, 240, .65); margin: 16px 0; }

.amount {
    font-size: 24px;
    font-weight: bold;
    background: linear-gradient(90deg, #fcd34d, #f5c451);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* 购买区 */
.buy-area {
    margin-top: 20px;
    padding-top: 18px;
    border-top: 1px dashed rgba(255, 255, 255, .1);
    text-align: center;
}

.buy-btn {
    background: linear-gradient(135deg, #22d3ee, #2563eb);
    color: #fff;
    border: 0;
    border-radius: 32px;
    font-size: 16.5px;
    font-weight: bold;
    letter-spacing: 2px;
    padding: 13px 52px;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(37, 99, 235, .4);
    transition: transform .2s, box-shadow .2s;
}

.buy-btn:hover { transform: translateY(-2px); box-shadow: 0 14px 38px rgba(34, 211, 238, .45); }

.buy-tip { color: rgba(226, 232, 240, .45); font-size: 13px; margin: 13px 0 0 0; }

/* 联系客服条 */
.service-bar {
    border-top: 1px solid rgba(255, 255, 255, .06);
    padding: 15px 20px;
    background: rgba(0, 0, 0, .18);
}

.service-bar-title { font-weight: bold; color: #e2e8f0; margin-bottom: 11px; }

.service-bar-body { display: flex; gap: 12px; flex-wrap: wrap; }

.service-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: transform .2s, box-shadow .2s;
}

.service-btn:hover { transform: translateY(-2px); }

.service-wechat {
    background: rgba(22, 163, 74, .14);
    border: 1px solid rgba(34, 197, 94, .4);
    color: #6ee7b7;
}

.service-wechat:hover { box-shadow: 0 8px 20px rgba(34, 197, 94, .2); }

.service-qq {
    background: rgba(37, 99, 235, .12);
    border: 1px solid rgba(37, 99, 235, .45);
    color: #93c5fd;
}

.service-avatar {
    width: 24px; height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, #22c55e, #15803d);
    color: #fff;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.service-avatar-qq { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }

/* ---------------- 页脚 ---------------- */
.site-footer {
    text-align: center;
    color: rgba(226, 232, 240, .55);
    padding: 12px 0 30px 0;
}

.site-footer p { margin: 4px 0; font-size: 14px; }

.footer-sub { font-size: 12px !important; color: rgba(226, 232, 240, .32) !important; }

/* ---------------- 客服弹窗 ---------------- */
.modal-mask {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 16, .68);
    backdrop-filter: blur(6px);
    z-index: 999;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-mask.show { display: flex; }

.modal-box {
    background: #101828;
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 20px;
    width: 340px;
    max-width: 100%;
    padding: 28px 24px;
    position: relative;
    animation: fadeUp .3s ease both;
    text-align: center;
    box-shadow: 0 30px 80px rgba(0, 0, 0, .6);
}

.modal-close {
    position: absolute;
    top: 12px; right: 16px;
    font-size: 18px;
    color: rgba(226, 232, 240, .5);
    cursor: pointer;
}
.modal-close:hover { color: #fff; }

.modal-title { font-size: 18px; font-weight: bold; color: #f1f5f9; margin-bottom: 18px; }

.qr-box { display: flex; justify-content: center; margin-bottom: 12px; }

.qr-placeholder, #qrImg {
    width: 172px; height: 172px;
    border-radius: 12px;
    background:
        repeating-linear-gradient(45deg, rgba(255,255,255,.03), rgba(255,255,255,.03) 8px, rgba(255,255,255,.06) 8px, rgba(255,255,255,.06) 16px);
    border: 1px dashed rgba(255, 255, 255, .15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(226, 232, 240, .5);
    font-size: 15px;
    line-height: 1.6;
}

#qrImg { object-fit: cover; }

.modal-tip { color: rgba(226, 232, 240, .55); font-size: 13px; margin: 6px 0 14px 0; }

.wechat-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.wechat-id {
    background: rgba(255, 255, 255, .06);
    border: 1px dashed rgba(255, 255, 255, .2);
    border-radius: 10px;
    padding: 8px 15px;
    font-size: 15px;
    font-weight: 600;
    color: #f1f5f9;
    letter-spacing: .5px;
}

.copy-btn {
    border: 0;
    background: linear-gradient(135deg, #22d3ee, #2563eb);
    color: #fff;
    border-radius: 10px;
    padding: 9px 17px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: transform .2s, box-shadow .2s;
}

.copy-btn:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(37, 99, 235, .4); }

/* ---------------- 响应式 ---------------- */
@media (max-width: 992px) {
    .mycard-col { flex: 0 0 calc(33.333% - 16px); }
}

@media (max-width: 700px) {
    .promo-flex-container { flex-direction: column; }
    .promo-right { border-left: none; border-top: 1px solid rgba(255,255,255,.08); }
    .mycard-col { flex: 0 0 calc(50% - 16px); }
    .goods-cover { width: 120px; height: 120px; font-size: 44px; }
    .brand-name { font-size: 14px; }
    .nav-link { margin-left: 14px; font-size: 14px; }
    .badge-grid { gap: 10px; }
    .marquee-container { height: 220px; }
    .buy-btn { width: 100%; }
}