/* ============================================================
   FB12345 主题 — 亮色（默认）/ 黑夜模式
   通过 html[data-theme="dark"] 切换，localStorage 记忆
   ============================================================ */

/* ---------- 主题变量 ---------- */
:root {
    --bg: #f2f4fb;
    --nav-bg: rgba(255, 255, 255, 0.8);
    --card-bg: rgba(255, 255, 255, 0.82);
    --row-bg: #ffffff;
    --border: rgba(29, 36, 64, 0.09);
    --text: #1d2440;
    --muted: #6f779f;
    --accent: #7c3aed;
    --cyan: #0891b2;
    --cyan-soft-bg: rgba(8, 145, 178, 0.1);
    --purple-soft-bg: rgba(124, 58, 237, 0.1);
    --pink-soft-bg: rgba(219, 39, 119, 0.1);
    --badge-cyan-text: #0e7490;
    --badge-purple-text: #7c3aed;
    --badge-pink-text: #be185d;
    --input-bg: #ffffff;
    --shadow: 0 10px 34px rgba(41, 51, 96, 0.1);
    --row-shadow: 0 2px 10px rgba(41, 51, 96, 0.06);
    --row-hover-shadow: 0 12px 32px rgba(124, 58, 237, 0.16);
    --gradient: linear-gradient(90deg, #0891b2, #7c3aed, #db2777);
    --gradient-btn: linear-gradient(135deg, #0891b2, #7c3aed, #db2777);
    --dropdown-bg: #ffffff;
    --hover-bg: rgba(124, 58, 237, 0.07);
    --grid-line: rgba(41, 51, 96, 0.05);
}

html[data-theme="dark"] {
    --bg: #070b16;
    --nav-bg: rgba(9, 13, 26, 0.72);
    --card-bg: rgba(19, 27, 51, 0.62);
    --row-bg: rgba(15, 22, 43, 0.68);
    --border: rgba(122, 140, 255, 0.16);
    --text: #e6ebff;
    --muted: #8b96c4;
    --accent: #a855f7;
    --cyan: #22d3ee;
    --cyan-soft-bg: rgba(34, 211, 238, 0.14);
    --purple-soft-bg: rgba(168, 85, 247, 0.16);
    --pink-soft-bg: rgba(236, 72, 153, 0.14);
    --badge-cyan-text: #22d3ee;
    --badge-purple-text: #c9a5ff;
    --badge-pink-text: #f9a8d4;
    --input-bg: rgba(19, 27, 51, 0.7);
    --shadow: 0 18px 48px rgba(0, 0, 0, 0.4);
    --row-shadow: none;
    --row-hover-shadow: 0 10px 34px rgba(0, 0, 0, 0.45), 0 0 28px rgba(168, 85, 247, 0.16);
    --gradient: linear-gradient(90deg, #22d3ee, #a855f7, #ec4899);
    --gradient-btn: linear-gradient(135deg, #22d3ee, #a855f7, #ec4899);
    --dropdown-bg: rgba(15, 22, 43, 0.96);
    --hover-bg: rgba(122, 140, 255, 0.14);
    --grid-line: rgba(122, 140, 255, 0.045);
}

/* ---------- 全局背景：极光 + 网格 ---------- */
body {
    background: var(--bg) !important;
    color: var(--text);
    min-height: 100vh;
    transition: background 0.3s ease, color 0.3s ease;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(ellipse 60% 45% at 15% -5%, rgba(124, 58, 237, 0.12), transparent 60%),
        radial-gradient(ellipse 55% 40% at 85% 0%, rgba(8, 145, 178, 0.1), transparent 60%),
        radial-gradient(ellipse 50% 45% at 50% 110%, rgba(219, 39, 119, 0.08), transparent 60%),
        var(--bg);
    transition: background 0.3s ease;
}

html[data-theme="dark"] body::before {
    background:
        radial-gradient(ellipse 60% 45% at 15% -5%, rgba(168, 85, 247, 0.22), transparent 60%),
        radial-gradient(ellipse 55% 40% at 85% 0%, rgba(34, 211, 238, 0.16), transparent 60%),
        radial-gradient(ellipse 50% 45% at 50% 110%, rgba(236, 72, 153, 0.12), transparent 60%),
        var(--bg);
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
}

/* ---------- 顶部导航：玻璃拟态 ---------- */
.navbar-acg {
    background: var(--nav-bg) !important;
    backdrop-filter: blur(18px) saturate(1.4);
    -webkit-backdrop-filter: blur(18px) saturate(1.4);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 32px rgba(41, 51, 96, 0.08);
    padding: 10px 0;
}

html[data-theme="dark"] .navbar-acg { box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35); }

.navbar-acg .navbar-brand span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.3rem;
    letter-spacing: 1px;
}

html[data-theme="dark"] .navbar-acg .navbar-brand span {
    filter: drop-shadow(0 0 12px rgba(168, 85, 247, 0.45));
}

.navbar-acg .brand-logo {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    box-shadow: 0 0 16px rgba(8, 145, 178, 0.35);
}

html[data-theme="dark"] .navbar-acg .brand-logo { box-shadow: 0 0 16px rgba(34, 211, 238, 0.5); }

.navbar-acg .nav-link {
    color: var(--muted) !important;
    font-weight: 600;
    border-radius: 10px;
    padding: 8px 14px !important;
    transition: all 0.2s ease;
}

.navbar-acg .nav-link:hover {
    color: var(--text) !important;
    background: var(--hover-bg);
}

.navbar-acg .nav-link.active {
    color: #fff !important;
    background: var(--gradient-btn);
    box-shadow: 0 4px 16px rgba(124, 58, 237, 0.35);
}

.navbar-acg .nav-icon { color: var(--cyan); }
.navbar-acg .nav-link.active .nav-icon { color: #fff; }

/* 搜索框 */
.navbar-acg .search-input .input-group-text,
.navbar-acg .search-input .form-control {
    background: var(--input-bg);
    border: 1px solid var(--border);
    color: var(--text);
}

.navbar-acg .search-input .form-control::placeholder { color: var(--muted); }

.navbar-acg .search-input .form-control:focus {
    border-color: var(--cyan);
    box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.15);
}

/* 登录/注册按钮 */
.navbar-acg .btn-primary {
    background: var(--gradient-btn);
    border: none;
    box-shadow: 0 4px 18px rgba(124, 58, 237, 0.35);
    color: #fff;
}

.navbar-acg .btn-outline-secondary {
    border-color: var(--border);
    color: var(--text);
    background: transparent;
}

.navbar-acg .btn-outline-secondary:hover {
    background: var(--hover-bg);
    border-color: var(--cyan);
    color: var(--text);
}

.navbar-acg #username { color: var(--text) !important; }
.navbar-acg #user-balance { color: var(--muted) !important; }

/* ---------- 黑夜模式开关 ---------- */
.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    margin-left: 8px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--input-bg);
    color: var(--accent);
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.theme-toggle:hover {
    border-color: var(--accent);
    box-shadow: 0 0 14px rgba(124, 58, 237, 0.25);
    transform: translateY(-1px);
}

.theme-toggle .ico-sun { display: none; }
html[data-theme="dark"] .theme-toggle .ico-sun { display: inline; color: #fbbf24; }
html[data-theme="dark"] .theme-toggle .ico-moon { display: none; }

/* ---------- 公告条：渐变描边横幅 ---------- */
.shop-notice {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 13px 18px;
    margin-bottom: 22px;
    border-radius: 14px;
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--row-shadow);
    overflow: hidden;
}

.shop-notice::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 14px;
    padding: 1px;
    background: linear-gradient(90deg, rgba(8, 145, 178, 0.5), rgba(124, 58, 237, 0.5), rgba(219, 39, 119, 0.5));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.shop-notice .notice-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    background: var(--gradient-btn);
    color: #fff;
    font-size: 15px;
    animation: noticePulse 2.4s ease-in-out infinite;
}

@keyframes noticePulse {
    0%, 100% { box-shadow: 0 0 8px rgba(124, 58, 237, 0.25); }
    50% { box-shadow: 0 0 20px rgba(124, 58, 237, 0.55); }
}

.shop-notice .notice-body {
    flex: 1;
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--text);
}

.shop-notice .notice-body p { margin: 0; }

/* ---------- 面板 ---------- */
.panel {
    background: var(--card-bg) !important;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--border) !important;
    border-radius: 18px !important;
    box-shadow: var(--shadow) !important;
    overflow: hidden;
}

.panel-header {
    background: transparent !important;
    border-bottom: 1px solid var(--border) !important;
    padding: 16px 20px !important;
}

.panel-header .icon {
    background: var(--gradient-btn) !important;
    color: #fff !important;
    border-radius: 10px;
}

.panel-title {
    color: var(--text) !important;
    font-weight: 700;
    letter-spacing: 2px;
}

.panel-body { color: var(--text); }

/* ---------- 分类筹码 ---------- */
.chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.sub-chip-list {
    margin-top: 10px;
    padding-top: 12px;
    border-top: 1px dashed var(--border);
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 16px;
    border-radius: 999px;
    background: var(--input-bg) !important;
    border: 1px solid var(--border) !important;
    color: var(--muted) !important;
    font-weight: 600;
    font-size: 0.88rem;
    text-decoration: none !important;
    transition: all 0.22s ease;
}

.chip:hover {
    color: var(--text) !important;
    border-color: var(--cyan) !important;
    box-shadow: 0 0 16px rgba(8, 145, 178, 0.18);
    transform: translateY(-1px);
}

.chip.is-primary {
    background: var(--gradient-btn) !important;
    border-color: transparent !important;
    color: #fff !important;
    box-shadow: 0 4px 18px rgba(124, 58, 237, 0.4);
}

.chip-sub {
    font-size: 0.83rem;
    padding: 6px 14px;
}

.chip-icon {
    width: 20px;
    height: 20px;
    border-radius: 6px;
}

/* ---------- 商品列表行 ---------- */
.item-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.item-message {
    color: var(--muted);
    padding: 24px;
    text-align: center;
    width: 100%;
}

.goods-row {
    position: relative;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 18px;
    border-radius: 16px;
    background: var(--row-bg);
    border: 1px solid var(--border);
    box-shadow: var(--row-shadow);
    text-decoration: none !important;
    transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
    overflow: hidden;
}

.goods-row::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.22s ease;
}

.goods-row:hover {
    transform: translateX(6px);
    border-color: rgba(124, 58, 237, 0.45);
    box-shadow: var(--row-hover-shadow);
}

.goods-row:hover::before { opacity: 1; }

.goods-cover {
    flex-shrink: 0;
    width: 58px;
    height: 58px;
    border-radius: 13px;
    background-color: var(--bg) !important;
    border: 1px solid var(--border);
}

html[data-theme="dark"] .goods-cover { box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35); }

.goods-main {
    flex: 1;
    min-width: 0;
}

.goods-name {
    color: var(--text);
    font-weight: 700;
    font-size: 1rem;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.goods-row:hover .goods-name {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.goods-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 6px;
}

.badge-soft {
    border-radius: 999px !important;
    font-size: 0.72rem !important;
    font-weight: 600;
    padding: 3px 10px !important;
}

.badge-soft-success {
    background: var(--cyan-soft-bg) !important;
    color: var(--badge-cyan-text) !important;
    border: 1px solid var(--cyan-soft-bg);
}

.badge-soft-primary {
    background: var(--purple-soft-bg) !important;
    color: var(--badge-purple-text) !important;
    border: 1px solid var(--purple-soft-bg);
}

.badge-soft-info {
    background: var(--pink-soft-bg) !important;
    color: var(--badge-pink-text) !important;
    border: 1px solid var(--pink-soft-bg);
}

.goods-meta {
    display: flex;
    flex-direction: column;
    gap: 3px;
    flex-shrink: 0;
    color: var(--muted);
    font-size: 0.78rem;
    text-align: right;
    min-width: 76px;
}

.goods-side {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
    min-width: 118px;
}

.goods-price {
    font-size: 1.28rem;
    font-weight: 800;
    background: linear-gradient(90deg, #d97706, #f59e0b);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

html[data-theme="dark"] .goods-price { filter: drop-shadow(0 0 10px rgba(251, 191, 36, 0.3)); }

.goods-price .unit {
    font-size: 0.8rem;
    margin-right: 1px;
}

.goods-go {
    font-size: 0.8rem;
    font-weight: 700;
    padding: 5px 14px;
    border-radius: 999px;
    color: #fff;
    background: var(--gradient-btn);
    box-shadow: 0 4px 14px rgba(124, 58, 237, 0.3);
    transition: all 0.2s ease;
}

.goods-row:hover .goods-go {
    box-shadow: 0 4px 22px rgba(219, 39, 119, 0.45);
    transform: scale(1.05);
}

.goods-row.is-soldout {
    opacity: 0.5;
    filter: grayscale(0.7);
}

.goods-row.is-soldout .goods-go {
    background: var(--muted);
    box-shadow: none;
}

/* ---------- 表单 / 详情页组件（黑夜模式适配） ---------- */
html[data-theme="dark"] .form-control,
html[data-theme="dark"] .form-select,
html[data-theme="dark"] .input-group-text {
    background: var(--input-bg);
    border-color: var(--border);
    color: var(--text);
}

html[data-theme="dark"] .form-control::placeholder { color: var(--muted); }

html[data-theme="dark"] .form-control:focus,
html[data-theme="dark"] .form-select:focus {
    background: var(--input-bg);
    border-color: var(--cyan);
    color: var(--text);
    box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15);
}

html[data-theme="dark"] .acg-card,
html[data-theme="dark"] .sku,
html[data-theme="dark"] .optional-card {
    background: var(--row-bg);
    border-color: var(--border);
    color: var(--text);
}

html[data-theme="dark"] .sku.is-primary,
html[data-theme="dark"] .sku:hover {
    background: var(--gradient-btn);
    color: #fff;
}

html[data-theme="dark"] h1, html[data-theme="dark"] h2,
html[data-theme="dark"] h3, html[data-theme="dark"] h4,
html[data-theme="dark"] h5, html[data-theme="dark"] h6 {
    color: var(--text);
}

html[data-theme="dark"] .text-muted { color: var(--muted) !important; }
html[data-theme="dark"] .text-dark { color: var(--text) !important; }

/* ---------- 下拉菜单 ---------- */
.dropdown-menu {
    background: var(--dropdown-bg);
    border: 1px solid var(--border);
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow);
}

.dropdown-item { color: var(--text) !important; }
.dropdown-item:hover { background: var(--hover-bg) !important; }
.dropdown-divider { border-color: var(--border); }
.dropdown-item.text-danger { color: #dc2626 !important; }
html[data-theme="dark"] .dropdown-item.text-danger { color: #f87171 !important; }

/* ---------- 移动端 ---------- */
@media (max-width: 768px) {
    .goods-row {
        flex-wrap: wrap;
        gap: 10px;
        padding: 13px 14px;
    }

    .goods-cover { width: 48px; height: 48px; }

    .goods-meta {
        flex-direction: row;
        gap: 10px;
        text-align: left;
        order: 3;
        width: 100%;
        padding-left: 58px;
        margin-top: -4px;
    }

    .goods-side { margin-left: auto; }
    .goods-price { font-size: 1.12rem; }

    /* 顶栏移动端收紧，避免按钮与汉堡键拥挤 */
    .navbar .btn,
    .navbar .nav-btn {
        padding: 6px 12px !important;
        font-size: .84rem !important;
        white-space: nowrap;
    }
    .navbar-acg > .container {
        flex-wrap: nowrap !important;
        gap: 6px;
    }
    .navbar-acg .navbar-brand { margin-right: 0; }
    .navbar-acg .user-login-box,
    .navbar-acg .user-info-box {
        order: 9;
        margin-left: auto !important;
        display: flex;
        gap: 6px;
        align-items: center;
    }
    .navbar-acg .user-login-box .btn { margin: 0 !important; }
    .navbar .navbar-toggler {
        order: 10;
        padding: 4px 8px !important;
        margin: 0 !important;
        border-color: var(--border) !important;
        color: var(--text) !important;
    }
    #theme-toggle { order: 11; margin-left: 0; flex-shrink: 0; }
}

/* ---------- 滚动条 ---------- */
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, rgba(8, 145, 178, 0.35), rgba(124, 58, 237, 0.45));
    border-radius: 999px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(124, 58, 237, 0.65); }

/* ---------- 页脚 ---------- */
footer, .footer { color: var(--muted) !important; }
footer a, .footer a { color: var(--cyan) !important; }

/* ---------- 弹层 ---------- */
.layui-layer { border-radius: 14px !important; overflow: hidden; }