/* 绿碳智算 · 用户端样式 · 深色霓虹玻璃主题 */
* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg: #060a14;
    --card: rgba(255, 255, 255, 0.04);
    --card-2: rgba(255, 255, 255, 0.07);
    --solid: #0c1322;
    --border: rgba(255, 255, 255, 0.09);
    --border-strong: rgba(34, 211, 238, 0.35);
    --text: #e6edf7;
    --text-sub: #8b98ad;
    --primary: #22d3ee;
    --primary-2: #a855f7;
    --grad: linear-gradient(135deg, #22d3ee 0%, #a855f7 100%);
    --grad-soft: linear-gradient(135deg, rgba(34,211,238,0.15), rgba(168,85,247,0.15));
    --danger: #f87171;
    --on: #34d399;
}

html { scrollbar-color: rgba(255,255,255,0.2) transparent; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background:
        radial-gradient(1200px 600px at 15% -10%, rgba(34, 211, 238, 0.12), transparent 60%),
        radial-gradient(1000px 500px at 100% 0%, rgba(168, 85, 247, 0.14), transparent 60%),
        #060a14;
    background-attachment: fixed;
    color: var(--text);
    font-size: 14px;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
a { color: var(--primary); text-decoration: none; }

/* 顶栏 */
.u-topbar {
    background: rgba(10, 16, 30, 0.7);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
}
.u-topbar-inner {
    max-width: 1080px; margin: 0 auto; padding: 14px 20px;
    display: flex; align-items: center; gap: 24px;
}
.u-logo {
    font-weight: 700; font-size: 20px; letter-spacing: 1px;
    background: var(--grad);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.u-back {
    display: inline-flex; align-items: center; gap: 2px;
    padding: 7px 14px; border-radius: 10px;
    color: var(--text-sub); font-size: 15px; white-space: nowrap;
    border: 1px solid var(--border);
}
.u-back:hover { background: rgba(255,255,255,0.06); color: var(--text); border-color: var(--border-strong); }
.u-nav { display: flex; gap: 12px; flex: 1; }
.u-nav a { padding: 11px 26px; border-radius: 10px; color: var(--text-sub); font-size: 17px; letter-spacing: .5px; }
.u-nav a:hover { background: rgba(255,255,255,0.06); color: var(--text); }
.u-user { display: flex; align-items: center; gap: 12px; color: var(--text-sub); }
.u-wallet-btn { padding: 6px 14px; font-size: 13px; }
.u-wallet-btn.connected { background: var(--grad-soft); color: var(--primary); border-color: var(--border-strong); }

/* 容器 */
.u-container { max-width: 1080px; margin: 24px auto; padding: 0 20px; flex: 1; width: 100%; }
.u-footer { text-align: center; color: var(--text-sub); font-size: 12px; padding: 24px 0; }

.u-flash {
    background: rgba(34, 211, 238, 0.1); border: 1px solid rgba(34, 211, 238, 0.3);
    color: #a5f3fc; padding: 10px 14px; border-radius: 8px; margin-bottom: 16px;
}

/* 首页横幅 */
.u-hero { text-align: center; padding: 52px 20px 36px; }
.u-hero h1 {
    font-size: 32px; color: var(--text); letter-spacing: 1px;
    background: linear-gradient(120deg, #67e8f9, #a855f7);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.u-hero p { color: var(--text-sub); margin-top: 10px; }
.u-hero-cta {
    display: inline-block; margin-top: 24px; padding: 13px 44px;
    font-size: 16px; border-radius: 999px;
    box-shadow: 0 6px 30px rgba(34, 211, 238, 0.45);
}

/* AI 好处 */
.u-benefits { margin: 10px 0 30px; }
.u-benefit-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.u-benefit-card {
    background: var(--card); border: 1px solid var(--border); border-radius: 14px;
    padding: 22px 18px; text-align: center; cursor: pointer;
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.u-benefit-card:hover { transform: translateY(-3px); border-color: var(--border-strong); box-shadow: 0 0 24px rgba(34,211,238,0.16); }
.u-benefit-icon { font-size: 32px; margin-bottom: 10px; }
.u-benefit-name { font-weight: 700; font-size: 15px; margin-bottom: 4px; }
.u-benefit-desc { color: var(--text-sub); font-size: 13px; }

/* AI 场景演示弹窗 */
.u-modal-mask {
    position: fixed; inset: 0; z-index: 100;
    background: rgba(2, 5, 12, 0.75);
    backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
    display: none; align-items: center; justify-content: center;
    padding: 20px;
}
.u-modal-mask.show { display: flex; }
.u-modal {
    position: relative; width: 100%; max-width: 560px; max-height: 82vh; overflow-y: auto;
    background: rgba(13, 19, 34, 0.95); border: 1px solid var(--border-strong);
    border-radius: 16px; padding: 24px;
    box-shadow: 0 0 60px rgba(34, 211, 238, 0.22);
    animation: modalPop .22s ease;
}
@keyframes modalPop { from { transform: scale(0.94); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.u-modal-close {
    position: absolute; top: 10px; right: 12px;
    background: none; border: none; color: var(--text-sub);
    font-size: 18px; cursor: pointer; padding: 4px 8px;
}
.u-modal-close:hover { color: var(--text); }
.u-modal-title { font-weight: 700; font-size: 17px; margin-bottom: 14px; }
.u-modal-body { font-size: 14px; }

/* 托管确认弹窗 */
.u-confirm-row { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--border); }
.u-confirm-label { color: var(--text-sub); }
.u-confirm-val { font-weight: 600; text-align: right; }
.u-confirm-total { border-bottom: none; padding-bottom: 4px; }
.u-confirm-total .u-confirm-val { font-size: 20px; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.u-confirm-note { color: var(--text-sub); font-size: 12px; margin-top: 12px; line-height: 1.6; }
.u-modal-actions { display: flex; gap: 12px; margin-top: 18px; }
.u-modal-actions .u-btn { flex: 1; margin-top: 0; }

/* 链接钱包 · 多钱包选择器（EIP-6963）*/
.wallet-picker-mask {
    position: fixed; inset: 0; z-index: 120;
    background: rgba(2, 5, 12, 0.78);
    backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
    display: none; align-items: center; justify-content: center;
    padding: 20px;
}
.wallet-picker-mask.show { display: flex; }
.wallet-picker {
    width: 100%; max-width: 380px;
    background: rgba(13, 19, 34, 0.96); border: 1px solid var(--border-strong);
    border-radius: 16px; padding: 22px;
    box-shadow: 0 0 60px rgba(34, 211, 238, 0.22);
    animation: modalPop .22s ease;
}
.wallet-picker-title { font-weight: 700; font-size: 17px; margin-bottom: 16px; text-align: center; }
.wallet-picker-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.wallet-picker-item {
    display: flex; align-items: center; gap: 12px; width: 100%;
    padding: 12px 14px; text-align: left; cursor: pointer;
    background: var(--card-2); border: 1px solid var(--border); border-radius: 12px;
    color: var(--text); font-size: 15px; font-weight: 600;
    transition: border-color .15s ease, background .15s ease, transform .05s ease;
}
.wallet-picker-item:hover { border-color: var(--border-strong); background: rgba(34, 211, 238, 0.08); }
.wallet-picker-item:active { transform: scale(0.99); }
.wallet-picker-icon {
    width: 28px; height: 28px; border-radius: 8px; object-fit: contain; flex: 0 0 auto;
    background: rgba(255, 255, 255, 0.06);
}
.wallet-picker-icon-ph {
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 18px; line-height: 1;
}
.wallet-picker-close { width: 100%; }
.wallet-picker-empty {
    text-align: center; color: var(--text-sub); font-size: 13px; line-height: 1.8;
    padding: 14px 8px;
}
.wallet-picker-empty a { color: var(--primary); }

.demo-prompt {
    background: var(--card-2); border: 1px solid var(--border); border-radius: 8px;
    padding: 10px 14px; color: var(--text-sub); font-size: 13px; margin-bottom: 14px;
}
.demo-code, .demo-text {
    background: #05080f; border: 1px solid var(--border); border-radius: 8px;
    padding: 14px; font-size: 13px; line-height: 1.8; white-space: pre-wrap;
    word-break: break-all; min-height: 100px; color: var(--text);
}
.demo-code { font-family: "SF Mono", Menlo, Consolas, monospace; color: #a5f3fc; }
.typing::after { content: '▌'; color: var(--primary); animation: blink .8s infinite; }
@keyframes blink { 50% { opacity: 0; } }

.demo-imgwrap { border: 1px solid var(--border); border-radius: 10px; overflow: hidden; background: #05080f; }
.demo-imggen { padding: 40px 0; text-align: center; color: var(--text-sub); }
.demo-img { aspect-ratio: 4/3; }
.demo-img.pop { animation: imgPop .5s ease; }
@keyframes imgPop { from { opacity: 0; transform: scale(0.96); } to { opacity: 1; transform: scale(1); } }

.demo-chat { display: flex; flex-direction: column; gap: 12px; min-height: 220px; }
.demo-msg { max-width: 85%; animation: msgIn .3s ease; }
.demo-msg.user { align-self: flex-end; text-align: right; }
.demo-msg.ai { align-self: flex-start; }
.demo-msg-who { font-size: 11px; color: var(--text-sub); margin-bottom: 3px; }
.demo-msg-text {
    display: inline-block; padding: 10px 14px; border-radius: 12px; font-size: 14px;
    text-align: left; line-height: 1.6;
}
.demo-msg.user .demo-msg-text { background: var(--grad); color: #04121a; border-bottom-right-radius: 3px; font-weight: 500; }
.demo-msg.ai .demo-msg-text { background: var(--card-2); border: 1px solid var(--border); border-bottom-left-radius: 3px; }
@keyframes msgIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.demo-trans-label { color: var(--text-sub); font-size: 12px; margin-bottom: 6px; letter-spacing: 1px; }
.demo-list { display: flex; flex-direction: column; gap: 10px; }
.demo-list-item {
    background: var(--card-2); border: 1px solid var(--border); border-radius: 8px;
    padding: 12px 14px; animation: msgIn .4s ease;
}

.u-section-title { font-size: 18px; margin: 20px 0 14px; color: var(--text); }

/* 产品卡片 */
.u-product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.u-product-card {
    background: var(--card); border: 1px solid var(--border); border-radius: 14px;
    padding: 22px; text-align: center;
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.u-product-card:hover {
    transform: translateY(-3px);
    border-color: var(--border-strong);
    box-shadow: 0 0 30px rgba(34, 211, 238, 0.18);
}
.u-product-name { font-weight: 700; font-size: 17px; margin-bottom: 8px; }
.u-product-power { color: var(--text-sub); }
.u-product-power strong { color: var(--text); font-size: 22px; }
.u-product-meta { color: var(--text-sub); font-size: 12px; margin: 6px 0 12px; }
.u-product-price { margin-bottom: 14px; }
.u-price-num {
    font-size: 28px; font-weight: 700;
    background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.u-product-actions { display: flex; gap: 10px; justify-content: center; }

/* 订单/表单卡片 */
.u-order-card {
    background: var(--card); border: 1px solid var(--border); border-radius: 16px;
    padding: 26px; max-width: 640px; margin: 0 auto;
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.35);
}
.u-order-card h1 { font-size: 20px; margin-bottom: 16px; }
.u-order-info { border: 1px solid var(--border); border-radius: 10px; padding: 4px 16px; margin-bottom: 16px; background: var(--card-2); }
.u-order-row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border); }
.u-order-row:last-child { border-bottom: none; }
.u-order-row span { color: var(--text-sub); }
.u-price {
    background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
    font-weight: 700;
}

/* 支付方式选择 */
.u-pay-choose .u-radio {
    display: flex; align-items: center; gap: 8px; padding: 12px;
    border: 1px solid var(--border); border-radius: 10px; margin-bottom: 10px; cursor: pointer;
    background: var(--card-2);
}
.u-pay-methods { display: flex; gap: 12px; margin: 14px 0; }
.u-pay-method {
    flex: 1; display: flex; flex-direction: column; align-items: center; gap: 8px;
    padding: 18px; border: 1px solid var(--border); border-radius: 12px; color: var(--text);
    background: var(--card); transition: border-color .15s, box-shadow .15s;
}
.u-pay-method:hover { border-color: var(--border-strong); box-shadow: 0 0 20px rgba(34,211,238,0.15); }
.u-pay-icon {
    width: 42px; height: 42px; border-radius: 50%;
    background: var(--grad-soft); color: var(--primary);
    display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 700;
}

/* 钱包面板 */
.u-wallet-panel { border: 1px solid var(--border); border-radius: 10px; padding: 16px; margin: 14px 0; background: var(--card-2); }
.u-wallet-panel p { margin-bottom: 8px; }
.u-wallet-panel code {
    background: rgba(255,255,255,0.06); padding: 2px 8px; border-radius: 4px;
    word-break: break-all; color: #a5f3fc;
}
.u-wallet-actions { display: flex; gap: 10px; margin: 12px 0; }
.u-wallet-submit { margin-top: 14px; }

/* 资产卡片 */
.u-assets { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 20px; }
.u-asset-card {
    background: var(--card); border: 1px solid var(--border); border-radius: 14px;
    padding: 20px; text-align: center;
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.u-asset-label { color: var(--text-sub); }
.u-asset-value {
    font-size: 28px; font-weight: 700; margin: 6px 0;
    background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.u-asset-sub { color: var(--text-sub); font-size: 12px; }
.u-asset-actions { display: flex; gap: 8px; justify-content: center; margin-top: 10px; }
.u-asset-card .u-btn { margin-top: 0; }

/* 卡片 + 表格 */
.u-card {
    background: var(--card); border: 1px solid var(--border); border-radius: 14px;
    padding: 20px; margin-bottom: 20px;
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.u-table { width: 100%; border-collapse: collapse; }
.u-table th, .u-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
.u-table thead th { color: var(--text-sub); font-weight: 600; }
.u-table tbody tr:hover { background: rgba(255,255,255,0.04); }
.u-table tbody tr:last-child td { border-bottom: none; }

/* 登录注册卡片 */
.u-auth-card {
    background: var(--card); border: 1px solid var(--border); border-radius: 16px;
    padding: 30px; max-width: 400px; margin: 40px auto;
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.35);
}
.u-auth-card h1 { font-size: 22px; margin-bottom: 16px; text-align: center; }
.u-auth-foot { text-align: center; margin-top: 14px; color: var(--text-sub); }
.u-auth-sub { font-size: 13px; color: var(--text-sub); margin-bottom: 14px; text-align: center; line-height: 1.7; }
/* 我的页「账号安全」等操作行 */
.u-team-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.u-code-row { display: flex; gap: 8px; }
.u-code-row input { flex: 1; }

/* 表单元素 */
label { display: block; margin: 14px 0 6px; font-weight: 600; font-size: 13px; color: var(--text); }
input[type="text"], input[type="email"], input[type="password"], input[type="number"], select, textarea {
    width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
    font-size: 14px; background: rgba(255,255,255,0.05); color: var(--text);
}
input:focus, select:focus, textarea:focus {
    outline: none; border-color: var(--border-strong);
    box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15);
}
input::placeholder, textarea::placeholder { color: #5a6678; }

/* 按钮 */
.u-btn { display: inline-block; padding: 10px 20px; border: none; border-radius: 9px; font-size: 14px; cursor: pointer; text-align: center; }
.u-btn-primary {
    background: var(--grad); color: #04121a; font-weight: 600;
    box-shadow: 0 4px 20px rgba(34, 211, 238, 0.35);
}
.u-btn-primary:hover { filter: brightness(1.08); }
.u-btn-line { background: transparent; color: var(--primary); border: 1px solid var(--border-strong); }
.u-btn-line:hover { background: rgba(34,211,238,0.1); }
.u-btn-block { width: 100%; margin-top: 16px; }
.u-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* 提现：金额行 + MAX + 收款方式只读 */
.u-amount-row { display: flex; gap: 8px; align-items: stretch; }
.u-amount-row input { flex: 1; }
.u-max-btn { white-space: nowrap; padding: 10px 18px; font-weight: 600; }
.u-readonly { padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; background: rgba(255,255,255,0.04); color: var(--text-sub); }

/* 提示 */
.u-alert { padding: 10px 14px; border-radius: 8px; margin-top: 14px; font-size: 13px; }
.u-alert-error { background: rgba(248, 113, 113, 0.12); color: #fca5a5; border: 1px solid rgba(248,113,113,0.3); }
.u-alert-ok { background: rgba(52, 211, 153, 0.12); color: #6ee7b7; border: 1px solid rgba(52,211,153,0.3); }
.u-hint { color: var(--text-sub); font-size: 12px; margin-top: 8px; }

/* 充值页：专属收款地址区块 */
.u-deposit-box {
    background: var(--card-2); border: 1px solid var(--border-strong);
    border-radius: 12px; padding: 18px; margin: 16px 0;
}
.u-deposit-box .u-hint:first-child { margin-top: 0; }
.u-deposit-addr {
    margin: 12px 0; padding: 14px 16px;
    background: var(--bg); border: 1px solid var(--primary);
    border-radius: 10px; text-align: center;
    word-break: break-all;
}
.u-deposit-addr code {
    font-size: 15px; font-weight: 700; color: var(--primary);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    letter-spacing: 0.3px;
}
.u-empty { text-align: center; color: var(--text-sub); padding: 32px 0; }
.u-invite {
    font-size: 16px; font-weight: 700;
    background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.u-notice { color: var(--text-sub); font-size: 13px; margin: 20px 0; }
.u-notice ul { padding-left: 20px; }

.u-plus { color: var(--on); }
.u-minus { color: var(--danger); }

/* 视频 */
.u-video-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.u-video-card {
    background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 16px;
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.u-video-title { font-weight: 700; margin-bottom: 10px; }
.u-video-player { aspect-ratio: 16/9; background: #000; border-radius: 8px; overflow: hidden; margin-bottom: 10px; border: 1px solid var(--border); }
.u-video-player iframe, .u-video-player video { width: 100%; height: 100%; border: 0; display: block; }
.u-video-desc { color: var(--text-sub); font-size: 13px; }

/* AI 工具 */
.u-ai-panel {
    max-width: 640px; margin: 0 auto;
    background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 24px;
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 8px 40px rgba(0,0,0,0.35);
}
.u-ai-quota { text-align: center; color: var(--text-sub); margin-bottom: 16px; }
.u-ai-quota b { color: var(--primary); }
.u-ai-tabs { display: flex; gap: 8px; margin-bottom: 14px; }
.u-ai-tabs button {
    flex: 1; padding: 10px; border: 1px solid var(--border); border-radius: 8px;
    background: rgba(255,255,255,0.04); cursor: pointer; font-size: 14px; color: var(--text);
}
.u-ai-tabs button.on {
    border-color: var(--border-strong); color: var(--primary);
    background: var(--grad-soft); font-weight: 600;
}
.u-ai-panel textarea { width: 100%; padding: 12px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px; resize: vertical; background: rgba(255,255,255,0.05); color: var(--text); }
.u-ai-result { margin-top: 16px; }
.u-ai-text { white-space: pre-wrap; line-height: 1.8; }
.u-ai-img { width: 100%; border-radius: 8px; }
.u-ai-meta { color: var(--text-sub); font-size: 12px; margin-top: 8px; }
.u-ai-pending { color: var(--text-sub); text-align: center; padding: 20px; }
.u-ai-err { color: var(--danger); }

/* 钱包绑定 */
.u-wallet-bind { display: flex; gap: 8px; margin-top: 10px; }
.u-wallet-bind input[type="text"] { flex: 1; }
.u-wallet-bind .u-btn { white-space: nowrap; }

/* 邀请链接 */
.u-invite-box { display: flex; gap: 10px; align-items: stretch; margin: 10px 0 6px; }
.u-invite-input { flex: 1; }
.u-invite-box .u-btn { white-space: nowrap; }

/* 移动端适配 */
@media (max-width: 720px) {
    .u-assets, .u-product-grid { grid-template-columns: 1fr; }
    .u-benefit-grid { grid-template-columns: 1fr; }
    .u-topbar-inner { flex-wrap: wrap; gap: 8px; padding: 10px 14px; }
    .u-nav { order: 3; width: 100%; overflow-x: auto; white-space: nowrap; -webkit-overflow-scrolling: touch; }
    .u-nav a { padding: 8px 16px; font-size: 15px; }
    .u-container { padding: 0 12px; margin: 16px auto; }
    .u-order-card, .u-auth-card, .u-ai-panel { padding: 16px; }
    .u-table { display: block; overflow-x: auto; white-space: nowrap; }
    .u-wallet-actions { flex-direction: column; }
    .u-wallet-actions .u-btn { width: 100%; }
    .u-pay-methods { flex-direction: column; }
    .u-video-grid { grid-template-columns: 1fr; }
    .u-wallet-bind { flex-wrap: wrap; }
    .u-hero h1 { font-size: 24px; }
}

/* 站内通知角标 */
.u-notice-link { position: relative; }
.u-notice-dot {
    display: inline-block; min-width: 16px; height: 16px; line-height: 16px;
    padding: 0 4px; margin-left: 4px; border-radius: 8px;
    background: var(--danger); color: #fff; font-size: 11px; text-align: center;
    vertical-align: middle;
}
.u-notice-item { padding: 12px 0; border-bottom: 1px solid var(--border); }
.u-notice-item:last-child { border-bottom: none; }
.u-notice-item.unread { background: rgba(255,255,255,0.03); }
.u-notice-title { font-weight: 600; font-size: 14px; }
.u-notice-item.unread .u-notice-title::before {
    content: ''; display: inline-block; width: 6px; height: 6px; border-radius: 50%;
    background: var(--danger); margin-right: 6px; vertical-align: middle;
}
.u-notice-meta { color: var(--text-sub); font-size: 12px; margin-top: 4px; }

/* 订单状态标签 */
.u-status { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 12px; }
.u-status-pending   { background: rgba(255,255,255,0.08); color: var(--text-sub); }
.u-status-paid      { background: rgba(56,161,255,0.15); color: #38a1ff; }
.u-status-settling  { background: rgba(255,176,32,0.18); color: #ffb020; }
.u-status-completed { background: rgba(0,200,120,0.15); color: #00c878; }
.u-status-exception { background: rgba(255,77,79,0.15); color: var(--danger); }
.u-status-cancelled { background: rgba(255,255,255,0.06); color: var(--text-sub); }

/* ===== AI托管下单 · 新版视觉 ===== */
.u-order-wrap { max-width: 720px; margin: 0 auto; }

.u-order-hero {
    position: relative; text-align: center; overflow: hidden;
    background: linear-gradient(135deg, rgba(34,211,238,0.16), rgba(168,85,247,0.16));
    border: 1px solid var(--border-strong); border-radius: 18px;
    padding: 32px 24px; margin-bottom: 18px;
}
.u-order-hero::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(620px 220px at 50% -40%, rgba(34,211,238,0.28), transparent 60%);
    pointer-events: none;
}
.u-order-badge {
    position: relative; display: inline-block; padding: 4px 14px; border-radius: 999px;
    background: var(--grad); color: #04121a; font-size: 12px; font-weight: 700; letter-spacing: .5px;
}
.u-order-hero-icon { position: relative; font-size: 40px; margin: 12px 0 6px; }
.u-order-hero h1 { position: relative; font-size: 24px; margin: 4px 0; }
.u-order-hero-power { position: relative; color: var(--text-sub); }
.u-order-hero-power b { color: var(--text); font-size: 18px; }
.u-order-hero-price { position: relative; color: var(--text-sub); margin-top: 6px; font-size: 13px; }
.u-order-hero-price b { color: var(--primary); }

.u-order-sec-title {
    font-size: 16px; margin-bottom: 14px; color: var(--text);
    display: flex; align-items: center; gap: 8px;
}
.u-order-sec-title::before {
    content: ''; width: 4px; height: 16px; border-radius: 2px; background: var(--grad);
}
.u-field label { margin-top: 0; }
/* 金额输入：比普通输入更醒目（原来是台数步进器） */
.u-field input#amount { font-size: 22px; font-weight: 700; letter-spacing: .5px; }
.u-field-hint { margin-top: 8px; font-size: 12px; color: var(--text-sub); line-height: 1.6; }

.u-stepper { display: flex; align-items: stretch; gap: 10px; max-width: 300px; }
.u-step-btn {
    width: 48px; flex: 0 0 auto; font-size: 22px; line-height: 1;
    border: 1px solid var(--border); background: var(--card-2); color: var(--text);
    border-radius: 10px; cursor: pointer;
    transition: border-color .15s ease, background .15s ease;
}
.u-step-btn:hover { border-color: var(--border-strong); background: rgba(34,211,238,0.1); }
.u-step-btn:active { transform: scale(0.96); }
.u-stepper input[type="number"] { text-align: center; font-size: 18px; font-weight: 700; }

.u-settle-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 14px; }
.u-settle-item {
    background: var(--card-2); border: 1px solid var(--border); border-radius: 12px;
    padding: 14px 12px; text-align: center;
}
.u-settle-label { display: block; color: var(--text-sub); font-size: 12px; margin-bottom: 6px; }
.u-settle-value { font-size: 17px; font-weight: 700; color: var(--text); }
.u-settle-total {
    display: flex; align-items: center; justify-content: space-between;
    background: var(--grad-soft); border: 1px solid var(--border-strong);
    border-radius: 12px; padding: 16px 18px; margin-bottom: 12px;
}
.u-settle-total .u-settle-label { margin-bottom: 2px; }
.u-settle-sub { color: var(--text-sub); font-size: 12px; }
.u-settle-total-num {
    font-size: 26px; font-weight: 800;
    background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.u-balance {
    display: flex; justify-content: space-between; gap: 12px;
    color: var(--text-sub); font-size: 13px; margin-top: 4px; flex-wrap: wrap;
}
.u-balance b { color: var(--text); }
.u-order-submit { font-size: 16px; padding: 14px; letter-spacing: 1px; margin-top: 4px; }
.u-order-back { text-align: center; margin-top: 12px; }

/* 产品卡片 · 托管入口小图标 */
.u-product-icon { font-size: 34px; margin-bottom: 8px; }

@media (max-width: 720px) {
    .u-settle-grid { grid-template-columns: 1fr; }
    .u-order-submit { padding: 13px; }
}