/* SwapV2 前端 · 深色单页样式（配色/顶栏对齐品牌：靛蓝紫主色 + 1080 容器，同官网/收/付三站） */
:root {
    --bg: #0a0917;
    --card: #100e20;
    --border: #272349;
    --text: #e2e0f4;
    --muted: #8d89b0;
    --accent: #6572ff;
    --accent-hov: #939cff;
    --warn: #f5b84b;
    --err: #ff7a85;
    --ok: #3ddc97;
}
* { box-sizing: border-box; }
body {
    margin: 0; background: var(--bg); color: var(--text);
    font-family: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
    font-size: 15px;
}
.mono { font-family: ui-monospace, "SF Mono", Consolas, monospace; }
.muted { color: var(--muted); }
.hidden { display: none !important; }

.topbar {
    position: sticky; top: 0; background: var(--bg); z-index: 10;
    border-bottom: none;
}
/* 顶栏底线：渐变发丝线（两端淡出），同官网/收/付三站 */
.topbar::after {
    content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; pointer-events: none;
    background: linear-gradient(90deg, transparent, rgba(101, 114, 255, 0.30) 50%, transparent);
}
/* 内容与三站同宽：1080 容器居中 */
.topbar-inner {
    max-width: 1080px; margin: 0 auto; padding: 14px 24px;
    display: flex; justify-content: space-between; align-items: center; gap: 22px; flex-wrap: wrap;
}
.brand {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: ui-monospace, "SF Mono", Consolas, monospace;
    font-weight: 700; font-size: 16px; letter-spacing: 0.5px;
}
/* 品牌标：与三站同尺寸（24 方形 + 靛光晕） */
.logo-mark { width: 24px; height: 24px; object-fit: contain; filter: drop-shadow(0 0 8px rgba(96, 82, 254, 0.45)); }
.brand .sub { font-size: 12px; font-weight: 400; color: var(--muted); margin-left: 10px; }
.topbar-right { display: flex; gap: 10px; align-items: center; }

select, input {
    background: var(--card); color: var(--text);
    border: 1px solid var(--border); border-radius: 8px;
    padding: 8px 10px; font-size: 14px; outline: none;
}
input:focus, select:focus { border-color: var(--accent); }

main { max-width: 480px; margin: 24px auto; padding: 0 12px; }

.banner {
    border: 1px solid var(--warn); background: rgba(210,153,34,.08);
    color: var(--warn); border-radius: 10px; padding: 10px 14px; margin-bottom: 12px;
    line-height: 1.6; word-break: break-all;
}
.banner.err { border-color: var(--err); background: rgba(248,81,73,.08); color: var(--err); }
.banner a { color: inherit; }

.tabs { display: flex; gap: 6px; margin-bottom: 10px; }
.tab {
    flex: 1; padding: 8px; background: var(--card); color: var(--muted);
    border: 1px solid var(--border); border-radius: 10px; cursor: pointer;
}
.tab.active { color: var(--text); border-color: var(--accent); }

.card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: 14px; padding: 16px;
}
.row { display: flex; gap: 12px; }
.row .field { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.row .field label { color: var(--muted); font-size: 12px; }
.row .field input { width: 100%; }
.meta { display: flex; justify-content: space-between; font-size: 12px; }

.mid { text-align: center; margin: 2px 0; }

.btn {
    border: none; border-radius: 10px; cursor: pointer;
    padding: 10px 16px; font-size: 14px; color: var(--text);
    background: var(--card); border: 1px solid var(--border);
}
.btn.primary {
    background: linear-gradient(180deg, #7d88ff, #4a48e8);
    border-color: rgba(101, 114, 255, 0.8); color: #f5f4ff; font-weight: 700;
    box-shadow: 0 0 0 1px rgba(101, 114, 255, 0.2), 0 0 18px rgba(101, 114, 255, 0.28);
}
.btn.primary:hover:not(:disabled) { background: linear-gradient(180deg, #939cff, #5a55f0); }
.btn.primary:disabled { opacity: .45; cursor: not-allowed; }
.btn.ghost { background: transparent; }
.btn.round { border-radius: 50%; width: 38px; height: 38px; }
.btn.big { width: 100%; padding: 13px; font-size: 15px; margin-top: 12px; }

.settings {
    display: flex; justify-content: space-between; align-items: center;
    margin-top: 12px; font-size: 13px;
}
.settings input { width: 64px; text-align: right; padding: 4px 8px; }

.quotebox {
    margin-top: 12px; border-top: 1px dashed var(--border); padding-top: 10px;
}
.quoteline { display: flex; justify-content: space-between; padding: 3px 0; }
.quoteline.small { font-size: 12px; color: var(--muted); word-break: break-all; }
.quoteline b { color: var(--ok); }

.status { margin-top: 10px; font-size: 12px; min-height: 16px; word-break: break-all; }
.hint { color: var(--muted); font-size: 12px; line-height: 1.7; margin-top: 0; }
.hint b { color: var(--warn); }

footer { text-align: center; padding: 20px; font-size: 12px; }

#toasts { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 99; }
.toast {
    background: var(--card); border: 1px solid var(--border); border-left: 3px solid var(--accent);
    border-radius: 8px; padding: 10px 14px; max-width: 340px; font-size: 13px;
    word-break: break-all; box-shadow: 0 4px 16px rgba(0,0,0,.4);
}
.toast.ok { border-left-color: var(--ok); }
.toast.err { border-left-color: var(--err); }

@media (max-width: 560px) {
    .topbar-inner { flex-wrap: wrap; gap: 8px; }
}