/* =====================================================================
   今日油价 · 加油站仪表盘风
   主色：石油蓝 #14567f｜沥青灰 #2f3b47｜琥珀 #e0a33a
   ===================================================================== */
.fpb-page {
    --fpb-ink: #16212b;
    --fpb-ink-2: #3d4c59;
    --fpb-ink-3: #6d7d8a;
    --fpb-ink-4: #97a5b0;
    --fpb-card: #ffffff;
    --fpb-card-2: #f3f6f8;
    --fpb-line: #dbe3e9;
    --fpb-line-2: #e9eff3;
    --fpb-brand: #14567f;
    --fpb-brand-2: #1d76a9;
    --fpb-brand-soft: rgba(20, 86, 127, .10);
    --fpb-amber: #e0a33a;
    --fpb-amber-soft: rgba(224, 163, 58, .14);
    --fpb-diesel: #5b6b78;
    --fpb-shadow: 0 16px 34px -24px rgba(16, 40, 60, .48);
    --fpb-mono: ui-monospace, "SFMono-Regular", Consolas, "Cascadia Code", monospace;

    color: var(--fpb-ink);
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}
:root[data-theme="dark"] .fpb-page {
    --fpb-ink: #e6edf2;
    --fpb-ink-2: #b6c4cf;
    --fpb-ink-3: #8698a5;
    --fpb-ink-4: #647683;
    --fpb-card: #121b22;
    --fpb-card-2: #17222b;
    --fpb-line: #24333e;
    --fpb-line-2: #1d2a33;
    --fpb-brand: #4aa3d4;
    --fpb-brand-2: #6dbbe6;
    --fpb-brand-soft: rgba(74, 163, 212, .14);
    --fpb-amber: #efb95e;
    --fpb-amber-soft: rgba(239, 185, 94, .14);
    --fpb-diesel: #93a4b0;
    --fpb-shadow: 0 16px 34px -24px rgba(0, 0, 0, .85);
}

/* ---------- 首屏 ---------- */
.fpb-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 470px;
    gap: 26px;
    align-items: start;
    margin-top: 18px;
}
.fpb-hero-copy { padding: 10px 0; }
.fpb-kicker {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 8px;
    background: var(--fpb-brand);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .8px;
}
.fpb-hero h1 {
    margin: 15px 0 9px;
    font-size: 36px;
    line-height: 1.2;
    letter-spacing: .5px;
    color: var(--fpb-ink);
}
.fpb-sub { margin: 0; font-size: 15px; line-height: 2; color: var(--fpb-ink-2); }
.fpb-sub b { color: var(--fpb-brand); font-weight: 700; }
.fpb-pick {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 18px;
    padding: 13px 15px;
    border-radius: 14px;
    background: var(--fpb-card);
    border: 1px solid var(--fpb-line);
}
.fpb-pick label { font-size: 13px; font-weight: 700; color: var(--fpb-ink-2); }
.fpb-pick select {
    height: 36px;
    padding: 0 10px;
    border-radius: 9px;
    border: 1px solid var(--fpb-line);
    background: var(--fpb-card-2);
    color: var(--fpb-ink);
    font-family: inherit;
    font-size: 14px;
    outline: none;
}
.fpb-pick select:focus { border-color: var(--fpb-brand); }
.fpb-pick-tip { font-size: 12px; color: var(--fpb-ink-4); }

/* ---------- 仪表盘 ---------- */
.fpb-gauge {
    padding: 18px 20px 20px;
    border-radius: 22px;
    background:
        radial-gradient(320px 180px at 100% 0%, var(--fpb-amber-soft), transparent 66%),
        var(--fpb-card);
    border: 1px solid var(--fpb-line);
    box-shadow: var(--fpb-shadow);
}
.fpb-gauge-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    font-size: 13px;
    font-weight: 700;
    color: var(--fpb-ink-2);
    padding-bottom: 12px;
    border-bottom: 1px dashed var(--fpb-line);
}
.fpb-gauge-date { font-size: 11px; font-weight: 500; color: var(--fpb-ink-4); font-family: var(--fpb-mono); }
.fpb-main { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; padding: 16px 0 14px; }
.fpb-main-k { font-size: 15px; color: var(--fpb-ink-3); font-weight: 700; }
.fpb-main-k span { font-size: 12px; font-weight: 500; color: var(--fpb-ink-4); margin-left: 4px; }
.fpb-main-v { display: flex; align-items: baseline; gap: 5px; }
.fpb-main-v b {
    font-family: var(--fpb-mono);
    font-size: 44px;
    line-height: 1;
    color: var(--fpb-brand);
    font-variant-numeric: tabular-nums;
}
.fpb-main-v em { font-style: normal; font-size: 12.5px; color: var(--fpb-ink-4); }

/* 四油品柱状 */
.fpb-bars { display: grid; gap: 9px; }
.fpb-bar { display: grid; grid-template-columns: 62px minmax(0, 1fr) 66px; align-items: center; gap: 9px; }
.fpb-bar-k { font-size: 12px; color: var(--fpb-ink-3); }
.fpb-bar-track { height: 9px; border-radius: 999px; background: var(--fpb-card-2); overflow: hidden; }
.fpb-bar-fill { height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--fpb-brand), var(--fpb-brand-2)); }
.fpb-bar--amber .fpb-bar-fill { background: linear-gradient(90deg, #c9882a, var(--fpb-amber)); }
.fpb-bar--diesel .fpb-bar-fill { background: linear-gradient(90deg, #46535e, var(--fpb-diesel)); }
.fpb-bar-v {
    font-family: var(--fpb-mono);
    font-size: 13px;
    color: var(--fpb-ink);
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* 加满一箱 */
.fpb-tank { margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--fpb-line); }
.fpb-tank-head {
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: 13px;
    font-weight: 700;
    color: var(--fpb-ink-2);
    margin-bottom: 10px;
}
.fpb-tank-head label { margin-left: auto; font-size: 12px; font-weight: 500; color: var(--fpb-ink-4); }
.fpb-tank-head select {
    height: 28px;
    padding: 0 8px;
    border-radius: 8px;
    border: 1px solid var(--fpb-line);
    background: var(--fpb-card-2);
    color: var(--fpb-ink);
    font-family: inherit;
    font-size: 12px;
    outline: none;
}
.fpb-tank-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.fpb-tank-cell {
    padding: 10px 8px;
    border-radius: 11px;
    background: var(--fpb-card-2);
    border: 1px solid var(--fpb-line-2);
    text-align: center;
}
.fpb-tank-cell span { display: block; font-size: 11px; color: var(--fpb-ink-4); margin-bottom: 3px; }
.fpb-tank-cell b {
    font-family: var(--fpb-mono);
    font-size: 16px;
    color: var(--fpb-ink);
    font-variant-numeric: tabular-nums;
}
.fpb-note { margin: 10px 0 0; font-size: 11.5px; line-height: 1.75; color: var(--fpb-ink-4); }

/* ---------- 表格 ---------- */
.fpb-table-sec { margin-top: 22px; }
.fpb-panel {
    padding: 18px 20px 20px;
    border-radius: 20px;
    background: var(--fpb-card);
    border: 1px solid var(--fpb-line);
    box-shadow: var(--fpb-shadow);
}
.fpb-panel-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 7px; }
.fpb-panel-head h2 { margin: 0; font-size: 17px; color: var(--fpb-ink); }
.fpb-step {
    width: 24px;
    height: 24px;
    border-radius: 7px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--fpb-brand);
    color: #fff;
    font-size: 12.5px;
    font-weight: 800;
}
.fpb-tools { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }
.fpb-tools input,
.fpb-tools select {
    height: 34px;
    padding: 0 11px;
    border-radius: 9px;
    border: 1px solid var(--fpb-line);
    background: var(--fpb-card-2);
    color: var(--fpb-ink);
    font-family: inherit;
    font-size: 13px;
    outline: none;
}
.fpb-tools input { width: 170px; }
.fpb-tools input:focus, .fpb-tools select:focus { border-color: var(--fpb-brand); }
.fpb-tip { margin: 0 0 11px; font-size: 12.5px; color: var(--fpb-ink-3); }
.fpb-table-scroll { overflow-x: auto; }
.fpb-table { width: 100%; border-collapse: collapse; font-size: 13.2px; min-width: 620px; }
.fpb-table th,
.fpb-table td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--fpb-line-2); }
.fpb-table th { font-size: 11.5px; color: var(--fpb-ink-4); font-weight: 700; background: var(--fpb-card-2); }
.fpb-table tbody tr { cursor: pointer; transition: background .18s; }
.fpb-table tbody tr:hover { background: var(--fpb-brand-soft); }
.fpb-table tbody tr.is-on { background: var(--fpb-brand-soft); }
.fpb-table tbody tr.is-on td:first-child { color: var(--fpb-brand); font-weight: 800; }
.fpb-table td { font-family: var(--fpb-mono); color: var(--fpb-ink-2); font-variant-numeric: tabular-nums; }
.fpb-table td:first-child { font-family: inherit; }
.fpb-diff { color: var(--fpb-amber); }
.fpb-diff.is-zero { color: var(--fpb-ink-4); }

/* ---------- Toast ---------- */
.fpb-toast {
    position: fixed;
    left: 50%;
    bottom: 34px;
    transform: translate(-50%, 20px);
    z-index: 9999;
    padding: 10px 18px;
    border-radius: 10px;
    background: rgba(22, 33, 43, .94);
    color: #fff;
    font-size: 13.5px;
    opacity: 0;
    visibility: hidden;
    transition: opacity .25s, transform .25s, visibility .25s;
}
.fpb-toast.show { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

@media (max-width: 1080px) {
    .fpb-hero { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 680px) {
    .fpb-hero h1 { font-size: 28px; }
    .fpb-main-v b { font-size: 36px; }
    .fpb-tank-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .fpb-tools { margin-left: 0; width: 100%; }
    .fpb-tools input { flex: 1; width: auto; }
}