/* =====================================================================
 * 05 租车验车交接单 · CAR RING CHECK
 * 独立设计：海盐蓝 + 荧光黄标记；首屏右半是一张可点选的九区车身俯视图，
 * 左半是双状态切换与速录；记录表为可编辑行，差异用「新增」黄标。
 * ===================================================================== */
.rch {
    --ag-bg: #eff5fa;
    --ag-bg2: #e1edf6;
    --ag-surface: #ffffff;
    --ag-surface2: #f4f9fd;
    --ag-ink: #142e45;
    --ag-ink2: #46617a;
    --ag-muted: #8298ab;
    --ag-line: #d6e4ef;
    --ag-line2: #b9d1e4;
    --ag-accent: #1668ad;
    --ag-accent2: #e5a90c;
    --ag-on: #f2f9ff;
    --ag-ok: #147a59;
    --ag-okbg: #dff3e9;
    --ag-warn: #96631c;
    --ag-warnbg: #fdf0d4;
    --ag-bad: #b4433e;
    --ag-badbg: #fbe8e6;
    --ag-info: #206b93;
    --ag-infobg: #e2f1fa;
    --ag-r: 18px;
    --ag-shadow: 0 12px 34px rgba(20, 62, 100, .09);
    --ag-h: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
    --ag-b: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
    --ag-m: "JetBrains Mono", Consolas, monospace;
}
:root[data-theme="dark"] .rch {
    --ag-bg: #0b1620;
    --ag-bg2: #122430;
    --ag-surface: #14242f;
    --ag-surface2: #1a2f3c;
    --ag-ink: #e8f2fa;
    --ag-ink2: #adc6d8;
    --ag-muted: #829daf;
    --ag-line: #294556;
    --ag-line2: #376077;
    --ag-accent: #6cb6f2;
    --ag-accent2: #f0c659;
    --ag-on: #0b1a24;
    --ag-ok: #7bd2a8;
    --ag-okbg: #16362b;
    --ag-warn: #e5bb6f;
    --ag-warnbg: #382c17;
    --ag-bad: #f09a90;
    --ag-badbg: #3a221f;
    --ag-info: #8dc6e2;
    --ag-infobg: #1b3444;
    --ag-shadow: 0 12px 34px rgba(0, 0, 0, .42);
}
.rch { background: var(--ag-bg) radial-gradient(760px 340px at 88% 0%, rgba(22, 104, 173, .10), transparent 70%) no-repeat; }
.rch h1, .rch h2, .rch h3 { letter-spacing: -.02em; }
.rch input, .rch select, .rch textarea {
    width: 100%; background: var(--ag-surface2); color: var(--ag-ink);
    border: 1px solid var(--ag-line2); border-radius: 9px; padding: 7px 10px;
    font-size: 13px; line-height: 1.6; outline: none;
}
.rch input:focus, .rch select:focus, .rch textarea:focus { border-color: var(--ag-accent); box-shadow: 0 0 0 3px rgba(22, 104, 173, .12); }
.rch textarea { resize: vertical; font-family: var(--ag-m); font-size: 12.5px; }
.rch label { display: block; font-size: 11.5px; font-weight: 650; color: var(--ag-ink2); margin-bottom: 5px; }
.rch code { background: var(--ag-bg2); color: var(--ag-accent); }

/* ---------- 首屏 ---------- */
.rch-hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 0; border-radius: var(--ag-r); overflow: hidden; background: var(--ag-surface); border: 1px solid var(--ag-line); box-shadow: var(--ag-shadow); }
.rch-hero-copy { padding: 32px 32px 28px; }
.rch-kicker { display: inline-block; font-family: var(--ag-m); font-size: 10px; letter-spacing: .18em; color: var(--ag-accent); background: var(--ag-infobg); border-radius: 999px; padding: 5px 13px; margin-bottom: 16px; }
.rch-hero h1 { font-size: clamp(28px, 3.4vw, 42px); font-weight: 850; margin-bottom: 12px; }
.rch-lede { font-size: 14px; line-height: 2; color: var(--ag-ink2); max-width: 40em; }
.rch-lede b { color: var(--ag-accent); font-weight: 750; }
.rch-switch { display: inline-flex; gap: 4px; padding: 4px; margin-top: 20px; background: var(--ag-bg2); border-radius: 999px; }
.rch-sw { border: 0; background: transparent; color: var(--ag-ink2); padding: 8px 20px; border-radius: 999px; font-size: 13px; font-weight: 750; }
.rch-sw.is-on { background: var(--ag-accent); color: #fff; box-shadow: 0 4px 12px rgba(22, 104, 173, .25); }
.rch-quick-fields { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 10px; margin-top: 18px; }
.rch-quick-btns { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.rch-quick-note { font-size: 11.5px; line-height: 1.8; color: var(--ag-muted); margin: 14px 0 0; padding-top: 11px; border-top: 1px dashed var(--ag-line2); }

.rch-car-panel { padding: 26px 26px 20px; background: var(--ag-surface2); border-left: 1px solid var(--ag-line); }
.rch-car-hd { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.rch-car-hd b { font-size: 16px; }
.rch-car-hd span { font-family: var(--ag-m); font-size: 11.5px; font-weight: 700; color: var(--ag-accent); }
.rch-car { display: grid; grid-template-columns: 1fr 1.25fr 1fr; grid-template-rows: repeat(5, 44px); gap: 5px; padding: 12px; background: var(--ag-surface); border: 1px dashed var(--ag-line2); border-radius: 14px; }
.rch-zone { position: relative; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; gap: 2px; border: 1.5px solid var(--ag-line2); border-radius: 8px; background: var(--ag-surface2); color: var(--ag-ink2); cursor: pointer; transition: transform .12s, border-color .15s, background .15s; user-select: none; }
.rch-zone:hover { border-color: var(--ag-accent); transform: scale(1.02); }
.rch-zone b { font-size: 11.5px; line-height: 1.3; }
.rch-zone small { font-size: 10px; color: var(--ag-muted); }
.rch-zone.has-mark { border-color: var(--ag-accent2); background: #fff8e2; }
:root[data-theme="dark"] .rch-zone.has-mark { background: #332a13; }
.rch-zone .cnt { position: absolute; right: 5px; top: 4px; min-width: 17px; height: 17px; padding: 0 4px; border-radius: 999px; background: var(--ag-accent2); color: #3a2a00; font-family: var(--ag-m); font-size: 10px; font-weight: 800; display: grid; place-items: center; }
.rch-zone[data-z="front"] { grid-area: 1 / 1 / 2 / 4; }
.rch-zone[data-z="lf"] { grid-area: 2 / 1 / 3 / 2; }
.rch-zone[data-z="rf"] { grid-area: 2 / 3 / 3 / 4; }
.rch-zone[data-z="ld"] { grid-area: 3 / 1 / 4 / 2; }
.rch-zone[data-z="rd"] { grid-area: 3 / 3 / 4 / 4; }
.rch-zone[data-z="lr"] { grid-area: 4 / 1 / 5 / 2; }
.rch-zone[data-z="rr"] { grid-area: 4 / 3 / 5 / 4; }
.rch-zone[data-z="roof"] { grid-area: 2 / 2 / 5 / 3; background: var(--ag-bg2); border-style: dashed; }
.rch-zone[data-z="rear"] { grid-area: 5 / 1 / 6 / 4; }
.rch-car-legend { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 12px; font-size: 11.5px; color: var(--ag-muted); }
.rch-car-legend span { display: inline-flex; align-items: center; gap: 5px; }
.rch-car-legend i { width: 9px; height: 9px; border-radius: 2px; display: inline-block; }
.rch-car-legend .g1 { background: #b9d7c0; }
.rch-car-legend .g2 { background: var(--ag-accent2); }
.rch-car-legend .g3 { background: var(--ag-bad); }
.rch-tip { margin-left: auto; color: var(--ag-accent); font-weight: 650; }
.rch-art { display: block; width: 100%; max-width: 250px; height: auto; margin: 12px auto 0; opacity: .78; }

/* ---------- 按钮 ---------- */
.rch-btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 17px; border-radius: 999px; font-size: 13px; font-weight: 750; border: 1px solid transparent; transition: transform .13s, box-shadow .13s, background .13s; }
.rch-btn:hover { transform: translateY(-1px); }
.rch-btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.rch-btn-main { background: var(--ag-accent); color: #fff; box-shadow: 0 6px 16px rgba(22, 104, 173, .22); }
.rch-btn-soft { background: var(--ag-infobg); color: var(--ag-accent); border-color: var(--ag-line2); }
.rch-btn-line { background: transparent; color: var(--ag-ink2); border-color: var(--ag-line2); }
.rch-btn-line:hover { border-color: var(--ag-accent); color: var(--ag-accent); }
.rch-btn-mini { padding: 5px 12px; font-size: 11.5px; }

/* ---------- 区块 ---------- */
.rch-sec-hd { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin: 42px 0 16px; }
.rch-sec-hd h2 { font-size: 21px; display: flex; align-items: center; gap: 11px; }
.rch-sec-hd h2 i { font-family: var(--ag-m); font-style: normal; font-size: 10.5px; letter-spacing: .08em; color: #fff; background: var(--ag-accent); border-radius: 7px; padding: 3px 8px; }
.rch-sec-hd span { font-size: 12px; color: var(--ag-muted); }
.rch-panel { background: var(--ag-surface); border: 1px solid var(--ag-line); border-radius: var(--ag-r); padding: 18px 20px; box-shadow: var(--ag-shadow); min-width: 0; }
.rch-panel-hd { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; border-bottom: 1px solid var(--ag-line); padding-bottom: 10px; margin-bottom: 12px; }
.rch-panel-hd h3 { font-size: 16px; }
.rch-panel-hd span { font-size: 11.5px; color: var(--ag-muted); }
.rch-scroll { overflow-x: auto; }
.rch-table { width: 100%; min-width: 720px; font-size: 12.5px; }
.rch-table th { text-align: left; background: var(--ag-bg2); color: var(--ag-ink2); font-size: 11px; padding: 8px 8px; border-bottom: 1px solid var(--ag-line2); white-space: nowrap; }
.rch-table td { padding: 6px 6px; border-bottom: 1px dotted var(--ag-line); }
.rch-table input, .rch-table select { padding: 5px 7px; font-size: 12px; border-radius: 6px; }
.rch-del { border: 0; background: transparent; color: var(--ag-bad); font-size: 17px; line-height: 1; }
.rch-empty { padding: 18px 0 4px; font-size: 12.5px; color: var(--ag-muted); text-align: center; }
.rch-err { margin-top: 12px; padding: 10px 13px; border-radius: 9px; background: var(--ag-badbg); color: var(--ag-bad); font-size: 12.5px; }
.rch-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 18px; }
.rch-two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.rch-photos { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
.rch-photo { display: flex; align-items: center; gap: 9px; padding: 8px 10px; border: 1px solid var(--ag-line); border-radius: 9px; background: var(--ag-surface2); font-size: 12px; cursor: pointer; }
.rch-photo input { width: 15px; height: 15px; flex: none; accent-color: var(--ag-accent); }
.rch-photo.is-on { border-color: var(--ag-ok); background: var(--ag-okbg); }
.rch-diff { display: grid; gap: 8px; }
.rch-diff-row { display: flex; align-items: flex-start; gap: 10px; padding: 9px 11px; border-radius: 9px; background: var(--ag-surface2); border-left: 3px solid var(--ag-line2); font-size: 12.5px; line-height: 1.8; }
.rch-diff-row.new { border-left-color: var(--ag-accent2); background: #fff8e2; }
:root[data-theme="dark"] .rch-diff-row.new { background: #332a13; }
.rch-diff-row.same { border-left-color: var(--ag-ok); background: var(--ag-okbg); }
.rch-diff-row b { color: var(--ag-accent); }
.rch-muted { color: var(--ag-muted); font-size: 12.5px; }
.rch-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 14px; }
.rch-stat { background: var(--ag-surface); border: 1px solid var(--ag-line); border-radius: 12px; padding: 12px 15px; }
.rch-stat small { display: block; font-size: 11px; color: var(--ag-muted); }
.rch-stat b { display: block; font-family: var(--ag-m); font-size: 21px; line-height: 1.5; }
.rch-sign { display: flex; flex-wrap: wrap; gap: 20px; padding: 14px 0 2px; font-size: 12.5px; color: var(--ag-ink2); }
.rch-clean { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; margin-top: 12px; font-size: 11.5px; }
.rch-clean > b { color: var(--ag-ink2); }
.rch-clean #rchPreview { flex: 1 1 100%; font-family: var(--ag-m); font-size: 11px; color: var(--ag-muted); background: var(--ag-surface2); border-left: 2px solid var(--ag-accent2); border-radius: 5px; padding: 6px 9px; overflow-wrap: anywhere; white-space: normal; }
.rch-panel > label { font-size: 12px; margin-bottom: 8px; line-height: 1.8; }
.rch-read { margin-top: 46px; padding: 26px 28px; border-radius: var(--ag-r); background: var(--ag-surface); border: 1px solid var(--ag-line); }
.rch-read h2 { font-size: 21px; margin-bottom: 16px; }
.rch-read p { font-size: 14px; line-height: 2.05; color: var(--ag-ink2); margin-bottom: 14px; }
.rch-read p:last-child { margin-bottom: 0; }
.rch-read b { color: var(--ag-accent); }

@media (max-width: 1080px) {
    .rch-hero { grid-template-columns: 1fr; }
    .rch-car-panel { border-left: 0; border-top: 1px solid var(--ag-line); }
    .rch-art { display: none; }
    .rch-quick-fields { grid-template-columns: repeat(2, 1fr); }
    .rch-two { grid-template-columns: 1fr; }
    .rch-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
    .rch-hero-copy, .rch-car-panel { padding: 22px 16px; }
    .rch-quick-fields { grid-template-columns: 1fr 1fr; }
    .rch-car { grid-template-rows: repeat(5, 40px); padding: 8px; }
    .rch-zone b { font-size: 10px; }
    .rch-zone small { display: none; }
    .rch-photos { grid-template-columns: 1fr; }
    .rch-read { padding: 20px 18px; }
}