/* ============================================================
   #14 数字转英文 · 英式汇票信笺设计系统（nwd-）
   象牙信纸 + 深酒红 + 墨蓝 + 铜金；浅色为默认主题
   深色由 :root[data-theme="dark"] 整套覆盖，跟随导航 #themeToggle
   ============================================================ */
.nwd-page, .nwd-modal, .nwd-toast {
    --nwd-bg: #f8f3ea;
    --nwd-bg2: #efe6d7;
    --nwd-panel: #fffdf8;
    --nwd-panel2: #faf5ea;
    --nwd-ink: #33252a;
    --nwd-sub: #756466;
    --nwd-line: #e5d9c7;
    --nwd-line2: #cdb99e;
    --nwd-wine: #7b2338;
    --nwd-wine2: #5c1729;
    --nwd-navy: #274a72;
    --nwd-navy-soft: #e9eff7;
    --nwd-gold: #a9842f;
    --nwd-ok: #2c6856;
    --nwd-warn: #a4531e;
    --nwd-shadow: 0 14px 34px rgba(80, 45, 40, .13);
    --nwd-shadow-sm: 0 4px 13px rgba(80, 45, 40, .10);
    --nwd-r: 10px;
    --nwd-font: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
    --nwd-serif: Georgia, "Songti SC", "Times New Roman", serif;
    --nwd-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}
:root[data-theme="dark"] .nwd-page,
:root[data-theme="dark"] .nwd-modal,
:root[data-theme="dark"] .nwd-toast {
    --nwd-bg: #171217;
    --nwd-bg2: #211a1d;
    --nwd-panel: #211a1e;
    --nwd-panel2: #2a2126;
    --nwd-ink: #f7eae4;
    --nwd-sub: #c3a9ab;
    --nwd-line: #3d2f35;
    --nwd-line2: #5c444c;
    --nwd-wine: #f0a8bd;
    --nwd-wine2: #ffc6d5;
    --nwd-navy: #9fc3ff;
    --nwd-navy-soft: #1e2b3e;
    --nwd-gold: #e6c276;
    --nwd-ok: #7ad3b4;
    --nwd-warn: #ffb27a;
    --nwd-shadow: 0 14px 34px rgba(0, 0, 0, .38);
    --nwd-shadow-sm: 0 4px 13px rgba(0, 0, 0, .30);
}
.nwd-page { background: var(--nwd-bg); color: var(--nwd-ink); font-family: var(--nwd-font); font-size: 14px; line-height: 1.78; padding: 0 0 64px; min-height: 62vh; }
.nwd-wrap { max-width: 1180px; margin: 0 auto; padding: 18px 18px 0; }
.nwd-page .detail-breadcrumb { font-size: 12.5px; color: var(--nwd-sub); margin: 8px 0 18px; }
.nwd-page .detail-breadcrumb a { color: var(--nwd-sub); text-decoration: none; }
.nwd-page .detail-breadcrumb a:hover { color: var(--nwd-wine); }
.nwd-page .detail-breadcrumb .current { color: var(--nwd-wine); font-weight: 700; }
.nwd-page h1 { font-family: var(--nwd-serif); font-size: 39px; font-weight: 700; letter-spacing: .5px; line-height: 1.18; margin: 0 0 12px; }

/* ---------- 首屏 ---------- */
.nwd-hero { display: grid; grid-template-columns: 1.08fr .92fr; gap: 26px; align-items: stretch; margin-bottom: 22px; }
.nwd-kicker { display: inline-flex; align-items: center; gap: 9px; font-family: var(--nwd-serif); font-size: 11.5px; letter-spacing: 1.4px; color: var(--nwd-wine); font-weight: 700; margin-bottom: 13px; }
.nwd-rule { width: 28px; height: 2px; background: var(--nwd-wine); position: relative; }
.nwd-rule::after { content: ""; position: absolute; left: 10px; top: -2px; width: 6px; height: 6px; border-radius: 50%; background: var(--nwd-gold); }
.nwd-sub { font-size: 15px; line-height: 1.95; color: var(--nwd-sub); margin: 0 0 18px; max-width: 620px; }
.nwd-sub b { color: var(--nwd-ink); font-weight: 750; }
.nwd-facts { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.nwd-fact { background: var(--nwd-panel); border: 1px solid var(--nwd-line); border-left: 3px solid var(--nwd-wine); border-radius: 3px 8px 8px 3px; padding: 9px 15px; min-width: 118px; max-width: 210px; box-shadow: var(--nwd-shadow-sm); }
.nwd-fact b { display: block; font-family: var(--nwd-serif); font-size: 15px; line-height: 1.5; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nwd-fact span { font-size: 11px; color: var(--nwd-sub); }
.nwd-fact-hot { border-left-color: var(--nwd-gold); background: #fbf4e2; }
:root[data-theme="dark"] .nwd-fact-hot { background: #332a1a; }
.nwd-fact-hot b { color: var(--nwd-gold); }
.nwd-points { list-style: none; padding: 0; margin: 0; }
.nwd-points li { font-size: 12.5px; color: var(--nwd-sub); line-height: 2.05; }

.nwd-letter {
    position: relative; background: var(--nwd-panel); border: 1px solid var(--nwd-line2); border-radius: 3px;
    padding: 18px 20px 16px 28px; box-shadow: var(--nwd-shadow); min-width: 0;
    background-image: repeating-linear-gradient(0deg, transparent 0 31px, var(--nwd-line) 31px 32px);
}
.nwd-letter::before { content: ""; position: absolute; left: 15px; top: 0; bottom: 0; width: 2px; background: rgba(123, 35, 56, .35); }
.nwd-letter-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-family: var(--nwd-serif); font-size: 13px; font-weight: 700; color: var(--nwd-wine); margin-bottom: 8px; }
.nwd-letter-line { height: 1px; background: var(--nwd-wine); opacity: .4; margin-bottom: 12px; }
.nwd-letter > input[type=text] {
    width: 100%; box-sizing: border-box; border: 0; border-bottom: 2px solid var(--nwd-line2);
    background: transparent; color: var(--nwd-ink); padding: 8px 4px; font-family: var(--nwd-serif);
    font-size: 26px; letter-spacing: .5px;
}
.nwd-letter > input[type=text]:focus { outline: none; border-bottom-color: var(--nwd-wine); }
.nwd-quick { display: flex; gap: 6px; flex-wrap: wrap; margin: 12px 0 10px; }
.nwd-quick button { border: 1px solid var(--nwd-line2); background: var(--nwd-panel2); color: var(--nwd-sub); border-radius: 4px; padding: 3px 9px; font-size: 11px; cursor: pointer; font-family: var(--nwd-mono); }
.nwd-quick button:hover { border-color: var(--nwd-wine); color: var(--nwd-wine); }
.nwd-valid { font-size: 12px; line-height: 1.7; padding: 7px 10px; border-left: 3px solid var(--nwd-gold); background: rgba(169, 132, 47, .10); color: var(--nwd-gold); margin-bottom: 11px; min-height: 20px; }
.nwd-valid.is-ok { border-left-color: var(--nwd-ok); color: var(--nwd-ok); background: rgba(44, 104, 86, .09); }
.nwd-valid.is-bad { border-left-color: var(--nwd-wine); color: var(--nwd-wine); background: rgba(123, 35, 56, .09); }
.nwd-letter-note { font-size: 11px; line-height: 1.7; color: var(--nwd-sub); margin: 9px 0 0; }
.nwd-letter-stamp { position: absolute; right: 16px; bottom: 12px; font-family: var(--nwd-serif); font-size: 11px; letter-spacing: 2px; color: var(--nwd-wine); border: 2px solid var(--nwd-wine); border-radius: 50%; width: 52px; height: 52px; display: grid; place-items: center; transform: rotate(-16deg); opacity: .5; }

/* ---------- 通用件 ---------- */
.nwd-btn { border: 1px solid var(--nwd-line2); background: var(--nwd-panel); color: var(--nwd-ink); border-radius: 5px; padding: 8px 14px; font-size: 13px; font-weight: 700; cursor: pointer; font-family: inherit; transition: transform .12s, box-shadow .12s; }
.nwd-btn:hover { transform: translateY(-1px); box-shadow: var(--nwd-shadow-sm); }
.nwd-btn-main { background: var(--nwd-wine); border-color: var(--nwd-wine2); color: #fff; }
:root[data-theme="dark"] .nwd-btn-main { color: #2a1119; }
.nwd-btn-main:hover { background: var(--nwd-wine2); }
.nwd-mini { border: 1px solid var(--nwd-line2); background: var(--nwd-panel2); color: var(--nwd-sub); border-radius: 4px; padding: 4px 9px; font-size: 11px; font-weight: 650; cursor: pointer; font-family: inherit; }
.nwd-mini:hover { color: var(--nwd-wine); border-color: var(--nwd-wine); }
.nwd-card { background: var(--nwd-panel); border: 1px solid var(--nwd-line); border-radius: var(--nwd-r); padding: 16px; box-shadow: var(--nwd-shadow-sm); min-width: 0; }
.nwd-card-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 11px; }
.nwd-card-head h3 { font-size: 14.5px; font-weight: 800; margin: 0; }
.nwd-badge { font-size: 11px; color: var(--nwd-wine); border: 1px solid var(--nwd-line2); border-radius: 999px; padding: 2px 10px; font-weight: 700; }
.nwd-section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin: 0 0 11px; }
.nwd-section-head h2 { font-family: var(--nwd-serif); font-size: 19px; font-weight: 700; margin: 0; }
.nwd-section-head h2 span { font-size: 12.5px; font-weight: 500; color: var(--nwd-sub); font-family: var(--nwd-font); }
.nwd-empty { font-size: 12px; color: var(--nwd-sub); text-align: center; padding: 16px; }
.nwd-hint { font-size: 11.5px; color: var(--nwd-sub); margin: 0 0 8px; line-height: 1.7; }

/* ---------- 结果 ---------- */
.nwd-results { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .875fr) minmax(0, .875fr); gap: 12px; margin-bottom: 20px; }
.nwd-result { background: var(--nwd-panel); border: 1px solid var(--nwd-line); border-radius: var(--nwd-r); padding: 14px; box-shadow: var(--nwd-shadow-sm); min-width: 0; }
.nwd-result-main { border: 2px solid var(--nwd-wine); background: linear-gradient(160deg, var(--nwd-panel), var(--nwd-navy-soft)); }
.nwd-result-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 11.5px; font-weight: 750; color: var(--nwd-wine); margin-bottom: 10px; }
.nwd-check-line { font-family: var(--nwd-serif); font-size: 17px; font-weight: 700; line-height: 1.6; color: var(--nwd-navy); word-break: break-word; min-height: 34px; }
.nwd-words { font-family: var(--nwd-serif); font-size: 17px; line-height: 1.7; color: var(--nwd-ink); word-break: break-word; min-height: 30px; }
.nwd-result-note { font-size: 11px; line-height: 1.7; color: var(--nwd-sub); margin: 9px 0 0; }

/* ---------- 规则 / 批量 ---------- */
.nwd-grid { display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr); gap: 16px; align-items: start; margin-bottom: 20px; }
.nwd-options { display: flex; flex-direction: column; gap: 4px; margin-bottom: 12px; }
.nwd-options label { display: flex; align-items: center; gap: 7px; font-size: 12.5px; color: var(--nwd-ink); cursor: pointer; padding: 3px 0; }
.nwd-options b { color: var(--nwd-wine); }
.nwd-options input { accent-color: var(--nwd-wine); }
.nwd-field { display: flex; flex-direction: column; gap: 5px; font-size: 11.5px; color: var(--nwd-sub); font-weight: 650; margin-bottom: 12px; }
.nwd-field select { border: 1px solid var(--nwd-line2); border-radius: 5px; padding: 7px 9px; background: var(--nwd-panel2); color: var(--nwd-ink); font-size: 12.5px; font-family: inherit; }
.nwd-actions { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 12px; }
.nwd-ai-row { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; padding-top: 12px; border-top: 1px dashed var(--nwd-line2); }
.nwd-btn-ai { border-color: var(--nwd-gold); color: var(--nwd-gold); background: rgba(169, 132, 47, .10); }
.nwd-ai-status { font-size: 11px; color: var(--nwd-sub); line-height: 1.6; }
.nwd-ai-box { margin-top: 10px; padding: 11px 12px; border: 1px solid var(--nwd-line2); border-radius: 6px; background: var(--nwd-panel2); font-size: 12.5px; line-height: 1.85; white-space: pre-wrap; color: var(--nwd-ink); max-height: 260px; overflow: auto; }
.nwd-ai-box[hidden] { display: none !important; }
.nwd-card textarea { width: 100%; box-sizing: border-box; min-height: 108px; resize: vertical; border: 1px solid var(--nwd-line2); border-radius: 5px; background: var(--nwd-panel2); color: var(--nwd-ink); padding: 10px 12px; font-family: var(--nwd-mono); font-size: 12.5px; line-height: 1.8; }
.nwd-batch-actions { display: flex; gap: 6px; margin: 8px 0 10px; }
.nwd-table-scroll { overflow-x: auto; }
.nwd-table { width: 100%; min-width: 460px; border-collapse: collapse; font-size: 12px; }
.nwd-table th, .nwd-table td { padding: 8px 9px; border-bottom: 1px solid var(--nwd-line); text-align: left; vertical-align: top; }
.nwd-table th { font-size: 11.5px; color: var(--nwd-sub); background: var(--nwd-panel2); }
.nwd-table td { word-break: break-word; }
.nwd-table .nwd-ok { color: var(--nwd-ok); font-weight: 700; }
.nwd-table .nwd-bad { color: var(--nwd-wine); font-weight: 700; }
.nwd-rule-table td:nth-child(2), .nwd-rule-table td:nth-child(3) { font-family: var(--nwd-serif); color: var(--nwd-navy); }

/* ---------- 下方 ---------- */
.nwd-lower { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr); gap: 16px; align-items: start; }
.nwd-check-list { list-style: none; padding: 0; margin: 0; }
.nwd-check-list li { position: relative; font-size: 12px; line-height: 1.8; padding: 6px 0 6px 21px; border-bottom: 1px dashed var(--nwd-line); color: var(--nwd-sub); }
.nwd-check-list li::before { content: "✓"; position: absolute; left: 3px; color: var(--nwd-ok); font-weight: 800; }
.nwd-check-list li.is-bad::before { content: "!"; color: var(--nwd-wine); }
.nwd-check-list li b { color: var(--nwd-ink); }
.nwd-check-note { font-size: 11.5px; line-height: 1.75; color: var(--nwd-sub); margin: 11px 0 0; }

/* ---------- 支票弹窗 ---------- */
.nwd-modal[hidden] { display: none !important; }
.nwd-modal { position: fixed; inset: 0; z-index: 900; display: flex; align-items: center; justify-content: center; background: rgba(40, 20, 26, .64); padding: 18px; font-family: var(--nwd-font); color: var(--nwd-ink); }
.nwd-modal-card { background: var(--nwd-panel); border: 1px solid var(--nwd-line2); border-radius: 8px; padding: 22px; width: min(540px, 100%); box-shadow: var(--nwd-shadow); position: relative; }
.nwd-modal-x { position: absolute; right: 10px; top: 7px; border: 0; background: transparent; color: var(--nwd-sub); font-size: 24px; cursor: pointer; line-height: 1; z-index: 2; }
.nwd-cheque { position: relative; border: 2px solid var(--nwd-navy); border-radius: 4px; padding: 16px; margin-bottom: 16px; background: repeating-linear-gradient(0deg, var(--nwd-panel2) 0 23px, var(--nwd-line) 23px 24px); overflow: hidden; }
.nwd-cheque::after { content: ""; position: absolute; inset: 6px; border: 1px solid var(--nwd-line2); pointer-events: none; }
.nwd-cheque-top { display: flex; justify-content: space-between; align-items: baseline; font-family: var(--nwd-serif); font-size: 15px; font-weight: 700; letter-spacing: 2px; color: var(--nwd-navy); border-bottom: 1px solid var(--nwd-navy); padding-bottom: 7px; margin-bottom: 10px; }
.nwd-cheque-no { font-family: var(--nwd-mono); font-size: 11px; letter-spacing: 0; color: var(--nwd-sub); }
.nwd-cheque-row { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; font-family: var(--nwd-serif); font-size: 10px; letter-spacing: 1px; color: var(--nwd-sub); padding: 7px 0; border-bottom: 1px solid var(--nwd-line2); }
.nwd-cheque-row > span:first-child { min-width: 128px; }
.nwd-cheque-row b { flex: 1; font-size: 13px; letter-spacing: 0; color: var(--nwd-ink); font-weight: 600; min-width: 120px; }
.nwd-cheque-amt { font-family: var(--nwd-mono); font-size: 15px !important; color: var(--nwd-wine) !important; border: 1px solid var(--nwd-line2); padding: 2px 8px; }
.nwd-cheque-say b { font-size: 12px; color: var(--nwd-wine); word-break: break-word; }
.nwd-cheque-sign { display: flex; justify-content: flex-end; gap: 10px; align-items: flex-end; margin-top: 16px; font-size: 9px; letter-spacing: 1px; color: var(--nwd-sub); flex-wrap: wrap; }
.nwd-cheque-sign span:first-child { font-size: 14px; color: var(--nwd-ink); }
.nwd-cheque-watermark { position: absolute; left: 50%; top: 48%; transform: translate(-50%, -50%) rotate(-18deg); font-family: var(--nwd-serif); font-size: 44px; letter-spacing: 8px; color: var(--nwd-wine); opacity: .10; pointer-events: none; }
.nwd-toast { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(12px); background: var(--nwd-wine); color: #fff; padding: 10px 20px; border-radius: 999px; font-size: 13px; font-weight: 700; box-shadow: var(--nwd-shadow); z-index: 950; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; font-family: var(--nwd-font); }
:root[data-theme="dark"] .nwd-toast { color: #2a1119; }
.nwd-toast.is-on { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 980px) {
    .nwd-hero, .nwd-grid, .nwd-lower { grid-template-columns: minmax(0, 1fr); }
    .nwd-results { grid-template-columns: minmax(0, 1fr); }
    .nwd-page h1 { font-size: 32px; }
}
@media (max-width: 560px) {
    .nwd-wrap { padding: 12px 12px 0; }
    .nwd-page h1 { font-size: 27px; }
    .nwd-sub { font-size: 14px; line-height: 1.85; }
    .nwd-fact { min-width: 100px; max-width: 145px; }
    .nwd-letter-stamp { display: none; }
    .nwd-cheque-row > span:first-child { min-width: 100px; }
}