/* roman-numerals 罗马数字转换工具页样式(rn- 前缀)
   布局与 widget 参数对齐 zhconvert/datecalc 正式工具页: 1200px / minmax(0,1fr)+300px@996 / 面包屑 / 小 H1
   色彩走 --ifm-* 主题变量兜底, 无 Tailwind。 */
.rn-page { min-height: 100vh; background: #f6f7f9; }
.rn-layout {
    max-width: 1200px; margin: 0 auto; padding: 16px 20px 56px;
    display: grid; grid-template-columns: 1fr; gap: 22px;
}
.rn-col-main { min-width: 0; display: flex; flex-direction: column; gap: 18px; }
.rn-col-side { display: flex; flex-direction: column; gap: 16px; }
@media (min-width: 996px) {
    .rn-layout { grid-template-columns: minmax(0, 1fr) 300px; }
}

.rn-crumb { font-size: .8rem; color: var(--ifm-color-content-secondary, #525860); }
.rn-crumb a { color: var(--ifm-color-content-secondary, #525860); text-decoration: none; }
.rn-crumb a:hover { color: var(--ifm-color-primary, #3578e5); }
.rn-crumb-sep { margin: 0 7px; color: var(--ifm-color-emphasis-300, #d1d5db); }
.rn-titlebox h1 { font-size: 1.2rem; line-height: 1.25; color: var(--ifm-color-content, #1c1e21); margin: 0 0 6px; font-weight: 700; }
.rn-titlebox p { font-size: 1rem; color: var(--ifm-color-content-secondary, #525860); line-height: 1.65; margin: 0; max-width: 720px; }
.rn-titlebox p b { color: var(--ifm-color-content, #1c1e21); }

/* 正文文档区 + FAQ(对齐 zhconvert/datecalc 正式工具页) */
.rn-doc, .rn-faqbox { background: #fff; border: 1px solid #ebedf0; border-radius: 12px; padding: 20px 22px; }
.rn-doc h3 { font-size: 1rem; font-weight: 700; color: var(--ifm-color-content, #1c1e21); margin: 0 0 12px; }
.rn-doc .doc-content { font-size: .95rem; color: var(--ifm-color-content, #1c1e21); line-height: 1.8; }
.rn-doc .doc-content h2 { font-size: 1.02rem; font-weight: 700; margin: 26px 0 10px; padding-top: 18px; border-top: 1px solid var(--ifm-color-emphasis-200, #ebedf0); }
.rn-doc .doc-content h2:first-child { margin-top: 14px; padding-top: 0; border-top: 0; }
.rn-doc .doc-content p { margin: 0 0 12px; }
.rn-doc .doc-content ul, .rn-doc .doc-content ol { margin: 0 0 12px; padding-left: 22px; }
.rn-doc .doc-content li { margin: 5px 0; }
.rn-doc .doc-content table { width: 100%; border-collapse: collapse; margin: 14px 0 16px; font-size: .88rem; }
.rn-doc .doc-content th { background: #f3f4f6; text-align: left; font-weight: 600; }
.rn-doc .doc-content th, .rn-doc .doc-content td { border: 1px solid var(--ifm-color-emphasis-200, #ebedf0); padding: 7px 12px; }
.rn-doc .doc-content blockquote { margin: 14px 0; padding: 10px 14px; border-left: 3px solid #6d28d9; background: #f5f3ff; border-radius: 0 8px 8px 0; color: #4c1d95; font-size: .88rem; }
.rn-faqbox h3 { font-size: 1.5rem; font-weight: 700; color: var(--ifm-color-content, #1c1e21); margin: 0 0 12px; }

.rn-faq { border: 1px solid #ebedf0; border-radius: 10px; background: #f8fafc; padding: 0 16px; margin-bottom: 10px; }
.rn-faq:last-child { margin-bottom: 0; }
.rn-faq summary { cursor: pointer; font-weight: 500; font-size: 1rem; color: var(--ifm-color-content, #1c1e21); padding: 13px 8px 13px 24px; list-style: none; position: relative; }
.rn-faq summary::marker, .rn-faq summary::-webkit-details-marker { content: none; display: none; }
.rn-faq summary::before {
    content: ""; position: absolute; left: 5px; top: 50%;
    width: 7px; height: 7px; margin-top: -4.5px;
    border-right: 2px solid var(--ifm-color-content-secondary, #525860);
    border-bottom: 2px solid var(--ifm-color-content-secondary, #525860);
    transform: rotate(-45deg); transition: transform .15s;
}
.rn-faq[open] summary::before { transform: rotate(45deg); }
.rn-faq p { font-size: .9rem; color: var(--ifm-color-content-secondary, #525860); line-height: 1.65; margin: 0; padding: 0 8px 13px 24px; }

/* 右栏 widget(对齐 zhconvert jf-widget) */
.rn-widget { background: #fff; border: 1px solid #ebedf0; border-radius: 12px; padding: 16px 18px; }
.rn-widget-title { font-size: 1rem; font-weight: 700; color: var(--ifm-color-content, #1c1e21); margin: 0 0 12px; }

.rn-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.rn-table th { text-align: left; color: var(--ifm-color-content-secondary, #525860); font-weight: 500; font-size: .8rem; padding: 5px 4px; border-bottom: 1px solid #ebedf0; }
.rn-table td { padding: 6px 4px; border-bottom: 1px solid #f3f4f6; color: var(--ifm-color-content, #1c1e21); }
.rn-table tr:last-child td { border-bottom: 0; }
.rn-table td:first-child { color: var(--ifm-color-content, #1c1e21); font-weight: 500; }
.rn-side-note { font-size: .78rem; color: #9ca3af; }

.rn-tool-link {
    display: flex; align-items: center; gap: 10px; padding: 8px 6px; margin: 0 -6px;
    border-radius: 9px; text-decoration: none; transition: background .15s;
}
.rn-tool-link:hover { background: rgba(0,0,0,.05); }
.rn-tool-link b { display: block; font-size: .9rem; color: var(--ifm-color-content, #1c1e21); font-weight: 500; }
.rn-tool-link div > span { display: block; font-size: .8rem; color: var(--ifm-color-content-secondary, #525860); margin-top: 1px; }
.rn-tool-ico {
    flex: none; width: 32px; height: 32px; border-radius: 8px;
    background: rgba(109,40,217,.1); color: #6d28d9; font-weight: 700; font-size: .9rem;
    display: flex; align-items: center; justify-content: center;
}
.rn-tool-ico-all { font-size: .72rem; }

.rn-widget-priv { background: #ecfdf5; border-color: #a7f3d0; }
.rn-widget-priv b { font-size: .9rem; color: #065f46; }
.rn-widget-priv p { font-size: .8rem; color: #047857; line-height: 1.65; margin: 6px 0 0; }

/* ===== 工具件沙盒 ===== */
.rn-card { background: #fff; border: 1px solid #e5e7eb; border-radius: 14px; padding: 18px; box-shadow: 0 1px 2px rgba(15,23,42,.04); }
.rn-grid2 { display: grid; grid-template-columns: 1fr; gap: 16px; }
.rn-block-head { margin-bottom: 14px; }
.rn-block-head h2 { font-size: 1.02rem; font-weight: 700; color: var(--ifm-color-content, #111827); margin: 0 0 3px; }
.rn-block-head p { font-size: .78rem; color: #9ca3af; margin: 0; }
.rn-copy { border: 1px solid #ddd6fe; background: #f5f3ff; color: #6d28d9; font-size: 13px; font-weight: 600; border-radius: 8px; padding: 8px 18px; cursor: pointer; }
.rn-copy:hover { background: #ede9fe; }

/* 智能双向转换 */
.rn-smart-head { display: flex; gap: 10px; align-items: center; }
#rnIn { flex: 1; min-width: 0; padding: 12px 15px; border: 1.5px solid #d1d5db; border-radius: 11px; font-size: 19px; font-weight: 600; color: #1f2937; outline: none; font-family: inherit; letter-spacing: 1px; }
#rnIn:focus { border-color: #6d28d9; box-shadow: 0 0 0 3px rgba(109,40,217,.12); }
.rn-smart-tag { flex: none; font-size: 11.5px; font-weight: 700; color: #6d28d9; background: #f5f3ff; border: 1px solid #ddd6fe; border-radius: 999px; padding: 3px 10px; }
.rn-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 14px; }
.rn-duo-cell { border-radius: 12px; padding: 15px; display: flex; flex-direction: column; align-items: center; gap: 5px; }
.rn-duo-r { background: #0f172a; }
.rn-duo-r .rn-duo-cap { color: #94a3b8; }
.rn-duo-r .rn-duo-val { color: #fff; }
.rn-duo-n { background: #f5f3ff; border: 1px solid #ddd6fe; }
.rn-duo-n .rn-duo-cap { color: #6d28d9; }
.rn-duo-n .rn-duo-val { color: #6d28d9; }
.rn-duo-cap { font-size: 12px; font-weight: 600; }
.rn-duo-val { font-size: 28px; font-weight: 800; line-height: 1.15; letter-spacing: 1px; word-break: break-all; text-align: center; min-height: 34px; }
.rn-copy-ghost { background: transparent; color: #cbd5e1; border-color: rgba(255,255,255,.35); }
.rn-copy-ghost:hover { background: rgba(255,255,255,.08); }
.rn-note { font-size: 13px; color: #b45309; margin: 12px 2px 0; min-height: 18px; }

/* 钟表盘面 */
.rn-clock-wrap { display: flex; justify-content: center; padding: 6px 0 2px; }
.rn-clock { position: relative; width: 260px; height: 260px; border-radius: 50%; border: 4px solid #1f2937; background: radial-gradient(circle at 30% 25%, #fff, #f1f5f9); box-shadow: 0 6px 18px rgba(15,23,42,.12), inset 0 0 0 8px #fff; }
.rn-num { position: absolute; left: 50%; top: 50%; transform: rotate(var(--a)) translateY(-103px) rotate(calc(-1 * var(--a))); font-size: 19px; font-weight: 700; color: #1f2937; width: 40px; height: 40px; margin: -20px 0 0 -20px; display: flex; align-items: center; justify-content: center; cursor: pointer; border-radius: 8px; transition: all .12s; user-select: none; }
.rn-num:hover { color: #b45309; background: #fef3c7; }
.rn-hand { position: absolute; left: 50%; bottom: 50%; transform-origin: 50% 100%; border-radius: 4px; background: #1f2937; }
.rn-hand-h { width: 5px; height: 66px; margin-left: -2.5px; transform: rotate(305deg); }
.rn-hand-m { width: 3.5px; height: 96px; margin-left: -1.75px; transform: rotate(42deg); }
.rn-clock-center { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 92px; height: 92px; border-radius: 50%; background: #0f172a; color: #e2e8f0; display: flex; flex-direction: column; align-items: center; justify-content: center; font-size: 12px; gap: 1px; z-index: 2; }
.rn-clock-center b { font-size: 17px; color: #fbbf24; line-height: 1.1; }
.rn-clock-note { font-size: .82rem; color: var(--ifm-color-content-secondary, #6b7280); line-height: 1.75; margin: 12px 2px 0; }

/* 卷章生成 */
.rn-bk-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 12px; }
.rn-seg { display: inline-flex; background: #f3f4f6; border-radius: 9px; padding: 3px; }
.rn-seg-btn { border: 0; background: transparent; color: #4b5563; font-size: 13px; font-weight: 600; padding: 7px 14px; border-radius: 7px; cursor: pointer; }
.rn-seg-btn.rn-on { background: #6d28d9; color: #fff; }
.rn-bk-n { font-size: 13px; color: var(--ifm-color-content-secondary, #6b7280); font-weight: 600; display: flex; align-items: center; gap: 8px; }
.rn-bk-n input { width: 64px; padding: 8px 10px; border: 1.5px solid #d1d5db; border-radius: 8px; font-size: 14px; color: #1f2937; outline: none; font-family: inherit; }
.rn-bk-out { background: #f8fafc; border: 1px solid #e5e7eb; border-radius: 10px; padding: 14px 16px; font-size: 14px; line-height: 2; color: #1f2937; margin: 0 0 12px; font-family: inherit; white-space: pre; max-height: 220px; overflow: auto; }

/* 年份称号 */
.rn-yr-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 12px; }
.rn-yr-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.rn-chip { padding: 7px 15px; border-radius: 999px; border: 1px solid #d1d5db; background: #fff; color: #374151; font-size: 13px; font-weight: 600; cursor: pointer; }
.rn-chip-on, .rn-chip:hover { border-color: #6d28d9; color: #6d28d9; background: #f5f3ff; }
#rnYear { padding: 9px 13px; border: 1.5px solid #d1d5db; border-radius: 9px; font-size: 15px; width: 110px; color: #1f2937; outline: none; font-family: inherit; }
#rnYear:focus { border-color: #6d28d9; }
.rn-yr-out { background: linear-gradient(135deg, #4c1d95, #6d28d9); border-radius: 12px; padding: 16px 18px; display: flex; flex-wrap: wrap; align-items: center; gap: 14px; color: #fff; margin-bottom: 14px; }
.rn-yr-cap { font-size: 12.5px; color: #ddd6fe; font-weight: 600; }
.rn-yr-out b { font-size: 30px; font-weight: 800; letter-spacing: 1.5px; }
.rn-yr-cr { font-size: 14px; color: #fde68a; font-weight: 600; margin-left: auto; }
.rn-copy-dark { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.rn-copy-dark:hover { background: rgba(255,255,255,.1); }
.rn-title-list { display: flex; flex-wrap: wrap; gap: 8px; }
.rn-ti { background: #fff; border: 1px solid #e5e7eb; border-radius: 999px; padding: 6px 14px; font-size: 13px; color: #374151; cursor: pointer; }
.rn-ti b { color: #6d28d9; }
.rn-ti:hover { border-color: #6d28d9; background: #f5f3ff; }
.rn-title-note { font-size: .8rem; color: #9ca3af; margin: 12px 2px 0; line-height: 1.7; }

/* Unicode 复制排: 半宽卡内 6 列 */
.rn-uni-row { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; }
.rn-uni-ch { background: #fff; border: 1px solid #e5e7eb; border-radius: 10px; padding: 10px 4px 8px; text-align: center; cursor: pointer; transition: all .12s; user-select: none; }
.rn-uni-ch:hover { border-color: #6d28d9; background: #f5f3ff; }
.rn-uni-g { display: block; font-size: 22px; font-weight: 700; color: #1f2937; line-height: 1.2; }
.rn-uni-n { display: block; font-size: 11px; color: #9ca3af; margin-top: 2px; }
.rn-uni-tip { font-size: .78rem; color: #9ca3af; margin: 12px 2px 0; line-height: 1.7; }

/* 对照表: 轨道自适应列宽——88=LXXXVIII 类长格 ~91px, 固定列数会被 min-width:auto 撑爆出界(uidemo v5 实证) */
.rn-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(92px, 1fr)); gap: 6px; }
.rn-cell { min-width: 0; display: flex; justify-content: space-between; align-items: baseline; gap: 4px; background: #f8fafc; border: 1px solid #e5e7eb; border-radius: 7px; padding: 5px 9px; cursor: pointer; }
.rn-cell:hover { border-color: #6d28d9; background: #f5f3ff; }
.rn-cell-n { font-size: 10.5px; color: #9ca3af; }
.rn-cell-r { font-size: 12.5px; font-weight: 700; color: #1f2937; }
.rn-rulebar { margin-top: 14px; font-size: .82rem; color: #4c1d95; background: #f5f3ff; border-left: 3px solid #6d28d9; border-radius: 0 8px 8px 0; padding: 10px 14px; line-height: 1.8; }

/* 右栏速查表: 行可点复制 */
.rn-pick tbody tr { cursor: pointer; }
.rn-pick tbody tr:hover td { background: #f5f3ff; }
.rn-pick td:nth-child(2) { font-weight: 700; color: #6d28d9; letter-spacing: .5px; }
.rn-pick td:nth-child(3) { font-size: .78rem; color: #9ca3af; }

@media (min-width: 820px) {
    .rn-grid2 { grid-template-columns: 1fr 1fr; }
}