.date-tools{--cd-accent:#f3a01c;--cd-accent-text:#111827;--cd-blue:#3b82f6;--cd-green:#16a34a;--cd-purple:#7c3aed;--cd-card-shadow:0 1px 2px rgba(17,24,39,.04),0 8px 20px rgba(17,24,39,.05);display:flex;flex-direction:column;gap:16px}.date-tools .cd-sub{margin:0;color:var(--tools-muted);font-size:14px;line-height:1.55}.date-tools .cd-tabs{display:flex;gap:4px;margin:8px 0 4px;border-bottom:1px solid var(--tools-border)}.date-tools .cd-tab{position:relative;border:0;background:transparent;color:var(--tools-muted);padding:10px 14px 12px;font-size:14px;font-weight:600;cursor:pointer}.date-tools .cd-tab.is-active{color:var(--cd-blue)}.date-tools .cd-tab.is-active:after{content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;border-radius:2px;background:var(--cd-blue)}.date-tools .cd-card{background:var(--tools-surface);border:1px solid var(--tools-border);border-radius:12px;box-shadow:var(--cd-card-shadow)}.date-tools .cd-card-pad{padding:18px 16px 16px}.date-tools .cd-card-title{margin:0 0 14px;font-size:15px;font-weight:700}.date-tools .cd-field-row{display:grid;grid-template-columns:1fr;gap:14px}.date-tools .cd-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:10px}.date-tools .cd-btn{min-width:88px;height:40px;padding:0 22px;border:0;border-radius:10px;font-size:14px;font-weight:650;cursor:pointer}.date-tools .cd-btn:disabled{opacity:.4;cursor:not-allowed}.date-tools .cd-btn-primary{background:var(--cd-accent);color:var(--cd-accent-text)}.date-tools .cd-btn-ghost{background:var(--tools-surface);color:var(--tools-muted);border:1px solid var(--tools-border)}.date-tools .cd-error{margin:0;color:#b91c1c;font-size:13px;text-align:center}.date-tools .cd-stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.date-tools .cd-stat{padding:16px 14px;text-align:center}.date-tools .cd-stat-label{margin:0;color:var(--tools-muted);font-size:12px}.date-tools .cd-stat-value{margin:8px 0 0;font-size:22px;font-weight:750;font-variant-numeric:tabular-nums;line-height:1.2}.date-tools .cd-stat-unit{margin-left:4px;color:var(--tools-muted);font-size:13px;font-weight:500}@media (min-width:640px){.date-tools .cd-field-row.is-2,.date-tools .cd-field-row.is-4,.date-tools .cd-field-row.is-5{grid-template-columns:repeat(2,minmax(0,1fr))}.date-tools .cd-field-row.is-compact{max-width:520px}.date-tools .cd-stat-grid.is-4{grid-template-columns:repeat(4,minmax(0,1fr))}.date-tools .cd-stat-grid.is-3{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (min-width:960px){.date-tools .cd-field-row.is-4{grid-template-columns:repeat(4,minmax(0,1fr))}.date-tools .cd-field-row.is-5{grid-template-columns:repeat(5,minmax(0,1fr))}}@media (min-width:768px){.date-tools .cd-card-pad{padding:22px 20px 18px}}.mode-tabs[data-v-7d89a5bb]{display:grid;grid-template-columns:1fr 1fr;gap:8px}.mode-tab[data-v-7d89a5bb]{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:42px;border:0;border-radius:10px;background:var(--tools-surface);color:var(--tools-muted);padding:8px 10px;font-size:13px;font-weight:650;cursor:pointer}.mode-tab.is-active[data-v-7d89a5bb]{background:#fff4e5;color:#ea8c1a}.mode-icon[data-v-7d89a5bb]{width:16px;height:16px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.input-card[data-v-7d89a5bb]{padding-top:14px}.card-head[data-v-7d89a5bb]{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}.head-title[data-v-7d89a5bb]{margin:0}.text-btn[data-v-7d89a5bb]{border:0;background:transparent;padding:4px 2px;color:var(--tools-muted);font-size:13px;font-weight:650;cursor:pointer}.batch-area[data-v-7d89a5bb],.input-area[data-v-7d89a5bb]{width:100%;box-sizing:border-box;min-height:108px;resize:vertical;border:0;border-radius:10px;background:var(--tools-bg);padding:12px;font-size:16px;line-height:1.6}.batch-area[data-v-7d89a5bb]:focus,.input-area[data-v-7d89a5bb]:focus{outline:2px solid color-mix(in srgb,var(--cd-accent) 45%,transparent)}.input-hint[data-v-7d89a5bb],.opt-note[data-v-7d89a5bb]{margin:10px 0 0;color:var(--tools-muted);font-size:12px;line-height:1.55}.opt-row[data-v-7d89a5bb]{display:flex;flex-wrap:wrap;gap:8px 18px}.opt-check[data-v-7d89a5bb]{display:inline-flex;align-items:center;gap:8px;font-size:14px;cursor:pointer}.opt-check input[data-v-7d89a5bb]{width:16px;height:16px;accent-color:var(--cd-accent)}.opt-note[data-v-7d89a5bb]{margin-top:-6px}.result-card[data-v-7d89a5bb]{min-height:176px;padding:22px 16px 20px;display:flex;flex-direction:column;justify-content:center}.result-head[data-v-7d89a5bb]{display:flex;align-items:center;justify-content:space-between;gap:8px}.result-kicker[data-v-7d89a5bb]{color:var(--tools-muted);font-size:12px;font-weight:650}.result-actions[data-v-7d89a5bb]{display:flex;align-items:center;gap:8px}.copy-msg[data-v-7d89a5bb]{color:var(--cd-green);font-size:12px}.copy-btn[data-v-7d89a5bb]{border:0;border-radius:8px;background:var(--cd-accent);color:var(--cd-accent-text);padding:5px 10px;font-size:13px;font-weight:650;cursor:pointer}.result-main[data-v-7d89a5bb]{margin:8px 0 0;font-size:32px;font-weight:750;letter-spacing:.04em;line-height:1.25;word-break:break-all}.result-eq[data-v-7d89a5bb]{margin:8px 0 0;color:var(--tools-muted);font-size:13px}.break-list[data-v-7d89a5bb]{display:grid;gap:8px;margin:14px 0 0;padding:0;list-style:none}.break-item[data-v-7d89a5bb]{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:10px;align-items:center;padding:8px 10px;border-radius:8px;background:var(--tools-bg);font-size:13px}.break-label[data-v-7d89a5bb]{color:var(--tools-muted)}.break-roman[data-v-7d89a5bb]{font-weight:750;letter-spacing:.04em}.break-value[data-v-7d89a5bb]{color:var(--tools-muted);font-variant-numeric:tabular-nums}.empty-icon[data-v-7d89a5bb]{display:block;width:56px;height:56px;margin:8px auto 0;fill:none;stroke:#d1d5db;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.empty-text[data-v-7d89a5bb]{margin:12px 0 0;color:var(--tools-muted);font-size:13px;text-align:center}.batch-card[data-v-7d89a5bb]{overflow:hidden}.batch-toggle[data-v-7d89a5bb]{display:flex;align-items:center;justify-content:space-between;width:100%;padding:14px 16px;border:0;background:transparent;color:var(--tools-text);font-size:14px;font-weight:700;cursor:pointer}.chevron[data-v-7d89a5bb]{display:inline-block;color:var(--tools-muted);transition:transform .16s ease}.chevron.is-open[data-v-7d89a5bb]{transform:rotate(180deg)}.batch-body[data-v-7d89a5bb]{padding:0 16px 16px}.batch-table-wrap[data-v-7d89a5bb]{margin-top:12px;overflow:auto;border:1px solid var(--tools-border);border-radius:8px}.batch-table[data-v-7d89a5bb]{width:100%;border-collapse:collapse;font-size:13px}.batch-table td[data-v-7d89a5bb],.batch-table th[data-v-7d89a5bb]{padding:8px 10px;text-align:left;border-bottom:1px solid var(--tools-border);word-break:break-all}.batch-table th[data-v-7d89a5bb]{background:var(--tools-bg);color:var(--tools-muted);font-weight:650}.batch-table tr:last-child td[data-v-7d89a5bb]{border-bottom:0}.batch-table td.is-error[data-v-7d89a5bb]{color:#b91c1c}.ref-grid[data-v-7d89a5bb]{display:grid;gap:18px;grid-template-columns:1fr}.ref-label[data-v-7d89a5bb]{margin:0 0 8px;color:var(--tools-muted);font-size:12px;font-weight:650}.sym-list[data-v-7d89a5bb]{display:grid;gap:4px}.sym-row[data-v-7d89a5bb]{display:flex;align-items:center;justify-content:space-between;width:100%;border:0;border-radius:8px;background:var(--tools-bg);padding:8px 10px;color:inherit;font-size:14px;cursor:pointer}.sym-row strong[data-v-7d89a5bb]{font-size:15px;letter-spacing:.04em}.rule-list[data-v-7d89a5bb]{margin:0;padding-left:18px;color:var(--tools-text);font-size:13px;line-height:1.75}.rule-list li+li[data-v-7d89a5bb]{margin-top:8px}@media (min-width:640px){.ref-grid[data-v-7d89a5bb]{grid-template-columns:1fr 1fr;gap:24px}.result-main[data-v-7d89a5bb]{font-size:40px}.input-area[data-v-7d89a5bb]{min-height:120px}}