.app-shell[data-v-3c3198ae]{min-height:100vh;padding-left:216px}.sidebar[data-v-3c3198ae]{position:fixed;z-index:20;inset:0 auto 0 0;width:216px;display:flex;flex-direction:column;padding:24px 16px 18px;border-right:1px solid rgba(255,255,255,.08);background:var(--navy);color:#dce8f0}.brand[data-v-3c3198ae]{display:flex;align-items:center;gap:11px;padding:0 10px 25px;color:#fff;font-size:1.28rem;font-weight:780;letter-spacing:.06em}.brand-icon[data-v-3c3198ae]{width:36px;height:36px;border-radius:9px;box-shadow:0 7px 18px #04172533}.side-nav[data-v-3c3198ae]{display:grid;gap:5px}.admin-nav[data-v-3c3198ae]{margin-top:18px;padding-top:15px;border-top:1px solid rgba(255,255,255,.1)}.nav-section-label[data-v-3c3198ae]{padding:0 13px 5px;color:#819dab;font-size:.68rem;font-weight:650;letter-spacing:.06em}.nav-link[data-v-3c3198ae]{position:relative;min-height:48px;display:flex;align-items:center;gap:12px;padding:10px 13px;border-radius:var(--radius-control);color:#c5d4dd;font-weight:600;transition:background-color .12s ease,color .12s ease,transform .12s ease}.nav-link[data-v-3c3198ae]:hover{background:#ffffff12;color:#fff}.nav-link[data-v-3c3198ae]:active{transform:translateY(1px)}.nav-link.router-link-exact-active[data-v-3c3198ae]{background:#ffffff21;color:#fff}.nav-link.router-link-exact-active[data-v-3c3198ae]:before{position:absolute;inset:13px auto 13px 0;width:3px;border-radius:2px;background:#7bc0df;content:""}.nav-glyph[data-v-3c3198ae]{width:24px;text-align:center;font-size:1.18rem;font-weight:800}.account[data-v-3c3198ae]{margin-top:auto;display:grid;grid-template-columns:40px 1fr 32px;align-items:center;gap:10px;padding:15px 9px 0;border-top:1px solid rgba(255,255,255,.12)}.avatar[data-v-3c3198ae]{width:40px;height:40px;display:grid;place-items:center;border-radius:var(--radius-control);background:#e4edf3;color:var(--navy);font-weight:800}.account-copy[data-v-3c3198ae]{min-width:0;display:grid}.account-copy strong[data-v-3c3198ae]{overflow:hidden;color:#fff;text-overflow:ellipsis;white-space:nowrap;font-size:.92rem}.account-copy small[data-v-3c3198ae]{margin-top:2px;color:#a9bfcd}.logout[data-v-3c3198ae]{width:32px;height:32px;border:0;border-radius:var(--radius-small);background:transparent;color:#c4d4de;cursor:pointer;font-size:1.25rem}.logout[data-v-3c3198ae]:hover{background:#ffffff14;color:#fff}.main-content[data-v-3c3198ae]{min-height:100vh}.bottom-nav[data-v-3c3198ae]{display:none}@media(max-width:760px){.app-shell[data-v-3c3198ae]{padding-left:0}.sidebar[data-v-3c3198ae]{display:none}.bottom-nav[data-v-3c3198ae]{position:fixed;z-index:30;inset:auto 0 0;display:flex;justify-content:space-around;min-height:calc(68px + env(safe-area-inset-bottom));padding:7px 6px env(safe-area-inset-bottom);border-top:1px solid var(--line);background:#fffffff5;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.bottom-link[data-v-3c3198ae]{flex:1;min-width:0;display:grid;justify-items:center;align-content:center;gap:2px;color:#71808d;font-size:.72rem}.bottom-glyph[data-v-3c3198ae]{font-size:1.2rem;line-height:1.2;font-weight:800}.bottom-link.router-link-exact-active[data-v-3c3198ae]{color:var(--blue)}}.admin-section-nav[data-v-1aff5033]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-bottom:22px;padding:7px;border:1px solid var(--line);border-radius:var(--radius);background:#e9eef1}.admin-section-link[data-v-1aff5033]{min-width:0;display:grid;gap:2px;padding:12px 14px;border:1px solid transparent;border-radius:var(--radius-control);color:var(--muted);transition:border-color .12s ease,background-color .12s ease,color .12s ease,transform .12s ease}.admin-section-link[data-v-1aff5033]:hover{background:#ffffff9e;color:var(--navy)}.admin-section-link[data-v-1aff5033]:active{transform:translateY(1px)}.admin-section-link strong[data-v-1aff5033]{font-size:.91rem}.admin-section-link span[data-v-1aff5033]{overflow:hidden;font-size:.72rem;text-overflow:ellipsis;white-space:nowrap}.admin-section-link.router-link-exact-active[data-v-1aff5033]{border-color:#c9dce6;background:#fff;color:var(--navy);box-shadow:0 5px 14px #1a394e12}.admin-section-link.router-link-exact-active strong[data-v-1aff5033]{color:var(--blue)}@media(max-width:560px){.admin-section-link[data-v-1aff5033]{padding-inline:10px}.admin-section-link span[data-v-1aff5033]{display:none}}.admin-page[data-v-61d5347f]{display:grid;gap:16px}.admin-section[data-v-61d5347f]{padding:24px 25px}.admin-heading[data-v-61d5347f]{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:20px;padding-left:12px;border-left:3px solid var(--blue)}.admin-heading h2[data-v-61d5347f]{margin-bottom:4px;color:var(--navy);font-size:1.15rem}.admin-heading p[data-v-61d5347f]{margin-bottom:0;color:var(--muted);font-size:.84rem}.user-form[data-v-61d5347f]{display:grid;grid-template-columns:1fr 1fr 1fr auto;align-items:end;gap:11px;padding-bottom:22px;border-bottom:1px solid var(--line)}.user-list[data-v-61d5347f]{display:grid}.user-row[data-v-61d5347f]{display:grid;grid-template-columns:40px 1fr auto auto;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid #edf1f3}.user-row[data-v-61d5347f]:last-child{border-bottom:0}.user-avatar[data-v-61d5347f]{width:40px;height:40px;display:grid;place-items:center;border-radius:var(--radius-control);background:var(--blue-soft);color:var(--blue);font-weight:750}.user-copy[data-v-61d5347f]{display:grid;gap:3px}.user-copy strong[data-v-61d5347f]{color:#344a5a}.user-copy span[data-v-61d5347f]{color:var(--muted);font-size:.78rem}.status[data-v-61d5347f]{padding:4px 8px;border-radius:var(--radius-small);background:var(--green-soft);color:var(--green);font-size:.76rem;font-weight:650}.status.off[data-v-61d5347f]{background:#edf1f3;color:var(--muted)}.secure-note[data-v-61d5347f]{padding:6px 9px;border-radius:var(--radius-small);background:var(--green-soft);color:var(--green);font-size:.78rem;font-weight:650}.ai-form[data-v-61d5347f]{display:grid;grid-template-columns:1fr 1fr;gap:14px}.wide[data-v-61d5347f]{grid-column:1 / -1}.ai-save[data-v-61d5347f]{grid-column:2;justify-self:end}.notice-message[data-v-61d5347f]{margin:0;padding:11px 14px;border:1px solid #b9dccc;border-radius:var(--radius-control);background:var(--green-soft);color:#286d5b}.admin-section>.error-message[data-v-61d5347f]{margin-top:14px}@media(max-width:940px){.user-form[data-v-61d5347f]{grid-template-columns:1fr 1fr}}@media(max-width:620px){.admin-section[data-v-61d5347f]{padding:18px}.user-form[data-v-61d5347f],.ai-form[data-v-61d5347f]{grid-template-columns:1fr}.wide[data-v-61d5347f],.ai-save[data-v-61d5347f]{grid-column:1}.ai-save[data-v-61d5347f]{width:100%}.user-row[data-v-61d5347f]{grid-template-columns:40px 1fr auto}.user-row>.button[data-v-61d5347f]{grid-column:2 / -1}.status[data-v-61d5347f]{grid-column:3;grid-row:1}}.filter-bar[data-v-7033cdec]{padding:14px;box-shadow:0 8px 24px #1a394e0b}.search-field[data-v-7033cdec]{min-height:48px;display:grid;grid-template-columns:28px minmax(0,1fr) auto;align-items:center;gap:7px;padding:0 12px;border:1px solid var(--line-strong);border-radius:var(--radius-control);background:#fff}.search-field[data-v-7033cdec]:focus-within{border-color:var(--blue);box-shadow:0 0 0 3px #2c6f9f1a}.search-icon[data-v-7033cdec]{color:var(--blue);font-size:1.3rem;font-weight:800}.search-input[data-v-7033cdec]{min-width:0;height:44px;border:0;outline:0;background:transparent;color:var(--ink)}.result-count[data-v-7033cdec]{padding-left:10px;border-left:1px solid var(--line);color:var(--muted);font-size:.78rem;white-space:nowrap}.filter-controls[data-v-7033cdec]{display:grid;grid-template-columns:1.1fr 1.3fr repeat(3,minmax(120px,.8fr));gap:9px;margin-top:10px}.filter-controls label[data-v-7033cdec]{min-width:0;display:grid;gap:5px}.filter-controls label>span[data-v-7033cdec]{color:var(--muted);font-size:.72rem;font-weight:650}.compact-select[data-v-7033cdec]{min-height:40px;padding:7px 9px;font-size:.84rem}@media(max-width:1040px){.filter-controls[data-v-7033cdec]{grid-template-columns:repeat(3,1fr)}}@media(max-width:680px){.filter-controls[data-v-7033cdec]{grid-template-columns:1fr 1fr}.filter-controls label[data-v-7033cdec]:last-child{grid-column:1 / -1}.result-count[data-v-7033cdec]{display:none}}.question-list[data-v-37d4e201]{height:clamp(420px,calc(100vh - 28px),760px);min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr) auto;overflow:hidden}.list-heading[data-v-37d4e201]{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 15px;border-bottom:1px solid var(--line)}.list-heading div[data-v-37d4e201]{display:grid;gap:2px}.list-heading strong[data-v-37d4e201]{color:var(--navy);font-size:.94rem}.list-heading span[data-v-37d4e201]{color:var(--muted);font-size:.73rem}.range[data-v-37d4e201]{white-space:nowrap}.rows[data-v-37d4e201]{min-height:0;align-content:start;display:grid;overflow-y:auto;overscroll-behavior:contain;scrollbar-gutter:stable;transition:opacity .12s ease;-webkit-overflow-scrolling:touch}.rows.refreshing[data-v-37d4e201]{opacity:.58;pointer-events:none}.question-row[data-v-37d4e201]{min-width:0;display:grid;gap:8px;padding:14px 15px 15px;border:0;border-bottom:1px solid #e8eef1;background:#fff;color:inherit;text-align:left;cursor:pointer;transition:background-color .12s ease,box-shadow .12s ease}.question-row[data-v-37d4e201]:hover{background:#f8fbfc}.question-row.selected[data-v-37d4e201]{background:var(--blue-soft);box-shadow:inset 3px 0 0 var(--blue)}.question-row.reported[data-v-37d4e201]:not(.selected){box-shadow:inset 3px 0 #dfb356}.row-topline[data-v-37d4e201],.row-meta[data-v-37d4e201]{display:flex;align-items:center;flex-wrap:wrap;gap:7px}.question-location[data-v-37d4e201]{color:var(--blue);font-size:.74rem;font-weight:700}.report-badge[data-v-37d4e201]{margin-left:auto;padding:3px 7px;border-radius:99px;background:var(--gold-soft);color:#8a5a0b;font-size:.7rem;font-weight:700}.question-stem[data-v-37d4e201]{display:-webkit-box;overflow:hidden;color:#2d4556;font-size:.87rem;font-weight:620;line-height:1.55;-webkit-box-orient:vertical;-webkit-line-clamp:2}.row-meta[data-v-37d4e201]{color:var(--muted);font-size:.7rem}.row-meta>span+span[data-v-37d4e201]:before{margin-right:7px;color:#bdc9d0;content:"·"}.row-meta .defective[data-v-37d4e201]{color:#9a650c}.list-loading[data-v-37d4e201],.list-empty[data-v-37d4e201]{min-height:360px;display:grid;place-content:center;justify-items:center;gap:8px;color:var(--muted);text-align:center}.list-empty strong[data-v-37d4e201]{color:var(--navy)}.list-empty span[data-v-37d4e201]{font-size:.8rem}.mini-spinner[data-v-37d4e201]{width:28px;height:28px;border:3px solid var(--line);border-top-color:var(--blue);border-radius:50%;animation:spin-37d4e201 .7s linear infinite}@keyframes spin-37d4e201{to{transform:rotate(360deg)}}.pagination[data-v-37d4e201]{min-height:54px;display:flex;align-items:center;justify-content:center;gap:12px;padding:8px 12px;border-top:1px solid var(--line);color:var(--muted);font-size:.76rem}.page-button[data-v-37d4e201]{width:36px;height:36px;border:1px solid var(--line);border-radius:var(--radius-small);background:#fff;color:var(--navy);cursor:pointer;font-size:1.2rem}.page-button[data-v-37d4e201]:disabled{cursor:not-allowed;opacity:.4}@media(max-width:900px){.question-list[data-v-37d4e201]{height:clamp(320px,58vh,620px)}}.editor[data-v-488fca1d]{min-width:0;min-height:620px;overflow:hidden}.editor-form[data-v-488fca1d]{min-height:100%}.editor-heading[data-v-488fca1d]{position:sticky;z-index:4;top:0;min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:13px 18px;border-bottom:1px solid var(--line);background:#fffffff5;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.heading-copy[data-v-488fca1d]{min-width:0;display:grid;gap:2px}.heading-copy>span[data-v-488fca1d]{color:var(--blue);font-size:.73rem;font-weight:700}.heading-copy h2[data-v-488fca1d]{margin:0;color:var(--navy);font-size:1.1rem}.heading-copy small[data-v-488fca1d]{overflow:hidden;color:var(--muted);text-overflow:ellipsis;white-space:nowrap}.save-area[data-v-488fca1d]{display:flex;align-items:center;gap:10px}.unsaved[data-v-488fca1d]{color:#99630c;font-size:.72rem;white-space:nowrap}.report-section[data-v-488fca1d]{margin:16px 18px 0;overflow:hidden;border:1px solid #e7c982;border-radius:var(--radius-control);background:#fffbef}.report-section.resolved[data-v-488fca1d]{border-color:var(--line);background:var(--panel-subtle)}.report-section>header[data-v-488fca1d]{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 13px;border-bottom:1px solid rgba(220,188,112,.45)}.report-section header div[data-v-488fca1d]{display:grid;gap:2px}.report-section header strong[data-v-488fca1d]{color:#765019;font-size:.86rem}.report-section header span[data-v-488fca1d]{color:#8a7350;font-size:.72rem}.resolve-button[data-v-488fca1d]{min-height:34px;padding:6px 10px;border:1px solid #d7b768;border-radius:var(--radius-small);background:#fff;color:#7d5512;cursor:pointer;font-size:.75rem;font-weight:650;white-space:nowrap}.report-list[data-v-488fca1d]{max-height:230px;overflow:auto}.report-item[data-v-488fca1d]{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 12px;padding:11px 13px;border-bottom:1px solid rgba(220,188,112,.32)}.report-item[data-v-488fca1d]:last-child{border-bottom:0}.report-item.resolved[data-v-488fca1d]{opacity:.58}.report-item>div[data-v-488fca1d]{display:flex;align-items:center;flex-wrap:wrap;gap:7px}.report-item strong[data-v-488fca1d]{color:#4e4539;font-size:.78rem}.report-item small[data-v-488fca1d]{color:var(--muted)}.report-category[data-v-488fca1d]{padding:2px 6px;border-radius:5px;background:#f4dfac;color:#79510e;font-size:.68rem;font-weight:700}.report-item p[data-v-488fca1d]{grid-column:1 / -1;margin:0;color:#5f564a;font-size:.8rem;line-height:1.55;white-space:pre-wrap}.report-status[data-v-488fca1d]{color:#8a5a0b;font-size:.7rem;font-weight:700}.editor-fields[data-v-488fca1d]{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:20px 18px 25px}.span-full[data-v-488fca1d]{grid-column:1 / -1}.stem-input[data-v-488fca1d]{min-height:112px}.explanation-input[data-v-488fca1d]{min-height:180px}.option-fieldset[data-v-488fca1d],.knowledge-fieldset[data-v-488fca1d]{min-width:0;margin:0;padding:14px;border:1px solid var(--line);border-radius:var(--radius-control)}.option-fieldset legend[data-v-488fca1d],.knowledge-fieldset legend[data-v-488fca1d]{padding:0 6px;color:#364b5d;font-size:.92rem;font-weight:650}.option-fieldset>p[data-v-488fca1d]{margin:-2px 0 12px;color:var(--muted);font-size:.73rem}.option-editor-list[data-v-488fca1d]{display:grid;gap:8px}.option-editor[data-v-488fca1d]{display:grid;grid-template-columns:32px 42px minmax(0,1fr) 32px;align-items:start;gap:7px}.answer-toggle[data-v-488fca1d],.remove-option[data-v-488fca1d]{width:32px;height:32px;margin-top:5px;border:1px solid var(--line-strong);border-radius:50%;background:#fff;color:#fff;cursor:pointer;font-weight:800}.answer-toggle.multiple[data-v-488fca1d]{border-radius:7px}.answer-toggle.correct[data-v-488fca1d]{border-color:var(--green);background:var(--green)}.option-label[data-v-488fca1d]{width:42px;min-height:42px;margin-top:0;border:1px solid var(--line-strong);border-radius:9px;color:var(--navy);text-align:center;text-transform:uppercase;font-weight:750}.option-content[data-v-488fca1d]{width:100%;min-height:62px;padding:9px 10px;border:1px solid var(--line-strong);border-radius:9px;resize:vertical;color:var(--ink);line-height:1.45}.remove-option[data-v-488fca1d]{border-radius:8px;color:var(--muted);font-size:1.1rem}.remove-option[data-v-488fca1d]:disabled{opacity:.35;cursor:not-allowed}.add-option[data-v-488fca1d]{min-height:38px;margin-top:9px;padding:7px 11px;border:1px dashed var(--line-strong);border-radius:8px;background:var(--panel-subtle);color:var(--blue);cursor:pointer;font-size:.8rem;font-weight:650}.knowledge-options[data-v-488fca1d]{display:flex;flex-wrap:wrap;gap:7px}.knowledge-chip[data-v-488fca1d]{min-height:36px;padding:6px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--muted);cursor:pointer;font-size:.77rem}.knowledge-chip.selected[data-v-488fca1d]{border-color:var(--blue);background:var(--blue-soft);color:#215c83;font-weight:650}.defective-toggle[data-v-488fca1d]{display:flex;align-items:flex-start;gap:10px;padding:13px;border:1px solid #e4cf9e;border-radius:var(--radius-control);background:#fffaf0;cursor:pointer}.defective-toggle input[data-v-488fca1d]{width:18px;height:18px;margin-top:2px;accent-color:var(--gold)}.defective-toggle span[data-v-488fca1d]{display:grid;gap:3px}.defective-toggle strong[data-v-488fca1d]{color:#70501d;font-size:.86rem}.defective-toggle small[data-v-488fca1d]{color:#8b7655;line-height:1.45}.validation-message[data-v-488fca1d]{margin:0;padding:10px 12px;border-radius:8px;background:var(--red-soft);color:#8c3333;font-size:.8rem}.editor-loading[data-v-488fca1d],.editor-empty[data-v-488fca1d]{min-height:620px;display:grid;place-content:center;justify-items:center;gap:8px;color:var(--muted);text-align:center}.editor-empty strong[data-v-488fca1d]{color:var(--navy)}.editor-empty span[data-v-488fca1d]{font-size:.8rem}.editor-skeleton[data-v-488fca1d]{width:min(520px,70%);height:310px;border-radius:var(--radius);background:#e8eef1;animation:pulse-488fca1d 1.2s ease-in-out infinite alternate}@keyframes pulse-488fca1d{to{opacity:.45}}@media(max-width:680px){.editor-heading[data-v-488fca1d]{align-items:flex-start}.save-area[data-v-488fca1d]{align-items:flex-end;flex-direction:column-reverse}.editor-fields[data-v-488fca1d]{grid-template-columns:1fr;padding-inline:14px}.span-full[data-v-488fca1d]{grid-column:1}.report-section[data-v-488fca1d]{margin-inline:14px}.report-section>header[data-v-488fca1d]{align-items:stretch;flex-direction:column}.option-editor[data-v-488fca1d]{grid-template-columns:32px 38px minmax(0,1fr)}.remove-option[data-v-488fca1d]{grid-column:3;justify-self:end;margin-top:-2px}}.question-admin-page[data-v-5f93d82b]{width:min(1480px,100%)}.admin-page-header[data-v-5f93d82b]{align-items:flex-end}.header-note[data-v-5f93d82b]{min-width:112px;display:grid;justify-items:end;padding:10px 0}.header-note strong[data-v-5f93d82b]{color:var(--navy);font-size:1.4rem}.header-note span[data-v-5f93d82b]{color:var(--muted);font-size:.76rem}.management-workspace[data-v-5f93d82b]{display:grid;grid-template-columns:minmax(310px,.76fr) minmax(0,1.55fr);align-items:start;gap:14px;margin-top:14px}.notice-message[data-v-5f93d82b]{margin:12px 0 0;padding:10px 13px;border:1px solid #b9dccc;border-radius:var(--radius-control);background:var(--green-soft);color:#286d5b}.page-message[data-v-5f93d82b]{margin:12px 0 0}@media(min-width:901px){.management-workspace[data-v-5f93d82b]>:first-child{position:sticky;top:14px;max-height:calc(100vh - 28px)}}@media(max-width:900px){.management-workspace[data-v-5f93d82b]{grid-template-columns:1fr}}@media(max-width:760px){.admin-page-header[data-v-5f93d82b]{align-items:stretch}.header-note[data-v-5f93d82b]{display:none}}.metric-strip[data-v-6bf73461]{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));overflow:hidden}.metric-item[data-v-6bf73461]{position:relative;min-width:0;display:grid;align-content:center;gap:5px;min-height:124px;padding:20px 22px}.metric-item+.metric-item[data-v-6bf73461]:before{position:absolute;inset:20px auto 20px 0;width:1px;background:var(--line);content:""}.metric-label[data-v-6bf73461]{color:var(--muted);font-size:.82rem;font-weight:650}.metric-value[data-v-6bf73461]{color:var(--navy);font-size:clamp(1.65rem,2.4vw,2rem);font-weight:780;letter-spacing:-.035em;line-height:1.1}.metric-value small[data-v-6bf73461]{margin-left:3px;color:var(--muted);font-size:.78rem;font-weight:600;letter-spacing:0}.metric-detail[data-v-6bf73461]{overflow:hidden;color:var(--muted);font-size:.76rem;line-height:1.4;text-overflow:ellipsis;white-space:nowrap}.metric-item.primary[data-v-6bf73461]{background:var(--blue-soft)}.metric-item.primary .metric-label[data-v-6bf73461],.metric-item.primary .metric-value[data-v-6bf73461]{color:var(--blue-strong)}.metric-item.warning .metric-value[data-v-6bf73461]{color:#9b6312}.metric-link[data-v-6bf73461]{transition:background-color .12s ease}.metric-link[data-v-6bf73461]:hover{background:var(--panel-subtle)}.metric-link.primary[data-v-6bf73461]:hover{background:#dfedf3}@media(max-width:940px){.metric-strip[data-v-6bf73461]{grid-template-columns:repeat(2,minmax(0,1fr))}.metric-item[data-v-6bf73461]:nth-child(3):before{display:none}.metric-item[data-v-6bf73461]:nth-child(n+3){border-top:1px solid var(--line)}}@media(max-width:460px){.metric-item[data-v-6bf73461]{min-height:106px;padding:16px}.metric-detail[data-v-6bf73461]{white-space:normal}}.dashboard[data-v-e5b226cf]{display:grid;gap:28px}.welcome[data-v-e5b226cf]{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 4px 2px}.welcome h1[data-v-e5b226cf]{margin-bottom:8px;color:var(--navy);font-size:clamp(1.72rem,2.6vw,2.25rem);font-weight:760;letter-spacing:-.025em}.welcome p[data-v-e5b226cf]{margin-bottom:0;color:var(--muted)}.welcome .eyebrow[data-v-e5b226cf]{margin-bottom:6px;color:var(--blue);font-size:.82rem;font-weight:720;letter-spacing:.05em}.section-heading[data-v-e5b226cf]{display:flex;justify-content:space-between;margin-bottom:14px}.section-heading h2[data-v-e5b226cf]{margin-bottom:4px;color:var(--navy)}.section-heading p[data-v-e5b226cf]{margin-bottom:0;color:var(--muted);font-size:.9rem}.subject-grid[data-v-e5b226cf]{display:grid;gap:14px}.subject-card[data-v-e5b226cf]{display:grid;grid-template-columns:58px 1fr auto;align-items:center;gap:18px;padding:22px;border-left:3px solid var(--blue)}.subject-mark[data-v-e5b226cf]{width:58px;height:58px;display:grid;place-items:center;border-radius:14px;background:var(--blue-soft);color:var(--blue);font-size:1.35rem;font-weight:800}.subject-title-row[data-v-e5b226cf]{display:flex;align-items:center;gap:10px}.subject-title-row h3[data-v-e5b226cf]{margin:0;color:var(--navy);font-size:1.2rem}.subject-copy p[data-v-e5b226cf]{margin:7px 0;color:var(--muted);font-size:.91rem;line-height:1.5}.chapter-line[data-v-e5b226cf]{display:flex;gap:18px;color:#506473;font-size:.82rem}.quick-grid[data-v-e5b226cf]{display:grid;grid-template-columns:1.2fr 1fr 1fr;overflow:hidden}.quick-card[data-v-e5b226cf]{position:relative;display:flex;align-items:center;gap:14px;min-height:88px;padding:18px 20px;transition:background-color .12s ease}.quick-card+.quick-card[data-v-e5b226cf]{border-left:1px solid var(--line)}.quick-card[data-v-e5b226cf]:hover{background:var(--panel-subtle)}.quick-card.featured[data-v-e5b226cf]{background:var(--blue-soft)}.quick-card.featured[data-v-e5b226cf]:hover{background:#dfedf3}.quick-icon[data-v-e5b226cf]{width:42px;height:42px;flex:0 0 auto;display:grid;place-items:center;border-radius:var(--radius-control);background:var(--blue-soft);color:var(--blue);font-size:1.25rem;font-weight:800}.featured .quick-icon[data-v-e5b226cf]{background:#fff}.quick-icon.warn[data-v-e5b226cf]{background:#fff3df;color:#b6720f}.quick-card div[data-v-e5b226cf]{display:grid;gap:4px}.quick-card strong[data-v-e5b226cf]{color:var(--navy)}.quick-card small[data-v-e5b226cf]{color:var(--muted);line-height:1.35}@media(max-width:760px){.welcome[data-v-e5b226cf]{align-items:stretch;flex-direction:column}.subject-card[data-v-e5b226cf]{grid-template-columns:50px 1fr}.subject-mark[data-v-e5b226cf]{width:50px;height:50px}.subject-card>.button[data-v-e5b226cf]{grid-column:1 / -1}.quick-grid[data-v-e5b226cf]{grid-template-columns:1fr}.quick-card+.quick-card[data-v-e5b226cf]{border-top:1px solid var(--line);border-left:0}}.library-list[data-v-4208943d]{display:grid;overflow:hidden}.library-item[data-v-4208943d]{display:grid;grid-template-columns:66px 1fr;gap:18px;padding:20px 22px}.library-item+.library-item[data-v-4208943d]{border-top:1px solid var(--line)}.item-index[data-v-4208943d]{width:58px;height:42px;display:grid;place-items:center;border-radius:var(--radius-small);background:#eef3f6;color:var(--navy);font-size:.86rem;font-weight:750;font-variant-numeric:tabular-nums}.item-meta[data-v-4208943d]{display:flex;align-items:center;gap:9px;margin-bottom:8px;color:var(--muted);font-size:.8rem}.item-content p[data-v-4208943d]{margin-bottom:8px;color:#2d4353;line-height:1.7}.item-content small[data-v-4208943d]{color:#9b6312}@media(max-width:560px){.library-item[data-v-4208943d]{grid-template-columns:1fr;gap:11px;padding:17px}.item-index[data-v-4208943d]{width:auto;height:32px;justify-self:start;padding:0 10px}}.login-page[data-v-2cfea7c1]{min-height:100vh;display:grid;place-items:center;padding:24px;background:var(--canvas)}.login-card[data-v-2cfea7c1]{width:min(760px,100%);display:grid;grid-template-columns:minmax(240px,.85fr) minmax(340px,1.15fr);overflow:hidden}.login-brand[data-v-2cfea7c1]{display:grid;align-content:center;gap:24px;min-height:480px;padding:42px 34px;background:var(--navy)}.login-icon[data-v-2cfea7c1]{width:64px;height:64px;border-radius:15px;box-shadow:0 10px 24px #04172540}.login-kicker[data-v-2cfea7c1]{display:block;margin-bottom:8px;color:#8bc7e1;font-size:.78rem;font-weight:720;letter-spacing:.12em}.login-brand h1[data-v-2cfea7c1]{margin-bottom:8px;color:#fff;font-size:1.75rem;letter-spacing:-.02em}.login-brand p[data-v-2cfea7c1]{max-width:230px;margin-bottom:0;color:#bfd1dc;font-size:.9rem;line-height:1.65}.login-content[data-v-2cfea7c1]{display:grid;align-content:center;padding:42px;background:#fff}.login-heading[data-v-2cfea7c1]{margin-bottom:24px}.login-heading h2[data-v-2cfea7c1]{margin-bottom:7px;color:var(--navy);font-size:1.28rem}.login-heading p[data-v-2cfea7c1]{margin:0;color:var(--muted);font-size:.84rem;line-height:1.55}.login-form[data-v-2cfea7c1]{display:grid;gap:17px}.login-note[data-v-2cfea7c1]{margin:22px 0 0;color:var(--muted);text-align:center;font-size:.8rem;line-height:1.6}@media(max-width:680px){.login-page[data-v-2cfea7c1]{padding:16px}.login-card[data-v-2cfea7c1]{grid-template-columns:1fr}.login-brand[data-v-2cfea7c1]{min-height:0;grid-template-columns:52px 1fr;align-items:center;gap:15px;padding:23px}.login-icon[data-v-2cfea7c1]{width:52px;height:52px}.login-kicker[data-v-2cfea7c1]{display:none}.login-brand h1[data-v-2cfea7c1]{margin-bottom:3px;font-size:1.3rem}.login-brand p[data-v-2cfea7c1]{max-width:none;font-size:.78rem}.login-content[data-v-2cfea7c1]{padding:28px 23px}}.chapter-card[data-v-3007b4f0]{position:relative;min-height:86px;display:grid;grid-template-columns:1fr auto;gap:4px 8px;padding:14px;border:1px solid var(--line);border-radius:var(--radius-control);background:#fff;color:var(--ink);text-align:left;cursor:pointer;transition:transform .12s ease,border-color .12s ease,background-color .12s ease}.chapter-card[data-v-3007b4f0]:hover{border-color:var(--line-strong);background:var(--panel-subtle)}.chapter-card[data-v-3007b4f0]:active{transform:translateY(1px)}.chapter-number[data-v-3007b4f0]{grid-column:1 / -1;color:var(--muted);font-size:.76rem}.chapter-title[data-v-3007b4f0]{font-size:.88rem}.chapter-count[data-v-3007b4f0]{align-self:center;color:var(--muted)}.chapter-card.selected[data-v-3007b4f0]{border-color:var(--blue);background:#f0f7fa;box-shadow:inset 3px 0 0 var(--blue)}.chapter-card.completed[data-v-3007b4f0]{border-color:#a7ccbf}.chapter-progress-label[data-v-3007b4f0]{grid-column:1 / -1;margin-top:5px;color:#547080;font-size:.73rem}.chapter-card.completed .chapter-progress-label[data-v-3007b4f0]{color:#2e7964;font-weight:650}.chapter-progress-track[data-v-3007b4f0]{grid-column:1 / -1;height:5px;overflow:hidden;border-radius:3px;background:#e5edf1}.chapter-progress-value[data-v-3007b4f0]{display:block;height:100%;border-radius:inherit;background:var(--blue);transition:width .18s ease}.chapter-card.completed .chapter-progress-value[data-v-3007b4f0]{background:var(--green)}.setup-layout[data-v-a636263e]{display:grid;grid-template-columns:minmax(0,1fr) 286px;align-items:start;gap:18px}.setup-main[data-v-a636263e]{display:grid;gap:16px}.setup-section[data-v-a636263e]{padding:23px 24px 25px}.section-copy[data-v-a636263e]{display:flex;align-items:flex-start;margin-bottom:20px;padding-left:12px;border-left:3px solid var(--blue)}.section-copy h2[data-v-a636263e]{margin-bottom:4px;color:var(--navy);font-size:1.12rem}.section-copy p[data-v-a636263e]{margin-bottom:0;color:var(--muted);font-size:.84rem;line-height:1.5}.mode-grid[data-v-a636263e]{display:grid;grid-template-columns:repeat(5,1fr);gap:9px}.mode-card[data-v-a636263e]{position:relative;min-height:92px;display:grid;align-content:center;gap:4px;padding:13px;border:1px solid var(--line);border-radius:var(--radius-control);background:var(--panel-subtle);cursor:pointer;transition:transform .12s ease,border-color .12s ease,background-color .12s ease}.mode-card input[data-v-a636263e]{position:absolute;opacity:0;pointer-events:none}.mode-card strong[data-v-a636263e]{color:#344b5d;font-size:.9rem}.mode-card small[data-v-a636263e]{color:var(--muted);font-size:.75rem;line-height:1.35}.mode-card[data-v-a636263e]:hover{border-color:var(--line-strong);background:#fff}.mode-card[data-v-a636263e]:active{transform:translateY(1px)}.mode-card.selected[data-v-a636263e]{border-color:var(--blue);background:var(--blue-soft);box-shadow:inset 0 -3px #28779f2e}.mode-card.selected strong[data-v-a636263e]{color:#235d83}.subject-select[data-v-a636263e]{max-width:390px;margin-bottom:15px}.choice-grid.chapters[data-v-a636263e]{display:grid;grid-template-columns:repeat(2,1fr);gap:9px}.subgroup[data-v-a636263e]{display:grid;gap:10px}.subgroup+.subgroup[data-v-a636263e]{margin-top:19px}.inline-choices[data-v-a636263e]{display:flex;flex-wrap:wrap;gap:8px}.filter-chip[data-v-a636263e]{min-height:42px;padding:7px 12px;border:1px solid var(--line);border-radius:var(--radius-control);background:#fff;color:#425766;cursor:pointer;transition:transform .12s ease,border-color .12s ease,background-color .12s ease}.filter-chip[data-v-a636263e]:active{transform:translateY(1px)}.filter-chip small[data-v-a636263e]{margin-left:3px;color:var(--muted)}.filter-chip.selected[data-v-a636263e]{border-color:var(--blue);background:var(--blue-soft);color:#215c83;font-weight:650}.setup-summary[data-v-a636263e]{position:sticky;top:22px;display:grid;gap:19px;padding:23px;border-color:#c8dae3;background:#f5fafc;box-shadow:0 14px 34px #1e506c14}.setup-summary h2[data-v-a636263e]{margin:0;color:var(--navy);font-size:1.15rem}.setup-summary dl[data-v-a636263e]{display:grid;gap:11px;margin:0}.setup-summary dl div[data-v-a636263e]{display:flex;justify-content:space-between;gap:12px;padding-bottom:10px;border-bottom:1px solid rgba(198,216,225,.7)}.setup-summary dl div[data-v-a636263e]:last-child{padding-bottom:0;border-bottom:0}.setup-summary dt[data-v-a636263e]{color:var(--muted)}.setup-summary dd[data-v-a636263e]{margin:0;color:#354b5c;font-weight:650;text-align:right}.chapter-note[data-v-a636263e]{margin:-4px 0 0;padding:10px 11px;border-left:3px solid var(--blue);background:#ffffffb8;color:#587080;font-size:.78rem;line-height:1.55}@media(max-width:1000px){.setup-layout[data-v-a636263e]{grid-template-columns:1fr}.setup-summary[data-v-a636263e]{position:static}.mode-grid[data-v-a636263e]{grid-template-columns:repeat(3,1fr)}}@media(max-width:620px){.mode-grid[data-v-a636263e]{grid-template-columns:repeat(2,1fr)}.choice-grid.chapters[data-v-a636263e]{grid-template-columns:1fr}.setup-section[data-v-a636263e]{padding:18px}}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.18.4"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .katex-vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .katex-thinbox{display:inline-flex;flex-direction:row;max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .katex-hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.katex-root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .katex-stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}.markdown-content[data-v-7317b773]{min-width:0;overflow-wrap:anywhere}.markdown-content[data-v-7317b773]>:first-child{margin-top:0}.markdown-content[data-v-7317b773]>:last-child{margin-bottom:0}.markdown-content[data-v-7317b773] p{margin:0 0 .75em}.markdown-content[data-v-7317b773] h1,.markdown-content[data-v-7317b773] h2,.markdown-content[data-v-7317b773] h3,.markdown-content[data-v-7317b773] h4{margin:1.05em 0 .45em;color:var(--navy);line-height:1.35}.markdown-content[data-v-7317b773] h1{font-size:1.18rem}.markdown-content[data-v-7317b773] h2{font-size:1.08rem}.markdown-content[data-v-7317b773] h3,.markdown-content[data-v-7317b773] h4{font-size:1rem}.markdown-content[data-v-7317b773] ul,.markdown-content[data-v-7317b773] ol{margin:.55em 0 .8em;padding-left:1.45em}.markdown-content[data-v-7317b773] li+li{margin-top:.32em}.markdown-content[data-v-7317b773] blockquote{margin:.75em 0;padding:.25em 0 .25em .8em;border-left:3px solid #9bb9cc;color:var(--muted)}.markdown-content[data-v-7317b773] code{padding:.12em .35em;border-radius:5px;background:#edf2f5;color:#173d55;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.88em}.markdown-content[data-v-7317b773] pre{max-width:100%;margin:.75em 0;padding:11px 12px;overflow-x:auto;border:1px solid #d8e1e6;border-radius:9px;background:#172b38;color:#eff6f8;line-height:1.55;-webkit-overflow-scrolling:touch}.markdown-content[data-v-7317b773] pre code{padding:0;background:transparent;color:inherit;font-size:.82rem}.markdown-content[data-v-7317b773] .katex{font-size:1em}.markdown-content[data-v-7317b773] .katex-display{max-width:100%;margin:.8em 0;padding:.2em 0;overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch}.markdown-content[data-v-7317b773] a{color:var(--blue);text-decoration-thickness:1px;text-underline-offset:2px}.markdown-content[data-v-7317b773] hr{margin:.9em 0;border:0;border-top:1px solid var(--line)}.markdown-content[data-v-7317b773] table{display:block;width:100%;margin:.8em 0;overflow-x:auto;border-collapse:collapse;font-size:.86rem;-webkit-overflow-scrolling:touch}.markdown-content[data-v-7317b773] th,.markdown-content[data-v-7317b773] td{padding:7px 9px;border:1px solid #d8e1e6;text-align:left;white-space:nowrap}.markdown-content[data-v-7317b773] th{background:#edf3f6}.ai-layer[data-v-82a551d6]{position:fixed;z-index:110;inset:0}.ai-backdrop[data-v-82a551d6]{position:absolute;inset:0;width:100%;border:0;background:#0f1e2b61;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.ai-drawer[data-v-82a551d6]{position:absolute;inset:0 0 0 auto;width:min(480px,92vw);display:grid;grid-template-rows:auto 1fr auto;background:#f4f7f8;box-shadow:-18px 0 45px #0f1e2b2e}.ai-header[data-v-82a551d6]{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:calc(18px + env(safe-area-inset-top)) 20px 18px;border-bottom:1px solid var(--line);background:#fff}.ai-header div[data-v-82a551d6]{display:grid;gap:3px}.ai-header strong[data-v-82a551d6]{color:var(--navy);font-size:1.05rem}.ai-header span[data-v-82a551d6]{color:var(--muted);font-size:.78rem}.close-button[data-v-82a551d6]{width:40px;height:40px;border:0;border-radius:10px;background:#eef3f6;color:var(--navy);cursor:pointer;font-size:1.4rem}.message-list[data-v-82a551d6]{overflow-y:auto;padding:20px}.ai-welcome[data-v-82a551d6]{display:grid;justify-items:center;padding:50px 15px;text-align:center}.ai-welcome>span[data-v-82a551d6]{width:52px;height:52px;display:grid;place-items:center;border-radius:15px;background:var(--blue-soft);color:var(--blue);font-weight:800}.ai-welcome h2[data-v-82a551d6]{margin:15px 0 7px;color:var(--navy);font-size:1.1rem}.ai-welcome p[data-v-82a551d6]{max-width:330px;margin:0;color:var(--muted);line-height:1.65;font-size:.87rem}.message[data-v-82a551d6]{display:grid;grid-template-columns:34px minmax(0,1fr);align-items:start;gap:9px;margin-bottom:15px}.message-role[data-v-82a551d6]{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--navy);color:#fff;font-size:.74rem;font-weight:750}.message.user .message-role[data-v-82a551d6]{background:#8da3b2}.message-bubble[data-v-82a551d6]{min-width:0;margin:0;padding:11px 13px;border:1px solid var(--line);border-radius:4px 13px 13px;background:#fff;color:#334957;line-height:1.7}.message.user .message-bubble[data-v-82a551d6]{border-radius:13px 4px 13px 13px;background:var(--blue-soft);white-space:pre-wrap}.assistant-bubble[data-v-82a551d6]{position:relative}.thinking-copy[data-v-82a551d6]{color:var(--muted)}.stream-cursor[data-v-82a551d6]{position:absolute;right:9px;bottom:11px;width:3px;height:14px;border-radius:2px;background:var(--blue);animation:cursor-pulse-82a551d6 .78s ease-in-out infinite}.composer[data-v-82a551d6]{padding:14px 16px calc(14px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#fff}.composer form[data-v-82a551d6]{display:grid;grid-template-columns:1fr auto;align-items:end;gap:8px}.composer .textarea[data-v-82a551d6]{min-height:76px}.composer small[data-v-82a551d6]{display:block;margin-top:7px;color:var(--muted);text-align:center;font-size:.72rem}.composer .error-message[data-v-82a551d6]{margin-bottom:9px}@media(max-width:560px){.ai-drawer[data-v-82a551d6]{width:100%}}@keyframes cursor-pulse-82a551d6{0%,to{opacity:.25}50%{opacity:1}}.answer-panel[data-v-0be6375a]{margin-top:16px;overflow:hidden;border-left-width:4px;padding:24px 26px;box-shadow:0 10px 26px #1a394e0e}.answer-panel.correct[data-v-0be6375a]{border-left-color:var(--green)}.answer-panel.wrong[data-v-0be6375a]{border-left-color:var(--red)}.answer-panel.defective[data-v-0be6375a]{border-left-color:var(--gold)}.answer-header[data-v-0be6375a]{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding-bottom:18px;border-bottom:1px solid var(--line)}.result-title[data-v-0be6375a]{display:flex;align-items:center;gap:12px}.result-icon[data-v-0be6375a]{width:40px;height:40px;display:grid;place-items:center;border-radius:var(--radius-control);background:var(--green-soft);color:var(--green);font-size:1.25rem;font-weight:800}.wrong .result-icon[data-v-0be6375a]{background:var(--red-soft);color:var(--red)}.defective .result-icon[data-v-0be6375a]{background:#fff3df;color:#b66d00}.result-title div[data-v-0be6375a]{display:grid;gap:3px}.result-title strong[data-v-0be6375a]{color:var(--navy);font-size:1.05rem}.result-title span[data-v-0be6375a]{color:var(--muted);font-size:.88rem}.confidence[data-v-0be6375a]{padding:5px 9px;border-radius:var(--radius-small);background:#f0f4f6;color:var(--muted);font-size:.78rem}.explanation[data-v-0be6375a]{padding:20px 0 4px}.explanation h2[data-v-0be6375a]{margin-bottom:8px;color:var(--navy);font-size:1rem}.explanation p[data-v-0be6375a]{margin-bottom:0;color:#3f5362;line-height:1.85;white-space:pre-wrap}.answer-actions[data-v-0be6375a]{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.report-button[data-v-0be6375a]{border-color:#e3c98d;background:#fff9ea;color:#8a5a0b}.report-button[data-v-0be6375a]:hover{border-color:#d6b66c;background:var(--gold-soft)}@media(max-width:560px){.answer-panel[data-v-0be6375a]{padding:20px 17px}.answer-header[data-v-0be6375a]{flex-direction:column}.answer-actions .button[data-v-0be6375a]{flex:1}}.sheet-layer[data-v-799844e2]{position:fixed;z-index:105;inset:0}.sheet-backdrop[data-v-799844e2]{position:absolute;inset:0;width:100%;border:0;background:#0f1e2b52;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.sheet-drawer[data-v-799844e2]{position:absolute;inset:0 0 0 auto;width:min(440px,92vw);display:grid;grid-template-rows:auto 1fr;background:#f4f7f8;box-shadow:-18px 0 45px #0f1e2b2e}.sheet-header[data-v-799844e2]{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:calc(18px + env(safe-area-inset-top)) 20px 18px;border-bottom:1px solid var(--line);background:#fff}.sheet-header div[data-v-799844e2]{display:grid;gap:3px}.sheet-header strong[data-v-799844e2]{color:var(--navy);font-size:1.05rem}.sheet-header span[data-v-799844e2]{color:var(--muted);font-size:.78rem}.close-button[data-v-799844e2]{width:40px;height:40px;flex:0 0 auto;border:0;border-radius:10px;background:#eef3f6;color:var(--navy);cursor:pointer;font-size:1.4rem}.sheet-content[data-v-799844e2]{min-height:0;overflow-y:auto;padding:18px 18px calc(24px + env(safe-area-inset-bottom))}.sheet-summary[data-v-799844e2]{display:flex;align-items:center;gap:9px;padding:13px 14px;border:1px solid var(--line);border-radius:13px;background:#fff;color:var(--muted);font-size:.82rem}.sheet-summary span[data-v-799844e2]:first-child{margin-right:auto}.sheet-summary strong[data-v-799844e2]{color:var(--navy);font-size:1.18rem;font-variant-numeric:tabular-nums}.correct-copy[data-v-799844e2]{color:#2e7654}.incorrect-copy[data-v-799844e2]{color:#ad4e4e}.sheet-legend[data-v-799844e2]{display:flex;flex-wrap:wrap;gap:8px 13px;margin:15px 2px 12px;color:var(--muted);font-size:.75rem}.sheet-legend span[data-v-799844e2]{display:inline-flex;align-items:center;gap:5px}.legend-dot[data-v-799844e2]{width:9px;height:9px;border-radius:50%;background:#d9e1e5}.legend-dot.correct[data-v-799844e2]{background:#67a983}.legend-dot.incorrect[data-v-799844e2]{background:#d47a7a}.legend-dot.neutral[data-v-799844e2]{background:#d5a85e}.answer-grid[data-v-799844e2]{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:9px}.answer-number[data-v-799844e2]{min-width:0;aspect-ratio:1;border:1px solid #d0dbe0;border-radius:10px;background:#e5eaed;color:#8a9aa4;cursor:pointer;font-size:.82rem;font-weight:720;font-variant-numeric:tabular-nums;transition:transform .12s ease,box-shadow .12s ease}.answer-number[data-v-799844e2]:not(:disabled):active{transform:translateY(1px)}.answer-number[data-v-799844e2]:disabled{cursor:not-allowed;opacity:.72}.answer-number.correct[data-v-799844e2]{border-color:#8bc2a2;background:#e7f5ec;color:#286b49}.answer-number.incorrect[data-v-799844e2]{border-color:#df9e9e;background:#fff0f0;color:#a44040}.answer-number.neutral[data-v-799844e2]{border-color:#dfbd83;background:#fff7e8;color:#986817}.answer-number.current[data-v-799844e2]{box-shadow:0 0 0 3px #fff,0 0 0 5px var(--blue)}@media(max-width:560px){.sheet-drawer[data-v-799844e2]{width:100%}.answer-grid[data-v-799844e2]{grid-template-columns:repeat(6,minmax(0,1fr));gap:10px}}.drawing-overlay[data-v-92c26414]{position:fixed;z-index:100;inset:0;display:grid;place-items:center;padding:24px;background:#0f1e2b14}.drawing-modal[data-v-92c26414]{width:min(960px,100%);height:min(760px,calc(100vh - 48px));display:grid;grid-template-rows:auto auto 1fr;overflow:hidden;border:1px solid rgba(205,219,227,.8);border-radius:20px;background:#e2ecf133;box-shadow:0 18px 60px #0f1e2b33}.drawing-header[data-v-92c26414]{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:14px 18px;background:#ffffffd1;border-bottom:1px solid rgba(205,219,227,.78);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.drawing-header div[data-v-92c26414]{display:grid;gap:3px}.drawing-header strong[data-v-92c26414]{color:var(--navy);font-size:1.08rem}.drawing-header span[data-v-92c26414]{color:var(--muted);font-size:.8rem}.close-button[data-v-92c26414]{width:42px;height:42px;border:0;border-radius:11px;background:#eef3f6;color:var(--navy);cursor:pointer;font-size:1.45rem}.drawing-tools[data-v-92c26414]{display:flex;align-items:center;gap:8px;padding:9px 13px;border-bottom:1px solid rgba(205,219,227,.78);background:#f8fafbc7;overflow-x:auto;overflow-y:hidden;scrollbar-width:thin;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.tool-button[data-v-92c26414]{min-height:38px;flex:0 0 auto;padding:7px 11px;border:1px solid var(--line);border-radius:9px;background:#fff;color:#435867;cursor:pointer}.tool-button.active[data-v-92c26414]{border-color:var(--blue);background:var(--blue-soft);color:#245f85}.tool-divider[data-v-92c26414]{width:1px;height:26px;flex:0 0 auto;background:var(--line)}.color-button[data-v-92c26414]{width:30px;height:30px;flex:0 0 auto;border:3px solid white;border-radius:50%;box-shadow:0 0 0 1px #bbc8d0;cursor:pointer}.color-button.active[data-v-92c26414]{box-shadow:0 0 0 2px var(--blue)}.width-control[data-v-92c26414]{display:flex;align-items:center;gap:5px;color:var(--muted);font-size:.8rem;white-space:nowrap}.width-control input[data-v-92c26414]{width:90px}.transparency-control[data-v-92c26414]{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:.8rem;white-space:nowrap}.transparency-control input[data-v-92c26414]{width:105px;accent-color:var(--blue)}.transparency-control output[data-v-92c26414]{min-width:32px;color:#486171;font-variant-numeric:tabular-nums}.tool-spacer[data-v-92c26414]{flex:1}.drawing-canvas[data-v-92c26414]{width:calc(100% - 24px);height:calc(100% - 24px);margin:12px;border:1px solid rgba(190,207,216,.76);border-radius:12px;box-shadow:0 3px 12px #1e35460f;touch-action:none;cursor:crosshair;transition:background-color .14s ease}@media(max-width:760px){.drawing-overlay[data-v-92c26414]{padding:0}.drawing-modal[data-v-92c26414]{width:100%;height:100%;border:0;border-radius:0;padding-top:env(safe-area-inset-top)}.width-control[data-v-92c26414]{display:none}.transparency-control input[data-v-92c26414]{width:88px}}.practice-toolbar[data-v-aeb066af]{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:14px}.progress-copy[data-v-aeb066af]{display:flex;align-items:center;gap:12px;min-width:220px}.progress-copy strong[data-v-aeb066af]{color:var(--navy);font-variant-numeric:tabular-nums;white-space:nowrap}.progress-track[data-v-aeb066af]{width:min(260px,30vw);height:6px;overflow:hidden;border-radius:3px;background:#dbe4e9}.progress-track span[data-v-aeb066af]{display:block;height:100%;border-radius:inherit;background:var(--blue);transition:width .18s ease}.toolbar-actions[data-v-aeb066af]{display:flex;gap:8px}.toolbar-button[data-v-aeb066af]{min-height:42px;display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border:1px solid var(--line);border-radius:var(--radius-control);background:#fff;color:#405666;cursor:pointer;transition:transform .12s ease,border-color .12s ease,background-color .12s ease}.toolbar-button[data-v-aeb066af]:hover{border-color:var(--line-strong);background:var(--panel-subtle)}.toolbar-button[data-v-aeb066af]:active{transform:translateY(1px)}.toolbar-button.active[data-v-aeb066af]{border-color:#e7bd72;background:#fff7e8;color:#a76300}@media(max-width:560px){.progress-copy[data-v-aeb066af]{min-width:0;flex:1}.progress-track[data-v-aeb066af]{width:100%}.toolbar-button[data-v-aeb066af]{width:44px;padding:8px;justify-content:center;font-size:0}.toolbar-button span[data-v-aeb066af]{font-size:1.1rem}}.question-card[data-v-7a2b3fd0]{padding:clamp(24px,4vw,38px);border-top:3px solid var(--blue)}.question-meta[data-v-7a2b3fd0]{display:flex;align-items:center;gap:10px;margin-bottom:20px;color:var(--muted);font-size:.86rem}.type-tag[data-v-7a2b3fd0]{min-height:28px;display:inline-flex;align-items:center;padding:3px 9px;border-radius:var(--radius-small);background:var(--blue-soft);color:#285f83;font-weight:700}.question-stem[data-v-7a2b3fd0]{margin-bottom:29px;color:#172d40;font-size:clamp(1.2rem,2.1vw,1.5rem);font-weight:690;letter-spacing:-.01em;line-height:1.74;white-space:pre-wrap}.options[data-v-7a2b3fd0]{display:grid;gap:12px}.option[data-v-7a2b3fd0]{width:100%;min-height:60px;display:grid;grid-template-columns:38px 1fr auto;align-items:center;gap:13px;padding:12px 15px;border:1px solid #d7e0e5;border-radius:12px;background:#fff;color:var(--ink);text-align:left;cursor:pointer;transition:transform .12s ease,border-color .12s ease,background-color .12s ease}.option[data-v-7a2b3fd0]:hover:not(:disabled){border-color:#a8c2d2;background:#f7fafc}.option[data-v-7a2b3fd0]:active:not(:disabled){transform:translateY(1px)}.option[data-v-7a2b3fd0]:disabled{cursor:default;opacity:1}.option-label[data-v-7a2b3fd0]{width:36px;height:36px;display:grid;place-items:center;border:1px solid #cbd7de;border-radius:var(--radius-small);background:#fff;color:#405565;font-weight:750}.option-content[data-v-7a2b3fd0]{line-height:1.6;white-space:pre-wrap}.option.selected[data-v-7a2b3fd0]{border-color:var(--blue);background:var(--blue-soft)}.option.selected .option-label[data-v-7a2b3fd0]{border-color:var(--blue);background:var(--blue);color:#fff}.option.correct[data-v-7a2b3fd0]{border-color:#7dbda9;background:var(--green-soft)}.option.correct .option-label[data-v-7a2b3fd0]{border-color:var(--green);background:var(--green);color:#fff}.option.missed[data-v-7a2b3fd0]{border-color:#d7a72f;background:var(--gold-soft);box-shadow:inset 4px 0 #dca92c}.option.missed .option-label[data-v-7a2b3fd0]{border-color:#d3a027;background:#e8b93f;color:#4e3a08}.option.wrong[data-v-7a2b3fd0]{border-color:#d89595;background:var(--red-soft)}.option.wrong .option-label[data-v-7a2b3fd0]{border-color:var(--red);background:var(--red);color:#fff}.option-mark[data-v-7a2b3fd0]{color:var(--green);font-size:1.25rem;font-weight:800}.missed-mark[data-v-7a2b3fd0]{color:#9a6a00;font-size:.82rem;white-space:nowrap}.wrong-mark[data-v-7a2b3fd0]{color:var(--red)}@media(max-width:560px){.question-card[data-v-7a2b3fd0]{padding:20px 16px}.option[data-v-7a2b3fd0]{grid-template-columns:34px 1fr auto;padding:11px}.option-label[data-v-7a2b3fd0]{width:34px;height:34px}}.report-overlay[data-v-ddc00d19]{position:fixed;z-index:80;inset:0;display:grid;place-items:center;padding:20px;background:#1127376b;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.report-dialog[data-v-ddc00d19]{width:min(520px,100%);max-height:min(720px,calc(100vh - 40px));overflow:auto;padding:25px;box-shadow:0 24px 70px #1127373d}.dialog-heading[data-v-ddc00d19]{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:22px}.dialog-heading h2[data-v-ddc00d19],.report-dialog>h2[data-v-ddc00d19]{margin:4px 0 0;color:var(--navy);font-size:1.28rem}.eyebrow[data-v-ddc00d19]{color:var(--blue);font-size:.78rem;font-weight:700}.close-button[data-v-ddc00d19]{width:38px;height:38px;border:0;border-radius:var(--radius-small);background:var(--panel-subtle);color:var(--muted);cursor:pointer;font-size:1.35rem}.report-form[data-v-ddc00d19]{display:grid;gap:17px}.field-label[data-v-ddc00d19]{display:flex;justify-content:space-between}.field-label small[data-v-ddc00d19]{color:var(--muted);font-weight:500}.textarea[data-v-ddc00d19]{min-height:126px}.counter[data-v-ddc00d19]{justify-self:end;margin-top:-4px;color:var(--muted);font-size:.75rem}.privacy-note[data-v-ddc00d19]{margin:-2px 0 0;color:var(--muted);font-size:.78rem;line-height:1.55}.dialog-actions[data-v-ddc00d19]{display:flex;justify-content:flex-end;gap:10px}.success-mark[data-v-ddc00d19]{width:54px;height:54px;display:grid;place-items:center;margin-bottom:17px;border-radius:50%;background:var(--green-soft);color:var(--green);font-size:1.5rem;font-weight:800}.report-dialog>p[data-v-ddc00d19]{margin:10px 0 24px;color:var(--muted);line-height:1.7}@media(max-width:560px){.report-overlay[data-v-ddc00d19]{align-items:end;padding:0}.report-dialog[data-v-ddc00d19]{width:100%;max-height:calc(88vh - env(safe-area-inset-bottom));padding:22px 18px calc(20px + env(safe-area-inset-bottom));border-radius:18px 18px 0 0}.dialog-actions .button[data-v-ddc00d19]{flex:1}}.practice-page[data-v-5a382005]{width:min(960px,100%)}.practice-heading[data-v-5a382005]{min-height:42px;display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:11px;color:var(--muted);font-size:.84rem}.back-link[data-v-5a382005]{color:var(--blue);font-weight:650}.back-link[data-v-5a382005]:hover{color:var(--blue-strong)}.practice-error[data-v-5a382005]{margin-top:14px}.practice-navigation[data-v-5a382005]{position:sticky;z-index:10;bottom:15px;display:flex;justify-content:space-between;gap:12px;margin-top:16px;padding:11px;border-color:#c9d7dee6;background:#fffffff0;box-shadow:var(--shadow-raised);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.submit-answer[data-v-5a382005]{margin-left:auto;min-width:150px}@media(max-width:760px){.practice-navigation[data-v-5a382005]{bottom:calc(76px + env(safe-area-inset-bottom))}.practice-navigation .button[data-v-5a382005]{flex:1;min-width:0;padding-inline:10px}}.stats-summary[data-v-7f6ce92c]{margin-bottom:16px}.stats-grid[data-v-7f6ce92c]{display:grid;grid-template-columns:1.3fr 1fr;gap:16px}.chart-panel[data-v-7f6ce92c],.chapter-panel[data-v-7f6ce92c]{padding:22px}.chart-heading[data-v-7f6ce92c]{display:flex;align-items:center;justify-content:space-between;margin-bottom:21px}.chart-heading h2[data-v-7f6ce92c]{margin-bottom:4px;color:var(--navy);font-size:1.05rem}.chart-heading p[data-v-7f6ce92c]{margin-bottom:0;color:var(--muted);font-size:.8rem}.daily-chart[data-v-7f6ce92c]{min-height:210px;display:flex;align-items:end;gap:9px;overflow-x:auto}.daily-column[data-v-7f6ce92c]{min-width:34px;height:190px;flex:1;display:grid;grid-template-rows:20px 1fr 22px;justify-items:center;gap:5px}.daily-value[data-v-7f6ce92c]{color:var(--muted);font-size:.7rem}.daily-bar-track[data-v-7f6ce92c]{width:18px;height:100%;display:flex;align-items:end;overflow:hidden;border-radius:5px 5px 2px 2px;background:#edf2f5}.daily-bar-track span[data-v-7f6ce92c]{width:100%;border-radius:inherit;background:var(--blue)}.daily-column small[data-v-7f6ce92c]{color:var(--muted);font-size:.68rem;white-space:nowrap}.progress-list[data-v-7f6ce92c]{display:grid;gap:20px}.progress-item[data-v-7f6ce92c]{display:grid;grid-template-columns:1fr auto;gap:8px 12px;align-items:center}.progress-item div[data-v-7f6ce92c]:first-child{grid-column:1 / -1;display:flex;justify-content:space-between}.progress-item strong[data-v-7f6ce92c]{color:#344a5a}.progress-item span[data-v-7f6ce92c]{color:var(--muted);font-size:.8rem}.accuracy-track[data-v-7f6ce92c]{height:8px;overflow:hidden;border-radius:4px;background:#e8eef1}.accuracy-track span[data-v-7f6ce92c]{display:block;height:100%;border-radius:inherit;background:var(--blue)}.progress-item b[data-v-7f6ce92c],.chapter-row b[data-v-7f6ce92c]{color:var(--navy);font-size:.86rem}.chapter-panel[data-v-7f6ce92c]{margin-top:16px}.chapter-list[data-v-7f6ce92c]{display:grid}.chapter-row[data-v-7f6ce92c]{display:grid;grid-template-columns:36px minmax(180px,.8fr) minmax(140px,1fr) 50px;align-items:center;gap:13px;padding:13px 0;border-top:1px solid #edf1f3}.chapter-number[data-v-7f6ce92c]{width:34px;height:34px;display:grid;place-items:center;border-radius:var(--radius-small);background:var(--blue-soft);color:var(--blue);font-weight:750}.chapter-copy[data-v-7f6ce92c]{display:grid;gap:3px}.chapter-copy strong[data-v-7f6ce92c]{color:#344a5a;font-size:.88rem}.chapter-copy small[data-v-7f6ce92c]{color:var(--muted)}.mini-empty[data-v-7f6ce92c]{padding:65px 20px;color:var(--muted);text-align:center}@media(max-width:900px){.stats-grid[data-v-7f6ce92c]{grid-template-columns:1fr}}@media(max-width:650px){.chapter-row[data-v-7f6ce92c]{grid-template-columns:34px 1fr 45px}.chapter-row>.accuracy-track[data-v-7f6ce92c]{grid-column:2 / -1;grid-row:2}}:root{color-scheme:light;font-family:SF Pro Text,PingFang SC,Microsoft YaHei UI,Noto Sans SC,system-ui,sans-serif;font-synthesis:none;color:#183143;background:#f2f5f6;--navy: #16354f;--navy-2: #214b69;--blue: #28779f;--blue-strong: #1e668c;--blue-soft: #e9f3f7;--gold: #b97818;--gold-soft: #fff4d6;--green: #277861;--green-soft: #e7f3ef;--red: #b84c4c;--red-soft: #fbecec;--ink: #183143;--muted: #647785;--line: #d9e3e8;--line-strong: #c8d6dd;--panel: #ffffff;--panel-subtle: #f8fafb;--canvas: #f2f5f6;--shadow: 0 12px 30px rgba(26, 57, 78, .065);--shadow-raised: 0 16px 42px rgba(21, 50, 72, .12);--radius: 16px;--radius-control: 11px;--radius-small: 8px}*{box-sizing:border-box}html,body,#app{min-height:100%;margin:0}body{min-width:320px;background:var(--canvas);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;text-rendering:optimizeLegibility}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{touch-action:manipulation}a{color:inherit;text-decoration:none}:focus-visible{outline:3px solid rgba(40,119,159,.24);outline-offset:2px}h1,h2,h3,p{margin-top:0}.page{width:min(1120px,100%);margin:0 auto;padding:30px 32px 60px}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:24px}.page-title{margin-bottom:7px;color:var(--navy);font-size:clamp(1.62rem,2vw,2rem);font-weight:760;letter-spacing:-.02em}.page-subtitle{margin-bottom:0;color:var(--muted);line-height:1.6}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.button{display:inline-flex;min-height:46px;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border:1px solid transparent;border-radius:var(--radius-control);background:var(--navy);color:#fff;cursor:pointer;font-weight:650;white-space:nowrap;transition:transform .12s ease,background-color .12s ease,border-color .12s ease,box-shadow .12s ease}.button:hover{background:var(--navy-2)}.button:active{transform:translateY(1px) scale(.99)}.button:disabled{cursor:not-allowed;opacity:.5;transform:none}.button.secondary{border-color:var(--line);background:#fff;color:var(--navy)}.button.secondary:hover{border-color:var(--line-strong);background:var(--panel-subtle)}.button.danger{background:var(--red)}.button.compact{min-height:40px;padding:8px 13px;font-size:.92rem}.button.full{width:100%}.icon-button{display:inline-grid;width:46px;height:46px;place-items:center;border:1px solid var(--line);border-radius:var(--radius-control);background:#fff;color:var(--navy);cursor:pointer;font-size:1.2rem;transition:transform .12s ease,border-color .12s ease,background-color .12s ease}.icon-button:active{transform:translateY(1px) scale(.98)}.icon-button.active{border-color:#e0a64c;background:#fff7e8;color:#b66d00}.field{display:grid;gap:8px}.field-label{color:#364b5d;font-size:.92rem;font-weight:650}.input,.select,.textarea{width:100%;min-height:48px;border:1px solid #cfd9df;border-radius:var(--radius-control);background:#fff;color:var(--ink);padding:11px 13px;outline:none}.textarea{min-height:120px;resize:vertical;line-height:1.6}.input:focus,.select:focus,.textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px #2c6f9f1f}.error-message{border:1px solid #f0caca;border-radius:var(--radius-control);background:var(--red-soft);color:#8c3333;padding:11px 13px;line-height:1.5}.empty-state{padding:52px 24px;text-align:center;color:var(--muted)}.empty-state h2{color:var(--navy)}.muted{color:var(--muted)}.tag{display:inline-flex;min-height:28px;align-items:center;padding:3px 9px;border-radius:var(--radius-small);background:var(--blue-soft);color:#295e80;font-size:.8rem;font-weight:650}.loading-block{min-height:220px;display:grid;place-items:center;color:var(--muted)}.spinner{position:relative;width:min(420px,72vw);height:104px;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#e8eef1;animation:skeleton-pulse 1.2s ease-in-out infinite alternate}@keyframes skeleton-pulse{to{opacity:.48}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media(max-width:760px){.page{padding:20px 16px calc(96px + env(safe-area-inset-bottom))}.page-header{align-items:stretch;flex-direction:column}.page-header>.button{width:100%}}