:root{--bg: #fafafa;--surface: #ffffff;--muted-bg: #f4f4f5;--muted-2: #fafafa;--border: #e4e4e7;--border-strong: #d4d4d8;--text: #09090b;--muted: #71717a;--subtle: #a1a1aa;--primary: #18181b;--primary-hover: #27272a;--primary-fg: #fafafa;--ok: #16a34a;--ok-bg: #f0fdf4;--ok-bd: #bbf7d0;--warn: #b45309;--warn-bg: #fffbeb;--warn-bd: #fde68a;--danger: #dc2626;--danger-bg: #fef2f2;--danger-bd: #fecaca;--ring: #18181b;--radius: 12px;--radius-sm: 8px;--shadow: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 1px 3px 0 rgb(0 0 0 / .07), 0 1px 2px -1px rgb(0 0 0 / .07);--font: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box}body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3{margin:0 0 .5em;line-height:1.2;letter-spacing:-.01em;text-wrap:balance}h1{font-size:22px;font-weight:650;letter-spacing:-.02em}h2{font-size:16px;font-weight:620}h3{font-size:14.5px;font-weight:600}a{color:var(--text);text-decoration:none}a:hover{text-decoration:underline}button,.btn{font:inherit;font-weight:500;font-size:14px;display:inline-flex;align-items:center;justify-content:center;gap:7px;height:36px;padding:0 15px;border-radius:var(--radius-sm);border:1px solid var(--primary);background:var(--primary);color:var(--primary-fg);cursor:pointer;white-space:nowrap;transition:background .12s,border-color .12s,box-shadow .12s,transform .04s}button:hover,.btn:hover{background:var(--primary-hover);border-color:var(--primary-hover)}button:active,.btn:active{transform:translateY(.5px)}button:focus-visible,.btn:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--ring);outline-offset:2px}button:disabled,.btn:disabled{opacity:.5;cursor:not-allowed}button.secondary,.btn.secondary{background:var(--surface);color:var(--text);border-color:var(--border-strong);box-shadow:var(--shadow)}button.secondary:hover,.btn.secondary:hover{background:var(--muted-bg);border-color:var(--border-strong)}button.danger,.btn.danger{background:var(--surface);color:var(--danger);border-color:var(--danger-bd);box-shadow:var(--shadow)}button.danger:hover,.btn.danger:hover{background:var(--danger-bg);border-color:var(--danger-bd)}input,select,textarea{font:inherit;font-size:14px;width:100%;height:36px;padding:0 11px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--surface);color:var(--text)}textarea{height:auto;padding:9px 11px;line-height:1.5}input:focus,select:focus,textarea:focus{outline:2px solid color-mix(in srgb,var(--ring) 55%,transparent);outline-offset:1px;border-color:var(--ring)}input::placeholder,textarea::placeholder{color:var(--subtle)}label{display:block;font-weight:500;font-size:13px;color:var(--text);margin:12px 0 5px}.brand{font-weight:700;letter-spacing:-.02em;color:var(--text);font-size:20px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--bg)}.auth-card{width:100%;max-width:420px}.auth-card .brand{font-size:22px}.error{background:var(--danger-bg);border:1px solid var(--danger-bd);color:var(--danger);border-radius:var(--radius-sm);padding:10px 13px;margin:12px 0;font-size:13.5px}.success{background:var(--ok-bg);border:1px solid var(--ok-bd);color:var(--ok);border-radius:var(--radius-sm);padding:10px 13px;margin:12px 0;font-size:13.5px}.muted{color:var(--muted);font-size:13px}.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}table{width:100%;border-collapse:collapse;background:var(--surface)}th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--border);font-size:14px}th{font-size:12.5px;font-weight:500;color:var(--muted);letter-spacing:0;text-transform:none;white-space:nowrap}tbody tr{transition:background .1s}tbody tr:hover{background:var(--muted-2)}tbody tr:last-child td{border-bottom:0}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}.table-wrap.sticky-first th:first-child,.table-wrap.sticky-first td:first-child{position:sticky;left:0;z-index:1;background:var(--surface)}.table-wrap.sticky-first thead th:first-child{z-index:2}.table-wrap.sticky-first tbody tr:hover td:first-child{background:var(--muted-2)}.badge{display:inline-flex;align-items:center;gap:5px;height:22px;padding:0 9px;border-radius:999px;font-size:12px;font-weight:550;line-height:1;background:var(--muted-bg);color:var(--muted);border:1px solid var(--border)}.badge.ok{background:var(--ok-bg);color:var(--ok);border-color:var(--ok-bd)}.badge.warn{background:var(--warn-bg);color:var(--warn);border-color:var(--warn-bd)}.badge.danger{background:var(--danger-bg);color:var(--danger);border-color:var(--danger-bd)}.shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:14px 12px;display:flex;flex-direction:column;gap:2px;position:sticky;top:0;height:100vh}.sidebar .brand{padding:6px 10px 14px;font-size:17px}.sidebar a{display:flex;align-items:center;gap:10px;padding:8px 11px;border-radius:var(--radius-sm);color:var(--muted);font-size:14px;font-weight:500;transition:background .12s,color .12s}.sidebar a:hover{background:var(--muted-bg);color:var(--text);text-decoration:none}.sidebar a.active{background:var(--muted-bg);color:var(--text);font-weight:600}.sidebar .section{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--subtle);padding:14px 11px 4px}.sidebar .spacer{flex:1}.main{flex:1;min-width:0;display:flex;flex-direction:column}.topbar{background:var(--surface);border-bottom:1px solid var(--border);height:56px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:12px;position:sticky;top:0;z-index:5}.topbar strong{font-weight:600;font-size:14.5px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topbar .muted{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.content{padding:24px;max-width:1180px;width:100%;margin:0 auto}.nav-toggle{all:unset;box-sizing:border-box;cursor:pointer;flex:none;width:40px;height:40px;margin-left:-8px;display:none;align-items:center;justify-content:center;border-radius:var(--radius-sm);color:var(--text)}.nav-toggle:hover{background:var(--muted-bg)}.nav-overlay{display:none}.page-title{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;margin-bottom:18px;gap:12px}.page-title h2{font-size:20px;font-weight:650;letter-spacing:-.02em}.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.form-row{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}.form-row>div{flex:1;min-width:140px}.form-row label{margin-top:0}.row-actions{display:flex;gap:6px;justify-content:flex-end}.row-actions button,.row-actions .btn{height:32px;padding:0 11px;font-size:13px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}.stat{padding:16px 18px}.stat .s-label{color:var(--muted);font-size:13px;font-weight:500}.stat .s-num{font-size:28px;font-weight:680;letter-spacing:-.02em;margin-top:8px;font-variant-numeric:tabular-nums}.stat .s-num small{font-size:17px;font-weight:500;color:var(--muted)}.stat .s-sub{color:var(--muted);font-size:12.5px;margin-top:4px}.progress{height:6px;border-radius:999px;background:var(--muted-bg);overflow:hidden;margin-top:12px}.progress>i{display:block;height:100%;background:var(--primary);border-radius:999px}.class-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}.class-card{padding:16px;display:flex;flex-direction:column;gap:12px}.class-card.enrolled{border-color:var(--ok-bd);background:var(--ok-bg)}.class-card.wait{border-color:var(--warn-bd)}.cc-title{font-weight:600;font-size:15px;letter-spacing:-.01em}.cc-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:7px}.cc-meta{color:var(--muted);font-size:13px;display:flex;flex-direction:column;gap:4px}.cc-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto}.seat{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}.seat b{color:var(--text);font-weight:600}@media(max-width:900px){.shell{grid-template-columns:1fr}.sidebar{position:fixed;inset:0 auto 0 0;height:100vh;width:248px;z-index:50;transform:translate(-100%);transition:transform .2s ease}.shell.menu-open .sidebar{transform:none;box-shadow:0 10px 40px #00000040}.nav-overlay{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;background:#0006}.nav-toggle{display:inline-flex}.stat-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.stat-grid{grid-template-columns:1fr}.content{padding:16px}.class-grid{grid-template-columns:1fr}}@media(pointer:coarse){button,.btn,select,textarea,input:not([type=checkbox]):not([type=radio]){min-height:44px}.row-actions button,.row-actions .btn{height:auto;min-height:40px}.sidebar a,.sidebar a.active{padding:11px 12px}input[type=checkbox],input[type=radio]{width:20px;height:20px}.nav-toggle{width:44px;height:44px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;background:#00000073;display:flex;align-items:flex-start;justify-content:center;padding:48px 16px;overflow-y:auto}.modal{width:100%;max-width:560px;max-height:calc(100vh - 96px);overflow-y:auto}.sidebar .brand img.org-logo{max-height:34px;max-width:100%;display:block;margin-bottom:4px}.login-logo{max-height:56px;max-width:220px;display:block;margin:0 auto 12px}.impersonation-banner{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 16px;background:#b45309;color:#fff;font-size:13px}.impersonation-banner button{background:#fff;color:#b45309;border:none;padding:4px 12px;font-size:13px}.sg-wrap{overflow-x:auto}.sg-grid{display:grid;gap:6px;min-width:fit-content}.sg-corner{position:sticky;left:0}.sg-colhead{padding:8px 10px;border-radius:8px;background:var(--card, #fff);border:1px solid var(--border, #e4e4e7);font-size:13px}.sg-rowhead{position:sticky;left:0;z-index:1;padding:8px 10px;border-radius:8px;background:var(--card, #fff);border:1px solid var(--border, #e4e4e7);font-size:13px}.sg-cell{min-height:64px;padding:6px;border-radius:8px;border:1px dashed var(--border, #e4e4e7);display:flex;flex-direction:column;gap:6px;transition:background .1s ease,border-color .1s ease}.sg-cell.drag-over{background:#eef4ff;border-color:#6494e8;border-style:solid}.sg-chip{box-sizing:border-box;cursor:grab;width:100%;padding:6px 8px;border-radius:6px;background:var(--card, #fff);border:1px solid var(--border, #d4d4d8);box-shadow:0 1px 2px #0000000d;display:flex;flex-direction:column;gap:2px;font-size:12.5px;user-select:none;-webkit-user-select:none;-webkit-user-drag:element}.sg-chip:hover{border-color:#a1a1aa}.sg-chip:focus-visible{outline:2px solid #2563eb;outline-offset:1px}.sg-chip.wl{border-left:3px solid #dc2626}.sg-chip.full{border-left:3px solid #d97706}.sg-chip:active{cursor:grabbing}.sg-chip.dragging{opacity:.4}.sg-chip-title{font-weight:600}.sg-chip-meta{color:var(--muted-fg, #71717a)}.sg-chip-badges{display:flex;gap:4px;flex-wrap:wrap}.sg-add{all:unset;box-sizing:border-box;cursor:pointer;text-align:center;border:1px dashed transparent;border-radius:6px;color:transparent;padding:3px 0;margin-top:auto;font-size:12.5px;line-height:1.4}.sg-cell:hover .sg-add,.sg-add:focus-visible{color:#2563eb;border-color:#c3d4f5}.sg-add:hover{background:#eef4ff;border-color:#6494e8}@media(pointer:coarse){.sg-add{color:#2563eb;border-color:#c3d4f5}}.sg-cell-full{margin-top:auto;text-align:center;font-size:11.5px;color:var(--muted-fg, #a1a1aa);padding:3px 0}.sg-legend{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-top:8px;font-size:12.5px;color:var(--muted-fg, #71717a)}.sg-legend .swatch{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:5px;vertical-align:baseline}.sg-notice{background:#fef3c7;border:1px solid #f5d878;color:#713f12;border-radius:8px;padding:8px 12px;margin-bottom:8px;font-size:13.5px}.checkbox-row{display:flex;align-items:center;gap:8px;margin:6px 0;font-weight:400}.checkbox-row input[type=checkbox]{width:auto;margin:0}.slot-picker{border:1px solid var(--border, #e4e4e7);border-radius:8px;max-height:240px;overflow-y:auto;padding:4px}.slot-picker-day{padding:4px 6px 8px}.slot-picker-day+.slot-picker-day{border-top:1px solid var(--border, #f0f0f2)}.slot-picker-date{display:flex;align-items:baseline;gap:8px;margin-bottom:4px;font-size:13px}.slot-picker-all{all:unset;cursor:pointer;font-size:12px;color:#2563eb}.slot-picker-row{display:flex;align-items:center;gap:8px;margin:0;padding:5px 8px;border-radius:6px;font-weight:400;cursor:pointer}.slot-picker-row:hover{background:#00000009}.slot-picker-row.on{background:#2563eb14}.slot-picker-row input[type=checkbox]{width:auto;margin:0}.linklike{all:unset;cursor:pointer;color:#2563eb;text-decoration:underline}.tree-node{margin-bottom:8px}.tree-row{all:unset;box-sizing:border-box;cursor:pointer;width:100%;display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 14px;font-size:14px}.tree-row:hover{background:var(--muted-2)}.tree-row:focus-visible{outline:2px solid var(--ring);outline-offset:2px}.tree-caret{display:inline-block;transition:transform .12s ease;color:var(--muted)}.tree-caret.open{transform:rotate(90deg)}.tree-children{margin:6px 0 12px 26px}th.th-sort{padding:0}th.th-sort>button{all:unset;box-sizing:border-box;cursor:pointer;display:flex;align-items:center;gap:5px;width:100%;padding:11px 14px;font-size:12.5px;font-weight:500;color:var(--muted);white-space:nowrap}th.th-sort>button:hover{color:var(--text)}th.th-sort>button:focus-visible{outline:2px solid var(--ring);outline-offset:-2px}th.th-sort .sort-arrow{font-size:10px;opacity:.45}th.th-sort[aria-sort=ascending] .sort-arrow,th.th-sort[aria-sort=descending] .sort-arrow{opacity:1;color:var(--text)}.list-search{display:inline-flex;align-items:center;gap:6px;max-width:100%}.list-search input{flex:1;min-width:0;max-width:220px}.list-search-btn{white-space:nowrap}.sg-addrow{all:unset;box-sizing:border-box;cursor:pointer;text-align:center;border:1px dashed var(--border-strong, #d4d4d8);border-radius:8px;color:var(--muted, #71717a);padding:10px 0;font-size:13.5px;font-weight:500}.sg-addrow:hover{color:#2563eb;border-color:#6494e8;background:#eef4ff}.sg-addrow:focus-visible{outline:2px solid var(--ring, #18181b);outline-offset:2px}.att-classes{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.att-class{all:unset;box-sizing:border-box;cursor:pointer;display:flex;flex-direction:column;gap:2px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);padding:8px 12px;font-size:13.5px;background:var(--surface)}.att-class:hover{background:var(--muted-bg)}.att-class.on{border-color:var(--ring);outline:1px solid var(--ring)}.att-class:focus-visible{outline:2px solid var(--ring);outline-offset:2px}.feedback-fab{position:fixed;right:20px;bottom:20px;z-index:40;height:40px;border-radius:999px;padding:0 16px;box-shadow:0 4px 14px #0000002e}.ai-layout{display:grid;grid-template-columns:1fr 260px;gap:16px;align-items:start}@media(max-width:900px){.ai-layout{grid-template-columns:1fr}.ai-layout>.ai-rail{order:-1}}.ai-chat{display:flex;flex-direction:column}.ai-log{max-height:55vh;min-height:260px;overflow-y:auto;display:flex;flex-direction:column;gap:10px;margin-bottom:12px}.ai-msg{border-radius:10px;padding:8px 12px;max-width:85%;font-size:14px;line-height:1.5}.ai-msg.user{align-self:flex-end;background:var(--primary);color:var(--primary-fg)}.ai-msg.assistant{align-self:flex-start;background:var(--muted-bg)}.ai-rail-row{display:flex;justify-content:space-between;align-items:center;padding:6px 0;border-bottom:1px solid var(--border);font-size:13.5px}.ai-rail-row:last-of-type{border-bottom:0}.ai-thinking{display:flex;align-items:center;gap:10px;font-style:italic;color:var(--muted)}.ai-dots{display:inline-flex;gap:4px}.ai-dots span{width:6px;height:6px;border-radius:50%;background:var(--subtle, #a1a1aa);animation:ai-bounce 1.2s infinite ease-in-out both}.ai-dots span:nth-child(1){animation-delay:-.24s}.ai-dots span:nth-child(2){animation-delay:-.12s}@keyframes ai-bounce{0%,80%,to{transform:scale(.6);opacity:.5}40%{transform:scale(1);opacity:1}}.app-version{padding:4px 11px;font-size:11.5px;color:var(--subtle, #a1a1aa);font-variant-numeric:tabular-nums}.mk{background:var(--bg);color:var(--text)}.mk a{color:inherit}.mk-nav{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:24px;padding:14px 28px;background:color-mix(in srgb,var(--surface) 88%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.mk-nav .brand{font-size:20px}.mk-nav>nav{display:flex;gap:20px;margin-left:8px}.mk-nav>nav a{color:var(--muted);font-weight:500;font-size:14px}.mk-nav>nav a:hover{color:var(--text);text-decoration:none}.mk-nav-cta{margin-left:auto;display:flex;gap:10px}@media(max-width:760px){.mk-nav{flex-wrap:wrap;gap:10px 12px;padding:12px 16px}.mk-nav>nav{display:none}}.mk-hero{max-width:1160px;margin:0 auto;padding:56px 24px 32px;display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}@media(max-width:900px){.mk-hero{grid-template-columns:1fr;gap:28px;padding-top:36px}}.mk-eyebrow{display:inline-block;font-size:13px;font-weight:600;color:var(--ok);background:var(--ok-bg);border:1px solid var(--ok-bd);padding:4px 12px;border-radius:999px;margin-bottom:16px}.mk-hero h1{font-size:46px;line-height:1.08;letter-spacing:-.03em;margin:0 0 16px}@media(max-width:900px){.mk-hero h1{font-size:34px}}.mk-hero-copy>p{font-size:18px;color:var(--muted);line-height:1.55;margin:0 0 24px;max-width:560px}.mk-hero-cta{display:flex;gap:12px;flex-wrap:wrap}.mk-big{height:46px;padding:0 22px;font-size:15.5px}.mk-builtfor{margin-top:28px}.mk-builtfor>span{font-size:12.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--subtle)}.mk-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:10px}.mk-chip{font-size:12.5px;color:var(--muted);background:var(--muted-bg);border:1px solid var(--border);border-radius:999px;padding:3px 10px}.mk-section{max-width:1080px;margin:0 auto;padding:56px 24px}.mk-section>h2{font-size:30px;letter-spacing:-.02em;text-align:center;margin:0 0 6px}.mk-sub{text-align:center;color:var(--muted);font-size:16px;margin:0 auto 36px;max-width:620px}.mk-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}@media(max-width:900px){.mk-steps{grid-template-columns:1fr 1fr}}@media(max-width:560px){.mk-steps{grid-template-columns:1fr}}.mk-step{padding:4px}.mk-step-n{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--primary);color:var(--primary-fg);font-weight:700;margin-bottom:12px}.mk-step h3{font-size:16px;margin:0 0 6px}.mk-step p{color:var(--muted);font-size:14px;line-height:1.5;margin:0}.mk-shots{display:grid;gap:40px}.mk-shot{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:center}.mk-shot.reverse>div{order:2}.mk-shot.reverse>.mock{order:1}@media(max-width:820px){.mk-shot,.mk-shot.reverse{grid-template-columns:1fr}.mk-shot.reverse>div,.mk-shot.reverse>.mock{order:unset}}.mk-shot h3{font-size:22px;letter-spacing:-.01em;margin:0 0 10px}.mk-shot p{color:var(--muted);font-size:15px;line-height:1.55;margin:0}.mk-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}@media(max-width:900px){.mk-grid{grid-template-columns:1fr 1fr}}@media(max-width:560px){.mk-grid{grid-template-columns:1fr}}.mk-benefit h3{font-size:16px;margin:0 0 8px}.mk-benefit p{color:var(--muted);font-size:14px;line-height:1.55;margin:0}.mk-faq{max-width:760px;margin:0 auto}.mk-faq-item{border-bottom:1px solid var(--border)}.mk-faq-item>button{all:unset;box-sizing:border-box;cursor:pointer;width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 4px;font-size:16px;font-weight:550;color:var(--text)}.mk-faq-chev{color:var(--subtle);font-size:20px}.mk-faq-item>p{color:var(--muted);font-size:15px;line-height:1.6;margin:0 4px 18px;max-width:660px}.mk-qa-section{max-width:760px}.qa-window{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow-md);overflow:hidden}.qa-head{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--border);font-weight:600;font-size:14px}.qa-dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 3px var(--ok-bg)}.qa-body{padding:16px;min-height:180px;max-height:420px;overflow-y:auto;display:flex;flex-direction:column;gap:10px}.qa-empty p{color:var(--muted);margin:0 0 12px}.qa-suggest{display:flex;flex-wrap:wrap;gap:8px}.qa-suggest button{all:unset;cursor:pointer;font-size:13px;color:var(--text);background:var(--muted-bg);border:1px solid var(--border);border-radius:999px;padding:6px 12px}.qa-suggest button:hover{border-color:var(--border-strong)}.qa-msg{border-radius:12px;padding:9px 13px;font-size:14.5px;line-height:1.5;max-width:88%}.qa-msg.user{align-self:flex-end;background:var(--primary);color:var(--primary-fg)}.qa-msg.assistant{align-self:flex-start;background:var(--muted-bg)}.qa-typing{font-style:italic;color:var(--muted)}.qa-input{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--border)}.qa-note{text-align:center;font-size:12.5px;margin-top:12px}.mk-cta{text-align:center;padding:64px 24px;background:var(--muted-bg);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.mk-cta h2{font-size:30px;letter-spacing:-.02em;margin:0 0 8px}.mk-cta p{color:var(--muted);font-size:16px;margin:0 0 22px}.mk-footer{max-width:1080px;margin:0 auto;padding:28px 24px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}.mk-footer nav{display:flex;gap:18px;flex-wrap:wrap}.mk-footer nav a{color:var(--muted);font-size:14px}.mock{border:1px solid var(--border-strong);border-radius:12px;overflow:hidden;background:var(--surface);box-shadow:var(--shadow-md)}.mock-bar{display:flex;align-items:center;gap:10px;padding:9px 12px;background:var(--muted-bg);border-bottom:1px solid var(--border)}.mock-dots{display:inline-flex;gap:5px}.mock-dots i{width:9px;height:9px;border-radius:50%;background:var(--border-strong)}.mock-title{font-size:12px;color:var(--muted)}.mock-body{padding:12px;font-size:12px}.mkgrid{display:grid;grid-template-columns:64px repeat(3,1fr);gap:6px}.mkcell{min-height:34px}.mkcell.mkhead{padding:4px 6px;border-radius:6px;background:var(--muted-bg)}.mkcell.mkhead b{display:block;font-size:11.5px}.mkcell.mkhead span{font-size:10px;color:var(--muted)}.mkcell.mkrow{display:flex;flex-direction:column;justify-content:center}.mkcell.mkrow b{font-size:11.5px}.mkcell.mkrow span{font-size:10px;color:var(--muted)}.mkchip{background:var(--surface);border:1px solid var(--border-strong);border-left:3px solid var(--border-strong);border-radius:5px;padding:4px 6px;margin-bottom:5px}.mkchip b{font-size:11px;display:block}.mkchip span{font-size:10px;color:var(--muted)}.mkchip.wl{border-left-color:#dc2626}.mkchip.full{border-left-color:#d97706}.mkempty{border:1px dashed var(--border);border-radius:6px;display:grid;place-items:center;color:var(--subtle);font-size:11px}.mktabs{display:flex;gap:8px;margin-bottom:10px;font-size:11.5px}.mktabs span{color:var(--muted);padding:3px 8px;border-radius:6px}.mktabs span.on{background:var(--primary);color:var(--primary-fg)}.mktable{width:100%;border-collapse:collapse}.mktable th,.mktable td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--border);font-size:11.5px}.mktable th{color:var(--muted);font-weight:500}.mkmuted{color:var(--subtle)}.mkbadge{font-size:10px;padding:1px 7px;border-radius:999px;border:1px solid var(--border)}.mkbadge.ok{background:var(--ok-bg);color:var(--ok);border-color:var(--ok-bd)}.mkbadge.warn{background:var(--warn-bg);color:var(--warn);border-color:var(--warn-bd)}.mkbadge.no{background:var(--danger-bg);color:var(--danger);border-color:var(--danger-bd)}.mkdl{display:flex;gap:8px;margin-top:10px}.mkbtn{font-size:11px;padding:4px 10px;border:1px solid var(--border-strong);border-radius:6px;color:var(--text);background:var(--surface)}.mkchat{display:flex;flex-direction:column;gap:8px}.mkc{border-radius:10px;padding:8px 11px;font-size:12px;line-height:1.45;max-width:92%}.mkc.assistant{align-self:flex-start;background:var(--muted-bg)}.mkc.user{align-self:flex-end;background:var(--primary);color:var(--primary-fg)}.mkrail{display:flex;gap:8px;margin-top:10px}.guide{max-width:1080px;margin:0 auto;padding:32px 24px;display:grid;grid-template-columns:220px 1fr;gap:40px;align-items:start}@media(max-width:820px){.guide{grid-template-columns:1fr}.guide-toc{position:static!important}}.guide-toc{position:sticky;top:78px;display:flex;flex-direction:column;gap:2px}.guide-toc-title{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--subtle);margin-bottom:8px}.guide-toc a{color:var(--muted);font-size:14px;padding:6px 10px;border-radius:6px}.guide-toc a:hover{background:var(--muted-bg);color:var(--text);text-decoration:none}.guide-main>h1{font-size:30px;letter-spacing:-.02em;margin:0 0 8px}.guide-section{padding:24px 0;border-top:1px solid var(--border);scroll-margin-top:80px}.guide-section h2{font-size:20px;margin:0 0 12px}.guide-section p{color:var(--text);font-size:15px;line-height:1.65;margin:0 0 12px}.guide-section ul{margin:0 0 12px;padding-left:20px}.guide-section li{font-size:15px;line-height:1.6;margin-bottom:6px;color:var(--text)}