:root,[data-theme=light]{--text:#475569;--text-h:#0f172a;--text-muted:#64748b;--bg:#eef1f6;--surface:#fff;--surface-muted:#f7f8fb;--border:#d5dae3;--border-strong:#bec6d4;--code-bg:#f0f2f7;--input-bg:#fff;--header-height:72px;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--card-shadow:0 1px 2px #0f172a0f, 0 8px 24px #0f172a14;--sans:"Inter", "Noto Sans JP", ui-sans-serif, system-ui, sans-serif;--heading:"Inter", "Noto Sans JP", ui-sans-serif, system-ui, sans-serif;--mono:ui-monospace, Consolas, monospace;--font-normal:400;--font-medium:500;--font-semibold:600;--font-bold:700;--tracking-tight:-.025em;--tracking-normal:-.011em;font-family:var(--sans);font-size:20px;font-weight:var(--font-normal);letter-spacing:var(--tracking-normal);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5}@media (width<=1024px){:root,[data-theme=light]{font-size:18px}}[data-theme=system]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark}@media (prefers-color-scheme:dark){[data-theme=system]{--lightningcss-light: ;--lightningcss-dark:initial}}[data-theme=dark]{--text:#94a3b8;--text-h:#f1f5f9;--text-muted:#64748b;--bg:#0e1014;--surface:#1a1e27;--surface-muted:#232833;--border:#3a4150;--border-strong:#4d5668;--code-bg:#252b36;--input-bg:#1f2430;--header-height:72px;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px;--card-shadow:0 1px 2px #00000073, 0 10px 28px #00000059, inset 0 1px 0 #ffffff0a;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}@media (prefers-color-scheme:dark){[data-theme=system]{--text:#94a3b8;--text-h:#f1f5f9;--text-muted:#64748b;--bg:#0e1014;--surface:#1a1e27;--surface-muted:#232833;--border:#3a4150;--border-strong:#4d5668;--code-bg:#252b36;--input-bg:#1f2430;--header-height:72px;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px;--card-shadow:0 1px 2px #00000073, 0 10px 28px #00000059, inset 0 1px 0 #ffffff0a;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}#root{box-sizing:border-box;width:100%;min-height:100svh;margin:0 auto}body{font-family:var(--sans);font-weight:var(--font-normal);background:var(--bg);color:var(--text);margin:0}.auth-page{box-sizing:border-box;justify-content:center;align-items:center;min-height:100svh;padding:24px;display:flex}.auth-card{border:1px solid var(--border-strong);width:100%;max-width:400px;box-shadow:var(--card-shadow);background:var(--surface);border-radius:16px;padding:48px 32px}.auth-logo{font-family:var(--heading);font-size:48px;font-weight:var(--font-semibold);letter-spacing:var(--tracking-tight);color:var(--text-h);margin:0 0 8px}.auth-subtitle{color:var(--text-muted);font-weight:var(--font-normal);margin-bottom:32px}.auth-button{background:var(--accent);color:#fff;width:100%;font-size:18px;font-weight:var(--font-medium);cursor:pointer;border:none;border-radius:8px;padding:14px 20px}.auth-button:hover{opacity:.9}.app-page{background:var(--bg);flex-direction:column;min-height:100svh;display:flex}.app-page-dashboard{height:100svh;overflow:hidden}.app-page-dashboard .app-header{z-index:100;flex-shrink:0}.app-page-dashboard .app-main{flex:1;min-height:0;overflow:hidden}.app-header{min-height:var(--header-height);border-bottom:1px solid var(--border-strong);background:var(--surface);box-sizing:border-box;flex-shrink:0;justify-content:space-between;align-items:center;gap:16px;padding:0 28px;display:flex;box-shadow:0 1px #0f172a0a}.app-header-brand{min-height:var(--header-height);align-items:center;display:flex}.app-logo-link{font-family:var(--heading);font-size:28px;font-weight:var(--font-semibold);letter-spacing:var(--tracking-tight);color:var(--text-h);line-height:1;text-decoration:none}.app-logo-link:hover{color:var(--accent)}.app-header h1{margin:0;font-size:28px}.app-header-actions{min-height:var(--header-height);align-items:center;gap:12px;display:flex}.app-header-user{color:var(--text-h);white-space:nowrap;font-size:18px;line-height:1}.app-header-mobile{align-items:center;gap:10px;display:none;position:relative}.app-header-menu-button{border:1px solid var(--border-strong);background:var(--surface-muted);width:44px;height:44px;color:var(--text-h);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;padding:0;display:inline-flex}.app-header-menu-button:hover{border-color:var(--accent-border)}.app-header-menu-icon{background:currentColor;border-radius:999px;width:18px;height:2px;display:block;box-shadow:0 -6px,0 6px}.app-header-dropdown{z-index:100;border:1px solid var(--border-strong);background:var(--surface);min-width:200px;box-shadow:var(--card-shadow);border-radius:12px;flex-direction:column;gap:4px;padding:8px;display:flex;position:absolute;top:calc(100% + 8px);right:0}.app-header-dropdown-user{color:var(--text-h);border-bottom:1px solid var(--border);margin:0;padding:10px 12px 8px;font-size:18px;line-height:1.3}.app-header-dropdown-item{width:100%;min-height:44px;color:var(--text-h);font:inherit;text-align:left;cursor:pointer;box-sizing:border-box;background:0 0;border:none;border-radius:8px;align-items:center;padding:10px 12px;text-decoration:none;display:flex}.app-header-dropdown-item:hover,.app-header-dropdown-item-button:hover{background:var(--surface-muted)}.app-header-dropdown-item-active{background:var(--accent-bg);font-weight:var(--font-medium)}@media (width<=768px){.app-header{padding:0 16px}.app-header-actions-desktop{display:none}.app-header-mobile{display:flex}}@media (width>=769px){.app-header-mobile{display:none}}.app-header-nav{border:1px solid var(--border-strong);background:var(--surface-muted);min-height:40px;color:var(--text-h);box-sizing:border-box;border-radius:8px;justify-content:center;align-items:center;padding:10px 18px;font-size:17px;line-height:1;text-decoration:none;display:inline-flex}.app-header-nav:hover{border-color:var(--accent-border)}.app-header-nav-active{border-color:var(--accent-border);background:var(--accent-bg);color:var(--text-h);font-weight:var(--font-medium)}.app-header-button{box-sizing:border-box;min-height:40px;padding:10px 18px;line-height:1}.page-heading{margin-bottom:8px}.page-back-button{width:auto;font:inherit;cursor:pointer;align-items:center;margin-bottom:16px;text-decoration:none;display:inline-flex}.page-heading h2{margin:0 0 8px}.page-heading-subtitle{color:var(--text);margin:0}.app-main{flex:1;padding:0}.dashboard-layout{align-items:stretch;width:100%;height:100%;min-height:0;display:grid;overflow:hidden}.dashboard-layout-horizontal{grid-template-columns:minmax(0, 1fr) 6px var(--dashboard-chat-size,420px);grid-template-rows:minmax(0,1fr)}.dashboard-layout-vertical{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0, 1fr) 6px var(--dashboard-chat-size,380px);min-height:0}.dashboard-roadmap-area{box-sizing:border-box;scrollbar-width:none;-ms-overflow-style:none;min-width:0;min-height:0;padding:28px 40px 64px;overflow:hidden auto}.dashboard-roadmap-area::-webkit-scrollbar{display:none}.dashboard-layout-horizontal .dashboard-roadmap-area{grid-area:1/1}.dashboard-split-handle{z-index:10;touch-action:none;-webkit-user-select:none;user-select:none;background:0 0;position:relative}.dashboard-layout-horizontal .dashboard-split-handle{cursor:col-resize;border-left:1px solid var(--border-strong);grid-area:1/2;width:6px;height:100%;min-height:0}.dashboard-layout-vertical .dashboard-split-handle{cursor:row-resize;border-top:1px solid var(--border-strong);grid-area:2/1;width:100%;height:6px}.dashboard-split-handle:after{content:"";z-index:0;position:absolute}.dashboard-layout-horizontal .dashboard-split-handle:after{inset:0 -5px}.dashboard-layout-vertical .dashboard-split-handle:after{inset:-5px 0}.dashboard-split-handle:before{content:"";z-index:1;background:var(--border-strong);pointer-events:none;opacity:0;border-radius:999px;transition:opacity .15s,background-color .15s;position:absolute}.dashboard-layout-horizontal .dashboard-split-handle:before{width:2px;height:40px;top:50%;left:50%;transform:translate(-50%,-50%)}.dashboard-layout-vertical .dashboard-split-handle:before{width:40px;height:2px;top:50%;left:50%;transform:translate(-50%,-50%)}.dashboard-split-handle:hover:before,.dashboard-layout-dragging .dashboard-split-handle:before{opacity:1;background:var(--accent)}.dashboard-chat-area{background:var(--surface);box-sizing:border-box;flex-direction:column;min-width:0;min-height:0;padding:0;display:flex;overflow:hidden}.dashboard-layout-horizontal .dashboard-chat-area{grid-area:1/3;height:100%;min-height:0}.dashboard-layout-vertical .dashboard-roadmap-area{grid-area:1/1;padding:24px 20px 32px}.dashboard-layout-vertical .dashboard-chat-area{flex-direction:column;grid-area:3/1;width:100%;min-height:0;padding:0;display:flex}.dashboard-layout-vertical .dashboard-chat-panel{flex:1;min-height:0}body.dashboard-split-dragging{-webkit-user-select:none;user-select:none}body.dashboard-split-dragging-horizontal{cursor:col-resize}body.dashboard-split-dragging-vertical,body.dashboard-split-dragging-vertical *{cursor:row-resize}.dashboard-chat-panel{box-shadow:none;background:var(--surface);--chat-text-size:15px;--chat-text-line-height:1.45;border:none;border-radius:0;flex-direction:column;flex:1;min-width:0;min-height:0;padding:16px 20px 20px;display:flex;overflow:hidden}.dashboard-chat-panel .panel-header{border-bottom:1px solid var(--border);flex-wrap:wrap;gap:8px;margin-bottom:12px;padding-bottom:12px}.dashboard-chat-panel .provider-select{max-width:100%}@media (width<=1100px){.dashboard-layout-vertical .dashboard-chat-panel{min-height:0}}.dashboard-main{width:100%;max-width:720px;margin:0 auto}.dashboard-column{border:1px solid var(--border-strong);box-shadow:var(--card-shadow);background:var(--surface);border-radius:16px;flex-direction:column;min-height:520px;padding:20px;display:flex}.roadmap-panel{width:100%}.roadmap-panel .panel-header{margin-bottom:20px;padding-bottom:16px}.roadmap-panel .panel-header h2{font-size:1.45rem}.roadmap-progress-badge{color:var(--text-muted);font-size:16px}.roadmap-life-intro{color:var(--text-muted);margin:0 0 16px;font-size:16px;line-height:1.5}.roadmap-add-milestone-button{border:1px solid var(--accent-border,#93c5fd);background:var(--accent-bg,#eff6ff);color:var(--text-h,#0f172a);font-size:17px;font-weight:var(--font-semibold);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;margin-bottom:20px;padding:11px 18px;display:inline-flex}.roadmap-add-milestone-button:hover:not(:disabled){background:var(--accent-bg-hover,#dbeafe)}.roadmap-add-milestone-button:disabled{opacity:.6;cursor:not-allowed}.roadmap-tree-toolbar{align-items:center;gap:10px;margin-bottom:12px;display:flex}.roadmap-toolbar-label{color:var(--text-muted);font-size:16px}.roadmap-tree-node-milestone>.roadmap-tree-node-row .roadmap-node-label{font-weight:var(--font-semibold)}.panel-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;padding-bottom:12px;display:flex}.panel-header h2{font-size:1.45rem;font-weight:var(--font-semibold);color:var(--text-h);letter-spacing:var(--tracking-tight);margin:0}.panel-action{font-size:16px}.roadmap-list{flex-wrap:wrap;gap:8px;margin:0 0 24px;padding:0;list-style:none;display:flex}.roadmap-list-item-wrap{position:relative}.roadmap-list-menu{z-index:3;position:absolute;top:calc(100% + 4px);left:0;transform:none}.roadmap-list-item{border:1px solid var(--border);background:var(--surface-muted);width:auto;color:var(--text-h);cursor:pointer;text-align:left;border-radius:999px;justify-content:space-between;align-items:center;gap:8px;padding:10px 14px;font-size:17px;display:inline-flex}.roadmap-list-item-active{border-color:var(--accent-border);background:var(--accent-bg)}.roadmap-detail{padding:0}.roadmap-goal-row{border-bottom:1px solid var(--border);align-items:center;gap:8px;margin-bottom:20px;padding-bottom:16px;display:flex;position:relative}.roadmap-goal-trigger{font-weight:var(--font-semibold);color:var(--text-h);text-align:left;cursor:pointer;background:0 0;border:none;flex:1;padding:0;font-size:1.25rem;line-height:1.5}.roadmap-goal-trigger:hover,.roadmap-goal-trigger-open{color:var(--accent)}.roadmap-tree-toolbar{margin-bottom:8px}.roadmap-icon-button{border:1px solid var(--border);background:var(--surface);width:32px;height:32px;color:var(--text-h);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;padding:0;display:inline-flex}.roadmap-icon-button:hover:not(:disabled){border-color:var(--accent-border);color:var(--accent)}.roadmap-icon-button:disabled{opacity:.5;cursor:not-allowed}.roadmap-tree-node-row{border-radius:10px;align-items:center;gap:4px;max-width:100%;display:inline-flex;position:relative}.roadmap-node-more-button{width:36px;height:36px;color:var(--text-muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;margin-right:4px;padding:0;display:inline-flex}.roadmap-node-more-button:hover:not(:disabled),.roadmap-node-more-button[aria-expanded=true]{border-color:var(--border-strong);background:var(--surface-muted);color:var(--text-h)}.roadmap-node-more-button:disabled{opacity:.5;cursor:not-allowed}.roadmap-tree-node-row:hover,.roadmap-tree-node-row-open{background:var(--surface);box-shadow:0 1px 3px #0f172a0f}.roadmap-tree-node-row-open{padding:4px 10px}.roadmap-node-trigger{color:var(--text-h);text-align:left;cursor:default;background:0 0;border:none;border-radius:8px;align-items:center;gap:10px;padding:8px 10px;font-size:19px;line-height:1.5;display:inline-flex}.roadmap-tree-node-row-open .roadmap-node-trigger{padding:4px 0}.roadmap-node-trigger-expandable,.roadmap-node-trigger-leaf{cursor:pointer}.roadmap-node-chevron,.roadmap-node-chevron-spacer{width:18px;height:32px;color:var(--text-muted);flex-shrink:0;justify-content:center;align-items:center;display:inline-flex}.roadmap-node-chevron{transition:transform .18s,color .18s}.roadmap-node-chevron-collapsed{transform:rotate(-90deg)}.roadmap-tree-node-collapsed>.roadmap-tree-node-row .roadmap-node-label{color:var(--text)}.roadmap-node-collapsed-badge{background:var(--surface-muted);min-width:20px;height:20px;color:var(--text-muted);font-size:12px;font-weight:var(--font-semibold);text-align:center;border-radius:999px;flex-shrink:0;padding:0 6px;line-height:20px}.roadmap-tree-node-row:hover .roadmap-node-chevron,.roadmap-tree-node-row-open .roadmap-node-chevron{color:var(--accent)}.roadmap-node-label{max-width:min(48ch,100vw - 520px);color:var(--text-h);font-weight:var(--font-medium);white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.roadmap-status-icon{box-sizing:border-box;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;transition:background-color .15s,border-color .15s,color .15s;display:inline-flex}.roadmap-status-icon-pending{background:var(--surface);border:2px solid var(--border-strong)}.roadmap-status-icon-in_progress{color:#fff;background:var(--accent);border:2px solid var(--accent);box-shadow:0 0 0 3px var(--accent-bg)}.roadmap-status-icon-in_progress svg{width:24px;height:24px;display:block}.roadmap-status-icon-completed{color:#fff;background:#16a34a;border:2px solid #16a34a}.roadmap-tree-node-completed .roadmap-status-icon-completed{background:#16a34a;border-color:#16a34a}[data-theme=dark] .roadmap-status-icon-completed,[data-theme=dark] .roadmap-tree-node-completed .roadmap-status-icon-completed{background:#22c55e;border-color:#22c55e}@media (prefers-color-scheme:dark){[data-theme=system] .roadmap-status-icon-completed,[data-theme=system] .roadmap-tree-node-completed .roadmap-status-icon-completed{background:#22c55e;border-color:#22c55e}}.roadmap-node-trigger-active .roadmap-node-label{color:var(--accent);font-weight:var(--font-medium)}.roadmap-node-trigger-done .roadmap-node-label,.roadmap-tree-node-completed .roadmap-node-label{text-decoration:line-through;text-decoration-thickness:1.5px;-webkit-text-decoration-color:color-mix(in srgb, var(--text-h) 45%, transparent);text-decoration-color:color-mix(in srgb, var(--text-h) 45%, transparent);color:var(--text-h);opacity:.72}.roadmap-node-menu{z-index:4;flex-shrink:0;align-items:center;gap:2px;display:flex}.roadmap-node-context-menu{border:1px solid var(--border);background:var(--surface);border-radius:8px;padding:3px;position:absolute;top:50%;left:calc(100% + 4px);transform:translateY(-50%);box-shadow:0 4px 14px #0f172a1a}.roadmap-node-leaf-menu{z-index:5;box-shadow:none;background:0 0;border:none;flex-shrink:0;align-items:center;padding:0;display:inline-flex;position:static;transform:none}.roadmap-node-leaf-action:disabled{color:var(--text-muted);cursor:default;text-decoration:none}.roadmap-goal-row .roadmap-node-menu{border:1px solid var(--border);background:var(--surface);border-radius:8px;padding:4px;box-shadow:0 4px 12px #0f172a14}.roadmap-node-menu-item{width:28px;height:28px;color:var(--text-h);cursor:pointer;background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;padding:0;display:inline-flex}.roadmap-node-menu-item:hover{background:var(--surface-muted);color:var(--accent)}.roadmap-node-menu-item-danger:hover{color:#dc2626}.roadmap-tree,.roadmap-tree-children{margin:0;padding:0;list-style:none}.roadmap-tree-children{border-left:2px solid var(--border);margin-left:14px;padding-left:22px}.roadmap-tree-node{margin-bottom:4px}.roadmap-tree-node .roadmap-tree-children .roadmap-tree-node:last-child{margin-bottom:0}.roadmap-tree>.roadmap-tree-node{margin-bottom:6px}.roadmap-tree-empty{color:var(--text-muted);padding:8px 10px;font-size:16px;list-style:none}.chat-panel{min-height:0}.dashboard-chat-panel .chat-messages{min-height:100px;max-height:none;font-size:var(--chat-text-size);line-height:var(--chat-text-line-height);background:0 0;border:none;border-radius:0;flex:1;margin-bottom:12px;padding:0}.dashboard-chat-panel .chat-messages .auth-subtitle{font-size:var(--chat-text-size);line-height:var(--chat-text-line-height);margin:0}.chat-messages{border:1px solid var(--border);background:var(--surface-muted);border-radius:12px;flex-direction:column;flex:1;gap:10px;margin-bottom:16px;padding:12px;display:flex;overflow:auto}.dashboard-chat-panel .chat-message{font-size:inherit;line-height:inherit;padding:10px 12px}.chat-message{border:1px solid var(--border-strong);border-radius:10px;padding:12px;font-size:1.05rem;line-height:1.55;box-shadow:0 1px 2px #0f172a0d}.dashboard-chat-panel .chat-message strong{font-size:var(--chat-text-size);font-weight:var(--font-semibold);letter-spacing:0}.chat-message-user{background:var(--accent-bg)}.chat-message-assistant{background:var(--code-bg)}.chat-message p{margin-top:6px}.chat-form{flex-shrink:0;align-items:flex-end;gap:12px;min-width:0;display:flex}.chat-form .task-input,.chat-form .chat-input{flex:1;min-width:0}.chat-form .chat-input{border:1px solid var(--border-strong);background:var(--input-bg);min-height:38px;max-height:320px;color:var(--text-h);font-size:var(--chat-text-size);line-height:var(--chat-text-line-height);resize:none;white-space:pre-wrap;word-break:break-word;border-radius:8px;padding:8px 12px;display:block;overflow-y:hidden}.chat-send-button{white-space:nowrap;flex-shrink:0;width:auto;padding:8px 16px;font-size:15px}.chat-hint{color:var(--text-muted);font-weight:var(--font-normal);margin-bottom:12px}.provider-select{border:1px solid var(--border-strong);background:var(--input-bg);color:var(--text-h);font-family:var(--sans);font-weight:var(--font-medium);border-radius:8px;padding:8px 10px;font-size:14px}.settings-main{flex-direction:column;gap:24px;width:100%;max-width:1024px;margin:0 auto;display:flex}.settings-section{border:1px solid var(--border-strong);box-shadow:var(--card-shadow);background:var(--surface);border-radius:16px;padding:24px}.settings-section>h2{border-bottom:1px solid var(--border);margin-bottom:4px;padding-bottom:12px}.settings-add-button{width:auto;padding:10px 16px}.settings-list{flex-direction:column;gap:12px;margin:0;padding:0;list-style:none;display:flex}.settings-card{border:1px solid var(--border-strong);background:var(--surface-muted);border-radius:12px;justify-content:space-between;align-items:center;gap:16px;padding:14px 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.panel-header+.task-error{margin-top:4px}.app-modal-backdrop,.settings-modal-backdrop{z-index:200;background:#00000073;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.app-modal,.settings-modal{background:var(--surface);border:1px solid var(--border-strong);width:100%;max-width:480px;box-shadow:var(--card-shadow);border-radius:16px;padding:24px}.app-modal-title{margin:0 0 12px;font-size:1.15rem}.app-modal-message{color:var(--text);white-space:pre-line;margin:0 0 20px;line-height:1.6}.app-modal-field{color:var(--text-h);flex-direction:column;gap:8px;margin-bottom:20px;font-size:15px;display:flex}.app-modal-field input{border:1px solid var(--border-strong);background:var(--input-bg);color:var(--text-h);font:inherit;border-radius:8px;padding:10px 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