:root{--bg: #0a0e1a;--surface: #111827;--surface-light: #1a2235;--border: #2a3550;--accent: #f6821f;--accent-glow: rgba(246, 130, 31, .12);--blue: #3b82f6;--green: #10b981;--orange: #f59e0b;--red: #ef4444;--purple: #a78bfa;--cyan: #06b6d4;--text: #e2e8f0;--text-dim: #8892a8;--text-bright: #f8fafc;--radius: 12px;--radius-sm: 8px;--font: "Noto Sans JP", "Helvetica Neue", sans-serif;--font-mono: "Source Code Pro", monospace}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh;display:flex;flex-direction:column}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-dim)}.app-layout{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--surface);border-right:1px solid var(--border);padding:20px 0;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:transform .3s ease}.sidebar-logo{display:flex;align-items:center;gap:10px;padding:0 20px 20px;border-bottom:1px solid var(--border);margin-bottom:12px}.sidebar-logo .icon{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--green));display:flex;align-items:center;justify-content:center;font-size:18px}.sidebar-logo h1{font-size:14px;font-weight:700;color:var(--text-bright);line-height:1.3}.sidebar-nav{flex:1;padding:0 8px}.nav-link{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--radius-sm);color:var(--text-dim);text-decoration:none;font-size:13.5px;font-weight:400;transition:all .2s ease;margin-bottom:2px;border:1px solid transparent}.nav-link:hover{background:var(--surface-light);color:var(--text)}.nav-link.active{background:var(--accent-glow);color:var(--accent);font-weight:600;border-color:var(--accent)}.nav-link .icon{font-size:16px;width:22px;text-align:center}.main-content{flex:1;margin-left:240px;padding:24px 32px;max-width:1200px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.page-header h2{font-size:22px;font-weight:700;color:var(--text-bright);display:flex;align-items:center;gap:10px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;margin-bottom:16px}.card-accent{border-left:3px solid var(--accent)}.card h3{font-size:15px;font-weight:600;color:var(--text-bright);margin-bottom:14px;display:flex;align-items:center;gap:8px}.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;font-family:var(--font);cursor:pointer;transition:all .2s ease;border:1px solid transparent;text-decoration:none}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{opacity:.9;transform:translateY(-1px)}.btn-secondary{background:var(--surface-light);color:var(--text);border-color:var(--border)}.btn-secondary:hover{background:var(--border)}.btn-danger{background:#ef444426;color:var(--red);border-color:#ef44444d}.btn-danger:hover{background:#ef444440}.btn-success{background:#10b98126;color:var(--green);border-color:#10b9814d}.btn-success:hover{background:#10b98140}.btn-sm{padding:6px 12px;font-size:12px}.btn-lg{padding:12px 24px;font-size:15px}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.input-group{margin-bottom:16px}.input-group label{display:block;font-size:12px;font-weight:600;color:var(--text-dim);margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}.input{width:100%;padding:10px 14px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:var(--font);font-size:14px;transition:border-color .2s;outline:none}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.input::placeholder{color:var(--text-dim)}select.input{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238892a8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.grid-auto{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px}.badge{display:inline-block;padding:2px 10px;border-radius:20px;font-size:11px;font-weight:600}.badge-green{background:#10b98126;color:var(--green);border:1px solid rgba(16,185,129,.3)}.badge-red{background:#ef444426;color:var(--red);border:1px solid rgba(239,68,68,.3)}.badge-orange{background:#f59e0b26;color:var(--orange);border:1px solid rgba(245,158,11,.3)}.badge-blue{background:#3b82f626;color:var(--blue);border:1px solid rgba(59,130,246,.3)}.badge-purple{background:#a78bfa26;color:var(--purple);border:1px solid rgba(167,139,250,.3)}.progress-bar{width:100%;height:8px;background:var(--bg);border-radius:4px;overflow:hidden}.progress-fill{height:100%;border-radius:4px;transition:width .5s ease,background .3s ease}.stat-card{background:var(--surface-light);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px}.stat-value{font-size:28px;font-weight:700;color:var(--text-bright);margin-bottom:4px}.stat-label{font-size:12px;color:var(--text-dim)}.toggle{position:relative;width:44px;height:24px;background:var(--border);border-radius:12px;cursor:pointer;transition:background .2s;border:none;padding:0}.toggle.active{background:var(--green)}.toggle:after{content:"";position:absolute;width:18px;height:18px;border-radius:50%;background:#fff;top:3px;left:3px;transition:transform .2s}.toggle.active:after{transform:translate(20px)}.alert{padding:12px 16px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:12px}.alert-error{background:#ef44441f;border:1px solid rgba(239,68,68,.25);color:var(--red)}.alert-success{background:#10b9811f;border:1px solid rgba(16,185,129,.25);color:var(--green)}.alert-warning{background:#f59e0b1f;border:1px solid rgba(245,158,11,.25);color:var(--orange)}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-fade-in{animation:fadeIn .3s ease-out}.animate-pulse{animation:pulse 2s infinite}@media(max-width:768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.main-content{margin-left:0;padding:16px}.grid-2,.grid-3{grid-template-columns:1fr}.page-header{flex-direction:column;align-items:flex-start;gap:12px}}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a0a00,#0f172a 60%)}.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:36px 40px;width:100%;max-width:440px;animation:fadeIn .4s ease-out}.auth-card h1{font-size:22px;font-weight:700;color:var(--text-bright);text-align:center;margin-bottom:8px}.auth-card .subtitle{text-align:center;color:var(--text-dim);font-size:13px;margin-bottom:28px}.divider{display:flex;align-items:center;gap:12px;margin:20px 0;color:var(--text-dim);font-size:12px}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border)}.child-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:all .2s}.child-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 4px 20px #0000004d}.child-avatar{font-size:32px;margin-bottom:8px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease-out}.modal{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px 32px;width:100%;max-width:500px;max-height:90vh;overflow-y:auto}.modal h3{font-size:18px;font-weight:700;color:var(--text-bright);margin-bottom:16px}.loading-spinner{width:24px;height:24px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:48px 20px;color:var(--text-dim)}.empty-state .icon{font-size:48px;margin-bottom:16px}.empty-state p{font-size:14px;margin-bottom:20px}