:root{--bg-color: #fafafa;--bg-surface: #ffffff;--panel-bg: #ffffff;--panel-border: rgba(0, 0, 0, .08);--text-main: #1a1a2e;--text-muted: #6b7280;--text-subtle: #9ca3af;--accent: #2563eb;--accent-hover: #1d4ed8;--accent-light: rgba(37, 99, 235, .08);--danger: #dc2626;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 2px 8px rgba(0, 0, 0, .06);--shadow-lg: 0 4px 16px rgba(0, 0, 0, .08);--space-xs: .25rem;--space-sm: .5rem;--space-md: .75rem;--space-lg: 1rem;--space-xl: 1.5rem;--space-2xl: 2rem;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--text-xs: .75rem;--text-sm: .8125rem;--text-base: .875rem;--text-lg: 1rem;--text-xl: 1.25rem}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Noto Sans JP,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background-color:var(--bg-color);color:var(--text-main);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;display:flex;flex-direction:column}#root{flex:1;display:flex;flex-direction:column;width:100%;max-width:none;margin:0;padding:0}h1,h2,h3,h4,h5,h6{font-weight:600;margin-bottom:.5rem;letter-spacing:-.02em;color:var(--text-main)}p{color:var(--text-muted)}button{cursor:pointer;border:none;background:none;color:inherit;font:inherit;display:inline-flex;align-items:center;justify-content:center;transition:background .15s ease,color .15s ease,opacity .15s ease}.btn{background:var(--bg-surface);border:1px solid var(--panel-border);color:var(--text-main);padding:.5rem 1rem;border-radius:8px;font-weight:500;font-size:.875rem}.btn:hover{background:var(--bg-color)}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn-secondary{background:var(--bg-color);border:1px solid var(--panel-border);color:var(--text-main)}.btn-secondary:hover{background:#0000000a}input,select{font-family:inherit;background:var(--bg-color);border:1px solid var(--panel-border);color:var(--text-main);padding:.5rem .75rem;border-radius:8px;transition:border-color .15s ease;outline:none;font-size:.875rem}select{appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .6rem center;background-color:var(--bg-color);padding-right:2rem;cursor:pointer;transition:none}select:focus,select:active{background-color:var(--bg-color);outline:none}select option{background-color:var(--bg-surface);color:var(--text-main);padding:.4rem}input[type=range]{-webkit-appearance:none;appearance:none;padding:0;margin:0;cursor:pointer;height:4px;background:#0000001a;border:none;border-radius:2px;outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;border-radius:50%;background:var(--accent);border:2px solid var(--bg-surface);cursor:pointer;box-shadow:0 1px 3px #00000026}input[type=range]::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--accent);border:2px solid var(--bg-surface);cursor:pointer;box-shadow:0 1px 3px #00000026}input[type=range]::-moz-range-track{height:4px;background:#0000001a;border:none;border-radius:2px}input:focus,select:focus{border-color:var(--accent)}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .3s ease-out forwards}@keyframes spin{to{transform:rotate(360deg)}}.animate-spin{animation:spin 1s linear infinite}.app-container{display:flex;height:100vh;overflow:hidden}.sidebar{width:420px;min-width:420px;height:100vh;background:var(--bg-surface);border-right:1px solid var(--panel-border);overflow-y:auto;overflow-x:hidden;padding:1.5rem;display:flex;flex-direction:column;gap:.75rem;transition:transform .3s cubic-bezier(.16,1,.3,1);z-index:10;flex-shrink:0}.sidebar>*{flex-shrink:0}.main-content{flex:1;display:flex;flex-direction:column;overflow-y:auto;padding:2rem;background:var(--bg-color);position:relative}.hamburger-btn{display:none;background:var(--bg-surface);border:1px solid var(--panel-border);color:var(--text-main);padding:.5rem;border-radius:8px;z-index:100;cursor:pointer}.sidebar-overlay{display:none;position:fixed;inset:0;background:#0003;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:5}@media(max-width:1000px){.app-container{flex-direction:column}.sidebar{position:fixed;top:0;left:0;bottom:0;width:85vw;min-width:unset;max-width:400px;height:100vh;z-index:50;transform:translate(-100%);background:var(--bg-surface)}.sidebar.open{transform:translate(0)}.sidebar.open~.sidebar-overlay{display:block}.hamburger-btn{display:inline-flex;margin-right:1rem;align-items:center;justify-content:center}.main-content{padding:1rem}}.sidebar::-webkit-scrollbar{width:4px}.sidebar::-webkit-scrollbar-track{background:transparent}.sidebar::-webkit-scrollbar-thumb{background:#0000001f;border-radius:2px}.sidebar::-webkit-scrollbar-thumb:hover{background:#0003}button:disabled,.btn:disabled{opacity:.35;cursor:not-allowed;pointer-events:none}hr{border:none;border-top:1px solid var(--panel-border);margin:var(--space-sm) 0}select:hover{border-color:#00000026}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield;appearance:textfield}input[type=checkbox]{accent-color:var(--accent);width:16px;height:16px;cursor:pointer}