@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700&display=swap");:root{--bg:#F9F9F9;--card:#FFFFFF;--muted:#F2F4F3;--border:#EBEBEB;--text:#1A1A1A;--sub:#5F6C72;--dim:#A0AAB0;--accent:#2D9B83;--accent-bg:#E8F5F1;--accent-dark:#238070;--green:#2D8A56;--green-bg:#EEFBF3;--red:#D14343;--blue:#4A8BC2;--font:"Noto Sans JP",sans-serif}*{margin:0;padding:0;box-sizing:border-box}body,html{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{display:none}*{scrollbar-width:none}button,input,select,textarea{font-family:var(--font)}input::placeholder,textarea::placeholder{color:var(--dim)}a{color:inherit;text-decoration:none}.container{margin:0 auto;min-height:100vh;position:relative;background:var(--bg)}@media (min-width:768px){.container{display:flex;max-width:1200px}.sidebar{width:240px;flex-shrink:0;position:-webkit-sticky;position:sticky;top:0;height:100vh;border-right:1px solid var(--border);background:var(--card);padding:20px 0;display:flex;flex-direction:column}.main-content{flex:1 1;min-width:0;max-width:800px}.hide-desktop{display:none!important}.planner-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:12px;gap:12px}.chat-split{display:flex;height:100vh}.chat-split-list{width:320px;flex-shrink:0;border-right:1px solid var(--border);overflow-y:auto}.chat-split-main{flex:1 1}}@media (max-width:767px){.container{max-width:430px}.sidebar{display:none}.hide-mobile{display:none!important}.planner-grid{display:flex;flex-direction:column;gap:10px}}.card{border-radius:12px;box-shadow:0 1px 3px rgba(0,0,0,.04),0 1px 2px rgba(0,0,0,.02)}.card,.card-bordered{background:var(--card)}.card-bordered{border:1px solid var(--border);border-radius:12px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 22px;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all .15s ease;letter-spacing:-.01em}.btn:disabled{opacity:.4;cursor:default}.btn:hover:not(:disabled){opacity:.88}.btn-primary{background:var(--accent);color:#fff}.btn-outline{background:var(--card);color:var(--accent);border:1.5px solid var(--accent)}.btn-ghost{background:transparent;color:var(--accent);padding:8px 16px}.btn-full{width:100%}.btn-sm{padding:7px 14px;font-size:12px;border-radius:8px}.input-field{width:100%;padding:12px 14px;border-radius:10px;border:1.5px solid var(--border);font-size:14px;outline:none;background:var(--card);color:var(--text);transition:border-color .15s}.input-field:focus{border-color:var(--accent)}.tag{display:inline-block;padding:4px 10px;border-radius:6px;font-size:11px;font-weight:600;background:var(--muted);color:var(--sub)}.tag-active{background:var(--accent-bg);color:var(--accent)}@keyframes fadeUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.animate-fade-up{animation:fadeUp .4s ease-out both}.animate-fade-in{animation:fadeIn .2s ease-out both}