@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--bg: #f5f7f8;--surface: #ffffff;--surface-2: #f0f3f4;--text: #1a2b2e;--muted: #64757a;--accent: #0d9488;--accent-hover: #0f766e;--accent-soft: #e6f4f2;--on-accent: #ffffff;--border: #e2e8ea;--danger: #dc2626;--radius-lg: 16px;--radius-md: 12px;--radius-sm: 8px;--radius-pill: 999px;--shadow-sm: 0 1px 2px rgba(15, 30, 32, .04), 0 1px 3px rgba(15, 30, 32, .06);--shadow-md: 0 4px 12px rgba(15, 30, 32, .06), 0 2px 4px rgba(15, 30, 32, .04);--ring: 0 0 0 3px rgba(13, 148, 136, .22);--font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Hiragino Sans", "Noto Sans JP", sans-serif;color-scheme:light;font-family:var(--font-sans)}[data-theme=dark]{--bg: #0e1a1c;--surface: #16262a;--surface-2: #1d3236;--text: #e6eeef;--muted: #93a7ab;--accent: #2dd4bf;--accent-hover: #5eead4;--accent-soft: #17332f;--on-accent: #052e2b;--border: #26403f;--danger: #f87171;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3), 0 1px 3px rgba(0, 0, 0, .28);--shadow-md: 0 6px 18px rgba(0, 0, 0, .34), 0 2px 6px rgba(0, 0, 0, .28);--ring: 0 0 0 3px rgba(45, 212, 191, .26);color-scheme:dark}*{box-sizing:border-box}html,body{margin:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;line-height:1.6;transition:background-color .25s ease,color .25s ease}h1,h2,h3{letter-spacing:-.01em}h2{font-size:1.15rem;font-weight:600;margin:0 0 1rem}.app-shell{max-width:760px;margin:0 auto;padding:2.5rem 1.25rem 4rem}.muted{color:var(--muted)}.app-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:2rem}.brand{display:flex;align-items:center;gap:.6rem}.brand 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1.5rem;font-size:1.05rem}.error{color:var(--danger)}ul.muted{padding-left:1.2rem}.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;border:none;border-radius:var(--radius-sm);padding:.65rem 1.3rem;font-family:inherit;font-size:.95rem;font-weight:600;cursor:pointer;transition:background-color .15s ease,border-color .15s ease,color .15s ease,transform .1s ease,box-shadow .15s ease}.spinner{display:inline-block;width:1em;height:1em;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spinner-rotate .6s linear infinite}@keyframes spinner-rotate{to{transform:rotate(360deg)}}@media (prefers-reduced-motion: 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ease}.tab:hover{color:var(--text)}.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.entry-textarea{width:100%;background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:var(--radius-md);padding:.9rem 1rem;font-size:1rem;font-family:inherit;line-height:1.7;resize:vertical;transition:border-color .15s ease,box-shadow .15s ease}.entry-textarea::placeholder{color:var(--muted)}.entry-textarea:focus{outline:none;border-color:var(--accent);box-shadow:var(--ring)}.composer-row{display:flex;align-items:center;justify-content:space-between;margin-top:1rem;gap:1rem}.composer-row label{color:var(--muted);font-size:.9rem}.composer-row select,.chat-input{font-family:inherit}.composer-row select{background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.5rem .65rem;font-size:.95rem;cursor:pointer}.composer-row select:focus{outline:none;border-color:var(--accent);box-shadow:var(--ring)}.lang-options{display:flex;gap:.75rem;margin-top:.75rem}.lang-options button{flex:1}.settings-save-row{display:flex;justify-content:flex-end;margin-top:1.25rem}.entry-groups{display:flex;flex-direction:column;gap:1.5rem}.entry-group-label{margin:0 0 .6rem;font-size:.78rem;font-weight:700;letter-spacing:.04em;color:var(--muted);text-transform:uppercase;position:sticky;top:0;background:var(--surface);padding:.35rem 0;z-index:1}.entry-list{display:flex;flex-direction:column;gap:.6rem}.entry-card{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface-2);overflow:hidden;transition:border-color .15s ease,box-shadow .15s ease}.entry-card:hover{border-color:var(--accent)}.entry-card.open{border-color:var(--accent);box-shadow:var(--shadow-sm)}.entry-head{width:100%;display:block;text-align:left;background:transparent;border:none;padding:1rem 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var(--border)}.btn-delete{background:transparent;color:var(--muted);border:none;padding:.25rem .4rem;font-family:inherit;font-size:.78rem;cursor:pointer;border-radius:var(--radius-sm);transition:color .15s ease,background-color .15s ease}.btn-delete:hover:not(:disabled){color:var(--danger);background:color-mix(in srgb,var(--danger) 10%,transparent)}.btn-delete:disabled{opacity:.6;cursor:default}.search-header{display:flex;align-items:center;justify-content:space-between}.usage{font-size:.85rem;color:var(--muted)}.chat-log{display:flex;flex-direction:column;gap:.75rem;margin:1.25rem 0;min-height:3rem}.chat-msg{border-radius:var(--radius-md);padding:.8rem 1.05rem;max-width:88%;line-height:1.65}.chat-user{align-self:flex-end;background:var(--accent);color:var(--on-accent);border-bottom-right-radius:var(--radius-sm)}.chat-assistant{align-self:flex-start;background:var(--surface-2);border:1px solid var(--border);border-bottom-left-radius:var(--radius-sm)}.chat-text{margin:0;white-space:pre-wrap;line-height:1.7}.chat-sources{margin-top:.5rem;font-size:.85rem}.chat-sources summary{cursor:pointer;color:var(--muted)}.chat-input-row{display:flex;gap:.5rem}.chat-input{flex:1;background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.65rem .85rem;font-size:1rem;transition:border-color .15s ease,box-shadow .15s ease}.chat-input:focus{outline:none;border-color:var(--accent);box-shadow:var(--ring)}.dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:1.25rem;background:#0f1e2073;animation:dialog-fade .15s ease}.dialog{width:100%;max-width:22rem;background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:1.4rem;animation:dialog-pop .15s ease}.dialog-title{margin:0 0 .5rem;font-size:1.05rem;font-weight:700}.dialog-message{margin:0 0 1.25rem;color:var(--muted);line-height:1.6}.dialog-actions{display:flex;justify-content:flex-end;gap:.6rem}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--danger);filter:brightness(.92)}.entry-delete-error{margin-right:auto;font-size:.78rem}@keyframes dialog-fade{0%{opacity:0}to{opacity:1}}@keyframes dialog-pop{0%{opacity:0;transform:translateY(6px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}@media (prefers-reduced-motion: reduce){.dialog-overlay,.dialog{animation:none}}