:root{--color-primary:#4a90a4;--color-primary-light:#e8f4f8;--color-primary-dark:#2c6e85;--color-accent:#6baf92;--color-text:#2d3748;--color-text-light:#718096;--color-bg:#f7fafb;--color-white:#fff;--color-border:#cbd5e0}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;font-family:Hiragino Sans,Hiragino Kaku Gothic ProN,Noto Sans JP,sans-serif;line-height:1.6}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-dark);text-decoration:underline}button{cursor:pointer;font-family:inherit}.auth-page{background:var(--color-primary-light);flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:24px 16px;display:flex}.auth-site-title{color:var(--color-primary-dark);letter-spacing:.05em;margin-bottom:24px;font-size:1.4rem;font-weight:700}.auth-container{background:var(--color-white);border-radius:12px;width:100%;max-width:360px;padding:40px 36px 32px;box-shadow:0 4px 24px #2c6e851f}.auth-container h1{color:var(--color-text);text-align:center;margin-bottom:24px;font-size:1.25rem;font-weight:600}.auth-form{flex-direction:column;gap:16px;display:flex}.form-group{flex-direction:column;gap:6px;display:flex}.form-group label{color:var(--color-text-light);font-size:.85rem;font-weight:500}.form-group input{border:1.5px solid var(--color-border);color:var(--color-text);background:var(--color-white);border-radius:6px;outline:none;padding:10px 12px;font-size:.95rem;transition:border-color .2s}.form-group input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #4a90a41f}.error{color:#e53e3e;font-size:.85rem}.auth-form 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20px;display:flex;overflow-y:auto}.empty-message{text-align:center;color:var(--color-text-light);margin-top:60px;font-size:.9rem}.message{flex-direction:column;max-width:72%;display:flex}.message.user{align-self:flex-end;align-items:flex-end}.message.assistant{align-self:flex-start;align-items:flex-start}.message-content{white-space:pre-wrap;word-break:break-word;border-radius:16px;padding:12px 16px;font-size:.925rem;line-height:1.65}.message.user .message-content{background:var(--color-primary);color:var(--color-white);border-bottom-right-radius:4px}.message-link{color:var(--color-primary);word-break:break-all;text-decoration:underline}.message-link:hover{opacity:.8}.message.assistant .message-content{background:var(--color-white);color:var(--color-text);border:1px solid var(--color-border);border-bottom-left-radius:4px}.ai-disclaimer{color:var(--color-text-light);max-width:100%;margin-top:5px;padding:0 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0;font-size:.875rem}.accordion-status--error{color:#e53e3e}.conv-messages{flex-direction:column;gap:10px;max-height:500px;padding:12px 16px;display:flex;overflow-y:auto}.conv-msg{border-radius:6px;padding:10px 14px;font-size:.875rem}.conv-msg--user{background:#f0f4ff;border-left:3px solid #5b8cff}.conv-msg--assistant{background:#f6fff6;border-left:3px solid #48bb78}.conv-msg-header{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:6px;display:flex}.conv-msg-role{color:var(--color-text);font-size:.8rem;font-weight:600}.conv-msg-time{color:var(--color-text-light);font-size:.75rem}.conv-msg-tokens{color:#718096;background:#edf2f7;border-radius:4px;margin-left:auto;padding:1px 6px;font-size:.75rem}.conv-msg-content{white-space:pre-wrap;word-break:break-word;color:var(--color-text);line-height:1.6}.crisis-card{border:1.5px solid #feb2b2;border-radius:8px;margin-bottom:16px;overflow:hidden}.crisis-card-header{background:#fff5f5;border-bottom:1px solid #feb2b2;flex-wrap:wrap;align-items:center;gap:10px;padding:10px 16px;font-size:.875rem;display:flex}.crisis-card-meta{color:var(--color-text-light);font-size:.8rem}.admin-desc{color:var(--color-text-light);margin-bottom:16px;font-size:.9rem}.admin-export-btn{background:var(--color-accent);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:10px 24px;font-family:inherit;font-size:.95rem}.admin-export-btn:hover{filter:brightness(.92)}