:root{--bg-primary: #EAF7F0;--bg-secondary: #E4F1EA;--bg-white: #FFFFFF;--color-primary: #7DD3C0;--color-secondary: #7C6CB6;--text-primary: #7DD3C0;--text-secondary: #9CA3AF;--text-dark: #374151;--text-white: #FFFFFF;--ai-message: #C8B6FF;--user1-message: #2196F3;--user2-message: #9CA3AF;--border: #E5E7EB;--border-accent: #7DD3C0;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 12px;--spacing-lg: 16px;--spacing-xl: 20px;--spacing-xxl: 24px;--spacing-xxxl: 32px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--font-size-xs: 12px;--font-size-sm: 13px;--font-size-base: 14px;--font-size-md: 16px;--font-size-lg: 18px;--font-size-xl: 20px;--font-size-xxl: 24px;--font-size-xxxl: 32px;--font-size-display: 48px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Nunito,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-primary);color:var(--text-dark);overflow-x:hidden}.btn-primary{background-color:var(--color-primary);color:var(--text-white);padding:12px 24px;border-radius:var(--radius-lg);border:none;font-size:var(--font-size-md);font-weight:500;cursor:pointer;transition:all .2s ease;width:100%;max-width:520px}.btn-primary:hover:not(:disabled){opacity:.9;transform:translateY(-1px)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background-color:var(--color-secondary);color:var(--text-white);padding:12px 24px;border-radius:var(--radius-lg);border:none;font-size:var(--font-size-md);font-weight:500;cursor:pointer;transition:all .2s ease}.btn-secondary:hover:not(:disabled){opacity:.9;transform:translateY(-1px)}.btn-outline{background-color:transparent;color:var(--color-primary);padding:12px 24px;border-radius:var(--radius-lg);border:2px solid var(--color-primary);font-size:var(--font-size-md);font-weight:500;cursor:pointer;transition:all .2s ease}.btn-outline:hover{background-color:var(--color-primary);color:var(--text-white)}.input-field{background-color:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:12px 16px;font-size:var(--font-size-md);color:var(--text-dark);width:100%;max-width:520px;transition:border-color .2s ease}.input-field:focus{outline:none;border-color:var(--border-accent)}.input-field::placeholder{color:var(--text-secondary)}.page-container{display:flex;flex-direction:column;min-height:100vh;background-color:var(--bg-primary);padding:20px;align-items:center}.heading-primary{color:var(--text-primary);font-size:var(--font-size-xxxl);font-weight:600;text-align:center;margin-bottom:var(--spacing-xl)}.heading-secondary{color:var(--text-secondary);font-size:var(--font-size-lg);font-weight:400;text-align:center;margin-bottom:var(--spacing-lg)}.chat-bubble-ai{background-color:var(--ai-message);color:var(--text-white);padding:12px 16px;border-radius:var(--radius-md);max-width:75%;white-space:pre-wrap;line-height:1.5}.chat-bubble-user{background-color:var(--user1-message);color:var(--text-white);padding:12px 16px;border-radius:var(--radius-md);max-width:75%;white-space:pre-wrap;line-height:1.5}.chat-container{background-color:var(--bg-white);border:2px solid var(--border-accent);border-radius:var(--radius-lg);padding:var(--spacing-lg);width:100%;max-width:600px;overflow-y:auto}.wave-decoration{position:absolute;top:0;left:0;width:100%;height:200px;pointer-events:none;z-index:0}.logo-container{padding:var(--spacing-xl);position:relative;z-index:1}.character-illustration{position:fixed;bottom:20px;right:20px;max-width:200px;pointer-events:none}@keyframes pulse{0%{box-shadow:0 0 #7dd3c0b3}50%{box-shadow:0 0 0 10px #7dd3c000}to{box-shadow:0 0 #7dd3c000}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.page-container{padding:16px}.heading-primary{font-size:var(--font-size-xxl)}.character-illustration{max-width:150px;bottom:10px;right:10px}}