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768px){.features-title{font-size:1.75rem}}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}@media (max-width: 1024px){.features-grid{grid-template-columns:1fr;gap:1rem}}.feature-card{background:#fff;border:1px solid #E5E7EB;border-radius:.75rem;padding:1.5rem;text-align:center;transition:all .25s ease;box-shadow:0 1px 2px #0000000d}.dark .feature-card{background:#ffffff0d;border-color:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:none}.feature-card:hover{background:#f9fafb;border-color:#3b82f64d;transform:translateY(-2px);box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d}.dark .feature-card:hover{background:#ffffff14;box-shadow:none}.feature-card h3{font-size:1.25rem;font-weight:600;margin-bottom:.75rem;color:#111827}.dark .feature-card h3{color:#fff}.feature-card p{color:#4b5563;line-height:1.5;font-size:.9rem}.dark .feature-card p{color:#fffc}.feature-icon{display:flex;flex-direction:row;justify-content:center;align-items:center;flex-wrap:nowrap;width:60px;height:60px;background:linear-gradient(135deg,#3b82f6,#4facfe);border-radius:9999px;margin:0 auto 1rem}.feature-icon svg{color:#fff}.prompt-container{width:100%;max-width:42rem;margin:1.5rem 0}.prompt-form{width:100%}.prompt-input-wrapper{position:relative;width:100%;background:#fff;border:2px solid #E5E7EB;border-radius:.75rem;padding:1rem;height:150px;transition:all .25s ease;box-shadow:0 1px 2px #0000000d}.dark .prompt-input-wrapper{background:#ffffff0d;border-color:#ffffff26;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.prompt-input-wrapper:focus-within{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.dark .prompt-input-wrapper:focus-within{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f633}.prompt-icon{position:absolute;bottom:1rem;left:1rem;display:flex;flex-direction:row;justify-content:center;align-items:center;flex-wrap:nowrap;width:32px;height:32px;background:#3b82f6;border-radius:.5rem;color:#fff;flex-shrink:0}.dark .prompt-icon{background:#3b82f6cc}.prompt-textarea{width:100%;height:calc(100% - 50px);border:none;outline:none;background:transparent;resize:none;font-size:1.1rem;line-height:1.6;color:#111827;font-family:inherit;overflow-y:auto;padding:0 60px 0 0}.dark .prompt-textarea{color:#fff}.prompt-textarea::-moz-placeholder{color:#6b7280}.prompt-textarea::placeholder{color:#6b7280}.dark .prompt-textarea::-moz-placeholder{color:#fff9}.dark .prompt-textarea::placeholder{color:#fff9}.prompt-textarea::-webkit-scrollbar{width:6px}.prompt-textarea::-webkit-scrollbar-track{background:transparent}.prompt-textarea::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:3px}.dark .prompt-textarea::-webkit-scrollbar-thumb{background:#ffffff4d}.send-button{position:absolute;bottom:1rem;right:1rem;display:flex;flex-direction:row;justify-content:center;align-items:center;flex-wrap:nowrap;width:40px;height:40px;background:#3b82f6;border:none;border-radius:.5rem;color:#fff;cursor:pointer;transition:all .25s ease;flex-shrink:0}.send-button:hover:not(.disabled){background:#1d4ed8;transform:scale(1.05)}.send-button.disabled{opacity:.4;cursor:not-allowed;background:#9ca3af}.dark .send-button.disabled{background:#fff3}.send-button svg{transform:translate(1px)}.auth-notice{text-align:center;font-size:.9rem;color:#4b5563;margin-top:.75rem}.dark .auth-notice{color:#ffffffb3}.auth-link{color:#3b82f6;text-decoration:none;font-weight:500}.auth-link:hover{text-decoration:underline}.quick-chat-link{display:flex;flex-direction:row;justify-content:center;align-items:center;flex-wrap:nowrap;gap:.5rem;color:#4b5563;text-decoration:none;font-size:.9rem;margin-top:1rem;transition:all .25s ease}.dark .quick-chat-link{color:#ffffffb3}.quick-chat-link:hover{color:#3b82f6;text-decoration:underline}