.styled-input{width:100%;padding:12px 15px;border:1px solid var(--border-color);border-radius:8px;font-size:1rem;background-color:var(--card-bg);color:var(--text-color);transition:all 0.3s}.styled-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(67,97,238,0.2)}.styled-select{width:50%;padding:12px 15px;border:1px solid var(--border-color);border-radius:8px;font-size:1rem;background-color:var(--card-bg);color:var(--text-color);transition:all 0.3s;appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 10px center;background-size:1em}.styled-select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(67,97,238,0.2)}.swap-button{background-color:var(--light-gray);border:none;width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all 0.3s;align-self:flex-end;margin-bottom:35px}.swap-button:hover{background-color:var(--primary);color:white}.result-section{margin-top:30px;text-align:center}.result-value{font-size:2rem;font-weight:700;color:var(--primary);margin:10px 0}.result-details{color:var(--gray);font-size:0.9rem}.rate-info{margin-top:30px;padding:15px;background-color:var(--light-gray);border-radius:8px;text-align:center;font-size:0.9rem}.last-updated{text-align:center;margin-top:20px;color:var(--gray);font-size:0.8rem}.cta-button{display:inline-flex;align-items:center;justify-content:center;padding:12px 30px;background-color:var(--secondary);color:white;text-decoration:none;border-radius:50px;font-weight:600;transition:all 0.3s;border:none;cursor:pointer;width:100%;max-width:200px;font-size:1rem;margin:20px auto 0}.cta-button:hover{background-color:#e3177a;transform:translateY(-2px);box-shadow:0 4px 12px rgba(247,37,133,0.3)}.theme-toggle{background:none;border:none;color:var(--text-color);cursor:pointer;font-size:1.2rem;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all 0.3s}.theme-toggle:hover{background-color:var(--light-gray)}.loading-spinner{display:inline-block;width:20px;height:20px;border:3px solid rgba(255,255,255,0.3);border-radius:50%;border-top-color:white;animation:spin 1s linear infinite;margin-right:10px}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width:768px){.header-container{flex-direction:column;gap:15px;padding:15px}nav ul{justify-content:center;flex-wrap:wrap}.tools-hero{padding:60px 0}.tools-hero h1{font-size:2rem}.tools-hero p{font-size:1rem;padding:0 15px}.converter-body{grid-template-columns:1fr;grid-template-rows:auto auto auto}.swap-button{transform:rotate(90deg);margin:10px auto}.footer-grid{grid-template-columns:1fr;gap:30px}}@media (max-width:480px){.converter-card{padding:20px}.result-value{font-size:1.5rem}}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn 0.3s ease-out forwards}.notification{position:fixed;bottom:20px;right:20px;padding:15px 20px;background-color:var(--card-bg);color:var(--text-color);border-radius:8px;box-shadow:0 4px 12px rgba(0,0,0,0.15);display:flex;align-items:center;gap:10px;z-index:1000;transform:translateX(150%);transition:transform 0.3s ease;border-left:4px solid var(--primary)}.notification.show{transform:translateX(0)}.notification.error{border-left-color:var(--error)}.notification.success{border-left-color:var(--success)}