:root{--bg-gradient-start: #0f0c29;--bg-gradient-mid: #302b63;--bg-gradient-end: #24243e;--card-bg: rgba(255, 255, 255, .05);--card-border: rgba(255, 255, 255, .1);--card-shadow: 0 8px 32px rgba(0, 0, 0, .3);--text-primary: #ffffff;--text-secondary: rgba(255, 255, 255, .7);--text-muted: rgba(255, 255, 255, .5);--accent-primary: #6366f1;--accent-secondary: #8b5cf6;--accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);--success: #10b981;--warning: #f59e0b;--input-bg: rgba(255, 255, 255, .08);--input-border: rgba(255, 255, 255, .15);--input-focus: rgba(99, 102, 241, .5);--quick-btn-bg: rgba(255, 255, 255, .08);--quick-btn-hover: rgba(99, 102, 241, .3);--quick-btn-active: rgba(99, 102, 241, .5);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--border-radius: 16px;--border-radius-sm: 10px;--transition: all .3s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px}body{font-family:var(--font-family);background:linear-gradient(135deg,var(--bg-gradient-start) 0%,var(--bg-gradient-mid) 50%,var(--bg-gradient-end) 100%);min-height:100vh;color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px}.app{width:100%;max-width:500px;animation:fadeInUp .6s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.header{text-align:center;margin-bottom:32px}.header h1{font-size:2rem;font-weight:700;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px;letter-spacing:-.5px}.logo{display:flex;flex-direction:column;align-items:center;gap:8px}.logo-icon{display:flex;align-items:center;gap:12px;font-size:2.5rem;margin-bottom:4px}.logo-flag{filter:drop-shadow(0 4px 8px rgba(0,0,0,.3));transition:transform .3s ease}.logo-flag:hover{transform:scale(1.1)}.logo-arrow{font-size:1.5rem;color:var(--accent-primary);animation:arrowPulse 2s ease-in-out infinite}@keyframes arrowPulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.1)}}.header p{color:var(--text-secondary);font-size:.95rem}.live-indicator{display:inline-flex;align-items:center;gap:6px;font-size:.8rem;color:var(--success);margin-top:12px;padding:6px 12px;background:#10b9811a;border-radius:20px;border:1px solid rgba(16,185,129,.2)}.live-dot{width:8px;height:8px;background:var(--success);border-radius:50%;animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.2)}}.converter-card{background:var(--card-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--card-border);border-radius:var(--border-radius);box-shadow:var(--card-shadow);padding:32px}.quick-select{margin-bottom:28px}.quick-select-label{font-size:.85rem;color:var(--text-muted);margin-bottom:12px;display:block;font-weight:500}.quick-select-buttons{display:flex;gap:8px;flex-wrap:wrap}.quick-btn{padding:10px 16px;background:var(--quick-btn-bg);border:1px solid var(--input-border);border-radius:var(--border-radius-sm);color:var(--text-primary);font-size:.9rem;font-weight:500;cursor:pointer;transition:var(--transition);display:flex;align-items:center;gap:6px}.quick-btn:hover{background:var(--quick-btn-hover);border-color:var(--accent-primary);transform:translateY(-2px)}.quick-btn.active{background:var(--quick-btn-active);border-color:var(--accent-primary);box-shadow:0 0 20px #6366f14d}.quick-btn .flag{font-size:1.1rem}.currency-inputs{display:flex;flex-direction:column;gap:16px;position:relative}.input-group{background:var(--input-bg);border:1px solid var(--input-border);border-radius:var(--border-radius-sm);padding:16px;transition:var(--transition)}.input-group:focus-within{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--input-focus)}.input-group label{display:block;font-size:.8rem;color:var(--text-muted);margin-bottom:8px;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.input-row{display:flex;gap:12px;align-items:center}.amount-input{flex:1;background:transparent;border:none;color:var(--text-primary);font-size:1.75rem;font-weight:600;outline:none;width:100%}.amount-input::placeholder{color:var(--text-muted)}.amount-input::-webkit-inner-spin-button,.amount-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.currency-select{display:flex;align-items:center;gap:8px;background:#ffffff1a;padding:8px 12px;border-radius:8px;cursor:pointer;transition:var(--transition);min-width:110px}.currency-select:hover{background:#ffffff26}.currency-select select{background:transparent;border:none;color:var(--text-primary);font-size:1rem;font-weight:600;cursor:pointer;outline:none;-webkit-appearance:none;appearance:none;padding-right:20px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.7)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right center}.currency-select select option{background:var(--bg-gradient-mid);color:var(--text-primary)}.flag-icon{font-size:1.3rem}.swap-button-container{display:flex;justify-content:center;margin:-8px 0;position:relative;z-index:10}.swap-button{width:48px;height:48px;border-radius:50%;background:var(--accent-gradient);border:3px solid var(--bg-gradient-mid);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition);font-size:1.2rem;box-shadow:0 4px 15px #6366f166}.swap-button:hover{transform:rotate(180deg) scale(1.1);box-shadow:0 6px 25px #6366f199}.swap-button:active{transform:rotate(180deg) scale(.95)}.rate-display{margin-top:24px;padding:16px;background:#6366f11a;border-radius:var(--border-radius-sm);text-align:center;border:1px solid rgba(99,102,241,.2)}.rate-display p{color:var(--text-secondary);font-size:.9rem}.rate-display .rate{color:var(--accent-primary);font-weight:700;font-size:1.1rem}.last-updated{font-size:.75rem;color:var(--text-muted);margin-top:8px}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px}.spinner{width:48px;height:48px;border:3px solid var(--input-border);border-top-color:var(--accent-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{margin-top:16px;color:var(--text-secondary);font-size:.95rem}.error-container{text-align:center;padding:40px 20px}.error-icon{font-size:3rem;margin-bottom:16px}.error-message{color:var(--text-secondary);margin-bottom:20px}.retry-button{padding:12px 24px;background:var(--accent-gradient);border:none;border-radius:var(--border-radius-sm);color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:var(--transition)}.retry-button:hover{transform:translateY(-2px);box-shadow:0 4px 15px #6366f166}.footer{margin-top:24px;text-align:center;color:var(--text-muted);font-size:.8rem}.footer a{color:var(--accent-primary);text-decoration:none;transition:var(--transition)}.footer a:hover{text-decoration:underline}@media(max-width:480px){.converter-card{padding:24px 20px}.header h1{font-size:1.6rem}.amount-input{font-size:1.4rem}.quick-btn{padding:8px 12px;font-size:.85rem}.input-row{flex-direction:column;align-items:stretch;gap:16px}.currency-select{justify-content:center}}.fade-in{animation:fadeIn .3s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.slide-in{animation:slideIn .3s ease-out}@keyframes slideIn{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}.currency-dropdown{position:relative;min-width:120px}.dropdown-trigger{display:flex;align-items:center;gap:8px;background:#ffffff1a;padding:10px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.15);cursor:pointer;transition:all .2s ease;color:var(--text-primary);font-size:1rem;font-weight:600;width:100%}.dropdown-trigger:hover{background:#ffffff26;border-color:var(--accent-primary)}.dropdown-trigger .flag-icon{font-size:1.3rem}.dropdown-trigger .currency-code{flex:1;text-align:left}.dropdown-arrow{font-size:.7rem;color:var(--text-muted);transition:transform .2s ease}.dropdown-menu{position:absolute;top:calc(100% + 8px);left:0;right:0;min-width:240px;background:#1e1b4bfa;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.15);border-radius:12px;box-shadow:0 10px 40px #00000080;z-index:1000;animation:dropdownSlide .2s ease-out;overflow:hidden}@keyframes dropdownSlide{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.search-container{padding:12px;border-bottom:1px solid rgba(255,255,255,.1)}.search-input{width:100%;padding:10px 14px;background:#ffffff14;border:1px solid rgba(255,255,255,.15);border-radius:8px;color:var(--text-primary);font-size:.9rem;outline:none;transition:all .2s ease}.search-input::placeholder{color:var(--text-muted)}.search-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px #6366f133}.options-list{max-height:280px;overflow-y:auto;padding:8px}.options-list::-webkit-scrollbar{width:6px}.options-list::-webkit-scrollbar-track{background:transparent}.options-list::-webkit-scrollbar-thumb{background:#fff3;border-radius:3px}.options-list::-webkit-scrollbar-thumb:hover{background:#ffffff4d}.option{display:flex;align-items:center;gap:10px;width:100%;padding:10px 12px;background:transparent;border:none;border-radius:8px;cursor:pointer;transition:all .15s ease;color:var(--text-primary);text-align:left}.option:hover{background:#6366f133}.option.selected{background:#6366f14d}.option .flag-icon{font-size:1.2rem;flex-shrink:0}.option .currency-info{flex:1;display:flex;flex-direction:column;gap:2px}.option .currency-code{font-weight:600;font-size:.95rem}.option .currency-name{font-size:.75rem;color:var(--text-muted)}.option .check-mark{color:var(--accent-primary);font-weight:700;flex-shrink:0}.no-results{padding:20px;text-align:center;color:var(--text-muted);font-size:.9rem}@media(max-width:480px){.dropdown-menu{min-width:200px;left:auto;right:0}}