*{margin:0;padding:0;box-sizing:border-box;font-family:-apple-system,'Segoe UI',Roboto,sans-serif}
:root{--primary:#3375BB;--primary-dark:#2A5F9A;--bg:#0B1426;--bg-card:#16213E;--bg-input:#1E2A47;--text:#FFFFFF;--text-muted:#8B96A8;--success:#00D395;--danger:#FF5C5C;--border:#2A3B5C}
body{background:var(--bg);color:var(--text);min-height:100vh;font-size:15px}
.hidden{display:none!important}
.screen{min-height:100vh;padding:30px 24px;display:flex;flex-direction:column;justify-content:center;max-width:500px;margin:0 auto}
.splash{position:fixed;inset:0;background:linear-gradient(135deg,#3375BB 0%,#0B1426 100%);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:9999;color:#fff}
.splash.hide{opacity:0;pointer-events:none}
.splash-logo{width:100px;height:100px;background:rgba(255,255,255,.1);border-radius:25px;display:flex;align-items:center;justify-content:center;font-size:50px;color:#fff;margin-bottom:25px}
.splash h1{font-size:32px;margin-bottom:8px}
.splash p{color:rgba(255,255,255,.7)}
.welcome-icon{font-size:80px;color:var(--primary);text-align:center;margin-bottom:30px}
.screen h1{font-size:28px;margin-bottom:15px;text-align:center}
.screen h2{font-size:24px;margin-bottom:15px;text-align:center}
.screen p{color:var(--text-muted);text-align:center;margin-bottom:30px;line-height:1.6}
.warning{background:rgba(255,92,92,.1);border-left:3px solid var(--danger);padding:12px 15px;border-radius:8px;font-size:13px;color:#FFB8B8;margin:20px 0}
.mnemonic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:25px 0}
.mnemonic-word{background:var(--bg-card);padding:12px;border-radius:10px;text-align:center;font-size:14px;border:1px solid var(--border);color:#fff}
.mnemonic-word .num{color:var(--text-muted);font-size:11px;display:block;margin-bottom:4px}
.checkbox{display:flex;align-items:center;gap:10px;margin:20px 0;font-size:14px;color:var(--text-muted)}
textarea,input[type=text],input[type=password],input[type=number],select{width:100%;padding:14px 16px;background:var(--bg-input);color:var(--text);border:1px solid var(--border);border-radius:12px;font-size:15px;outline:none;margin-bottom:15px;font-family:inherit}
textarea:focus,input:focus,select:focus{border-color:var(--primary)}
textarea{resize:vertical;font-family:monospace}
.btn-primary{width:100%;padding:15px;background:var(--primary);color:#fff;border:none;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;margin-top:10px}
.btn-secondary{width:100%;padding:14px;background:transparent;color:var(--primary);border:1px solid var(--primary);border-radius:12px;font-size:15px;font-weight:600;cursor:pointer;margin-top:10px}
.btn-text{background:none;border:none;color:var(--text-muted);font-size:14px;padding:15px;cursor:pointer;width:100%;margin-top:5px}
.unlock-icon{font-size:70px;color:var(--primary);text-align:center;margin-bottom:30px}
.main-app{padding-bottom:90px;max-width:600px;margin:0 auto}
.app-header{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;background:var(--bg);position:sticky;top:0;z-index:50;border-bottom:1px solid var(--border)}
.header-left{display:flex;align-items:center;gap:12px}
.avatar{width:40px;height:40px;background:linear-gradient(135deg,var(--primary),#6BA8E0);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:18px}
.account-name{font-weight:600;font-size:15px}
.account-address{font-size:12px;color:var(--text-muted);cursor:pointer;font-family:monospace}
.header-right button{background:none;border:none;color:var(--text);font-size:20px;padding:8px;cursor:pointer;border-radius:10px}
.balance-card{margin:20px;padding:30px 25px;background:linear-gradient(135deg,var(--primary) 0%,#1F4A7A 100%);border-radius:20px;box-shadow:0 10px 30px rgba(51,117,187,.3);color:#fff}
.balance-label{font-size:13px;opacity:.8;margin-bottom:8px}
.balance-amount{font-size:38px;font-weight:700;margin-bottom:8px}
.balance-network{font-size:13px;opacity:.9;margin-bottom:25px}
.balance-actions{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.balance-actions button{display:flex;flex-direction:column;align-items:center;gap:6px;background:rgba(255,255,255,.15);border:none;color:#fff;padding:12px 8px;border-radius:12px;cursor:pointer;font-size:11px;font-weight:600}
.balance-actions i{font-size:18px}
.tabs{display:flex;gap:5px;padding:0 20px;border-bottom:1px solid var(--border);margin-bottom:15px}
.tab{flex:1;padding:15px 10px;background:none;border:none;color:var(--text-muted);font-size:14px;font-weight:600;cursor:pointer;border-bottom:2px solid transparent}
.tab.active{color:var(--primary);border-bottom-color:var(--primary)}
.tab-content{padding:0 20px}
.tokens-list{margin-bottom:15px}
.token-item{display:flex;align-items:center;padding:15px;background:var(--bg-card);border-radius:14px;margin-bottom:10px}
.token-icon{width:45px;height:45px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;margin-right:15px;color:#fff}
.token-info{flex:1}
.token-name{font-weight:600;margin-bottom:3px;font-size:14px}
.token-symbol{font-size:12px;color:var(--text-muted)}
.token-balance{text-align:right}
.token-amount{font-weight:600;font-size:14px}
.token-value{font-size:12px;color:var(--text-muted)}
.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(4,1fr);background:var(--bg-card);border-top:1px solid var(--border);padding:8px 0;z-index:100;max-width:600px;margin:0 auto}
.nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;background:none;border:none;color:var(--text-muted);font-size:11px;padding:8px;cursor:pointer}
.nav-item i{font-size:20px}
.nav-item.active{color:var(--primary)}
.modal{position:fixed;bottom:0;left:0;right:0;background:var(--bg-card);border-radius:24px 24px 0 0;z-index:300;max-height:90vh;overflow-y:auto;max-width:600px;margin:0 auto}
.modal.hidden{display:none}
.modal-header{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid var(--border)}
.modal-header h3{font-size:18px}
.modal-header button{background:none;border:none;color:var(--text-muted);font-size:20px;cursor:pointer}
.modal-body{padding:20px}
.modal-body label{display:block;font-size:13px;color:var(--text-muted);margin-bottom:8px;margin-top:15px;font-weight:600}
.modal-desc{color:var(--text-muted);font-size:14px;margin-bottom:20px}
.qr-container{background:#fff;padding:20px;border-radius:16px;margin:20px auto;width:220px;height:220px;display:flex;align-items:center;justify-content:center;color:#000}
.receive-address{background:var(--bg-input);padding:15px;border-radius:12px;text-align:center;font-family:monospace;font-size:13px;margin-bottom:15px;word-break:break-all}
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:150}
.overlay.hidden{display:none}
.toast{position:fixed;bottom:100px;left:50%;transform:translateX(-50%) translateY(100px);background:var(--success);color:#fff;padding:14px 24px;border-radius:12px;font-size:14px;font-weight:600;z-index:9999;opacity:0;transition:all .3s}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}
.toast.error{background:var(--danger)}
.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}
.empty-state i{font-size:60px;color:var(--border);margin-bottom:20px;display:block}
.loading{text-align:center;padding:40px;color:var(--text-muted)}
.dropdown-menu{position:fixed;top:70px;left:20px;right:20px;background:var(--bg-card);padding:20px;border-radius:16px;box-shadow:0 10px 40px rgba(0,0,0,.5);z-index:100;border:1px solid var(--border)}
.side-menu{position:fixed;top:0;right:0;bottom:0;width:280px;background:var(--bg-card);z-index:200;padding:20px;box-shadow:-10px 0 40px rgba(0,0,0,.5)}
.side-menu.hidden{transform:translateX(100%)}
.side-menu-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid var(--border)}
.side-menu li{padding:15px;border-radius:10px;cursor:pointer;display:flex;align-items:center;gap:12px;font-size:14px}
.side-menu li i{width:20px;color:var(--primary)}
.trade-container{padding:15px}
.trade-chart-container{height:240px;background:var(--bg-card);border-radius:12px;padding:15px;margin-bottom:15px}
.trade-forms{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.trade-form{background:var(--bg-card);padding:15px;border-radius:12px}
.trade-form h4{margin-bottom:12px;font-size:15px;color:var(--success)}
.trade-form.sell h4{color:var(--danger)}
.percent-row{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:10px 0}
.percent-row button{padding:6px;background:var(--bg-input);border:1px solid var(--border);color:var(--text-muted);border-radius:6px;font-size:11px;cursor:pointer}
.submit-btn{width:100%;padding:12px;border:none;border-radius:8px;font-weight:bold;font-size:14px;color:#fff;cursor:pointer;margin-top:8px}
.submit-btn.buy{background:var(--success)}
.submit-btn.sell{background:var(--danger)}
.quick-amounts{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:15px}
.quick-amounts button{padding:10px;background:var(--bg-input);border:1px solid var(--border);color:var(--text);border-radius:8px;cursor:pointer;font-size:13px}