:root{--bg-color:#061313;--card-bg:#1d2a2d;--input-bg:#0d191a;--border-color:#28393b;--accent-color:#14f195;--text-color:#ffffff;--text-sub:#b0bfc3;--font-main:"Geist",sans-serif;--radius:16px}*{margin:0;padding:0;box-sizing:border-box}body,html{font-family:var(--font-main);background-color:var(--bg-color);color:var(--text-color);font-size:22px;line-height:1.5;min-height:100vh}.page-wrapper{display:flex;justify-content:center;padding:40px 16px}.container{max-width:400px;width:100%}.top .token-icons{display:flex;justify-content:center;gap:12px;margin-bottom:20px}h1{font-size:24px;font-weight:700;margin-bottom:8px}.subtitle{font-size:16px;color:var(--text-sub);margin-bottom:14px;text-align:center}.exchange-card{background-color:#232b3a;padding:15px;border-radius:12px;max-width:420px;margin:0 auto;box-shadow:0 0 0 1px rgba(255,255,255,.04),0 10px 30px rgba(0,0,0,.2)}.form-title{font-weight:600;margin-bottom:12px;text-align:center}.input-block{position:relative;margin-bottom:10px}.input-block input{width:100%;background-color:#2e3b51;border:1px solid #39414e;padding:14px 46px 14px 14px;border-radius:12px;font-size:15px;color:white;outline:none}.input-block input::-moz-placeholder{color:#a0a7b2}.input-block input::placeholder{color:#a0a7b2}.input-tag{position:absolute;top:50%;right:12px;transform:translateY(-50%);display:flex;color:white}.dropdown-toggle,.input-tag{align-items:center;gap:6px;font-size:14px}.dropdown-toggle{display:inline-flex;color:#c1cbd2;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.dropdown-toggle .arrow{width:16px;height:16px;transform:rotate(0deg);transition:transform .3s ease;display:flex;align-items:center;justify-content:center;margin-top:1px}.dropdown-toggle .arrow.open{transform:rotate(180deg)}.dropdown-content{margin-bottom:14px}.dropdown-content input{width:100%;padding:14px;color:var(--text-color);border:1px solid var(--border-color);font-size:16px;margin-bottom:4px}.tip{font-size:12px;color:var(--text-sub)}.summary p{font-size:15px}.buy-btn{background-color:#057974;color:white;font-size:16px;font-weight:600;padding:14px 0;border-radius:12px;width:100%;margin-top:14px;cursor:pointer;transition:background-color .2s;box-shadow:0 2px 6px rgba(43,182,176,.3);border:none}.buy-btn:hover{background-color:#27a6a0}.faq-link,.footer{margin-top:12px}.faq-link{font-size:13px;text-decoration:underline;color:white;cursor:pointer}.icon-lg{width:82px;height:82px}.faq-wrapper{margin-top:40px;border-top:1px solid var(--border-color);padding-top:24px}.faq-title{font-size:18px;font-weight:600;margin-bottom:16px;text-align:left}.faq-item{background-color:var(--input-bg);border:1px solid var(--border-color);border-radius:12px;padding:14px 16px;margin-bottom:12px;cursor:pointer;text-align:left;transition:background-color 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span{color:#ffffff}.input-error{margin-top:6px;font-size:13px;color:#f87171;padding-left:4px}.lang-switcher{position:absolute;top:20px;right:20px;font-size:14px;display:flex;align-items:center;gap:4px}.lang-btn{background:transparent;border:none;color:#ccc;font-weight:700;cursor:pointer;transition:color .2s}.lang-btn.active,.lang-btn:hover{color:white}.lang-divider{color:#666}.language-switcher{background-color:#1a221c;color:#fff;padding:5px 15px;border-radius:75px;cursor:pointer}.language-switcher:hover{background-color:#444}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(20,20,20,.85);display:flex;align-items:center;justify-content:center;z-index:9999}.modal-content{background:#111;padding:30px;border-radius:20px;color:white;text-align:center;max-width:90%;width:320px;box-shadow:0 8px 30px rgba(0,0,0,.5);position:relative}.modal-content 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img{width:18px;height:18px}.tab-switch{display:flex;justify-content:center;margin-bottom:20px;gap:16px}.tab-button{padding:10px 20px;border-radius:8px;background:#1f1f2b;color:#aaa;font-weight:700;border:1px solid #333;cursor:pointer;transition:all .2s ease}.tab-button.active{background:#2a2a38;color:white;border-color:#555}.wave-mask-container{position:relative;display:inline-block;overflow:hidden;width:60px;height:60px}.wave-animated{width:100%;height:100%;display:block;-webkit-mask-image:linear-gradient(-75deg,rgba(0,0,0,.2) 30%,rgba(0,0,0,1) 50%,rgba(0,0,0,.2) 70%);-webkit-mask-size:200% 100%;animation:wave-mask-move 2s linear infinite}@keyframes wave-mask-move{0%{-webkit-mask-position:150% 0}to{-webkit-mask-position:-50% 0}}