:root{color-scheme:dark;--bg: #06070a;--bg-card: #0e1116;--bg-elevated: #161b23;--bg-nav: rgba(10, 12, 16, .92);--bg-input: #10141a;--bg-input-focus: #151a22;--text-primary: #ffffff;--text-secondary: rgba(255, 255, 255, .62);--text-tertiary: rgba(255, 255, 255, .38);--accent: #2b6bff;--accent-bright: #00c2ff;--accent-gradient: linear-gradient(118deg, #00c2ff 0%, #2b6bff 62%, #1f4fd8 100%);--accent-glow: 0 6px 28px rgba(43, 107, 255, .42);--accent-soft: rgba(43, 107, 255, .16);--accent-text: #ffffff;--danger: #ff4d4d;--success: #2ee59d;--coin: #ffc53d;--border: rgba(255, 255, 255, .07);--border-light: rgba(255, 255, 255, .16);--radius-sm: 10px;--radius-md: 14px;--radius-lg: 18px;--radius-xl: 24px;--radius-full: 9999px;--device-safe-top: env(safe-area-inset-top, 0px);--device-safe-bottom: env(safe-area-inset-bottom, 0px);--safe-top: var(--device-safe-top);--safe-bottom: var(--device-safe-bottom);--tg-safe-top: 0px;--tg-safe-bottom: 0px;--nav-height: 62px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text-primary);-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent;touch-action:manipulation;overflow:hidden}button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;background:none;color:inherit}input,textarea,select{font-family:inherit;font-size:inherit}img,video{display:block;max-width:100%}#app{position:relative;width:100%;max-width:600px;height:var(--app-viewport-height, var(--tg-viewport-height, 100%));overflow:hidden;margin:0 auto}.screen{position:absolute;inset:0;display:none;flex-direction:column;overflow:hidden}.screen.is-active{display:flex}.screen__body{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:calc(var(--safe-top) + 14px) 16px calc(var(--nav-height) + var(--safe-bottom) + 20px)}.nav{position:absolute;left:0;right:0;bottom:0;display:flex;height:calc(var(--nav-height) + var(--safe-bottom));padding-bottom:var(--safe-bottom);background:var(--bg-nav);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-top:1px solid var(--border);z-index:10}.nav__item{position:relative;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;color:var(--text-tertiary);font-size:11px;font-weight:500;transition:color .18s}.nav__item.is-active{color:var(--text-primary)}.nav__item.is-active:before{content:"";position:absolute;top:0;width:34px;height:2px;border-radius:var(--radius-full);background:var(--accent-gradient);box-shadow:0 0 12px #00c2ffbf}.nav__icon{width:22px;height:22px;display:block}.nav__item.is-active .nav__icon{filter:drop-shadow(0 0 6px rgba(43,107,255,.65))}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px}.card+.card{margin-top:12px}.section-title{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:12px}.section-title:before{content:"";width:3px;height:13px;border-radius:var(--radius-full);background:var(--accent-gradient)}.btn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:52px;padding:0 20px;border-radius:var(--radius-md);background:var(--accent-gradient);box-shadow:var(--accent-glow);color:var(--accent-text);font-size:16px;font-weight:700;letter-spacing:.01em;transition:transform .12s,box-shadow .18s,opacity .18s}.btn:active{transform:scale(.985);box-shadow:0 3px 16px #2b6bff59}.btn:disabled{opacity:.4;box-shadow:none;cursor:default}.btn--secondary{background:var(--bg-elevated);border:1px solid var(--border-light);box-shadow:none;color:var(--text-primary);font-weight:600}.btn__icon{width:18px;height:18px;flex:none}.btn__price{display:inline-flex;align-items:center;gap:5px;font-size:15px;font-weight:600}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{padding:9px 15px;border-radius:var(--radius-full);background:var(--bg-elevated);border:1px solid transparent;color:var(--text-secondary);font-size:14px;font-weight:500;transition:color .15s,background .15s,border-color .15s}.chip.is-selected{background:var(--accent-soft);border-color:#2b6bff8c;color:var(--text-primary)}.field{width:100%;padding:14px 15px;border-radius:var(--radius-md);background:var(--bg-input);border:1px solid var(--border);color:var(--text-primary);font-size:15px;line-height:1.45;resize:none}.field:focus{outline:none;background:var(--bg-input-focus);border-color:#2b6bff80}.field::placeholder{color:var(--text-tertiary)}.coin{color:var(--coin);font-weight:700}.muted{color:var(--text-tertiary);font-size:14px}.error-box{padding:13px 15px;border-radius:var(--radius-md);background:#ff4d4d1a;border:1px solid rgba(255,77,77,.28);color:#ffb0b0;font-size:14px}.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.18);border-top-color:var(--accent-bright);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.is-hidden{display:none!important}.boot{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:14px;background:var(--bg);z-index:100}