:root{--bg-color: var(--tg-theme-bg-color, #ffffff);--text-color: var(--tg-theme-text-color, #000000);--hint-color: var(--tg-theme-hint-color, #999999);--link-color: var(--tg-theme-link-color, #2481cc);--button-color: var(--tg-theme-button-color, #2481cc);--button-text-color: var(--tg-theme-button-text-color, #ffffff);--secondary-bg: var(--tg-theme-secondary-bg-color, #f0f0f0)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-color);color:var(--text-color);-webkit-font-smoothing:antialiased}.app{min-height:100vh}.content{padding:16px}.content.with-nav{padding-bottom:calc(80px + env(safe-area-inset-bottom,0px))}.content.with-header{padding-top:56px}.app-header{position:fixed;top:0;left:0;right:0;height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;background:var(--bg-color);border-bottom:1px solid var(--secondary-bg);z-index:100}.header-title{font-size:18px;font-weight:700}.header-profile{font-size:22px;text-decoration:none}.loading-screen{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;gap:20px}.loading-brand{font-size:48px;animation:pulse-brand 1.2s ease-in-out infinite}@keyframes pulse-brand{0%,to{transform:scale(1)}50%{transform:scale(1.15)}}.spinner{width:32px;height:32px;border:3px solid var(--secondary-bg);border-top-color:var(--button-color);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:flex;background:var(--bg-color);border-top:1px solid var(--secondary-bg);padding:8px 0;padding-bottom:calc(8px + env(safe-area-inset-bottom,0px));z-index:100}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;text-decoration:none;color:var(--hint-color);font-size:10px;gap:2px;transition:color .2s;touch-action:manipulation;-webkit-tap-highlight-color:transparent}.nav-item.active{color:var(--button-color)}.nav-icon{font-size:18px}.nav-label{font-size:10px}.btn{display:inline-block;padding:12px 24px;margin-top:16px;background:var(--button-color);color:var(--button-text-color);border:none;border-radius:8px;font-size:16px;cursor:pointer;width:100%;text-align:center}.btn:active{opacity:.8}.slide-left-enter-active,.slide-left-leave-active,.slide-right-enter-active,.slide-right-leave-active{transition:opacity .25s ease,transform .25s ease}.slide-left-enter-from{transform:translate(30px);opacity:0}.slide-left-leave-to,.slide-right-enter-from{transform:translate(-30px);opacity:0}.slide-right-leave-to{transform:translate(30px);opacity:0}.fade-enter-active,.fade-leave-active{transition:opacity .2s ease}.fade-enter-from,.fade-leave-to{opacity:0}@keyframes fadeSlideUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}