:root{--tg-bg: var(--tg-theme-bg-color, #ffffff);--tg-text: var(--tg-theme-text-color, #000000);--tg-hint: var(--tg-theme-hint-color, #999999);--tg-link: var(--tg-theme-link-color, #2481cc);--tg-button: var(--tg-theme-button-color, #2481cc);--tg-button-text: var(--tg-theme-button-text-color, #ffffff);--tg-secondary-bg: var(--tg-theme-secondary-bg-color, #f0f0f0)}*{box-sizing:border-box}.app{min-height:100vh;display:flex;flex-direction:column;background:var(--tg-bg);color:var(--tg-text)}.main-content{flex:1;padding:16px 16px 80px;overflow-y:auto}.page{max-width:480px;margin:0 auto}.page header{margin-bottom:20px}.page h1{font-size:24px;font-weight:600;margin:0 0 4px}.subtitle{color:var(--tg-hint);font-size:14px;margin:0}.loading{text-align:center;padding:40px;color:var(--tg-hint)}.btn-primary{background:var(--tg-button);color:var(--tg-button-text);border:none;border-radius:10px;padding:12px 20px;font-size:15px;font-weight:500;cursor:pointer;width:100%;transition:opacity .2s}.btn-primary:hover{opacity:.9}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--tg-secondary-bg);color:var(--tg-text);border:none;border-radius:10px;padding:10px 16px;font-size:14px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}.home-header{margin-bottom:24px}.subscription-card{background:var(--tg-secondary-bg);border-radius:16px;padding:16px;margin-bottom:24px}.card-header{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:500;margin-bottom:12px;color:var(--tg-hint)}.tier-badge{display:inline-block;background:var(--tg-button);color:var(--tg-button-text);padding:4px 12px;border-radius:20px;font-size:13px;font-weight:600;text-transform:uppercase;margin-bottom:12px}.progress-section{margin-top:8px}.progress-bar{height:6px;background:#0000001a;border-radius:3px;overflow:hidden;margin-bottom:8px}.progress-fill{height:100%;background:var(--tg-button);border-radius:3px;transition:width .3s ease}.progress-info{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--tg-hint)}.no-sub{text-align:center;padding:8px 0}.no-sub p{margin:0 0 12px;color:var(--tg-hint)}.quick-actions h3{font-size:16px;font-weight:600;margin:0 0 12px}.actions-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.action-card{background:var(--tg-secondary-bg);border:none;border-radius:12px;padding:16px;display:flex;flex-direction:column;align-items:center;gap:8px;cursor:pointer;color:var(--tg-text);font-size:13px;transition:transform .1s}.action-card:active{transform:scale(.98)}.action-card svg:first-child{color:var(--tg-button)}.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:20px}.stat-card{background:var(--tg-secondary-bg);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:8px}.stat-icon{color:var(--tg-button)}.stat-value{font-size:20px;font-weight:600}.stat-label{font-size:13px;color:var(--tg-hint)}.stat-sub{font-size:11px;color:var(--tg-hint)}.chart-placeholder{background:var(--tg-secondary-bg);border-radius:12px;padding:40px;text-align:center;color:var(--tg-hint)}.user-card{background:var(--tg-secondary-bg);border-radius:16px;padding:16px;display:flex;align-items:center;gap:12px;margin-bottom:20px}.user-avatar{width:56px;height:56px;border-radius:50%;background:var(--tg-button);color:var(--tg-button-text);display:flex;align-items:center;justify-content:center;overflow:hidden;flex-shrink:0}.user-avatar img{width:100%;height:100%;object-fit:cover}.user-name{font-size:16px;font-weight:600}.user-username{font-size:13px;color:var(--tg-hint)}.user-id{font-size:12px;color:var(--tg-hint);margin-top:2px}.settings-list{background:var(--tg-secondary-bg);border-radius:12px;overflow:hidden}.setting-item{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid rgba(0,0,0,.05);text-decoration:none;color:var(--tg-text);font-size:15px;cursor:pointer}.setting-item:last-child{border-bottom:none}.setting-value{margin-left:auto;color:var(--tg-hint);font-size:14px}.arrow{margin-left:auto;color:var(--tg-hint)}.config-empty{text-align:center;padding:40px 20px;color:var(--tg-hint)}.config-empty svg{margin-bottom:12px;opacity:.5}.config-content{display:flex;flex-direction:column;gap:12px}.config-json{background:var(--tg-secondary-bg);border-radius:12px;padding:16px;font-size:12px;line-height:1.5;overflow-x:auto;white-space:pre-wrap;word-break:break-all;margin:0}.nodes-empty{text-align:center;padding:40px;color:var(--tg-hint)}.nodes-list{display:flex;flex-direction:column;gap:12px}.node-card{background:var(--tg-secondary-bg);border-radius:12px;padding:14px 16px}.node-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.node-name{font-weight:600;font-size:15px}.node-status{display:flex;align-items:center;gap:4px;font-size:12px;font-weight:500}.node-info{display:flex;justify-content:space-between;font-size:13px;color:var(--tg-hint);margin-bottom:10px}.node-load{display:flex;align-items:center;gap:8px}.load-label{font-size:12px;color:var(--tg-hint);min-width:50px}.load-bar{flex:1;height:4px;background:#0000001a;border-radius:2px;overflow:hidden}.load-fill{height:100%;border-radius:2px;transition:width .3s ease}.load-value{font-size:12px;color:var(--tg-hint);min-width:32px;text-align:right}.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:var(--tg-bg);border-top:1px solid rgba(0,0,0,.05);display:flex;justify-content:space-around;padding:8px 0 calc(8px + env(safe-area-inset-bottom));z-index:100}.nav-item{display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px 16px;border:none;background:none;color:var(--tg-hint);font-size:11px;cursor:pointer;transition:color .2s}.nav-item.active{color:var(--tg-button)}@media (prefers-color-scheme: dark){:root{--tg-bg: var(--tg-theme-bg-color, #1a1a1a);--tg-text: var(--tg-theme-text-color, #ffffff);--tg-secondary-bg: var(--tg-theme-secondary-bg-color, #2a2a2a)}}