:root{--tg-bg-color: #ffffff;--tg-text-color: #1a1a2e;--tg-hint-color: #8b8fa3;--tg-button-color: #5e6ad2;--tg-button-text-color: #ffffff;--tg-secondary-bg-color: #f5f5f8;--tg-header-bg-color: #ffffff;--tg-accent-text-color: #5e6ad2;--tg-destructive-color: #e5534b;--tg-section-bg-color: #f9f9fb;--tg-section-separator-color: #e8e8ed;--bg: var(--tg-bg-color);--bg-secondary: var(--tg-section-bg-color);--text: var(--tg-text-color);--text-secondary: var(--tg-hint-color);--text-tertiary: color-mix(in srgb, var(--text) 45%, transparent);--accent: var(--tg-button-color);--accent-text: var(--tg-button-text-color);--accent-bg: color-mix(in srgb, var(--accent) 8%, var(--bg));--accent-border: color-mix(in srgb, var(--accent) 20%, transparent);--card-bg: var(--tg-secondary-bg-color);--border: var(--tg-section-separator-color);--border-subtle: color-mix(in srgb, var(--text) 8%, transparent);--border-strong: color-mix(in srgb, var(--text) 16%, transparent);--radius: 8px;--radius-lg: 12px;--shadow-sm: 0 1px 2px color-mix(in srgb, var(--text) 4%, transparent);--header-bg: var(--tg-header-bg-color);--section-bg: var(--tg-section-bg-color);--destructive: var(--tg-destructive-color);--destructive-bg: color-mix(in srgb, var(--destructive) 6%, var(--bg));--destructive-border: color-mix(in srgb, var(--destructive) 16%, transparent);--success: #46a758;--success-bg: color-mix(in srgb, var(--success) 8%, var(--bg));--font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", sans-serif;--font-mono: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", monospace;--text-xs: 11px;--text-sm: 12px;--text-base: 14px;--text-lg: 15px;--text-xl: 18px;--text-2xl: 22px;--text-3xl: 28px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--transition-fast: .12s ease;--transition-base: .18s ease}@media(prefers-color-scheme:dark){:root{--tg-bg-color: #1a1a2e;--tg-text-color: #e1e4ed;--tg-hint-color: #6b7084;--tg-secondary-bg-color: #22223a;--tg-header-bg-color: #1a1a2e;--tg-section-bg-color: #1e1e36;--tg-section-separator-color: #2d2d48}}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}body{font-family:var(--font-sans);background:var(--bg);color:var(--text);font-size:var(--text-base);line-height:1.5;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}#app{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;max-width:480px;margin:0 auto;position:relative}.app-header{position:sticky;top:0;z-index:100;background:var(--header-bg);border-bottom:1px solid var(--border-subtle);padding:0 var(--space-4);display:flex;align-items:center;justify-content:space-between;min-height:48px;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:color-mix(in srgb,var(--header-bg) 85%,transparent)}.app-header h1{font-size:var(--text-lg);font-weight:600;letter-spacing:-.3px;display:flex;align-items:center;gap:var(--space-2);color:var(--text)}.header-title-icon{opacity:.7}.app-header .header-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;border-radius:var(--radius);color:var(--text-secondary);transition:all var(--transition-fast);border:none;background:none}.app-header .header-icon:hover{background:var(--border-subtle);color:var(--text)}.app-header .header-icon:active{background:var(--border-strong)}.filter-bar{display:flex;gap:var(--space-2);padding:var(--space-2) var(--space-4);overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}.filter-bar::-webkit-scrollbar{display:none}.range-selector{display:flex;gap:2px;padding:var(--space-2) var(--space-4) var(--space-3);background:var(--border-subtle);border-radius:var(--radius);margin:0 var(--space-4) var(--space-3)}.range-pill{padding:6px 14px;border-radius:6px;font-size:var(--text-sm);font-weight:500;border:none;cursor:pointer;background:transparent;color:var(--text-secondary);transition:all var(--transition-fast);white-space:nowrap;flex:1;text-align:center}.range-pill.active{background:var(--bg);color:var(--text);box-shadow:0 1px 3px color-mix(in srgb,var(--text) 6%,transparent)}.range-pill:active{opacity:.7}#app-content{flex:1;padding:0 var(--space-4) var(--space-6);overflow-y:auto;-webkit-overflow-scrolling:touch;padding-bottom:calc(var(--space-6) + env(safe-area-inset-bottom,0px))}.card{background:var(--card-bg);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--space-4);margin-bottom:var(--space-3);transition:border-color var(--transition-fast)}.card-title{font-size:var(--text-sm);color:var(--text-secondary);font-weight:500;margin-bottom:var(--space-1);text-transform:uppercase;letter-spacing:.4px}.card-value{font-size:var(--text-3xl);font-weight:700;line-height:1.1;letter-spacing:-.5px;color:var(--text)}.card-subtitle{font-size:var(--text-sm);color:var(--text-secondary);margin-top:var(--space-1)}.card-change{font-size:var(--text-sm);font-weight:600;margin-top:var(--space-1);display:flex;align-items:center;gap:2px}.card-change.positive{color:var(--success)}.card-change.negative{color:var(--destructive)}.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3);margin-bottom:var(--space-4)}.stat-card-sm{background:var(--card-bg);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--space-3) var(--space-4);transition:border-color var(--transition-fast)}.stat-card-sm:hover{border-color:var(--border-strong)}.stat-card-sm .card-value{font-size:var(--text-2xl)}.chip{display:inline-flex;align-items:center;gap:var(--space-1);padding:5px 12px;border-radius:20px;font-size:var(--text-sm);font-weight:500;border:1px solid var(--border);background:var(--bg);color:var(--text-secondary);cursor:pointer;white-space:nowrap;transition:all var(--transition-fast);flex-shrink:0}.chip.active{border-color:var(--accent-border);background:var(--accent-bg);color:var(--accent)}.chip:active{opacity:.7}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:10px 20px;border-radius:var(--radius);font-size:var(--text-base);font-weight:500;border:none;cursor:pointer;transition:all var(--transition-fast);font-family:inherit}.btn-primary{background:var(--accent);color:var(--accent-text)}.btn-primary:active{opacity:.85}.btn-secondary{background:var(--card-bg);color:var(--text);border:1px solid var(--border)}.btn-secondary:active{background:var(--border-subtle)}.btn-block{width:100%}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:var(--text-sm)}table th{text-align:left;padding:var(--space-3) var(--space-3);font-weight:500;color:var(--text-secondary);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--border-subtle);cursor:pointer;user-select:none;white-space:nowrap;transition:color var(--transition-fast)}table th:hover{color:var(--text)}table th .sort-icon{margin-left:2px;font-size:var(--text-xs);opacity:.5}table td{padding:10px var(--space-3);border-bottom:1px solid var(--border-subtle);vertical-align:middle;color:var(--text)}table tr:last-child td{border-bottom:none}table tbody tr{transition:background var(--transition-fast)}table tbody tr:hover{background:var(--accent-bg)}.session-row{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--bg);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);margin-bottom:var(--space-2);cursor:pointer;transition:all var(--transition-fast)}.session-row:hover{border-color:var(--border-strong);background:var(--bg-secondary)}.session-row:active{background:var(--card-bg)}.session-row-icon{flex-shrink:0;color:var(--text-secondary);display:flex;align-items:center}.session-row-body{flex:1;min-width:0}.session-row-title{font-size:var(--text-base);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text);letter-spacing:-.1px}.session-row-meta{font-size:var(--text-sm);color:var(--text-secondary);margin-top:2px;display:flex;gap:var(--space-2);align-items:center}.session-row-msg{display:flex;align-items:center;gap:2px}.session-row-right{text-align:right;flex-shrink:0}.session-row-cost{font-size:var(--text-base);font-weight:600;color:var(--text);letter-spacing:-.2px}.session-row-time{font-size:var(--text-xs);color:var(--text-secondary)}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:6px;font-size:var(--text-xs);font-weight:500;background:var(--accent-bg);color:var(--accent);max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border:1px solid var(--accent-border)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-8) var(--space-6);text-align:center}.empty-state .empty-icon{margin-bottom:var(--space-3);opacity:.3;color:var(--text-secondary)}.empty-state .empty-title{font-size:var(--text-base);font-weight:600;margin-bottom:var(--space-1);color:var(--text)}.empty-state .empty-desc{font-size:var(--text-sm);color:var(--text-secondary);max-width:240px}.skeleton{background:var(--card-bg);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--space-4);margin-bottom:var(--space-3)}.skeleton-line{height:14px;background:var(--border-subtle);border-radius:4px;margin-bottom:var(--space-2);animation:skeleton-pulse 1.8s ease-in-out infinite}.skeleton-line.w60{width:60%}.skeleton-line.w40{width:40%}.skeleton-line.w80{width:80%}.skeleton-line.h22{height:22px}.skeleton-card-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3);margin-bottom:var(--space-3)}@keyframes skeleton-pulse{0%,to{opacity:1}50%{opacity:.4}}.error-banner{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--destructive-bg);border:1px solid var(--destructive-border);border-radius:var(--radius);margin-bottom:var(--space-3);color:var(--destructive);font-size:var(--text-sm)}.error-banner .error-icon{flex-shrink:0}.error-banner .error-msg{flex:1;line-height:1.4}.error-banner .retry-btn{padding:5px 14px;border-radius:6px;border:1px solid var(--destructive-border);background:transparent;color:var(--destructive);font-size:var(--text-sm);font-weight:500;cursor:pointer;white-space:nowrap;transition:all var(--transition-fast);font-family:inherit}.error-banner .retry-btn:active{background:var(--destructive-bg)}.search-bar{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3);background:var(--card-bg);border-radius:var(--radius);margin-bottom:var(--space-3);border:1px solid var(--border);transition:all var(--transition-fast)}.search-bar:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-bg)}.search-bar .search-icon{flex-shrink:0;color:var(--text-secondary);display:flex;align-items:center}.search-bar input{flex:1;border:none;background:none;font-size:var(--text-base);color:var(--text);outline:none;font-family:inherit;line-height:1.4}.search-bar input::placeholder{color:var(--text-tertiary)}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-2);margin-top:var(--space-5)}.section-title{font-size:var(--text-base);font-weight:600;color:var(--text);letter-spacing:-.1px}.section-link{font-size:var(--text-sm);color:var(--accent);cursor:pointer;border:none;background:none;font-family:inherit;font-weight:500;transition:opacity var(--transition-fast);display:flex;align-items:center;gap:2px}.section-link:active{opacity:.7}.settings-group{margin-bottom:var(--space-6)}.settings-group-title{font-size:var(--text-xs);color:var(--text-secondary);font-weight:600;text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--space-2);padding-left:var(--space-1)}.settings-item{display:flex;align-items:center;justify-content:space-between;padding:var(--space-3) var(--space-4);background:var(--card-bg);border:1px solid var(--border-subtle);margin-bottom:-1px;cursor:pointer;transition:background var(--transition-fast)}.settings-item:first-of-type{border-radius:var(--radius-lg) var(--radius-lg) 0 0}.settings-item:last-of-type{border-radius:0 0 var(--radius-lg) var(--radius-lg);margin-bottom:0}.settings-item:only-of-type{border-radius:var(--radius-lg)}.settings-item:active{background:var(--border-subtle)}.settings-label{font-size:var(--text-base);font-weight:500;color:var(--text)}.settings-value{font-size:var(--text-base);color:var(--text-secondary)}.settings-select{border:none;background:none;font-size:var(--text-base);color:var(--accent);font-family:inherit;font-weight:500;outline:none;cursor:pointer;text-align:right;-webkit-appearance:none}.settings-select::-ms-expand{display:none}.token-bar{margin-bottom:var(--space-3)}.token-bar:last-child{margin-bottom:0}.token-bar-label{display:flex;justify-content:space-between;font-size:var(--text-sm);margin-bottom:var(--space-1)}.token-bar-label .bar-name{color:var(--text);font-weight:500}.token-bar-label .bar-value{color:var(--text-secondary);font-variant-numeric:tabular-nums}.token-bar-track{height:6px;background:var(--border-subtle);border-radius:3px;overflow:hidden}.token-bar-fill{height:100%;border-radius:3px;transition:width .6s ease}.detail-field{display:flex;justify-content:space-between;padding:var(--space-3) 0;border-bottom:1px solid var(--border-subtle);font-size:var(--text-base)}.detail-field:last-child{border-bottom:none}.detail-field .field-label{color:var(--text-secondary)}.detail-field .field-value{font-weight:500;text-align:right;max-width:60%;word-break:break-word;font-variant-numeric:tabular-nums}.chart-container{width:100%;position:relative;margin-bottom:var(--space-3)}.chart-container canvas{width:100%!important;height:auto!important;display:block}.chart-legend{display:flex;flex-wrap:wrap;gap:var(--space-2) var(--space-4);padding:var(--space-2) 0}.chart-legend-item{display:flex;align-items:center;gap:6px;font-size:var(--text-sm);color:var(--text-secondary)}.chart-legend-dot{width:8px;height:8px;border-radius:2px;flex-shrink:0}.chart-center-label{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;pointer-events:none}.chart-center-label .center-value{font-size:var(--text-2xl);font-weight:700;line-height:1.1;letter-spacing:-.5px;color:var(--text);font-variant-numeric:tabular-nums}.chart-center-label .center-sub{font-size:var(--text-xs);color:var(--text-secondary);margin-top:2px;text-transform:uppercase;letter-spacing:.3px}.chart-tooltip{position:absolute;background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:var(--space-2) var(--space-3);font-size:var(--text-sm);pointer-events:none;opacity:0;transition:opacity var(--transition-fast);z-index:10;box-shadow:0 4px 12px color-mix(in srgb,var(--text) 8%,transparent);white-space:nowrap;color:var(--text)}.chart-tooltip.visible{opacity:1}