:root{color-scheme:dark;--background:#202225;--surface:#292c30;--surface-hover:#34383e;--border:#444a52;--text:#f1f5f6;--muted:#b0bac4;--accent:#51dfd1;--accent-hover:#75eadf;--accent-soft:#263f40;--accent-ink:#102e2b;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:var(--text);background:var(--background);font-synthesis:none;font-weight:400;font-size:15px;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:4px}button{touch-action:manipulation}a{color:inherit}h1,h2,h3,p{margin:0}svg{flex-shrink:0}button{transition:background .16s,transform .16s}button:active:not(:disabled){transform:translateY(1px)}.site-header{height:100px;border-bottom:1px solid var(--border);background:var(--surface)}.header-inner{max-width:960px;margin:auto;height:100%;display:flex;align-items:center;justify-content:space-between;padding:0 32px}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-size:21px;font-weight:750;letter-spacing:-.8px}.header-label{font-size:9px;letter-spacing:2px;color:var(--muted);font-weight:600}main{max-width:804px;margin:0 auto;padding:30px 32px 25px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:700;color:var(--muted);margin-bottom:12px}.actions{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:0 0 34px}.action-button{min-height:108px;border-radius:15px;border:1px solid transparent;text-align:left;display:flex;align-items:center;gap:15px;padding:22px 20px}.exchange-action{background:var(--accent);color:var(--accent-ink)}.exchange-action:hover{background:var(--accent-hover)}.discard-action{background:var(--surface);border-color:var(--accent);color:var(--accent)}.discard-action:hover{background:var(--accent-soft)}.action-icon{width:43px;height:43px;display:grid;place-items:center;flex-shrink:0;border-radius:12px}.exchange-action .action-icon{background:#102e2b20;color:var(--accent-ink)}.discard-action .action-icon{background:var(--accent-soft);color:var(--accent)}.action-button strong{font-size:14px;font-weight:600;display:block}.action-button small{display:block;margin-top:6px;font-size:11px}.exchange-action small{color:var(--accent-ink)}.discard-action small{color:var(--muted)}.action-arrow{margin-left:auto;opacity:.55}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:8px;padding-bottom:16px;border-bottom:1px solid var(--border)}.section-heading 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21px;display:flex;gap:16px}.event-icon{width:39px;height:39px;border-radius:11px;display:grid;place-items:center;flex-shrink:0}.exchange{background:var(--accent-soft);color:var(--accent)}.discard{background:var(--surface-hover);color:#c9d1d8}.event-content{flex:1;min-width:0}.event-topline{display:flex;justify-content:space-between;align-items:center}.event-topline h3{font-size:16px;letter-spacing:-.3px;font-weight:650}.event-topline time{font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}.event-tag{font-size:10px;display:inline-block;border-radius:4px;margin-top:7px;padding:3px 6px;font-weight:500}.battery-route{display:flex;align-items:center;gap:20px;margin:17px 0 14px;font-size:12px;font-variant-numeric:tabular-nums;color:var(--muted)}.battery-route 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var(--accent)}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:600px){.site-header{height:86px}.header-inner{padding:0 22px}.header-label{font-size:7px;letter-spacing:1.3px}.brand{font-size:19px}main{padding:24px 20px}.actions{gap:10px;margin:0 0 28px}.action-button{flex-direction:column;align-items:flex-start;padding:17px 15px;min-height:137px;gap:13px;border-radius:13px;position:relative}.action-icon{width:38px;height:38px;border-radius:10px}.action-arrow{position:absolute;right:15px;top:27px;width:15px}.action-button strong{font-size:12px}.action-button small{font-size:9px;margin-top:5px}.section-heading h2{font-size:14px}.list-tools>span{font-size:9px}.list-tools{gap:3px}.section-heading{padding-bottom:10px}.empty-state{min-height:310px}.empty-state h3{font-size:16px}.empty-state p{font-size:11px}.event-card{padding:16px 14px;gap:12px}.event-topline h3{font-size:14px}.battery-route{gap:14px;font-size:11px}.event-icon{width:34px;height:34px;border-radius:9px}.page-footer{font-size:9px}.event-dialog{padding:20px;width:calc(100% - 20px);max-height:calc(100dvh - 20px);border-radius:17px}.dialog-header{margin-bottom:13px}.form-fields{gap:12px;margin-top:18px}.dialog-heading h2{font-size:23px}.toast{white-space:normal;width:max-content}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition:none!important}}.brand-logo{display:block;width:146px;height:auto}.danger:hover:not(:disabled){background:var(--accent-hover)}.toast>svg{color:var(--accent)}@media(max-width:600px){.brand-logo{width:130px}}.login-main{max-width:560px;padding-top:60px}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:30px}.login-card h1{font-size:25px;line-height:1.3;letter-spacing:-.6px;margin-top:22px}.login-card>p{font-size:13px;line-height:1.8;color:var(--muted);margin-top:14px}.login-link{margin-top:26px;text-decoration:none}.login-loading{display:flex;align-items:center;gap:10px}.user-menu{display:flex;align-items:center;gap:14px;min-width:0;margin-left:20px}.user-name{font-size:12px;color:var(--muted);max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.logout-button{font-size:11px;padding:8px 11px;min-height:42px}.auth-notice{position:fixed;top:10px;left:50%;transform:translate(-50%);z-index:10;max-width:calc(100% - 30px)}@media(max-width:600px){.login-main{padding-top:30px}.login-card{padding:23px}.user-menu{gap:7px;margin-left:12px}.user-name{max-width:80px;font-size:10px}.logout-button{gap:5px;font-size:10px;padding:7px}}.event-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.event-actions .button{min-height:44px;padding:8px 12px;font-size:12px}