*{box-sizing:border-box} :root{color-scheme:dark;--bg:#090d0a;--panel:#111712;--panel2:#151d17;--line:#202b22;--text:#f1f5ef;--muted:#7e8c80;--green:#b7f34a;--green2:#81ba2a;--red:#ff6f6f;--amber:#efbd67} body{margin:0;background:radial-gradient(ellipse at 80% -12%,#1c2d1c 0,transparent 38%),var(--bg);color:var(--text);font-family:Manrope,system-ui,sans-serif;min-height:100vh}button,select{font:inherit;color:inherit}.app-shell{max-width:520px;margin:0 auto;padding:calc(16px + env(safe-area-inset-top)) 18px calc(26px + env(safe-area-inset-bottom));min-height:100vh}.topbar,.brand,.connection,.market-head,.section-head,.signal-top,.signal-main,.signal-foot,.asset-row,.chart-labels,footer{display:flex;align-items:center;justify-content:space-between}.topbar{height:45px}.brand{justify-content:flex-start;gap:10px}.brand strong{display:block;font-size:18px;letter-spacing:-1px}.brand strong span{color:var(--green)}.brand 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var(--line);border-radius:13px;background:var(--panel);cursor:pointer}.asset-icon{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:#23311c;color:var(--green);font-size:19px}.asset-copy{display:grid;gap:2px}.asset-copy small,.timeframe>span{font-size:8px;color:var(--muted);letter-spacing:1px;font-weight:700}.asset-copy strong{font-size:13px}.chevron{margin-left:auto;color:var(--muted);font-size:20px}.timeframe{display:grid;gap:5px;padding:0 9px}.timeframe select{border:0;outline:0;background:transparent;font-size:11px;font-weight:700}.asset-menu{position:relative;z-index:2;max-height:190px;overflow:auto;margin:-5px 0 12px;padding:6px;background:#121812;border:1px solid #2a372a;border-radius:13px;display:grid;grid-template-columns:1fr 1fr;gap:4px}.asset-menu.hidden{display:none}.asset-option{background:#161e17;border:1px solid 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#374337;background:#172018;border-radius:10px;color:var(--text);font-size:11px;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}@media(min-width:560px){.app-shell{padding-top:24px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;scroll-behavior:auto!important}}

/* Persistent signal journal */
.history-card{padding:15px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(145deg,#121813,#0e130f);margin-bottom:11px}.history-card .section-head h2{font-size:14px;margin:5px 0 0}.history-count{font:9px 'DM Mono',monospace;color:var(--muted)}.signal-history{display:grid;margin-top:12px}.history-empty{padding:17px 6px;text-align:center;color:var(--muted);font-size:10px}.history-item{display:flex;align-items:center;gap:9px;padding:11px 0;border-top:1px solid #1d261e}.history-icon{width:29px;height:29px;flex:0 0 29px;display:grid;place-items:center;border-radius:9px;background:#202a1b;color:var(--green);font-size:16px}.history-item.down .history-icon{background:#2d1b1b;color:var(--red)}.history-copy{min-width:0;display:grid;gap:3px;flex:1}.history-copy b{font-size:10px}.history-copy small{font-size:9px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.history-meta{font:8px 'DM Mono',monospace;color:var(--muted);white-space:nowrap}