diff --git a/onchain_scout_gate/static/app.js b/onchain_scout_gate/static/app.js
index 9d2d4eb..d0315ad 100644
--- a/onchain_scout_gate/static/app.js
+++ b/onchain_scout_gate/static/app.js
@@ -430,7 +430,14 @@ async function saveDailyReportSettings() {
   }
 }
 
+function isPanelFolded(foldId) {
+  const panel = document.querySelector(`.matrix-panel-fold[data-fold-id="${foldId}"]`);
+  return !!(panel && panel.classList.contains("is-folded"));
+}
+
 async function refresh() {
+  if (document.visibilityState !== "visible") return;
+  const mobileLite = isMobileLite();
   try {
     const funnelWindowH = getFunnelWindowHours();
     const [status, alerts, logs, config, funnel, dailyReport] = await Promise.all([
@@ -445,8 +452,16 @@ async function refresh() {
 
     const statusPre = document.getElementById("status");
     const cf = document.getElementById("config");
-    if (statusPre) statusPre.textContent = pretty(status);
-    if (cf) cf.textContent = pretty(config);
+    if (!mobileLite) {
+      if (statusPre) {
+        const st = pretty(status);
+        if (statusPre.textContent !== st) statusPre.textContent = st;
+      }
+      if (cf) {
+        const cfgTxt = pretty(config);
+        if (cf.textContent !== cfgTxt) cf.textContent = cfgTxt;
+      }
+    }
 
     const runState = (status && status.state) || {};
     const funnelWindowApplied =
@@ -497,7 +512,8 @@ async function refresh() {
     const watchRows = allAlerts.filter((a) => (a.details && a.details.signal_level) === "WATCH");
     const triggerRows = allAlerts.filter((a) => (a.details && a.details.signal_level) === "TRIGGER");
 
-    renderItems("watchAlerts", watchRows, (a) => `
+    if (!mobileLite || !isPanelFolded("scan-layers")) {
+      renderItems("watchAlerts", watchRows, (a) => `
       <div class="matrix-row-title"><strong>${a.symbol}</strong> <span class="matrix-dim">${escapeHtml(a.chain || "")}</span></div>
       <div>级别: ${(a.details && a.details.signal_level) || "N/A"}</div>
       <div>信号: ${(a.trigger_types || []).join(" · ")}</div>
@@ -523,11 +539,14 @@ async function refresh() {
       <div class="time">${formatIsoToBeijing(a.created_at)}</div>
     `);
     }
+    }
 
-    renderItems("logs", logs.items || [], (l) => `
+    if (!mobileLite || !isPanelFolded("runtime-logs")) {
+      renderItems("logs", logs.items || [], (l) => `
       <div><strong class="matrix-log-lvl-${(l.level || "").toLowerCase()}">[${l.level}]</strong> ${escapeHtml(l.message)}</div>
       <div class="time">${formatIsoToBeijing(l.created_at)}</div>
     `);
+    }
   } catch (error) {
     console.error("refresh failed", error);
     setText("hudLink", "ERR");
@@ -536,8 +555,25 @@ async function refresh() {
   }
 }
 
-/** 轻量 Canvas 代码雨（仅 dashboard 有 canvas） */
+/** 手机 / 触控：关闭重动画与代码雨，减轻闪屏与发热 */
+function isMobileLite() {
+  return (
+    document.documentElement.classList.contains("matrix-lite") ||
+    window.matchMedia("(max-width: 640px), (hover: none) and (pointer: coarse)").matches
+  );
+}
+
+function applyMobileLiteClass() {
+  if (isMobileLite()) {
+    document.documentElement.classList.add("matrix-lite");
+    document.body.classList.add("matrix-lite");
+  }
+}
+
+/** 轻量 Canvas 代码雨（仅 dashboard 有 canvas；手机端不启动） */
 function initMatrixRain() {
+  applyMobileLiteClass();
+  if (isMobileLite()) return;
   const canvas = document.getElementById("matrixRain");
   if (!canvas || !canvas.getContext) return;
   const ctx = canvas.getContext("2d");
@@ -843,7 +879,8 @@ initMatrixRain();
 initFunnelWindowControls();
 initPanelFolds();
 refresh();
-setInterval(refresh, 4000);
+const REFRESH_MS = isMobileLite() ? 10000 : 4000;
+setInterval(refresh, REFRESH_MS);
 document.addEventListener("visibilitychange", () => {
   if (document.visibilityState === "visible") refresh();
 });
diff --git a/onchain_scout_gate/static/style.css b/onchain_scout_gate/static/style.css
index 36cff7e..d6ae676 100644
--- a/onchain_scout_gate/static/style.css
+++ b/onchain_scout_gate/static/style.css
@@ -1647,12 +1647,60 @@ body.matrix-theme {
     }
 
     .matrix-rain-canvas {
-        opacity: 0.3;
+        display: none !important;
     }
 
     .matrix-scanlines,
-    .matrix-noise {
-        opacity: 0.45;
+    .matrix-noise,
+    .matrix-aurora {
+        display: none !important;
+    }
+
+    .matrix-vignette {
+        opacity: 0.35;
+        background: radial-gradient(ellipse at center, transparent 40%, rgba(0, 0, 0, 0.55) 100%);
+    }
+
+    .matrix-hero-radar,
+    .matrix-radar-header {
+        display: none !important;
+    }
+
+    .matrix-panel-chrome::before,
+    .matrix-hud-block::after,
+    .matrix-card::before {
+        display: none !important;
+    }
+
+    .matrix-glitch-c,
+    .matrix-glitch-m {
+        display: none !important;
+    }
+
+    .matrix-glitch-base {
+        text-shadow: 0 0 12px rgba(0, 255, 213, 0.35);
+    }
+
+    .matrix-hud-dot {
+        animation: none !important;
+    }
+
+    .matrix-tagline-glow,
+    .matrix-btn-pulse,
+    .matrix-chip-magenta,
+    .matrix-card::before,
+    .matrix-panel-chrome::before,
+    .matrix-hud-block::after,
+    .matrix-hero-radar-sweep,
+    .matrix-radar-h-sweep,
+    .matrix-bar {
+        animation: none !important;
+    }
+
+    .matrix-chrome,
+    .matrix-main,
+    .matrix-panel {
+        transform: translateZ(0);
     }
 
     .matrix-table {
@@ -1670,16 +1718,66 @@ body.matrix-theme {
     }
 }
 
+/* 手机轻量模式（head 内联脚本提前打标 + 触控设备） */
+html.matrix-lite .matrix-rain-canvas,
+html.matrix-lite .matrix-scanlines,
+html.matrix-lite .matrix-noise,
+html.matrix-lite .matrix-aurora {
+    display: none !important;
+}
+
+html.matrix-lite .matrix-hero-radar,
+html.matrix-lite .matrix-radar-header,
+html.matrix-lite .matrix-panel-chrome::before,
+html.matrix-lite .matrix-hud-block::after,
+html.matrix-lite .matrix-card::before,
+html.matrix-lite .matrix-glitch-c,
+html.matrix-lite .matrix-glitch-m {
+    display: none !important;
+}
+
+html.matrix-lite .matrix-glitch-base {
+    text-shadow: 0 0 12px rgba(0, 255, 213, 0.35);
+}
+
+html.matrix-lite .matrix-hud-dot,
+html.matrix-lite .matrix-tagline-glow,
+html.matrix-lite .matrix-btn-pulse,
+html.matrix-lite .matrix-chip-magenta,
+html.matrix-lite .matrix-hero-radar-sweep,
+html.matrix-lite .matrix-radar-h-sweep,
+html.matrix-lite .matrix-bar,
+html.matrix-lite .matrix-glitch-c,
+html.matrix-lite .matrix-glitch-m {
+    animation: none !important;
+}
+
+html.matrix-lite body.matrix-theme {
+    background: #020806;
+}
+
 @media (prefers-reduced-motion: reduce) {
     .matrix-rain-canvas {
-        display: none;
+        display: none !important;
+    }
+
+    .matrix-scanlines,
+    .matrix-noise,
+    .matrix-aurora {
+        display: none !important;
     }
 
     .matrix-glitch-c,
     .matrix-glitch-m,
     .matrix-tagline-glow,
     .matrix-btn-pulse,
-    .matrix-chip-magenta {
+    .matrix-chip-magenta,
+    .matrix-hud-dot,
+    .matrix-panel-chrome::before,
+    .matrix-hud-block::after,
+    .matrix-card::before,
+    .matrix-hero-radar-sweep,
+    .matrix-radar-h-sweep {
         animation: none !important;
     }
 }
diff --git a/onchain_scout_gate/templates/dashboard.html b/onchain_scout_gate/templates/dashboard.html
index 6b0ec27..6c74bfc 100644
--- a/onchain_scout_gate/templates/dashboard.html
+++ b/onchain_scout_gate/templates/dashboard.html
@@ -3,6 +3,12 @@
 <head>
     <meta charset="UTF-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=cover" />
+    <script>
+      (function () {
+        var lite = window.matchMedia("(max-width: 640px), (hover: none) and (pointer: coarse)").matches;
+        if (lite) document.documentElement.classList.add("matrix-lite");
+      })();
+    </script>
     <title>MATRIX · FUNNEL</title>
     <link rel="stylesheet" href="/static/style.css?v={{ asset_version }}" />
 </head>
diff --git a/onchain_scout_gate/templates/login.html b/onchain_scout_gate/templates/login.html
index a396ea6..e7e47af 100644
--- a/onchain_scout_gate/templates/login.html
+++ b/onchain_scout_gate/templates/login.html
@@ -3,6 +3,13 @@
 <head>
     <meta charset="UTF-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=cover" />
+    <script>
+      (function () {
+        if (window.matchMedia("(max-width: 640px), (hover: none) and (pointer: coarse)").matches) {
+          document.documentElement.classList.add("matrix-lite");
+        }
+      })();
+    </script>
     <title>MATRIX · 接入</title>
     <link rel="stylesheet" href="/static/style.css" />
 </head>