diff --git a/cmd/server/templates/index.html b/cmd/server/templates/index.html
index b16878c..7038d4f 100644
--- a/cmd/server/templates/index.html
+++ b/cmd/server/templates/index.html
@@ -395,8 +395,8 @@
             display: grid;
             grid-template-columns:repeat(auto-fill, minmax(760px, 1fr));
             align-items: start;
-            gap: 22px;
-            padding: 24px 28px 48px
+            gap: 14px;
+            padding: 16px 20px 36px
         }
 
         /* ═══ Card ═══ */
@@ -437,22 +437,22 @@
         }
 
         .card-hd {
-            padding: 16px 20px 0;
+            padding: 8px 12px 0;
             display: flex;
             align-items: center;
             justify-content: space-between;
-            gap: 10px
+            gap: 6px
         }
 
         .card-id {
             display: flex;
             align-items: center;
-            gap: 8px;
+            gap: 6px;
             min-width: 0
         }
 
         .card-id h3 {
-            font-size: 16px;
+            font-size: 12px;
             font-weight: 600;
             white-space: nowrap;
             overflow: hidden;
@@ -460,25 +460,25 @@
         }
 
         .card-tm {
-            font-size: 11px;
+            font-size: 9px;
             color: var(--dim);
             font-family: var(--mono);
             flex-shrink: 0
         }
 
         .card-sub {
-            padding: 2px 20px 0;
-            font-size: 12px;
+            padding: 1px 12px 0;
+            font-size: 9px;
             color: var(--dim)
         }
 
         .badge {
-            font-size: 9px;
+            font-size: 7px;
             font-weight: 700;
-            letter-spacing: 1.2px;
+            letter-spacing: .8px;
             text-transform: uppercase;
-            padding: 3px 9px;
-            border-radius: 16px;
+            padding: 2px 6px;
+            border-radius: 10px;
             flex-shrink: 0;
             transition: background .3s, color .3s
         }
@@ -498,7 +498,7 @@
             display: flex;
             flex-wrap: wrap;
             gap: 0;
-            padding: 12px 0 0
+            padding: 5px 0 0
         }
 
         .card-col {
@@ -506,8 +506,8 @@
             min-width: 0;
             display: flex;
             flex-direction: column;
-            gap: var(--gap);
-            padding: 0 20px 18px
+            gap: 3px;
+            padding: 0 12px 8px
         }
 
         .card-left {
@@ -529,17 +529,17 @@
         /* ═══ Section ═══ */
         .sec {
             background: var(--sec);
-            border-radius: var(--sec-r);
-            padding: var(--sec-pad)
+            border-radius: 6px;
+            padding: 6px 10px
         }
 
         .sec-tt {
-            font-size: 10px;
+            font-size: 8px;
             font-weight: 600;
-            letter-spacing: 1.5px;
+            letter-spacing: .8px;
             text-transform: uppercase;
             color: var(--dim);
-            margin-bottom: 10px
+            margin-bottom: 3px
         }
 
         .sec-tt .hl {
@@ -555,49 +555,49 @@
 
         .sr .sl {
             color: var(--dim);
-            font-size: 12px;
+            font-size: 9px;
             flex-shrink: 0
         }
 
         .sr .sv {
             font-family: var(--mono);
-            font-size: 12px;
+            font-size: 9px;
             font-weight: 500
         }
 
         .bar {
-            height: 12px;
+            height: 5px;
             background: var(--dim-bar);
-            border-radius: 6px;
+            border-radius: 3px;
             overflow: hidden
         }
 
         .bar .bf {
             height: 100%;
-            border-radius: 6px;
+            border-radius: 3px;
             transition: width .5s ease;
             min-width: 2px
         }
 
         .bar.mini {
-            height: 7px;
-            border-radius: 4px
+            height: 3px;
+            border-radius: 2px
         }
 
         .bar.mini .bf {
-            border-radius: 4px
+            border-radius: 2px
         }
 
         /* ═══ CPU ═══ */
         .cpu-top {
             display: flex;
-            gap: 14px;
+            gap: 10px;
             align-items: center
         }
 
         .gauge {
-            width: 76px;
-            height: 76px;
+            width: 44px;
+            height: 44px;
             flex-shrink: 0
         }
 
@@ -619,15 +619,15 @@
 
         .g-val {
             font-family: var(--mono);
-            font-size: 16px;
+            font-size: 11px;
             font-weight: 700;
             fill: var(--text)
         }
 
         .g-lbl {
-            font-size: 7px;
+            font-size: 5px;
             fill: var(--dim);
-            letter-spacing: 1px
+            letter-spacing: .6px
         }
 
         .cpu-inf {
@@ -639,17 +639,17 @@
 
         .cores {
             display: flex;
-            gap: 2px;
+            gap: 1px;
             flex-wrap: wrap;
-            margin-top: 6px
+            margin-top: 4px
         }
 
         .cbar {
             flex: 1;
-            min-width: 8px;
-            height: 20px;
+            min-width: 4px;
+            height: 8px;
             background: var(--dim-bar);
-            border-radius: 2px;
+            border-radius: 1px;
             position: relative;
             overflow: hidden
         }
@@ -668,12 +668,12 @@
             display: flex;
             justify-content: space-between;
             align-items: baseline;
-            margin-bottom: 6px
+            margin-bottom: 3px
         }
 
         .mem-hd .mp {
             font-family: var(--mono);
-            font-size: 16px;
+            font-size: 12px;
             font-weight: 700
         }
 
@@ -685,24 +685,24 @@
         .gpu-table {
             width: 100%;
             border-collapse: collapse;
-            font-size: 11px;
+            font-size: 8px;
             font-family: var(--mono)
         }
 
         .gpu-table th {
             text-align: left;
-            font-size: 9px;
+            font-size: 7px;
             font-weight: 600;
-            letter-spacing: .8px;
+            letter-spacing: .4px;
             text-transform: uppercase;
             color: var(--dim);
-            padding: 6px 8px;
+            padding: 2px 4px;
             border-bottom: 1px solid var(--border);
             white-space: nowrap
         }
 
         .gpu-table td {
-            padding: 7px 8px;
+            padding: 2px 4px;
             border-bottom: 1px solid rgba(30, 37, 58, .5);
             white-space: nowrap
         }
@@ -729,29 +729,29 @@
         .gpu-vram-cell {
             display: flex;
             flex-direction: column;
-            gap: 3px;
-            min-width: 80px
+            gap: 2px;
+            min-width: 60px
         }
 
         /* ═══ Mining ═══ */
         .m-status {
             display: flex;
             align-items: center;
-            gap: 8px;
-            font-size: 12px;
-            margin-bottom: 10px
+            gap: 6px;
+            font-size: 10px;
+            margin-bottom: 6px
         }
 
         .m-agent {
             color: var(--dim);
-            font-size: 11px;
+            font-size: 9px;
             font-family: var(--mono);
             margin-left: auto
         }
 
         .m-country {
             color: var(--dim);
-            font-size: 11px;
+            font-size: 9px;
             font-family: var(--mono);
             margin-left: auto
         }
@@ -759,8 +759,8 @@
         .m-hr-row {
             display: flex;
             align-items: center;
-            gap: 8px;
-            margin-bottom: 6px
+            gap: 6px;
+            margin-bottom: 4px
         }
 
         .m-hr-row:last-of-type {
@@ -768,19 +768,19 @@
         }
 
         .m-hr-lbl {
-            width: 26px;
+            width: 22px;
             text-align: right;
             font-family: var(--mono);
-            font-size: 10px;
+            font-size: 8px;
             color: var(--dim);
             flex-shrink: 0
         }
 
         .m-hr-bar {
             flex: 1;
-            height: 8px;
+            height: 6px;
             background: var(--dim-bar);
-            border-radius: 4px;
+            border-radius: 3px;
             overflow: hidden
         }
 
@@ -791,10 +791,10 @@
         }
 
         .m-hr-val {
-            min-width: 86px;
+            min-width: 70px;
             text-align: right;
             font-family: var(--mono);
-            font-size: 11px;
+            font-size: 9px;
             font-weight: 500;
             flex-shrink: 0
         }
@@ -802,9 +802,9 @@
         .m-shares {
             display: flex;
             justify-content: space-between;
-            margin-top: 10px;
+            margin-top: 6px;
             font-family: var(--mono);
-            font-size: 11px
+            font-size: 9px
         }
 
         .m-sh.valid {
@@ -821,29 +821,29 @@
 
         .m-chart {
             background: rgba(0, 0, 0, .15);
-            border-radius: 8px;
-            padding: 10px 12px;
-            margin-top: 10px;
+            border-radius: 5px;
+            padding: 6px 8px;
+            margin-top: 6px;
             overflow: hidden
         }
 
         .chart-lbl {
-            font-size: 10px;
+            font-size: 8px;
             color: var(--dim);
             font-family: var(--mono);
-            margin-bottom: 6px
+            margin-bottom: 4px
         }
 
         .chart-empty {
             color: var(--dim);
-            font-size: 11px;
+            font-size: 9px;
             text-align: center;
-            padding: 20px 0
+            padding: 14px 0
         }
 
         /* ═══ Misc ═══ */
         .hw-status {
-            padding: 10px 16px
+            padding: 6px 10px
         }
 
         .hw-status-row {
@@ -879,17 +879,17 @@
         .off-actions {
             display: flex;
             justify-content: flex-end;
-            padding-top: 2px
+            padding-top: 0
         }
 
         .btn-del {
-            padding: 5px 14px;
+            padding: 2px 8px;
             border: 1px solid var(--border);
-            border-radius: 7px;
+            border-radius: 4px;
             background: 0;
             color: var(--dim);
             font-family: var(--font);
-            font-size: 11px;
+            font-size: 9px;
             cursor: pointer;
             transition: all .2s
         }
@@ -1408,18 +1408,18 @@
             var h = '<div class="sec"><div class="sec-tt">MEMORY</div>';
             if (isOn && mem.total_bytes) {
                 var pct = mem.percent || 0;
-                h += '<div class="mem-hd"><span style="font-size:12px">' + fmtB(mem.used_bytes) + ' / ' + fmtB(mem.total_bytes) + '</span><span class="mp" style="color:' + pC(pct) + '">' + pct.toFixed(1) + '%</span></div><div class="bar"><div class="bf" style="width:' + pct + '%;background:' + pC(pct) + '"></div></div>'
-            } else if (mem.total_bytes) h += '<div style="font-size:12px;color:var(--dim)">总计 ' + fmtB(mem.total_bytes) + '</div>';
-            else h += '<div style="font-size:12px;color:var(--dim)">无数据</div>';
+                h += '<div class="mem-hd"><span style="font-size:10px">' + fmtB(mem.used_bytes) + ' / ' + fmtB(mem.total_bytes) + '</span><span class="mp" style="color:' + pC(pct) + '">' + pct.toFixed(1) + '%</span></div><div class="bar"><div class="bf" style="width:' + pct + '%;background:' + pC(pct) + '"></div></div>'
+            } else if (mem.total_bytes) h += '<div style="font-size:10px;color:var(--dim)">总计 ' + fmtB(mem.total_bytes) + '</div>';
+            else h += '<div style="font-size:10px;color:var(--dim)">无数据</div>';
             return h + '</div>';
         }
 
         function buildGPU(gpus, infoGPUs, isOn) {
             var list = isOn ? gpus : (infoGPUs || []);
-            if (!list.length) return '<div class="sec"><div class="sec-tt">GPU</div><div style="color:var(--dim);font-size:12px">未检测到</div></div>';
+            if (!list.length) return '<div class="sec"><div class="sec-tt">GPU</div><div style="color:var(--dim);font-size:11px">未检测到</div></div>';
             var h = '<div class="sec"><div class="sec-tt">GPU \u00B7 <span class="hl">' + list.length + ' \u5F20</span></div>';
             h += '<div class="gpu-table-wrap"><table class="gpu-table"><thead><tr>'
-                + '<th>#</th><th>\u578B\u53F7</th><th>\u8D1F\u8F7D</th><th>\u6E29\u5EA6</th><th>\u529F\u8017</th><th>\u6838\u5FC3</th><th>\u663E\u5B58</th><th>\u663E\u5B58\u7528\u91CF</th><th>\u98CE\u6247</th>'
+                + '<th>\u7F16\u53F7</th><th>\u8D1F\u8F7D</th><th>\u6E29\u5EA6</th><th>\u529F\u8017</th><th>\u6838\u5FC3</th><th>\u663E\u5B58</th><th>\u7528\u91CF</th><th>\u98CE\u6247</th>'
                 + '</tr></thead><tbody>';
             for (var i = 0; i < list.length; i++) {
                 var g = list[i], gl = g.load_percent || 0, tmp = g.temperature || 0,
@@ -1427,8 +1427,7 @@
                     mc = g.mem_clock || g.mem_clock_mhz || 0, vt = g.vram_total || g.vram_total_mb || 0,
                     vu = g.vram_used || g.vram_used_mb || 0, fan = g.fan_speed || 0;
                 h += '<tr>'
-                    + '<td class="gpu-idx">' + (i + 1) + '</td>'
-                    + '<td class="gpu-nm">' + esc(g.name || 'N/A') + '</td>'
+                    + '<td class="gpu-idx">GPU' + (i + 1) + '</td>'
                     + '<td style="color:' + pC(gl) + '">' + gl.toFixed(0) + '%</td>'
                     + '<td>' + tT(tmp > 0 ? tmp : null) + '</td>'
                     + '<td>' + Math.round(pwr) + ' W</td>'
@@ -1436,7 +1435,7 @@
                     + '<td>' + Math.round(mc) + ' MHz</td>';
                 if (vt > 0) {
                     var vp = vu / vt * 100;
-                    h += '<td><div class="gpu-vram-cell"><span>' + (vu / 1024).toFixed(1) + '/' + (vt / 1024).toFixed(1) + 'G</span>'
+                    h += '<td><div class="gpu-vram-cell"><span>' + (vu / 1024).toFixed(1) + '/' + (vt / 1024).toFixed(0) + 'G</span>'
                         + '<div class="bar mini"><div class="bf" style="width:' + vp + '%;background:' + pC(vp) + '"></div></div></div></td>';
                 } else {
                     h += '<td>\u2014</td>';
@@ -1481,7 +1480,7 @@
             h += hrBar('30m', m.hashrate_30m || 0, maxHr) + hrBar('3h', m.hashrate_3h || 0, maxHr) + hrBar('24h', m.hashrate_24h || 0, maxHr);
 
             /* 时间信息 */
-            h += '<div class="m-times" style="display:flex;gap:16px;margin-top:10px;font-size:11px">';
+            h += '<div class="m-times" style="display:flex;gap:12px;margin-top:6px;font-size:9px">';
             h += '<span><span style="color:var(--dim)">\u6D3B\u8DC3 </span><span style="font-family:var(--mono)">' + fmtMsTs(m.last_active) + '</span></span>';
             h += '<span><span style="color:var(--dim)">\u5F00\u59CB </span><span style="font-family:var(--mono)">' + fmtMsTs(m.opened_at) + '</span></span>';
             if (m.last_active > 0 && m.opened_at > 0) {
@@ -1522,7 +1521,7 @@
         /* ═══ SVG Chart ═══ */
         function buildChart(hist) {
             if (!hist || hist.length < 2) return '<div class="chart-empty">数据采集中 (' + ((hist && hist.length) || 0) + '/2)...</div>';
-            var W = 420, H = 100, pad = {t: 14, b: 16, l: 50, r: 10}, cW = W - pad.l - pad.r, cH = H - pad.t - pad.b;
+            var W = 420, H = 70, pad = {t: 10, b: 12, l: 44, r: 8}, cW = W - pad.l - pad.r, cH = H - pad.t - pad.b;
             var vals = [], i;
             for (i = 0; i < hist.length; i++) vals.push(hist[i].v);
             var lo = vals[0], hi = vals[0];
@@ -1559,10 +1558,10 @@
                 svg += '<line x1="' + pad.l + '" y1="' + gy + '" x2="' + (W - pad.r) + '" y2="' + gy + '" stroke="#1a1f30" stroke-width="1"/>'
             }
             svg += '<path d="' + area + '" fill="url(#' + gid + ')"/><path d="' + line + '" fill="none" stroke="#00e5a0" stroke-width="1.5" stroke-linejoin="round" stroke-linecap="round"/><circle cx="' + last.x + '" cy="' + last.y + '" r="3" fill="#00e5a0" stroke="#111520" stroke-width="1.5"/>';
-            svg += '<text x="' + (pad.l - 4) + '" y="' + (pad.t + 3) + '" fill="#5a627a" font-size="9" font-family="JetBrains Mono,monospace" text-anchor="end">' + fmtHR(hi) + '</text>';
-            svg += '<text x="' + (pad.l - 4) + '" y="' + (H - pad.b + 3) + '" fill="#5a627a" font-size="9" font-family="JetBrains Mono,monospace" text-anchor="end">' + fmtHR(lo) + '</text>';
-            svg += '<text x="' + pad.l + '" y="' + (H - 2) + '" fill="#5a627a" font-size="9" font-family="JetBrains Mono,monospace">' + fT(t0) + '</text>';
-            svg += '<text x="' + (W - pad.r) + '" y="' + (H - 2) + '" fill="#5a627a" font-size="9" font-family="JetBrains Mono,monospace" text-anchor="end">' + fT(tN) + '</text></svg>';
+            svg += '<text x="' + (pad.l - 3) + '" y="' + (pad.t + 2) + '" fill="#5a627a" font-size="7" font-family="JetBrains Mono,monospace" text-anchor="end">' + fmtHR(hi) + '</text>';
+            svg += '<text x="' + (pad.l - 3) + '" y="' + (H - pad.b + 2) + '" fill="#5a627a" font-size="7" font-family="JetBrains Mono,monospace" text-anchor="end">' + fmtHR(lo) + '</text>';
+            svg += '<text x="' + pad.l + '" y="' + (H - 1) + '" fill="#5a627a" font-size="7" font-family="JetBrains Mono,monospace">' + fT(t0) + '</text>';
+            svg += '<text x="' + (W - pad.r) + '" y="' + (H - 1) + '" fill="#5a627a" font-size="7" font-family="JetBrains Mono,monospace" text-anchor="end">' + fT(tN) + '</text></svg>';
             return svg;
         }