feat: 优化首页入口按钮质感，提升商业产品精致度

- 按钮背景改为微渐变+毛玻璃效果(backdrop-filter)
- 边框改为半透明白色，圆角从8px升级到12px
- 增加内高光+外层深度阴影提升层次感
- 字间距、字重大小幅调整，更精致克制
- hover态增加accent光晕+图标变绿+放大效果
- 主按钮增加渐变绿底+内高光+绿色辉光阴影
- 增加按压态scale(0.97)反馈
- 主按钮图标hover放大1.12倍

src/styles/pages/home.css

@@ -148,37 +148,83 @@
   min-width: 0;
   min-height: 72px;
   padding: 0 28px;
-  border: 1px solid var(--border-subtle);
-  border-radius: 8px;
-  background: var(--bg-inset);
+  border: 1px solid rgba(255, 255, 255, 0.08);
+  border-radius: 12px;
+  background: linear-gradient(180deg, rgba(20, 23, 26, 0.72) 0%, rgba(15, 17, 19, 0.84) 100%);
+  backdrop-filter: blur(12px);
+  -webkit-backdrop-filter: blur(12px);
+  box-shadow:
+    0 1px 0 rgba(255, 255, 255, 0.04) inset,
+    0 2px 8px rgba(0, 0, 0, 0.28);
   color: var(--fg-body);
   cursor: pointer;
-  font-size: 17px;
-  font-weight: 850;
-  transition: border-color 160ms ease, background 160ms ease, color 160ms ease, transform 160ms ease;
+  font-size: 16px;
+  font-weight: 700;
+  letter-spacing: 0.03em;
+  transition:
+    border-color 240ms ease,
+    background 240ms ease,
+    color 240ms ease,
+    transform 240ms cubic-bezier(0.34, 1.2, 0.64, 1),
+    box-shadow 240ms ease;
 }
 
 .omni-home__entry .anticon {
-  font-size: 18px;
+  font-size: 19px;
+  transition: color 240ms ease, transform 240ms ease;
 }
 
 .omni-home__entry:hover {
-  border-color: var(--border-default);
-  background: var(--bg-hover);
+  border-color: rgba(255, 255, 255, 0.16);
+  background: linear-gradient(180deg, rgba(28, 32, 36, 0.78) 0%, rgba(18, 22, 25, 0.88) 100%);
+  box-shadow:
+    0 1px 0 rgba(255, 255, 255, 0.06) inset,
+    0 0 24px rgba(var(--accent-rgb), 0.06),
+    0 4px 16px rgba(0, 0, 0, 0.36);
   color: #ffffff;
-  transform: translateY(-1px);
+  transform: translateY(-2px);
+}
+
+.omni-home__entry:hover .anticon {
+  color: var(--accent);
+  transform: scale(1.08);
+}
+
+.omni-home__entry:active {
+  transform: translateY(0) scale(0.97);
+  box-shadow:
+    0 1px 0 rgba(255, 255, 255, 0.02) inset,
+    0 1px 4px rgba(0, 0, 0, 0.32);
+  transition-duration: 80ms;
 }
 
 .omni-home__entry--primary {
-  border-color: var(--accent);
-  background: var(--accent);
-  color: var(--dg-button-text, #061014);
+  border-color: rgba(var(--accent-rgb), 0.48);
+  background: linear-gradient(180deg, rgba(0, 255, 136, 0.22) 0%, rgba(0, 220, 118, 0.14) 100%), var(--accent);
+  box-shadow:
+    0 1px 0 rgba(255, 255, 255, 0.12) inset,
+    0 0 28px rgba(var(--accent-rgb), 0.18),
+    0 2px 12px rgba(0, 0, 0, 0.28);
+  color: #061014;
 }
 
 .omni-home__entry--primary:hover {
-  border-color: var(--accent-hover, var(--accent));
-  background: var(--accent-hover, var(--accent));
-  color: var(--dg-button-text, #061014);
+  border-color: rgba(var(--accent-rgb), 0.64);
+  background: linear-gradient(180deg, rgba(0, 255, 136, 0.28) 0%, rgba(0, 230, 124, 0.18) 100%), var(--accent-hover);
+  box-shadow:
+    0 1px 0 rgba(255, 255, 255, 0.16) inset,
+    0 0 40px rgba(var(--accent-rgb), 0.28),
+    0 6px 24px rgba(0, 0, 0, 0.36);
+  color: #061014;
+}
+
+.omni-home__entry--primary .anticon {
+  color: #061014;
+}
+
+.omni-home__entry--primary:hover .anticon {
+  color: #061014;
+  transform: scale(1.12);
 }
 
 .omni-home__carousel {