diff --git a/offer_frontend/src/layouts/PortalLayout.vue b/offer_frontend/src/layouts/PortalLayout.vue
index d939af1..a4f9efe 100644
--- a/offer_frontend/src/layouts/PortalLayout.vue
+++ b/offer_frontend/src/layouts/PortalLayout.vue
@@ -112,13 +112,13 @@ a { text-decoration: none; }
   min-height: 100vh;
   display: flex;
   flex-direction: column;
-  background: #FBF5F5;
+  background: #FAFAFA;
   font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
 }
 
 /* 顶部公告条 */
 .top-bar {
-  background: #8B4545;
+  background: #1A1A1A;
   color: rgba(255,255,255,0.75);
   font-size: 12px;
   letter-spacing: 0.05em;
@@ -133,19 +133,19 @@ a { text-decoration: none; }
 }
 .top-bar-left::before {
   content: '★';
-  color: #C8973A;
+  color: #B8860B;
   margin-right: 6px;
   font-size: 10px;
 }
 .top-bar-right { display: flex; align-items: center; gap: 6px; }
 .top-link { color: rgba(255,255,255,0.65); transition: color 0.2s; }
-.top-link:hover, .clickable:hover { color: #C8973A; cursor: pointer; }
+.top-link:hover, .clickable:hover { color: #B8860B; cursor: pointer; }
 .top-divider { color: rgba(255,255,255,0.25); }
 
 /* 主导航 */
 .main-header {
-  background: linear-gradient(180deg, #C17A7A 0%, #A85555 100%);
-  box-shadow: 0 4px 20px rgba(168,85,85,0.3);
+  background: linear-gradient(180deg, #2A2A2A 0%, #1A1A1A 100%);
+  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
   position: sticky;
   top: 0;
   z-index: 100;
@@ -171,15 +171,15 @@ a { text-decoration: none; }
 .emblem-ring {
   width: 48px; height: 48px;
   border-radius: 50%;
-  border: 2px solid #C8973A;
-  background: linear-gradient(135deg, rgba(200,151,58,0.15), rgba(200,151,58,0.05));
+  border: 2px solid #B8860B;
+  background: linear-gradient(135deg, rgba(184,134,11,0.15), rgba(184,134,11,0.05));
   display: flex; align-items: center; justify-content: center;
-  box-shadow: 0 0 16px rgba(200,151,58,0.3), inset 0 0 8px rgba(200,151,58,0.1);
+  box-shadow: 0 0 16px rgba(184,134,11,0.3), inset 0 0 8px rgba(184,134,11,0.1);
 }
 .emblem-char {
   font-size: 20px;
   font-weight: 900;
-  color: #C8973A;
+  color: #B8860B;
   letter-spacing: -1px;
 }
 .logo-text-block { display: flex; flex-direction: column; }
@@ -192,7 +192,7 @@ a { text-decoration: none; }
 }
 .logo-sub {
   font-size: 9px;
-  color: rgba(200,151,58,0.7);
+  color: rgba(184,134,11,0.7);
   letter-spacing: 0.2em;
   margin-top: 2px;
 }
@@ -218,13 +218,13 @@ a { text-decoration: none; }
   position: absolute;
   bottom: 4px; left: 50%; right: 50%;
   height: 2px;
-  background: #C8973A;
+  background: #B8860B;
   border-radius: 1px;
   transition: left 0.25s ease, right 0.25s ease;
 }
 .nav-link:hover { color: #fff; }
 .nav-link:hover::after, .nav-link.active::after { left: 20%; right: 20%; }
-.nav-link.active { color: #C8973A; font-weight: 600; }
+.nav-link.active { color: #B8860B; font-weight: 600; }
 
 /* 操作区 */
 .header-actions { margin-left: auto; display: flex; align-items: center; gap: 12px; }
@@ -240,11 +240,11 @@ a { text-decoration: none; }
   transition: all 0.2s;
   font-family: inherit;
 }
-.btn-ghost:hover { border-color: #C8973A; color: #C8973A; }
+.btn-ghost:hover { border-color: #B8860B; color: #B8860B; }
 .btn-primary {
   padding: 7px 20px;
-  background: #E57373;
-  border: 1px solid #E57373;
+  background: #B8860B;
+  border: 1px solid #B8860B;
   color: #fff;
   border-radius: 3px;
   font-size: 13px;
@@ -254,7 +254,7 @@ a { text-decoration: none; }
   font-weight: 600;
   font-family: inherit;
 }
-.btn-primary:hover { background: #E86C6C; border-color: #E86C6C; }
+.btn-primary:hover { background: #A67C07; border-color: #A67C07; }
 .user-badge {
   display: flex; align-items: center; gap: 8px;
   padding: 6px 14px;
@@ -264,18 +264,18 @@ a { text-decoration: none; }
 }
 .user-avatar {
   width: 26px; height: 26px;
-  background: #B5272C;
+  background: #B8860B;
   border-radius: 50%;
   display: flex; align-items: center; justify-content: center;
   font-size: 12px; font-weight: 700; color: #fff;
 }
 .user-name { color: rgba(255,255,255,0.85); font-size: 13px; }
 
-/* 红色底线装饰 */
-.header-underline { height: 3px; background: #8B4545; }
+/* 金色底线装饰 */
+.header-underline { height: 3px; background: #1A1A1A; }
 .underline-fill {
   height: 100%;
-  background: linear-gradient(90deg, #E57373 0%, #EF9A9A 40%, #D4A95D 100%);
+  background: linear-gradient(90deg, #B8860B 0%, #D4AF37 50%, #B8860B 100%);
 }
 
 /* 内容区 */
@@ -289,8 +289,8 @@ a { text-decoration: none; }
 
 /* 页脚 */
 .portal-footer {
-  background: #8B4545;
-  border-top: 3px solid #E57373;
+  background: #1A1A1A;
+  border-top: 3px solid #B8860B;
   padding: 20px 0;
 }
 .footer-inner {
@@ -308,8 +308,8 @@ a { text-decoration: none; }
 }
 .f-emblem {
   width: 28px; height: 28px; border-radius: 50%;
-  border: 1px solid #C8973A;
-  color: #C8973A; font-weight: 900; font-size: 13px;
+  border: 1px solid #B8860B;
+  color: #B8860B; font-weight: 900; font-size: 13px;
   display: flex; align-items: center; justify-content: center;
 }
 .footer-copy {
diff --git a/offer_frontend/src/views/portal/HomeView.vue b/offer_frontend/src/views/portal/HomeView.vue
index cd23405..2bb8f1a 100644
--- a/offer_frontend/src/views/portal/HomeView.vue
+++ b/offer_frontend/src/views/portal/HomeView.vue
@@ -333,14 +333,14 @@ onMounted(async () => {
 <style scoped>
 /* ── 变量 ── */
 .three-panel {
-  --red: #E57373;
-  --dark: #8B4545;
-  --gold: #D4A95D;
-  --gold-lt: #E8C573;
-  --cream: #FBF5F5;
-  --border: #E8DDD8;
+  --red: #B8860B;
+  --dark: #1A1A1A;
+  --gold: #B8860B;
+  --gold-lt: #D4AF37;
+  --cream: #FAFAFA;
+  --border: #D3D3D3;
   --text: #2A1A1A;
-  --muted: #8B6B6B;
+  --muted: #3A3A3A;
 
   display: flex;
   height: calc(100vh - 220px);
@@ -348,7 +348,7 @@ onMounted(async () => {
   overflow: hidden;
   border-radius: 6px;
   border: 1px solid var(--border);
-  box-shadow: 0 4px 24px rgba(139,69,69,0.12);
+  box-shadow: 0 4px 24px rgba(0,0,0,0.12);
   font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
 }
 
@@ -404,12 +404,12 @@ onMounted(async () => {
 .org-row:hover { background: rgba(255,255,255,0.06); }
 .org-row.active {
   border-left-color: var(--gold);
-  background: rgba(200,151,58,0.1);
+  background: rgba(184,134,11,0.1);
 }
 .org-avatar {
   width: 34px; height: 34px;
   border-radius: 6px;
-  background: linear-gradient(135deg, #C8973A, #9A6E28);
+  background: linear-gradient(135deg, #B8860B, #8B6407);
   display: flex; align-items: center; justify-content: center;
   font-size: 15px; font-weight: 900; color: #fff;
   flex-shrink: 0; overflow: hidden;
@@ -417,7 +417,7 @@ onMounted(async () => {
 .org-avatar img { width: 100%; height: 100%; object-fit: cover; }
 .child-avatar {
   width: 28px; height: 28px; font-size: 12px;
-  background: linear-gradient(135deg, #C8A080, #9A7860);
+  background: linear-gradient(135deg, #A67C07, #7D5A05);
 }
 .org-meta { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
 .org-name {
@@ -438,7 +438,7 @@ onMounted(async () => {
 }
 .child-line {
   display: block; width: 10px; height: 1px;
-  background: rgba(200,151,58,0.35);
+  background: rgba(184,134,11,0.35);
 }
 
 /* ── 中栏 ── */
@@ -464,7 +464,7 @@ onMounted(async () => {
 .mid-title.muted { color: var(--muted); font-weight: 400; }
 .mid-count {
   font-size: 11px; color: var(--muted);
-  background: #EDE8E1; border-radius: 10px; padding: 1px 8px;
+  background: #F0F0F0; border-radius: 10px; padding: 1px 8px;
 }
 .mid-body { flex: 1; overflow-y: auto; }
 
@@ -477,10 +477,10 @@ onMounted(async () => {
   transition: background 0.15s;
   background: #fff;
 }
-.job-row:hover { background: #F5EFE8; }
+.job-row:hover { background: #F8F8F8; }
 .job-row.active {
   border-left-color: var(--red);
-  background: #FFF5F5;
+  background: #FFFAF9;
 }
 .job-row-title {
   font-size: 13px; font-weight: 600;
@@ -500,20 +500,20 @@ onMounted(async () => {
 .panel-right {
   flex: 1;
   overflow-y: auto;
-  background: #F8F4EF;
+  background: #FAFAFA;
 }
 
 /* Banner */
 .detail-banner {
   position: relative;
-  background: linear-gradient(135deg, #8B4545 0%, #A85555 50%, #9A4C4C 100%);
+  background: linear-gradient(135deg, #1A1A1A 0%, #2A2A2A 50%, #222222 100%);
   overflow: hidden;
 }
 .banner-deco {
   position: absolute; inset: 0;
   background:
-    repeating-linear-gradient(45deg, transparent, transparent 20px, rgba(212,169,93,0.03) 20px, rgba(212,169,93,0.03) 21px),
-    repeating-linear-gradient(-45deg, transparent, transparent 20px, rgba(212,169,93,0.03) 20px, rgba(212,169,93,0.03) 21px);
+    repeating-linear-gradient(45deg, transparent, transparent 20px, rgba(184,134,11,0.03) 20px, rgba(184,134,11,0.03) 21px),
+    repeating-linear-gradient(-45deg, transparent, transparent 20px, rgba(184,134,11,0.03) 20px, rgba(184,134,11,0.03) 21px);
 }
 .banner-content {
   position: relative;
@@ -527,8 +527,8 @@ onMounted(async () => {
 .banner-category {
   display: inline-block;
   padding: 3px 12px;
-  background: rgba(212,169,93,0.15);
-  border: 1px solid rgba(212,169,93,0.35);
+  background: rgba(184,134,11,0.15);
+  border: 1px solid rgba(184,134,11,0.35);
   color: var(--gold-lt);
   font-size: 11px; letter-spacing: 0.1em;
   border-radius: 2px; margin-bottom: 10px;
@@ -557,13 +557,13 @@ onMounted(async () => {
   display: flex; align-items: center; gap: 6px;
   padding: 9px 18px;
   background: transparent;
-  border: 1px solid rgba(212,169,93,0.5);
+  border: 1px solid rgba(184,134,11,0.5);
   color: var(--gold-lt);
   border-radius: 3px; font-size: 13px;
   cursor: pointer; transition: all 0.2s;
   font-family: inherit;
 }
-.btn-collect:hover { background: rgba(212,169,93,0.1); border-color: var(--gold); }
+.btn-collect:hover { background: rgba(184,134,11,0.1); border-color: var(--gold); }
 .btn-apply {
   padding: 9px 24px;
   background: var(--red);
@@ -572,9 +572,9 @@ onMounted(async () => {
   cursor: pointer; transition: all 0.2s;
   letter-spacing: 0.05em;
   font-family: inherit;
-  box-shadow: 0 4px 16px rgba(229,115,115,0.4);
+  box-shadow: 0 4px 16px rgba(184,134,11,0.4);
 }
-.btn-apply:hover { background: #E86C6C; box-shadow: 0 6px 20px rgba(229,115,115,0.5); }
+.btn-apply:hover { background: #A67C07; box-shadow: 0 6px 20px rgba(184,134,11,0.5); }
 .btn-apply.loading { opacity: 0.7; cursor: not-allowed; }
 .banner-hint { font-size: 12px; color: rgba(255,255,255,0.4); margin-top: 8px; }
 .banner-hint.success { color: #6FCF97; }
@@ -591,7 +591,7 @@ onMounted(async () => {
   background: #fff;
   border-radius: 6px;
   padding: 24px 28px;
-  box-shadow: 0 2px 12px rgba(139,69,69,0.07);
+  box-shadow: 0 2px 12px rgba(0,0,0,0.07);
   border: 1px solid var(--border);
 }
 .detail-right { width: 224px; flex-shrink: 0; }
@@ -643,7 +643,7 @@ onMounted(async () => {
   background: #fff;
   border-radius: 6px;
   padding: 18px;
-  box-shadow: 0 2px 12px rgba(139,69,69,0.07);
+  box-shadow: 0 2px 12px rgba(0,0,0,0.07);
   border: 1px solid var(--border);
 }
 .company-card-label {
@@ -655,7 +655,7 @@ onMounted(async () => {
 .cc-logo {
   width: 48px; height: 48px;
   border-radius: 8px; overflow: hidden; flex-shrink: 0;
-  background: linear-gradient(135deg, #D4A95D, #B08C3A);
+  background: linear-gradient(135deg, #B8860B, #8B6407);
   display: flex; align-items: center; justify-content: center;
   font-size: 20px; font-weight: 900; color: #fff;
   border: 1px solid var(--border);
@@ -677,7 +677,7 @@ onMounted(async () => {
   transition: background 0.2s;
   font-family: inherit; letter-spacing: 0.05em;
 }
-.btn-apply-card:hover { background: #E86C6C; }
+.btn-apply-card:hover { background: #A67C07; }
 .btn-apply-card.loading { opacity: 0.7; cursor: not-allowed; }
 .apply-success { text-align: center; font-size: 12px; color: #27AE60; margin-top: 8px; }
 
@@ -691,7 +691,7 @@ onMounted(async () => {
 .empty-icon { opacity: 0.5; }
 .detail-loading { padding: 24px 28px; }
 .skeleton-row {
-  height: 14px; background: linear-gradient(90deg, #EDE3DE 25%, #F5EDED 50%, #EDE3DE 75%);
+  height: 14px; background: linear-gradient(90deg, #E8E8E8 25%, #F0F0F0 50%, #E8E8E8 75%);
   background-size: 200% 100%;
   border-radius: 3px; margin-bottom: 10px;
   animation: shimmer 1.5s infinite;