diff --git a/frontend/analysis.html b/frontend/analysis.html
index 63d9af4..ad6f725 100644
--- a/frontend/analysis.html
+++ b/frontend/analysis.html
@@ -11,11 +11,11 @@
 *{margin:0;padding:0;box-sizing:border-box}
 body{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC",sans-serif;background:var(--bg);color:var(--text);min-height:100vh;font-size:14px}
 .header{background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:40}
-.header-inner{max-width:1200px;margin:0 auto;padding:0 32px;height:56px;display:flex;align-items:center;justify-content:space-between}
-.header-left{display:flex;align-items:center;gap:10px;flex-shrink:0}
+.header-inner{max-width:1400px;margin:0 auto;padding:0 24px;height:56px;display:flex;align-items:center;gap:16px}
+.header-left{display:flex;align-items:center;gap:8px;flex-shrink:0}
 .header-logo{width:28px;height:28px;background:linear-gradient(135deg,#0071e3,#5ac8fa);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:14px;color:#fff;font-weight:700}
 .header h1{font-size:16px;font-weight:600;color:var(--text);letter-spacing:-.2px;white-space:nowrap;margin:0}
-.nav-tabs{display:flex;gap:2px;background:rgba(0,0,0,.04);border-radius:var(--radius-xs);padding:3px}
+.nav-tabs{display:flex;gap:2px;background:rgba(0,0,0,.04);border-radius:var(--radius-xs);padding:3px;flex-shrink:0}
 .nav-tab{padding:7px 20px;border-radius:6px;font-size:13px;font-weight:500;color:var(--text2);text-decoration:none;transition:all .2s;cursor:pointer;white-space:nowrap}
 .nav-tab:hover{color:var(--text);background:rgba(255,255,255,.5)}
 .nav-tab.active{background:#fff;color:var(--text);box-shadow:0 1px 4px rgba(0,0,0,.08)}
diff --git a/frontend/index.html b/frontend/index.html
index 1b33b64..ff9da6d 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -28,11 +28,11 @@ body{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text"
 
 /* HEADER */
 .header{background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:40}
-.header-inner{max-width:1200px;margin:0 auto;padding:0 32px;height:56px;display:flex;align-items:center;justify-content:space-between}
-.header-left{display:flex;align-items:center;gap:10px;flex-shrink:0}
+.header-inner{max-width:1400px;margin:0 auto;padding:0 24px;height:56px;display:flex;align-items:center;gap:16px}
+.header-left{display:flex;align-items:center;gap:8px;flex-shrink:0}
 .header-logo{width:28px;height:28px;background:linear-gradient(135deg,#0071e3,#5ac8fa);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:14px;color:#fff;font-weight:700}
 .header h1{font-size:16px;font-weight:600;color:var(--text);letter-spacing:-.2px;white-space:nowrap;margin:0}
-.nav-tabs{display:flex;gap:2px;background:rgba(0,0,0,.04);border-radius:var(--radius-xs);padding:3px}
+.nav-tabs{display:flex;gap:2px;background:rgba(0,0,0,.04);border-radius:var(--radius-xs);padding:3px;flex-shrink:0}
 .nav-tab{padding:7px 20px;border-radius:6px;font-size:13px;font-weight:500;color:var(--text2);text-decoration:none;transition:all .2s;cursor:pointer;white-space:nowrap}
 .nav-tab:hover{color:var(--text);background:rgba(255,255,255,.5)}
 .nav-tab.active{background:#fff;color:var(--text);box-shadow:0 1px 4px rgba(0,0,0,.08)}