portfolio tech

portfolio-view/src/App.tsx

@@ -4,6 +4,7 @@ import { HeroSection } from './components/hero/HeroSection'
 import { TechStackSection } from './components/tech/TechStackSection'
 import { ArchitectureSection } from './components/architecture/ArchitectureSection'
 import { ProjectsSection } from './components/projects/ProjectsSection'
+import { DeliverSection } from './components/deliver/DeliverSection'
 import { ChatWidget } from './components/chat/ChatWidget'
 
 function App() {
@@ -15,6 +16,7 @@ function App() {
         <TechStackSection />
         <ArchitectureSection />
         <ProjectsSection />
+        <DeliverSection />
       </main>
       <Footer />
       <ChatWidget />

portfolio-view/src/components/architecture/ArchitectureSection.tsx

@@ -9,12 +9,20 @@ type BoxProps = { x: number; y: number; w: number; h: number; label: string; sub
 function ServiceBox({ x, y, w, h, label, sub }: BoxProps) {
   return (
     <g>
-      <rect x={x} y={y} width={w} height={h} rx={8} fill={BOX_BG} stroke={BOX_BORDER} strokeWidth={1.5} />
-      <text x={x + w / 2} y={sub ? y + h / 2 - 6 : y + h / 2 + 5} textAnchor="middle" fill={TEXT} fontSize={13} fontFamily="JetBrains Mono, monospace" fontWeight={600}>
+      <rect x={x} y={y} width={w} height={h} rx={7} fill={BOX_BG} stroke={BOX_BORDER} strokeWidth={1.5} />
+      <text
+        x={x + w / 2} y={sub ? y + h / 2 - 5 : y + h / 2 + 5}
+        textAnchor="middle" fill={TEXT} fontSize={12}
+        fontFamily="JetBrains Mono, monospace" fontWeight={600}
+      >
         {label}
       </text>
       {sub && (
-        <text x={x + w / 2} y={y + h / 2 + 12} textAnchor="middle" fill={TEXT_MUTED} fontSize={10} fontFamily="JetBrains Mono, monospace">
+        <text
+          x={x + w / 2} y={y + h / 2 + 10}
+          textAnchor="middle" fill={TEXT_MUTED} fontSize={10}
+          fontFamily="JetBrains Mono, monospace"
+        >
           {sub}
         </text>
       )}
@@ -25,12 +33,20 @@ function ServiceBox({ x, y, w, h, label, sub }: BoxProps) {
 function InfraBox({ x, y, w, h, label, sub }: BoxProps) {
   return (
     <g>
-      <rect x={x} y={y} width={w} height={h} rx={8} fill={BOX_BG} stroke={ACCENT} strokeWidth={1} strokeDasharray="4 3" opacity={0.85} />
-      <text x={x + w / 2} y={sub ? y + h / 2 - 6 : y + h / 2 + 5} textAnchor="middle" fill={TEXT} fontSize={12} fontFamily="JetBrains Mono, monospace" fontWeight={600}>
+      <rect x={x} y={y} width={w} height={h} rx={7} fill={BOX_BG} stroke={ACCENT} strokeWidth={1} strokeDasharray="4 3" opacity={0.9} />
+      <text
+        x={x + w / 2} y={sub ? y + h / 2 - 5 : y + h / 2 + 5}
+        textAnchor="middle" fill={TEXT} fontSize={12}
+        fontFamily="JetBrains Mono, monospace" fontWeight={600}
+      >
         {label}
       </text>
       {sub && (
-        <text x={x + w / 2} y={y + h / 2 + 12} textAnchor="middle" fill={TEXT_MUTED} fontSize={10} fontFamily="JetBrains Mono, monospace">
+        <text
+          x={x + w / 2} y={y + h / 2 + 10}
+          textAnchor="middle" fill={TEXT_MUTED} fontSize={10}
+          fontFamily="JetBrains Mono, monospace"
+        >
           {sub}
         </text>
       )}
@@ -39,35 +55,75 @@ function InfraBox({ x, y, w, h, label, sub }: BoxProps) {
 }
 
 export function ArchitectureSection() {
-  // Layout constants
-  const W = 760
-  const H = 440
+  const W = 1000
+  const H = 530
 
-  // Gateway
-  const gw = { x: 280, y: 30, w: 200, h: 52 }
-  const gwCx = gw.x + gw.w / 2
-  const gwCy = gw.y + gw.h
+  // ── Row Y positions (top edge) ──────────────────────────────
+  const Y_BROWSER  = 18
+  const Y_NGINX    = 88
+  const Y_GATEWAY  = 158
+  const Y_SVC      = 252
+  const Y_INFRA    = 372
 
-  // Services row — evenly spaced
-  const svcY = 145
-  const svcH = 52
-  const svcW = 140
-  const services = [
-    { label: 'auth-service',      sub: 'JWT / OAuth2', x: 20  },
-    { label: 'post-service',      sub: 'CRUD / feed',  x: 185 },
-    { label: 'rag-service',       sub: 'AI / RAG',     x: 350 },
-    { label: 'analytics-service', sub: 'metrics',      x: 515 },
+  const H_SM  = 38   // Browser, nginx
+  const H_MD  = 44   // Gateway, services, infra
+
+  const CX = 490     // horizontal centre of the canvas
+
+  // ── Derived bottom edges ────────────────────────────────────
+  const browserBot = Y_BROWSER + H_SM
+  const nginxBot   = Y_NGINX   + H_SM
+  const gwBot      = Y_GATEWAY + H_MD
+  const svcBot     = Y_SVC     + H_MD
+  const infraMidY  = svcBot + (Y_INFRA - svcBot) / 2   // ≈ 332
+
+  // ── nginx box ───────────────────────────────────────────────
+  const nginxW = 150
+  const nginxX = CX - nginxW / 2   // 415
+  const nginxMidY = Y_NGINX + H_SM / 2
+
+  // ── Gateway box ─────────────────────────────────────────────
+  const gwW = 225
+  const gwX = CX - gwW / 2          // 378
+  const gwRight = gwX + gwW         // 603
+
+  // ── Frontend views (left cluster, row 4) ───────────────────
+  const FE_W = 115
+  const feViews = [
+    { label: 'auth-view',      sub: '/auth/',      x: 15  },
+    { label: 'rag-view',       sub: '/ragview/',   x: 140 },
+    { label: 'analytics-view', sub: '/analytics/', x: 265 },
   ]
+  const feCx = (i: number) => feViews[i].x + FE_W / 2
 
-  // Infra row
-  const infraY = 310
-  const infraH = 52
-  const infraW = 160
+  // ── Backend services (right cluster, row 4) ─────────────────
+  const BE_W = 130
+  const beServices = [
+    { label: 'auth-service',      sub: 'JWT / OAuth2', x: 400 },
+    { label: 'post-service',      sub: 'CRUD / feed',  x: 540 },
+    { label: 'rag-service',       sub: 'AI / RAG',     x: 680 },
+    { label: 'analytics-service', sub: 'metrics',      x: 820 },
+  ]
+  const beCx = (i: number) => beServices[i].x + BE_W / 2
+  // beCx: 465, 605, 745, 885
+
+  // ── Infra row (centred under backend cluster) ───────────────
+  // Backend spans x=400 → 950 (width=550)
+  // 3 × 148 + 2 × 14 = 472   →   start = 400 + (550-472)/2 = 439
+  const INF_W = 148
   const infra = [
-    { label: 'PostgreSQL', sub: 'persistence', x: 60  },
-    { label: 'Kafka',      sub: 'event bus',   x: 295 },
-    { label: 'Consul',     sub: 'service mesh',x: 530 },
+    { label: 'PostgreSQL', sub: 'persistence',  x: 439 },   // cx = 513
+    { label: 'Kafka',      sub: 'event bus',    x: 601 },   // cx = 675
+    { label: 'Consul',     sub: 'service mesh', x: 763 },   // cx = 837
   ]
+  const infCx = (i: number) => infra[i].x + INF_W / 2
+  // infCx: 513, 675, 837
+
+  // ── Consul right edge (for the L-path endpoint) ─────────────
+  const consulRight = infra[2].x + INF_W   // 763+148 = 911
+
+  // Routing rail on the far right (clear of all service boxes, rightmost=950)
+  const RAIL_X = 972
 
   return (
     <section id="architecture" className="py-24 px-6">
@@ -91,75 +147,151 @@ export function ArchitectureSection() {
             aria-label="Microservices architecture diagram"
           >
             <defs>
-              <marker id="arrow" markerWidth="8" markerHeight="8" refX="6" refY="3" orient="auto">
+              <marker id="arr" markerWidth="8" markerHeight="8" refX="7" refY="3" orient="auto">
                 <path d="M0,0 L0,6 L8,3 z" fill={ACCENT} />
               </marker>
             </defs>
 
-            {/* ── Gateway → Services connections ── */}
-            {services.map((s) => {
-              const sx = s.x + svcW / 2
-              const sy = svcY
-              return (
-                <line
-                  key={s.label}
-                  x1={gwCx} y1={gwCy}
-                  x2={sx}  y2={sy - 2}
-                  stroke={ACCENT}
-                  strokeWidth={1.5}
-                  strokeOpacity={0.7}
-                  markerEnd="url(#arrow)"
-                />
-              )
-            })}
+            {/* ═══════════════════════════════════════════════════════
+                SOLID ROUTING ARROWS  (request routing)
+            ═══════════════════════════════════════════════════════ */}
 
-            {/* ── Services → Infra connections ── */}
-            {services.map((s) => {
-              const sx = s.x + svcW / 2
-              const sy = svcY + svcH
-              // Each service connects to the nearest infra node
-              const targets = infra.map((inf) => inf.x + infraW / 2)
-              const nearest = targets.reduce((prev, cur) =>
-                Math.abs(cur - sx) < Math.abs(prev - sx) ? cur : prev
-              )
-              return (
-                <line
-                  key={s.label + '-infra'}
-                  x1={sx}      y1={sy}
-                  x2={nearest} y2={infraY - 2}
-                  stroke={ACCENT}
-                  strokeWidth={1}
-                  strokeOpacity={0.35}
-                  strokeDasharray="5 4"
-                  markerEnd="url(#arrow)"
-                />
-              )
-            })}
+            {/* Browser → nginx */}
+            <line x1={CX} y1={browserBot} x2={CX} y2={Y_NGINX - 2}
+              stroke={ACCENT} strokeWidth={1.5} strokeOpacity={0.85} markerEnd="url(#arr)" />
 
-            {/* ── Gateway box ── */}
-            <ServiceBox {...gw} label="Spring Cloud Gateway" />
+            {/* nginx → Spring Cloud Gateway */}
+            <line x1={CX} y1={nginxBot} x2={CX} y2={Y_GATEWAY - 2}
+              stroke={ACCENT} strokeWidth={1.5} strokeOpacity={0.85} markerEnd="url(#arr)" />
 
-            {/* ── Service boxes ── */}
-            {services.map((s) => (
-              <ServiceBox key={s.label} x={s.x} y={svcY} w={svcW} h={svcH} label={s.label} sub={s.sub} />
+            {/* nginx → frontend views  (from nginx LEFT side) */}
+            {feViews.map((fv, i) => (
+              <line key={fv.label + '-route'}
+                x1={nginxX} y1={nginxMidY}
+                x2={feCx(i)} y2={Y_SVC - 2}
+                stroke={ACCENT} strokeWidth={1.2} strokeOpacity={0.65} markerEnd="url(#arr)" />
             ))}
 
-            {/* ── Section label: Shared Infrastructure ── */}
-            <text x={W / 2} y={infraY - 18} textAnchor="middle" fill={TEXT_MUTED} fontSize={10} fontFamily="JetBrains Mono, monospace" letterSpacing={2}>
+            {/* Gateway → backend services */}
+            {beServices.map((bs, i) => (
+              <line key={bs.label + '-route'}
+                x1={CX} y1={gwBot}
+                x2={beCx(i)} y2={Y_SVC - 2}
+                stroke={ACCENT} strokeWidth={1.5} strokeOpacity={0.75} markerEnd="url(#arr)" />
+            ))}
+
+            {/* ═══════════════════════════════════════════════════════
+                DASHED INFRA DEPENDENCY ARROWS
+            ═══════════════════════════════════════════════════════ */}
+
+            {/* ── All 4 services → PostgreSQL ── */}
+            {[0, 1, 2, 3].map(i => (
+              <line key={`svc${i}-pg`}
+                x1={beCx(i)} y1={svcBot}
+                x2={infCx(0)} y2={Y_INFRA - 2}
+                stroke={ACCENT} strokeWidth={0.9} strokeOpacity={0.45} strokeDasharray="5 4" markerEnd="url(#arr)" />
+            ))}
+
+            {/* ── post-service, rag-service, analytics-service → Kafka ── */}
+            {[1, 2, 3].map(i => (
+              <line key={`svc${i}-kafka`}
+                x1={beCx(i)} y1={svcBot}
+                x2={infCx(1)} y2={Y_INFRA - 2}
+                stroke={ACCENT} strokeWidth={0.9} strokeOpacity={0.45} strokeDasharray="5 4" markerEnd="url(#arr)" />
+            ))}
+
+            {/* ── All 4 backend services → Consul (faint — many lines) ── */}
+            {[0, 1, 2, 3].map(i => (
+              <line key={`svc${i}-consul`}
+                x1={beCx(i)} y1={svcBot}
+                x2={infCx(2)} y2={Y_INFRA - 2}
+                stroke={ACCENT} strokeWidth={0.7} strokeOpacity={0.22} strokeDasharray="5 4" markerEnd="url(#arr)" />
+            ))}
+
+            {/* ── Gateway → Consul  (L-path along right rail, avoids all boxes) ──
+                M gwRight, gwMid  →  RAIL_X, gwMid  →  RAIL_X, consulMidY  →  consulRight, consulMidY  */}
+            <path
+              d={`M ${gwRight} ${Y_GATEWAY + H_MD / 2}
+                  L ${RAIL_X}  ${Y_GATEWAY + H_MD / 2}
+                  L ${RAIL_X}  ${Y_INFRA + H_MD / 2}
+                  L ${consulRight + 2} ${Y_INFRA + H_MD / 2}`}
+              stroke={ACCENT} strokeWidth={1} strokeOpacity={0.5} strokeDasharray="5 4" fill="none" markerEnd="url(#arr)" />
+
+            {/* ═══════════════════════════════════════════════════════
+                BOXES  (rendered on top of arrows)
+            ═══════════════════════════════════════════════════════ */}
+
+            {/* Browser */}
+            <ServiceBox
+              x={CX - 50} y={Y_BROWSER} w={100} h={H_SM}
+              label="Browser" />
+
+            {/* nginx */}
+            <ServiceBox
+              x={nginxX} y={Y_NGINX} w={nginxW} h={H_SM}
+              label="nginx" sub="reverse proxy" />
+
+            {/* Spring Cloud Gateway */}
+            <ServiceBox
+              x={gwX} y={Y_GATEWAY} w={gwW} h={H_MD}
+              label="Spring Cloud Gateway" sub="port 8080" />
+
+            {/* Cluster labels row 4 */}
+            <text
+              x={feViews[1].x + FE_W / 2} y={Y_SVC - 12}
+              textAnchor="middle" fill={TEXT_MUTED} fontSize={9}
+              fontFamily="JetBrains Mono, monospace" letterSpacing={1.5}
+            >
+              FRONTEND
+            </text>
+            <text
+              x={(beServices[0].x + beServices[3].x + BE_W) / 2} y={Y_SVC - 12}
+              textAnchor="middle" fill={TEXT_MUTED} fontSize={9}
+              fontFamily="JetBrains Mono, monospace" letterSpacing={1.5}
+            >
+              BACKEND SERVICES
+            </text>
+
+            {/* Subtle divider between clusters */}
+            <line x1={388} y1={Y_SVC - 18} x2={388} y2={Y_SVC + H_MD + 4}
+              stroke={BOX_BORDER} strokeWidth={1} strokeOpacity={0.5} strokeDasharray="3 4" />
+
+            {/* Frontend view boxes */}
+            {feViews.map(fv => (
+              <ServiceBox key={fv.label} x={fv.x} y={Y_SVC} w={FE_W} h={H_MD} label={fv.label} sub={fv.sub} />
+            ))}
+
+            {/* Backend service boxes */}
+            {beServices.map(bs => (
+              <ServiceBox key={bs.label} x={bs.x} y={Y_SVC} w={BE_W} h={H_MD} label={bs.label} sub={bs.sub} />
+            ))}
+
+            {/* "SHARED INFRASTRUCTURE" label */}
+            <text
+              x={W / 2} y={Y_INFRA - 11}
+              textAnchor="middle" fill={TEXT_MUTED} fontSize={9}
+              fontFamily="JetBrains Mono, monospace" letterSpacing={2}
+            >
               SHARED INFRASTRUCTURE
             </text>
 
-            {/* ── Infra boxes ── */}
-            {infra.map((inf) => (
-              <InfraBox key={inf.label} x={inf.x} y={infraY} w={infraW} h={infraH} label={inf.label} sub={inf.sub} />
+            {/* Infra boxes */}
+            {infra.map(inf => (
+              <InfraBox key={inf.label} x={inf.x} y={Y_INFRA} w={INF_W} h={H_MD} label={inf.label} sub={inf.sub} />
             ))}
 
-            {/* ── Legend ── */}
-            <g transform={`translate(${W - 175}, ${H - 52})`}>
-              <line x1={0} y1={8} x2={28} y2={8} stroke={ACCENT} strokeWidth={1.5} markerEnd="url(#arrow)" />
-              <text x={34} y={12} fill={TEXT_MUTED} fontSize={10} fontFamily="JetBrains Mono, monospace">request routing</text>
-              <line x1={0} y1={26} x2={28} y2={26} stroke={ACCENT} strokeWidth={1} strokeDasharray="5 4" markerEnd="url(#arrow)" />
-              <text x={34} y={30} fill={TEXT_MUTED} fontSize={10} fontFamily="JetBrains Mono, monospace">infra dependency</text>
+            {/* ═══════════════════════════════════════════════════════
+                LEGEND
+            ═══════════════════════════════════════════════════════ */}
+            <g transform={`translate(14, ${H - 52})`}>
+              <line x1={0} y1={8} x2={28} y2={8} stroke={ACCENT} strokeWidth={1.5} markerEnd="url(#arr)" />
+              <text x={34} y={12} fill={TEXT_MUTED} fontSize={10} fontFamily="JetBrains Mono, monospace">
+                request routing
+              </text>
+              <line x1={0} y1={28} x2={28} y2={28} stroke={ACCENT} strokeWidth={1} strokeDasharray="5 4" markerEnd="url(#arr)" />
+              <text x={34} y={32} fill={TEXT_MUTED} fontSize={10} fontFamily="JetBrains Mono, monospace">
+                infra dependency
+              </text>
             </g>
           </svg>
         </div>

portfolio-view/src/components/deliver/DeliverSection.tsx

@@ -0,0 +1,94 @@
+const CARDS = [
+  {
+    title: 'Clean REST APIs',
+    detail: 'Spring Boot, OpenAPI, tested endpoints',
+    icon: (
+      <svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" className="w-6 h-6">
+        <path d="M8 9l3 3-3 3M13 15h3" stroke="#22d3ee" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round"/>
+        <rect x="3" y="3" width="18" height="18" rx="3" stroke="#22d3ee" strokeWidth="2"/>
+      </svg>
+    ),
+  },
+  {
+    title: 'Docker-Ready Deployments',
+    detail: 'Containerized services, Docker Compose',
+    icon: (
+      <svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" className="w-6 h-6">
+        <rect x="3" y="9" width="3" height="2.5" rx=".5" fill="#22d3ee"/>
+        <rect x="6.5" y="9" width="3" height="2.5" rx=".5" fill="#22d3ee"/>
+        <rect x="10" y="9" width="3" height="2.5" rx=".5" fill="#22d3ee"/>
+        <rect x="10" y="6" width="3" height="2.5" rx=".5" fill="#22d3ee"/>
+        <rect x="13.5" y="9" width="3" height="2.5" rx=".5" fill="#22d3ee"/>
+        <rect x="6.5" y="6" width="3" height="2.5" rx=".5" fill="#22d3ee"/>
+        <path d="M21 11c-.5-1-2-1.25-2.75-1.25-.15-1.25-1-2.25-2-2.25h-.5c.25.5.25 1 .25 1.5H16V11h-3V9.5h-.5V8H9v1H8.5V7H6v2h-.5C4.5 9 4 9.5 4 10.5c0 2.5 1.75 4.5 4.25 4.5h9c2 0 3.75-1.25 4.25-3 .75 0 1.25 0 1.5-1z" fill="#22d3ee"/>
+      </svg>
+    ),
+  },
+  {
+    title: 'CI/CD From Day One',
+    detail: 'GitLab pipelines, automated builds and deploys',
+    icon: (
+      <svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" className="w-6 h-6">
+        <circle cx="12" cy="12" r="2" fill="#22d3ee"/>
+        <circle cx="5" cy="7" r="2" fill="#22d3ee"/>
+        <circle cx="19" cy="7" r="2" fill="#22d3ee"/>
+        <circle cx="5" cy="17" r="2" fill="#22d3ee"/>
+        <circle cx="19" cy="17" r="2" fill="#22d3ee"/>
+        <path d="M7 7h10M7 17h10M12 10v4" stroke="#22d3ee" strokeWidth="1.5" strokeLinecap="round"/>
+        <path d="M12 10L5 7M12 10L19 7M12 14L5 17M12 14L19 17" stroke="#22d3ee" strokeWidth="1.5" strokeLinecap="round"/>
+      </svg>
+    ),
+  },
+  {
+    title: 'Production Infrastructure',
+    detail: 'VPS, Nginx, SSL, monitoring',
+    icon: (
+      <svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" className="w-6 h-6">
+        <rect x="3" y="4" width="18" height="5" rx="1.5" stroke="#22d3ee" strokeWidth="2"/>
+        <rect x="3" y="11" width="18" height="5" rx="1.5" stroke="#22d3ee" strokeWidth="2"/>
+        <circle cx="7" cy="6.5" r="1" fill="#22d3ee"/>
+        <circle cx="7" cy="13.5" r="1" fill="#22d3ee"/>
+        <path d="M9 19c0-1.7 1.3-3 3-3s3 1.3 3 3" stroke="#22d3ee" strokeWidth="2" strokeLinecap="round"/>
+        <circle cx="12" cy="21" r="1" fill="#22d3ee"/>
+      </svg>
+    ),
+  },
+]
+
+export function DeliverSection() {
+  return (
+    <section id="deliver" className="py-24 px-6">
+      <div className="max-w-6xl mx-auto">
+        <div className="mb-14">
+          <p className="font-mono text-xs text-accent tracking-widest mb-3 uppercase">
+            Deliverables
+          </p>
+          <h2 className="font-heading font-bold text-4xl md:text-5xl text-white tracking-tight">
+            What I Deliver
+          </h2>
+        </div>
+
+        <div className="grid grid-cols-2 md:grid-cols-4 gap-4">
+          {CARDS.map(({ title, detail, icon }) => (
+            <div
+              key={title}
+              className="flex flex-col gap-4 p-6 bg-zinc-900 border border-zinc-800 rounded-lg hover:border-zinc-600 hover:bg-zinc-800/70 transition-all duration-200 group"
+            >
+              <div className="w-10 h-10 flex items-center justify-center rounded-md bg-zinc-800 group-hover:bg-zinc-700 transition-colors duration-200">
+                {icon}
+              </div>
+              <div className="flex flex-col gap-1.5">
+                <span className="font-heading font-semibold text-white text-sm leading-snug">
+                  {title}
+                </span>
+                <span className="font-mono text-xs text-zinc-500 leading-relaxed">
+                  {detail}
+                </span>
+              </div>
+            </div>
+          ))}
+        </div>
+      </div>
+    </section>
+  )
+}

portfolio-view/src/components/hero/HeroSection.tsx

@@ -1,4 +1,4 @@
-import { useEffect, useState } from 'react'
+import { useEffect, useRef, useState } from 'react'
 
 /**
  * Cycle timeline (all times relative to stage-1 firing):
@@ -22,6 +22,7 @@ export function HeroSection() {
   const [alexOn, setAlexOn]           = useState(false)
   const [shiftLeft, setShiftLeft]     = useState(false)
   const [contentVisible, setContentVisible] = useState(false)
+  const scrollIndicatorRef = useRef<HTMLDivElement>(null)
 
   useEffect(() => {
     const timers: ReturnType<typeof setTimeout>[] = []
@@ -51,6 +52,22 @@ export function HeroSection() {
     return () => { alive = false; timers.forEach(clearTimeout) }
   }, [])
 
+  useEffect(() => {
+    const el = scrollIndicatorRef.current
+    if (!el) return
+    const onScroll = () => {
+      if (window.scrollY > 80) {
+        el.style.opacity = '0'
+        el.style.pointerEvents = 'none'
+      } else {
+        el.style.opacity = '1'
+        el.style.pointerEvents = 'auto'
+      }
+    }
+    window.addEventListener('scroll', onScroll, { passive: true })
+    return () => window.removeEventListener('scroll', onScroll)
+  }, [])
+
   /* ── style helpers ── */
 
   const noTrans = nameStage === 0
@@ -244,18 +261,93 @@ export function HeroSection() {
           </div>
         </div>
 
-        {/* Scroll hint */}
-        <div style={fadeUp(contentVisible, '0.9s')}>
-          <div className="mt-16 flex flex-col items-center gap-2 text-zinc-600 text-xs font-mono tracking-widest">
-            <span>SCROLL</span>
-            <svg width="14" height="20" viewBox="0 0 14 20" fill="none" className="animate-bounce">
-              <rect x="1" y="1" width="12" height="18" rx="6" stroke="currentColor" strokeWidth="1.5" />
-              <circle cx="7" cy="6" r="1.5" fill="currentColor" className="animate-pulse" />
-            </svg>
+
+      </div>
+
+      {/* Animated scroll indicator */}
+      <style>{`
+        @keyframes scrollDot {
+          0%   { opacity: 1; transform: translateY(0); }
+          60%  { opacity: 0; transform: translateY(12px); }
+          61%  { opacity: 0; transform: translateY(0); }
+          100% { opacity: 1; transform: translateY(0); }
+        }
+        @keyframes arrowPulse {
+          0%, 100% { opacity: 0.2; }
+          50%       { opacity: 1; }
+        }
+      `}</style>
+
+      <div
+        ref={scrollIndicatorRef}
+        style={{
+          position: 'absolute',
+          bottom: '40px',
+          left: '50%',
+          transform: 'translateX(-50%)',
+          zIndex: 2,
+          display: 'flex',
+          flexDirection: 'column',
+          alignItems: 'center',
+          gap: '8px',
+          opacity: contentVisible ? 1 : 0,
+          transition: 'opacity 0.3s',
+        }}
+      >
+        {/* Label */}
+        <span
+          style={{
+            fontFamily: 'monospace',
+            fontSize: '10px',
+            letterSpacing: '3px',
+            textTransform: 'uppercase',
+            color: 'rgba(255,255,255,0.4)',
+          }}
+        >
+          SCROLL
+        </span>
+
+        {/* Mouse body */}
+        <div
+          style={{
+            width: '28px',
+            height: '44px',
+            border: '2px solid rgba(255,255,255,0.5)',
+            borderRadius: '14px',
+            display: 'flex',
+            justifyContent: 'center',
+            paddingTop: '6px',
+          }}
+        >
+          <div
+            style={{
+              width: '4px',
+              height: '8px',
+              backgroundColor: '#00d4ff',
+              borderRadius: '2px',
+              animation: 'scrollDot 1.6s ease-in-out infinite',
+            }}
+          />
+        </div>
+
+        {/* Chevron arrows */}
+        <div style={{ display: 'flex', flexDirection: 'column', alignItems: 'center', gap: '3px' }}>
+          {[0, 0.2, 0.4].map((delay, i) => (
+            <div
+              key={i}
+              style={{
+                width: '10px',
+                height: '10px',
+                borderRight: '2px solid #00d4ff',
+                borderBottom: '2px solid #00d4ff',
+                transform: 'rotate(45deg)',
+                animation: `arrowPulse 1.6s ease-in-out ${delay}s infinite`,
+              }}
+            />
+          ))}
         </div>
       </div>
 
-      </div>
     </section>
   )
 }