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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>BETA UCB</title>
<meta name="viewport" content="width=device-width, initial-scale=1" />
<!-- Tailwind CSS -->
<script src="https://cdn.tailwindcss.com"></script>
<!-- React (UMD, production) -->
<script crossorigin src="https://unpkg.com/react@18/umd/react.production.min.js"></script>
<script crossorigin src="https://unpkg.com/react-dom@18/umd/react-dom.production.min.js"></script>
<!-- Babel (JSX in the browser for demo/dev) -->
<script src="https://unpkg.com/@babel/standalone/babel.min.js"></script>
<!-- Favicon（可选）-->
<link rel="icon" href="assets/logo.png" />
<style>
/* 额外的小样式（非 Tailwind 部分） */
.tilt {
transform-style: preserve-3d;
transition: transform .2s ease, box-shadow .2s ease;
}
.tilt:hover {
/* 主色阴影 violet */
box-shadow: 0 20px 60px rgba(139,92,246,.15);
}
.glass {
backdrop-filter: blur(8px);
}
/* 发光渐变描边容器 */
.glow-wrap {
position: relative;
border-radius: 1.5rem;
overflow: hidden;
}
.glow-wrap::before {
content: "";
position: absolute; inset: -2px;
/* 用 violet-500 (#8b5cf6) 半透明做描边 */
background: conic-gradient(from 180deg at 50% 50%, #8b5cf633, #60a5fa33, #8b5cf633, #8b5cf633);
filter: blur(12px);
z-index: 0;
}
.glow-wrap > * { position: relative; z-index: 1; }
</style>
</head>
<body class="bg-gray-950 text-gray-100">
<div id="root"></div>
<script type="text/babel">
const React = window.React, ReactDOM = window.ReactDOM;
const { useState, useMemo, useEffect, useRef } = React;
// ========= Config =========
const CLUB = {
name: "BETA | Berkeley Emerging Technology Association",
tagline: "Connecting students · founders · investors",
email: "join@beta-ucb.org",
location: "UC Berkeley · MLK Student Union",
logoUrl: "assets/logo.png",
socials: {
wechat: "https://example.com/wechat",
instagram: "https://instagram.com/betaucb",
github: "https://github.com/betaucb",
website: "https://beta-ucb.org",
},
intro: `BETA UCB is a student-run community at UC Berkeley bridging technology and venture. We host founder talks, hack nights, and hands-on projects to help students turn ideas into products.`,
};
const SAMPLE_EVENTS = [
{ id: 1, title: "Kickoff & Lightning Demos", date: "2025-09-30 19:00", where: "Soda Hall 306",
brief: "Meet the core team, learn our plans, and see quick project demos.",
tags: ["In-person", "Recruiting", "Networking"], rsvp: "https://lu.ma/yourclub-kickoff" },
{ id: 2, title: "Hack Night #1: Idea → Prototype", date: "2025-10-07 18:30", where: "Etcheverry 3109",
brief: "Bring an idea and build a demo in 2 hours with mentors and templates.",
tags: ["Workshop", "Prototype"], rsvp: "https://lu.ma/yourclub-hacknight1" },
{ id: 3, title: "Alumni Founder Talk: From Campus to Startup", date: "2025-10-20 19:00", where: "Zoom",
brief: "An alum founder shares the 0→1 journey and common pitfalls.",
tags: ["Talk", "Founders"], rsvp: "https://lu.ma/yourclub-founder-talk" },
];
const LEADS = [
{ name: "Alex Chen", role: "President", major: "Data Science", avatar: "https://i.pravatar.cc/120?img=32" },
{ name: "Mina Li", role: "VP, Operations", major: "Industrial Eng.", avatar: "https://i.pravatar.cc/120?img=15" },
{ name: "Javier Torres", role: "Tech Lead", major: "CS", avatar: "https://i.pravatar.cc/120?img=5" },
{ name: "Sophie Wang", role: "Events Lead", major: "Statistics", avatar: "https://i.pravatar.cc/120?img=49" },
];
// ========= Utilities =========
const Section = ({ id, title, children, desc }) => (
<section id={id} className="scroll-mt-24 py-16 md:py-24 reveal">
<div className="mx-auto max-w-6xl px-4">
<h2 className="text-2xl md:text-3xl font-bold tracking-tight text-white">{title}</h2>
{desc && <p className="mt-2 text-sm md:text-base text-gray-400">{desc}</p>}
<div className="mt-8">{children}</div>
</div>
</section>
);
function BetaLogo({ className = "h-8 w-8" }) {
return (
<svg viewBox="0 0 64 64" className={className} aria-label="BETA UCB Logo" aria-hidden="true">
<rect x="2" y="2" width="60" height="60" rx="14" fill="#0b0f1a" />
<path d="M20 16h16c6 0 10 4 10 9 0 4-2 7-6 8 4 1 7 4 7 9 0 6-5 10-12 10H20V16zm12 14c3 0 5-2 5-5s-2-5-5-5h-7v10h7zm1 20c4 0 6-2 6-6s-2-6-6-6h-8v12h8z" fill="white"/>
{/* 点缀色 violet */}
<path d="M42 10 L34 28 H42 L30 54 L36 34 H28 L42 10" fill="#8b5cf6" />
</svg>
);
}
// 粒子背景（Canvas）
function ParticleBG() {
const ref = useRef(null);
useEffect(() => {
const canvas = ref.current; if (!canvas) return;
const ctx = canvas.getContext('2d');
let w, h, dpr = window.devicePixelRatio || 1;
const particles = Array.from({length: 70}).map(() => ({
x: Math.random(), y: Math.random(),
vx: (Math.random() - 0.5) * 0.0006,
vy: (Math.random() - 0.5) * 0.0006
}));
function resize() {
w = canvas.clientWidth; h = canvas.clientHeight;
canvas.width = w * dpr; canvas.height = h * dpr;
ctx.setTransform(dpr, 0, 0, dpr, 0, 0);
}
function loop() {
ctx.clearRect(0,0,w,h);
// draw links
for (let i=0;i<particles.length;i++){
const p = particles[i];
for (let j=i+1;j<particles.length;j++){
const q = particles[j];
const dx=(p.x-q.x)*w, dy=(p.y-q.y)*h;
const dist = Math.hypot(dx,dy);
if (dist < 120){
const a = 1 - dist/120;
// 连接线 violet
ctx.strokeStyle = `rgba(139,92,246,${0.12*a})`;
ctx.beginPath(); ctx.moveTo(p.x*w,p.y*h); ctx.lineTo(q.x*w,q.y*h); ctx.stroke();
}
}
}
// draw points
for (const p of particles){
p.x += p.vx; p.y += p.vy;
if (p.x<0||p.x>1) p.vx*=-1;
if (p.y<0||p.y>1) p.vy*=-1;
ctx.fillStyle = 'rgba(156, 163, 175, 0.35)';
ctx.beginPath(); ctx.arc(p.x*w, p.y*h, 1.6, 0, Math.PI*2); ctx.fill();
}
raf = requestAnimationFrame(loop);
}
resize(); let raf = requestAnimationFrame(loop);
const onResize = () => resize();
window.addEventListener('resize', onResize);
return () => { cancelAnimationFrame(raf); window.removeEventListener('resize', onResize); };
}, []);
return <canvas ref={ref} className="absolute inset-0 -z-10 w-full h-full"></canvas>;
}
// 3D Tilt（纯 JS）
function useTilt() {
return (el) => {
if (!el) return;
const onMove = (e) => {
const r = el.getBoundingClientRect();
const px = (e.clientX - r.left) / r.width - 0.5;
const py = (e.clientY - r.top) / r.height - 0.5;
el.style.transform = `rotateX(${(-py*6).toFixed(2)}deg) rotateY(${(px*8).toFixed(2)}deg) translateZ(0)`;
};
const reset = () => { el.style.transform = ""; };
el.addEventListener('mousemove', onMove);
el.addEventListener('mouseleave', reset);
};
}
// 滚动显现
function useReveal() {
useEffect(() => {
const els = document.querySelectorAll('.reveal, .reveal-child > *');
els.forEach(el => {
el.style.opacity = 0;
el.style.transform = 'translateY(14px)';
el.style.transition = 'opacity .6s ease, transform .6s ease';
});
const io = new IntersectionObserver((entries) => {
entries.forEach(e => {
if (e.isIntersecting) {
e.target.style.opacity = 1;
e.target.style.transform = 'translateY(0)';
io.unobserve(e.target);
}
});
}, { threshold: 0.12 });
els.forEach(el => io.observe(el));
return () => io.disconnect();
}, []);
}
// 计数器
function Counter({ to = 100, duration = 1200, className = "" }) {
const ref = useRef(null);
useEffect(() => {
const el = ref.current; if (!el) return;
const start = performance.now();
function tick(t) {
const p = Math.min((t - start)/duration, 1);
el.textContent = Math.round(p * to).toLocaleString();
if (p < 1) requestAnimationFrame(tick);
}
requestAnimationFrame(tick);
}, [to, duration]);
return <span ref={ref} className={className}>0</span>;
}
// Confetti（极简）
function confettiBurst(x=window.innerWidth/2, y=window.innerHeight/2) {
const c = document.createElement('canvas');
c.style.cssText = 'position:fixed;inset:0;pointer-events:none;z-index:9999';
document.body.appendChild(c);
const ctx = c.getContext('2d');
const dpr = window.devicePixelRatio || 1;
c.width = innerWidth * dpr; c.height = innerHeight * dpr;
ctx.scale(dpr, dpr);
const parts = Array.from({length: 120}).map(()=>({
x, y, vx:(Math.random()-0.5)*6, vy:(Math.random()*-6-4),
g: 0.15 + Math.random()*0.2, s: 4+Math.random()*4,
a: 1, col: `hsl(${Math.random()*360},90%,60%)`, r: Math.random()*Math.PI
}));
let frame=0;
function loop() {
ctx.clearRect(0,0,innerWidth,innerHeight);
parts.forEach(p=>{
p.vy += p.g; p.x += p.vx; p.y += p.vy; p.r += 0.1; p.a -= 0.01;
ctx.save(); ctx.globalAlpha = Math.max(p.a,0);
ctx.translate(p.x, p.y); ctx.rotate(p.r);
ctx.fillStyle = p.col; ctx.fillRect(-p.s/2, -p.s/2, p.s, p.s);
ctx.restore();
});
frame++;
if (frame < 180) requestAnimationFrame(loop); else c.remove();
}
loop();
}
// ========= Components =========
function NavBar({ nav, onJump }) {
const [open, setOpen] = useState(false);
return (
<div className="sticky top-0 z-50 w-full border-b border-gray-800 bg-gray-950/80 backdrop-blur">
<div className="mx-auto max-w-6xl px-4 h-16 flex items-center justify-between">
<div className="flex items-center gap-3">
{CLUB.logoUrl ? (
<img src={CLUB.logoUrl} alt="logo" className="h-10 w-10 rounded-xl object-contain" />
) : (<BetaLogo className="h-10 w-10" />)}
<button onClick={() => onJump("home")} className="text-sm font-semibold text-white hover:text-violet-400">
{CLUB.name}
</button>
</div>
<nav className="hidden md:flex items-center gap-1">
{nav.map((n) => (
<button key={n.id} onClick={() => onJump(n.id)} className="text-sm rounded-xl px-3 py-2 text-gray-300 hover:bg-gray-800 hover:text-white">
{n.label}
</button>
))}
<a href="#join" onClick={(e)=>{e.preventDefault(); onJump("join");}}
className="ml-2 inline-flex items-center rounded-xl bg-violet-500 px-3 py-2 text-sm text-gray-900 font-semibold hover:bg-violet-400">
Join
</a>
</nav>
<button onClick={() => setOpen(s=>!s)} className="md:hidden rounded-xl border border-gray-700 px-3 py-2 text-sm text-gray-200">
Menu
</button>
</div>
{open && (
<div className="md:hidden border-t border-gray-800 bg-gray-900">
<div className="mx-auto max-w-6xl px-4 py-2 flex flex-wrap items-center gap-2">
{nav.map((n) => (
<button key={n.id} onClick={() => { onJump(n.id); setOpen(false); }}
className="text-sm rounded-xl px-3 py-2 text-gray-200 hover:bg-gray-800">{n.label}</button>
))}
<a href="#join" onClick={(e)=>{e.preventDefault(); onJump("join"); setOpen(false);}}
className="inline-flex items-center rounded-xl bg-violet-500 px-3 py-2 text-sm text-gray-900 font-semibold hover:bg-violet-400">
Join
</a>
</div>
</div>
)}
</div>
);
}
function HeroCard() {
return (
<div className="relative glow-wrap reveal">
<div className="rounded-3xl border border-gray-800 bg-gray-900 shadow-sm p-6">
<div className="flex items-center gap-3">
{/* 小方块 violet */}
<div className="h-10 w-10 rounded-xl bg-violet-500/80" />
<div>
<div className="text-sm font-semibold text-white">This Week</div>
<div className="text-xs text-gray-400">Highlights</div>
</div>
</div>
<ul className="mt-4 space-y-3 text-sm text-gray-300">
<li>• Kickoff RSVP open (see Events)</li>
<li>• Submit your project idea & match a team</li>
<li>• Join the mailing list for weekly updates</li>
</ul>
<div className="mt-4 rounded-2xl bg-gray-800 p-4 text-xs text-gray-300">
Tip: Bookmark this page. All updates follow the website & newsletter.
</div>
</div>
</div>
);
}
function StatsBar() {
return (
<div className="mt-8 grid grid-cols-3 gap-4 reveal-child">
<div className="rounded-2xl border border-gray-800 bg-gray-900 p-4 text-center">
<div className="text-2xl font-extrabold"><Counter to={300} /></div>
<div className="text-xs text-gray-400 mt-1">Members</div>
</div>
<div className="rounded-2xl border border-gray-800 bg-gray-900 p-4 text-center">
<div className="text-2xl font-extrabold"><Counter to={45} /></div>
<div className="text-xs text-gray-400 mt-1">Projects</div>
</div>
<div className="rounded-2xl border border-gray-800 bg-gray-900 p-4 text-center">
<div className="text-2xl font-extrabold"><Counter to={120} /></div>
<div className="text-xs text-gray-400 mt-1">Events</div>
</div>
</div>
);
}
function JoinForm() {
const [form, setForm] = useState({ name: "", email: "", role: "Member", track: "Data/AI", note: "" });
const [done, setDone] = useState(false);
const handle = (k, v) => setForm((s) => ({ ...s, [k]: v }));
/* violet 聚焦样式 */
const inputCls = "mt-1 w-full rounded-xl border border-gray-700 bg-gray-900 px-3 py-2 text-gray-100 placeholder-gray-500 focus:outline-none focus:ring-2 focus:ring-violet-500/40 focus:border-violet-500/50";
const labelCls = "text-sm text-gray-300";
const submit = (e) => {
e.preventDefault();
setDone(true);
confettiBurst(window.innerWidth*0.25, window.innerHeight*0.25);
confettiBurst(window.innerWidth*0.75, window.innerHeight*0.25);
};
if (done) {
return (
<div className="rounded-2xl border border-gray-800 bg-gray-900 p-6 shadow-sm reveal">
<div className="text-lg font-semibold text-white">Submitted ✅</div>
<p className="mt-2 text-sm text-gray-300">We’ve recorded your info. Expect an email in ~3 business days.</p>
<div className="mt-4 text-sm text-gray-300">
In a rush? Email us directly at{" "}
<a className="underline text-violet-400 hover:text-violet-300" href={`mailto:${CLUB.email}?subject=Join ${CLUB.name}`}>{CLUB.email}</a>
</div>
</div>
);
}
return (
<form onSubmit={submit} className="grid gap-4 rounded-2xl border border-gray-800 bg-gray-900 p-6 shadow-sm md:grid-cols-2 reveal">
<div>
<label className={labelCls}>Name</label>
<input required value={form.name} onChange={(e)=>handle("name", e.target.value)} className={inputCls} placeholder="Your name" />
</div>
<div>
<label className={labelCls}>Email</label>
<input required type="email" value={form.email} onChange={(e)=>handle("email", e.target.value)} className={inputCls} placeholder="name@berkeley.edu" />
</div>
<div>
<label className={labelCls}>Role</label>
<select value={form.role} onChange={(e)=>handle("role", e.target.value)} className={inputCls}>
<option>Member</option><option>Volunteer</option><option>Mentor</option><option>Partner</option>
</select>
</div>
<div>
<label className={labelCls}>Track</label>
<select value={form.track} onChange={(e)=>handle("track", e.target.value)} className={inputCls}>
<option>Data/AI</option><option>Product/Ops</option><option>Design/UI</option><option>Blockchain/Web3</option>
</select>
</div>
<div className="md:col-span-2">
<label className={labelCls}>Notes (optional)</label>
<textarea value={form.note} onChange={(e)=>handle("note", e.target.value)} className={inputCls} rows={4} placeholder="Briefly share your background and interests" />
</div>
<div className="md:col-span-2 flex items-center justify-between">
<button type="submit" className="rounded-xl bg-violet-500 px-4 py-2.5 text-gray-900 font-semibold hover:bg-violet-400">Submit</button>
<a className="text-sm underline text-violet-400 hover:text-violet-300" href={`mailto:${CLUB.email}?subject=Join ${CLUB.name}`}>Or email us directly</a>
</div>
</form>
);
}
function FAQ({ q, a }) {
const [open, setOpen] = useState(false);
return (
<div className="rounded-2xl border border-gray-800 bg-gray-900 p-5 shadow-sm reveal">
<button onClick={()=>setOpen(o=>!o)} className="w-full text-left flex items-start justify-between gap-4">
<span className="font-medium text-white">{q}</span>
<span className="text-gray-400 text-xl leading-none">{open ? "−" : "+"}</span>
</button>
{open && <p className="mt-3 text-sm text-gray-300">{a}</p>}
</div>
);
}
function Footer() {
return (
<footer className="border-t border-gray-800 bg-gray-950 reveal">
<div className="mx-auto max-w-6xl px-4 py-10 grid md:grid-cols-3 gap-8">
<div>
<div className="text-lg font-semibold text-white">{CLUB.name}</div>
<p className="mt-2 text-sm text-gray-400">{CLUB.tagline}</p>
</div>
<div>
<div className="text-sm font-semibold text-white">Navigate</div>
<ul className="mt-2 text-sm text-gray-400 space-y-1">
{[
["Home", "home"], ["About", "about"], ["Events", "events"],
["Projects", "projects"], ["Join", "join"], ["FAQ", "faq"], ["Contact", "contact"],
].map(([label, id]) => (
<li key={id}><a className="hover:text-violet-400" href={`#${id}`}>{label}</a></li>
))}
</ul>
</div>
<div>
<div className="text-sm font-semibold text-white">Subscribe</div>
<p className="mt-2 text-sm text-gray-400">
Send a blank email to <a className="underline text-violet-400 hover:text-violet-300" href={`mailto:${CLUB.email}?subject=Subscribe`}>{CLUB.email}</a> to receive our weekly digest.
</p>
</div>
</div>
<div className="border-t border-gray-800">
<div className="mx-auto max-w-6xl px-4 h-12 text-xs text-gray-500 flex items-center">© {new Date().getFullYear()} {CLUB.name}. All rights reserved.</div>
</div>
</footer>
);
}
// Hero 背景 FX（含粒子）
function HeroFX() {
return (
<div className="pointer-events-none absolute inset-0 -z-10 overflow-hidden">
{/* 渐变末端 violet */}
<div className="absolute inset-0 -z-10 bg-gradient-to-br from-slate-950 via-gray-950 to-violet-950/30"></div>
<div className="absolute -top-16 -left-20 h-72 w-72 rounded-full bg-indigo-500/20 blur-3xl"></div>
<div className="absolute top-10 -right-24 h-80 w-80 rounded-full bg-violet-400/10 blur-3xl"></div>
<div className="absolute -bottom-24 left-1/3 h-80 w-80 rounded-full bg-violet-400/10 blur-3xl"></div>
<ParticleBG />
</div>
);
}
// ========= App =========
function ClubSite() {
useReveal();
const [events] = useState(SAMPLE_EVENTS);
const nav = useMemo(() => [
{ id: "home", label: "Home" },
{ id: "about", label: "About" },
{ id: "events", label: "Events" },
{ id: "projects", label: "Projects" },
{ id: "join", label: "Join" },
{ id: "faq", label: "FAQ" },
{ id: "contact", label: "Contact" },
], []);
const scrollTo = (id) => {
document.getElementById(id)?.scrollIntoView({ behavior: "smooth", block: "start" });
};
const tiltRef = useRef(null);
const attachTilt = useTilt();
useEffect(() => { if (tiltRef.current) attachTilt(tiltRef.current); }, [tiltRef]);
return (
<div className="min-h-screen">
<NavBar nav={nav} onJump={scrollTo} />
<header id="home" className="relative overflow-hidden">
<HeroFX />
<div className="mx-auto max-w-6xl px-4 pt-20 md:pt-28 pb-16 md:pb-24">
<div className="grid md:grid-cols-2 gap-10 items-center">
<div className="reveal">
{CLUB.logoUrl && (
<img src={CLUB.logoUrl} alt="logo"
className="h-24 w-24 mb-5 object-contain drop-shadow-[0_8px_24px_rgba(139,92,246,0.25)]" />
)}
<span className="inline-flex items-center gap-2 rounded-full border border-gray-800 px-3 py-1 text-xs md:text-sm bg-gray-900/60 glass">
{/* 小圆点 violet */}
<span className="h-2 w-2 rounded-full bg-violet-400" /> Recruiting this semester
</span>
<h1 className="mt-4 text-3xl md:text-5xl font-extrabold leading-tight text-white">{CLUB.name}</h1>
<p className="mt-3 md:mt-4 text-gray-300 md:text-lg">{CLUB.tagline}</p>
<p className="mt-2 text-sm text-gray-400 whitespace-pre-line">{CLUB.intro}</p>
<StatsBar />
<div className="mt-6 flex flex-wrap gap-3">
<a href="#join" onClick={(e) => { e.preventDefault(); scrollTo("join"); }}
className="inline-flex items-center justify-center rounded-2xl border border-violet-500/20 bg-violet-500 px-4 py-2.5 text-gray-900 font-semibold shadow-sm hover:bg-violet-400">
Join Now
</a>
<a href={events[0]?.rsvp || "#events"} target="_blank" rel="noreferrer"
className="inline-flex items-center justify-center rounded-2xl border border-gray-700 bg-gray-900 px-4 py-2.5 text-gray-100 hover:bg-gray-800">
View Next Event
</a>
</div>
<p className="mt-3 text-sm text-gray-400">Location: {CLUB.location}</p>
</div>
<div ref={tiltRef} className="tilt">
<HeroCard />
</div>
</div>
</div>
</header>
<Section id="about" title="About Us" desc={CLUB.intro}>
<div className="grid md:grid-cols-2 gap-8 reveal-child">
<div className="rounded-2xl border border-gray-800 bg-gray-900 p-6 shadow-sm">
<h3 className="font-semibold text-white">What We Do</h3>
<ul className="mt-3 space-y-2 text-sm leading-6 text-gray-300 list-disc pl-5">
<li>Weekly <strong>Hack Night</strong>: idea → prototype.</li>
<li>Alumni/industry <strong>talks</strong> & <strong>project pairing</strong>.</li>
<li>Hands-on <strong>projects</strong> (AI, data, blockchain, product design).</li>
<li>Hackathons & cross-campus collaborations.</li>
</ul>
</div>
<div className="rounded-2xl border border-gray-800 bg-gray-900 p-6 shadow-sm">
<h3 className="font-semibold text-white">Who We Are</h3>
<p className="mt-3 text-sm leading-6 text-gray-300">Members from CS / Data / Stats / IEOR / Business and more — all backgrounds welcome.</p>
<div className="mt-5 grid grid-cols-2 md:grid-cols-4 gap-4">
{LEADS.map((p) => (
<div key={p.name} className="rounded-xl border border-gray-800 bg-gray-900 p-4 text-center">
<img src={p.avatar} alt={p.name} className="mx-auto h-16 w-16 rounded-full object-cover ring-1 ring-gray-800" />
<div className="mt-2 text-sm font-semibold text-white">{p.name}</div>
<div className="text-xs text-gray-400">{p.role}</div>
</div>
))}
</div>
</div>
</div>
</Section>
<Section id="events" title="Events" desc="Upcoming programs. Follow our socials or join the list for more.">
<div className="grid md:grid-cols-3 gap-6">
{events.map((ev) => (
<div key={ev.id} className="rounded-2xl border border-gray-800 bg-gray-900 p-5 shadow-sm flex flex-col reveal tilt">
<div className="text-xs text-gray-400">{ev.date} · {ev.where}</div>
<h3 className="mt-2 font-semibold text-lg text-white">{ev.title}</h3>
<p className="mt-2 text-sm text-gray-300 flex-1">{ev.brief}</p>
<div className="mt-3 flex flex-wrap gap-2">
{ev.tags.map((t) => (
<span key={t} className="text-[11px] rounded-full border border-gray-700 px-2 py-1 text-gray-300 bg-gray-800/60">{t}</span>
))}
</div>
<a href={ev.rsvp} target="_blank" rel="noreferrer" className="mt-4 inline-flex items-center justify-center rounded-xl border border-violet-500/20 bg-violet-500 px-3 py-2 text-sm text-gray-900 font-semibold hover:bg-violet-400">RSVP</a>
</div>
))}
</div>
</Section>
<Section id="projects" title="Project Tracks" desc="Join a one-semester project with clear deliverables.">
<div className="grid md:grid-cols-3 gap-6 reveal-child">
{[
{ title: "AI Applications", bullets: ["RAG/Agents", "Model evals", "Ship web/app"] },
{ title: "Data Products", bullets: ["Data collection/cleaning", "Dashboards", "A/B testing"] },
{ title: "Blockchain", bullets: ["Smart contracts", "Security basics", "Token design"] },
].map((card) => (
<div key={card.title} className="rounded-2xl border border-gray-800 bg-gray-900 p-6 shadow-sm tilt">
<h3 className="font-semibold text-white">{card.title}</h3>
<ul className="mt-3 space-y-2 text-sm text-gray-300 list-disc pl-5">
{card.bullets.map((b) => (<li key={b}>{b}</li>))}
</ul>
</div>
))}
</div>
</Section>
<Section id="join" title="Join Us" desc="Fill the form or email us. Volunteers and partners are welcome.">
<JoinForm />
</Section>
<Section id="faq" title="FAQ">
<div className="grid md:grid-cols-2 gap-6 reveal-child">
<FAQ q="Do I need a technical background?" a="No. We support multiple roles including product, design, and operations." />
<FAQ q="Are events free?" a="Regular events are free. Some workshops may charge a small venue/material fee (we'll announce in advance)." />
<FAQ q="How do you evaluate members?" a="Mainly by project delivery, with attendance and contribution considered for leadership opportunities." />
<FAQ q="How to become a mentor or sponsor?" a={`Email ${CLUB.email} with the subject “Mentor/Sponsor + Your Name/Org”.`} />
</div>
</Section>
<Section id="contact" title="Contact & Socials">
<div className="rounded-2xl border border-gray-800 bg-gray-900 p-6 shadow-sm reveal">
<div className="grid md:grid-cols-2 gap-6 items-center">
<div>
<p className="text-sm text-gray-300">Email: <a className="underline text-violet-400 hover:text-violet-300" href={`mailto:${CLUB.email}`}>{CLUB.email}</a></p>
<p className="text-sm text-gray-300 mt-1">Location: {CLUB.location}</p>
<div className="mt-3 flex flex-wrap gap-3 text-sm">
<a className="rounded-full border border-gray-700 px-3 py-1 hover:bg-gray-800 text-gray-200" href={CLUB.socials.wechat}>WeChat</a>
<a className="rounded-full border border-gray-700 px-3 py-1 hover:bg-gray-800 text-gray-200" href={CLUB.socials.instagram}>Instagram</a>
<a className="rounded-full border border-gray-700 px-3 py-1 hover:bg-gray-800 text-gray-200" href={CLUB.socials.github}>GitHub</a>
<a className="rounded-full border border-gray-700 px-3 py-1 hover:bg-gray-800 text-gray-200" href={CLUB.socials.website}>Website</a>
</div>
</div>
<div className="rounded-xl border border-gray-800 p-4 bg-gray-900">
<p className="text-sm text-gray-300">Quick email template:</p>
<pre className="mt-2 whitespace-pre-wrap text-xs md:text-sm text-gray-300">{`Subject: Join ${CLUB.name} - Name / Year / Track
Hi, I'm XX (year/major) and would like to join ${CLUB.name}.
My track of interest: (e.g., Data/AI, Product, Design).
Short background: (one sentence).
I hope to join these activities/projects: ...
Contact: ...
Thanks!`}</pre>
</div>
</div>
</div>
</Section>
<Footer />
</div>
);
}
ReactDOM.createRoot(document.getElementById('root')).render(React.createElement(ClubSite));
</script>
</body>
</html>