'use client';

import { motion, useScroll, useTransform } from 'framer-motion';
import { useRef } from 'react';

export default function Hero() {
  const containerRef = useRef(null);
  const { scrollYProgress } = useScroll({
    target: containerRef,
    offset: ['start start', 'end start'],
  });

  const opacity = useTransform(scrollYProgress, [0, 0.5], [1, 0]);
  const scale = useTransform(scrollYProgress, [0, 0.5], [1, 0.8]);
  const y = useTransform(scrollYProgress, [0, 1], [0, 200]);

  return (
    <section ref={containerRef} className="relative h-screen flex flex-col justify-center items-center overflow-hidden px-4">
      <motion.div
        style={{ opacity, scale, y }}
        className="text-center z-10 max-w-5xl mx-auto"
      >
        <motion.div
          initial={{ opacity: 0, y: 30 }}
          animate={{ opacity: 1, y: 0 }}
          transition={{ duration: 1, delay: 0.2 }}
          className="font-mono text-xs md:text-sm uppercase tracking-[0.3em] text-faint mb-6"
        >
          Artificial Intelligence Researcher
        </motion.div>

        <motion.h1
          className="font-serif text-5xl md:text-8xl lg:text-9xl leading-[0.9] mb-8 glitch"
          data-text="ARCHITECTING"
          initial={{ opacity: 0, y: 50 }}
          animate={{ opacity: 1, y: 0 }}
          transition={{ duration: 1, delay: 0.4 }}
        >
          ARCHITECTING
        </motion.h1>

        <motion.h2
          className="font-serif text-4xl md:text-6xl lg:text-7xl leading-none text-gray-400 italic mb-12"
          initial={{ opacity: 0 }}
          animate={{ opacity: 1 }}
          transition={{ duration: 1, delay: 0.6 }}
        >
          The Cognitive Future
        </motion.h2>

        <motion.div
          initial={{ opacity: 0 }}
          animate={{ opacity: 1 }}
          transition={{ duration: 1, delay: 0.8 }}
          className="flex flex-col md:flex-row gap-6 justify-center items-center"
        >
          <div className="w-px h-16 bg-white/20 hidden md:block"></div>
          <p className="font-mono text-sm md:text-base max-w-md text-gray-300 leading-relaxed">
            Pioneering neural architectures and generative systems. 
            Bridging the gap between theoretical research and production-grade scalability.
          </p>
        </motion.div>
      </motion.div>

      {/* Scroll Indicator */}
      <motion.div
        initial={{ opacity: 0 }}
        animate={{ opacity: 1 }}
        transition={{ delay: 1.5, duration: 1.5 }}
        className="absolute bottom-10 left-1/2 -translate-x-1/2 flex flex-col items-center gap-2"
      >
        <span className="font-mono text-[10px] uppercase tracking-widest text-faint">Scroll to Explore</span>
        <div className="w-[1px] h-12 bg-gradient-to-b from-white to-transparent"></div>
      </motion.div>
    </section>
  );
}