'use client';

import { motion } from 'framer-motion';
import { Button } from '@/components/ui/button';
import { ArrowRight, Calendar } from 'lucide-react';
import { useEffect, useState } from 'react';

export function HeroSection() {
  const [isDark, setIsDark] = useState(false);

  useEffect(() => {
    const checkTheme = () => {
      setIsDark(document.documentElement.classList.contains('dark'));
    };
    
    checkTheme();
    const observer = new MutationObserver(checkTheme);
    observer.observe(document.documentElement, {
      attributes: true,
      attributeFilter: ['class']
    });
    
    return () => observer.disconnect();
  }, []);

  return (
    <section
      id="home"
      className="relative min-h-screen flex items-center justify-center overflow-hidden pt-20"
    >
      {/* Background Image */}
      <div 
        className="absolute inset-0 z-0"
        style={{
          backgroundImage: `url('https://images.unsplash.com/photo-1506126613408-eca07ce68773?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80')`,
          backgroundSize: 'cover',
          backgroundPosition: 'center',
          backgroundRepeat: 'no-repeat',
        }}
      />
      
      {/* Subtle dark overlay for better text readability - keeping background image clearly visible */}
      <div 
        className="absolute inset-0 z-[1]" 
        style={{
          backgroundColor: isDark ? 'rgba(0, 0, 0, 0.35)' : 'rgba(0, 0, 0, 0.25)'
        }}
      />
      
      {/* Very subtle gradient overlay for warmth */}
      {!isDark && (
        <div className="absolute inset-0 z-[2] bg-gradient-to-br from-rose-50/20 via-pink-50/15 to-orange-50/20" />
      )}
      {isDark && (
        <div className="absolute inset-0 z-[2] bg-gradient-to-br from-gray-900/25 via-gray-800/20 to-gray-900/25" />
      )}

      {/* Subtle animated blobs for depth */}
      <div className="absolute inset-0 overflow-hidden z-[3]">
        <motion.div
          className="absolute top-20 left-10 w-72 h-72 bg-rose-100 dark:bg-rose-900/20 rounded-full mix-blend-multiply dark:mix-blend-lighten filter blur-xl opacity-40 dark:opacity-50"
          animate={{
            x: [0, 100, 0],
            y: [0, 50, 0],
            scale: [1, 1.1, 1],
          }}
          transition={{
            duration: 20,
            repeat: Infinity,
            ease: 'easeInOut',
          }}
        />
        <motion.div
          className="absolute top-40 right-10 w-96 h-96 bg-pink-100 dark:bg-pink-900/20 rounded-full mix-blend-multiply dark:mix-blend-lighten filter blur-xl opacity-40 dark:opacity-50"
          animate={{
            x: [0, -100, 0],
            y: [0, 100, 0],
            scale: [1, 1.2, 1],
          }}
          transition={{
            duration: 25,
            repeat: Infinity,
            ease: 'easeInOut',
          }}
        />
        <motion.div
          className="absolute bottom-20 left-1/3 w-80 h-80 bg-orange-100 dark:bg-orange-900/20 rounded-full mix-blend-multiply dark:mix-blend-lighten filter blur-xl opacity-40 dark:opacity-50"
          animate={{
            x: [0, 50, 0],
            y: [0, -50, 0],
            scale: [1, 1.15, 1],
          }}
          transition={{
            duration: 22,
            repeat: Infinity,
            ease: 'easeInOut',
          }}
        />
      </div>

      <div className="container mx-auto px-4 relative z-10">
        <div className="max-w-4xl mx-auto text-center">
          <motion.div
            initial={{ opacity: 0, y: 30 }}
            animate={{ opacity: 1, y: 0 }}
            transition={{ duration: 0.8 }}
          >
            <motion.h1
              className="text-5xl md:text-7xl font-bold mb-6 text-white drop-shadow-lg"
              initial={{ opacity: 0, y: 20 }}
              animate={{ opacity: 1, y: 0 }}
              transition={{ duration: 0.8, delay: 0.2 }}
            >
              Welcome to Attune Heart Therapy
            </motion.h1>

            <motion.p
              className="text-xl md:text-2xl text-white/95 mb-4 drop-shadow-md"
              initial={{ opacity: 0, y: 20 }}
              animate={{ opacity: 1, y: 0 }}
              transition={{ duration: 0.8, delay: 0.4 }}
            >
              Nathalie Mac-Guffie, LMHC
            </motion.p>

            <motion.p
              className="text-lg md:text-xl text-white/90 mb-8 max-w-2xl mx-auto drop-shadow-md"
              initial={{ opacity: 0, y: 20 }}
              animate={{ opacity: 1, y: 0 }}
              transition={{ duration: 0.8, delay: 0.6 }}
            >
              Compassionate, evidence-based therapy to help you heal, grow, and
              thrive. Creating a safe space for your journey toward emotional
              wellness.
            </motion.p>

            <motion.div
              className="flex flex-col sm:flex-row gap-4 justify-center"
              initial={{ opacity: 0, y: 20 }}
              animate={{ opacity: 1, y: 0 }}
              transition={{ duration: 0.8, delay: 0.8 }}
            >
              <Button
                size="lg"
                className="bg-gradient-to-r from-rose-500 to-pink-600 hover:from-rose-600 hover:to-pink-700 text-white group cursor-pointer hover:scale-105 hover:shadow-lg transition-all"
                asChild
              >
                <a href="/book-now">
                  <Calendar className="mr-2 h-5 w-5" />
                  Book Appointment
                  <ArrowRight className="ml-2 h-5 w-5 group-hover:translate-x-1 transition-transform" />
                </a>
              </Button>
              <Button 
                size="lg" 
                variant="outline"
                className="cursor-pointer hover:scale-105 hover:bg-gray-100 dark:hover:bg-gray-800 hover:border-cyan-300 dark:hover:border-gray-300 hover:text-gray-900 dark:hover:text-gray-100 transition-all"
                onClick={() => {
                  const servicesSection = document.getElementById('services');
                  if (servicesSection) {
                    servicesSection.scrollIntoView({ behavior: 'smooth', block: 'start' });
                  }
                }}
              >
                Learn More
              </Button>
            </motion.div>
          </motion.div>
        </div>
      </div>

      <motion.div
        className="absolute bottom-10 left-1/2 -translate-x-1/2"
        animate={{ y: [0, 10, 0] }}
        transition={{ duration: 2, repeat: Infinity }}
      >
        <div className="w-6 h-10 border-2 border-cyan-500/50 dark:border-cyan-400/50 rounded-full flex items-start justify-center p-2">
          <motion.div
            className="w-1.5 h-1.5 bg-cyan-500 dark:bg-cyan-400 rounded-full"
            animate={{ y: [0, 12, 0] }}
            transition={{ duration: 2, repeat: Infinity }}
          />
        </div>
      </motion.div>
    </section>
  );
}