"use client";

import { Fragment } from "react";
import Image from "next/image";
import { motion, useReducedMotion } from "framer-motion";
import { MaterialIcon } from "@/components/ui/MaterialIcon";
import { viewport } from "@/lib/animations";

const EASE = [0.22, 1, 0.36, 1] as [number, number, number, number];

const PROOF_ITEMS = [
  { label: "Verified", text: "Local Stores", icon: "store" },
  { label: "2km", text: "Neighbourhood Coverage", icon: "location_on" },
  { label: "Growing", text: "Customer Community", icon: "mood" },
  { label: "Trusted", text: "Local Platform", icon: "star" },
];

const heroStagger = {
  hidden: {},
  visible: { transition: { staggerChildren: 0.12, delayChildren: 0.05 } },
};

const badgeVariant = {
  hidden: { opacity: 0, y: 10, scale: 0.95 },
  visible: { opacity: 1, y: 0, scale: 1, transition: { duration: 0.38, ease: EASE } },
};

// Lines stagger internally
const lineStagger = {
  hidden: {},
  visible: { transition: { staggerChildren: 0.09 } },
};

// True mask reveal: text slides up from below a clipping parent
const lineReveal = {
  hidden: { y: "110%" },
  visible: { y: 0, transition: { duration: 0.72, ease: EASE } },
};

const descVariant = {
  hidden: { opacity: 0, y: 18 },
  visible: { opacity: 1, y: 0, transition: { duration: 0.55, ease: EASE } },
};

const statStagger = {
  hidden: {},
  visible: { transition: { staggerChildren: 0.08 } },
};

const statItem = {
  hidden: { opacity: 0, y: 14 },
  visible: { opacity: 1, y: 0, transition: { duration: 0.45, ease: EASE } },
};

export function Hero() {
  const shouldReduce = useReducedMotion();

  return (
    <section className="bg-white select-none w-full">
      <div className="relative overflow-hidden bg-[#FAF8FC]">
        <motion.div
          className="absolute inset-0 z-0"
          initial={{ scale: 1 }}
          animate={shouldReduce ? undefined : { scale: 1.06 }}
          transition={{ duration: 28, ease: "linear", repeat: Infinity, repeatType: "reverse" }}
        >
          <Image
            src="/images/home1.png"
            alt=""
            fill
            sizes="100vw"
            className="absolute inset-0 h-full w-full object-cover object-[62%_center] md:object-[58%_center] xl:object-center"
            priority
            aria-hidden="true"
          />
        </motion.div>
        <div className="absolute inset-0 z-[1] bg-[linear-gradient(180deg,rgba(0,0,0,0.14)_0%,rgba(0,0,0,0.05)_40%,rgba(0,0,0,0)_70%)] md:bg-[radial-gradient(ellipse_55%_55%_at_50%_38%,rgba(0,0,0,0.13)_0%,rgba(0,0,0,0.04)_55%,rgba(0,0,0,0)_80%)]" />

        <div className="page-container relative z-10 flex min-h-[560px] items-center justify-center px-6 pt-20 pb-10 sm:px-8 sm:pt-24 md:min-h-[85vh] md:py-20 lg:py-24">

          <motion.div
            className="relative z-20 flex w-full max-w-[780px] flex-col items-center text-center"
            variants={heroStagger}
            initial="hidden"
            animate="visible"
          >
            {/* Badge */}
            <motion.span
              variants={badgeVariant}
              className="inline-flex items-center gap-1.5 px-3 py-1 rounded-full text-xs font-black tracking-widest bg-[#6D28D9]/10 text-[#6D28D9] uppercase mb-6 w-fit"
            >
              Welcome to Nearle
            </motion.span>

            {/* H1: line-by-line mask reveal */}
            <motion.div variants={lineStagger} className="font-display text-[34px] sm:text-5xl lg:text-[68px] xl:text-[76px] font-black text-[#16001D] tracking-[-0.05em]">
              <div className="overflow-hidden pb-1">
                <motion.div variants={lineReveal} className="leading-[0.95]">
                  Everything Local.
                </motion.div>
              </div>
              <div className="overflow-hidden pb-1">
                <motion.div variants={lineReveal} className="leading-[0.95]">
                  Everything <span className="text-[#6D28D9]">Near.</span>
                </motion.div>
              </div>
            </motion.div>

            {/* Description */}
            <motion.p
              variants={descVariant}
              className="max-w-[520px] text-base md:text-lg text-[#16001D] leading-relaxed font-bold mt-6 [text-shadow:0_2px_6px_rgba(0,0,0,0.12)]"
            >
              Discover verified local stores, exclusive offers, fast delivery, and a better way to shop within your neighbourhood.
            </motion.p>
          </motion.div>

        </div>
      </div>

      {/* ─── BOTTOM PROOF STATS ROW ─── */}
      <div className="border-t border-[#EEE7F4]/80 bg-white">
        <div className="px-6 sm:px-10 max-w-[1600px] mx-auto py-6 md:py-8 lg:py-10">
          <motion.div
            className="bg-white rounded-[32px] border border-[#E9D8FD] shadow-[0_10px_35px_rgba(124,58,237,0.08),0_2px_8px_rgba(124,58,237,0.05)] px-6 py-6 md:px-8 md:py-7 lg:px-12 lg:py-8"
            variants={statStagger}
            initial="hidden"
            whileInView="visible"
            viewport={viewport}
          >
            <div className="flex flex-col gap-6 md:grid md:grid-cols-2 md:gap-x-8 md:gap-y-6 lg:flex lg:flex-row lg:items-center lg:justify-between lg:gap-0">
              {PROOF_ITEMS.map((item, idx) => (
                <Fragment key={item.label}>
                  <motion.div
                    variants={statItem}
                    className="flex items-center gap-[18px] group cursor-default transition-transform duration-[250ms] hover:-translate-y-1 lg:flex-1 lg:py-2"
                  >
                    <div className="w-16 h-16 rounded-full bg-[#F5EDFF] text-[#6D28D9] flex items-center justify-center shrink-0 transition-colors duration-[250ms] group-hover:bg-[#E4D1FF]">
                      <MaterialIcon icon={item.icon} size={28} />
                    </div>
                    <div>
                      <div className="text-2xl lg:text-[28px] font-black text-[#17051F] leading-none tracking-tight transition-colors duration-[250ms] group-hover:text-[#6D28D9]">
                        {item.label}
                      </div>
                      <div className="text-sm lg:text-[15px] font-medium text-[#6B7280] mt-1.5">
                        {item.text}
                      </div>
                    </div>
                  </motion.div>
                  {idx < PROOF_ITEMS.length - 1 && (
                    <div
                      className="hidden lg:block w-px h-[72px] bg-[#E9D8FD] shrink-0 self-center"
                      aria-hidden="true"
                    />
                  )}
                </Fragment>
              ))}
            </div>
          </motion.div>
        </div>
      </div>

    </section>
  );
}