"use client";

import Link from "next/link";
import { useState } from "react";
import { motion } from "framer-motion";
import { HeroActions } from "./hero-actions";

const heroVariants = {
  hidden: { opacity: 0, y: 24 },
  visible: {
    opacity: 1,
    y: 0,
    transition: {
      duration: 0.8,
      ease: [0.16, 1, 0.3, 1] as const,
      when: "beforeChildren",
      staggerChildren: 0.08,
    },
  },
};

const heroChild = {
  hidden: { opacity: 0, y: 16 },
  visible: { opacity: 1, y: 0 },
};

export function LandingHero() {
  const [range, setRange] = useState<"30" | "90">("30");

  return (
    <motion.section
      initial="hidden"
      animate="visible"
      variants={heroVariants}
      className="relative overflow-hidden pt-16 pb-12 lg:pt-20 lg:pb-16"
    >
      <div className="relative z-10 mx-auto flex max-w-6xl flex-col gap-12 px-6 lg:flex-row lg:items-center lg:px-8">
        {/* Left: Copy */}
        <div className="max-w-xl">
          <motion.div variants={heroChild} className="space-y-8">
            <motion.div variants={heroChild} className="badge-pill">
              <span className="badge-pill-dot" />
              <span className="uppercase tracking-[0.18em] text-[10px] text-emerald-500">
                AI-native · Live predictions
              </span>
            </motion.div>

            <motion.div variants={heroChild} className="space-y-5">
              <h1 className="heading-hero">
                Know Your Money{" "}
                <span className="heading-hero-accent">Before You Spend It.</span>
              </h1>
              <p className="body-lead">
                AI-powered insights, forecasts, and real-time financial control—without spreadsheets.
                LedgerOne watches every account, predicts risk, and tells you what&apos;s safe to
                spend before you click &quot;checkout&quot;.
              </p>
            </motion.div>

            <motion.div variants={heroChild} className="flex flex-wrap items-center gap-4">
              <motion.div whileHover={{ y: -2, scale: 1.01 }} whileTap={{ scale: 0.98 }}>
                <Link href="/register" className="btn-primary">
                  Get started in 2 minutes
                </Link>
              </motion.div>
              <motion.div whileHover={{ y: -1, scale: 1.01 }} whileTap={{ scale: 0.98 }}>
                <Link href="/book-demo" className="btn-secondary">
                  Watch product walkthrough
                </Link>
              </motion.div>
            </motion.div>

            <motion.div variants={heroChild} className="feature-bullets">
              <div className="feature-bullet">
                <span className="feature-bullet-dot" />
                <span>Instant Plaid connections</span>
              </div>
              <div className="feature-bullet">
                <span className="feature-bullet-dot animate-pulse" />
                <span>Bank-grade security</span>
              </div>
              <div className="feature-bullet">
                <span className="feature-bullet-dot" />
                <span>14-day free trial</span>
              </div>
            </motion.div>

            <motion.div variants={heroChild} className="mt-4">
              <HeroActions />
            </motion.div>
          </motion.div>
        </div>

        {/* Right: single focused product video with glow + AI insight */}
        <motion.div
          variants={heroChild}
          className="relative mx-auto flex w-full max-w-xl items-center justify-center lg:max-w-xl"
        >
          {/* Depth: gradient glow behind video */}
          <motion.div
            className="pointer-events-none absolute -inset-10 rounded-[36px] bg-gradient-to-r from-blue-500/20 via-purple-500/20 to-green-400/20 blur-3xl"
            animate={{ opacity: [0.4, 0.6, 0.4] }}
            transition={{ duration: 8, repeat: Infinity, ease: "easeInOut" }}
          />

          {/* Primary product video card */}
          <motion.div
            className="relative z-10 w-full overflow-hidden rounded-2xl border border-white/10 shadow-2xl"
            initial={{ opacity: 0, scale: 0.96, y: 10 }}
            animate={{ opacity: 1, scale: 1.04, y: 0 }}
            transition={{ duration: 0.8, ease: [0.16, 1, 0.3, 1] as const }}
            whileHover={{ scale: 1.08 }}
          >
            <div className="relative aspect-[16/9] w-full">
              <video
                className="h-full w-full object-cover"
                autoPlay
                muted
                loop
                playsInline
                preload="none"
                poster="/images/dashboard-hero.png"
              >
                <source src="/videos/hero.mp4" type="video/mp4" />
              </video>
              <div className="pointer-events-none absolute inset-0 bg-gradient-to-t from-slate-950/70 via-slate-950/10 to-transparent" />

              {/* Forecast toggle inside video */}
              <div className="absolute left-4 top-4 inline-flex items-center gap-2 rounded-full bg-slate-950/80 px-2 py-1 text-[10px] text-slate-100 ring-1 ring-emerald-400/60 backdrop-blur-md">
                <span className="inline-flex items-center gap-1">
                  <span className="h-1.5 w-1.5 rounded-full bg-emerald-400" />
                  Cashflow outlook
                </span>
                <div className="inline-flex items-center gap-1 rounded-full bg-white/5 p-0.5">
                  <button
                    type="button"
                    onClick={() => setRange("30")}
                    className={`px-2 py-0.5 rounded-full transition-colors ${
                      range === "30" ? "bg-emerald-400/25 text-emerald-100" : "text-slate-200"
                    }`}
                  >
                    30d
                  </button>
                  <button
                    type="button"
                    onClick={() => setRange("90")}
                    className={`px-2 py-0.5 rounded-full transition-colors ${
                      range === "90" ? "bg-emerald-400/25 text-emerald-100" : "text-slate-200"
                    }`}
                  >
                    90d
                  </button>
                </div>
              </div>

              {/* Floating AI insight card */}
              <motion.div
                className="absolute right-4 top-4 mt-10 w-64 rounded-xl border border-emerald-300/50 bg-white/80 px-4 py-2 text-xs text-slate-900 shadow-lg backdrop-blur-md dark:border-emerald-400/60 dark:bg-slate-900/90 dark:text-slate-50"
                animate={{ y: [-2, 2, -2] }}
                transition={{ duration: 7, repeat: Infinity, ease: "easeInOut", delay: 0.4 }}
              >
                <p className="text-[11px] leading-relaxed">
                  You&apos;re likely to overspend{" "}
                  <span className="font-semibold text-emerald-600 dark:text-emerald-300">$120</span>{" "}
                  this week based on upcoming bills and historical spending.
                </p>
              </motion.div>
            </div>
          </motion.div>
        </motion.div>
      </div>
    </motion.section>
  );
}