"use client";

import { motion, useScroll, useTransform } from "framer-motion";
import { Mic, CheckCircle2, Brain, Zap, Lock, Sparkles } from "lucide-react";
import { useRef } from "react";

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

    const scale = useTransform(scrollYProgress, [0, 0.5], [0.95, 1]);
    const opacity = useTransform(scrollYProgress, [0, 0.4], [0.6, 1]);
    const y = useTransform(scrollYProgress, [0, 0.5], [40, 0]);

    const bars = Array.from({ length: 24 }, (_, i) => ({
        height: [20, 45 + Math.sin(i * 0.8) * 30, 20],
        duration: 2 + (i % 8) * 0.25,
        delay: i * 0.03,
    }));

    return (
        <section
            ref={containerRef}
            id="voice-soap"
            className="relative py-20 md:py-32 lg:py-40 text-white overflow-hidden"
        >
            <div className="absolute inset-0 bg-gradient-to-b from-zinc-950 via-zinc-900/50 to-zinc-950" />
            <div className="absolute inset-0 bg-[radial-gradient(ellipse_at_top_right,_var(--tw-gradient-stops))] from-blue-950/20 via-transparent to-transparent" />

            <div className="container relative z-10 mx-auto px-5 md:px-8 lg:px-12 max-w-7xl">
                <div className="grid lg:grid-cols-2 gap-16 lg:gap-24 xl:gap-32 items-center">
                    <motion.div
                        style={{ scale, opacity, y }}
                        className="space-y-10 lg:space-y-14"
                    >
                        <motion.div
                            initial={{ opacity: 0, y: 20 }}
                            whileInView={{ opacity: 1, y: 0 }}
                            transition={{ duration: 0.6 }}
                            viewport={{ once: true }}
                            className="inline-flex items-center gap-3 px-6 py-2 rounded-full bg-blue-950/40 border border-blue-800/40 text-blue-400 text-xs font-semibold tracking-wide uppercase"
                        >
                            <Mic className="w-4 h-4" />
                            Ambient Clinical Intelligence
                        </motion.div>

                        <div className="space-y-6">
                            <h2 className="text-4xl sm:text-5xl md:text-6xl lg:text-7xl font-bold tracking-tight leading-tight">
                                Autonomous{" "}
                                <span className="text-blue-400">Voice-to-SOAP</span>
                            </h2>
                            <p className="text-xl md:text-2xl text-zinc-400 leading-relaxed max-w-3xl font-light">
                                Transform ambient conversations into structured, accurate{" "}
                                <span className="text-white font-medium">SOAP notes</span> in real-time — with enterprise-grade security and clinical precision.
                            </p>
                        </div>

                        <div className="grid grid-cols-1 sm:grid-cols-2 gap-6 pt-6">
                            {[
                                { icon: Brain, title: "Neural Context Understanding", desc: "Advanced NLP for medical terminology and context" },
                                { icon: Zap, title: "Instant SOAP Generation", desc: "Zero-latency transcription to structured notes" },
                                { icon: Lock, title: "End-to-End PHI Security", desc: "AES-256 encryption & HIPAA/GDPR compliant" },
                                { icon: Sparkles, title: "Auto-Suggest & Edit", desc: "AI-powered refinements & clinician review" },
                            ].map((item, i) => (
                                <motion.div
                                    key={i}
                                    initial={{ opacity: 0, y: 15 }}
                                    whileInView={{ opacity: 1, y: 0 }}
                                    transition={{ duration: 0.5, delay: 0.15 * i }}
                                    viewport={{ once: true }}
                                    whileHover={{ scale: 1.03, transition: { duration: 0.2 } }}
                                    className="flex gap-5 p-5 rounded-2xl bg-zinc-900/50 border border-zinc-800 hover:border-blue-800/50 transition-all"
                                >
                                    <div className="w-12 h-12 rounded-xl bg-blue-950/40 border border-blue-800/40 flex items-center justify-center flex-shrink-0">
                                        <item.icon className="w-6 h-6 text-blue-400" />
                                    </div>
                                    <div className="space-y-1">
                                        <h4 className="text-lg font-semibold text-white">{item.title}</h4>
                                    </div>
                                </motion.div>
                            ))}
                        </div>
                    </motion.div>

                    <motion.div
                        initial={{ opacity: 0, scale: 0.96 }}
                        whileInView={{ opacity: 1, scale: 1 }}
                        transition={{ duration: 0.8, delay: 0.2 }}
                        viewport={{ once: true }}
                        className="relative w-full max-w-lg mx-auto lg:mx-0"
                    >
                        <div className="relative rounded-3xl backdrop-blur-xl shadow-2xl overflow-hidden">
                            <div className="absolute inset-0  pointer-events-none" />

                            <div className="p-8 md:p-10 lg:p-12 space-y-10 lg:space-y-12 relative">
                                <div className="flex justify-center">
                                    <div className="relative">
                                        <motion.div
                                            animate={{ scale: [1, 1.4, 1], opacity: [0.4, 0, 0.4] }}
                                            transition={{ duration: 3, repeat: Infinity, ease: "easeInOut" }}
                                            className="absolute inset-[-20%] rounded-full bg-blue-500/20 blur-2xl"
                                        />
                                        <motion.div
                                            animate={{ scale: [1, 1.3, 1], opacity: [0.3, 0, 0.3] }}
                                            transition={{ duration: 4, repeat: Infinity, ease: "easeInOut", delay: 0.6 }}
                                            className="absolute inset-[-20%] rounded-full bg-purple-500/15 blur-3xl"
                                        />

                                        <div className="relative w-24 h-24 md:w-32 md:h-32 lg:w-40 lg:h-40 rounded-full bg-zinc-800/70 border-2 border-zinc-700 flex items-center justify-center shadow-inner">
                                            <Mic className="w-12 h-12 md:w-16 md:h-16 lg:w-20 lg:h-20 text-blue-400 drop-shadow-lg" />
                                        </div>
                                    </div>
                                </div>

                                <div className="flex justify-center items-end gap-1.5 h-32 md:h-6 px-4">
                                    {bars.map((bar, i) => (
                                        <motion.div
                                            key={i}
                                            animate={{ height: bar.height }}
                                            transition={{
                                                repeat: Infinity,
                                                duration: bar.duration,
                                                ease: "easeInOut",
                                                delay: bar.delay,
                                            }}
                                            className="w-1.5 md:w-2 rounded-full bg-gradient-to-t from-blue-700 to-blue-400 shadow-md"
                                            style={{ opacity: 0.4 + (i % 8) * 0.08 }}
                                        />
                                    ))}
                                </div>

                                <motion.div
                                    initial={{ opacity: 0, y: 20 }}
                                    whileInView={{ opacity: 1, y: 0 }}
                                    transition={{ duration: 0.7, delay: 0.4 }}
                                    viewport={{ once: true }}
                                    className="relative rounded-2xl bg-zinc-800/60 border border-zinc-700/80 p-6 md:p-8 shadow-inner overflow-hidden"
                                >
                                    <motion.div
                                        animate={{ x: ["-100%", "200%"] }}
                                        transition={{ duration: 4, repeat: Infinity, ease: "linear", repeatDelay: 3 }}
                                        className="absolute inset-0 bg-gradient-to-r from-transparent via-white/5 to-transparent pointer-events-none"
                                    />

                                    <div className="space-y-4 text-sm md:text-base">
                                        <div className="flex items-center gap-3">
                                            <div className="w-2.5 h-2.5 rounded-full bg-blue-500 shadow-lg" />
                                            <div className="h-3 bg-gradient-to-r from-blue-400/30 to-transparent rounded-full flex-1" />
                                        </div>
                                        <div className="h-2.5 bg-zinc-700/50 rounded-full ml-8" />
                                        <div className="h-2.5 bg-zinc-700/50 rounded-full ml-8 w-5/6" />
                                        <div className="h-2.5 bg-zinc-700/50 rounded-full ml-8 w-3/4" />
                                    </div>

                                    <div className="mt-6 flex items-center gap-3 text-xs md:text-sm text-zinc-400">
                                        <div className="flex items-center gap-2">
                                            <div className="w-2 h-2 rounded-full bg-emerald-500 animate-pulse" />
                                            <span>Processing in real-time</span>
                                        </div>
                                        <div className="ml-auto text-emerald-400 font-medium">Secure • Encrypted</div>
                                    </div>
                                </motion.div>
                            </div>
                        </div>
                    </motion.div>
                </div>
            </div>
        </section>
    );
}