"use client";

import { motion, useReducedMotion } from "framer-motion";

const SOCIAL_LINKS = [
  {
    href: "https://github.com/evandrodevbr",
    label: "GitHub",
    icon: (
      <path d="M12 0c-6.626 0-12 5.373-12 12 0 5.302 3.438 9.8 8.207 11.387.599.111.793-.261.793-.577v-2.234c-3.338.726-4.033-1.416-4.033-1.416-.546-1.387-1.333-1.756-1.333-1.756-1.089-.745.083-.729.083-.729 1.205.084 1.839 1.237 1.839 1.237 1.07 1.834 2.807 1.304 3.492.997.107-.775.418-1.305.762-1.604-2.665-.305-5.467-1.334-5.467-5.931 0-1.311.469-2.381 1.236-3.221-.124-.303-.535-1.524.117-3.176 0 0 1.008-.322 3.301 1.23.957-.266 1.983-.399 3.003-.404 1.02.005 2.047.138 3.006.404 2.291-1.552 3.297-1.23 3.297-1.23.653 1.653.242 2.874.118 3.176.77.84 1.235 1.911 1.235 3.221 0 4.609-2.807 5.624-5.479 5.921.43.372.823 1.102.823 2.222v3.293c0 .319.192.694.801.576 4.765-1.589 8.199-6.086 8.199-11.386 0-6.627-5.373-12-12-12z" />
    ),
  },
  {
    href: "https://www.linkedin.com/in/evandro-fonseca-junior-0969aa1b0/",
    label: "LinkedIn",
    icon: (
      <path d="M20.447 20.452h-3.554v-5.569c0-1.328-.027-3.037-1.852-3.037-1.853 0-2.136 1.445-2.136 2.939v5.667H9.351V9h3.414v1.561h.046c.477-.9 1.637-1.85 3.37-1.85 3.601 0 4.267 2.37 4.267 5.455v6.286zM5.337 7.433c-1.144 0-2.063-.926-2.063-2.065 0-1.138.92-2.063 2.063-2.063 1.14 0 2.064.925 2.064 2.063 0 1.139-.925 2.065-2.064 2.065zm1.782 13.019H3.555V9h3.564v11.452zM22.225 0H1.771C.792 0 0 .774 0 1.729v20.542C0 23.227.792 24 1.771 24h20.451C23.2 24 24 23.227 24 22.271V1.729C24 .774 23.2 0 22.222 0h.003z" />
    ),
  },
  {
    href: "mailto:evandrofonsecajunior@gmail.com",
    label: "Email",
    icon: (
      <>
        <path d="M4 4h16c1.1 0 2 .9 2 2v12c0 1.1-.9 2-2 2H4c-1.1 0-2-.9-2-2V6c0-1.1.9-2 2-2z" />
        <polyline points="22,6 12,13 2,6" />
      </>
    ),
    stroke: true,
  },
];

const PROOF_ITEMS = [
  {
    label: "Especialidade",
    value:
      "Produtos conectados, interfaces de alta performance e sistemas criticos.",
  },
  {
    label: "Escopo",
    value:
      "Da integracao com hardware e APIs complexas ao frontend e operacao.",
  },
  {
    label: "Formato",
    value:
      "Consultoria, execucao ponta a ponta e colaboracao remota para squads.",
  },
];

export default function Hero() {
  const shouldReduceMotion = useReducedMotion();

  const hour = new Date().getHours();
  const greeting =
    hour >= 8 && hour < 12
      ? "Ola! Vi seu portfolio. Podemos conversar?"
      : hour >= 13 && hour < 18
        ? "Boa tarde! Vi seu portfolio. Podemos conversar?"
        : "Ola! Vi seu portfolio. Podemos conversar quando estiver disponivel?";

  return (
    <section
      id="home"
      className="relative flex min-h-[100svh] w-full items-center overflow-hidden bg-[var(--ink)] text-[#f4f2ed]"
    >
      <div className="pointer-events-none absolute inset-0 bg-[radial-gradient(circle_at_50%_50%,rgba(10,10,10,0.2)_0%,var(--ink)_100%)]" />
      <div
        className="pointer-events-none absolute inset-0 opacity-[0.03] mix-blend-screen"
        style={{
          backgroundImage: `url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E")`,
        }}
      />
      <div className="pointer-events-none absolute inset-x-0 bottom-0 h-40 bg-gradient-to-t from-[var(--ink)] to-transparent" />

      <div className="relative z-10 mx-auto flex w-full max-w-[1240px] flex-col px-sp-6 py-sp-16 lg:px-sp-16 lg:py-0 pointer-events-none">
        <motion.div
          initial={shouldReduceMotion ? { opacity: 0 } : { opacity: 0, y: 24 }}
          animate={shouldReduceMotion ? { opacity: 1 } : { opacity: 1, y: 0 }}
          transition={{ duration: 0.8, ease: [0.16, 1, 0.3, 1] }}
          className="grid items-end gap-sp-10 lg:grid-cols-[minmax(0,1.2fr)_minmax(320px,0.8fr)] pointer-events-auto"
        >
          <div className="max-w-[720px]">
            <div className="mb-sp-6 inline-flex items-center gap-sp-3 border border-[rgba(255,255,255,0.12)] bg-[rgba(10,10,10,0.4)] px-4 py-2 backdrop-blur-xl">
              <motion.span
                className="h-2 w-2 bg-[var(--slash)]"
                animate={
                  shouldReduceMotion
                    ? { opacity: 1 }
                    : { opacity: [1, 0.25, 1] }
                }
                transition={
                  shouldReduceMotion
                    ? { duration: 0 }
                    : {
                        duration: 1.5,
                        ease: "easeInOut",
                        repeat: Number.POSITIVE_INFINITY,
                      }
                }
              />
              <span className="font-mono text-[10px] uppercase tracking-[0.2em] text-[rgba(244,242,237,.82)] drop-shadow-md">
                Available for selected builds {"//"} Remote worldwide
              </span>
            </div>

            <motion.p
              className="mb-sp-4 max-w-[220px] font-mono text-[10px] uppercase tracking-[0.22em] text-[var(--slash)] drop-shadow-lg"
              initial={
                shouldReduceMotion ? { opacity: 0 } : { opacity: 0, y: 12 }
              }
              animate={
                shouldReduceMotion ? { opacity: 1 } : { opacity: 1, y: 0 }
              }
              transition={{
                duration: 0.7,
                delay: 0.08,
                ease: [0.16, 1, 0.3, 1],
              }}
            >
              Software engineering for products, operations & critical flows
            </motion.p>

            <h1
              className="max-w-[920px] text-balance font-display text-[clamp(2.9rem,7vw,6.4rem)] font-extrabold leading-[0.92] tracking-[-0.04em] text-transparent bg-clip-text bg-gradient-to-br from-[#ffffff] to-[#a3a3a3]"
              aria-label="evandro.dev.br"
            >
              Engenharia de software para produtos conectados, interfaces de
              alta performance e sistemas criticos.
            </h1>

            <motion.p
              className="mt-sp-6 max-w-[640px] text-[15px] leading-7 text-[rgba(244,242,237,.9)] lg:text-[16px] drop-shadow-md"
              initial={
                shouldReduceMotion ? { opacity: 0 } : { opacity: 0, y: 16 }
              }
              animate={
                shouldReduceMotion ? { opacity: 1 } : { opacity: 1, y: 0 }
              }
              transition={{
                duration: 0.8,
                delay: 0.16,
                ease: [0.16, 1, 0.3, 1],
              }}
            >
              Da integracao com hardware e APIs complexas ao frontend moderno,
              construo sistemas estaveis, operaveis e prontos para crescer sem
              sacrificar clareza tecnica.
            </motion.p>

            <motion.div
              className="mt-sp-8 flex flex-wrap items-center gap-sp-4"
              initial={
                shouldReduceMotion ? { opacity: 0 } : { opacity: 0, y: 16 }
              }
              animate={
                shouldReduceMotion ? { opacity: 1 } : { opacity: 1, y: 0 }
              }
              transition={{
                duration: 0.8,
                delay: 0.24,
                ease: [0.16, 1, 0.3, 1],
              }}
            >
              <motion.a
                href={`https://wa.me/5547992742365?text=${encodeURIComponent(greeting)}`}
                className="inline-flex min-h-12 items-center justify-center bg-[var(--slash)] px-sp-8 font-mono text-[11px] font-bold uppercase tracking-[0.12em] text-[#0A0A0A] no-underline transition-[transform,background-color,box-shadow] duration-300 hover:bg-white hover:shadow-[0_0_20px_rgba(204,255,0,0.4)] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[var(--slash)] focus-visible:ring-offset-2 focus-visible:ring-offset-[var(--ink)]"
                whileHover={shouldReduceMotion ? undefined : { scale: 1.02 }}
                whileTap={shouldReduceMotion ? undefined : { scale: 0.98 }}
              >
                Iniciar projeto
              </motion.a>

              <motion.a
                href="#projects"
                className="inline-flex min-h-12 items-center justify-center border border-[rgba(244,242,237,.28)] bg-[rgba(10,10,10,0.4)] backdrop-blur-md px-sp-8 font-mono text-[11px] font-bold uppercase tracking-[0.12em] text-[#f4f2ed] no-underline transition-[transform,border-color,background-color,color] duration-300 hover:border-[var(--slash)] hover:bg-[rgba(204,255,0,0.08)] hover:text-[var(--slash)] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[var(--slash)] focus-visible:ring-offset-2 focus-visible:ring-offset-[var(--ink)]"
                whileHover={shouldReduceMotion ? undefined : { scale: 1.02 }}
                whileTap={shouldReduceMotion ? undefined : { scale: 0.98 }}
              >
                Ver projetos
              </motion.a>

              <a
                href="/assets/Evandro_Fonseca_Junior_CV.pdf"
                download
                className="inline-flex min-h-12 items-center justify-center px-sp-2 text-[12px] font-medium text-[rgba(244,242,237,.9)] no-underline transition-colors duration-300 hover:text-[var(--slash)] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[var(--slash)] focus-visible:ring-offset-2 focus-visible:ring-offset-[var(--ink)] drop-shadow-md"
              >
                Download CV
              </a>
            </motion.div>

            <motion.div
              className="mt-sp-10 flex flex-wrap items-center gap-x-sp-6 gap-y-sp-3 border-t border-[rgba(255,255,255,.08)] pt-sp-6"
              initial={
                shouldReduceMotion ? { opacity: 0 } : { opacity: 0, y: 16 }
              }
              animate={
                shouldReduceMotion ? { opacity: 1 } : { opacity: 1, y: 0 }
              }
              transition={{
                duration: 0.8,
                delay: 0.32,
                ease: [0.16, 1, 0.3, 1],
              }}
            >
              <div className="inline-flex items-center gap-sp-3 text-[11px] uppercase tracking-[0.12em] text-[rgba(244,242,237,.72)]">
                <span className="h-2 w-2 rounded-full bg-[var(--slash)] shadow-[0_0_8px_var(--slash)]" />
                Garuva, SC / Brasil
              </div>
              <div className="inline-flex items-center gap-sp-3 text-[11px] uppercase tracking-[0.12em] text-[rgba(244,242,237,.72)]">
                <span className="h-[1px] w-6 bg-[rgba(255,255,255,.2)]" />
                Next.js, Tauri, Rust, Node.js
              </div>
              <div className="flex items-center gap-sp-2">
                {SOCIAL_LINKS.map((link) => (
                  <a
                    key={link.label}
                    href={link.href}
                    target={link.href.startsWith("http") ? "_blank" : undefined}
                    rel={
                      link.href.startsWith("http")
                        ? "noopener noreferrer"
                        : undefined
                    }
                    className="inline-flex h-11 w-11 items-center justify-center rounded-full border border-[rgba(244,242,237,0.18)] bg-[rgba(10,10,10,0.4)] backdrop-blur-md text-[rgba(244,242,237,.88)] transition-[transform,border-color,color,background-color] duration-300 hover:border-[var(--slash)] hover:bg-[rgba(204,255,0,0.1)] hover:text-[var(--slash)] hover:shadow-[0_0_15px_rgba(204,255,0,0.2)] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[var(--slash)] focus-visible:ring-offset-2 focus-visible:ring-offset-[var(--ink)]"
                    aria-label={link.label}
                  >
                    <svg
                      width="20"
                      height="20"
                      viewBox="0 0 24 24"
                      fill={link.stroke ? "none" : "currentColor"}
                      stroke={link.stroke ? "currentColor" : "none"}
                      strokeWidth={link.stroke ? "2" : undefined}
                      role="img"
                      aria-label={link.label}
                    >
                      {link.icon}
                    </svg>
                  </a>
                ))}
              </div>
            </motion.div>
          </div>

          <motion.aside
            className="relative overflow-hidden border border-[rgba(255,255,255,0.15)] bg-[linear-gradient(180deg,rgba(10,10,10,0.6),rgba(10,10,10,0.3))] p-sp-6 backdrop-blur-xl lg:p-sp-8"
            initial={
              shouldReduceMotion ? { opacity: 0 } : { opacity: 0, x: 24 }
            }
            animate={shouldReduceMotion ? { opacity: 1 } : { opacity: 1, x: 0 }}
            transition={{ duration: 0.9, delay: 0.22, ease: [0.16, 1, 0.3, 1] }}
          >
            <div className="absolute inset-x-0 top-0 h-px bg-[linear-gradient(90deg,transparent,rgba(204,255,0,0.9),transparent)]" />
            <div className="absolute inset-y-0 left-0 w-px bg-[linear-gradient(180deg,rgba(204,255,0,0.4),transparent)]" />

            <div className="flex items-start justify-between gap-sp-4 border-b border-[rgba(255,255,255,0.08)] pb-sp-5">
              <div>
                <div className="font-mono text-[10px] uppercase tracking-[0.18em] text-[var(--slash)]">
                  Execution Brief
                </div>
                <h2 className="mt-sp-2 font-display text-[clamp(1.35rem,3vw,2rem)] font-extrabold leading-[1.02] tracking-[-0.03em] text-[#f7f4ee]">
                  Clareza de arquitetura antes de complexidade.
                </h2>
              </div>
              <div className="shrink-0 border border-[rgba(204,255,0,0.3)] bg-[rgba(204,255,0,0.05)] px-3 py-2 font-mono text-[10px] uppercase tracking-[0.14em] text-[var(--slash)]">
                2026
              </div>
            </div>

            <div className="mt-sp-6 space-y-sp-5">
              {PROOF_ITEMS.map((item, index) => (
                <motion.article
                  key={item.label}
                  className="border-b border-[rgba(255,255,255,0.08)] pb-sp-5 last:border-b-0 last:pb-0"
                  initial={
                    shouldReduceMotion ? { opacity: 0 } : { opacity: 0, y: 12 }
                  }
                  animate={
                    shouldReduceMotion ? { opacity: 1 } : { opacity: 1, y: 0 }
                  }
                  transition={{
                    duration: 0.65,
                    delay: 0.28 + index * 0.08,
                    ease: [0.16, 1, 0.3, 1],
                  }}
                >
                  <div className="font-mono text-[10px] uppercase tracking-[0.18em] text-[rgba(244,242,237,.7)]">
                    {item.label}
                  </div>
                  <p className="mt-sp-2 text-[14px] leading-6 text-[rgba(244,242,237,.94)]">
                    {item.value}
                  </p>
                </motion.article>
              ))}
            </div>

            <motion.div
              className="mt-sp-8 grid gap-sp-4 sm:grid-cols-2"
              initial={
                shouldReduceMotion ? { opacity: 0 } : { opacity: 0, y: 16 }
              }
              animate={
                shouldReduceMotion ? { opacity: 1 } : { opacity: 1, y: 0 }
              }
              transition={{
                duration: 0.75,
                delay: 0.48,
                ease: [0.16, 1, 0.3, 1],
              }}
            >
              <div className="border border-[rgba(255,255,255,0.1)] bg-[rgba(10,10,10,0.4)] p-sp-4 hover:border-[var(--slash)] transition-colors duration-300">
                <div className="font-mono text-[10px] uppercase tracking-[0.18em] text-[var(--slash)]">
                  Focus
                </div>
                <p className="mt-sp-2 text-[13px] leading-6 text-[rgba(244,242,237,.9)]">
                  Sistemas com baixa latencia, alta previsibilidade e manutencao
                  sustentavel.
                </p>
              </div>
              <div className="border border-[rgba(255,255,255,0.1)] bg-[rgba(10,10,10,0.4)] p-sp-4 hover:border-[var(--slash)] transition-colors duration-300">
                <div className="font-mono text-[10px] uppercase tracking-[0.18em] text-[var(--slash)]">
                  Availability
                </div>
                <p className="mt-sp-2 text-[13px] leading-6 text-[rgba(244,242,237,.9)]">
                  Aberto a novos projetos com ownership tecnico, discovery e
                  entrega iterativa.
                </p>
              </div>
            </motion.div>
          </motion.aside>
        </motion.div>
      </div>

      <motion.div
        className="absolute bottom-10 left-1/2 flex -translate-x-1/2 flex-col items-center gap-3 opacity-50 z-10 pointer-events-none"
        initial={shouldReduceMotion ? { opacity: 0 } : { opacity: 0 }}
        animate={shouldReduceMotion ? { opacity: 0.5 } : { opacity: 0.5 }}
        transition={{ delay: 1, duration: 1 }}
      >
        <span className="font-mono text-[9px] uppercase tracking-widest text-[var(--slash)]">
          Scroll
        </span>
        <div className="h-10 w-[1px] bg-gradient-to-b from-[var(--slash)] to-transparent" />
      </motion.div>
    </section>
  );
}