"use client";

import { useEffect, useState } from "react";
import Link from "next/link";

interface ContactMessage {
  id: number;
  name: string;
  email: string;
  subject: string | null;
  message: string;
  isRead: boolean;
  createdAt: string;
}

export default function ContactMessagesPage() {
  const [messages, setMessages] = useState<ContactMessage[]>([]);
  const [loading, setLoading] = useState(true);
  const [sidebarOpen, setSidebarOpen] = useState(false);
  const [deletingId, setDeletingId] = useState<number | null>(null);

  const fetchMessages = async () => {
    try {
      setLoading(true);

      const response = await fetch("/api/contact-messages", {
        cache: "no-store",
      });

      const result = await response.json();

      if (result.success) {
        setMessages(result.data);
      }
    } catch (error) {
      console.error("GET CONTACT MESSAGES ERROR:", error);
    } finally {
      setLoading(false);
    }
  };

  const deleteMessage = async (id: number) => {
    const confirmed = window.confirm(
      "Are you sure you want to delete this message?"
    );

    if (!confirmed) return;

    try {
      setDeletingId(id);

      const response = await fetch("/api/contact-messages", {
        method: "DELETE",
        headers: {
          "Content-Type": "application/json",
        },
        body: JSON.stringify({
          id,
        }),
      });

      const result = await response.json();

      if (!response.ok || !result.success) {
        alert(result.message || "Failed to delete message.");
        return;
      }

      await fetchMessages();
    } catch (error) {
      console.error("DELETE CONTACT MESSAGE ERROR:", error);
      alert("Failed to delete message.");
    } finally {
      setDeletingId(null);
    }
  };

  useEffect(() => {
    fetchMessages();
  }, []);

  const totalMessages = messages.length;
  const unreadMessages = messages.filter(
    (message) => !message.isRead
  ).length;
  const readMessages = messages.filter(
    (message) => message.isRead
  ).length;

  const formatDate = (date: string) => {
    return new Date(date).toLocaleDateString("en-US", {
      day: "2-digit",
      month: "short",
      year: "numeric",
    });
  };

  return (
    <>
      <style>{`
        * {
          box-sizing: border-box;
        }

        .admin-layout {
          min-height: 100vh;
          background: #f5f7f9;
          color: #1f2937;
        }

        /* =========================
           SIDEBAR
        ========================= */

        .admin-sidebar {
          position: fixed;
          top: 0;
          left: 0;
          width: 260px;
          height: 100vh;
          background: #ffffff;
          border-right: 1px solid #e9ecef;
          z-index: 1050;
          transition: transform 0.3s ease;
          overflow-y: auto;
        }

        .sidebar-inner {
          min-height: 100%;
          display: flex;
          flex-direction: column;
          padding: 22px 16px;
        }

        .sidebar-brand {
          display: flex;
          align-items: center;
          gap: 12px;
          padding: 4px 8px 24px;
          border-bottom: 1px solid #eef0f2;
        }

        .brand-icon {
          width: 42px;
          height: 42px;
          border-radius: 12px;
          display: flex;
          align-items: center;
          justify-content: center;
          background: #198754;
          color: white;
          font-size: 19px;
          box-shadow: 0 8px 20px rgba(25, 135, 84, 0.18);
          flex-shrink: 0;
        }

        .brand-text {
          min-width: 0;
          line-height: 1.15;
        }

        .brand-text strong {
          display: block;
          font-size: 15px;
          font-weight: 700;
          color: #17202a;
        }

        .brand-text span {
          display: block;
          margin-top: 4px;
          font-size: 11px;
          color: #8a94a6;
          letter-spacing: 0.4px;
        }

        .sidebar-close {
          margin-left: auto;
          border: 0;
          background: transparent;
          color: #6c757d;
          font-size: 18px;
        }

        .sidebar-section-label {
          padding: 20px 10px 8px;
          font-size: 10px;
          font-weight: 700;
          color: #a0a8b3;
          letter-spacing: 1.1px;
        }

        .sidebar-nav {
          display: flex;
          flex-direction: column;
          gap: 3px;
        }

        .sidebar-link {
          display: flex;
          align-items: center;
          gap: 12px;
          min-height: 44px;
          padding: 9px 12px;
          border-radius: 10px;
          color: #667085;
          text-decoration: none;
          font-size: 13px;
          font-weight: 500;
          transition:
            background 0.2s ease,
            color 0.2s ease,
            transform 0.2s ease;
        }

        .sidebar-link:hover {
          background: #f0f9f4;
          color: #198754;
          transform: translateX(2px);
        }

        .sidebar-link.active {
          background: #e9f7ef;
          color: #198754;
          font-weight: 600;
        }

        .sidebar-link-icon {
          width: 20px;
          display: flex;
          justify-content: center;
          font-size: 16px;
          flex-shrink: 0;
        }

        .sidebar-bottom {
          margin-top: auto;
          padding-top: 20px;
          border-top: 1px solid #eef0f2;
        }

        .sidebar-website {
          display: flex;
          align-items: center;
          gap: 10px;
          padding: 11px 12px;
          border-radius: 10px;
          color: #667085;
          text-decoration: none;
          font-size: 13px;
          transition: all 0.2s ease;
        }

        .sidebar-website:hover {
          background: #f5f7f9;
          color: #198754;
        }

        /* =========================
           MAIN
        ========================= */

        .admin-main {
          margin-left: 260px;
          min-height: 100vh;
          width: calc(100% - 260px);
        }

        /* =========================
           TOPBAR
        ========================= */

        .admin-topbar {
          height: 76px;
          background: rgba(255, 255, 255, 0.96);
          border-bottom: 1px solid #e9ecef;
          display: flex;
          align-items: center;
          justify-content: space-between;
          padding: 0 32px;
          position: sticky;
          top: 0;
          z-index: 1000;
          backdrop-filter: blur(12px);
        }

        .topbar-left,
        .topbar-right {
          display: flex;
          align-items: center;
        }

        .topbar-left {
          gap: 14px;
        }

        .topbar-right {
          gap: 10px;
        }

        .mobile-menu-button {
          width: 40px;
          height: 40px;
          border: 1px solid #e5e7eb;
          background: #ffffff;
          color: #475467;
          border-radius: 9px;
          display: flex;
          align-items: center;
          justify-content: center;
          font-size: 20px;
        }

        .topbar-label {
          font-size: 10px;
          font-weight: 700;
          color: #98a2b3;
          letter-spacing: 1px;
          margin-bottom: 2px;
        }

        .topbar-title {
          font-size: 15px;
          font-weight: 700;
          color: #1d2939;
        }

        .topbar-website,
        .topbar-logout {
          min-height: 40px;
          display: inline-flex;
          align-items: center;
          justify-content: center;
          gap: 8px;
          padding: 8px 13px;
          border-radius: 9px;
          text-decoration: none;
          font-size: 13px;
          font-weight: 600;
          transition: all 0.2s ease;
          white-space: nowrap;
        }

        .topbar-website {
          color: #475467;
          border: 1px solid #e4e7ec;
          background: #ffffff;
        }

        .topbar-website:hover {
          color: #198754;
          border-color: #b7dfc9;
          background: #f4fbf7;
        }

        .topbar-logout {
          color: #dc3545;
          background: #fff5f5;
          border: 1px solid #ffd6d9;
        }

        .topbar-logout:hover {
          background: #dc3545;
          border-color: #dc3545;
          color: #ffffff;
        }

        /* =========================
           CONTENT
        ========================= */

        .admin-content {
          padding: 32px;
          max-width: 1600px;
          margin: 0 auto;
        }

        .page-heading {
          display: flex;
          align-items: flex-end;
          justify-content: space-between;
          gap: 25px;
          margin-bottom: 28px;
        }

        .page-heading-left {
          min-width: 0;
        }

        .back-dashboard {
          display: inline-flex;
          align-items: center;
          gap: 7px;
          color: #667085;
          text-decoration: none;
          font-size: 12px;
          font-weight: 600;
          margin-bottom: 17px;
          transition: color 0.2s ease;
        }

        .back-dashboard:hover {
          color: #198754;
        }

        .page-title-row {
          display: flex;
          align-items: center;
          gap: 14px;
        }

        .page-title-icon {
          width: 48px;
          height: 48px;
          border-radius: 13px;
          background: #e9f7ef;
          color: #198754;
          display: flex;
          align-items: center;
          justify-content: center;
          font-size: 21px;
          flex-shrink: 0;
        }

        .page-eyebrow {
          color: #198754;
          font-size: 10px;
          font-weight: 700;
          letter-spacing: 1.2px;
          margin-bottom: 4px;
        }

        .page-title {
          margin: 0;
          font-size: clamp(24px, 3vw, 32px);
          line-height: 1.15;
          font-weight: 750;
          color: #101828;
        }

        .page-description {
          margin: 7px 0 0;
          color: #667085;
          font-size: 13px;
          line-height: 1.7;
          max-width: 680px;
          text-align: justify;
        }

        /* =========================
           STATISTICS
        ========================= */

        .stats-grid {
          display: grid;
          grid-template-columns: repeat(4, minmax(0, 1fr));
          gap: 16px;
          margin-bottom: 24px;
        }

        .stat-card {
          background: #ffffff;
          border: 1px solid #eaecf0;
          border-radius: 14px;
          padding: 18px;
          display: flex;
          align-items: center;
          gap: 14px;
          box-shadow: 0 2px 7px rgba(16, 24, 40, 0.025);
          transition: all 0.25s ease;
        }

        .stat-card:hover {
          transform: translateY(-2px);
          box-shadow: 0 9px 24px rgba(16, 24, 40, 0.07);
        }

        .stat-icon {
          width: 43px;
          height: 43px;
          border-radius: 11px;
          display: flex;
          align-items: center;
          justify-content: center;
          font-size: 17px;
          flex-shrink: 0;
        }

        .stat-icon.green {
          background: #e9f7ef;
          color: #198754;
        }

        .stat-icon.success {
          background: #eaf8f0;
          color: #198754;
        }

        .stat-icon.secondary {
          background: #f2f4f7;
          color: #667085;
        }

        .stat-icon.blue {
          background: #eef4ff;
          color: #3b82f6;
        }

        .stat-icon.warning {
          background: #fff8e8;
          color: #d97706;
        }

        .stat-label {
          font-size: 11px;
          color: #98a2b3;
          font-weight: 600;
          margin-bottom: 3px;
        }

        .stat-value {
          font-size: 21px;
          line-height: 1;
          font-weight: 750;
          color: #101828;
        }

        .stat-status {
          font-size: 13px;
          font-weight: 700;
          color: #198754;
        }

        /* =========================
           CONTENT CARD
        ========================= */

        .content-card {
          background: #ffffff;
          border: 1px solid #eaecf0;
          border-radius: 16px;
          overflow: hidden;
          box-shadow: 0 3px 12px rgba(16, 24, 40, 0.035);
        }

        .content-card-header {
          padding: 21px 24px;
          border-bottom: 1px solid #eaecf0;
          display: flex;
          align-items: center;
          justify-content: space-between;
          gap: 20px;
        }

        .content-card-eyebrow {
          font-size: 10px;
          font-weight: 700;
          color: #198754;
          letter-spacing: 1px;
          margin-bottom: 4px;
        }

        .content-card-title {
          font-size: 17px;
          font-weight: 750;
          color: #101828;
          margin: 0;
        }

        .content-card-description {
          margin: 5px 0 0;
          color: #667085;
          font-size: 12px;
          line-height: 1.65;
          text-align: justify;
        }

        .content-card-count {
          min-width: 38px;
          height: 38px;
          padding: 0 10px;
          display: flex;
          align-items: center;
          justify-content: center;
          gap: 7px;
          border-radius: 10px;
          background: #f5f7f9;
          color: #667085;
          font-size: 12px;
          font-weight: 700;
          flex-shrink: 0;
        }

        /* =========================
           DESKTOP MESSAGE LIST
        ========================= */

        .message-list {
          padding: 18px;
          display: flex;
          flex-direction: column;
          gap: 12px;
        }

        .message-item {
          display: grid;
          grid-template-columns:
            minmax(150px, 1fr)
            minmax(160px, 1.1fr)
            minmax(180px, 1.2fr)
            minmax(280px, 2fr)
            auto
            auto
            auto;
          align-items: center;
          gap: 18px;
          padding: 17px;
          border: 1px solid #edf0f2;
          border-radius: 13px;
          background: #ffffff;
          transition: all 0.25s ease;
        }

        .message-item:hover {
          border-color: #cfe8d9;
          background: #fcfffd;
          box-shadow: 0 7px 20px rgba(25, 135, 84, 0.055);
        }

        .message-user {
          min-width: 0;
        }

        .message-name {
          color: #101828;
          font-size: 14px;
          font-weight: 700;
          line-height: 1.4;
          word-break: break-word;
        }

        .message-email {
          margin-top: 4px;
          color: #667085;
          font-size: 11px;
          line-height: 1.5;
          word-break: break-word;
        }

        .message-subject {
          color: #344054;
          font-size: 12px;
          font-weight: 600;
          line-height: 1.55;
          word-break: break-word;
        }

        .message-text {
          color: #667085;
          font-size: 12px;
          line-height: 1.65;
          text-align: justify;
          word-break: break-word;
          max-height: 80px;
          overflow: hidden;
        }

        .message-date {
          color: #667085;
          font-size: 11px;
          white-space: nowrap;
        }

        /* =========================
           STATUS
        ========================= */

        .status-badge {
          display: inline-flex;
          align-items: center;
          justify-content: center;
          gap: 5px;
          min-width: 78px;
          padding: 6px 9px;
          border-radius: 7px;
          font-size: 10px;
          font-weight: 700;
          white-space: nowrap;
        }

        .status-unread {
          background: #e9f7ef;
          color: #198754;
        }

        .status-read {
          background: #f2f4f7;
          color: #667085;
        }

        /* =========================
           ACTION
        ========================= */

        .action-group {
          display: flex;
          align-items: center;
          justify-content: flex-end;
          gap: 7px;
        }

        .delete-button {
          min-height: 35px;
          padding: 7px 10px;
          border-radius: 8px;
          display: inline-flex;
          align-items: center;
          justify-content: center;
          gap: 5px;
          font-size: 11px;
          font-weight: 600;
          cursor: pointer;
          color: #dc3545;
          background: #fff5f5;
          border: 1px solid #ffd9dc;
          transition: all 0.2s ease;
          white-space: nowrap;
        }

        .delete-button:hover:not(:disabled) {
          color: #ffffff;
          background: #dc3545;
          border-color: #dc3545;
        }

        .delete-button:disabled {
          opacity: 0.6;
          cursor: not-allowed;
        }

        /* =========================
           MOBILE MESSAGE CARDS
        ========================= */

        .mobile-message-list {
          display: none;
        }

        /* =========================
           LOADING
        ========================= */

        .loading-state {
          min-height: 330px;
          display: flex;
          flex-direction: column;
          align-items: center;
          justify-content: center;
          text-align: center;
          padding: 40px 20px;
        }

        .loading-spinner {
          width: 42px;
          height: 42px;
          border: 3px solid #dcefe4;
          border-top-color: #198754;
          border-radius: 50%;
          animation: spin 0.8s linear infinite;
          margin-bottom: 15px;
        }

        .loading-state h5 {
          font-size: 15px;
          font-weight: 700;
          color: #344054;
          margin-bottom: 5px;
        }

        .loading-state p {
          color: #98a2b3;
          font-size: 12px;
          margin: 0;
        }

        @keyframes spin {
          to {
            transform: rotate(360deg);
          }
        }

        /* =========================
           EMPTY
        ========================= */

        .empty-state {
          min-height: 330px;
          display: flex;
          flex-direction: column;
          align-items: center;
          justify-content: center;
          text-align: center;
          padding: 45px 20px;
        }

        .empty-icon {
          width: 66px;
          height: 66px;
          border-radius: 18px;
          display: flex;
          align-items: center;
          justify-content: center;
          background: #f2f4f7;
          color: #98a2b3;
          font-size: 27px;
          margin-bottom: 17px;
        }

        .empty-state h5 {
          font-size: 16px;
          font-weight: 750;
          color: #344054;
          margin-bottom: 6px;
        }

        .empty-state p {
          color: #98a2b3;
          font-size: 12px;
          max-width: 420px;
          line-height: 1.7;
          text-align: center;
          margin-bottom: 18px;
        }

        /* =========================
           FOOTER
        ========================= */

        .admin-page-footer {
          padding: 22px 2px 8px;
          display: flex;
          align-items: center;
          justify-content: space-between;
          gap: 15px;
          color: #98a2b3;
          font-size: 11px;
        }

        .admin-page-footer-left {
          display: flex;
          align-items: center;
          gap: 7px;
        }

        .admin-page-footer a {
          color: #667085;
          text-decoration: none;
          font-weight: 600;
        }

        .admin-page-footer a:hover {
          color: #198754;
        }

        /* =========================
           OVERLAY
        ========================= */

        .sidebar-overlay {
          display: none;
          position: fixed;
          inset: 0;
          background: rgba(15, 23, 42, 0.38);
          z-index: 1040;
          backdrop-filter: blur(2px);
        }

        /* =========================
           RESPONSIVE TABLET
        ========================= */

        @media (max-width: 1199.98px) {
          .message-item {
            grid-template-columns:
              minmax(150px, 1fr)
              minmax(150px, 1fr)
              minmax(170px, 1.2fr)
              minmax(220px, 1.5fr)
              auto
              auto;
          }

          .message-text {
            grid-column: span 2;
          }

          .message-item .action-group {
            justify-content: flex-start;
          }
        }

        @media (max-width: 991.98px) {
          .admin-sidebar {
            transform: translateX(-100%);
            box-shadow: 12px 0 30px rgba(15, 23, 42, 0.1);
          }

          .admin-sidebar.sidebar-open {
            transform: translateX(0);
          }

          .sidebar-overlay.sidebar-overlay-show {
            display: block;
          }

          .admin-main {
            width: 100%;
            margin-left: 0;
          }

          .admin-topbar {
            padding: 0 20px;
          }

          .admin-content {
            padding: 25px 20px;
          }

          .page-heading {
            align-items: flex-start;
            flex-direction: column;
          }

          .stats-grid {
            grid-template-columns: repeat(2, minmax(0, 1fr));
          }

          .message-item {
            grid-template-columns: 54px minmax(0, 1fr);
          }

          .message-user,
          .message-subject,
          .message-text,
          .message-date,
          .message-item > div:nth-last-child(2),
          .message-item .action-group {
            grid-column: 2;
          }

          .message-item .action-group {
            justify-content: flex-start;
          }
        }

        @media (max-width: 767.98px) {
          .admin-content {
            padding: 20px 16px;
          }

          .page-heading {
            margin-bottom: 24px;
          }

          .page-title {
            font-size: 28px;
          }

          .page-description {
            font-size: 12px;
          }

          .stats-grid {
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 10px;
          }

          .stat-card {
            padding: 14px;
            gap: 11px;
          }

          .stat-icon {
            width: 38px;
            height: 38px;
            font-size: 15px;
          }

          .stat-label {
            font-size: 9px;
          }

          .stat-value {
            font-size: 18px;
          }

          .content-card-header {
            padding: 18px;
            align-items: flex-start;
          }

          .content-card-title {
            font-size: 16px;
          }

          .content-card-description {
            font-size: 11px;
          }

          .message-list {
            display: none;
          }

          .mobile-message-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            padding: 14px;
          }

          .mobile-message-card {
            padding: 16px;
            border: 1px solid #edf0f2;
            border-radius: 13px;
            background: #ffffff;
            transition: all 0.2s ease;
          }

          .mobile-message-card:hover {
            border-color: #cfe8d9;
            background: #fcfffd;
          }

          .mobile-message-header {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 12px;
          }

          .mobile-message-user {
            min-width: 0;
            flex: 1;
          }

          .mobile-message-name {
            color: #101828;
            font-size: 14px;
            font-weight: 700;
            line-height: 1.4;
            word-break: break-word;
          }

          .mobile-message-email {
            margin-top: 4px;
            color: #667085;
            font-size: 10px;
            line-height: 1.5;
            word-break: break-word;
          }

          .mobile-message-date {
            margin-top: 5px;
            color: #98a2b3;
            font-size: 10px;
          }

          .mobile-message-section {
            margin-top: 15px;
            padding-top: 13px;
            border-top: 1px solid #eef0f2;
          }

          .mobile-message-label {
            display: block;
            margin-bottom: 5px;
            color: #98a2b3;
            font-size: 9px;
            font-weight: 700;
            letter-spacing: 0.7px;
            text-transform: uppercase;
          }

          .mobile-message-subject {
            color: #344054;
            font-size: 12px;
            font-weight: 700;
            line-height: 1.55;
            word-break: break-word;
          }

          .mobile-message-body {
            padding: 12px;
            border-radius: 10px;
            background: #f8fafb;
            border: 1px solid #eef0f2;
          }

          .mobile-message-text {
            color: #667085;
            font-size: 11px;
            line-height: 1.7;
            text-align: left;
            white-space: pre-wrap;
            word-break: break-word;
          }

          .mobile-message-action {
            margin-top: 13px;
          }

          .mobile-message-action .delete-button {
            width: 100%;
            min-height: 39px;
            font-size: 11px;
          }
        }

        @media (max-width: 575.98px) {
          .admin-topbar {
            height: 68px;
            padding: 0 14px;
          }

          .topbar-right {
            gap: 6px;
          }

          .topbar-website,
          .topbar-logout {
            width: 38px;
            height: 38px;
            min-height: 38px;
            padding: 0;
          }

          .topbar-website span,
          .topbar-logout span {
            display: none !important;
          }

          .admin-content {
            padding: 20px 14px;
          }

          .page-title-row {
            align-items: flex-start;
          }

          .page-title-icon {
            width: 43px;
            height: 43px;
            border-radius: 11px;
            font-size: 18px;
          }

          .page-title {
            font-size: 25px;
          }

          .page-description {
            font-size: 12px;
          }

          .stats-grid {
            grid-template-columns: 1fr 1fr;
            gap: 10px;
          }

          .stat-card {
            padding: 13px;
            gap: 10px;
          }

          .stat-icon {
            width: 36px;
            height: 36px;
            font-size: 14px;
          }

          .stat-label {
            font-size: 9px;
          }

          .stat-value {
            font-size: 17px;
          }

          .content-card-header {
            padding: 17px;
          }

          .content-card-title {
            font-size: 15px;
          }

          .content-card-description {
            font-size: 11px;
          }

          .mobile-message-list {
            padding: 11px;
            gap: 10px;
          }

          .mobile-message-card {
            padding: 14px;
          }

          .mobile-message-name {
            font-size: 13px;
          }

          .mobile-message-email {
            font-size: 9.5px;
          }

          .mobile-message-date {
            font-size: 9px;
          }

          .mobile-message-subject {
            font-size: 11px;
          }

          .mobile-message-text {
            font-size: 10px;
          }

          .admin-page-footer {
            flex-direction: column;
            align-items: flex-start;
          }
        }

        @media (max-width: 390px) {
          .admin-content {
            padding: 18px 12px;
          }

          .page-title {
            font-size: 23px;
          }

          .page-title-icon {
            width: 40px;
            height: 40px;
            font-size: 17px;
          }

          .stats-grid {
            grid-template-columns: 1fr;
          }

          .stat-card {
            padding: 12px;
          }

          .mobile-message-card {
            padding: 12px;
          }

          .mobile-message-header {
            gap: 8px;
          }

          .status-badge {
            min-width: 68px;
            padding: 5px 7px;
            font-size: 8px;
          }
        }
      `}</style>

      <div className="admin-layout">
        {/* MOBILE OVERLAY */}
        <div
          className={`sidebar-overlay ${
            sidebarOpen ? "sidebar-overlay-show" : ""
          }`}
          onClick={() => setSidebarOpen(false)}
        />

        {/* SIDEBAR */}
        <aside
          className={`admin-sidebar ${
            sidebarOpen ? "sidebar-open" : ""
          }`}
        >
          <div className="sidebar-inner">
            <div className="sidebar-brand">
              <div className="brand-icon">
                <i className="bi bi-grid-1x2-fill"></i>
              </div>

              <div className="brand-text">
                <strong>GloVaTech</strong>
                <span>Admin Panel</span>
              </div>

              <button
                type="button"
                className="sidebar-close d-lg-none"
                onClick={() => setSidebarOpen(false)}
                aria-label="Tutup sidebar"
              >
                <i className="bi bi-x-lg"></i>
              </button>
            </div>

            <div className="sidebar-section-label">
              MAIN MENU
            </div>

            <nav className="sidebar-nav">
              <Link
                href="/secure-panel"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-speedometer2"></i>
                </span>
                <span>Dashboard</span>
              </Link>
            </nav>

            <div className="sidebar-section-label">
              CONTENT
            </div>

            <nav className="sidebar-nav">
              <Link
                href="/secure-panel/hero"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-stars"></i>
                </span>
                <span>Hero</span>
              </Link>

              <Link
                href="/secure-panel/about"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-person-vcard"></i>
                </span>
                <span>About</span>
              </Link>

              <Link
                href="/secure-panel/about/stats"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-bar-chart"></i>
                </span>
                <span>About Stats</span>
              </Link>

              <Link
                href="/secure-panel/education"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-mortarboard"></i>
                </span>
                <span>Education</span>
              </Link>

              <Link
                href="/secure-panel/skills"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-tools"></i>
                </span>
                <span>Skills</span>
              </Link>

              <Link
                href="/secure-panel/experience"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-briefcase"></i>
                </span>
                <span>Experience</span>
              </Link>

              <Link
                href="/secure-panel/projects"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-code-square"></i>
                </span>
                <span>Projects</span>
              </Link>

              <Link
                href="/secure-panel/certifications"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-patch-check"></i>
                </span>
                <span>Certification</span>
              </Link>

              <Link
                href="/secure-panel/achievements"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-trophy"></i>
                </span>
                <span>Achievement</span>
              </Link>

              <Link
                href="/secure-panel/services"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-gear-wide-connected"></i>
                </span>
                <span>Services</span>
              </Link>

              <Link
                href="/secure-panel/gallery"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-images"></i>
                </span>
                <span>Gallery</span>
              </Link>

              <Link
                href="/secure-panel/contact-info"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-person-lines-fill"></i>
                </span>
                <span>Contact</span>
              </Link>

              <Link
                href="/secure-panel/contact-info/list"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-share-fill"></i>
                </span>
                <span>Contact Sosial Media</span>
              </Link>

              <Link
                href="/secure-panel/articles"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-journal-text"></i>
                </span>
                <span>Articles</span>
              </Link>

              <Link
                href="/secure-panel/contact-messages"
                className="sidebar-link active"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-chat-left-text"></i>
                </span>
                <span>Contact Messages</span>
              </Link>

              <Link
                href="/secure-panel/contact-users"
                className="sidebar-link"
                onClick={() => setSidebarOpen(false)}
              >
                <span className="sidebar-link-icon">
                  <i className="bi bi-people-fill"></i>
                </span>
                <span>Contact User</span>
              </Link>
            </nav>

            <div className="sidebar-bottom">
              <Link href="/" className="sidebar-website">
                <i className="bi bi-globe2"></i>
                <span>View Website</span>
                <i className="bi bi-arrow-up-right ms-auto"></i>
              </Link>
            </div>
          </div>
        </aside>

        {/* MAIN */}
        <div className="admin-main">
          {/* TOPBAR */}
          <header className="admin-topbar">
            <div className="topbar-left">
              <button
                type="button"
                className="mobile-menu-button d-lg-none"
                onClick={() => setSidebarOpen(true)}
                aria-label="Buka menu"
              >
                <i className="bi bi-list"></i>
              </button>

              <div>
                <div className="topbar-label">
                  ADMIN PANEL
                </div>

                <h6 className="topbar-title mb-0">
                  Contact Messages Management
                </h6>
              </div>
            </div>

            <div className="topbar-right">
              <Link
                href="/"
                className="topbar-website"
                title="Lihat Website"
              >
                <i className="bi bi-globe2"></i>
                <span>Website</span>
              </Link>

              <Link
                href="/secure-panel/login"
                className="topbar-logout"
                title="Logout"
              >
                <i className="bi bi-box-arrow-right"></i>
                <span>Logout</span>
              </Link>
            </div>
          </header>

          {/* CONTENT */}
          <main className="admin-content">
            {/* PAGE HEADING */}
            <section className="page-heading">
              <div className="page-heading-left">
                <Link
                  href="/secure-panel"
                  className="back-dashboard"
                >
                  <i className="bi bi-arrow-left"></i>
                  <span>Kembali ke Dashboard</span>
                </Link>

                <div className="page-title-row">
                  <div className="page-title-icon">
                    <i className="bi bi-chat-left-text-fill"></i>
                  </div>

                  <div>
                    <div className="page-eyebrow">
                      CONTACT MANAGEMENT
                    </div>

                    <h1 className="page-title">
                      Contact Messages
                    </h1>

                    <p className="page-description">
                      Kelola pesan yang dikirim oleh pengunjung
                      melalui contact form pada website GloVaTech.
                    </p>
                  </div>
                </div>
              </div>
            </section>

            {/* STATISTICS */}
            <section className="stats-grid">
              <div className="stat-card">
                <div className="stat-icon green">
                  <i className="bi bi-envelope"></i>
                </div>

                <div>
                  <div className="stat-label">
                    Total Messages
                  </div>

                  <div className="stat-value">
                    {loading ? "—" : totalMessages}
                  </div>
                </div>
              </div>

              <div className="stat-card">
                <div className="stat-icon warning">
                  <i className="bi bi-envelope-exclamation"></i>
                </div>

                <div>
                  <div className="stat-label">
                    Unread
                  </div>

                  <div className="stat-value">
                    {loading ? "—" : unreadMessages}
                  </div>
                </div>
              </div>

              <div className="stat-card">
                <div className="stat-icon secondary">
                  <i className="bi bi-envelope-open"></i>
                </div>

                <div>
                  <div className="stat-label">
                    Read
                  </div>

                  <div className="stat-value">
                    {loading ? "—" : readMessages}
                  </div>
                </div>
              </div>

              <div className="stat-card">
                <div className="stat-icon blue">
                  <i className="bi bi-database-check"></i>
                </div>

                <div>
                  <div className="stat-label">
                    Message Status
                  </div>

                  <div className="stat-status">
                    {loading ? "Checking..." : "Connected"}
                  </div>
                </div>
              </div>
            </section>

            {/* CONTENT CARD */}
            <section className="content-card">
              <div className="content-card-header">
                <div>
                  <div className="content-card-eyebrow">
                    MESSAGE MANAGEMENT
                  </div>

                  <h2 className="content-card-title">
                    Contact Messages
                  </h2>

                  <p className="content-card-description">
                    Daftar pesan yang diterima melalui contact
                    form pada website.
                  </p>
                </div>

                <div className="content-card-count">
                  <i className="bi bi-chat-left-text"></i>

                  <span>
                    {loading ? "..." : totalMessages}
                  </span>
                </div>
              </div>

              {loading ? (
                <div className="loading-state">
                  <div className="loading-spinner"></div>

                  <h5>Memuat contact messages</h5>

                  <p>
                    Sedang mengambil pesan dari database...
                  </p>
                </div>
              ) : messages.length === 0 ? (
                <div className="empty-state">
                  <div className="empty-icon">
                    <i className="bi bi-envelope-open"></i>
                  </div>

                  <h5>Belum ada contact message</h5>

                  <p>
                    Belum terdapat pesan yang dikirim melalui
                    contact form pada website.
                  </p>
                </div>
              ) : (
                <>
                  {/* DESKTOP / TABLET */}
                  <div className="message-list">
                    {messages.map((item) => (
                      <article
                        className="message-item"
                        key={item.id}
                      >
                        {/* USER */}
                        <div className="message-user">
                          <div className="message-name">
                            {item.name}
                          </div>

                          <div className="message-email">
                            {item.email}
                          </div>
                        </div>

                        {/* EMAIL */}
                        <div className="message-email">
                          {item.email}
                        </div>

                        {/* SUBJECT */}
                        <div className="message-subject">
                          {item.subject || "-"}
                        </div>

                        {/* MESSAGE */}
                        <div className="message-text">
                          {item.message}
                        </div>

                        {/* STATUS */}
                        <div>
                          {item.isRead ? (
                            <span className="status-badge status-read">
                              <i className="bi bi-envelope-open"></i>
                              Read
                            </span>
                          ) : (
                            <span className="status-badge status-unread">
                              <i className="bi bi-envelope"></i>
                              Unread
                            </span>
                          )}
                        </div>

                        {/* DATE */}
                        <div className="message-date">
                          {formatDate(item.createdAt)}
                        </div>

                        {/* ACTION */}
                        <div className="action-group">
                          <button
                            type="button"
                            className="delete-button"
                            disabled={deletingId === item.id}
                            onClick={() =>
                              deleteMessage(item.id)
                            }
                          >
                            {deletingId === item.id ? (
                              <>
                                <i className="bi bi-arrow-repeat"></i>
                                <span>...</span>
                              </>
                            ) : (
                              <>
                                <i className="bi bi-trash"></i>
                                <span>Delete</span>
                              </>
                            )}
                          </button>
                        </div>
                      </article>
                    ))}
                  </div>

                  {/* MOBILE */}
                  <div className="mobile-message-list">
                    {messages.map((item) => (
                      <article
                        className="mobile-message-card"
                        key={`mobile-${item.id}`}
                      >
                        <div className="mobile-message-header">
                          <div className="mobile-message-user">
                            <div className="mobile-message-name">
                              {item.name}
                            </div>

                            <div className="mobile-message-email">
                              {item.email}
                            </div>

                            <div className="mobile-message-date">
                              <i className="bi bi-calendar3 me-1"></i>
                              {formatDate(item.createdAt)}
                            </div>
                          </div>

                          <div>
                            {item.isRead ? (
                              <span className="status-badge status-read">
                                <i className="bi bi-envelope-open"></i>
                                Read
                              </span>
                            ) : (
                              <span className="status-badge status-unread">
                                <i className="bi bi-envelope"></i>
                                Unread
                              </span>
                            )}
                          </div>
                        </div>

                        <div className="mobile-message-section">
                          <span className="mobile-message-label">
                            Subject
                          </span>

                          <div className="mobile-message-subject">
                            {item.subject || "-"}
                          </div>
                        </div>

                        <div className="mobile-message-section">
                          <span className="mobile-message-label">
                            Message
                          </span>

                          <div className="mobile-message-body">
                            <div className="mobile-message-text">
                              {item.message}
                            </div>
                          </div>
                        </div>

                        <div className="mobile-message-action">
                          <button
                            type="button"
                            className="delete-button"
                            disabled={deletingId === item.id}
                            onClick={() =>
                              deleteMessage(item.id)
                            }
                          >
                            {deletingId === item.id ? (
                              <>
                                <i className="bi bi-arrow-repeat"></i>
                                <span>Deleting...</span>
                              </>
                            ) : (
                              <>
                                <i className="bi bi-trash"></i>
                                <span>Delete Message</span>
                              </>
                            )}
                          </button>
                        </div>
                      </article>
                    ))}
                  </div>
                </>
              )}
            </section>

            {/* FOOTER */}
            <footer className="admin-page-footer">
              <div className="admin-page-footer-left">
                <i className="bi bi-shield-check"></i>

                <span>
                  Admin Content Management System
                </span>
              </div>

              <Link href="/secure-panel">
                <i className="bi bi-arrow-left me-1"></i>
                Dashboard
              </Link>
            </footer>
          </main>
        </div>
      </div>
    </>
  );
}