:root {
      --bg-main: #0f1115; --bg-card: #161920; --bg-hover: #1e2129;
      --text-main: #e8eaed; --text-sec: #9aa0a9; --text-muted: #6b7280;
      --accent: #00b390; --accent-h: #009e7f; --border: #2a2e37;
      --radius: 10px; --space: 1.25rem; --header-h: 64px; --sidebar-w: 320px;
      --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    }
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body { background: var(--bg-main); color: var(--text-main); font-family: var(--font); line-height: 1.6; font-size: 16px; -webkit-font-smoothing: antialiased; }
    a { color: var(--accent); text-decoration: none; transition: color 0.15s; }
    a:hover { color: var(--accent-h); }
    img, video, iframe { max-width: 100%; height: auto; display: block; border-radius: var(--radius); }
    button { cursor: pointer; font: inherit; border: none; background: transparent; color: inherit; }
    input { font: inherit; background: transparent; border: none; outline: none; color: inherit; }

    .app { display: flex; flex-direction: column; min-height: 100vh; }
    .wrap { width: 100%; max-width: 1400px; margin: 0 auto; padding: 0 1.25rem; }

    /* BANNER SECTION */
    .banner-section {
      position: relative;
      width: 100%;
      max-width: 851px;
      margin: 0 auto 1.5rem;
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    }
    .banner-img {
      width: 851px;
      height: 315px;
      object-fit: cover;
      display: block;
      background: var(--bg-hover);
    }
    .banner-overlay {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      padding: 1rem 1.25rem;
      background: linear-gradient(to top, rgba(15,17,21,0.95), rgba(15,17,21,0.6), transparent);
      display: flex;
      align-items: flex-end;
      min-height: 80px;
    }
    .blog-title {
      font-size: 1.5rem;
      font-weight: 700;
      color: var(--text-main);
      text-shadow: 0 2px 4px rgba(0,0,0,0.5);
      letter-spacing: -0.3px;
      background: rgba(22,25,32,0.75);
      padding: 0.4rem 1rem;
      border-radius: 6px;
      backdrop-filter: blur(4px);
      border: 1px solid rgba(42,46,55,0.5);
    }

    /* HEADER */
    .header { position: sticky; top: 0; z-index: 100; background: rgba(15,17,21,0.96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); height: var(--header-h); display: flex; align-items: center; }
    .header-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; gap: 1rem; flex-wrap: wrap; }
    .logo { font-size: 1.1rem; font-weight: 600; letter-spacing: -0.5px; white-space: nowrap; color: var(--accent); }
    .logo:hover { color: var(--accent-h); }
    .search-box { display: flex; align-items: center; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.5rem 0.75rem; width: 100%; max-width: 450px; transition: border-color 0.15s; }
    .search-box:focus-within { border-color: var(--accent); }
    .search-input { flex: 1; padding: 0.25rem 0; min-width: 0; }
    .search-btn { color: var(--text-sec); padding: 0.25rem; margin-left: 0.5rem; }
    .search-btn:hover { color: var(--accent); }

    /* LAYOUT */
    .main-layout { display: flex; flex: 1; gap: 3rem; padding: 0 1.25rem 2rem; width: 100%; max-width: 1400px; margin: 0 auto; }
    .content-area { flex: 1; min-width: 0; }

    /* ARTIKEL LIST */
    .article-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; margin-bottom: 1.25rem; transition: border-color 0.2s; }
    .article-card:hover { border-color: var(--accent); }
    .card-head { padding: 1.25rem 1.25rem 0; }
    .card-title { font-size: 1.2rem; font-weight: 600; margin-bottom: 0.75rem; line-height: 1.4; }
    .card-title a { color: var(--text-main); display: block; }
    .card-title a:hover { color: var(--accent); }
    .card-meta { font-size: 0.85rem; color: var(--text-sec); display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
    .card-thumb { width: 100%; height: 200px; object-fit: cover; background: var(--bg-hover); margin: 0 1.25rem 1rem; cursor: pointer; transition: opacity 0.2s; }
    .card-thumb:hover { opacity: 0.9; }
    .card-excerpt { padding: 0 1.25rem 1.25rem; color: var(--text-sec); font-size: 0.95rem; line-height: 1.65; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
    .card-foot { padding: 0 1.25rem 1.25rem; }
    .btn { display: inline-block; background: var(--accent); color: #fff; padding: 0.6rem 1.2rem; border-radius: 6px; font-weight: 500; font-size: 0.9rem; border: none; cursor: pointer; }
    .btn:hover { background: var(--accent-h); }

    /* ARTIKEL PENUH */
    .article-full { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
    .full-head { padding: 1.5rem; border-bottom: 1px solid var(--border); }
    .full-title { font-size: 1.6rem; font-weight: 700; margin-bottom: 0.75rem; line-height: 1.35; }
    .full-meta { font-size: 0.9rem; color: var(--text-sec); display: flex; gap: 1rem; flex-wrap: wrap; }
    .full-thumb { width: 100%; max-height: 450px; object-fit: cover; background: var(--bg-hover); }
    .full-body { padding: 1.5rem; color: var(--text-main); line-height: 1.8; font-size: 1.05rem; }
    .full-body p { margin-bottom: 1rem; }
    .full-body h2, .full-body h3 { margin: 1.5rem 0 0.75rem; color: var(--text-main); }
    .full-body ul, .full-body ol { margin-left: 1.5rem; margin-bottom: 1rem; }
    .full-body a { text-decoration: underline; }
    .full-body pre { background: var(--bg-main); padding: 1rem; border-radius: 6px; overflow-x: auto; font-family: monospace; font-size: 0.95rem; margin: 1rem 0; }
    .full-body code { background: var(--bg-main); padding: 0.2rem 0.4rem; border-radius: 4px; font-family: monospace; }
    .full-body blockquote { border-left: 3px solid var(--accent); padding-left: 1rem; color: var(--text-sec); margin: 1rem 0; font-style: italic; }
    .full-body img, .full-body video, .full-body iframe { margin: 1rem 0; }
    .full-actions { padding: 0 1.5rem 1.5rem; display: flex; gap: 1rem; flex-wrap: wrap; }
    .btn-act { background: var(--bg-hover); color: var(--text-main); padding: 0.6rem 1rem; border-radius: 6px; font-weight: 500; font-size: 0.9rem; border: none; cursor: pointer; }
    .btn-act:hover { background: var(--accent); color: #fff; }
    .back-link { display: inline-flex; align-items: center; gap: 0.4rem; color: var(--text-sec); margin-bottom: 1rem; font-size: 0.9rem; cursor: pointer; }
    .back-link:hover { color: var(--accent); }

    /* PAGINASI */
    .pagination { display: flex; justify-content: center; gap: 0.75rem; margin-top: 2rem; padding-bottom: 2rem; }
    .page-btn { background: var(--bg-card); color: var(--text-main); border: 1px solid var(--border); padding: 0.6rem 1.2rem; border-radius: 6px; cursor: pointer; }
    .page-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
    .page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

    /* SIDEBAR */
    .sidebar { width: var(--sidebar-w); flex-shrink: 0; display: flex; flex-direction: column; gap: 1.25rem; position: sticky; top: calc(var(--header-h) + 2rem); height: fit-content; align-self: flex-start; }
    .widget { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; }
    .widget-title { font-size: 1rem; font-weight: 600; margin-bottom: 1rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--border); }
    .chat-desktop { width: 100%; height: 450px; overflow: hidden; background: var(--bg-main); border: 1px solid var(--border); border-radius: 6px; }
    .chat-desktop iframe { width: 100% !important; height: 100% !important; border: none; }

    /* CHAT POPUP MOBILE */
    .chat-popup { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.85); display: flex; align-items: center; justify-content: center; z-index: 1000; opacity: 0; visibility: hidden; transition: opacity 0.2s, visibility 0.2s; padding: 1rem; }
    .chat-popup.active { opacity: 1; visibility: visible; }
    .chat-box { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); width: 100%; max-width: 280px; overflow: hidden; display: flex; flex-direction: column; }
    .chat-head { display: flex; justify-content: space-between; align-items: center; padding: 0.75rem 1rem; border-bottom: 1px solid var(--border); background: var(--bg-hover); flex-shrink: 0; }
    .chat-head span { font-weight: 600; }
    .chat-close { font-size: 1.5rem; color: var(--text-sec); padding: 0.25rem; line-height: 1; background: none; border: none; cursor: pointer; }
    .chat-close:hover { color: var(--text-main); }
    .chat-body { background: var(--bg-main); display: flex; justify-content: center; align-items: center; width: 100%; height: 380px; flex-shrink: 0; }
    .chat-body iframe { width: 100% !important; height: 100% !important; border: none; display: block; }
    .chat-float { position: fixed; bottom: 1.5rem; right: 1.5rem; width: 56px; height: 56px; border-radius: 50%; background: var(--accent); color: #fff; display: none; align-items: center; justify-content: center; font-size: 1.5rem; box-shadow: 0 4px 16px rgba(0,179,144,0.4); z-index: 999; border: none; cursor: pointer; transition: transform 0.2s, box-shadow 0.2s; }
    .chat-float:hover { transform: scale(1.05); box-shadow: 0 6px 20px rgba(0,179,144,0.5); }

    /* STATE */
    .state-msg { text-align: center; padding: 3rem 1rem; color: var(--text-sec); }
    .spinner { width: 36px; height: 36px; border: 3px solid var(--bg-hover); border-top-color: var(--accent); border-radius: 50%; animation: spin 1s linear infinite; margin: 0 auto 1rem; }
    @keyframes spin { to { transform: rotate(360deg); } }
    .empty-state { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 2.5rem 1.5rem; color: var(--text-muted); text-align: center; }
    .empty-state strong { display: block; margin-bottom: 0.75rem; color: var(--text-sec); font-size: 1.1rem; }

    .footer { background: var(--bg-card); border-top: 1px solid var(--border); padding: 1.5rem; text-align: center; color: var(--text-muted); font-size: 0.9rem; margin-top: auto; }
    .hidden { display: none !important; }

    /* RESPONSIVE */
    @media (min-width: 1024px) { 
      .card-thumb { height: 220px; } 
      .full-title { font-size: 1.85rem; } 
    }
    @media (max-width: 1023px) { 
      .main-layout { flex-direction: column; padding: 1.5rem 1rem; } 
      .sidebar { display: none !important; } 
      .chat-float { display: flex !important; }
      .banner-img { width: 100%; height: auto; min-height: 180px; }
      .blog-title { font-size: 1.3rem; }
    }
    @media (max-width: 767px) {
      .header { height: auto; padding: 0.75rem 0; }
      .header-inner { flex-direction: column; align-items: stretch; gap: 0.75rem; }
      .search-box { max-width: 100%; }
      .card-title { font-size: 1.1rem; } 
      .card-thumb { height: 160px; margin: 0 0.75rem 0.75rem; }
      .full-head { padding: 1rem; } 
      .full-title { font-size: 1.35rem; }
      .full-body { padding: 1rem; font-size: 1rem; } 
      .full-actions { padding: 0 1rem 1rem; flex-direction: column; }
      .chat-float { display: flex !important; width: 52px; height: 52px; bottom: 1rem; right: 1rem; }
      .banner-section { margin: 0 auto 1rem; }
      .banner-overlay { padding: 0.75rem 1rem; }
      .blog-title { font-size: 1.2rem; padding: 0.3rem 0.8rem; }
    }