@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

  /* ── Reset & Base ─────────────────────────────── */
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    line-height: 1.65;
    color: #1a2340;
    background: #ffffff;
  }
  img { max-width: 100%; display: block; }
  a { color: #0096D6; text-decoration: none; transition: color .2s; }
  a:hover { color: #003087; }

  /* ── Variables ────────────────────────────────── */
  :root {
    --primary: #0096D6;
    --primary-dark: #003087;
    --primary-light: #e8f6fd;
    --text: #1a2340;
    --text-muted: #6b7a99;
    --border: #dde4ef;
    --card-bg: #ffffff;
    --section-bg: #f5f8fc;
    --radius: 12px;
    --shadow: 0 2px 12px rgba(0,0,0,.07);
    --shadow-hover: 0 6px 24px rgba(0,150,214,.15);
    --container: 1200px;
  }

  /* ── Container ────────────────────────────────── */
  .container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

  /* ── NAVBAR ───────────────────────────────────── */
  .navbar {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
  }
  .navbar-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 64px;
  }
  .navbar-logo {
    display: flex; align-items: center; gap: 8px;
    font-size: 1.2rem; font-weight: 700; color: var(--primary);
    text-decoration: none;
  }
  .navbar-logo svg { color: var(--primary); }
  .navbar-links { display: flex; align-items: center; gap: 28px; }
  .navbar-links a {
    font-size: .875rem; font-weight: 500;
    color: var(--text-muted); transition: color .2s;
  }
  .navbar-links a:hover, .navbar-links a.active { color: var(--text); }
  .navbar-cta {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 20px; background: var(--primary);
    color: #fff !important; border-radius: 8px;
    font-size: .875rem; font-weight: 600;
    transition: background .2s, transform .15s;
  }
  .navbar-cta:hover { background: var(--primary-dark); transform: translateY(-1px); }
  .nav-hamburger { display: none; cursor: pointer; background: none; border: none; padding: 4px; }
  .nav-hamburger span {
    display: block; width: 22px; height: 2px;
    background: var(--text); margin: 5px 0; border-radius: 2px;
    transition: .3s;
  }
  .mobile-menu {
    display: none; flex-direction: column; gap: 8px;
    padding: 16px 24px 20px; border-top: 1px solid var(--border);
    background: #fff;
  }
  .mobile-menu a {
    padding: 10px 0; font-weight: 500; color: var(--text);
    border-bottom: 1px solid var(--border); font-size: .95rem;
  }
  .mobile-menu a:last-child { border-bottom: none; }
  .mobile-menu.open { display: flex; }

  /* ── BUTTONS ──────────────────────────────────── */
  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 11px 24px; border-radius: 8px; font-family: 'Poppins', sans-serif;
    font-size: .9rem; font-weight: 600; cursor: pointer;
    border: none; text-decoration: none; transition: all .2s;
  }
  .btn-primary {
    background: var(--primary); color: #fff;
  }
  .btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-1px); }
  .btn-outline {
    background: transparent; color: var(--primary);
    border: 2px solid var(--primary);
  }
  .btn-outline:hover { background: var(--primary); color: #fff; }
  .btn-secondary {
    background: var(--section-bg); color: var(--text);
    border: 1px solid var(--border);
  }
  .btn-secondary:hover { background: var(--border); }
  .btn-sm { padding: 7px 16px; font-size: .82rem; }
  .btn-full { width: 100%; }

  /* ── HERO ─────────────────────────────────────── */
  .hero {
    background: linear-gradient(135deg, var(--primary-light) 0%, #f0f8fe 60%, #e8f0fc 100%);
    padding: 80px 0 90px;
    text-align: center;
  }
  .hero-badge {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(0,150,214,.12); color: var(--primary);
    padding: 5px 14px; border-radius: 20px;
    font-size: .8rem; font-weight: 600; margin-bottom: 20px; letter-spacing: .03em;
  }
  .hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800; line-height: 1.18;
    color: var(--text); margin-bottom: 20px;
  }
  .hero h1 span { color: var(--primary); }
  .hero p {
    font-size: 1.15rem; color: var(--text-muted);
    max-width: 620px; margin: 0 auto 36px;
  }
  .search-bar {
    display: flex; max-width: 640px; margin: 0 auto;
    background: #fff; border-radius: 50px;
    border: 2px solid rgba(0,150,214,.25);
    box-shadow: var(--shadow); overflow: hidden;
    transition: border-color .2s, box-shadow .2s;
  }
  .search-bar:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(0,150,214,.1);
  }
  .search-bar input {
    flex: 1; border: none; outline: none; padding: 14px 20px;
    font-family: 'Poppins', sans-serif; font-size: 1rem;
    color: var(--text); background: transparent;
  }
  .search-bar button {
    margin: 6px; border-radius: 44px; padding: 10px 28px;
    background: var(--primary); color: #fff; border: none;
    font-family: 'Poppins', sans-serif; font-size: .9rem;
    font-weight: 600; cursor: pointer; transition: background .2s;
    white-space: nowrap;
  }
  .search-bar button:hover { background: var(--primary-dark); }

  /* ── SECTION SHARED ───────────────────────────── */
  section { padding: 72px 0; }
  .section-header { margin-bottom: 44px; }
  .section-header h2 { font-size: 1.9rem; font-weight: 700; color: var(--text); }
  .section-header p { color: var(--text-muted); margin-top: 8px; font-size: 1rem; }
  .section-header-row {
    display: flex; justify-content: space-between; align-items: flex-end;
    flex-wrap: wrap; gap: 16px; margin-bottom: 40px;
  }
  .section-bg { background: var(--section-bg); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

  /* ── CARDS ────────────────────────────────────── */
  .card {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: var(--radius); transition: box-shadow .25s, border-color .25s, transform .2s;
    overflow: hidden;
  }
  .card:hover { box-shadow: var(--shadow-hover); border-color: rgba(0,150,214,.35); transform: translateY(-2px); }
  .card-body { padding: 28px; }
  .card-icon {
    width: 52px; height: 52px; border-radius: 10px;
    background: var(--primary-light); display: flex; align-items: center; justify-content: center;
    margin-bottom: 18px; transition: background .2s;
  }
  .card:hover .card-icon { background: var(--primary); }
  .card:hover .card-icon svg { stroke: #fff; }
  .card-icon svg { color: var(--primary); width: 24px; height: 24px; }
  .card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; color: var(--text); }
  .card p { font-size: .875rem; color: var(--text-muted); }

  /* ── GUIDE CARDS ──────────────────────────────── */
  .guide-card { display: flex; flex-direction: column; }
  .guide-card .card-body { flex: 1; display: flex; flex-direction: column; }
  .guide-card-meta { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
  .guide-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 10px; color: var(--text); line-height: 1.4; }
  .guide-card h3 a { color: var(--text); }
  .guide-card h3 a:hover { color: var(--primary); }
  .guide-card p { font-size: .875rem; color: var(--text-muted); flex: 1; margin-bottom: 20px; }
  .guide-card .btn { margin-top: auto; }

  /* ── BADGE ────────────────────────────────────── */
  .badge {
    display: inline-block; padding: 3px 12px; border-radius: 20px;
    font-size: .75rem; font-weight: 600; letter-spacing: .03em;
  }
  .badge-blue { background: rgba(0,150,214,.12); color: var(--primary); }
  .badge-muted { background: var(--section-bg); color: var(--text-muted); border: 1px solid var(--border); }
  .badge-white { background: rgba(255,255,255,.2); color: #fff; }

  /* ── READ TIME ────────────────────────────────── */
  .read-time { font-size: .78rem; color: var(--text-muted); display: flex; align-items: center; gap: 4px; }
  .read-time svg { width: 13px; height: 13px; }

  /* ── GRIDS ────────────────────────────────────── */
  .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
  .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .grid-6 { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }

  /* ── BRAND CARDS ──────────────────────────────── */
  .brand-card { text-align: center; text-decoration: none; }
  .brand-card .card-body { padding: 28px 16px; display: flex; flex-direction: column; align-items: center; }
  .brand-icon {
    width: 64px; height: 64px; border-radius: 50%;
    background: var(--section-bg); display: flex; align-items: center; justify-content: center;
    margin: 0 auto 14px; transition: background .2s;
  }
  .brand-card:hover .brand-icon { background: var(--primary-light); }
  .brand-card:hover .brand-icon svg { stroke: var(--primary); }
  .brand-icon svg { width: 28px; height: 28px; color: var(--text-muted); }
  .brand-card h3 { font-size: 1rem; font-weight: 700; color: var(--text); margin-bottom: 4px; }
  .brand-card p { font-size: .78rem; color: var(--text-muted); }

  /* ── NEWSLETTER ───────────────────────────────── */
  .newsletter {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff; text-align: center; padding: 80px 0;
  }
  .newsletter h2 { font-size: 1.9rem; font-weight: 700; margin-bottom: 12px; }
  .newsletter p { font-size: 1.05rem; opacity: .85; margin-bottom: 36px; }
  .newsletter-form {
    display: flex; gap: 12px; max-width: 480px; margin: 0 auto;
    flex-wrap: wrap; justify-content: center;
  }
  .newsletter-form input {
    flex: 1; min-width: 220px; padding: 13px 20px; border-radius: 8px;
    border: 2px solid rgba(255,255,255,.25); background: rgba(255,255,255,.1);
    color: #fff; font-family: 'Poppins', sans-serif; font-size: .95rem; outline: none;
  }
  .newsletter-form input::placeholder { color: rgba(255,255,255,.6); }
  .newsletter-form input:focus { border-color: rgba(255,255,255,.6); }
  .newsletter-form button {
    padding: 13px 28px; background: #fff; color: var(--primary);
    border: none; border-radius: 8px; font-family: 'Poppins', sans-serif;
    font-size: .95rem; font-weight: 700; cursor: pointer; transition: background .2s;
  }
  .newsletter-form button:hover { background: #e8f6fd; }

  /* ── FOOTER ───────────────────────────────────── */
  .footer {
    background: var(--section-bg); border-top: 1px solid var(--border);
    padding: 64px 0 32px;
  }
  .footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
  .footer-brand p { font-size: .875rem; color: var(--text-muted); margin-top: 12px; line-height: 1.7; }
  .footer-col h4 { font-size: .875rem; font-weight: 700; color: var(--text); margin-bottom: 16px; text-transform: uppercase; letter-spacing: .06em; }
  .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
  .footer-col ul a { font-size: .875rem; color: var(--text-muted); transition: color .2s; }
  .footer-col ul a:hover { color: var(--primary); }
  .footer-logo { display: flex; align-items: center; gap: 8px; font-size: 1.15rem; font-weight: 700; color: var(--primary); text-decoration: none; }
  .footer-bottom {
    padding-top: 28px; border-top: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 12px;
  }
  .footer-bottom p { font-size: .8rem; color: var(--text-muted); }

  /* ── PAGE HERO ────────────────────────────────── */
  .page-hero {
    background: var(--primary-light); border-bottom: 1px solid rgba(0,150,214,.15);
    padding: 56px 0;
  }
  .page-hero h1 { font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 800; color: var(--text); margin-bottom: 12px; }
  .page-hero p { color: var(--text-muted); font-size: 1.05rem; max-width: 600px; }
  .page-hero.center { text-align: center; }
  .page-hero.center p { margin: 0 auto; }

  /* ── BREADCRUMB ───────────────────────────────── */
  .breadcrumb { display: flex; align-items: center; gap: 6px; font-size: .82rem; color: var(--text-muted); margin-bottom: 24px; flex-wrap: wrap; }
  .breadcrumb a { color: var(--text-muted); }
  .breadcrumb a:hover { color: var(--primary); }
  .breadcrumb span { opacity: .5; }

  /* ── GUIDE DETAIL ─────────────────────────────── */
  .guide-layout { display: grid; grid-template-columns: 1fr 320px; gap: 56px; padding: 56px 0; }
  .guide-article h2 { font-size: 1.35rem; font-weight: 700; color: var(--text); margin: 40px 0 16px; padding-top: 8px; }
  .guide-article h3 { font-size: 1.1rem; font-weight: 600; color: var(--text); margin: 32px 0 12px; }
  .guide-article p { color: var(--text-muted); margin-bottom: 18px; line-height: 1.8; }
  .guide-article ul, .guide-article ol { padding-left: 24px; margin-bottom: 20px; display: flex; flex-direction: column; gap: 10px; }
  .guide-article li { color: var(--text-muted); line-height: 1.7; }
  .guide-article strong { color: var(--text); }

  .step-list { list-style: none !important; padding: 0 !important; }
  .step-list li {
    display: flex; gap: 14px; align-items: flex-start;
    padding: 14px 18px; background: var(--section-bg);
    border-radius: 10px; border: 1px solid var(--border); margin-bottom: 12px;
  }
  .step-num {
    width: 28px; height: 28px; background: var(--primary); color: #fff;
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: .8rem; font-weight: 700; flex-shrink: 0; margin-top: 1px;
  }
  .check-list { list-style: none !important; padding: 0 !important; }
  .check-list li {
    display: flex; gap: 10px; align-items: flex-start; margin-bottom: 10px;
  }
  .check-icon { width: 20px; height: 20px; flex-shrink: 0; margin-top: 2px; color: var(--primary); }

  .info-box {
    background: var(--primary-light); border: 1px solid rgba(0,150,214,.2);
    border-left: 4px solid var(--primary); border-radius: 10px;
    padding: 20px 24px; margin: 32px 0;
  }
  .info-box h4 { font-size: .95rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 8px; }
  .info-box p { color: var(--text-muted); font-size: .9rem; margin: 0; }
  .tip-box {
    background: #fffbe8; border: 1px solid #ffe58f;
    border-left: 4px solid #f5a623; border-radius: 10px;
    padding: 18px 22px; margin: 24px 0;
  }
  .tip-box p { color: #7a5f00; font-size: .9rem; margin: 0; }

  /* ── SIDEBAR ──────────────────────────────────── */
  .guide-sidebar > * + * { margin-top: 20px; }
  .sidebar-box {
    background: var(--section-bg); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 24px;
  }
  .sidebar-box h3 { font-size: .95rem; font-weight: 700; color: var(--text); margin-bottom: 16px; }
  .toc-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
  .toc-list a { font-size: .875rem; color: var(--text-muted); transition: color .2s; display: flex; gap: 8px; align-items: center; }
  .toc-list a::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); flex-shrink: 0; }
  .toc-list a:hover { color: var(--primary); }
  .related-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
  .related-list li { border-bottom: 1px solid var(--border); padding-bottom: 14px; }
  .related-list li:last-child { border-bottom: none; padding-bottom: 0; }
  .related-list a { font-size: .875rem; font-weight: 500; color: var(--text); line-height: 1.45; }
  .related-list a:hover { color: var(--primary); }

  /* ── GUIDES PAGE ──────────────────────────────── */
  .guides-layout { display: grid; grid-template-columns: 240px 1fr; gap: 48px; padding: 56px 0; }
  .guides-sidebar { position: sticky; top: 84px; align-self: start; }
  .guides-sidebar h3 { font-size: .82rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--text-muted); margin-bottom: 12px; margin-top: 24px; }
  .guides-sidebar h3:first-child { margin-top: 0; }
  .filter-btn {
    display: block; width: 100%; text-align: left; padding: 9px 14px;
    border-radius: 8px; font-family: 'Poppins', sans-serif; font-size: .875rem;
    font-weight: 500; color: var(--text-muted); background: none; border: none;
    cursor: pointer; transition: background .15s, color .15s; margin-bottom: 2px;
  }
  .filter-btn:hover { background: var(--border); color: var(--text); }
  .filter-btn.active { background: var(--primary); color: #fff; font-weight: 600; }
  .search-input {
    width: 100%; padding: 10px 14px; border: 1px solid var(--border);
    border-radius: 8px; font-family: 'Poppins', sans-serif; font-size: .875rem;
    color: var(--text); outline: none; background: #fff; margin-bottom: 4px;
    transition: border-color .2s;
  }
  .search-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,150,214,.1); }
  .guide-count { font-size: .82rem; color: var(--text-muted); margin-bottom: 20px; }
  .guide-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

  /* ── ABOUT ────────────────────────────────────── */
  .feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; margin: 48px 0; }
  .feature-item { display: flex; gap: 16px; }
  .feature-icon { width: 44px; height: 44px; flex-shrink: 0; border-radius: 10px; background: var(--primary-light); display: flex; align-items: center; justify-content: center; }
  .feature-icon svg { width: 20px; height: 20px; color: var(--primary); }
  .feature-item h3 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; color: var(--text); }
  .feature-item p { font-size: .875rem; color: var(--text-muted); line-height: 1.7; }
  .disclaimer-box {
    background: var(--section-bg); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 28px; margin-top: 48px;
  }
  .disclaimer-box h3 { font-size: 1rem; font-weight: 700; margin-bottom: 10px; color: var(--text); }
  .disclaimer-box p { font-size: .875rem; color: var(--text-muted); line-height: 1.75; margin: 0; }

  /* ── CONTACT ──────────────────────────────────── */
  .contact-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; padding: 64px 0; }
  .contact-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 40px; box-shadow: var(--shadow); }
  .contact-card h2 { font-size: 1.4rem; font-weight: 700; display: flex; align-items: center; gap: 10px; margin-bottom: 28px; color: var(--text); }
  .contact-card h2 svg { width: 22px; height: 22px; color: var(--primary); }
  .form-group { margin-bottom: 20px; }
  .form-group label { display: block; font-size: .875rem; font-weight: 600; margin-bottom: 7px; color: var(--text); }
  .form-control {
    width: 100%; padding: 11px 16px; border: 1px solid var(--border);
    border-radius: 8px; font-family: 'Poppins', sans-serif; font-size: .9rem;
    color: var(--text); outline: none; background: #fff;
    transition: border-color .2s, box-shadow .2s;
  }
  .form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,150,214,.1); }
  textarea.form-control { min-height: 140px; resize: vertical; }
  .contact-info-box { background: var(--section-bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; margin-bottom: 32px; }
  .contact-info-box h3 { font-size: 1rem; font-weight: 700; display: flex; align-items: center; gap: 8px; margin-bottom: 14px; color: var(--text); }
  .contact-info-box h3 svg { width: 18px; height: 18px; color: var(--primary); }
  .contact-info-box a { font-weight: 600; color: var(--primary); }
  .contact-info-box .note { font-size: .8rem; color: var(--text-muted); margin-top: 12px; }
  .faq-item { margin-bottom: 24px; }
  .faq-item h4 { font-size: .95rem; font-weight: 700; color: var(--text); margin-bottom: 8px; }
  .faq-item p { font-size: .875rem; color: var(--text-muted); line-height: 1.75; }

  /* ── POLICY PAGES ─────────────────────────────── */
  .policy-content { max-width: 860px; margin: 0 auto; padding: 64px 0; }
  .policy-content h1 { font-size: 2.2rem; font-weight: 800; margin-bottom: 8px; color: var(--text); }
  .policy-content .date { font-size: .875rem; color: var(--text-muted); margin-bottom: 40px; display: block; }
  .policy-content h2 { font-size: 1.2rem; font-weight: 700; color: var(--text); margin: 40px 0 12px; }
  .policy-content p { color: var(--text-muted); line-height: 1.85; margin-bottom: 18px; font-size: .95rem; }
  .policy-content ul { padding-left: 24px; margin-bottom: 20px; display: flex; flex-direction: column; gap: 10px; }
  .policy-content li { color: var(--text-muted); font-size: .95rem; line-height: 1.7; }
  .policy-content a { color: var(--primary); }
  .policy-content a:hover { text-decoration: underline; }

  /* ── SUCCESS TOAST ────────────────────────────── */
  .toast {
    position: fixed; bottom: 28px; right: 28px; z-index: 999;
    background: #fff; border: 1px solid var(--border); border-left: 4px solid var(--primary);
    border-radius: 10px; padding: 16px 24px; box-shadow: 0 8px 32px rgba(0,0,0,.14);
    display: none; max-width: 340px;
  }
  .toast.show { display: block; animation: fadeInUp .3s ease; }
  .toast h4 { font-size: .95rem; font-weight: 700; color: var(--text); margin-bottom: 4px; }
  .toast p { font-size: .85rem; color: var(--text-muted); margin: 0; }
  @keyframes fadeInUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* ── RESPONSIVE ───────────────────────────────── */
  @media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-6 { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .guide-layout { grid-template-columns: 1fr; }
    .guide-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .guides-layout { grid-template-columns: 1fr; }
    .guides-sidebar { position: static; }
    .contact-grid { grid-template-columns: 1fr; }
  }
  @media (max-width: 768px) {
    section { padding: 52px 0; }
    .hero { padding: 60px 0; }
    .grid-3 { grid-template-columns: 1fr; }
    .grid-2 { grid-template-columns: 1fr; }
    .grid-4 { grid-template-columns: 1fr; }
    .grid-6 { grid-template-columns: repeat(2, 1fr); }
    .guide-grid { grid-template-columns: 1fr; }
    .navbar-links { display: none; }
    .nav-hamburger { display: block; }
    .footer-grid { grid-template-columns: 1fr; }
    .section-header-row { flex-direction: column; align-items: flex-start; }
    .feature-grid { grid-template-columns: 1fr; }
    .guide-sidebar { grid-template-columns: 1fr; }
  }
  @media (max-width: 480px) {
    .grid-6 { grid-template-columns: repeat(2, 1fr); }
    .newsletter-form { flex-direction: column; }
    .newsletter-form input, .newsletter-form button { width: 100%; }
    .policy-content { padding: 40px 0; }
  }