*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    :root {
      --blue-dark: #dce8f5;
      --blue-mid: #1a2a3a;
      --blue-light: #1a8fa8;
      --blue-pale: #1a3248;
      --accent: #00b4d8;
      --white: #ffffff;
      --grey-light: #111e2e;
      --grey-text: #7a9ab5;
      --text: #cce0ee;
      --cornish-black: #080e16;
      --cornish-slate: #3a5068;
      --cornish-sea: #1a3248;
      --cornish-coast: #0f1e2e;
    }

    html { scroll-behavior: smooth; }

    body {
      font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
      color: var(--text);
      background: #0d1520;
      line-height: 1.6;
    }

    /* ─── NAV ─── */
    nav {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 100;
      background: rgba(10,18,28,0.97);
      box-shadow: 0 1px 0 rgba(255,255,255,0.05), 0 4px 24px rgba(0,0,0,0.4);
      backdrop-filter: blur(10px);
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 4%;
      height: 68px;
    }

    .nav-logo {
      display: flex;
      align-items: center;
      text-decoration: none;
      flex-shrink: 0;
    }

    .nav-logo img {
      height: 40px;
      width: 260px;
      object-fit: contain;
      object-position: left;
      display: block;
    }

    .nav-links {
      display: flex;
      gap: 2px;
      list-style: none;
      align-items: center;
    }

    .nav-links > li > a:not(.nav-cta):not(.nav-emergency):not(.nav-login):not(.nav-links-social) {
      color: var(--blue-dark);
      text-decoration: none;
      font-size: 0.88rem;
      font-weight: 500;
      padding: 7px 12px;
      border-radius: 7px;
      transition: color 0.2s, background 0.2s;
      position: relative;
      display: block;
    }

    .nav-links > li > a:not(.nav-cta):not(.nav-emergency):not(.nav-login):not(.nav-links-social):hover {
      color: var(--accent);
      background: rgba(0,180,216,0.1);
    }

    .nav-links-social {
      display: inline-flex !important;
      align-items: center;
      gap: 6px;
      color: var(--blue-dark);
      font-size: 0.88rem;
      font-weight: 500;
      padding: 7px 12px;
      border-radius: 7px;
      transition: color 0.2s, background 0.2s;
      text-decoration: none;
    }

    .nav-links-social:hover { color: var(--accent); background: rgba(52,152,219,0.06); }

    /* Divider before action buttons */
    .nav-links li:has(.nav-emergency) {
      margin-left: 12px;
      padding-left: 12px;
      border-left: 1px solid rgba(255,255,255,0.1);
    }

    .nav-cta, .nav-emergency {
      display: inline-flex !important;
      align-items: center;
      gap: 6px;
      padding: 8px 18px;
      border-radius: 8px;
      font-size: 0.85rem;
      font-weight: 600;
      line-height: 1;
      transition: background 0.2s, transform 0.15s !important;
      margin-left: 6px;
      text-decoration: none !important;
    }

    .nav-cta:hover, .nav-emergency:hover { transform: translateY(-1px); }

    .nav-cta {
      background: linear-gradient(135deg, #2e86c1, #1a5276) !important;
      color: white !important;
      box-shadow: 0 4px 12px rgba(46, 134, 193, 0.35);
    }

    .nav-cta:hover { filter: brightness(1.1); color: white !important; box-shadow: 0 6px 16px rgba(46, 134, 193, 0.45); }

    .nav-emergency {
      background: linear-gradient(135deg, #c0392b, #a93226) !important;
      color: white !important;
      box-shadow: 0 4px 12px rgba(192, 57, 43, 0.35);
    }

    .nav-emergency:hover { filter: brightness(1.08); box-shadow: 0 6px 16px rgba(192, 57, 43, 0.45); }

    .nav-login {
      display: inline-flex !important;
      align-items: center;
      gap: 6px;
      padding: 7px 16px;
      border-radius: 8px;
      font-size: 0.85rem;
      font-weight: 500;
      line-height: 1;
      background: transparent !important;
      color: var(--blue-dark) !important;
      border: 1.5px solid rgba(0,180,216,0.3);
      transition: border-color 0.2s, background 0.2s, color 0.2s !important;
      margin-left: 6px;
      text-decoration: none !important;
    }
    .nav-login:hover { border-color: var(--accent) !important; color: var(--accent) !important; background: rgba(0,180,216,0.1) !important; }

    /* ─── HERO ─── */
    #home {
      min-height: 100vh;
      background: none;
      display: flex;
      align-items: center;
      padding: 100px 5% 190px;
      position: relative;
      overflow: hidden;
    }
    @media (max-width: 860px) { #home { padding-bottom: 60px; } }

    /* Temporary hero backdrop while the video is parked — slow-drifting brand aurora */
    .hero-visual {
      position: absolute;
      inset: 0;
      z-index: 0;
      overflow: hidden;
      background:
        radial-gradient(90% 70% at 82% 108%, rgba(0, 174, 239, 0.14), transparent 60%),
        linear-gradient(158deg, #04101f 0%, #0a1f44 52%, #0d2f63 100%);
    }
    .hero-visual::before,
    .hero-visual::after {
      content: '';
      position: absolute;
      width: 55vmax;
      height: 55vmax;
      border-radius: 50%;
      filter: blur(70px);
      opacity: 0.5;
      will-change: transform;
    }
    .hero-visual::before {
      background: radial-gradient(circle at 30% 30%, rgba(0, 174, 239, 0.55), rgba(0, 174, 239, 0) 65%);
      top: -18vmax;
      left: -12vmax;
      animation: heroDrift 26s ease-in-out infinite alternate;
    }
    .hero-visual::after {
      background: radial-gradient(circle at 60% 40%, rgba(46, 134, 193, 0.5), rgba(46, 134, 193, 0) 70%);
      bottom: -22vmax;
      right: -14vmax;
      animation: heroDrift 32s ease-in-out infinite alternate-reverse;
    }
    @keyframes heroDrift {
      from { transform: translate3d(0, 0, 0) scale(1); }
      to { transform: translate3d(9vmax, 6vmax, 0) scale(1.15); }
    }
    @media (prefers-reduced-motion: reduce) {
      .hero-visual::before, .hero-visual::after { animation: none; }
    }
    .hero-video {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      z-index: 0;
    }

    #home::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(100deg, rgba(5,11,19,0.94) 0%, rgba(5,11,19,0.82) 30%, rgba(7,18,30,0.55) 60%, rgba(10,37,64,0.30) 100%);
      z-index: 1;
    }

    .hero-content {
      max-width: 680px;
      position: relative;
      z-index: 2;
    }

    .hero-badge {
      display: inline-block;
      background: rgba(52,152,219,0.25);
      border: 1px solid rgba(52,152,219,0.5);
      color: #85c1e9;
      font-size: 0.8rem;
      font-weight: 600;
      letter-spacing: 1.5px;
      text-transform: uppercase;
      padding: 6px 14px;
      border-radius: 20px;
      margin-bottom: 24px;
    }

    .hero-content h1 {
      font-size: clamp(2.4rem, 5vw, 3.6rem);
      font-weight: 800;
      color: var(--white);
      line-height: 1.15;
      margin-bottom: 20px;
    }

    .hero-content h1 span { color: #45c4f5; }

    .hero-content p {
      font-size: 1.15rem;
      color: rgba(255,255,255,0.78);
      margin-bottom: 36px;
      max-width: 540px;
    }

    .hero-buttons {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }

    .btn-primary {
      background: var(--accent);
      color: white;
      padding: 14px 32px;
      border-radius: 8px;
      text-decoration: none;
      font-weight: 700;
      font-size: 1rem;
      transition: background 0.2s, transform 0.15s;
      display: inline-block;
    }

    .btn-primary:hover { background: #008fa8; transform: translateY(-1px); }

    .btn-outline {
      border: 2px solid rgba(255,255,255,0.4);
      color: white;
      padding: 14px 32px;
      border-radius: 8px;
      text-decoration: none;
      font-weight: 600;
      font-size: 1rem;
      transition: border-color 0.2s, background 0.2s;
      display: inline-block;
    }

    .btn-outline:hover { border-color: white; background: rgba(255,255,255,0.08); }

    /* ── Hero (mockup redesign) ─────────────────────────────────────── */
    .hero-eyebrow {
      display: flex; align-items: center; gap: 12px;
      color: #56c8f5; font-size: 0.78rem; font-weight: 700;
      letter-spacing: 2.5px; text-transform: uppercase;
      margin-bottom: 18px;
    }
    .hero-eyebrow::before { content: ''; width: 34px; height: 2px; background: #56c8f5; flex: none; }

    .hero-rating { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; font-size: 0.95rem; color: rgba(255,255,255,0.75); flex-wrap: wrap; }
    .hero-rating .stars { color: #fbbf24; letter-spacing: 2px; font-size: 1.02rem; }
    .hero-rating strong { color: #fff; font-size: 1.02rem; }

    .btn-emergency {
      display: inline-flex; align-items: center; gap: 12px;
      background: #e94f2e; color: #fff;
      padding: 9px 24px; border-radius: 8px; text-decoration: none;
      box-shadow: 0 8px 22px rgba(233, 79, 46, 0.35);
      transition: background 0.2s, transform 0.15s;
    }
    .btn-emergency:hover { background: #d34121; transform: translateY(-1px); }
    .btn-emergency svg { flex: none; }
    .btn-emergency small { display: block; font-size: 0.66rem; letter-spacing: 1.3px; font-weight: 700; opacity: 0.92; }
    .btn-emergency strong { display: block; font-size: 1.06rem; font-weight: 800; letter-spacing: 0.3px; }

    .hero-ticks { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-top: 26px; font-size: 0.92rem; color: rgba(255,255,255,0.85); }
    .hero-ticks span { display: inline-flex; align-items: center; gap: 8px; }
    .hero-ticks svg { color: #2dd4bf; flex: none; }

    .hero-strip {
      position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
      background: rgba(4, 9, 15, 0.82);
      backdrop-filter: blur(8px);
      border-top: 1px solid rgba(255,255,255,0.06);
      display: flex; align-items: center; justify-content: space-between;
      gap: 20px 40px; flex-wrap: wrap;
      padding: 16px 5%;
    }
    .hero-strip-stats { display: flex; gap: 48px; flex-wrap: wrap; }
    .hs-stat strong { display: block; font-size: 1.55rem; font-weight: 800; color: #fff; line-height: 1.15; }
    .hs-stat span { font-size: 0.8rem; color: #8ea3b8; }
    .hero-accred { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
    .hero-accred .lbl { font-size: 0.7rem; letter-spacing: 2px; color: #64748b; font-weight: 700; }
    .hero-accred .chip { background: #fff; border-radius: 8px; padding: 8px 14px; display: flex; align-items: center; }
    .hero-accred .chip img { height: 20px; width: auto; display: block; }
    @media (max-width: 860px) {
      #home { flex-direction: column; align-items: stretch; justify-content: center; }
      .hero-content { margin-top: 40px; }
      .hero-strip { position: relative; margin: 44px -5.6% -60px; }
      .hero-strip-stats { gap: 28px; width: 100%; justify-content: space-between; }
    }

    .hero-stats {
      display: flex;
      gap: 40px;
      margin-top: 56px;
      flex-wrap: wrap;
    }

    .hero-stat strong {
      display: block;
      font-size: 2rem;
      font-weight: 800;
      color: var(--white);
    }

    .hero-stat span {
      font-size: 0.85rem;
      color: rgba(255,255,255,0.6);
    }

    /* ─── SECTIONS ─── */
    section { padding: 90px 5%; }

    .section-label {
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 10px;
    }

    .section-title {
      font-size: clamp(1.8rem, 3.5vw, 2.6rem);
      font-weight: 800;
      color: var(--blue-dark);
      margin-bottom: 16px;
      line-height: 1.2;
    }

    .section-subtitle {
      font-size: 1.05rem;
      color: var(--grey-text);
      max-width: 560px;
      margin-bottom: 56px;
    }

    /* ─── SERVICES ─── */
    #services { background: var(--grey-light); }

    .services-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    @media (max-width: 1024px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
    @media (max-width: 560px)  { .services-grid { grid-template-columns: 1fr; } }

    .service-card {
      border-radius: 16px;
      overflow: hidden;
      position: relative;
      min-height: 300px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      transition: transform 0.2s, box-shadow 0.2s;
      cursor: default;
    }

    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 16px 40px rgba(0,0,0,0.4);
    }

    .service-card-bg {
      position: absolute;
      inset: 0;
      background-size: cover;
      background-position: center;
      transition: transform 0.4s ease;
    }

    .service-card:hover .service-card-bg { transform: scale(1.05); }

    .service-card-bg-1  { background: url('Air Conditioning Installation.jpg') center/cover no-repeat; }
    .service-card-bg-2  { background: url('AC Servicing & Maintenance.jpg') center/cover no-repeat; }
    .service-card-bg-3  { background: url('Commercial Refrigeration.jpg') center/cover no-repeat; }
    .service-card-bg-4  { background: url('System Repairs.jpg') center/cover no-repeat; }
    .service-card-bg-5  { background: url('Heat Pumps.jpg') center/cover no-repeat; }
    .service-card-bg-6  { background: url('F-Gas Compliance.jpg') center/cover no-repeat; }
    .service-card-bg-7  { background: url('Cold Room Installation.jpg') center/cover no-repeat; }
    .service-card-bg-8  { background: url('Marine Refrigeration & AC.jpg') center/cover no-repeat; }

    .service-icon {
      position: absolute;
      top: 24px;
      left: 24px;
      width: 52px;
      height: 52px;
      background: rgba(0,0,0,0.35);
      backdrop-filter: blur(6px);
      -webkit-backdrop-filter: blur(6px);
      border: 1px solid rgba(255,255,255,0.2);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .service-icon svg { stroke: white !important; }

    .service-card-text {
      position: relative;
      background: #162236;
      margin: 0 12px 12px;
      border-radius: 12px;
      padding: 18px 20px;
      z-index: 1;
    }

    .service-card h3 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--blue-dark);
      margin-bottom: 6px;
    }

    .service-card p {
      font-size: 0.85rem;
      color: var(--grey-text);
      line-height: 1.55;
    }

    /* ─── EMERGENCY ─── */
    #emergency {
      background: linear-gradient(135deg, #c0392b 0%, #e74c3c 50%, #c0392b 100%);
      padding: 72px 5%;
      position: relative;
    }


    .emergency-inner {
      display: flex;
      align-items: center;
      gap: 36px;
      flex-wrap: wrap;
      max-width: 1100px;
      margin: 0 auto;
    }

    .emergency-icon {
      font-size: 3rem;
      flex-shrink: 0;
      animation: pulse 1.8s infinite;
    }

    @keyframes pulse {
      0%, 100% { transform: scale(1); }
      50% { transform: scale(1.15); }
    }

    .emergency-text {
      flex: 1;
      min-width: 260px;
    }

    .emergency-text h2 {
      font-size: 1.8rem;
      font-weight: 800;
      color: white;
      margin-bottom: 10px;
    }

    .emergency-text p {
      color: rgba(255,255,255,0.85);
      font-size: 0.97rem;
      line-height: 1.7;
    }

    .emergency-btn {
      display: flex;
      align-items: center;
      gap: 14px;
      background: white;
      color: #c0392b;
      text-decoration: none;
      padding: 18px 32px;
      border-radius: 12px;
      font-family: inherit;
      flex-shrink: 0;
      transition: transform 0.2s, box-shadow 0.2s;
      box-shadow: 0 4px 20px rgba(0,0,0,0.2);
    }

    .emergency-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 28px rgba(0,0,0,0.3);
    }

    .emergency-btn-icon { font-size: 1.6rem; }

    .emergency-btn strong {
      display: block;
      font-size: 1rem;
      font-weight: 800;
    }

    .emergency-btn small {
      font-size: 1.05rem;
      font-weight: 600;
      letter-spacing: 0.5px;
    }

    /* ─── ABOUT ─── */
    #about {
      background: #0d1520;
    }

    .about-inner {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 72px;
      align-items: center;
    }

    .about-visual {
      background: var(--cornish-black);
      border-radius: 20px;
      padding: 48px;
      color: white;
      position: relative;
      overflow: hidden;
      min-height: 420px;
    }

    .cornwall-map-bg {
      position: absolute;
      inset: 0;
      border-radius: 20px;
      overflow: hidden;
      z-index: 0;
    }

    .cornwall-map-overlay {
      position: absolute;
      inset: 0;
      background: rgba(10,20,40,0.42);
      z-index: 1;
      border-radius: 20px;
      pointer-events: none;
    }

    .about-visual-content {
      position: relative;
      z-index: 2;
    }

    .about-visual h3 {
      font-size: 1.5rem;
      font-weight: 800;
      margin-bottom: 16px;
    }

    .about-visual p {
      font-size: 0.95rem;
      opacity: 0.82;
      line-height: 1.7;
      margin-bottom: 28px;
    }

    .cornwall-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255,255,255,0.12);
      border: 1px solid rgba(255,255,255,0.4);
      color: white;
      padding: 8px 16px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 600;
    }

    .about-text .section-subtitle { margin-bottom: 28px; }

    .checklist {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-bottom: 36px;
    }

    .checklist li {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 0.95rem;
      color: var(--grey-text);
    }

    .checklist li::before {
      content: '✓';
      width: 22px;
      height: 22px;
      min-width: 22px;
      background: var(--blue-pale);
      color: var(--accent);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      font-weight: 800;
      margin-top: 1px;
    }

    /* ─── CONTACT ─── */
    #contact { background: var(--grey-light); }

    .contact-inner {
      display: grid;
      grid-template-columns: 1fr 1.4fr;
      gap: 60px;
      align-items: start;
    }

    .contact-info h3 {
      font-size: 1.3rem;
      font-weight: 700;
      color: var(--blue-dark);
      margin-bottom: 20px;
    }

    .contact-info p {
      color: var(--grey-text);
      font-size: 0.95rem;
      margin-bottom: 32px;
      line-height: 1.7;
    }

    .contact-details {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .contact-item {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .contact-item-icon {
      width: 44px;
      height: 44px;
      background: var(--blue-pale);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
      flex-shrink: 0;
    }

    .contact-item-text strong {
      display: block;
      font-size: 0.8rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.8px;
      color: var(--accent);
      margin-bottom: 2px;
    }

    .contact-item-text span {
      font-size: 0.95rem;
      color: var(--text);
    }

    /* ─── FORM ─── */
    .contact-form {
      background: #111e2e;
      border-radius: 16px;
      padding: 40px;
      border: 1px solid #1e3a52;
      box-shadow: 0 4px 24px rgba(0,0,0,0.3);
    }

    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .form-group {
      margin-bottom: 20px;
    }

    .form-group label {
      display: block;
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--blue-dark);
      margin-bottom: 7px;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
      width: 100%;
      padding: 11px 14px;
      border: 1.5px solid #1e3a52;
      border-radius: 8px;
      font-size: 0.95rem;
      font-family: inherit;
      color: var(--text);
      background: #0d1828;
      transition: border-color 0.2s, box-shadow 0.2s;
      outline: none;
    }

    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px rgba(0,180,216,0.2);
    }

    .form-group textarea { resize: vertical; min-height: 110px; }

    .form-submit {
      width: 100%;
      padding: 14px;
      background: var(--accent);
      color: white;
      border: none;
      border-radius: 8px;
      font-size: 1rem;
      font-weight: 700;
      cursor: pointer;
      transition: background 0.2s;
      font-family: inherit;
    }

    .form-submit:hover { background: #008fa8; }

    /* ─── SOCIAL ─── */
    #social {
      background: var(--grey-light);
      padding: 90px 5%;
    }

    .social-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 28px;
      max-width: 1200px;
      margin: 0 auto;
    }

    @media (max-width: 900px) {
      .social-grid { grid-template-columns: repeat(2, 1fr); }
    }

    @media (max-width: 500px) {
      .social-grid { grid-template-columns: 1fr; }
    }

    .social-card {
      border-radius: 16px;
      padding: 40px 32px;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      text-decoration: none;
      color: white;
      transition: transform 0.2s, box-shadow 0.2s;
    }

    .social-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 16px 40px rgba(0,0,0,0.2);
    }

    .social-facebook { background: #1877f2; }
    .social-instagram { background: linear-gradient(135deg, #f58529, #dd2a7b, #8134af); }
    .social-x { background: #000000; }
    .social-tiktok { background: linear-gradient(135deg, #ee1d52 0%, #010101 50%, #69c9d0 100%); }

    .social-icon {
      width: 72px;
      height: 72px;
      background: rgba(255,255,255,0.15);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
    }

    .social-card h3 {
      font-size: 1.3rem;
      font-weight: 800;
      margin-bottom: 10px;
    }

    .social-card p {
      font-size: 0.92rem;
      opacity: 0.85;
      line-height: 1.6;
      margin-bottom: 24px;
      flex: 1;
    }

    .social-follow-btn {
      background: rgba(255,255,255,0.2);
      border: 2px solid rgba(255,255,255,0.5);
      padding: 10px 24px;
      border-radius: 24px;
      font-size: 0.88rem;
      font-weight: 700;
      transition: background 0.2s;
    }

    .social-card:hover .social-follow-btn {
      background: rgba(255,255,255,0.35);
    }

    /* ─── PARTNERS ─── */
    #partners {
      background: #0d1520;
      padding: 70px 5%;
      text-align: center;
    }

    .partners-strip {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      align-items: center;
      gap: 24px;
      margin-top: 48px;
    }

    .partner-logo {
      background: #ffffff;
      border: 1px solid rgba(255,255,255,0.08);
      border-radius: 12px;
      padding: 20px 32px;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: box-shadow 0.2s, transform 0.2s;
    }

    .partner-logo:hover {
      box-shadow: 0 8px 24px rgba(0,180,216,0.18);
      transform: translateY(-2px);
    }

    .partner-logo img {
      height: 52px;
      width: auto;
      object-fit: contain;
    }

    .wave-divider {
      display: block;
      line-height: 0;
      margin-bottom: -2px;
      background: transparent;
    }

    .wave-divider svg { width: 100%; height: 80px; display: block; }

    /* ─── FOOTER ─── */
    footer {
      background: var(--cornish-black);
      color: rgba(255,255,255,0.55);
      text-align: center;
      padding: 0 5% 32px;
      font-size: 0.88rem;
      position: relative;
    }

    footer .footer-wave {
      display: block;
      line-height: 0;
      margin-bottom: 36px;
      width: 100%;
      overflow: hidden;
    }

    footer .footer-wave svg {
      width: 100%;
      height: 80px;
      display: block;
      min-width: 100%;
    }

    .footer-flag {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      margin-bottom: 20px;
    }

    .footer-flag svg { opacity: 0.7; }

    .footer-flag span {
      font-size: 0.85rem;
      font-weight: 600;
      color: white;
      letter-spacing: 1px;
      text-transform: uppercase;
    }

    footer strong { color: white; }

    footer .footer-links {
      display: flex;
      justify-content: center;
      gap: 24px;
      list-style: none;
      margin-bottom: 16px;
    }

    footer .footer-links a {
      color: rgba(255,255,255,0.45);
      text-decoration: none;
      transition: color 0.2s;
    }

    footer .footer-links a:hover { color: white; }

    /* ─── MOBILE HAMBURGER ─── */
    .nav-hamburger {
      display: none;
      background: transparent;
      border: 0;
      width: 44px; height: 44px;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      border-radius: 6px;
      transition: background 0.2s;
    }
    .nav-hamburger:hover { background: rgba(0,0,0,0.05); }
    .nav-hamburger span {
      display: block;
      width: 22px; height: 2px;
      background: var(--blue-dark);
      position: relative;
      transition: transform 0.2s, opacity 0.2s;
    }
    .nav-hamburger span::before,
    .nav-hamburger span::after {
      content: '';
      position: absolute;
      left: 0;
      width: 22px; height: 2px;
      background: var(--blue-dark);
      transition: transform 0.2s;
    }
    .nav-hamburger span::before { top: -7px; }
    .nav-hamburger span::after { top: 7px; }
    nav.nav-open .nav-hamburger span { background: transparent; }
    nav.nav-open .nav-hamburger span::before { transform: translateY(7px) rotate(45deg); }
    nav.nav-open .nav-hamburger span::after { transform: translateY(-7px) rotate(-45deg); }

    /* ─── RESPONSIVE ─── */
    @media (max-width: 768px) {
      .nav-hamburger { display: flex; }
      .nav-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0; right: 0;
        flex-direction: column;
        background: rgba(255,255,255,0.99);
        backdrop-filter: blur(8px);
        box-shadow: 0 8px 24px rgba(10,37,64,0.15);
        padding: 12px 5%;
        gap: 4px;
        border-top: 1px solid rgba(0,0,0,0.06);
      }
      nav.nav-open .nav-links { display: flex; }
      .nav-links li { width: 100%; padding: 0; border: 0 !important; margin: 0 !important; }
      .nav-links li:has(.nav-emergency) { margin-top: 8px !important; padding-top: 8px !important; border-top: 1px solid rgba(0,0,0,0.06) !important; }
      .nav-links a {
        display: flex !important;
        width: 100%;
        padding: 12px 14px;
        border-radius: 8px;
        font-size: 1rem;
        justify-content: flex-start;
      }
      .nav-cta, .nav-emergency, .nav-login {
        justify-content: center !important;
        margin: 4px 0 !important;
      }
      .about-inner, .contact-inner { grid-template-columns: 1fr; gap: 36px; }
      .form-row { grid-template-columns: 1fr; }
      .hero-stats { gap: 24px; }
      .contact-form { padding: 28px 20px; }
    }
    /* ─── SCROLL PROGRESS — uses brand gradient (navy → accent blue) ─── */
    #scroll-progress {
      position: fixed;
      top: 68px;
      left: 0;
      width: 0%;
      height: 3px;
      background: linear-gradient(90deg, #0a2540 0%, #2e86c1 100%);
      z-index: 99;
      transition: width 0.1s linear;
      box-shadow: 0 1px 4px rgba(46, 134, 193, .3);
    }

    /* ─── DISTINCT LIGHT SECTIONS ──────────────────────────────────
       Each section has its own background tone so visitors clearly see
       where one ends and the next begins. A thin coloured top border
       gives each section a definitive "start" line. */
    #gallery, #r22, #quote-calc { position: relative; overflow: hidden; }
    #gallery .gallery-inner, #r22 .r22-inner, #quote-calc .qc-inner { position: relative; z-index: 1; }

    /* Gallery — pure white (clean showcase) with brand-blue top accent */
    #gallery {
      padding: 100px 5% 110px;
      background: #ffffff;
      border-top: 4px solid #2e86c1;
    }
    #gallery::after {
      content: '';
      position: absolute;
      inset: 0;
      background: radial-gradient(ellipse at 85% 20%, rgba(46, 134, 193, 0.05), transparent 55%);
      pointer-events: none;
      z-index: 0;
    }
    .gallery-inner { max-width: 1300px; margin: 0 auto; }
    .gallery-eyebrow {
      display: inline-block;
      font-size: 12px;
      letter-spacing: 2.5px;
      font-weight: 800;
      color: #ffffff;
      background: #0a2540;
      padding: 6px 16px;
      border-radius: 999px;
      margin-bottom: 16px;
    }
    /* Strong, very readable title regardless of how the global .section-title is set */
    #gallery .section-title { margin-bottom: 10px; color: #0a2540 !important; }
    .gallery-sub {
      max-width: 640px;
      color: #374151;        /* much darker than the previous #5a6877 */
      font-size: 1.05rem;
      margin: 0 0 38px;
      line-height: 1.6;
    }
    /* Filter pills */
    .gallery-filters {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 28px;
    }
    .gallery-filter {
      background: #ffffff;
      border: 1.5px solid #cbd5e1;
      color: #0a2540;          /* solid navy text — high contrast on white */
      font: inherit;
      font-size: 14px;
      font-weight: 700;
      padding: 9px 18px;
      border-radius: 999px;
      cursor: pointer;
      transition: transform .15s ease, background .15s ease, color .15s ease, border-color .15s ease, box-shadow .15s ease;
    }
    .gallery-filter:hover {
      border-color: #2e86c1;
      background: #eaf2f8;
      transform: translateY(-1px);
    }
    .gallery-filter.active {
      background: linear-gradient(135deg, #0a2540, #1a5276);
      border-color: #0a2540;
      color: #ffffff;
      box-shadow: 0 6px 18px rgba(10, 37, 64, .30);
    }
    /* Masonry grid — FIXED-width columns so a single filtered item never balloons
       to fill the entire row. Whole grid is centered via justify-content so it
       always looks balanced regardless of how many items match the active filter. */
    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, 280px);
      justify-content: center;
      grid-auto-rows: 220px;
      grid-auto-flow: dense;
      gap: 16px;
    }
    .gallery-item {
      position: relative;
      margin: 0;
      border-radius: 18px;
      overflow: hidden;
      cursor: pointer;
      box-shadow: 0 4px 18px rgba(10, 37, 64, .10);
      transition: transform .35s cubic-bezier(.2,.7,.2,1), box-shadow .3s, opacity .35s;
      isolation: isolate;
      background: #0a2540;
    }
    .gallery-item.gallery-tall { grid-row: span 2; }
    .gallery-item.gallery-wide { grid-column: span 2; }
    .gallery-item img {
      width: 100%; height: 100%;
      object-fit: cover;
      display: block;
      transition: transform .8s cubic-bezier(.2,.7,.2,1), filter .35s;
    }
    .gallery-item::after {
      content: '';
      position: absolute; inset: 0;
      background: linear-gradient(to top,
        rgba(10, 37, 64, 0.95) 0%,
        rgba(10, 37, 64, 0.70) 30%,
        rgba(10, 37, 64, 0.20) 60%,
        transparent 80%);
      opacity: 0.85;
      transition: opacity .3s;
      pointer-events: none;
    }
    .gallery-item:hover { transform: translateY(-4px); box-shadow: 0 18px 42px rgba(10, 37, 64, .25); }
    .gallery-item:hover img { transform: scale(1.07); filter: saturate(1.1); }
    .gallery-item:hover::after { opacity: 0.95; }
    .gallery-item figcaption {
      position: absolute;
      left: 0; right: 0; bottom: 0;
      padding: 18px 20px;
      color: #ffffff;
      z-index: 1;
      text-shadow: 0 1px 4px rgba(0,0,0,0.5);
    }
    .gallery-item figcaption .tag {
      display: inline-block;
      font-size: 10px;
      font-weight: 800;
      letter-spacing: 1.5px;
      text-transform: uppercase;
      background: #2e86c1;        /* solid accent blue instead of see-through */
      color: #ffffff;
      padding: 4px 10px;
      border-radius: 999px;
      margin-bottom: 8px;
      text-shadow: none;
    }
    .gallery-item figcaption h3 {
      font-size: 1.15rem;
      font-weight: 700;
      letter-spacing: -0.2px;
      margin-bottom: 3px;
    }
    .gallery-item figcaption p {
      font-size: 0.85rem;
      opacity: 0.85;
      margin: 0;
    }
    .gallery-item:focus-visible { outline: 3px solid #2e86c1; outline-offset: 4px; }

    /* Hide non-matching tiles cleanly — display:none keeps the grid stable. */
    .gallery-item.hidden { display: none; }

    .gallery-cta { text-align: center; margin-top: 38px; color: #1f2937; font-weight: 500; }
    .gallery-cta a { color: #0a2540; font-weight: 800; text-decoration: none; border-bottom: 2px solid #2e86c1; padding-bottom: 2px; }
    .gallery-cta a:hover { color: #2e86c1; border-color: #0a2540; }

    /* Lightbox */
    .lightbox {
      position: fixed;
      inset: 0;
      background: rgba(8, 12, 22, 0.94);
      z-index: 9999;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 30px;
      animation: lightboxFade .25s ease;
    }
    .lightbox[hidden] { display: none; }
    @keyframes lightboxFade { from { opacity: 0; } to { opacity: 1; } }
    .lightbox-frame {
      max-width: 92vw;
      max-height: 86vh;
      display: flex;
      flex-direction: column;
      gap: 14px;
      align-items: center;
    }
    #lightbox-img {
      max-width: 92vw;
      max-height: 78vh;
      object-fit: contain;
      border-radius: 12px;
      box-shadow: 0 28px 70px rgba(0, 0, 0, 0.6);
    }
    #lightbox-caption {
      color: #fff;
      text-align: center;
      max-width: 720px;
      font-size: 0.95rem;
    }
    #lightbox-caption strong { display: block; font-size: 1.1rem; margin-bottom: 2px; }
    .lightbox-close, .lightbox-prev, .lightbox-next {
      position: absolute;
      background: rgba(255, 255, 255, 0.14);
      color: #fff;
      border: 0;
      cursor: pointer;
      width: 52px; height: 52px;
      border-radius: 50%;
      font-size: 26px;
      display: grid; place-items: center;
      transition: background .15s ease, transform .12s ease;
    }
    .lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover { background: rgba(255, 255, 255, 0.28); }
    .lightbox-close:active, .lightbox-prev:active, .lightbox-next:active { transform: scale(0.92); }
    .lightbox-close { top: 22px; right: 22px; }
    .lightbox-prev { left: 22px; top: 50%; transform: translateY(-50%); }
    .lightbox-next { right: 22px; top: 50%; transform: translateY(-50%); }
    .lightbox-counter {
      position: absolute;
      bottom: 24px; left: 50%;
      transform: translateX(-50%);
      color: rgba(255, 255, 255, 0.7);
      font-size: 13px;
      font-weight: 600;
      background: rgba(0, 0, 0, 0.4);
      padding: 6px 14px;
      border-radius: 999px;
    }

    /* Reveal-on-scroll for tiles */
    .gallery-item.reveal { animation: galleryReveal .6s cubic-bezier(.2,.7,.2,1) both; }
    @keyframes galleryReveal {
      from { opacity: 0; transform: translateY(28px); }
      to { opacity: 1; transform: translateY(0); }
    }

    @media (max-width: 768px) {
      #gallery { padding: 70px 5% 80px; }
      .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        grid-auto-rows: 180px;
        gap: 12px;
      }
      .gallery-item.gallery-wide { grid-column: span 1; }
      .gallery-item figcaption h3 { font-size: 0.95rem; }
      .lightbox-prev, .lightbox-next { width: 42px; height: 42px; font-size: 22px; }
    }
    @media (max-width: 480px) {
      .gallery-grid { grid-template-columns: 1fr; grid-auto-rows: 240px; }
      .gallery-item.gallery-tall { grid-row: span 1; }
    }

    /* ─── R22 PHASE-OUT SECTION ──────────────────────────────────── */
    /* Uses AMBER as its accent + distinct blue-grey background so the
       section is clearly its own block, not a continuation of Gallery. */
    #r22 {
      padding: 100px 5% 110px;
      background: #eaf1f8;
      border-top: 4px solid #d97706;
    }
    #r22::before {
      content: '';
      position: absolute;
      inset: 0;
      background: radial-gradient(ellipse at 5% 30%, rgba(217, 119, 6, 0.06), transparent 50%);
      pointer-events: none;
      z-index: 0;
    }
    .r22-inner { max-width: 1300px; margin: 0 auto; }
    .r22-grid { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 48px; align-items: start; }
    @media (max-width: 980px) { .r22-grid { grid-template-columns: 1fr; gap: 36px; } }

    .r22-eyebrow {
      display: inline-block;
      font-size: 12px;
      letter-spacing: 2.5px;
      font-weight: 800;
      color: #ffffff;
      background: #d97706;
      padding: 6px 16px;
      border-radius: 999px;
      margin-bottom: 16px;
      box-shadow: 0 2px 8px rgba(217, 119, 6, .35);
    }
    #r22 .section-title { color: #0a2540 !important; margin-bottom: 14px; max-width: 720px; }
    .r22-highlight { color: #b45309; }
    .r22-lead { color: #374151; font-size: 1.08rem; line-height: 1.65; margin-bottom: 30px; max-width: 660px; }
    .r22-lead strong { color: #0a2540; }

    .r22-timeline { display: flex; flex-direction: column; gap: 14px; margin-bottom: 32px; }
    .r22-tl-step {
      display: grid;
      grid-template-columns: 90px 1fr;
      gap: 18px;
      padding: 16px 20px;
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-left: 4px solid #cbd5e1;
      border-radius: 12px;
      box-shadow: 0 2px 8px rgba(10, 37, 64, 0.04);
    }
    .r22-tl-step.r22-tl-now {
      border-left-color: #d97706;
      background: linear-gradient(135deg, #fff 0%, #fef3c7 100%);
    }
    .r22-tl-year { font-size: 1.8rem; font-weight: 900; color: #0a2540; letter-spacing: -1px; }
    .r22-tl-now .r22-tl-year { color: #b45309; }
    .r22-tl-body strong { display: block; font-size: 1rem; color: #0a2540; margin-bottom: 4px; }
    .r22-tl-body p { color: #4b5563; font-size: 0.92rem; line-height: 1.5; margin: 0; }
    .r22-tl-now .r22-tl-body p strong { color: #b45309; }

    .r22-cta { display: flex; flex-wrap: wrap; gap: 12px; }
    .r22-cta-primary, .r22-cta-secondary {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 14px 26px;
      border-radius: 999px;
      font-weight: 700;
      font-size: 1rem;
      text-decoration: none;
      transition: transform .12s ease, box-shadow .12s ease, filter .15s ease;
    }
    .r22-cta-primary {
      background: linear-gradient(135deg, #0a2540, #1a5276);
      color: #fff;
      box-shadow: 0 6px 18px rgba(10, 37, 64, .28);
    }
    .r22-cta-primary:hover { transform: translateY(-1px); filter: brightness(1.1); box-shadow: 0 10px 24px rgba(10, 37, 64, .35); }
    .r22-cta-secondary {
      background: #ffffff;
      color: #0a2540;
      border: 2px solid #0a2540;
    }
    .r22-cta-secondary:hover { background: #0a2540; color: #fff; }

    .r22-side { display: flex; flex-direction: column; gap: 16px; }
    .r22-card {
      padding: 22px;
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 16px;
      box-shadow: 0 4px 14px rgba(10, 37, 64, .06);
    }
    .r22-card-danger { border-top: 4px solid #d97706; }
    .r22-card-ok { border-top: 4px solid #16a34a; }
    .r22-card-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
    .r22-card-head h3 { font-size: 1.05rem; font-weight: 700; color: #0a2540; margin: 0; }
    .r22-card-icon {
      display: inline-grid; place-items: center;
      width: 32px; height: 32px;
      border-radius: 50%;
      font-size: 16px; font-weight: 800;
      color: #fff;
    }
    .r22-card-danger .r22-card-icon { background: #d97706; }
    .r22-card-ok .r22-card-icon { background: #16a34a; }
    .r22-card ul { list-style: none; padding: 0; margin: 0; }
    .r22-card li {
      padding: 8px 0 8px 22px;
      position: relative;
      color: #374151;
      font-size: 0.92rem;
      line-height: 1.5;
      border-top: 1px solid #f1f5f9;
    }
    .r22-card li:first-child { border-top: 0; }
    .r22-card li::before {
      content: '';
      position: absolute; left: 0; top: 16px;
      width: 8px; height: 8px;
      border-radius: 50%;
    }
    .r22-card-danger li::before { background: #d97706; }
    .r22-card-ok li::before { background: #16a34a; }
    .r22-card li strong { color: #0a2540; }

    .r22-refrigerants {
      padding: 18px 20px;
      background: linear-gradient(135deg, #0a2540 0%, #1a5276 100%);
      border-radius: 16px;
      color: #fff;
    }
    .r22-refrigerants-title { font-size: 11px; letter-spacing: 1.5px; font-weight: 800; text-transform: uppercase; opacity: 0.85; margin-bottom: 10px; }
    .r22-refrigerants-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
    .r22-refrig-chip {
      background: rgba(255, 255, 255, 0.12);
      backdrop-filter: blur(8px);
      padding: 10px 12px;
      border-radius: 10px;
      font-size: 0.88rem;
    }
    .r22-refrig-chip strong { display: block; font-size: 1.1rem; font-weight: 800; margin-bottom: 2px; }
    .r22-refrig-chip span { opacity: 0.85; font-size: 0.78rem; }

    /* ─── INSTANT QUOTE CALCULATOR ──────────────────────────────── */
    /* Distinct soft warm-white background + green top accent so this
       section reads as its own "action / conversion" block. */
    #quote-calc {
      padding: 100px 5% 110px;
      background: #f5f8fb;
      border-top: 4px solid #16a34a;
    }
    #quote-calc .qc-inner::before {
      content: '';
      position: absolute;
      top: -40px; left: 50%;
      width: 600px; height: 600px;
      transform: translateX(-50%);
      background: radial-gradient(circle, rgba(46, 134, 193, 0.07), transparent 60%);
      pointer-events: none;
      z-index: -1;
    }
    #quote-calc .qc-inner { position: relative; }
    .qc-inner { max-width: 980px; margin: 0 auto; }
    .qc-head { text-align: center; margin-bottom: 36px; }
    .qc-eyebrow {
      display: inline-block;
      font-size: 12px;
      letter-spacing: 2.5px;
      font-weight: 800;
      color: #ffffff;
      background: #2e86c1;
      padding: 6px 16px;
      border-radius: 999px;
      margin-bottom: 16px;
    }
    #quote-calc .section-title { color: #0a2540 !important; margin-bottom: 10px; }
    .qc-sub { color: #374151; font-size: 1.05rem; line-height: 1.6; max-width: 600px; margin: 0 auto; }

    .qc-form {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 18px;
      padding: 28px;
      box-shadow: 0 6px 22px rgba(10, 37, 64, .07);
    }
    .qc-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
    .qc-row:last-child { margin-bottom: 0; }
    @media (max-width: 640px) { .qc-row { grid-template-columns: 1fr; } }
    .qc-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
    .qc-lbl { font-size: 12px; font-weight: 700; color: #0a2540; letter-spacing: 0.3px; text-transform: uppercase; }
    .qc-field select, .qc-field input {
      padding: 13px 16px;
      border: 1.5px solid #cbd5e1;
      border-radius: 10px;
      background: #ffffff;
      color: #0a2540;
      font: inherit;
      font-size: 0.96rem;
      font-weight: 500;
      transition: border-color .15s ease, box-shadow .15s ease;
    }
    .qc-field select:focus, .qc-field input:focus {
      outline: none;
      border-color: #2e86c1;
      box-shadow: 0 0 0 4px rgba(46, 134, 193, 0.18);
    }
    .qc-submit {
      background: linear-gradient(135deg, #0a2540, #1a5276);
      color: #fff;
      border: 0;
      border-radius: 10px;
      padding: 13px 24px;
      font: inherit;
      font-size: 0.96rem;
      font-weight: 700;
      cursor: pointer;
      transition: transform .12s ease, filter .15s ease, box-shadow .15s ease;
      box-shadow: 0 6px 18px rgba(10, 37, 64, .28);
    }
    .qc-submit:hover { transform: translateY(-1px); filter: brightness(1.1); box-shadow: 0 10px 24px rgba(10, 37, 64, .35); }
    .qc-submit:active { transform: translateY(0); }

    .qc-result {
      margin-top: 26px;
      background: linear-gradient(135deg, #0a2540 0%, #1a5276 100%);
      border-radius: 22px;
      padding: 36px 32px;
      color: #fff;
      box-shadow: 0 20px 50px rgba(10, 37, 64, .25);
      animation: qcResultIn .5s cubic-bezier(.2,.7,.2,1) both;
    }
    @keyframes qcResultIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
    .qc-result-head { text-align: center; margin-bottom: 24px; }
    .qc-result-eyebrow {
      display: inline-block;
      font-size: 11px;
      letter-spacing: 2.5px;
      font-weight: 800;
      color: rgba(255, 255, 255, 0.8);
      margin-bottom: 12px;
    }
    .qc-result-range {
      font-size: clamp(2.2rem, 5vw, 3.4rem);
      font-weight: 900;
      letter-spacing: -1.5px;
      line-height: 1;
      color: #fff;
      margin-bottom: 8px;
    }
    .qc-result-meta { color: rgba(255, 255, 255, 0.85); font-size: 0.95rem; }

    .qc-result-breakdown {
      background: rgba(255, 255, 255, 0.08);
      border-radius: 14px;
      padding: 18px 20px;
      margin-bottom: 18px;
    }
    .qc-breakdown-row {
      display: flex; justify-content: space-between; align-items: center;
      padding: 8px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      font-size: 0.92rem;
    }
    .qc-breakdown-row:last-child { border-bottom: 0; }
    .qc-breakdown-row span:last-child { font-weight: 700; }

    .qc-disclaimer {
      background: rgba(255, 255, 255, 0.10);
      border-left: 3px solid #fbbf24;
      padding: 12px 16px;
      border-radius: 8px;
      font-size: 0.85rem;
      line-height: 1.5;
      color: rgba(255, 255, 255, 0.92);
      margin-bottom: 22px;
    }
    .qc-disclaimer strong { color: #fbbf24; }

    .qc-cta-row { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
    .qc-book, .qc-recalc {
      padding: 14px 26px;
      border-radius: 999px;
      font: inherit;
      font-size: 0.98rem;
      font-weight: 700;
      cursor: pointer;
      transition: transform .12s ease, filter .15s ease;
    }
    .qc-book {
      background: linear-gradient(135deg, #16a34a, #15803d);
      color: #fff;
      border: 0;
      box-shadow: 0 6px 18px rgba(22, 163, 74, .35);
    }
    .qc-book:hover { transform: translateY(-1px); filter: brightness(1.08); }
    .qc-recalc {
      background: rgba(255, 255, 255, 0.12);
      color: #fff;
      border: 1.5px solid rgba(255, 255, 255, 0.3);
    }
    .qc-recalc:hover { background: rgba(255, 255, 255, 0.2); }

    /* ── Instant Price wizard (step-by-step) ─────────────────────────── */
    .qcw {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 18px;
      padding: 28px;
      box-shadow: 0 6px 22px rgba(10, 37, 64, .07);
      overflow: hidden;
    }
    .qcw-progress {
      display: flex; flex-wrap: wrap; gap: 6px 18px; justify-content: center;
      margin-bottom: 26px;
    }
    .qcw-pstep {
      display: flex; align-items: center; gap: 7px;
      font-size: 11.5px; font-weight: 700; letter-spacing: .4px;
      color: #94a3b8; text-transform: uppercase;
    }
    .qcw-pstep .dot {
      width: 22px; height: 22px; border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      background: #e2e8f0; color: #64748b; font-size: 11px; font-weight: 800;
      transition: background .2s ease, color .2s ease;
    }
    .qcw-pstep.done .dot { background: #16a34a; color: #fff; }
    .qcw-pstep.active { color: #0a2540; }
    .qcw-pstep.active .dot { background: linear-gradient(135deg, #0a2540, #2e86c1); color: #fff; }
    @media (max-width: 640px) { .qcw-pstep span.plbl { display: none; } .qcw-progress { gap: 6px; } }

    .qcw-viewport { position: relative; min-height: 300px; }
    .qcw-step { will-change: transform, opacity; }
    .qcw-step.anim-fwd { animation: qcwInFwd .32s cubic-bezier(.2,.7,.2,1) both; }
    .qcw-step.anim-back { animation: qcwInBack .32s cubic-bezier(.2,.7,.2,1) both; }
    @keyframes qcwInFwd  { from { opacity: 0; transform: translateX(60px); }  to { opacity: 1; transform: translateX(0); } }
    @keyframes qcwInBack { from { opacity: 0; transform: translateX(-60px); } to { opacity: 1; transform: translateX(0); } }

    .qcw-q { font-size: clamp(1.15rem, 2.4vw, 1.45rem); font-weight: 800; color: #0a2540; text-align: center; margin-bottom: 6px; }
    .qcw-hint { text-align: center; color: #64748b; font-size: .93rem; margin-bottom: 22px; }

    .qcw-options { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
    .qcw-card {
      background: #ffffff; border: 1.5px solid #cbd5e1; border-radius: 14px;
      padding: 16px 14px; text-align: center; cursor: pointer;
      font: inherit; transition: border-color .15s ease, box-shadow .15s ease, transform .12s ease, background .15s ease;
    }
    .qcw-card:hover { border-color: #2e86c1; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(10,37,64,.10); }
    .qcw-card.sel {
      border-color: #2e86c1; background: #eef6fc;
      box-shadow: 0 0 0 4px rgba(46, 134, 193, 0.18);
    }
    .qcw-card .ico { font-size: 26px; display: block; margin-bottom: 8px; }
    .qcw-card .lbl { display: block; font-weight: 700; color: #0a2540; font-size: .95rem; line-height: 1.25; }
    .qcw-card .desc { display: block; font-size: .78rem; color: #64748b; margin-top: 5px; line-height: 1.35; }
    .qcw-card .price { display: block; font-size: .8rem; font-weight: 800; color: #16a34a; margin-top: 7px; }
    .qcw-count .qcw-card .lbl { font-size: 1.5rem; }

    .qcw-roomblock {
      background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 14px;
      padding: 16px 18px; margin-bottom: 14px; text-align: left;
    }
    .qcw-roomblock h4 { color: #0a2540; font-size: .95rem; margin-bottom: 10px; }
    .qcw-chiplbl { display: block; font-size: 11px; font-weight: 800; letter-spacing: .5px; text-transform: uppercase; color: #64748b; margin: 10px 0 6px; }
    .qcw-chips { display: flex; flex-wrap: wrap; gap: 8px; }
    .qcw-chip {
      border: 1.5px solid #cbd5e1; background: #fff; color: #0a2540;
      border-radius: 999px; padding: 8px 14px; font: inherit; font-size: .84rem; font-weight: 600;
      cursor: pointer; transition: all .13s ease;
    }
    .qcw-chip:hover { border-color: #2e86c1; }
    .qcw-chip.sel { background: linear-gradient(135deg, #0a2540, #1a5276); color: #fff; border-color: #0a2540; }
    .qcw-chip small { opacity: .75; font-weight: 500; }

    .qcw-nav { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 24px; }
    .qcw-back {
      background: none; border: 1.5px solid #cbd5e1; color: #0a2540;
      border-radius: 10px; padding: 12px 22px; font: inherit; font-size: .95rem; font-weight: 700;
      cursor: pointer; transition: border-color .15s ease, background .15s ease;
    }
    .qcw-back:hover { border-color: #2e86c1; background: #eef6fc; }
    .qcw-next[disabled] { opacity: .45; cursor: not-allowed; transform: none; }

    /* ---------- Explore drawer + sub-page top bar ---------- */
    .nav-explore {
      background: rgba(0,174,239,.1); border: 1px solid rgba(0,174,239,.35); color: #7fdfff;
      padding: 7px 13px; border-radius: 999px; cursor: pointer; font: inherit; font-size: .92rem;
      font-weight: 600; transition: all .18s; line-height: 1;
    }
    .nav-explore:hover { background: rgba(0,174,239,.2); border-color: #00AEEF; color: #fff; }
    .drawer-overlay {
      position: fixed; inset: 0; background: rgba(4,10,20,.55);
      backdrop-filter: blur(2px); z-index: 998;
    }
    .drawer-overlay[hidden] { display: none; }
    .drawer {
      position: fixed; top: 0; right: 0; bottom: 0; width: min(340px, 88vw);
      background: linear-gradient(165deg, #0a1f44, #04101f); z-index: 999;
      transform: translateX(105%); transition: transform .28s cubic-bezier(.2,.7,.2,1);
      display: flex; flex-direction: column; padding: 18px;
      box-shadow: -12px 0 40px rgba(0,0,0,.45);
    }
    .drawer.open { transform: translateX(0); }
    .drawer-head {
      display: flex; align-items: center; justify-content: space-between;
      padding-bottom: 14px; margin-bottom: 12px;
      border-bottom: 1px solid rgba(255,255,255,.08);
    }
    .drawer-label {
      font-size: 11px; font-weight: 800; letter-spacing: .18em;
      color: #5f7ca6; text-transform: uppercase; margin: 4px 2px 10px;
    }
    .drawer-head img { height: 34px; width: auto; }
    .drawer-close { background: none; border: 0; color: #9db2cf; font-size: 22px; cursor: pointer; padding: 6px; }
    .drawer-close:hover { color: #fff; }
    .drawer .drawer-links { display: flex; flex-direction: column; gap: 8px; align-items: stretch; }
    .drawer .drawer-links a,
    .drawer .drawer-links a:link,
    .drawer .drawer-links a:visited {
      display: flex; width: 100%; box-sizing: border-box;
      gap: 12px; align-items: center; padding: 11px 12px;
      border-radius: 12px; border: 1px solid rgba(255,255,255,.07);
      background: rgba(255,255,255,.04);
      color: #fff; text-decoration: none; text-align: left;
      font-weight: 400;
      transition: border-color .18s, background .18s, transform .18s;
    }
    @media (hover: hover) {
      .drawer .drawer-links a:hover { border-color: rgba(0,174,239,.5); background: rgba(0,174,239,.1); transform: translateX(-3px); }
    }
    .drawer .drawer-links .ico {
      flex: 0 0 42px; height: 42px; display: grid; place-items: center;
      background: rgba(0,174,239,.12); border: 1px solid rgba(0,174,239,.2);
      border-radius: 10px; font-size: 19px; line-height: 1;
    }
    .drawer .drawer-links strong { display: block; color: #fff; font-size: .94rem; line-height: 1.25; text-decoration: none; }
    .drawer .drawer-links small { display: block; color: #8fa7c4; font-size: .78rem; line-height: 1.35; margin-top: 2px; text-decoration: none; }
    .drawer .drawer-call,
    .drawer .drawer-call:link,
    .drawer .drawer-call:visited {
      margin-top: auto; text-align: center; padding: 13px; border-radius: 12px;
      background: linear-gradient(135deg, #1d4ed8, #00AEEF); color: #fff;
      font-weight: 700; text-decoration: none;
    }
    .drawer-call {
      margin-top: auto; text-align: center; padding: 13px; border-radius: 12px;
      background: linear-gradient(135deg, #1d4ed8, #00AEEF); color: #fff; font-weight: 700;
    }
    .subnav {
      position: sticky; top: 0; z-index: 100; display: flex; align-items: center;
      justify-content: space-between; gap: 14px; padding: 12px 5%;
      background: rgba(10, 31, 68, .92); backdrop-filter: blur(10px);
      border-bottom: 1px solid rgba(255,255,255,.08);
    }
    .subnav img { height: 36px; width: auto; display: block; }
    .subnav .sn-right { display: flex; align-items: center; gap: 10px; }
    .subnav .sn-back { color: #cfe4f5; font-weight: 600; font-size: .92rem; }
    .subnav .sn-back:hover { color: #00AEEF; }
    .page-hero { padding: 72px 5% 8px; text-align: center; }
    .page-hero h1 { font-size: clamp(1.9rem, 4.5vw, 3rem); font-weight: 900; color: #0a2540; letter-spacing: -.02em; }
    .page-hero p { max-width: 640px; margin: 14px auto 0; color: #5a6b7e; font-size: 1.05rem; line-height: 1.6; }
    body.subpage { background: #f4f8fb; }
    body.subpage.dark { background: #06141c; }
    body.subpage.dark .page-hero h1 { color: #eaf6f8; }
    body.subpage.dark .page-hero p { color: #a9c8cf; }