/* ── DESIGN TOKENS ── */

    /* ── WHATSAPP FLOATING ── */
    .wa-float {
      position: fixed;
      bottom: 24px;
      right: 24px;
      z-index: 999;
      width: 56px;
      height: 56px;
      border-radius: 50%;
      background: #25D366;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
      transition: transform 0.3s var(--ease-bounce), box-shadow 0.3s;
      animation: waPulse 3s ease-in-out infinite;
    }

    .wa-float:hover {
      transform: scale(1.15) rotate(-5deg);
      box-shadow: 0 12px 32px rgba(37, 211, 102, 0.5);
    }

    .wa-float svg {
      width: 28px;
      height: 28px;
      fill: #fff;
    }

    @keyframes waPulse {

      0%,
      100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45), 0 0 0 0 rgba(37, 211, 102, 0.3);
      }

      50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45), 0 0 0 12px rgba(37, 211, 102, 0);
      }
    }

    /* ── TOP STRIP ── */

    /* ── STICKY NAVIGATION HEADER ── */

    .logo:hover {
      transform: scale(1.05);
    }

    .nav-links a::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 0%;
      height: 2px;
      background: var(--tagz);
      transition: width 0.3s var(--ease);
      border-radius: 2px;
    }

    .nav-links a:hover::after {
      width: 100%;
    }

    /* ── GLOBAL ACTIONS BUTTONS ── */

    .btn-outline {
      background: transparent;
      border: 1.5px solid var(--paper);
      color: var(--ink);
    }

    .btn-outline:hover {
      border-color: var(--ink);
      background: var(--warm);
    }

    .btn:disabled {
      opacity: 0.5;
      cursor: not-allowed;
      transform: none;
      box-shadow: none;
    }

    /* ── LAYOUT ── */
    .wrap {
      max-width: 1320px;
      margin: auto;
      padding: 0 20px;
      width: 100%;
    }

    section {
      padding: 80px 0;
      flex: 1;
    }

    .sec-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-family: var(--ff-head);
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.15em;
      color: var(--tagz);
      margin-bottom: 16px;
      text-transform: uppercase;
    }

    .sec-eyebrow::before {
      content: '';
      width: 24px;
      height: 2px;
      background: var(--tagz);
      border-radius: 999px;
    }

    .sec-head {
      font-family: var(--ff-head);
      font-size: clamp(36px, 8vw, 56px);
      font-weight: 800;
      letter-spacing: -0.035em;
      line-height: 1.1;
      margin-bottom: 18px;
    }

    .sec-head em {
      font-family: var(--ff-serif);
      font-style: italic;
      font-weight: 400;
      color: var(--tagz);
      letter-spacing: -0.02em;
    }

    .sec-desc {
      font-size: 16px;
      line-height: 1.6;
      color: var(--ink-2);
      margin-bottom: 40px;
      max-width: 650px;
      font-weight: 400;
    }

    /* ── NFC PROGRAMMER TOOL ── */
    .tool-container {
      display: grid;
      grid-template-columns: 1fr;
      gap: 32px;
      background: #fff;
      border: 1px solid var(--paper);
      border-radius: var(--r-xl);
      padding: 32px;
      box-shadow: 0 12px 48px rgba(0, 0, 0, 0.03);
    }

    @media (min-width: 900px) {
      .tool-container {
        grid-template-columns: 1fr 1fr;
        padding: 48px;
      }
    }

    /* Status Banner */
    .status-banner {
      padding: 16px;
      border-radius: var(--r);
      margin-bottom: 32px;
      font-size: 14px;
      font-weight: 500;
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .status-banner.unsupported {
      background: var(--tagz-lt);
      color: var(--tagz-dk);
      border: 1px solid rgba(255, 69, 0, 0.2);
    }

    .status-banner.supported {
      background: var(--teal-lt);
      color: var(--teal);
      border: 1px solid rgba(0, 122, 107, 0.2);
    }

    /* Form Layout */
    .form-group {
      margin-bottom: 24px;
    }

    .form-group label {
      display: block;
      font-family: var(--ff-head);
      font-weight: 700;
      font-size: 14px;
      margin-bottom: 8px;
      color: var(--ink);
    }

    .form-control,
    .form-select {
      width: 100%;
      padding: 14px 16px;
      font-family: var(--ff-body);
      font-size: 15px;
      background: var(--warm);
      border: 1px solid var(--paper);
      border-radius: var(--r);
      color: var(--ink);
      transition: all 0.2s;
      outline: none;
    }

    .form-control:focus,
    .form-select:focus {
      border-color: var(--tagz);
      background: #fff;
      box-shadow: 0 0 0 4px var(--tagz-lt);
    }

    .form-control::placeholder {
      color: var(--ink-3);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }

    /* Preview Card */
    .preview-card {
      background: var(--ink);
      color: #fff;
      border-radius: var(--r-lg);
      padding: 32px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .preview-header {
      font-family: var(--ff-head);
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 24px;
      color: var(--tagz);
    }

    .payload-display {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      padding: 20px;
      border-radius: var(--r);
      font-family: monospace;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.8);
      word-break: break-all;
      margin-bottom: 32px;
      min-height: 120px;
    }

    .payload-type {
      display: inline-block;
      background: var(--tagz);
      color: #fff;
      padding: 4px 8px;
      border-radius: 6px;
      font-size: 11px;
      font-weight: bold;
      margin-bottom: 12px;
      font-family: var(--ff-head);
      letter-spacing: 0.05em;
      text-transform: uppercase;
    }

    .action-buttons {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    /* Log Screen */
    #action-log {
      margin-top: 20px;
      font-size: 13px;
      padding: 14px;
      border-radius: var(--r);
      display: none;
      font-weight: 500;
      line-height: 1.5;
    }

    .log-success {
      background: var(--teal-lt);
      color: var(--teal);
      border: 1px solid rgba(0, 122, 107, 0.2);
      display: block !important;
    }

    .log-error {
      background: var(--tagz-lt);
      color: var(--tagz-dk);
      border: 1px solid rgba(255, 69, 0, 0.2);
      display: block !important;
    }

    .log-wait {
      background: var(--warm);
      color: var(--ink-2);
      border: 1px solid var(--paper);
      display: block !important;
    }

    /* ── TRUST BADGES SYSTEM ── */
    .badges-section {
      background: var(--ink);
      padding: 60px 0;
    }

    .badges-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
    }

    .badge-card {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.06);
      border-radius: var(--r-xl);
      padding: 24px 16px;
      text-align: center;
      transition: all 0.3s var(--ease);
    }

    .badge-icon {
      font-size: 32px;
      margin-bottom: 12px;
      display: block;
    }

    .badge-title {
      font-family: var(--ff-head);
      font-size: 14px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 4px;
    }

    .badge-sub {
      font-size: 11px;
      color: rgba(255, 255, 255, 0.5);
      font-weight: 500;
    }

    /* ── FOOTER SYSTEM ── */

    .footer-top {
      display: grid;
      grid-template-columns: 1fr;
      gap: 48px;
      margin-bottom: 60px;
    }

    .footer-brand p {
      font-size: 14px;
      line-height: 1.6;
      margin-top: 16px;
      font-weight: 400;
      max-width: 100%;
    }

    .footer-address {
      font-size: 12px;
      margin-top: 16px;
      color: rgba(255, 255, 255, 0.5);
      line-height: 1.5;
    }

    .footer-address strong {
      color: rgba(255, 255, 255, 0.8);
      font-weight: 600;
      display: block;
      margin-bottom: 4px;
    }

    .footer-col h4 {
      font-family: var(--ff-head);
      font-size: 12px;
      font-weight: 800;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: rgba(255, 255, 255, 0.4);
      margin-bottom: 20px;
    }

    .footer-col ul {
      list-style: none;
    }

    .footer-col li {
      margin-bottom: 12px;
    }

    .footer-col a {
      font-size: 14px;
      font-weight: 500;
      color: rgba(255, 255, 255, 0.6);
      transition: color 0.2s, transform 0.2s;
      display: inline-block;
    }

    .footer-col a:hover {
      color: #fff;
      transform: translateX(4px);
    }

    .wa-footer {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: rgba(37, 211, 102, 0.1);
      border: 1px solid rgba(37, 211, 102, 0.3);
      border-radius: var(--r);
      padding: 12px 20px;
      margin-top: 24px;
      font-family: var(--ff-head);
      font-size: 14px;
      font-weight: 700;
      color: #25D366;
      transition: all 0.3s var(--ease);
    }

    .wa-footer:hover {
      background: rgba(37, 211, 102, 0.2);
      transform: translateY(-2px);
    }

    .wa-footer svg {
      width: 18px;
      height: 18px;
      fill: #25D366;
    }

    /* ── RESPONSIVE OVERRIDES ── */
    @media (min-width: 600px) {
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (min-width: 768px) {

      .badges-grid {
        grid-template-columns: repeat(4, 1fr);
      }
    }

    @media (min-width: 1024px) {
      .footer-top {
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 60px;
      }

      .footer-brand p {
        max-width: 320px;
      }

      .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
      }
    }

    @media (hover: hover) {
      .badge-card:hover {
        background: rgba(255, 255, 255, 0.06);
        border-color: rgba(255, 69, 0, 0.4);
        transform: translateY(-4px);
        box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
      }
    }