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

    body {
      font-family: 'Inter', sans-serif;
      background-color: #f9fafb;
      color: #111827;
      line-height: 1.5;
      scroll-behavior: smooth;
    }

    .container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* Buttons & CTA */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-weight: 600;
      font-size: 1rem;
      padding: 12px 28px;
      border-radius: 40px;
      text-decoration: none;
      transition: all 0.2s ease;
      cursor: pointer;
      border: none;
      background: none;
    }

    .btn-primary {
      background: #1f4f3c;
      color: white;
      box-shadow: 0 2px 6px rgba(0,0,0,0.05);
    }

    .btn-primary:hover {
      background: #0e3a2a;
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(31,79,60,0.2);
    }

    .btn-outline {
      border: 1.5px solid #1f4f3c;
      color: #1f4f3c;
      background: transparent;
    }

    .btn-outline:hover {
      background: #eef6f2;
      border-color: #0e3a2a;
    }

    /* Hero - darker background for more emphasis */
    .hero {
      padding: 64px 0 48px;
      background: linear-gradient(135deg, #eef3f0 0%, #e2ece6 100%);
      border-bottom: 1px solid #cddbd4;
    }

    .hero h1 {
      font-size: 3rem;
      font-weight: 700;
      letter-spacing: -0.02em;
      line-height: 1.2;
      margin-bottom: 20px;
      color: #0a2a20;
    }

    .hero .subhead {
      font-size: 1.25rem;
      color: #2b4d3e;
      max-width: 650px;
      margin-bottom: 32px;
    }

    .trust-badge {
      display: flex;
      flex-wrap: wrap;
      gap: 24px;
      margin-top: 32px;
      align-items: center;
    }

    .trust-badge span {
      font-size: 0.85rem;
      font-weight: 500;
      color: #1c4d38;
      background: #e0f0e8;
      padding: 4px 12px;
      border-radius: 30px;
    }

    /* Tab Navigation - Enhanced & deeper colors */
    .tabs-container {
      background: white;
      border-radius: 24px 24px 0 0;
      margin-top: 24px;
      border-bottom: 1px solid #d4e0da;
      box-shadow: 0 -2px 8px rgba(0,0,0,0.02);
    }

    .tab-nav {
      display: flex;
      gap: 12px;
      padding: 0;
      background: #ffffff;
      border-radius: 24px 24px 0 0;
    }

    .tab-btn {
      background: transparent;
      border: none;
      padding: 16px 36px;
      font-size: 1.1rem;
      font-weight: 700;
      cursor: pointer;
      border-radius: 30px 30px 0 0;
      transition: all 0.25s ease;
      font-family: 'Inter', sans-serif;
      letter-spacing: -0.2px;
      position: relative;
      margin-right: 6px;
    }

    .tab-btn:first-child {
      background: #eef3f0;
      color: #1f4f3c;
      border-bottom: 3px solid #1f4f3c;
    }

    .tab-btn.secondary-tab {
      background: #f9f5ef;
      color: #8b5a2b;
    }

    .tab-btn.secondary-tab.active-tab {
      background: #fef3e4;
      color: #b45f1b;
      border-bottom: 3px solid #b45f1b;
      box-shadow: 0 -2px 6px rgba(180, 95, 27, 0.08);
    }

    .tab-btn:first-child.active-tab {
      background: #e6f0ea;
      color: #0e4f38;
      border-bottom: 3px solid #0e4f38;
      box-shadow: 0 -2px 6px rgba(14, 79, 56, 0.08);
    }

    .tab-btn:first-child:not(.active-tab) {
      background: #f4f8f6;
      color: #668a78;
      border-bottom: 2px solid transparent;
    }

    .tab-btn.secondary-tab:not(.active-tab) {
      background: #fefcf8;
      color: #c08a54;
      border-bottom: 2px solid transparent;
    }

    .tab-btn:hover {
      transform: translateY(-1px);
      background: #f0f4f2;
    }

    .tab-content {
      background: white;
      border-radius: 0 0 28px 28px;
      padding: 32px 28px;
      margin-bottom: 32px;
      box-shadow: 0 4px 14px rgba(0, 0, 0, 0.03);
      border: 1px solid #eef2f0;
      border-top: none;
    }

    .tab-pane {
      display: none;
      animation: fadeIn 0.25s ease;
    }

    .tab-pane.active-pane {
      display: block;
    }

    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(6px);}
      to { opacity: 1; transform: translateY(0);}
    }

    .section {
      padding: 48px 0 32px;
      border-bottom: 1px solid #e9eaec;
    }

    .section:last-of-type {
      border-bottom: none;
    }

    .section-title {
      font-size: 1.9rem;
      font-weight: 700;
      margin-bottom: 16px;
      color: #0f2b22;
    }

    .grid-2 {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 32px;
    }

    .card {
      background: white;
      border-radius: 28px;
      padding: 28px;
      box-shadow: 0 8px 20px rgba(0,0,0,0.02), 0 2px 6px rgba(0,0,0,0.05);
      border: 1px solid #edf2f0;
    }

    .card h3 {
      font-size: 1.5rem;
      font-weight: 600;
      margin-bottom: 16px;
    }

    /* Unified sample & fee card */
    .sample-fee-unified {
      background: #ffffff;
      border-radius: 28px;
      border: 1px solid #e2ece6;
      overflow: hidden;
      box-shadow: 0 8px 20px rgba(0,0,0,0.03);
    }

    .sample-header {
      background: #f6faf8;
      padding: 24px 28px;
      border-bottom: 1px solid #e2ece6;
    }

    .sample-header h3 {
      font-size: 1.5rem;
      font-weight: 700;
      color: #1f4f3c;
      margin-bottom: 6px;
    }

    .sample-detail-table {
      width: 100%;
      border-collapse: collapse;
    }

    .sample-detail-table td {
      padding: 20px 28px;
      border-bottom: 1px solid #eff3f1;
      vertical-align: top;
    }

    .sample-detail-table tr:last-child td {
      border-bottom: none;
    }

    .sample-type-title {
      font-weight: 800;
      font-size: 1.2rem;
      color: #1a4536;
      margin-bottom: 8px;
    }

    .sample-price {
      font-size: 1.5rem;
      font-weight: 800;
      color: #1f4f3c;
      margin: 4px 0;
    }

    .sample-price small {
      font-size: 0.85rem;
      font-weight: normal;
      color: #648e7a;
    }

    .sample-desc {
      color: #4a665b;
      line-height: 1.5;
      margin-top: 8px;
    }

    .fee-list {
      list-style: none;
      padding-left: 0;
      margin-top: 12px;
    }

    .fee-list li {
      margin-bottom: 12px;
      display: flex;
      align-items: baseline;
      gap: 8px;
      font-size: 0.95rem;
    }

    .fee-label {
      font-weight: 600;
      min-width: 150px;
      color: #2d4a3e;
    }

    .fee-detail {
      color: #4a5e55;
    }

    .info-note {
      background: #fef8e7;
      padding: 14px 20px;
      border-radius: 20px;
      font-size: 0.9rem;
      margin-top: 20px;
      color: #9e7618;
    }

    .steps {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      justify-content: space-between;
      margin-top: 24px;
    }

    .step-item {
      flex: 1;
      min-width: 180px;
      background: #ffffff;
      padding: 24px 20px;
      border-radius: 28px;
      text-align: center;
      border: 1px solid #e9edec;
    }

    .step-number {
      background: #1f4f3c10;
      color: #1f4f3c;
      width: 44px;
      height: 44px;
      font-weight: 800;
      font-size: 1.5rem;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 60px;
      margin: 0 auto 16px;
    }

    .faq-item {
      background: white;
      border-radius: 20px;
      padding: 20px 24px;
      margin-bottom: 16px;
      border: 1px solid #eef2f0;
    }

    .faq-question {
      font-weight: 700;
      font-size: 1.05rem;
      margin-bottom: 8px;
    }

    .cta-bottom {
      text-align: center;
      background: #eef6f2;
      border-radius: 48px;
      padding: 56px 32px;
      margin: 32px 0 48px;
    }

    /* Artwork guidelines */
    .guidelines-list {
      display: flex;
      flex-direction: column;
      gap: 24px;
    }
    .guideline-block {
      border-left: 4px solid #b45f1b;
      padding-left: 20px;
      background: #fefcf9;
      border-radius: 12px;
      padding: 18px 20px;
      box-shadow: 0 1px 2px rgba(0,0,0,0.02);
    }
    .guideline-block h4 {
      font-size: 1.25rem;
      font-weight: 700;
      color: #b45f1b;
      margin-bottom: 12px;
    }
    .guideline-block p, .guideline-block ul {
      color: #2c3e35;
      margin-bottom: 6px;
    }
    .guideline-block ul {
      padding-left: 20px;
      margin-top: 6px;
    }
    .accepted-formats {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
      margin-top: 12px;
    }
    .format-badge {
      background: #f0e7db;
      color: #9b5a2a;
      padding: 6px 16px;
      border-radius: 40px;
      font-weight: 600;
      font-size: 0.85rem;
    }

    input, select, textarea {
      font-family: inherit;
      background-color: #ffffff;
    }

    footer {
      padding: 32px 0 48px;
      text-align: center;
      color: #6c7a6e;
      font-size: 0.85rem;
    }

    @media (max-width: 768px) {
      .hero h1 { font-size: 2.2rem; }
      .section-title { font-size: 1.7rem; }
      .tab-btn { padding: 12px 20px; font-size: 0.9rem; }
      .tab-content { padding: 20px 16px; }
      .sample-detail-table td {
        display: block;
        padding: 16px;
      }
      .fee-label {
        min-width: auto;
      }
    }