/* =====================
       CSS VARIABLES
    ===================== */
    :root {
      --primary: #003580;
      --primary-hover: #002a66;
      --primary-light: rgba(0,53,128,0.08);
      --bg-page: #f8fafc;
      --bg-white: #ffffff;
      --bg-dark: #0f1723;
      --border: #e2e8f0;
      --border-light: #f1f5f9;
      --text-dark: #1e293b;
      --text-body: #64748b;
      --text-muted: #94a3b8;
      --shadow-sm: 0 1px 3px rgba(0,0,0,0.07);
      --shadow-md: 0 4px 16px rgba(0,0,0,0.09);
      --shadow-primary: 0 6px 20px rgba(0,53,128,0.25);
      --radius-sm: 0.25rem;
      --radius-md: 0.5rem;
      --radius-lg: 0.75rem;
      --radius-xl: 1rem;
      --radius-2xl: 1.5rem;
      --radius-full: 9999px;
      --font: 'Inter', sans-serif;
    }

    /* =====================
       RESET & BASE
    ===================== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      font-family: var(--font);
      background: var(--bg-page);
      color: var(--text-dark);
      min-height: 100vh;
      -webkit-font-smoothing: antialiased;
    }
    a { color: inherit; text-decoration: none; }
    ul { list-style: none; }
    input, select, button, textarea { font-family: inherit; }
    .material-symbols-outlined {
      font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    }

    /* =====================
       PAGE WRAPPER
    ===================== */
    .page-wrap {
      display: flex;
      flex-direction: column;
      min-height: 100vh;
      overflow-x: hidden;
    }

    /* =====================
       CONTAINER
    ===================== */
    .container {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 1.5rem;
    }

    /* =====================
       HEADER
    ===================== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      width: 100%;
      background: var(--bg-white);
      border-bottom: 1px solid var(--border);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 5rem;
    }
    .logo { display: flex; align-items: center; gap: 0.75rem; }
    .logo .material-symbols-outlined { font-size: 2.5rem; color: var(--primary); }
    .logo-text {
      font-size: 1.25rem;
      font-weight: 800;
      letter-spacing: -0.03em;
      text-transform: uppercase;
      font-style: italic;
      color: var(--text-dark);
    }

    .main-nav { display: none; align-items: center; gap: 2rem; }
    .main-nav a { font-size: 0.875rem; font-weight: 500; transition: color 0.2s; }
    .main-nav a:hover { color: var(--primary); }

    .header-actions { display: flex; align-items: center; gap: 1rem; }
    .notif-btn {
      padding: 0.5rem;
      border-radius: var(--radius-md);
      background: #f8fafc;
      color: #475569;
      border: none;
      cursor: pointer;
      display: flex;
      transition: background 0.2s;
    }
    .notif-btn:hover { background: #f1f5f9; }
    .notif-btn .material-symbols-outlined { font-size: 2.5rem; color: var(--primary); }

    .header-avatar {
      width: 2.5rem;
      height: 2.5rem;
      border-radius: var(--radius-full);
      border: 2px solid rgba(0,53,128,0.2);
      background-size: cover;
      background-position: center;
      background-image: url('https://lh3.googleusercontent.com/aida-public/AB6AXuAGcdphrIL0KYw_notNc9LGPJO3BKXzmTXopakqE-xWueXmKUDca-FYG8KuwQ6Nv9NsV24bc0pNWTT6mbvuxY21h-VXncBvuF6WtwDUFCi6Kxm35y2x54Ob0Calvhyo1i2G08sTbZqc9VJVdnGR_ONHhsnWWwiL1Jgx_5e7Vk4sNbJ_DywJLIwfwhqYfrsAg5SKoyjyX-aOwoX267-7fnTaAbsJhHy2R2TY_56nlHzxpf5QIhj3vwsKPSSUyCDvDFBmr_SpuUzf0q0');
    }

    /* =====================
       MAIN
    ===================== */
    .main-content { flex: 1; padding: 3rem 0; }

    /* =====================
       CONFIRMATION HERO
    ===================== */
    .confirm-hero {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      margin-bottom: 3rem;
    }
    .confirm-icon {
      width: 5rem;
      height: 5rem;
      border-radius: var(--radius-full);
      background: #ecfdf5;
      color: #059669;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 0 0 8px #ecfdf5;
      margin-bottom: 1.5rem;
    }
    .confirm-icon .material-symbols-outlined {
      font-size: 3rem;
      font-variation-settings: 'FILL' 1;
    }
    .confirm-title {
      font-size: clamp(2rem, 5vw, 3rem);
      font-weight: 700;
      letter-spacing: -0.02em;
      margin-bottom: 0.5rem;
    }
    .confirm-subtitle { font-size: 1.125rem; color: var(--text-body); }
    .booking-id-badge {
      margin-top: 1rem;
      padding: 0.5rem 1.5rem;
      border-radius: var(--radius-full);
      background: #f1f5f9;
      color: var(--primary);
      font-family: monospace;
      font-size: 0.875rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      border: 1px solid var(--border);
    }

    /* =====================
       PAGE LAYOUT
    ===================== */
    .page-layout {
      display: grid;
      grid-template-columns: 1fr;
      gap: 2rem;
      align-items: start;
    }

    /* =====================
       LEFT COLUMN
    ===================== */
    .left-column { display: flex; flex-direction: column; gap: 2rem; }

    /* Tour Card */
    .tour-confirm-card {
      border-radius: var(--radius-2xl);
      background: var(--bg-white);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }
    .tour-confirm-img {
      height: 16rem;
      width: 100%;
      background-size: cover;
      background-position: center;
      background-image: url('https://lh3.googleusercontent.com/aida-public/AB6AXuBGV_92PuLqD8uKI0sEVvvlAaU4P82Of_jKIWhalXyFU86oVewhoQA0dlRUvAc06ZNWekM6rpbvMsPGU1vlEztkteJJlK1MzbNHktco3bXvSEIACkucHPwxXzhEI3E5I6bwf2iBtYSwIS2h289iQTnF4o-NaSricWmCyDDelx6Lrpyj5KOuIs81UlInGFTklcpYbMwFvc4cKW_7dTNG5rSZZGkPt4DwIVV0evsbzc_TK_sf4X7G9eLbfsQRt7JEMq_WMFNfsrpIkfc');
      position: relative;
    }
    .tour-confirm-img-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(15,23,35,0.8), transparent);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 1.5rem;
    }
    .tour-confirm-badge {
        width: fit-content;
      display: inline-block;
      padding: 0.2rem 0.75rem;
      background: var(--primary);
      color: white;
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      border-radius: var(--radius-sm);
      margin-bottom: 0.5rem;
    }
    .tour-confirm-name { font-size: 1.875rem; font-weight: 700; color: white; line-height: 1.2; }

    .tour-details-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 2rem;
      padding: 2rem;
      background: var(--bg-white);
    }
    .tour-detail-group { display: flex; flex-direction: column; gap: 1.5rem; }
    .tour-detail-section-title {
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      color: var(--text-muted);
      margin-bottom: 0.75rem;
    }
    .tour-detail-item { display: flex; align-items: center; gap: 1rem; }
    .detail-icon {
      padding: 0.75rem;
      border-radius: var(--radius-lg);
      background: #f8fafc;
      border: 1px solid var(--border-light);
      color: var(--primary);
      display: flex;
      flex-shrink: 0;
    }
    .detail-info-title { font-weight: 700; font-size: 1.125rem; }
    .detail-info-sub { font-size: 0.875rem; color: var(--text-body); margin-top: 0.1rem; }

    /* Next Steps */
    .steps-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-2xl);
      padding: 2rem;
      box-shadow: var(--shadow-sm);
    }
    .steps-card-title {
      font-size: 1.25rem;
      font-weight: 700;
      display: flex;
      align-items: center;
      gap: 0.5rem;
      margin-bottom: 1.5rem;
    }
    .steps-card-title .material-symbols-outlined { color: var(--primary); }
    .steps-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 2rem;
    }
    .step-item { display: flex; flex-direction: column; gap: 0.5rem; }
    .step-number {
      display: inline-block;
      padding: 0.5rem 1.5rem;
      border-radius: var(--radius-full);
      background: #f1f5f9;
      color: var(--primary);
      font-family: monospace;
      font-size: 0.875rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      border: 1px solid var(--border);
      width: fit-content;
      margin-top: 1rem;
    }
    .step-title { font-weight: 700; }
    .step-text { font-size: 0.875rem; color: var(--text-body); line-height: 1.6; }

    /* =====================
       RIGHT COLUMN (Payment)
    ===================== */
    .right-column { display: flex; flex-direction: column; gap: 1.5rem; }
    .sidebar-sticky { position: sticky; top: 6rem; display: flex; flex-direction: column; gap: 1.5rem; }

    /* Payment Summary */
    .payment-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-2xl);
      padding: 2rem;
      box-shadow: var(--shadow-sm);
    }
    .payment-card-title { font-size: 1.125rem; font-weight: 700; margin-bottom: 1.5rem; }
    .payment-lines { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 2rem; }
    .payment-line {
      display: flex;
      justify-content: space-between;
      font-size: 0.875rem;
    }
    .payment-line span:first-child { color: var(--text-body); }
    .payment-total-row {
      border-top: 1px solid var(--border-light);
      padding-top: 1rem;
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      margin-bottom: 2rem;
    }
    .payment-total-label { font-weight: 700; }
    .payment-total-amount { font-size: 1.5rem; font-weight: 900; color: var(--primary); }

    .payment-method-row {
      display: flex;
      align-items: center;
      gap: 1rem;
      padding: 1rem;
      background: #f8fafc;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-lg);
      margin-bottom: 2rem;
    }
    .card-icon {
      width: 3rem;
      height: 2.5rem;
      background: white;
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: var(--shadow-sm);
      flex-shrink: 0;
    }
    .card-icon .material-symbols-outlined { color: var(--text-muted); }
    .card-type {
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.07em;
      color: var(--text-muted);
    }
    .card-number { font-weight: 500; }

    .payment-actions { display: flex; flex-direction: column; gap: 0.75rem; }
    .btn-download {
      width: 100%;
      padding: 1rem;
      background: var(--primary);
      color: white;
      border: none;
      border-radius: var(--radius-lg);
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      cursor: pointer;
      transition: background 0.2s, box-shadow 0.3s;
    }
    .btn-download:hover { background: var(--primary-hover); box-shadow: var(--shadow-primary); }
    .btn-download .material-symbols-outlined { font-size: 1.25rem; }

    .btn-voucher {
      width: 100%;
      padding: 1rem;
      background: none;
      color: var(--text-dark);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      cursor: pointer;
      transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
    }
    .btn-voucher:hover { background: #f1f5f9; transform: translateY(-2px); box-shadow: var(--shadow-md); }
    .btn-voucher .material-symbols-outlined { font-size: 1.25rem; }

    /* Help Card */
    .help-contact-card {
      background: rgba(219,234,254,0.3);
      border: 1px solid #bfdbfe;
      border-radius: var(--radius-2xl);
      padding: 2rem;
      text-align: center;
    }
    .help-contact-card p.help-label { font-size: 0.875rem; font-weight: 500; margin-bottom: 1rem; }
    .help-links { display: flex; flex-direction: column; gap: 1rem; }
    .help-link {
      color: var(--primary);
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      transition: text-decoration 0.1s;
    }
    .help-link:hover { text-decoration: underline; }
    .help-link .material-symbols-outlined { font-size: 0.875rem; }

    /* Return link */
    .return-link-wrap { display: flex; justify-content: center; }
    .return-link {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-size: 0.875rem;
      font-weight: 700;
      color: var(--text-body);
      transition: color 0.2s, padding-left 0.2s;
    }
    .return-link:hover { color: var(--text-dark); padding-left: 0.5rem; }
    .return-link .material-symbols-outlined { font-size: 1rem; }

    /* =====================
       FOOTER (dark)
    ===================== */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 4rem 0 2rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 3rem;
      margin-bottom: 4rem;
    }
    .footer-brand { display: flex; flex-direction: column; gap: 1.5rem; }
    .footer-brand-logo { display: flex; align-items: center; gap: 0.75rem; color: white; }
    .footer-brand-logo .material-symbols-outlined { font-size: 1.875rem; }
    .footer-brand-logo span.brand-name {
      font-size: 1.25rem;
      font-weight: 800;
      text-transform: uppercase;
      font-style: italic;
      letter-spacing: -0.02em;
    }
    .footer-brand p { font-size: 0.875rem; line-height: 1.7; }
    .footer-social { display: flex; gap: 1rem; }
    .footer-social a {
      width: 2.5rem;
      height: 2.5rem;
      border-radius: var(--radius-full);
      border: 1px solid #1e293b;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      transition: all 0.2s;
    }
    .footer-social a:hover { background: var(--primary); border-color: var(--primary); transform: scale(1.1); }
    .footer-social a:active { transform: scale(0.95); }
    .footer-social .material-symbols-outlined { font-size: 1.125rem; }

    .footer-col h4 { color: white; font-weight: 700; margin-bottom: 1.5rem; }
    .footer-col ul { display: flex; flex-direction: column; gap: 1rem; }
    .footer-col ul li a { font-size: 0.875rem; transition: color 0.2s; }
    .footer-col ul li a:hover { color: white; }

    .footer-newsletter p { font-size: 0.875rem; margin-bottom: 1rem; }
    .newsletter-form { display: flex; gap: 0.5rem; }
    .newsletter-form input {
      flex: 1;
      background: #1e293b;
      border: none;
      border-radius: var(--radius-md);
      padding: 0.75rem 1rem;
      font-size: 0.875rem;
      color: white;
      outline: none;
    }
    .newsletter-form input::placeholder { color: #64748b; }
    .newsletter-form input:focus { box-shadow: 0 0 0 2px rgba(0,53,128,0.4); }
    .newsletter-form button {
      background: var(--primary);
      color: white;
      border: none;
      padding: 0.75rem 1.25rem;
      border-radius: var(--radius-md);
      font-weight: 700;
      font-size: 0.875rem;
      cursor: pointer;
      transition: background 0.2s, box-shadow 0.3s;
      white-space: nowrap;
    }
    .newsletter-form button:hover { background: var(--primary-hover); box-shadow: var(--shadow-primary); }

    .footer-bottom {
      padding-top: 2rem;
      border-top: 1px solid #1e293b;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 1rem;
    }
    .footer-bottom p { font-size: 0.75rem; font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase; }
    .footer-legal { display: flex; gap: 2rem; }
    .footer-legal a {
      font-size: 0.75rem;
      font-weight: 500;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      transition: color 0.2s, transform 0.2s;
    }
    .footer-legal a:hover { color: white; transform: scale(1.05); }

    /* =====================
       RESPONSIVE
    ===================== */
    @media (min-width: 768px) {
      .main-nav { display: flex; }
      .tour-details-grid { grid-template-columns: repeat(2, 1fr); }
      .steps-grid { grid-template-columns: repeat(3, 1fr); }
      .footer-grid { grid-template-columns: repeat(2, 1fr); }
      .footer-bottom { flex-direction: row; justify-content: space-between; }
    }
    @media (min-width: 1024px) {
      .page-layout { grid-template-columns: 2fr 1fr; }
      .footer-grid { grid-template-columns: repeat(4, 1fr); }
    }