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

    :root {
      --black:    #080808;
      --dark:     #111111;
      --charcoal: #1a1a1a;
      --gold:     #c9972a;
      --gold-lt:  #e8b84b;
      --gold-dim: #7a5c14;
      --white:    #ffffff;
      --offwhite: #f0ece4;
      --muted:    rgba(240,236,228,0.88);
      --border:   rgba(201,151,42,0.22);
    }

    html { scroll-behavior: smooth; }
    body {
      font-family: 'Barlow', sans-serif;
      background: var(--black);
      color: var(--offwhite);
      min-height: 100vh;
      overflow-x: hidden;
    }

    /* ══ BACKGROUND ══ */
    body {
      background:
        radial-gradient(ellipse 80% 60% at 50% 0%, rgba(201,151,42,0.07) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 100% 100%, rgba(201,151,42,0.04) 0%, transparent 50%),
        linear-gradient(160deg, #0d0d0d 0%, #111111 40%, #0a0a0a 100%);
      background-attachment: fixed;
    }

    /* ══ LANGUAGE ══ */
    .vi { display: none !important; }
    .en { display: inline; }
    p.en, div.en { display: block; }
    body.lang-vi .vi { display: inline !important; }
    body.lang-vi .en { display: none !important; }
    body.lang-vi p.vi, body.lang-vi div.vi { display: block !important; }

    /* ══ PAGE WRAPPER ══ */
    .page {
      position: relative;
      min-height: 100vh;
      display: flex; flex-direction: column;
    }

    /* ══ TOP STRIP ══ */
    .topstrip {
      display: flex; justify-content: space-between; align-items: center;
      padding: 0.65rem 3rem;
      background: rgba(10,10,10,0.95);
      border-bottom: 1px solid var(--border);
      backdrop-filter: blur(10px);
      flex-wrap: wrap; gap: 0.8rem;
    }
    .topstrip-left { display: flex; align-items: center; gap: 0.8rem; text-decoration: none; }
    .nav-logo-img {
      height: 36px; width: auto;
      filter: drop-shadow(0 0 8px rgba(201,151,42,0.4));
    }
    .nav-logo-text {
      font-family: 'Barlow', sans-serif;
      font-size: 1rem; font-weight: 700;
      letter-spacing: 0.2em; color: var(--white);
      text-transform: uppercase;
    }
    .topstrip-right {
      display: flex; align-items: center; gap: 1.2rem;
      font-size: 0.78rem; font-weight: 500;
      letter-spacing: 0.06em; color: var(--offwhite);
    }
    .topstrip-right a {
      color: var(--gold-lt); text-decoration: none;
      transition: color 0.2s;
    }
    .topstrip-right a:hover { color: var(--white); }
    .topstrip-sep { color: var(--border); }
    .back-link {
      display: inline-flex; align-items: center; gap: 0.4rem;
      color: var(--gold-lt); text-decoration: none;
      font-size: 0.78rem; font-weight: 600;
      letter-spacing: 0.1em; text-transform: uppercase;
      transition: color 0.2s;
    }
    .back-link:hover { color: var(--white); }

    /* ══ LANG BUTTON ══ */
    .lang-btn {
      display: inline-flex; align-items: center; gap: 0.4rem;
      background: rgba(201,151,42,0.12);
      border: 1px solid var(--border);
      color: var(--gold-lt);
      padding: 0.28rem 0.8rem;
      font-family: 'Barlow', sans-serif;
      font-size: 0.68rem; font-weight: 700;
      letter-spacing: 0.1em; text-transform: uppercase;
      cursor: pointer; border-radius: 2px;
      transition: background 0.2s, border-color 0.2s, color 0.2s;
    }
    .lang-btn:hover { background: rgba(201,151,42,0.25); border-color: var(--gold); color: var(--white); }

    /* ══ MAIN LAYOUT ══ */
    .contact-main {
      flex: 1;
      display: grid;
      grid-template-columns: 1fr 1.4fr;
      max-width: 1200px;
      width: 100%;
      margin: 0 auto;
      padding: 3.5rem 3rem 4rem;
      gap: 5rem;
      align-items: start;
    }

    /* ══ LEFT — INFO PANEL ══ */
    .info-panel { display: flex; flex-direction: column; gap: 0; }

    .info-eyebrow {
      font-size: 0.65rem; letter-spacing: 0.35em;
      text-transform: uppercase; color: var(--gold);
      font-weight: 700; margin-bottom: 0.8rem;
    }
    .info-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(2.2rem, 4vw, 3.4rem);
      font-weight: 600; line-height: 1.1;
      color: var(--white); margin-bottom: 0.5rem;
    }
    .info-title em { font-style: italic; color: var(--gold-lt); }
    .gold-rule {
      width: 48px; height: 2px;
      background: linear-gradient(90deg, var(--gold), transparent);
      margin: 1.2rem 0 1.5rem;
    }
    .info-desc {
      font-size: 1rem; line-height: 1.85;
      color: var(--offwhite); font-weight: 500;
      margin-bottom: 2.5rem;
    }

    /* Contact details */
    .info-details { display: flex; flex-direction: column; gap: 0; }
    .info-row {
      display: flex; align-items: flex-start; gap: 1rem;
      padding: 1rem 0;
      border-bottom: 1px solid rgba(201,151,42,0.1);
    }
    .info-row:last-child { border-bottom: none; }
    .info-icon {
      width: 38px; height: 38px; min-width: 38px;
      border: 1px solid var(--border);
      display: flex; align-items: center; justify-content: center;
      font-size: 1rem; flex-shrink: 0;
      background: rgba(201,151,42,0.05);
    }
    .info-label {
      font-size: 0.62rem; letter-spacing: 0.25em;
      text-transform: uppercase; color: var(--gold);
      font-weight: 700; margin-bottom: 0.25rem;
    }
    .info-value {
      font-size: 0.97rem; color: var(--white);
      font-weight: 500; line-height: 1.55;
    }
    .info-value a {
      color: var(--gold-lt); text-decoration: none;
      transition: color 0.2s;
    }
    .info-value a:hover { color: var(--white); }

    /* Social / hours badge */
    .hours-badge {
      margin-top: 2rem;
      padding: 1rem 1.2rem;
      border: 1px solid var(--border);
      background: rgba(201,151,42,0.04);
      border-left: 3px solid var(--gold);
    }
    .hours-badge .hb-title {
      font-size: 0.62rem; letter-spacing: 0.25em;
      text-transform: uppercase; color: var(--gold);
      font-weight: 700; margin-bottom: 0.4rem;
    }
    .hours-badge .hb-val {
      font-size: 0.95rem; color: var(--offwhite);
      font-weight: 500; line-height: 1.6;
    }

    /* Bilingual note */
    .bilingual-note {
      margin-top: 1.8rem;
      padding: 0.85rem 1.1rem;
      background: rgba(201,151,42,0.05);
      border-left: 2px solid var(--gold);
      font-size: 0.88rem; color: var(--offwhite);
      font-weight: 500; line-height: 1.65;
    }
    .bilingual-note strong { color: var(--gold-lt); }

    /* ══ RIGHT — FORM PANEL ══ */
    .form-panel {
      background: rgba(15,15,15,0.95);
      border: 1px solid var(--border);
      backdrop-filter: blur(12px);
      padding: 2.8rem 2.5rem;
      position: relative;
    }
    /* Gold top accent */
    .form-panel::before {
      content: '';
      position: absolute; top: 0; left: 0; right: 0; height: 3px;
      background: linear-gradient(90deg, var(--gold-dim), var(--gold), var(--gold-lt), var(--gold), var(--gold-dim));
    }

    .form-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.7rem; font-weight: 600;
      color: var(--white); margin-bottom: 0.3rem;
    }
    .form-title em { font-style: italic; color: var(--gold-lt); }
    .form-subtitle {
      font-size: 0.88rem; color: var(--offwhite);
      font-weight: 500; margin-bottom: 2rem; line-height: 1.5;
    }

    .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
    .form-group { display: flex; flex-direction: column; gap: 0.35rem; margin-bottom: 1.1rem; }
    .form-group label {
      font-size: 0.65rem; letter-spacing: 0.22em;
      text-transform: uppercase; color: var(--gold);
      font-weight: 700;
    }
    .form-group input,
    .form-group select,
    .form-group textarea {
      background: rgba(255,255,255,0.05);
      border: 1px solid rgba(201,151,42,0.2);
      color: var(--offwhite);
      padding: 0.82rem 1rem;
      font-family: 'Barlow', sans-serif;
      font-size: 0.95rem; font-weight: 400;
      outline: none; width: 100%;
      transition: border-color 0.2s, background 0.2s;
    }
    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
      border-color: var(--gold);
      background: rgba(201,151,42,0.07);
    }
    .form-group input::placeholder,
    .form-group textarea::placeholder {
      color: rgba(240,236,228,0.3);
    }
    .form-group select option { background: #111; color: var(--offwhite); }
    .form-group textarea { resize: vertical; min-height: 130px; }

    /* Preferred contact checkboxes */
    .pref-group { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.1rem; }
    .pref-opt {
      display: flex; align-items: center; gap: 0.5rem;
      cursor: pointer; font-size: 0.88rem; color: var(--offwhite);
      font-weight: 500;
    }
    .pref-opt input[type="checkbox"] {
      width: 16px; height: 16px;
      accent-color: var(--gold);
      cursor: pointer;
    }
    .pref-label {
      font-size: 0.65rem; letter-spacing: 0.22em;
      text-transform: uppercase; color: var(--gold);
      font-weight: 700; margin-bottom: 0.5rem;
    }

    .btn-submit {
      width: 100%;
      background: linear-gradient(135deg, var(--gold-dim), var(--gold), var(--gold-lt));
      color: #000; border: none; cursor: pointer;
      padding: 1rem 2rem;
      font-family: 'Barlow', sans-serif;
      font-size: 0.85rem; font-weight: 700;
      letter-spacing: 0.2em; text-transform: uppercase;
      transition: transform 0.2s, box-shadow 0.2s;
      box-shadow: 0 4px 24px rgba(201,151,42,0.35);
      margin-top: 0.5rem;
    }
    .btn-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(201,151,42,0.55); }
    .btn-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

    .form-status {
      display: none; margin-top: 1.2rem; padding: 1rem 1.2rem;
      font-size: 0.92rem; font-weight: 500; text-align: center;
    }
    .form-status.success {
      display: block;
      background: rgba(52,168,83,0.1);
      border: 1px solid rgba(52,168,83,0.4);
      color: #7dd87d;
    }
    .form-status.error {
      display: block;
      background: rgba(220,53,69,0.1);
      border: 1px solid rgba(220,53,69,0.35);
      color: #ff7b7b;
    }

    /* ══ FOOTER ══ */
    footer {
      border-top: 1px solid var(--border);
      background: rgba(10,10,10,0.98);
      backdrop-filter: blur(10px);
      display: flex; align-items: center;
      justify-content: space-between;
      padding: 1.2rem 3rem;
      font-size: 0.78rem; font-weight: 500;
      letter-spacing: 0.05em;
      color: rgba(240,236,228,0.6);
      flex-wrap: wrap; gap: 0.5rem;
    }
    footer a { color: rgba(201,151,42,0.6); text-decoration: none; }
    footer a:hover { color: var(--gold); }
    .footer-logo { display: flex; align-items: center; gap: 0.7rem; }
    .footer-logo img {
      height: 28px; width: auto;
      filter: drop-shadow(0 0 6px rgba(201,151,42,0.3));
      opacity: 0.8;
    }
    .footer-logo span {
      font-size: 0.8rem; font-weight: 700;
      letter-spacing: 0.18em; text-transform: uppercase;
      color: rgba(240,236,228,0.75);
    }

    /* ══ ANIMATIONS ══ */
    @keyframes fadeDown { from{opacity:0;transform:translateY(-12px)} to{opacity:1;transform:translateY(0)} }
    @keyframes fadeUp   { from{opacity:0;transform:translateY(20px)}  to{opacity:1;transform:translateY(0)} }
    .anim-down { animation: fadeDown 0.7s ease both; }
    .anim-up-1 { animation: fadeUp 0.8s 0.1s ease both; }
    .anim-up-2 { animation: fadeUp 0.8s 0.25s ease both; }
    .anim-up-3 { animation: fadeUp 0.8s 0.4s ease both; }

    /* ══ RESPONSIVE ══ */
    @media (max-width: 880px) {
      .contact-main {
        grid-template-columns: 1fr;
        padding: 2.5rem 1.5rem 3rem;
        gap: 3rem;
      }
      .topstrip { padding: 0.65rem 1.5rem; }
      footer { padding: 1.2rem 1.5rem; flex-direction: column; text-align: center; }
    }
    @media (max-width: 480px) {
      .form-row { grid-template-columns: 1fr; }
      .form-panel { padding: 2rem 1.5rem; }
    }