:root {
        --color-bg:          #ffffff;
        --color-bg-soft:     #f7f8fa;
        --color-bg-muted:    #f0f2f5;
        --color-navy:        #1a2340;
        --color-navy-mid:    #2c3e6b;
        --color-navy-light:  #4a5a8a;
        --color-accent:      #c8a96e;
        --color-accent-dark: #a88a50;
        --color-accent-soft: rgba(200, 169, 110, 0.12);
        --color-text-main:   #1a2340;
        --color-text-sub:    #5a6480;
        --color-text-muted:  #9aa0b4;
        --color-border:      #e4e8f0;
        --color-border-soft: #f0f2f5;
        --color-white:       #ffffff;
        --font-main:         'Noto Sans JP', 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
        --section-pad-y:     60px;
        --section-pad-x:     clamp(20px, 5vw, 80px);
        --container-max:     1200px;
        --radius-sm:         6px;
        --radius-md:         12px;
        --radius-lg:         20px;
        --radius-xl:         32px;
        --shadow-sm:         0 2px 8px rgba(26, 35, 64, 0.06);
        --shadow-md:         0 4px 20px rgba(26, 35, 64, 0.10);
        --shadow-lg:         0 8px 40px rgba(26, 35, 64, 0.14);
        --ease:              cubic-bezier(0.22, 1, 0.36, 1);
        --duration:          0.4s;
    }


    *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
    html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
    body {
      font-family: var(--font-main);
      color: var(--color-text-main);
      background: var(--color-bg);
      line-height: 1.7;
      overflow-x: hidden;
    }
    img { max-width: 100%; display: block; }
    a { text-decoration: none; color: inherit; }
    ul { list-style: none; }
    button { font-family: var(--font-main); cursor: pointer; }

    /* ===== NAVBAR ===== */

    /* ===== HERO ===== */
    .page-hero {
      height: 55vh;
      min-height: 320px;
      position: relative;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      overflow: hidden;
      background-image: url('https://res.cloudinary.com/drjbzmxjo/image/upload/v1782881532/cominfor_header_bg_v2resize_zyftfc.png');
      background-size: cover;
      background-position: center center;
      background-repeat: no-repeat;
    }
  
    .page-hero::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(to bottom, rgba(215, 217, 224, 0.5) 0%, rgba(61, 61, 82, 0.7) 100%);
      z-index: 1;
    }
    /* Decorative diagonal line */
    .page-hero::before {
      content: '';
      position: absolute;
      bottom: -1px; left: 0;
      width: 100%; height: 80px;
      background: var(--color-bg);
      clip-path: polygon(0 100%, 100% 0%, 100% 100%);
      z-index: 3;
    }
    .page-hero-content {
      position: relative;
      z-index: 2;
      text-align: center;
      padding: 0 20px;
    }
    .page-hero-eyebrow {
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 5px;
      text-transform: uppercase;
      color: var(--color-accent);
      margin-bottom: 14px;
      display: block;
      opacity: 0;
      animation: fadeUp 0.7s var(--ease) forwards 0.2s;
    }
    .page-hero-title {
      font-size: clamp(32px, 5vw, 60px);
      font-weight: 800;
      color: var(--color-white);
      letter-spacing: 4px;
      line-height: 1.1;
      opacity: 0;
      animation: fadeUp 0.7s var(--ease) forwards 0.4s;
    }
    .page-hero-sub {
      margin-top: 16px;
      font-size: clamp(13px, 1.5vw, 15px);
      color: rgba(255,255,255,0.6);
      letter-spacing: 2px;
      opacity: 0;
      animation: fadeUp 0.7s var(--ease) forwards 0.6s;
    }

    @keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

    /* ===== BREADCRUMB ===== */
    .breadcrumb {
      background: var(--color-bg);
      padding: 14px var(--section-pad-x);
      max-width: var(--container-max);
      margin: 0 auto;
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 12px;
      color: var(--color-text-muted);
    }
    .breadcrumb a { color: var(--color-text-muted); transition: color 0.2s; }
    .breadcrumb a:hover { color: var(--color-accent); }
    .breadcrumb-sep { color: var(--color-border); }
    .breadcrumb-current { color: var(--color-navy); font-weight: 600; }

    /* ===== MAIN SECTION ===== */
    .company-section {
      padding: var(--section-pad-y) var(--section-pad-x);
      background: var(--color-bg);
    }
    .company-inner {
      max-width: 900px;
      margin: 0 auto;
    }
    .section-label {
      font-size: 11px;
      font-weight: 700;
      color: var(--color-accent);
      letter-spacing: 5px;
      text-transform: uppercase;
      display: block;
      margin-bottom: 10px;
    }

    .section-heading {
      font-size: clamp(22px, 3vw, 32px);
      font-weight: 700;
      color: var(--color-navy);
      letter-spacing: 2px;
      margin-bottom: 40px;
      padding-bottom: 16px;
      border-bottom: 2px solid var(--color-accent-soft);
      position: relative;
    }
    .section-heading::after {
      content: '';
      position: absolute;
      bottom: -2px; left: 0;
      width: 60px; height: 2px;
      background: var(--color-accent);
    }

    /* ===== TABLE ===== */
    .company-table {
      width: 100%;
      border-collapse: collapse;
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-md);
    }
    .company-table tbody tr {
      display: grid;
      grid-template-columns: 220px 1fr;
      border-bottom: 1px solid var(--color-border-soft);
      transition: background 0.2s ease;
    }
    .company-table tbody tr:last-child { border-bottom: none; }
    .company-table tbody tr:hover { background: var(--color-bg-soft); }

    .company-table th {
      background: var(--color-navy);
      color: var(--color-white);
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 1px;
      padding: 20px 28px;
      text-align: left;
      display: flex;
      align-items: flex-start;
      position: relative;
    }
    .company-table th::after {
      content: '';
      position: absolute;
      right: 0; top: 50%; transform: translateY(-50%);
      width: 0; height: 0;
      border-top: 8px solid transparent;
      border-bottom: 8px solid transparent;
      border-left: 8px solid var(--color-navy);
    }

    .company-table td {
      background: var(--color-white);
      color: var(--color-text-main);
      font-size: 14px;
      padding: 20px 28px;
      display: flex;
      align-items: flex-start;
      flex-direction: column;
      justify-content: center;
      line-height: 2;
    }

    /* Office sub-rows */
    .office-block {
      width: 100%;
    }
    .office-item {
      display: grid;
      grid-template-columns: 120px 1fr;
      padding: 16px 0;
      border-bottom: 1px solid var(--color-border-soft);
      gap: 0 16px;
      align-items: flex-start;
    }
    .office-item:last-child { border-bottom: none; padding-bottom: 0; }
    .office-item:first-child { padding-top: 0; }
    .office-label {
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 1.5px;
      color: var(--color-white);
      background: var(--color-accent);
      padding: 3px 10px;
      border-radius: 50px;
      white-space: nowrap;
      width: fit-content;
      margin-top: 2px;
    }
    .office-label.hq { background: var(--color-navy); }
    .office-details { display: flex; flex-direction: column; gap: 2px; }
    .office-address { font-size: 13px; color: var(--color-text-sub); line-height: 1.7; }
    .office-phone { font-size: 12px; color: var(--color-text-muted); font-weight: 500; }

    /* Tag style for association */
    .association-tags { display: flex; flex-wrap: wrap; gap: 8px; }
    .assoc-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      background: var(--color-bg-soft);
      border: 1px solid var(--color-border);
      border-radius: 50px;
      font-size: 12px;
      font-weight: 500;
      color: var(--color-navy);
    }
    .assoc-tag::before {
      content: '✓';
      font-size: 10px;
      font-weight: 700;
      color: var(--color-accent);
    }

    /* ===== ACCENT CARD AT BOTTOM ===== */
    .contact-cta {
      margin-top: 60px;
      background: var(--color-navy);
      border-radius: var(--radius-lg);
      padding: 48px 40px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .contact-cta::before {
      content: '';
      position: absolute;
      top: -60px; right: -60px;
      width: 240px; height: 240px;
      border-radius: 50%;
      background: rgba(200,169,110,0.08);
    }
    .contact-cta::after {
      content: '';
      position: absolute;
      bottom: -40px; left: -40px;
      width: 160px; height: 160px;
      border-radius: 50%;
      background: rgba(200,169,110,0.05);
    }
    .contact-cta-label { font-size: 11px; font-weight: 700; letter-spacing: 4px; color: var(--color-accent); text-transform: uppercase; display: block; margin-bottom: 12px; position: relative; z-index: 1; }
    .contact-cta-title { font-size: clamp(20px, 3vw, 28px); font-weight: 700; color: var(--color-white); margin-bottom: 10px; position: relative; z-index: 1; }
    .contact-cta-sub { font-size: 13px; color: rgba(255,255,255,0.55); margin-bottom: 32px; position: relative; z-index: 1; }
    .contact-cta-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; position: relative; z-index: 1; }
    .btn-cta-primary {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 14px 36px;
      background: var(--color-accent);
      color: var(--color-white);
      font-size: 13px; font-weight: 700;
      letter-spacing: 1px;
      border-radius: var(--radius-sm);
      border: 2px solid var(--color-accent);
      transition: all 0.3s var(--ease);
      cursor: pointer;
    }
    .btn-cta-primary:hover { background: transparent; color: var(--color-accent); }
    .btn-cta-secondary {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 14px 36px;
      background: transparent;
      color: var(--color-white);
      font-size: 13px; font-weight: 600;
      border: 2px solid rgba(255,255,255,0.3);
      border-radius: var(--radius-sm);
      transition: all 0.3s var(--ease);
      cursor: pointer;
    }
    .btn-cta-secondary:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.7); }

    /* ===== REVEAL ===== */
    .reveal {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
    }
    .reveal.visible { opacity: 1; transform: translateY(0); }

    /* ===== OFFICE TABS ===== */
    .office-tabs {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      width: 100%;
    }
    .office-tab-btn {
      position: relative;
      padding: 8px 18px;
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 1px;
      border: none;
      border-radius: 50px;
      cursor: pointer;
      transition: all 0.25s var(--ease);
      font-family: var(--font-main);
      background: var(--color-bg-soft);
      color: var(--color-text-sub);
      border: 1.5px solid var(--color-border);
    }
    .office-tab-btn.hq {
      background: var(--color-navy-mid);
      color: var(--color-white);
      border-color: var(--color-navy-mid);
    }
    .office-tab-btn:not(.hq):hover {
      background: var(--color-accent-soft);
      border-color: var(--color-accent);
      color: var(--color-navy);
    }

    /* Tooltip popup */
    .office-tab-btn .office-popup {
      display: none;
      position: absolute;
      top: calc(100% + 10px);   /* ← đổi bottom thành top */
      bottom: auto;              /* ← thêm dòng này */
      left: 50%;
      transform: translateX(-50%);
      background: rgba(255,255,255,0.97);  /* ← đổi sang màu sáng */
      color: var(--color-navy);            /* ← chữ tối */
      border-radius: var(--radius-md);
      padding: 16px 20px;
      min-width: 240px;
      white-space: nowrap;
      z-index: 100;
      box-shadow: var(--shadow-lg);
      text-align: left;
      pointer-events: none;
      border: 1px solid var(--color-border);
    }
    .office-tab-btn .office-popup::after {
      content: '';
      position: absolute;
      bottom: 100%;   /* ← đổi top thành bottom */
      top: auto;
      left: 50%;
      transform: translateX(-50%);
      border: 6px solid transparent;
      border-bottom-color: white;  /* ← đổi border-top thành border-bottom */
    }
    /* On mobile: show on click via .active class */
    .office-tab-btn.popup-open .office-popup { display: block; }

    .office-popup-name {
      font-size: 12px;
      font-weight: 700;
      color: var(--color-accent);
      letter-spacing: 2px;
      text-transform: uppercase;
      margin-bottom: 8px;
    }
    .office-popup-address {
      font-size: 12px;
      color: var(--color-text-sub);   /* ← chữ tối */
      line-height: 1.8;
      margin-bottom: 6px;
    }
    .office-popup-phone {
      font-size: 11px;
      color: var(--color-text-muted); 
    }

    /* ===== BANK LOGOS SECTION ===== */
    .bank-section {
      margin-top: 40px;
      margin-bottom: 0;
    }
    .bank-section-label {
      font-size: 11px;
      font-weight: 700;
      color: var(--color-accent);
      letter-spacing: 5px;
      text-transform: uppercase;
      display: block;
      margin-bottom: 10px;
    }
    .bank-section-heading {
      font-size: clamp(16px, 2vw, 22px);
      font-weight: 700;
      color: var(--color-navy);
      letter-spacing: 2px;
      margin-bottom: 24px;
      padding-bottom: 12px;
      border-bottom: 2px solid var(--color-accent-soft);
      position: relative;
    }
    .bank-section-heading::after {
      content: '';
      position: absolute;
      bottom: -2px; left: 0;
      width: 40px; height: 2px;
      background: var(--color-accent);
    }
    .bank-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
    }
    .bank-chip {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 16px;
      background: var(--color-white);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      font-size: 12px;
      font-weight: 600;
      color: var(--color-navy);
      box-shadow: var(--shadow-sm);
      transition: all 0.2s var(--ease);
      white-space: nowrap;
    }
    .bank-chip:hover {
      border-color: var(--color-accent);
      box-shadow: var(--shadow-md);
      transform: translateY(-1px);
    }
    .bank-chip-icon {
      width: 20px; height: 20px;
      border-radius: 4px;
      display: flex; align-items: center; justify-content: center;
      font-size: 10px;
      font-weight: 800;
      color: var(--color-white);
      flex-shrink: 0;
    }
    .bank-note {
      font-size: 11px;
      color: var(--color-text-muted);
      margin-top: 12px;
      letter-spacing: 1px;
    }

    /* ===== RESPONSIVE ===== */
    @media (max-width: 768px) {
      .company-table tbody tr { grid-template-columns: 1fr; }
      .company-table th { padding: 12px 20px; }
      .company-table th::after { display: none; }
      .company-table td { padding: 16px 20px; background: var(--color-bg-soft); }
      .contact-cta { padding: 36px 24px; }
      .section-heading { font-size: 20px; }
      .office-tab-btn .office-popup {
        left: 0; right: auto;
        transform: none;
        min-width: 200px;
      }
      .office-tab-btn .office-popup::after {
        left: 24px;
        transform: none;
      }
    }
    @media (max-width: 480px) {
      .company-section { padding: 40px 16px; }
      .contact-cta-btns { 
        flex-direction: column; 
        align-items: center; 
      }
      .office-tabs {
        display: flex;
        flex-direction: column;
        gap:10px;
      }
    }