/* ============================================================
   visamon-ui.css — Variables, reset, header, footer, responsive
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700&family=Fraunces:ital,opsz,wght@0,9..144,600;0,9..144,700;1,9..144,600&display=swap');

:root {
  --vm-green:        #00A456;
  --vm-green-dark:   #007A40;
  --vm-green-mid:    #009048;
  --vm-green-light:  #E6F7EE;
  --vm-green-ultra:  #F0FAF5;
  --vm-gold:         #D4A017;
  --vm-gold-dark:    #A97B23;
  --vm-gold-bright:  #F0C832;
  --vm-gold-light:   #FDF3D0;
  --vm-white:        #FFFFFF;
  --vm-bg:           #F7F8FA;
  --vm-border:       #E8EAF0;
  --vm-text:         #0F1923;
  --vm-text-muted:   #5A6478;
  --vm-text-light:   #9AA3B2;
  --vm-shadow-sm:    0 1px 4px rgba(0,164,86,.08);
  --vm-shadow-md:    0 4px 16px rgba(0,164,86,.10);
  --vm-shadow-lg:    0 8px 32px rgba(0,164,86,.12);
  --vm-r-sm:   6px;
  --vm-r-md:   10px;
  --vm-r-lg:   14px;
  --vm-r-xl:   20px;
  --vm-font:         'Plus Jakarta Sans','Be Vietnam Pro',sans-serif;
  --vm-font-display: 'Fraunces', serif;
  --vm-max-w:  1200px;
  --vm-header-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--vm-font); font-size: 15px; line-height: 1.65; color: var(--vm-text); background: var(--vm-bg); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: var(--vm-font); cursor: pointer; border: none; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--vm-bg); }
::-webkit-scrollbar-thumb { background: #C8D0DC; border-radius: 3px; }

/* HEADER */
.vm-header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--vm-white);
  border-bottom: 1px solid var(--vm-border);
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
  height: var(--vm-header-h);
}
.vm-nav-inner {
  max-width: var(--vm-max-w); margin: 0 auto; padding: 0 24px;
  height: 100%; display: flex; align-items: center;
}
.vm-logo { display: flex; align-items: center; flex-shrink: 0; margin-right: 32px; }
.vm-logo img { height: 36px; width: auto; }
.vm-nav-links { display: flex; align-items: center; gap: 2px; flex: 1; }
.vm-nav-links a { font-size: 13.5px; font-weight: 500; color: var(--vm-text-muted); padding: 6px 12px; border-radius: var(--vm-r-sm); transition: color .2s, background .2s; white-space: nowrap; }
.vm-nav-links a:hover, .vm-nav-links a.active { color: var(--vm-green); background: var(--vm-green-ultra); }
.vm-nav-cta { display: flex; align-items: center; gap: 10px; margin-left: auto; flex-shrink: 0; }
.vm-btn-hotline { display: flex; align-items: center; gap: 7px; background: #FEF2F2; color: #DC2626; font-size: 13px; font-weight: 600; padding: 7px 14px; border-radius: var(--vm-r-md); border: 1.5px solid #FECACA; transition: background .2s, transform .15s; white-space: nowrap; }
.vm-btn-hotline:hover { background: #FEE2E2; transform: translateY(-1px); }
.vm-btn-hotline svg { width: 15px; height: 15px; flex-shrink: 0; }
.vm-btn-primary { display: inline-flex; align-items: center; gap: 6px; background: var(--vm-green); color: var(--vm-white); font-size: 13px; font-weight: 600; padding: 8px 18px; border-radius: var(--vm-r-md); transition: background .2s, transform .15s, box-shadow .2s; white-space: nowrap; }
.vm-btn-primary:hover { background: var(--vm-green-dark); transform: translateY(-1px); box-shadow: var(--vm-shadow-md); }
.vm-hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; background: none; cursor: pointer; margin-left: auto; }
.vm-hamburger span { display: block; width: 22px; height: 2px; background: var(--vm-text); border-radius: 2px; transition: transform .3s, opacity .3s; }
.vm-mobile-menu { display: none; }

/* FOOTER */
.vm-footer { background: #0B1F14; color: rgba(255,255,255,.8); margin-top: 64px; }
.vm-footer-main { max-width: var(--vm-max-w); margin: 0 auto; padding: 56px 24px 40px; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.vm-footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.vm-footer-logo img { height: 32px; filter: brightness(0) invert(1); opacity: .9; }
.vm-footer-tagline { font-size: 13.5px; line-height: 1.7; color: rgba(255,255,255,.55); max-width: 280px; margin-bottom: 20px; }
.vm-footer-socials { display: flex; gap: 10px; }
.vm-footer-socials a { width: 34px; height: 34px; border-radius: 50%; background: rgba(255,255,255,.08); display: flex; align-items: center; justify-content: center; transition: background .2s; color: rgba(255,255,255,.7); font-size: 13px; font-weight: 700; }
.vm-footer-socials a:hover { background: var(--vm-green); color: #fff; }
.vm-footer-col-title { font-size: 11.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--vm-gold-bright); margin-bottom: 16px; }
.vm-footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.vm-footer-col ul a { font-size: 13.5px; color: rgba(255,255,255,.55); transition: color .2s; }
.vm-footer-col ul a:hover { color: var(--vm-green-light); }
.vm-footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 20px 24px; }
.vm-footer-bottom-inner { max-width: var(--vm-max-w); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 16px; font-size: 12.5px; color: rgba(255,255,255,.35); }
.vm-footer-bottom-inner a { color: rgba(255,255,255,.45); transition: color .2s; }
.vm-footer-bottom-inner a:hover { color: var(--vm-green-light); }
.vm-footer-mobile { display: none; }

/* FLOATING BUTTONS */
.vm-floating { position: fixed; bottom: 24px; right: 24px; z-index: 900; display: flex; flex-direction: column; gap: 10px; align-items: flex-end; }
.vm-float-btn { display: flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: 50px; font-size: 13px; font-weight: 600; color: #fff; box-shadow: 0 4px 16px rgba(0,0,0,.2); transition: transform .2s, box-shadow .2s; white-space: nowrap; border: none; }
.vm-float-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.25); }
.vm-float-btn svg { width: 18px; height: 18px; flex-shrink: 0; }
.vm-float-zalo  { background: #0068FF; }
.vm-float-phone { background: #DC2626; }
@keyframes vm-pulse { 0% { box-shadow: 0 0 0 0 rgba(0,164,86,.5); } 70% { box-shadow: 0 0 0 10px rgba(0,164,86,0); } 100% { box-shadow: 0 0 0 0 rgba(0,164,86,0); } }
.vm-pulse { animation: vm-pulse 2.2s infinite; }

/* HIDE OLD */
body.vm-page footer.footer,
body.vm-page footer.bg-light,
body.vm-page footer.space-pt,
body.vm-page #footer,
body.vm-page .zalo-container,
body.vm-page #footer1,
body.vm-page .fix_tel { display: none !important; }

/* UTILITIES */
.vm-container { max-width: var(--vm-max-w); margin: 0 auto; padding: 0 24px; }
.vm-section { padding: 56px 0; }
.vm-section-sm { padding: 40px 0; }
.vm-section-title { font-family: var(--vm-font-display); font-size: clamp(22px, 3vw, 30px); font-weight: 700; color: var(--vm-text); line-height: 1.25; }
.vm-section-subtitle { font-size: 14.5px; color: var(--vm-text-muted); margin-top: 6px; }
.vm-badge { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; padding: 4px 10px; border-radius: 50px; background: var(--vm-green-light); color: var(--vm-green-dark); margin-bottom: 10px; }

/* RESPONSIVE */
@media (max-width: 960px) {
  .vm-nav-links { display: none; }
  .vm-nav-cta { display: none; }
  .vm-hamburger { display: flex; }
  .vm-mobile-menu { display: block; max-height: 0; overflow: hidden; transition: max-height .32s ease; position: absolute; top: var(--vm-header-h); left: 0; right: 0; background: var(--vm-white); border-bottom: 1px solid var(--vm-border); z-index: 999; box-shadow: 0 8px 24px rgba(0,0,0,.08); }
  .vm-mobile-menu.open { max-height: 600px !important; }
  .vm-mobile-menu-inner { padding: 16px 20px 24px; display: flex; flex-direction: column; gap: 2px; }
  .vm-mobile-menu-inner a { font-size: 14.5px; font-weight: 500; color: var(--vm-text); padding: 10px 12px; border-radius: var(--vm-r-sm); display: block; transition: background .15s, color .15s; }
  .vm-mobile-menu-inner a:hover { background: var(--vm-green-ultra); color: var(--vm-green); }
  .vm-mobile-menu-divider { height: 1px; background: var(--vm-border); margin: 8px 0; }
  .vm-mobile-menu-cta { display: flex; gap: 10px; margin-top: 12px; }
  .vm-mobile-menu-cta a { flex: 1; text-align: center; padding: 10px !important; border-radius: var(--vm-r-md) !important; font-size: 14px !important; }
  .vm-mobile-menu-cta .vm-mc-phone { background: #FEF2F2; color: #DC2626 !important; font-weight: 600 !important; border: 1px solid #FECACA; }
  .vm-mobile-menu-cta .vm-mc-consult { background: var(--vm-green) !important; color: #fff !important; font-weight: 600 !important; }
}
@media (max-width: 768px) {
  :root { --vm-header-h: 60px; }
  .vm-logo img { height: 30px; }
  .vm-footer-main { display: none; }
  .vm-footer-mobile { display: block; padding: 36px 20px 28px; }
  .vm-footer-mobile-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
  .vm-footer-mobile-logo img { height: 28px; filter: brightness(0) invert(1); opacity: .85; }
  .vm-footer-mobile-desc { font-size: 13px; color: rgba(255,255,255,.5); margin-bottom: 24px; line-height: 1.6; }
  .vm-footer-mobile-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 16px; }
  .vm-footer-mobile-col-title { font-size: 11px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--vm-gold-bright); margin-bottom: 10px; }
  .vm-footer-mobile-col ul { list-style: none; display: flex; flex-direction: column; gap: 7px; }
  .vm-footer-mobile-col ul a { font-size: 13px; color: rgba(255,255,255,.5); }
  .vm-footer { display: flex; flex-direction: column; }
  .vm-footer-mobile { order: 1; }
  .vm-footer-bottom { order: 2; }
  .vm-footer-bottom-inner { flex-direction: column; gap: 6px; text-align: center; }
  .vm-floating { bottom: 16px; right: 16px; }
  .vm-float-btn span { display: none; }
  .vm-float-btn { padding: 12px; border-radius: 50%; }
  .vm-float-btn svg { width: 20px; height: 20px; }
}
@media (max-width: 480px) {
  .vm-container { padding: 0 16px; }
  .vm-section { padding: 40px 0; }
}

/* Country more button */
.vm-country-item.vm-country-more {
  background: var(--vm-green-ultra);
  border-color: var(--vm-green);
}
.vm-country-more-icon {
  font-family: 'Fraunces', serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--vm-green);
  margin-bottom: 6px;
  line-height: 1;
}
.vm-country-item.vm-country-more .vm-country-name {
  color: var(--vm-green);
  font-weight: 600;
}

/* === CO QUOC GIA (flag-icons) === */
.vm-country-flag-img {
  width: 36px !important;
  height: 27px !important;
  border-radius: 4px;
  display: block !important;
  margin: 0 auto 8px;
  box-shadow: 0 1px 4px rgba(0,0,0,.15);
  background-size: cover !important;
  flex-shrink: 0;
}
.vm-country-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}