/* Mobile nav — Tailwind v2 thiếu transform/z-[...]/green-950 → fix bằng CSS thuần */
@media (max-width: 1023px) {
  html,
  body {
    overflow-x: clip;
    max-width: 100%;
  }

  /* Header mobile — flex gọn, không kế thừa grid desktop */
  .kv-site-header .kv-header-inner {
    position: relative;
    display: flex !important;
    align-items: center;
    justify-content: flex-start;
    gap: 0;
    grid-template-columns: none !important;
    min-height: 56px;
    padding-top: 0.4rem !important;
    padding-bottom: 0.4rem !important;
    padding-right: 3.75rem !important;
  }

  .kv-site-header .kv-header-inner > a.kv-header-logo {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
  }

  .kv-site-header .kv-header-inner .kv-header-logo img {
    height: auto !important;
    max-height: 46px !important;
    width: auto !important;
    max-width: min(220px, 58vw);
    object-fit: contain;
  }

  #navToggle,
  .kv-nav-toggle {
    display: flex !important;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    position: fixed;
    top: calc(8px + env(safe-area-inset-top, 0px));
    right: calc(12px + env(safe-area-inset-right, 0px));
    transform: none;
    z-index: 1102;
    width: 40px;
    height: 40px;
    border: 1px solid #DDEEE7;
    border-radius: 10px;
    background: #fff;
    box-shadow: 0 2px 10px rgba(16, 42, 36, 0.1);
    cursor: pointer;
  }

  #navToggle span,
  .kv-nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    margin: 0 auto;
    background: #0b6e3e;
  }

  .kv-site-header .max-w-7xl {
    padding-right: 3.75rem;
  }

  .kv-desktop-nav,
  .kv-desktop-cta,
  header nav.hidden {
    display: none !important;
  }

  /* QUAN TRỌNG: ẩn menu khi chưa mở */
  #mobileNav:not(.is-open),
  .kv-mobile-nav:not(.is-open) {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }

  #mobileBackdrop:not(.is-open),
  .kv-mobile-backdrop:not(.is-open) {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }

  #mobileNav.is-open,
  .kv-mobile-nav.is-open {
    display: flex !important;
    visibility: visible !important;
    pointer-events: auto !important;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    z-index: 1101;
    width: min(300px, 85vw);
    height: 100%;
    max-height: 100vh;
    padding: 4rem 1.5rem 2rem;
    overflow-y: auto;
    background: linear-gradient(180deg, #022c22 0%, #004526 100%);
    box-shadow: -8px 0 24px rgba(0, 0, 0, 0.25);
    transform: none !important;
  }

  #mobileBackdrop.is-open,
  .kv-mobile-backdrop.is-open {
    display: block !important;
    visibility: visible !important;
    pointer-events: auto !important;
    position: fixed;
    inset: 0;
    z-index: 1100;
    background: rgba(0, 0, 0, 0.55);
  }

  #mobileNav a,
  .kv-mobile-nav a {
    display: block;
    padding: 0.85rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
  }

  #mobileNav a.text-kv-yellow,
  #mobileNav a.is-active,
  .kv-mobile-nav a.is-active {
    color: #ffc617;
  }

  .kv-mobile-nav-cta,
  #mobileNav .kv-mobile-nav-cta {
    margin-top: 1rem;
    padding: 0.85rem 1rem !important;
    border: 0 !important;
    border-radius: 999px;
    background: #ffc617 !important;
    color: #06492d !important;
    font-weight: 900 !important;
    text-align: center;
  }
}

@media (min-width: 1024px) {
  #navToggle,
  .kv-nav-toggle,
  #mobileBackdrop,
  .kv-mobile-backdrop,
  #mobileNav,
  .kv-mobile-nav {
    display: none !important;
  }

  .kv-site-header .kv-header-inner {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    column-gap: 1.25rem;
    padding-top: 0.7rem;
    padding-bottom: 0.7rem;
  }

  /* Menu desktop: căn giữa, khoảng cách vừa, không xuống dòng */
  .kv-desktop-nav {
    display: flex !important;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
    width: 100%;
    min-width: 0;
    gap: 0.15rem 0.65rem;
    padding: 0;
  }

  .kv-desktop-nav a {
    white-space: nowrap;
    font-size: 0.8125rem;
    font-weight: 700;
    padding: 0.4rem 0.55rem;
    border-radius: 0.35rem;
    text-decoration: none;
    transition: color 0.15s, background 0.15s;
  }

  .kv-desktop-nav a:hover {
    background: rgba(255, 255, 255, 0.08);
  }

  .kv-desktop-cta {
    display: inline-flex !important;
    align-items: center;
    font-size: 0.75rem;
    padding: 0.5rem 1rem;
    white-space: nowrap;
    border-radius: 999px;
  }
}

@media (min-width: 1280px) {
  .kv-site-header .kv-header-inner {
    column-gap: 1.5rem;
  }

  .kv-desktop-nav {
    gap: 0.2rem 0.85rem;
  }

  .kv-desktop-nav a {
    font-size: 0.875rem;
    padding: 0.45rem 0.65rem;
  }
}

@media (min-width: 1536px) {
  .kv-desktop-nav {
    gap: 0.25rem 1rem;
  }

  .kv-desktop-nav a {
    padding: 0.45rem 0.75rem;
  }
}

body.mobile-nav-open {
  overflow: hidden;
}

/* ============ Bottom app nav (mobile/tablet) ============ */
.kv-app-nav {
  display: none;
}

@media (max-width: 1023px) {
  /* specificity cao hơn body.kv-redesign > * — tránh bị đổi thành relative */
  body.kv-redesign .kv-app-nav,
  body.kv-public .kv-app-nav,
  .kv-app-nav {
    display: grid;
    grid-template-columns: 1fr 1fr auto 1fr 1fr;
    align-items: end;
    gap: 0;
    position: fixed !important;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 900;
    padding: .35rem .35rem calc(.35rem + env(safe-area-inset-bottom, 0));
    background: rgba(255, 255, 255, .97);
    border-top: 1px solid rgba(6, 107, 63, .12);
    box-shadow: 0 -6px 24px rgba(15, 23, 42, .08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }

  .kv-app-nav__item,
  .kv-app-nav__call {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    gap: .2rem;
    min-height: 52px;
    padding: .25rem .15rem .15rem;
    border: 0;
    background: transparent;
    color: #64748b;
    font-size: .62rem;
    font-weight: 700;
    text-decoration: none;
    line-height: 1.1;
    cursor: pointer;
  }

  .kv-app-nav__item i {
    font-size: 1.25rem;
    line-height: 1;
  }

  .kv-app-nav__item.is-active {
    color: var(--kv-green, #006B3F);
  }

  .kv-app-nav__call {
    position: relative;
    top: -.35rem;
    color: var(--kv-green, #006B3F);
  }

  .kv-app-nav__call-btn {
    position: relative;
    display: grid;
    place-items: center;
    width: 3rem;
    height: 3rem;
    border-radius: 999px;
    background: linear-gradient(145deg, #10B981 0%, #059669 100%);
    color: #fff;
    box-shadow: 0 6px 16px rgba(5, 150, 105, .32);
    border: 3px solid #fff;
    transition: transform .15s ease;
    animation: kv-app-call-glow 2.4s ease-in-out infinite;
  }

  @keyframes kv-app-call-glow {
    0%, 100% { box-shadow: 0 8px 22px rgba(0, 107, 63, .35); }
    50% { box-shadow: 0 10px 28px rgba(0, 168, 84, .55), 0 0 0 6px rgba(0, 168, 84, .12); }
  }

  .kv-app-nav__call:active .kv-app-nav__call-btn {
    transform: scale(.96);
  }

  .kv-app-nav__call-btn i {
    font-size: 1.35rem;
  }

  .kv-app-nav__call-label {
    font-size: .62rem;
    font-weight: 800;
    color: var(--kv-green, #006B3F);
  }

  body.kv-redesign .kv-site-header,
  body.kv-public .kv-site-header {
    color: #102A24 !important;
  }

  body.kv-redesign .kv-header-logo__text,
  body.kv-public .kv-header-logo__text {
    color: #0b6e3e;
  }

  /* Anchor scroll không bị sticky header che */
  body.kv-redesign .kvx-section,
  body.kv-public main > section,
  body.kv-public .lh-sec,
  body.kv-public .kh-hero,
  body.kv-public .lt-hero {
    scroll-margin-top: calc(58px + env(safe-area-inset-top, 0));
  }

  /* Chừa chỗ cho FAB chat trái khi ở đầu trang */
  body.kv-has-app-nav .kvx-hero-intro__panel {
    margin-bottom: .25rem;
  }
}