/* ==========================================
   1. VARIABLES & FONTS
   ========================================== */
@font-face {
  font-display: swap;
  font-family: Roboto;
  font-style: normal;
  font-weight: 400;
  src: url(https://baohanhdienmayhanoi.vn/assets/site/Font/Roboto/Roboto-Regular.woff2) format("woff2");
}
@font-face {
  font-display: swap;
  font-family: Roboto;
  font-style: italic;
  font-weight: 400;
  src: url(https://baohanhdienmayhanoi.vn/assets/site/Font/Roboto/Roboto-Italic.woff2) format("woff2");
}

:root {
  /* Color Palette */
  --primary: #0f5132;
  --primary-light: #157347;
  --primary-dark: #0a3622;
  --danger: #dc3545;
  --success: #198754;
  --warning: #ffc107;
  --light: #f8f9fa;
  --dark: #212529;
  --white: #ffffff;
  
  /* Custom Semantic Colors */
  --color-h3: #146c43;
  --color-banner-bg: #0b2240;
  --color-banner-title: #05fdfd;
  --color-banner-slogan: #ffe26d;
  --color-banner-btn: #ffd500;
  --color-banner-btn-text: #111111;
  --color-banner-btn-hover-text: #d60000;
  --color-link-hover: #184b9b;
  --color-divider: #eeeeee;
  
  /* Component Colors */
  --text-muted: #495057;
  --bg-breadcrumb: #e9ecef;
  --border-color: #dee2e6;
  
  /* Animations & Overlays */
  --color-animation: rgba(21, 115, 71, 0.4);
  --color-animation-right: rgba(25, 135, 84, 0.8);
  --overlay-banner-start: rgb(0 0 0 / .48);
  --overlay-banner-mid: rgb(0 0 0 / .22);
  --overlay-banner-mobile-start: rgb(0 0 0 / .6);
  --overlay-banner-mobile-end: rgb(0 0 0 / .3);
  
  /* Spacing & Borders */
  --radius: .375rem;
  --radius-circle: 50%;
  --font-base: 1.125rem;
  --font-sans: Roboto, system-ui, -apple-system, "Segoe UI", "Helvetica Neue", "Noto Sans", "Liberation Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  --transition: all .3s ease;
  
  /* Shadows */
  --shadow: 0 4px 10px rgba(0, 0, 0, .08);
  --shadow-hover: 0 8px 20px rgba(0, 0, 0, .15);
  --shadow-box: 6px 6px 6px rgba(0, 0, 0, 0.08);
  --shadow-bottom-contact: 2px 1px 9px rgba(0, 0, 0, .08);
  
  /* Z-Index */
  --z-header: 9999999999;
  --z-navbar: 98;
  --z-collapse: 99;
  --z-fixright: 9999999999;
  
  /* Utilities */
  --tap-highlight: #fff0;
}

/* ==========================================
   2. REBOOT & BASE TYPOGRAPHY
   ========================================== */
*, ::after, ::before {
  box-sizing: border-box;
}

@media (prefers-reduced-motion: no-preference) {
  :root { scroll-behavior: smooth; }
}

body {
  margin: 0;
  padding: 0 6px;
  background: var(--bg);
  color: var(--dark);
  font-family: var(--font-sans);
  font-size: var(--font-base);
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: var(--tap-highlight);
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 .5rem;
  font-weight: 700;
  line-height: 1.2;
  text-transform: capitalize;
}
h1 { color: var(--danger); font-size: 36px; text-align: center; }
h2 { color: var(--primary); font-size: 28px; }
h3 { color: var(--color-h3); font-size: 26px; }
h4 { color: var(--success); font-size: 24px; }
h5 { color: var(--primary-light); font-size: 22px; }
h6 { color: var(--success); font-size: 20px; }

address, p { margin-bottom: 1rem; }
b, strong { font-weight: bolder; }
small { font-size: .875em; }

a {
  color: var(--primary-light);
  text-decoration: none;
  font-weight: 700;
  word-break: break-word;
}
a:hover { color: var(--danger); }

/* ==========================================
   3. GRID LAYOUT SYSTEM
   ========================================== */
.container-fluid {
  width: 100%;
  padding: 0 .75rem;
  margin: 0 auto;
}
.row {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -.75rem;
}
.row > * {
  flex-shrink: 0;
  width: 100%;
  max-width: 100%;
  padding: 0 .75rem;
}
.col-12 { width: 100%; }
.col-lg-4, .col-md-12, .col-md-6, .col-xl-4 { width: 100%; }
.col-lg-4, .col-md-6, .col-xl-4 { margin-bottom: 1.5rem; }

/* ==========================================
   4. COMPONENTS
   ========================================== */

/* Header & Navbar */
header {
  margin: 0;
  padding: 0;
  width: 100%;
  z-index: var(--z-header);
}
.navbar {
  align-items: center;
  background: var(--primary);
  border-radius: 6px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 10px;
  min-height: 62px;
  padding: .5rem 0;
  position: relative;
  z-index: var(--z-navbar);
}
.navbar .navbar-nav { padding-left: 16px; }
.navbar > .container-fluid {
  align-items: center;
  display: flex;
  flex-wrap: inherit;
  justify-content: space-between;
}
.navbar-nav {
  display: flex;
  flex-direction: column;
  list-style: none;
  margin: 0;
  padding-left: 0;
}
.navbar a {
  color: var(--light);
  font-size: 16px !important;
  font-weight: 700;
  text-transform: uppercase;
}
.navbar .nav-link { margin-top: .5rem; padding: .5rem; }
.navbar .navbar-nav .dropdown-menu li a:hover,
.navbar .navbar-nav .nav-link:hover {
  background-color: var(--danger);
  color: var(--white);
}
.navbar .nav-item { margin-right: 12px !important; }
.navbar .navbar-nav .dropdown-menu {
  background: var(--primary-light);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: .5rem 0;
  position: absolute;
  z-index: var(--z-header);
}
.navbar .navbar-nav .dropdown-menu li { list-style: none; padding: .46rem; }
.navbar-toggler {
  background: var(--primary-light);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-size: 1.40625rem;
  margin-left: 16px;
  padding: .25rem .75rem;
}
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%23ffffff' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
  background-position: 50%;
  background-repeat: no-repeat;
  background-size: 100%;
  height: 1.5em;
  width: 1.5em;
  display: inline-block;
  vertical-align: middle;
}
.navbar-collapse { align-items: center; flex-basis: 100%; flex-grow: 1; }
.navbar-collapse.show { display: block; }
.dropdown-menu {
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: .2s ease;
}
.dropdown-menu.show { opacity: 1; transform: translateY(0); pointer-events: auto; }
.collapse:not(.show) { display: none; }

/* Dynamic Banner */
.banner-img { width: 100%; height: auto; display: block; }
.dynamic-banner-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: var(--color-banner-bg);
  aspect-ratio: 1920 / 350;
}
.banner-img-bg { width: 100%; height: 100%; display: block; object-fit: cover; }
.banner-overlay-content {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(90deg, var(--overlay-banner-start) 0%, var(--overlay-banner-mid) 45%, var(--tap-highlight) 75%);
}
.banner-inner {
  width: 100%;
  max-width: 1400px;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.banner-text-box { max-width: 58%; color: var(--white); }
.banner-tag {
  display: inline-block;
  padding: 8px 20px;
  background: var(--danger);
  color: var(--white);
  border-radius: 30px;
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: .5px;
  margin-bottom: 14px;
  text-shadow: 0 1px 2px rgb(0 0 0 / .2);
}
.banner-title {
  margin: 0 0 12px 0;
  font-size: clamp(28px, 2.8vw, 52px);
  font-weight: 800;
  line-height: 1.15;
  text-transform: uppercase;
  color: var(--color-banner-title);
  text-shadow: 0 4px 12px rgb(0 0 0 / .45);
}
.banner-slogan-top {
  margin: 16px 0 26px;
  font-size: clamp(15.5px, 1.3vw, 22px);
  color: var(--color-banner-slogan);
  font-weight: 600;
}
.banner-btn-hotline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--color-banner-btn);
  color: var(--color-banner-btn-text);
  border-radius: 50px;
  font-size: 18px;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 10px 25px rgb(0 0 0 / .28);
  transition: all 0.25s ease;
}
.banner-btn-hotline:hover {
  background: var(--white);
  color: var(--color-banner-btn-hover-text);
  transform: translateY(-3px);
}
.banner-product-box {
  flex: 0 0 auto;
  width: 36%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.banner-product-box img {
  max-height: 290px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 20px 25px rgb(0 0 0 / .45));
}

/* Card Component */
.card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  color: var(--dark);
}
.card-header {
  background: var(--primary);
  color: var(--white);
  padding: .5rem 1rem;
  border-bottom: 1px solid var(--border-color);
  border-radius: var(--radius) var(--radius) 0 0;
}
.card-header h3 { color: var(--white); margin: 10px; font-size: 100%; font-weight: 700; }
.card-body { padding: 1rem; flex: 1 1 auto; }

/* Sidebar */
#sidebar { background: var(--light); }
#sidebar .right { align-items: center; }
#sidebar .right p { font-size: 1.2em; text-align: center; }
#sidebar .right img { height: 80px; width: 80px; }
#sidebar .right .contact-btn img { width: 39px !important; height: 39px !important; }

/* Breadcrumb */
.breadcrumb {
  background: var(--bg-breadcrumb);
  border-radius: .25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

/* Images & Icons */
img, svg { vertical-align: middle; }
.img-fluid { max-width: 100%; height: auto; }
.img-fluid:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.img-center { display: block; margin: 0 auto; }
.img-border { border-radius: 10px; border: 1px solid var(--border-color); }
.img-full {
  max-width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  box-shadow: var(--shadow);
  object-fit: cover;
  will-change: transform;
  transform: translateZ(0);
  margin: 0 auto;
  transition: transform 0.3s ease-in-out;
}
.img-full:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.img-icon-80 { height: 80px; width: 80px; object-fit: contain; }
.img-icon-30 { height: 30px; width: 30px; object-fit: contain; }
.img-icon-39 { height: 39px; width: 39px; object-fit: contain; }

.icon, .icon-h2, .icon-h3 {
  height: 1.2em;
  width: 1.2em;
  fill: var(--primary);
  transition: fill .3s;
  vertical-align: text-bottom;
}
.icon:hover { fill: var(--danger); }
.icon-h2 { fill: var(--primary-light); }
.icon-h3 { fill: var(--color-h3); }

/* Service & Related Products */
.describe-service img { height: 199px; width: 199px; }
.service-repair { margin: 0; word-spacing: 2px; }
.services-repair { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 -5px; }
.service {
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-sizing: border-box;
  width: 23.999999%;
  display: flex;
  flex-direction: column;
  padding: 15px 10px;
  text-align: center;
  max-height: 666px !important;
}
.service img { width: 100%; max-width: 180px; margin: 8px auto; aspect-ratio: 1/1; object-fit: cover; }
.service .view-details { font-size: 80%; margin-top: auto !important; padding-top: 10px; }

.service-content img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  object-fit: cover;
}
.service-content img:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }

.related-service-with-product {
  background: var(--light);
  border: 1px solid var(--border-color);
  float: left;
  margin: 1.2% 0 1.2% .8%;
  max-height: 526px;
  padding: 16px;
  text-align: center;
  width: 98%;
  box-sizing: border-box;
}
.related-service-with-product img { width: 100%; max-width: 180px; height: auto; aspect-ratio: 1/1; object-fit: cover; display: block; margin: 0 auto; }
.related-service-with-product .title { color: var(--primary); font-weight: 700; margin: 2px; text-align: center; }
.related-service-with-product a { margin-top: 10px; }
.related-service-with-product .img { padding-top: 10px; padding-bottom: 10px; }

/* Contact Components */
.contact {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 15px;
  margin: 0 auto;
  min-height: 60px;
  width: 100%;
  padding: 0 15px;
  box-sizing: border-box;
}
.btn-contact {
  background: var(--primary);
  color: var(--white);
  padding: 10px 15px;
  border-radius: 4px;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  min-width: 140px;
  max-width: 189px;
  transition: var(--transition);
  white-space: nowrap;
  text-align: center;
}
.btn-contact:hover { background: var(--danger); color: var(--light); }
.icon-contact, .icon-zalo { width: 24px; height: 24px; fill: var(--white); margin-right: 8px; flex-shrink: 0; }
.icon-zalo:hover { fill: var(--light) !important; }

/* Fixed Contact Circle Ring */
.contact-btn {
  position: relative;
  width: 50px;
  height: 50px;
  cursor: pointer;
  background: 0 0;
  transform: translateZ(0);
  backface-visibility: hidden;
  z-index: 10;
}
.contact-btn::after, .contact-btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 60px;
  height: 60px;
  background: var(--color-animation);
  border: 2px solid var(--color-animation-right);
  border-radius: var(--radius-circle);
  opacity: .6;
  transform: translate(-50%, -50%) scale(.35);
  animation: ripple 2.2s ease-out infinite;
  pointer-events: none;
  z-index: -1;
}
.contact-btn::after { animation-delay: .73s; }
.contact-circle, .contact-circle-fill {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 60px;
  height: 60px;
  background: var(--color-animation);
  border: 2px solid var(--color-animation-right);
  border-radius: var(--radius-circle);
  opacity: .6;
  transform: translate(-50%, -50%) scale(.35);
  animation: ripple 2.2s ease-out infinite;
  pointer-events: none;
  z-index: -1;
}
.contact-circle-fill { animation-delay: 1.46s; }
.contact-img-circle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 50px;
  height: 50px;
  background: var(--color-animation-right);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translate(-50%, -50%);
  animation: phonering-alo-circle-img-anim 1s ease-in-out infinite;
  z-index: 1;
  overflow: hidden;
}
.contact-img-circle img { width: 39px !important; height: 39px !important; object-fit: contain; }

/* Pagination */
.pagination {
  clear: both;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  list-style: none;
  margin-top: 20px;
  padding: 0;
  width: 100%;
}
.pagination li { margin: 0 3px; }
.pagination .page-link {
  border: 1px solid var(--primary-light);
  border-radius: 5px;
  color: var(--primary);
  display: inline-block;
  padding: 8px 12px;
  text-decoration: none;
  transition: background .3s;
}
.pagination .page-link:hover { background: var(--primary-light); color: var(--white); }
.pagination .active .page-link { background: var(--danger); border-color: var(--danger); color: var(--white); }

/* FAQ Component */
.service-faq { border-bottom: 1px solid var(--border-color); width: 100%; margin: 0 auto; }
.service-faq .question {
  background: var(--light);
  color: var(--dark);
  padding: 15px !important;
  font-weight: normal !important;
  font-size: 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  will-change: transform;
  transform: translateZ(0);
  transition: background-color .3s ease;
}
.service-faq .question::after {
  content: "";
  border: solid var(--dark);
  border-width: 0 2px 2px 0;
  padding: 5px;
  transform: rotate(45deg);
  transition: transform .3s;
}
.service-faq .question:hover { background: var(--light); }
.service-faq input[type=checkbox] { display: none; }
.service-faq input[type=checkbox]:checked + .question { color: var(--danger); font-weight: bold !important; }
.service-faq input[type=checkbox]:checked + .question::after { transform: rotate(225deg); }
.service-faq .answer {
  display: none;
  background: var(--white);
  color: var(--text-muted);
  padding: 15px;
  font-size: 16px;
  line-height: 1.6;
}
.service-faq input[type=checkbox]:checked ~ .answer { display: block; }

/* Star Rating */
.star { color: var(--warning); cursor: pointer; display: inline-block; font-size: 26px !important; transition: color .2s ease-in-out; }
.total-rating { display: inline-flex; gap: 4px !important; }

/* Back to Top */
#back_to_top {
  position: fixed;
  right: 6px;
  bottom: 79px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(20px) scale(1);
  transition: opacity .25s ease, transform .25s ease;
  will-change: opacity, transform;
}
#back_to_top.visible { opacity: 1; visibility: visible; pointer-events: auto; animation: bounce .45s ease-out; transform: translateY(0) scale(1); }
#back_to_top:hover { opacity: .85; transform: scale(1.08); }

/* Box Fix Right */
.box_fixRight {
  position: fixed;
  right: -152px;
  top: 50%;
  transform: translateY(-50%);
  transition: all .2s ease-in-out;
  width: auto;
  z-index: var(--z-fixright);
}
.box_fixRight:hover { right: 0; }
.box_fixRight .box_content { background: var(--white); border-radius: 10px 0 0 10px; box-shadow: var(--shadow-box); padding: 8px; }
.box_fixRight .item { align-items: center; color: var(--dark); display: flex; padding: 8px 12px 6px 6px; text-decoration: none; }
.box_fixRight .item:hover { color: var(--color-link-hover); }
.box_fixRight .item img { height: 39px; width: 39px; }

/* Footer */
#footer { background: var(--primary); color: var(--white); padding: 20px; text-align: center; margin-top: 10px; }
#footer a { color: var(--light); font-size: 20px; font-weight: 700; margin: 0 10px; text-decoration: none; }
#footer a:hover { background: var(--danger); color: var(--white); }
#footer ul li { display: inline; padding: 10px; }
#footer h4 { color: var(--white); font-size: 1.268em; margin-bottom: 10px; }
#footer .footer-address, #footer .footer-support { color: var(--light); }
#footer .icon-footer { fill: var(--white); width: 1.2em; height: 1.2em; margin-right: 5px; }
#footer .icon-footer:hover { fill: var(--danger); }
#footer .copyright, #footer .slogan { font-size: .78em; font-weight: 700; }

/* Utilities Global */
.text-center { text-align: center !important; }
.section-divider { margin: 9px 0; border: 0; border-top: 2px solid var(--color-divider); clear: both; }

/* ==========================================
   5. RESPONSIVE DESIGN (BOOTSTRAP BREAKPOINTS)
   ========================================== */

/* --- Mobile / Small screen (< 576px) --- */
@media (max-width: 575px) {
  #footer ul li { display: block; line-height: 39px; }
  #footer ul li a { display: inline-block; text-align: center; }
  .service { width: 49.199998% !important; }
}
@media (max-width: 467px) {
  .service { width: 97.999996% !important; }
}

/* --- Max-Width Tablet / Responsive (< 768px) --- */
@media (max-width: 768px) {
  body { padding-bottom: 36px; }
  .bottom-contact {
    display: block;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--primary-dark);
    border-top: 1px solid var(--border-color);
    box-shadow: var(--shadow-bottom-contact);
    z-index: 999;
    padding: 3px 0;
  }
  .bottom-contact ul { list-style: none; margin: 0; padding: 0; display: flex; justify-content: space-around; align-items: center; }
  .bottom-contact ul li { flex: 1; text-align: center; position: relative; }
  .bottom-contact .contact-btn { width: 52px; height: 52px; margin: 0 auto; position: relative; top: -29px; }
  .bottom-contact ul li span {
    display: block;
    color: var(--white);
    font-size: 12.99px;
    font-weight: 700;
    margin-top: -21.368px;
    line-height: 1.2;
    text-shadow: var(--shadow-bottom-contact);
    z-index: 5;
  }
  .bottom-contact a { text-decoration: none; display: block; }
  
  figure.table { margin-right: .5% !important; margin-left: 0 !important; width: auto !important; max-width: 100% !important; }
  figure.table table { width: 100% !important; }
}

/* --- Banner Breakpoint (< 699px) --- */
@media (max-width: 699px) {
  .dynamic-banner-wrapper { aspect-ratio: 444 / 259; min-height: 286px; }
  .banner-overlay-content { background: linear-gradient(180deg, var(--overlay-banner-mobile-start) 0%, var(--overlay-banner-mobile-end) 100%); }
  .banner-inner { padding: 15px 20px; flex-direction: column; justify-content: center; text-align: center; height: 100%; }
  .banner-text-box { max-width: 100%; margin-bottom: 18px; }
  .banner-title { font-size: 26px; line-height: 1.25; color: var(--color-banner-title) !important; }
  .banner-slogan-top { font-size: 15px; margin: 12px 0 20px; }
  .banner-btn-hotline { font-size: 17px; padding: 13px 30px; }
  .banner-product-box { display: none; }
}

/* --- Banner Breakpoint Min-Width (>= 699.1px) --- */
@media (min-width: 699.1px) {
  .dynamic-banner-wrapper { aspect-ratio: 1369 / 250; min-height: 286px; }
  .banner-inner { flex-direction: row; padding: 0 40px; }
  .banner-text-box { max-width: 58%; text-align: left; }
  .banner-product-box { display: flex; width: 36%; }
  .banner-product-box img { max-height: 290px; }
}

/* --- Tablet / Medium screen (>= 768px) --- */
@media (min-width: 768px) {
  .col-md-4 { width: 33.333%; }
  .col-md-6 { width: 50%; }
  .col-md-8 { width: 66.666%; }
  .col-md-12 { width: 100%; }
}

/* --- Breakpoint riêng cho Back To Top & Fix Right --- */
@media (min-width: 768.1px) {
  #back_to_top { right: 12px; bottom: 12px; }
}
@media (max-width: 768.1px) {
  .box_fixRight { display: none; }
}

/* --- Max-Width Desktop nhỏ (< 800px) --- */
@media (max-width: 800px) {
  .service { width: 32.266638% !important; }
}

/* --- Max-Width Navigation Mobile (< 991.99px) --- */
@media (max-width: 991.99px) {
  .navbar .nav-item, .navbar .nav-item:hover { margin: .75rem 0; }
  .navbar-right-time { margin-top: .5rem; padding-left: 16px; }
  .navbar-collapse { background: var(--primary-light); left: 0; position: absolute; right: 0; top: 100%; z-index: var(--z-collapse); }
}

/* --- Large Desktop / Menu ngang (>= 992px) --- */
@media (min-width: 992px) {
  .col-lg-2 { width: 16.66666667%; }
  .col-lg-4 { width: 33.333333%; }
  .col-lg-10 { width: 83.33333333%; }
  
  .navbar-expand-lg { flex-wrap: nowrap; justify-content: flex-start; }
  .navbar-expand-lg .navbar-nav { flex-direction: row; }
  .navbar-expand-lg .nav-item { margin-right: 24px; }
  .navbar-expand-lg .navbar-collapse { display: flex !important; }
  .navbar-expand-lg .navbar-toggler { display: none; }
  .navbar-right-time { margin-left: auto; padding-right: 16px; }
}

/* --- Extra Large Screen (>= 1200px) --- */
@media (min-width: 1200px) {
  .col-xl-4 { width: 33.333333%; }
}

/* --- Ultra Large Screens & Đặc biệt --- */
@media (min-width: 1920px) {
  .service { width: 13.366628% !important; }
}
@media (max-width: 2560px) {
  .related-service-with-product { width: 98% !important; }
}
@media (min-width: 2561px) and (max-width: 3839px) {
  .related-service-with-product { width: 49.2% !important; }
}
@media (min-width: 3840px) {
  .related-service-with-product { width: 32.27% !important; }
}

/* ==========================================
   6. ANIMATIONS
   ========================================== */
@keyframes ripple {
  0% { opacity: .6; transform: translate(-50%, -50%) scale(.35); }
  60% { opacity: .14; transform: translate(-50%, -50%) scale(1.6); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(2.6); }
}

@keyframes phonering-alo-circle-img-anim {
  0%, 100% { transform: translate(-50%, -50%) rotate(0); }
  10%, 30% { transform: translate(-50%, -50%) rotate(-25deg); }
  20%, 40% { transform: translate(-50%, -50%) rotate(25deg); }
  50% { transform: translate(-50%, -50%) rotate(0); }
}

@keyframes bounce {
  0% { transform: scale(1); }
  60% { transform: scale(1.26); }
  80% { transform: scale(.98); }
  100% { transform: scale(1.18); }
}