:root {
  --cyan: #20b8c8;
  --cyan-dark: #1898a8;
  --cyan-deep: #0e7a88;
  --green: #089848;
  --green-dark: #067a38;
  --text: #1a2b32;
  --muted: #5a6f78;
  --bg: #f4f8f9;
  --white: #ffffff;
  --line: #d5e6ea;
  --shadow: 0 8px 24px rgba(14, 122, 136, 0.08);
  --font: "Manrope", "Segoe UI", sans-serif;
  --max: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

a {
  color: var(--cyan-deep);
  text-decoration: none;
}

a:hover {
  color: var(--green);
}

.brand,
.brand:hover,
.brand:focus,
.brand:active {
  color: inherit !important;
  text-decoration: none !important;
  opacity: 1 !important;
  filter: none !important;
  transform: none !important;
}

.brand .brand-text,
.brand .brand-text strong,
.brand .brand-text span,
.brand:hover .brand-text,
.brand:hover .brand-text strong,
.brand:hover .brand-text span,
.brand:focus .brand-text strong,
.brand:focus .brand-text span {
  color: inherit !important;
  text-decoration: none !important;
  opacity: 1 !important;
}

img {
  max-width: 100%;
  display: block;
}

/* Chỉ ảnh “tự do” (không nằm trong khung cố định) mới height:auto */
img:not([width]):not([height]):not(.news-thumb-img):not(.media-frame img) {
  height: auto;
}

/* Khung ảnh chuẩn — tránh méo / overflow */
.media-frame {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  background: var(--bg);
  isolation: isolate;
}

.media-frame > img,
.media-frame img {
  position: absolute;
  inset: 0;
  width: 100% !important;
  height: 100% !important;
  max-width: none !important;
  object-fit: cover;
  object-position: center;
  display: block;
}

.media-frame--16x9 {
  aspect-ratio: 16 / 9;
}

.media-frame--16x10 {
  aspect-ratio: 16 / 10;
}

.media-frame--1x1 {
  aspect-ratio: 1 / 1;
}

.media-frame--thumb {
  width: 72px;
  height: 72px;
  flex: none;
  border-radius: 8px;
}

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  background: linear-gradient(120deg, var(--cyan-deep), var(--cyan) 55%, var(--green));
  color: var(--white);
}

.header-top {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.25rem;
  align-items: center;
  padding: 0.9rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: inherit;
}

.brand img {
  height: 48px;
  width: auto;
  max-height: 48px;
  object-fit: contain;
  background: var(--white);
  border-radius: 8px;
  padding: 0.35rem 0.55rem;
}

.brand-text strong {
  display: block;
  font-size: clamp(0.85rem, 1.5vw, 1.05rem);
  letter-spacing: 0.02em;
  line-height: 1.25;
}

.brand-text span {
  display: block;
  font-size: 0.78rem;
  opacity: 0.92;
  margin-top: 0.15rem;
}

.header-tools {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.search-box {
  display: flex;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  overflow: hidden;
}

.search-box input {
  border: 0;
  background: transparent;
  color: var(--white);
  padding: 0.45rem 0.85rem;
  width: 160px;
  outline: none;
}

.search-box input::placeholder {
  color: rgba(255, 255, 255, 0.75);
}

.search-box button {
  border: 0;
  background: transparent;
  color: var(--white);
  padding: 0 0.8rem;
  cursor: pointer;
}

.nav-bar {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 40;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem;
}

.nav-list > li {
  position: relative;
}

.nav-list > li > a,
.nav-list > li > button {
  display: block;
  padding: 0.85rem 0.7rem;
  color: var(--cyan-deep);
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  background: none;
  border: 0;
  cursor: pointer;
  font-family: inherit;
}

.nav-list > li > a:hover,
.nav-list > li > button:hover,
.nav-list > li.active > a {
  color: var(--green);
}

.dropdown {
  display: none;
  position: absolute;
  left: 0;
  top: 100%;
  min-width: 260px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  list-style: none;
  margin: 0;
  padding: 0.4rem 0;
  z-index: 50;
}

.nav-list > li:hover > .dropdown,
.nav-list > li:focus-within > .dropdown,
.nav-list > li.open > .dropdown {
  display: block;
}

.dropdown a {
  display: block;
  padding: 0.55rem 1rem;
  color: var(--text);
  font-size: 0.9rem;
}

.dropdown a:hover {
  background: var(--bg);
  color: var(--green);
}

/* After .dropdown a so equal-specificity cascade does not flatten title+hint */
.dropdown.dropdown-compact {
  min-width: 280px;
}

.dropdown.dropdown-compact > li > a {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  padding: 0.7rem 1rem;
}

.dropdown-hint {
  display: block;
  font-size: 0.78rem;
  font-weight: 400;
  color: #6b7c80;
  line-height: 1.35;
}

.dropdown.dropdown-compact > li > a:hover .dropdown-hint {
  color: #4d6368;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 8px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--cyan-deep);
}

/* Ticker */
.ticker {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--cyan-deep);
  color: var(--white);
  padding: 0.55rem 0;
  overflow: hidden;
}

.ticker-badge {
  flex: none;
  background: var(--green);
  color: var(--white);
  font-weight: 800;
  font-size: 0.75rem;
  padding: 0.25rem 0.55rem;
  border-radius: 4px;
}

.ticker-track {
  white-space: nowrap;
  overflow: hidden;
  flex: 1;
}

.ticker-track span {
  display: inline-block;
  padding-left: 100%;
  animation: marquee 28s linear infinite;
  font-size: 0.9rem;
}

@keyframes marquee {
  to {
    transform: translateX(-100%);
  }
}

/* Home grid */
.home-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr 0.9fr;
  gap: 1.25rem;
  padding: 1.5rem 0 2rem;
}

.panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}

.panel-head {
  background: linear-gradient(90deg, var(--cyan), var(--green));
  color: var(--white);
  padding: 0.7rem 1rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  font-size: 0.9rem;
}

.panel-body {
  padding: 1rem;
}

.feature-card > img,
.feature-card .media-frame {
  display: block;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 16 / 10;
  height: auto !important;
  border-radius: 8px;
  overflow: hidden;
  background: linear-gradient(135deg, #d8f4f7, #d9f3e5);
  object-fit: cover;
  object-position: center;
}

.feature-card h3 {
  margin: 0.85rem 0 0.4rem;
  color: var(--cyan-deep);
  font-size: 1.05rem;
  line-height: 1.35;
}

.feature-card .meta {
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.news-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.news-list li {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 0.75rem;
  align-items: center;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
}

.news-list li:last-child {
  border-bottom: 0;
}

.news-thumb {
  width: 72px;
  height: 72px;
  border-radius: 8px;
  background: linear-gradient(145deg, var(--cyan), var(--green));
  color: var(--white);
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 800;
  text-align: center;
  padding: 0.3rem;
}

.news-list .news-thumb-img,
.home-grid .news-thumb-img {
  width: 72px !important;
  height: 72px !important;
  max-width: 72px !important;
  border-radius: 8px;
  object-fit: cover;
  object-position: center;
  flex: none;
  background: var(--bg);
}

.news-list a {
  color: var(--text);
  font-weight: 600;
  font-size: 0.92rem;
  line-height: 1.35;
}

.news-list a:hover {
  color: var(--cyan-deep);
}

.hotline-box {
  text-align: center;
  padding: 1.1rem 1rem;
  border-bottom: 1px solid var(--line);
}

.hotline-box .label {
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 0.25rem;
}

.hotline-box a {
  color: var(--green);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.quick-links {
  display: grid;
  gap: 0.55rem;
  padding: 0.9rem;
}

.quick-links a {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  background: linear-gradient(90deg, var(--cyan-deep), var(--cyan));
  color: var(--white);
  padding: 0.75rem 0.85rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.88rem;
}

.quick-links a:hover {
  background: linear-gradient(90deg, var(--green-dark), var(--green));
  color: var(--white);
}

.quick-links .ico {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.2);
  display: grid;
  place-items: center;
  flex: none;
}

/* Sections */
.section {
  padding: 2.2rem 0;
}

.section.alt {
  background: var(--bg);
}

.section-title {
  margin: 0 0 1.2rem;
  color: var(--cyan-deep);
  font-size: 1.35rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.service-tile {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease;
}

.service-tile:hover {
  transform: translateY(-3px);
}

.service-tile .visual {
  height: 160px;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  display: grid;
  place-items: center;
  color: var(--white);
  font-size: 2rem;
  font-weight: 800;
  overflow: hidden;
  padding: 0;
}

.service-tile .visual img {
  width: 100% !important;
  height: 100% !important;
  max-width: none !important;
  object-fit: cover;
  object-position: center;
  display: block;
}

.service-tile .body {
  padding: 1rem 1.1rem 1.2rem;
}

.service-tile h3 {
  margin: 0 0 0.45rem;
  color: var(--text);
  font-size: 1.05rem;
}

.service-tile p {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.1rem;
  border-radius: 8px;
  font-weight: 700;
  border: 1.5px solid transparent;
  cursor: pointer;
  font-family: inherit;
  line-height: 1.25;
  text-decoration: none;
  transition:
    background-color 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.15s ease;
}

/* Không để a:hover đổi màu chữ nút */
a.btn:hover,
a.btn:focus,
a.btn:active {
  text-decoration: none;
}

.btn-primary {
  background: var(--green);
  color: var(--white);
  border-color: var(--green);
}

.btn-primary:hover,
a.btn-primary:hover {
  background: var(--green-dark);
  color: var(--white);
  border-color: var(--green-dark);
}

.btn-secondary {
  background: var(--cyan);
  color: var(--white);
  border-color: var(--cyan);
}

.btn-secondary:hover,
a.btn-secondary:hover {
  background: var(--cyan-dark);
  color: var(--white);
  border-color: var(--cyan-dark);
}

.btn-outline {
  background: transparent;
  border-color: var(--cyan);
  color: var(--cyan-deep);
}

.btn-outline:hover,
a.btn-outline:hover {
  background: var(--cyan-deep);
  color: var(--white);
  border-color: var(--cyan-deep);
}

/* Nút gọi / secondary dùng trên nền sáng (tin tức, tile…) */
.btn-hero-primary {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}

.btn-hero-primary:hover,
a.btn-hero-primary:hover {
  background: var(--green-dark);
  color: #fff;
  border-color: var(--green-dark);
}

.btn-hero-secondary {
  background: #fff;
  color: var(--cyan-deep);
  border-color: var(--cyan-deep);
}

.btn-hero-secondary:hover,
a.btn-hero-secondary:hover {
  background: var(--cyan-deep);
  color: #fff;
  border-color: var(--cyan-deep);
}

.btn-hero-zalo {
  background: #0068ff;
  color: #fff;
  border-color: #0068ff;
}

.btn-hero-zalo:hover,
a.btn-hero-zalo:hover {
  background: #0055d4;
  color: #fff;
  border-color: #0055d4;
}

.btn-hotline {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}

.btn-hotline:hover,
a.btn-hotline:hover {
  background: var(--green-dark);
  color: #fff;
  border-color: var(--green-dark);
}

/* Inner pages */
.page-hero {
  background: linear-gradient(120deg, rgba(14, 122, 136, 0.92), rgba(8, 152, 72, 0.88)),
    linear-gradient(135deg, #9fe4ec, #9fd9ba);
  color: var(--white);
  padding: 2.4rem 0;
}

.page-hero h1 {
  margin: 0 0 0.55rem;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
}

.page-hero p {
  margin: 0;
  max-width: 46rem;
  opacity: 0.95;
}

.breadcrumb {
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
  opacity: 0.9;
}

.breadcrumb a {
  color: var(--white);
  text-decoration: underline;
}

.content {
  padding: 2rem 0 2.5rem;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 1.5rem;
}

.prose h2 {
  color: var(--cyan-deep);
  margin-top: 1.6rem;
}

.prose h3 {
  color: var(--green-dark);
}

.prose ul {
  padding-left: 1.2rem;
}

.prose li {
  margin: 0.35rem 0;
}

.side-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem;
  position: sticky;
  top: 4.5rem;
}

.side-card h3 {
  margin: 0 0 0.7rem;
  color: var(--cyan-deep);
  font-size: 1rem;
}

.side-card a {
  display: block;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-size: 0.92rem;
}

.side-card a:last-child {
  border-bottom: 0;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.info-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.1rem;
  background: var(--white);
}

.info-card h3 {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  color: var(--cyan-deep);
}

.info-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.contact-box {
  display: grid;
  gap: 0.85rem;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.2rem;
}

.contact-box strong {
  color: var(--cyan-deep);
}

form.quote-form {
  display: grid;
  gap: 0.75rem;
  max-width: 560px;
}

form.quote-form label {
  display: grid;
  gap: 0.3rem;
  font-weight: 600;
  font-size: 0.92rem;
}

form.quote-form input,
form.quote-form textarea,
form.quote-form select {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  font: inherit;
}

/* Footer */
.site-footer {
  background: #0b3d45;
  color: #d7eef1;
  padding: 2.2rem 0 1.4rem;
  margin-top: 1rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1.5rem;
}

.site-footer h3 {
  margin: 0 0 0.7rem;
  color: var(--white);
  font-size: 1rem;
}

.site-footer a {
  color: #b9e5eb;
}

.site-footer a:hover {
  color: #fff;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer li {
  margin: 0.35rem 0;
}

.footer-grid-contact {
  grid-template-columns: 1fr;
  gap: 1.4rem;
}

.footer-contact {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.25rem 2rem;
}

.footer-contact-main h3 {
  margin-bottom: 0.45rem;
}

.footer-address {
  margin: 0;
  max-width: 36rem;
  line-height: 1.55;
}

.footer-contact-meta {
  display: grid;
  gap: 0.45rem;
  min-width: 14rem;
}

.footer-contact-meta p {
  margin: 0;
}

.footer-label {
  display: inline-block;
  min-width: 4.25rem;
  color: rgba(215, 238, 241, 0.72);
  font-size: 0.85rem;
}

.footer-links-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: 1.4rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-links-row a {
  color: #b9e5eb;
  font-size: 0.9rem;
}

.footer-bottom {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.85rem;
  opacity: 0.85;
}

@media (max-width: 980px) {
  .footer-grid-contact {
    grid-template-columns: 1fr;
  }

  .footer-contact {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 980px) {
  .header-top {
    grid-template-columns: 1fr auto;
  }

  .brand-text span {
    display: none;
  }

  .home-grid,
  .service-grid,
  .footer-grid,
  .content-grid {
    grid-template-columns: 1fr;
  }

  .nav-toggle {
    display: inline-block;
  }

  .nav-list {
    display: none;
    width: 100%;
    flex-direction: column;
    padding-bottom: 0.75rem;
  }

  .nav-inner.open .nav-list {
    display: flex;
  }

  .dropdown {
    position: static;
    box-shadow: none;
    border: 0;
    background: var(--bg);
  }

  .search-box input {
    width: 110px;
  }
}

@media (max-width: 640px) {
  .header-tools .search-box {
    display: none;
  }
}

/* Compat tokens for ported service-page.css */
:root {
  --btn-height: 48px;
  --primary-color: var(--cyan-deep);
  --primary-dark: var(--cyan-deep);
  --accent-color: var(--green);
  --white: #ffffff;
  --light-gray: var(--bg);
  --text-color: var(--text);
}
.service-page .container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }
.faq-item .faq-answer { display: none; }
.faq-item.active .faq-answer { display: block; }
.faq-question { cursor: pointer; display:flex; justify-content:space-between; gap:1rem; align-items:center; }
.sticky-cta-bar, .chat-widget-container { display:none !important; }