:root {
  --blue: #053b6c;
  --blue-dark: #073b66;
  --blue-soft: #074a7b;
  --cyan: #1390cb;
  --cyan-dark: #0b8dbb;
  --text: #111;
  --light-gray: #f2f0ec;
  --container: 1720px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Helvetica Regular', sans-serif;
  color: var(--text);
  background: #fff;
  font-size: 15px;
  line-height: 1.4;
}

body.menu-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

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

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.container-fluid {
  width: min(var(--container), calc(100% - 120px));
  margin-inline: auto;
}

.row {
  margin: 0;
}

.col-xl-11 {
  max-width: 1490px;
}

.my-3 {
  margin-top: 1rem;
  margin-bottom: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 4px;
  font-weight: 700;
  text-align: center;
}

/* Hero */
.hero-section {
  position: relative;
  min-height: clamp(420px, 33vw, 635px);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url("../images/hero-placeholder.svg") center bottom / cover no-repeat;
}

.hero-content {
  position: relative;
  z-index: 1;
  color: #fff;
  padding-top: clamp(62px, 5vw, 96px);
}

.hero-content h1 {
  max-width: 1050px;
  margin: 0 0 30px;
  font-size: clamp(24px, 1.65vw, 31px);
  line-height: 1.25;
  font-weight: 400;
  text-shadow: 0 2px 4px rgba(0, 0, 0, .65);
}

.hero-list {
  color: #fffb00;
  font-weight: 700;
  font-size: clamp(17px, 1.05vw, 20px);
  line-height: 1.42;
  text-shadow: 0 2px 4px rgba(0, 0, 0, .55);
}

.hero-list p {
  margin: 0 0 3px;
}

.hero-btn {
  background: #fff;
  color: #06436a;
  padding: 13px 20px;
  font-size: 20px;
  margin-top: 14px;
}

.hero-btn:hover {
  background: #f2f2f2;
  color: #06436a;
}

.hero-dots {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 9px;
  z-index: 2;
}

.hero-dots span {
  width: 15px;
  height: 15px;
  background: #76a4bf;
  border-radius: 50%;
  opacity: .8;
}

.hero-dots span.active {
  background: #004d80;
}

.live-chat {
  position: fixed;
  right: 14px;
  top: 68%;
  z-index: 1001;
  width: 82px;
  height: 98px;
  border: 3px solid rgba(255, 255, 255, .8);
  border-radius: 9px;
  background: rgba(255, 255, 255, .72);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #20b331;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .25);
}

.live-chat span {
  width: 54px;
  height: 54px;
  border: 7px solid #2cb535;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  line-height: 1;
}

.live-chat small {
  font-size: 14px;
}

/* Sections */
main {
  overflow: hidden;
}

.section-head {
  text-align: center;
  margin-bottom: 22px;
}

.section-head h2,
.categories h2 {
  color: #000;
  display: inline-block;
  border-bottom: 1px solid var(--blue);
  font-weight: 400;
}
.categories h2{
  border-bottom:0px;
}

.section-head p {
  font-size: clamp(16px, 1.2vw, 20px);
  line-height: 1.45;
  margin: 0;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px 28px;
}

.service-card img {
  width: 100%;
  aspect-ratio: 4 / 2.5;
  object-fit: cover;
  border-radius: 5px;
  margin-bottom: 10px;
}

.service-card h3 {
  margin: 0 0 10px;
  font-weight: 400;
  font-size: clamp(18px, 1.2vw, 22px);
}

.service-card p,
.reason-grid p,
.approach-grid p,
.test-right p,
.about-grid p {
  text-align: justify;
}

.service-card p {
  font-size: clamp(15px, 1vw, 18px);
  line-height: 1.55;
  margin: 0 0 14px;
}

.speciality {
  background: #064978;
  color: #fff;
  padding: 38px 0 48px;
}

.speciality h3,
.reasons h3 {
  text-align: center;
  font-weight: 400;
}

.speciality h3 {
  text-decoration: underline;
  margin: 0 0 52px;
}

.speciality-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  text-align: center;
  gap: 20px;
}

.speciality-row h4 {
  margin: 0;
  font-weight: 400;
}

.reasons {
  background: var(--cyan);
  color: #fff;
  padding: 38px 0 45px;
}

.reasons h3 {
  margin: 0 0 26px;
}

.reason-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
}

.reason-grid h4 {
  font-weight: 400;
  margin: 0 0 14px;
}

.reason-grid p {
  font-size: 15px;
  line-height: 1.55;
  margin: 0;
}

.approach-section {
  background: #fff;
  padding: 42px 0;
}

.approach-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: clamp(28px, 4vw, 70px);
  align-items: center;
}

.approach-grid h3 {
  font-weight: 400;
  margin: 0 0 25px;
}

.approach-grid p {
  font-size: 16px;
  line-height: 1.6;
  margin: 0 0 20px;
}

.approach-grid img {
  width: 100%;
  aspect-ratio: 4 / 2.5;
  object-fit: cover;
}

.testimonial-section {
  background: #064978;
  color: #fff;
  padding: 34px 0 35px;
}

.test-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.18fr);
  gap: 40px;
}

.test-left {
  text-align: center;
}

.test-left h4 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 10px;
}

.test-left p {
  margin: 0 0 10px;
}

.test-left img {
  width: 100%;
  aspect-ratio: 4 / 1.8;
  object-fit: cover;
  margin: 0 0 20px;
}

.btn-research {
  background: #fff;
  color: #000;
  border: 1px solid transparent;
  padding: .55rem 1.5rem;
}

.test-right article {
  margin-bottom: 28px;
}

.test-right h4 {
  line-height: 1.25;
  font-weight: 700;
  margin: 0 0 10px;
}

.test-right p {
  font-size: 1rem;
  line-height: 1.55;
  font-style: italic;
  margin: 0 0 10px;
}

.about-strip {
  background: var(--cyan);
  color: #fff;
  padding: 45px 0;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: clamp(28px, 4vw, 55px);
  align-items: center;
}

.about-grid h3 {
  line-height: 1.35;
  font-weight: 600;
  margin: 0;
}

.about-grid p {
  font-size: 1rem;
  line-height: 1.6;
  margin: 0 0 15px;
}

.categories {
  background: #fff;
  padding: 20px 0 34px;
}

.categories h2 {
  text-align: center;
  margin: 0 0 18px;
  text-decoration: underline;
  width: 100%;
}

/* Footer */
.footer {
  background: #0d3b6c;
  color: #fff;
  position: relative;
}

.footer a {
  color: #fff;
  transition: opacity .2s ease, color .2s ease;
}

.footer a:hover {
  opacity: .85;
}

.footer .container-fluid {
  width: min(1720px, calc(100% - 120px));
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 30px;
  padding-top: 20px;
  margin-bottom: 20px;
}

.footer-logo-box img {
  max-width: 250px;
}

.footer-newsletter p {
  font-size: 15px;
  margin: 0 0 10px;
}

.footer-newsletter form {
  display: flex;
  align-items: center;
}

.footer-newsletter input {
  width: 220px;
  height: 36px;
  border: 0;
  outline: 0;
  padding: 0 14px;
  font-size: 14px;
  color: #222;
}

.footer-newsletter button {
  height: 36px;
  border: 0;
  background: #10a6d8;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  padding: 0 22px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 1.7fr 1.7fr 1.5fr 1fr;
  gap: 24px;
  padding-bottom: 55px;
}

.footer-column h4 {
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 18px;
  padding-bottom: 5px;
  border-bottom: 1px solid #fff;
}

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

.footer-column ul li {
  margin-bottom: 8px;
  line-height: 1.5;
}

.footer-column ul li a {
  font-size: 16px;
  display: inline-block;
}

.footer-bottom {
  background: #172d56;
  border-top: 1px solid #fff;
  position: relative;
}

.footer-bottom-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.footer-mail-icon {
  position: absolute;
  left: 0;
  top: -20px;
}

.footer-mail-icon a {
  background: url("../images/image/msg-box-bg.png") no-repeat left top;
  background-size: 100% 100%;
  width: 43px;
  height: 43px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-copyright {
  padding-top: 10px;
}

.footer-copyright p {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
}

.footer-copyright a {
  margin: 0 3px;
}

.footer-social {
  display: flex;
  align-items: center;
  gap: 10px;
  position: absolute;
  right: 0;
  top: -16px;
}

.footer-social a {
  width: 34px;
  height: 34px;
  background: #d9d9d9;
  color: #17315f;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  font-size: 15px;
}

.footer-social a:hover {
  background: #10a6d8;
  color: #fff;
  opacity: 1;
}

/* Responsive */

@media (max-width: 1399.98px) {
  .container-fluid,
  .footer .container-fluid {
    width: calc(100% - 48px);
  }

  .footer-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    row-gap: 40px;
  }
}

@media (min-width: 992px) and (max-width: 1199.98px) {
  .container-fluid,
  .footer .container-fluid {
    width: calc(100% - 24px);
  }
}

@media (max-width: 991.98px) {
  .container-fluid,
  .footer .container-fluid {
    width: calc(100% - 24px);
  }

  .hero-section {
    min-height: 0;
    overflow: visible;
    background: var(--cyan);
  }

  .hero-bg {
    position: relative;
    height: clamp(330px, 52vw, 390px);
    background-position: center bottom;
  }

  .hero-content {
    padding: 26px 12px 56px;
    width: 100%;
    color: #fff;
  }

  .hero-content h1 {
    font-size: 22px;
    max-width: none;
    margin-bottom: 20px;
  }

  .hero-list {
    font-size: 18px;
  }

  .hero-dots {
    bottom: 22px;
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .reason-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .approach-grid,
  .test-grid,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .speciality-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .footer-newsletter {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-bottom-inner {
    flex-direction: column;
    gap: 18px;
    padding-top: 35px;
    padding-bottom: 20px;
    text-align: center;
  }

  .footer-mail-icon {
    left: 50%;
    transform: translateX(-50%);
  }

  .footer-social {
    position: static;
  }
}

@media (max-width: 600px) {
  .hero-bg {
    height: clamp(250px, 67vw, 330px);
  }

  .hero-content {
    padding: 24px 12px 54px;
  }

  .hero-content h1 {
    font-size: 19px;
  }

  .hero-list {
    font-size: 16px;
  }

  .hero-btn {
    font-size: 16px;
    padding: 10px 15px;
  }

  .live-chat {
    width: 78px;
    height: 88px;
    right: 8px;
  }

  .service-grid,
  .reason-grid,
  .speciality-row,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .section-head p br,
  .reasons h3 br {
    display: none;
  }

  .speciality,
  .reasons,
  .testimonial-section,
  .about-strip {
    padding-block: 32px;
  }

  .approach-section {
    padding-block: 32px;
  }

  .footer-newsletter form {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .footer-newsletter input,
  .footer-newsletter button {
    width: 100%;
  }
}

@media (max-width: 430px) {
  .footer-copyright p {
    font-size: 13px;
  }
}