/* ===== COMMON CSS ===== */
/* Base utilities, Navigation, CTA, Footer */

section > .container,
footer > .container,
header > .container {
  width: 100%;
  max-width: 73.333rem;
  margin: 0 auto;
  position: relative;
}

section > .container > .row,
footer > .container > .row,
header > .container > .row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  position: relative;
  width: 100%;
  justify-content: space-between;
}

section > .container > .column,
footer > .container > .column,
header > .container > .column {
  display: flex;
  flex-direction: column;
  position: relative;
  width: 100%;
}

.flex-wrap {
  flex-wrap: wrap !important;
}

.flex-direction-column {
  flex-direction: column !important;
}

.flex-direction-row {
  flex-direction: row !important;
}

.align-items-end {
  align-items: end !important;
}

.justify-content-end {
  justify-content: end !important;
}

.justify-content-center {
  justify-content: center !important;
}

.main {
  width: 100%;
  display: flex;
  flex-direction: column;
}

.main .cta-section {
  width: 100%;
  padding: 3.333rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.main .cta-container {
  display: flex;
  width: 100%;
  max-width: 40rem;
  position: relative;
  flex-direction: column;
  align-items: center;
  gap: 1.833rem;
  margin: 0 auto;
}

.main .cta-content {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.667rem;
  position: relative;
  flex: 0 0 auto;
}

.main .cta-subtitle {
  position: relative;
  width: fit-content;
  font-family: "Montserrat", Helvetica;
  font-weight: 500;
  color: #02949c;
  font-size: 1.111rem;
  letter-spacing: 0;
  line-height: normal;
  white-space: nowrap;
}

.main .cta-title {
  position: relative;
  width: fit-content;
  text-align: center;
  font-family: var(--h3-font-family);
  font-weight: var(--h3-font-weight);
  color: #ff9b29;
  font-size: var(--h3-font-size);
  letter-spacing: var(--h3-letter-spacing);
  line-height: var(--h3-line-height);
  font-style: var(--h3-font-style);
}

.main .cta-description {
  position: relative;
  width: 23.556rem;
  font-family: var(--body-2-font-family);
  font-weight: var(--body-2-font-weight);
  color: var(--black);
  font-size: var(--body-2-font-size);
  text-align: center;
  letter-spacing: var(--body-2-letter-spacing);
  line-height: var(--body-2-line-height);
  font-style: var(--body-2-font-style);
}

.main .cta-buttons {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.667rem;
  position: relative;
  flex: 0 0 auto;
}

/* CTA Buttons - New semantic classes */
.main .btn-explore {
  all: unset;
  cursor: pointer;
  box-sizing: border-box;
  display: flex;
  width: 11.389rem;
  height: 2.444rem;
  align-items: center;
  justify-content: center;
  gap: 0.556rem;
  padding: 0.556rem 1.333rem 0.556rem 0.889rem;
  position: relative;
  background-color: #ff9b29;
  border-radius: 1.889rem;
  overflow: hidden;
}

.main .btn-explore:hover {
  background-color: #ffb25b;
}

.main .btn-contact {
  all: unset;
  cursor: pointer;
  box-sizing: border-box;
  display: flex;
  width: 10.944rem;
  height: 2.444rem;
  align-items: center;
  justify-content: center;
  gap: 0.556rem;
  padding: 0.556rem 1.333rem 0.556rem 0.889rem;
  position: relative;
  border-radius: 1.889rem;
  overflow: hidden;
  border: 1px solid;
  border-color: #02949c;
  color: #02949c;
}

.main .btn-icon {
  position: relative;
  width: 1.333rem;
  height: 1.333rem;
}

.main .btn-text {
  position: relative;
  width: fit-content;
  font-family: "Montserrat", Helvetica;
  font-weight: 700;
  font-size: 0.889rem;
  letter-spacing: 0;
  line-height: normal;
}

.main .btn-explore .btn-text {
  color: #ffffff;
}

.main .btn-contact .btn-text {
  color: #02949c;
}

.main .btn-contact:hover {
  color: #ff9b29;
  border-color: #ff9b29;
}

.main .btn-contact:hover .btn-text {
  color: #ff9b29;
}

/* Legacy button classes - kept for Hero section (will refactor later) */
.main .button {
  all: unset;
  cursor: pointer;
  box-sizing: border-box;
  display: flex;
  width: 10.944rem;
  height: 2.444rem;
  align-items: center;
  justify-content: center;
  gap: 0.556rem;
  padding: 0.556rem 1.333rem 0.556rem 0.889rem;
  position: relative;
  background-color: #ff9b29;
  border-radius: 1.889rem;
  overflow: hidden;
}

.main .icon {
  position: relative;
  width: 1.333rem;
  height: 1.333rem;
  margin-left: -0.194rem;
}

.main .button-2 {
  position: relative;
  width: fit-content;
  margin-right: -0.194rem;
  font-family: "Montserrat", Helvetica;
  font-weight: 700;
  color: #ffffff;
  font-size: 0.889rem;
  letter-spacing: 0;
  line-height: normal;
}

.main .button-3 {
  all: unset;
  cursor: pointer;
  box-sizing: border-box;
  display: flex;
  width: 10.944rem;
  height: 2.444rem;
  align-items: center;
  justify-content: center;
  gap: 0.556rem;
  padding: 0.556rem 1.333rem 0.556rem 0.889rem;
  position: relative;
  border-radius: 1.889rem;
  overflow: hidden;
  border: 1px solid;
  border-color: #02949c;
}

.main .img {
  position: relative;
  width: 1.333rem;
  height: 1.333rem;
}

.main .button-4 {
  position: relative;
  width: fit-content;
  font-family: "Montserrat", Helvetica;
  font-weight: 700;
  color: #02949c;
  font-size: 0.889rem;
  letter-spacing: 0;
  line-height: normal;
}

.main .why-section {
  width: 100%;
  padding: 1.667rem 0;
  display: flex;
  flex-direction: column;
  gap: 3.25rem;
  background-color: var(--primaryprimary-200);
}

/* Navigation Section */
.main .navigation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4.444rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  background-color: var(--primaryprimary-100);
  z-index: 9999;
}

.main .nav-logo {
  height: 3rem;
  width: 15.126rem;
  position: relative;
  display: flex;
  align-items: end;
  gap: 0.2rem;
}

.main .logo-icon {
  position: relative;
}

.main .logo-icon:first-child {
  width: 30%;
}

.main .logo-icon:last-child {
  width: calc(70% - 0.2rem);
}

.main .nav-container {
  display: inline-flex;
  height: 2.444rem;
  position: relative;
  align-items: center;
  gap: 2.444rem;
}

.main .nav-container.mb {
  display: none;
}

.main .nav-menu {
  display: inline-flex;
  align-items: center;
  gap: 0.889rem;
  position: relative;
  flex: 0 0 auto;
}

.main .nav-item,
.main .nav-item-active {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.556rem;
  padding: 0.556rem 0.444rem;
  position: relative;
  flex: 0 0 auto;
}

.main .nav-item-active {
  border-bottom-width: 2px;
  border-bottom-style: solid;
  border-color: #ff9b29;
}

.main .nav-link {
  position: relative;
  width: fit-content;
  font-family: var(--body-1-font-family);
  font-weight: var(--body-1-font-weight);
  font-size: var(--body-1-font-size);
  letter-spacing: var(--body-1-letter-spacing);
  line-height: var(--body-1-line-height);
  font-style: var(--body-1-font-style);
}

.main .nav-item-active .nav-link {
  margin-top: -0.111rem;
  color: #ff9b29;
}

.main .nav-item .nav-link {
  color: var(--primaryprimary-800);
}

.main .nav-item:hover .nav-link{
  color: #ff9b29;
}

.main .btn-consultation {
  all: unset;
  cursor: pointer;
  box-sizing: border-box;
  display: inline-flex;
  height: 2.444rem;
  align-items: center;
  justify-content: center;
  gap: 0.556rem;
  padding: 0.556rem 0.889rem;
  position: relative;
  flex: 0 0 auto;
  background-color: var(--secondarysecondary-700);
  border-radius: 1.889rem;
  overflow: hidden;
}

.main .btn-consultation:hover {
  background-color: #ffb25b;
}

.main .btn-consultation .btn-text {
  position: relative;
  width: fit-content;
  font-family: var(--h6-font-family);
  font-weight: var(--h6-font-weight);
  color: var(--white-1);
  font-size: var(--h6-font-size);
  letter-spacing: var(--h6-letter-spacing);
  line-height: var(--h6-line-height);
  white-space: nowrap;
  font-style: var(--h6-font-style);
}

/* Legacy classes - kept for other sections */
.main .logo {
  height: 3rem;
  width: 15.126rem;
  position: relative;
  margin-left: 3.333rem;
}

.main .frame-20 {
  display: inline-flex;
  height: 2.444rem;
  width: 43.5rem;
  position: relative;
  margin-right: 4.444rem;
  align-items: center;
  gap: 2.444rem;
}

.main .frame-21 {
  display: inline-flex;
  align-items: center;
  gap: 0.889rem;
  position: relative;
  flex: 0 0 auto;
}

.main .menu-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.556rem;
  padding: 0.556rem 0.444rem;
  position: relative;
  flex: 0 0 auto;
  border-bottom-width: 2px;
  border-bottom-style: solid;
  border-color: #ff9b29;
}

.main .text-wrapper-16 {
  margin-top: -0.111rem;
  color: #ff9b29;
  font-size: var(--body-1-font-size);
  position: relative;
  width: fit-content;
  font-family: var(--body-1-font-family);
  font-weight: var(--body-1-font-weight);
  letter-spacing: var(--body-1-letter-spacing);
  line-height: var(--body-1-line-height);
  font-style: var(--body-1-font-style);
}

.main .HOME-wrapper {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.556rem;
  padding: 0.556rem 0.444rem;
  position: relative;
  flex: 0 0 auto;
}

.main .HOME {
  position: relative;
  width: fit-content;
  font-family: var(--body-1-font-family);
  font-weight: var(--body-1-font-weight);
  color: var(--primaryprimary-800);
  font-size: var(--body-1-font-size);
  letter-spacing: var(--body-1-letter-spacing);
  line-height: var(--body-1-line-height);
  font-style: var(--body-1-font-style);
}

.main .button-wrapper {
  all: unset;
  cursor: pointer;
  box-sizing: border-box;
  display: inline-flex;
  height: 2.444rem;
  align-items: center;
  justify-content: center;
  gap: 0.556rem;
  padding: 0.556rem 0.889rem;
  position: relative;
  flex: 0 0 auto;
  background-color: var(--secondarysecondary-700);
  border-radius: 1.889rem;
  overflow: hidden;
}

.main .button-5 {
  position: relative;
  width: fit-content;
  font-family: var(--h6-font-family);
  font-weight: var(--h6-font-weight);
  color: var(--white-1);
  font-size: var(--h6-font-size);
  letter-spacing: var(--h6-letter-spacing);
  line-height: var(--h6-line-height);
  white-space: nowrap;
  font-style: var(--h6-font-style);
}

.main .OUR-SERVICES {
  width: 80rem;
  height: 176.444rem;
  display: flex;
  flex-direction: column;
  background-color: var(--background);
  overflow: hidden;
}

.main .title-services {
  width: 100%;
  height: 12.25rem;
  position: relative;
  margin-top: 4.444rem;
  overflow: hidden;
  background-image: url(../images/screenshot-2025-11-08-at-17-39-45-1.png);
  background-size: 100% 100%;
  display: flex;
  align-items: end;
}

.main .rectangle-2 {
  bottom: 0;
  width: 27.444rem;
  height: 3.111rem;
  background-color: #ff9b29;
  position: absolute;
  left: 0;
}

.text-wrapper-17-shadow {
  position: absolute;
  font-family: var(--h2-font-family);
  font-weight: var(--h2-font-weight);
  color: #ff9b29;
  font-size: var(--h2-font-size);
  line-height: var(--h2-line-height);
  font-style: var(--h2-font-style);
  background-color: #ff9b29;
  padding: 0 0.556rem;
  width: 100%;
  max-width: 27.778rem;
  user-select: none;
}

.main .text-wrapper-17 {
  font-family: var(--h2-font-family);
  font-weight: var(--h2-font-weight);
  color: #ffffff;
  font-size: var(--h2-font-size);
  line-height: var(--h2-line-height);
  font-style: var(--h2-font-style);
  background-color: #ff9b29;
  padding-right: 2rem;
}

.main .sp-services-section {
  width: 100%;
  padding: 7.5rem 0;
  position: relative;
}

/* ===== FOOTER SECTION ===== */

.main .footer {
  width: 100%;
  padding: 1.944rem 0;
  background-color: var(--primaryprimary-800);
}

.main .logo-group {
  width: 50%;
  height: 2.944rem;
}

.main .copyright {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: center;
  gap: 0.417rem;
  padding: 0.417rem 3.333rem;
}

.main .copyright-text {
  width: fit-content;
  font-family: "Montserrat", Helvetica;
  font-weight: 400;
  color: var(--white-color);
  font-size: 0.667rem;
  letter-spacing: 0;
  line-height: normal;
}

.main .contact-group {
  display: flex;
  flex-direction: column;
  width: 50%;
  align-items: flex-end;
  gap: 0.889rem;
}

.main .email-jason-kayser {
  position: relative;
  align-self: stretch;
  font-family: "Montserrat", Helvetica;
  font-weight: 400;
  color: #ffffff;
  font-size: 0.667rem;
  letter-spacing: 0;
  line-height: 0.667rem;
  text-align: right;
}

.main .email-text {
  font-family: "Montserrat", Helvetica;
  font-weight: 400;
  color: #ffffff;
  font-size: 0.667rem;
  letter-spacing: 0;
}

.main .email-value {
  text-decoration: underline;
}

.footer-social {
  display: flex;
  gap: 0.5rem;
}

.footer-social .icon {
  width: 2.5rem;
  height: 2.5rem;
}

.isd-brand {
  color: var(--primaryprimary-500);
}

.isd-brand b {
  font-weight: 700;
}

/* ============================================================================
   HAMBURGER MENU STYLES
   ============================================================================ */

/* Ẩn hamburger mặc định trên desktop */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.444rem;
  z-index: 10000;
  flex-direction: column;
  gap: 0.278rem;
}

.hamburger-line {
  width: 1.667rem;
  height: 0.111rem;
  background-color: var(--primaryprimary-800);
  transition: all 0.3s ease;
  display: block;
}

/* Animation khi hamburger active */
.hamburger.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(0.333rem, 0.333rem);
}

.hamburger.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(0.333rem, -0.333rem);
}

/* ============================================================================
   RESPONSIVE STYLES
   ============================================================================ */

/* Desktop lớn: Giữ nguyên base 18px */
@media screen and (max-width: 1550px) {
  html,
  body {
    font-size: 18px;
  }
}

/* Desktop lớn: Giữ nguyên base 18px */
@media screen and (max-width: 1320px) {
  section > .container,
  footer > .container,
  header > .container {
    width: 100%;
    max-width: 64.5833em;
    margin: 0 auto;
    position: relative;
  }
}

/* Desktop nhỏ: 1200px trở xuống */
@media screen and (max-width: 1200px) {
  section > .container,
  footer > .container,
  header > .container {
    max-width: 55.556rem;
    padding: 0 1.667rem;
  }

  .main .nav-logo {
    width: 200px;
    height: auto;
  }

  .main .nav-menu {
    gap: 0.2rem;
  }

  .main .nav-container {
    gap: 1rem;
  }
}

/* Tablet: 1024px trở xuống */
@media screen and (max-width: 1023px) {
  section > .container,
  footer > .container,
  header > .container {
    max-width: 41.667rem;
    padding: 0 1.389rem;
  }

  html,
  body {
    font-size: 16px;
  }

  /* Footer stack vertical */
  .main .logo-group {
    width: 100%;
  }

  .main .contact-group {
    width: 100%;
    align-items: flex-start;
    margin-top: 1.111rem;
    gap: 0.889rem;
  }

  .main .nav-container.mb {
    display: flex;
    width: 100%;
    height: auto;
    padding: 0.5rem 0;
    justify-content: center;
    background-color: #03949c;
  }

  .main .nav-container.pc .nav-menu {
    display: none;
  }

  .main .nav-logo {
    margin: 0.5rem 0;
  }

  .main .nav-item,
  .main .nav-item-active {
    padding: 0.25rem 0.444rem;
  }

  .main .nav-item .nav-link {
    color: var(--white);
  }
}

/* Mobile: 768px trở xuống */
@media screen and (max-width: 768px) {
  section > .container,
  footer > .container,
  header > .container {
    max-width: 100%;
    padding: 0 0.889rem;
  }

  section > .container > .row,
  footer > .container > .row {
    flex-direction: column;
  }

  /* Footer responsive */
  .main .copyright {
    padding: 0.556rem 0.889rem;
    flex-direction: column;
    gap: 0.556rem;
  }

  .main .copyright-text {
    text-align: center;
  }

  .main .email-jason-kayser {
    text-align: center;
  }

  .main .cta-buttons {
    width: 100%;
    gap: 0.889rem;
  }
}

@media screen and (max-width: 576px) {
  .main .nav-link {
    font-size: 12px;
  }

  .main .btn-consultation {
    width: 130px;
  }

  .main .btn-consultation .btn-text {
    font-size: 12px;
    white-space: normal;
  }

  .main .nav-logo {
    width: 150px;
  }

  .main .text-wrapper-17 {
    display: none;
  }

  .text-wrapper-17-shadow {
    font-size: 1.5rem;
    max-width: unset;
    width: unset;
    color: #fff;
  }
}