:root {
  /* Deep Ocean palette — mapped onto legacy token names so all existing rules adopt the new theme */
  --united-nations-blue: hsl(186, 56%, 40%);     /* teal accent */
  --bright-navy-blue:    hsl(212, 65%, 15%);     /* deep navy primary */
  --spanish-gray:        hsl(210, 12%, 60%);
  --black-coral:         hsl(212, 18%, 38%);
  --oxford-blue:         hsl(212, 70%, 10%);
  --yale-blue:           hsl(212, 60%, 22%);
  --blue-ncs:            hsl(186, 56%, 35%);
  --gunmetal:            hsl(212, 50%, 12%);
  --gainsboro:           hsl(212, 18%, 88%);
  --cultured:            hsl(38, 30%, 96%);
  --white:               hsl(38, 33%, 97%);      /* warm off-white #f4f1ec */
  --black:               hsl(212, 30%, 8%);
  --onyx:                hsl(212, 25%, 20%);
  --jet:                 hsl(212, 30%, 15%);

  --sand:                hsl(33, 47%, 65%);      /* warm sand accent #d4a574 */
  --sand-soft:           hsl(33, 55%, 88%);
  --teal-soft:           hsl(186, 40%, 92%);

  --surface:             var(--white);
  --surface-muted:       var(--cultured);
  --text-heading:        var(--gunmetal);
  --text-body:           var(--black-coral);

  --ff-poppins:    "Figtree", "Inter", system-ui, sans-serif;
  --ff-montserrat: "Outfit", "Figtree", system-ui, sans-serif;

  --fs-1: clamp(2.4rem, 1.2rem + 4.5vw, 4.6rem);
  --fs-2: clamp(1.6rem, 1.05rem + 2vw, 2.6rem);
  --fs-3: clamp(1.1rem, 0.95rem + 0.6vw, 1.35rem);
  --fs-4: 15px;
  --fs-5: 14px;
  --fs-6: 13px;
  --fs-7: 12px;
  --fs-8: 11px;

  --fw-500: 500;
  --fw-600: 600;
  --fw-700: 700;
  --fw-800: 800;

  --transition: 0.3s cubic-bezier(.22,.61,.36,1);

  --section-padding: 96px;

  --radius-15: 14px;
  --radius-25: 22px;

  --shadow-sm: 0 1px 2px hsla(212,40%,10%,.06), 0 2px 8px hsla(212,40%,10%,.04);
  --shadow-md: 0 8px 24px hsla(212,40%,10%,.08), 0 2px 6px hsla(212,40%,10%,.04);
  --shadow-lg: 0 24px 60px hsla(212,50%,10%,.18), 0 8px 20px hsla(212,40%,10%,.08);
}

html[data-theme="dark"] {
  --surface:       hsl(212, 40%, 9%);
  --surface-muted: hsl(212, 40%, 12%);
  --text-heading:  hsl(38, 30%, 96%);
  --text-body:     hsl(212, 15%, 75%);
  --gainsboro:     hsl(212, 20%, 78%);
  color-scheme: dark;
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

li { list-style: none; }

a { text-decoration: none; }

a,
img,
span,
input,
label,
button,
ion-icon { display: block; }

input,
button {
  background: none;
  border: none;
  font: inherit;
}

button { cursor: pointer; }

input { width: 100%; }

ion-icon { pointer-events: none; }

html {
  font-family: var(--ff-poppins);
  scroll-behavior: smooth;
}

body {
  background: var(--surface);
  color: var(--text-heading);
  transition: background-color var(--transition), color var(--transition);
}


.container { padding-inline: 15px; }

.btn {
  color: var(--white);
  text-transform: uppercase;
  font-size: var(--fs-5);
  border-radius: 4px;
  letter-spacing: 0.05em;
  padding: var(--padding, 8px 18px);
  border: var(--border-width, 2px) solid transparent;
  transition: var(--transition);
}

.btn-primary {
  background: var(--bright-navy-blue);
  border-color: var(--bright-navy-blue);
}

.btn-primary:is(:hover, :focus) {
  background: var(--yale-blue);
  border-color: var(--yale-blue);
}

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

.btn-secondary:is(:hover, :focus) { background: hsla(0, 0%, 100%, 0.1); }

.h1,
.h2,
.h3 {
  font-weight: var(--fw-800);
  font-family: var(--ff-montserrat);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.h1 {
  color: var(--white);
  font-size: var(--fs-1);
}

.h2,
.h3 { color: var(--text-heading); }

.h2 { font-size: var(--fs-2); }

.h3 {
  font-size: var(--fs-3);
  font-weight: var(--fw-700);
}

.section-title { margin-bottom: 15px; }

.section-text {
  color: var(--text-body);
  margin-bottom: 30px;
}

.card-text {
  color: var(--text-body);
  font-size: var(--fs-5);
}


.header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding-top: 61px;
  z-index: 4;
}

.header-top {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  transition: var(--transition);
  /* border-bottom: 1px solid hsla(0, 0%, 100%, 0.1); */
  padding-block: 15px;
  z-index: 1;
}

.header.active .header-top {
  position: fixed;
  background: var(--gunmetal);
}

.header-top .container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  justify-items: flex-start;
  align-items: center;
}

.helpline-box .wrapper { display: none; }

.helpline-box .icon-box {
  background: var(--bright-navy-blue);
  padding: 6px;
  border-radius: 50%;
  color: var(--white);
}

.helpline-box .icon-box ion-icon { --ionicon-stroke-width: 40px; }

.header-top .logo { margin-inline: auto; }

.header-top .logo img {
  width: 100px;
  height: auto;
}

.header-btn-group {
  justify-self: flex-end;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
}

.search-btn,
.nav-open-btn {
  font-size: 30px;
  color: inherit;
}

.search-btn { font-size: 20px; }

.theme-toggle-btn {
  position: relative;
  width: 48px;
  height: 26px;
  flex-shrink: 0;
  padding: 3px;
  border: 1px solid hsla(43, 94%, 58%, 0.45);
  border-radius: 50px;
  background: hsl(45, 100%, 85%);
  transition: background-color var(--transition), border-color var(--transition);
}

.theme-toggle-thumb {
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: hsl(43, 94%, 58%);
  color: var(--white);
  box-shadow: 0 1px 4px hsla(0, 0%, 0%, 0.22);
  transition: transform var(--transition), background-color var(--transition);
}

.theme-toggle-btn ion-icon { font-size: 12px; }

.theme-toggle-btn .moon-icon { display: none; }

html[data-theme="dark"] .theme-toggle-btn {
  background: hsl(197, 55%, 18%);
  border-color: hsl(197, 65%, 32%);
}

html[data-theme="dark"] .theme-toggle-thumb {
  background: hsl(197, 75%, 52%);
  transform: translateX(22px);
}

html[data-theme="dark"] .theme-toggle-btn .sun-icon { display: none; }

html[data-theme="dark"] .theme-toggle-btn .moon-icon { display: block; }

.theme-toggle-btn:focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 3px;
}

.header-bottom { border-bottom: 1px solid hsla(0, 0%, 100%, 0.1); }

.header-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-block: 15px;
}

.social-list {
  display: flex;
  align-items: center;
  gap: 5px;
}

.social-link {
  color: var(--white);
  padding: 8px;
  border: 1px solid hsla(0, 0%, 100%, 0.3);
  border-radius: 50%;
  font-size: 15px;
  transition: var(--transition);
}

.social-link:is(:hover, :focus) { background: hsla(0, 0%, 100%, 0.2); }

.header .btn { --padding: 4px 20px; }

.header .navbar {
  position: fixed;
  top: 0;
  right: -300px;
  width: 100%;
  max-width: 300px;
  height: 100%;
  background: var(--surface);
  visibility: hidden;
  pointer-events: none;
  transition: 0.15s ease-in;
  z-index: 3;
}

.navbar.active {
  right: 0;
  visibility: visible;
  pointer-events: all;
  transition: 0.25s ease-out;
}

.navbar-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 40px 15px;
}

.navbar-top .logo img { width: 150px; }

.nav-close-btn {
  font-size: 20px;
  color: var(--bright-navy-blue);
}

.nav-close-btn ion-icon { --ionicon-stroke-width: 80px; }

.navbar-list { border-top: 1px solid hsla(0, 0%, 0%, 0.1); }

.navbar-list li { border-bottom: 1px solid hsla(0, 0%, 0%, 0.1); }

.navbar-link {
  padding: 15px 20px;
  color: var(--text-heading);
  font-weight: var(--fw-500);
  font-size: var(--fs-4);
  transition: var(--transition);
  text-transform: capitalize;
}

.navbar-link:is(:hover, :focus) { color: var(--bright-navy-blue); }

.overlay {
  position: fixed;
  inset: 0;
  background: var(--black);
  opacity: 0;
  pointer-events: none;
  z-index: 2;
  transition: var(--transition);
}

.overlay.active {
  opacity: 0.7;
  pointer-events: all;
}



.hero {
  background-image: url("../images/hero-banner.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  background-color: hsla(0, 0%, 0%, 0.7);
  background-blend-mode: overlay;
  display: grid;
  place-items: center;
  min-height: 600px;
  text-align: center;
  padding-top: 125px;
}

.hero-title { margin-bottom: 20px; }

.hero-text {
  color: var(--white);
  font-size: var(--fs-5);
  margin-bottom: 40px;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 10px;
}


.tour-search {
  background: var(--bright-navy-blue);
  padding-block: var(--section-padding);
}

.tour-search-form .input-label {
  color: var(--white);
  font-size: var(--fs-4);
  margin-left: 20px;
  margin-bottom: 10px;
}

.tour-search-form .input-field {
  background: var(--surface);
  color: var(--text-heading);
  padding: 10px 15px;
  font-size: var(--fs-5);
  border-radius: 4px;
}

.tour-search-form .input-field::placeholder { color: var(--spanish-gray); }

.tour-search-form .input-field::-webkit-datetime-edit {
  color: var(--spanish-gray);
  text-transform: uppercase;
}

.tour-search-form .input-wrapper { margin-bottom: 15px; }

.tour-search .btn {
  width: 100%;
  --border-width: 1px;
  font-weight: var(--fw-600);
  margin-top: 35px;
}



.popular { padding-block: var(--section-padding); }

.popular-list,
.popular-list > li:not(:last-child) { margin-bottom: 30px; }

.popular-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-25);
  height: 430px;
}

.popular-card .card-img { height: 100%; }

.popular-card .card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.popular-card .card-content {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: var(--surface);
  border: 1px solid var(--gainsboro);
  border-radius: var(--radius-25);
  padding: 20px;
}


.popular-card .card-rating {
  background: var(--bright-navy-blue);
  color: var(--white);
  position: absolute;
  top: 0;
  right: 25px;
  display: flex;
  align-items: center;
  gap: 1px;
  transform: translateY(-50%);
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 14px;
}

.popular-card .card-subtitle {
  color: var(--blue-ncs);
  font-size: var(--fs-6);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.popular-card .card-title { margin-bottom: 5px; }

.popular-card :is(.card-subtitle, .card-title) > a { color: inherit; }

.popular .btn { margin-inline: auto; }


.package { padding-block: var(--section-padding); }

.package-list { margin-bottom: 40px; }

.package-list > li:not(:last-child) { margin-bottom: 30px; }

.package-card {
  background: var(--surface-muted);
  overflow: hidden;
  border-radius: var(--radius-15);
  border: 1px solid var(--gainsboro);
}

.package-card .card-banner { height: 250px; }

.package-card .card-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.package-card .card-content { padding: 30px 20px; }

.package-card .card-title { margin-bottom: 15px; }

.package-card .card-text {
  line-height: 1.6;
  margin-bottom: 20px;
}

.card-meta-list {
  background: var(--surface);
  max-width: max-content;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  padding: 8px;
  border: 1px solid var(--gainsboro);
  border-radius: 4px;
}

.card-meta-item { position: relative; }

.card-meta-item:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 4px;
  right: -1px;
  bottom: 4px;
  width: 1px;
  background: hsla(0, 0%, 0%, 0.3);
}

.meta-box {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 5px;
  padding-inline: 9px;
  color: var(--text-body);
  font-size: var(--fs-8);
}

.meta-box > ion-icon {
  color: var(--bright-navy-blue);
  font-size: 13px;
}

.package-card .card-price {
  background: var(--united-nations-blue);
  color: var(--white);
  padding: 25px 20px;
  text-align: center;
}

.package-card .card-price .wrapper {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 5px 15px;
  margin-bottom: 10px;
}

.package-card .card-price .reviews { font-size: var(--fs-5); }

.package-card .card-rating {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1px;
  font-size: 14px;
}

.package-card .card-rating ion-icon:last-child { color: hsl(0, 0%, 80%); }

.package-card .price {
  font-size: var(--fs-2);
  font-family: var(--ff-montserrat);
  font-weight: var(--fw-800);
  margin-bottom: 20px;
}

.package-card .price span {
  font-size: var(--fs-7);
  font-weight: initial;
}

.package .btn { margin-inline: auto; }


.gallery { padding-block: var(--section-padding); }

.gallery-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.gallery-image {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-15);
  overflow: hidden;
}

.gallery-item:nth-child(3) { grid-area: 1 / 2 / 3 / 3; }

.gallery-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}


.cta {
  background: var(--bright-navy-blue);
  padding-block: var(--section-padding);
}

.cta :is(.section-subtitle, .section-title, .section-text) { color: var(--white); }

.cta .section-text { font-size: var(--fs-5); }

.footer-top {
  background: var(--gunmetal);
  padding-block: var(--section-padding);
  color: var(--gainsboro);
}

.footer-brand { margin-bottom: 30px; }

.footer-brand img { width: 180px; }

.footer-brand .logo { margin-bottom: 20px; }

.footer-text {
  font-size: var(--fs-5);
  line-height: 1.7;
}

.footer-contact { margin-bottom: 30px; }

.contact-title {
  position: relative;
  font-family: var(--ff-montserrat);
  font-weight: var(--fw-500);
  margin-bottom: 30px;
}

.contact-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 50px;
  height: 2px;
  background: var(--bright-navy-blue);
}

.contact-text {
  font-size: var(--fs-5);
  margin-bottom: 15px;
  max-width: 200px;
}

.contact-item {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.contact-item ion-icon { --ionicon-stroke-width: 40px; }

.contact-link,
address {
  font-style: normal;
  color: var(--gainsboro);
  font-size: var(--fs-5);
}

.contact-link:is(:hover, :focus) { color: var(--white); }

.form-text {
  font-size: var(--fs-5);
  margin-bottom: 20px;
}

.footer-form .input-field {
  background: var(--white);
  color: var(--jet);
  font-size: var(--fs-5);
  padding: 15px 20px;
  border-radius: 4px;
  margin-bottom: 10px;
}

.footer-form .btn { width: 100%; }

.footer-bottom {
  --gunmetal: hsl(205, 36%, 17%);
  background: var(--gunmetal);
  padding-block: 20px;
  text-align: center;
}

.copyright {
  color: var(--gainsboro);
  font-size: var(--fs-5);
  margin-bottom: 10px;
}

.copyright a {
  color: inherit;
  display: inline-block;
}

.copyright a:is(:hover, :focus) { color: var(--white); }

.footer-bottom-list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 21px;
}

.footer-bottom-list > li { position: relative; }

.footer-bottom-list > li:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 3px;
  right: -10px;
  bottom: 3px;
  width: 1px;
  background: hsla(0, 0%, 100%, 0.2);
}

.footer-bottom-link {
  color: var(--gainsboro);
  font-size: var(--fs-7);
  transition: var(--transition);
}

.footer-bottom-link:is(:hover, :focus) { color: var(--white); }


.go-top {
  position: fixed;
  bottom: 15px;
  right: 15px;
  width: 35px;
  height: 35px;
  background: var(--bright-navy-blue);
  color: var(--white);
  display: grid;
  place-items: center;
  font-size: 18px;
  border-radius: 6px;
  box-shadow: 0 1px 3px hsla(0, 0%, 0%, 0.5);
  opacity: 0;
  transform: translateY(10px);
  visibility: hidden;
  transition: var(--transition);
}

.go-top.active {
  opacity: 0.8;
  transform: translateY(0);
  visibility: visible;
}

.go-top:is(:hover, :focus) { opacity: 1; }

html[data-theme="dark"] .popular-card .card-content,
html[data-theme="dark"] .package-card,
html[data-theme="dark"] .card-meta-list {
  border-color: hsla(0, 0%, 100%, 0.1);
}

html[data-theme="dark"] .tour-search,
html[data-theme="dark"] .cta {
  background: var(--yale-blue);
}

html[data-theme="dark"] .tour-search-form .input-field,
html[data-theme="dark"] .footer-form .input-field {
  border: 1px solid hsla(0, 0%, 100%, 0.18);
}

html[data-theme="dark"] .card-meta-item:not(:last-child)::after {
  background: hsla(0, 0%, 100%, 0.2);
}

html[data-theme="dark"] .header.active .header-bottom {
  background: var(--surface);
}


@media (min-width: 580px) {

  .container {
    max-width: 580px;
    margin-inline: auto;
  }

  .btn {
    --fs-5: 16px;
    --padding: 12px 30px;
  }

  section:not(.cta) :is(.section-subtitle, .section-title, .section-text) {
    text-align: center;
  }

  .section-text { margin-bottom: 40px; }

  .card-text { --fs-5: 15px; }


  .header { padding-top: 83px; }

  .helpline-box .icon-box { padding: 14px; }

  .header-top .logo img { width: 300px; }

  .search-btn { font-size: 30px; }

  .nav-open-btn { font-size: 40px; }

  .header .btn {
    --fs-5: 14px;
    --padding: 6px 20px;
  }

  .hero {
    min-height: 800px;
    padding-top: 85px;
  }

  .hero-text { --fs-5: 15px; }

  .btn-group { gap: 20px; }

  .tour-search-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: flex-end;
    gap: 15px;
  }

  .tour-search-form .input-wrapper { margin-bottom: 0; }

  .tour-search-form .input-field { padding: 16px 20px; }

  .tour-search .btn {
    grid-column: span 2;
    margin-top: 20px;
  }

  .popular-card .card-content { right: auto; }


  .footer .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }

  .footer-form { grid-column: span 2; }

  .footer-bottom { text-align: left; }

  .copyright { margin-bottom: 0; }

  .footer-bottom-list { justify-content: flex-end; }

}


@media (min-width: 768px) {

  :root {

    --fs-5: 15px;

  }

  .container { max-width: 800px; }

  .section-text {
    max-width: 60ch;
    margin-inline: auto;
  }

  .helpline-box {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 10px;
  }

  .helpline-box .wrapper {
    display: block;
    color: var(--white);
    font-size: var(--fs-6);
  }

  .social-list { gap: 10px; }

  .popular-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 50px;
  }

  .popular-list > li:not(:last-child) { margin-bottom: 0; }

  .popular-card .card-content { right: 20px; }

  .package-list { margin-bottom: 50px; }

  .package-list > li:not(:last-child) { margin-bottom: 40px; }



  .package-card {
    display: grid;
    grid-template-columns: 1.3fr 1.5fr 1fr;
  }

  .package-card .card-banner { height: 100%; }

  .package-card .card-content { padding: 40px; }

  .package-card .card-price {
    display: grid;
    place-content: center;
  }

  .package-card .card-price .wrapper { margin-bottom: 15px; }

  .gallery { padding-bottom: calc(var(--section-padding * 2)); }

  .gallery-list {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .gallery-image { border-radius: var(--radius-25); }

  .cta .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .cta-content { width: calc(100% - 225px); }

  .cta .section-text { margin-inline: 0; }


  .form-wrapper {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 20px;
  }

  .footer-form .input-field { margin-bottom: 0; }

  .footer-form .btn { width: max-content; }

}

@media (min-width: 992px) {

  .container { max-width: 1050px; }


  .header.active .header-top {
    position: unset;
    background: unset;
  }

  .nav-open-btn,
  .navbar-top { display: none; }

  .header-bottom { border-bottom: none; }

  .header.active .header-bottom {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--surface);
    color: var(--text-heading);
    box-shadow: 0 2px 5px hsla(0, 0%, 0%, 0.08);
    transition: var(--transition);
  }

  .header-bottom .container { padding-block: 0; }

  .header .navbar { all: unset; }

  .navbar-list {
    border-top: none;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .navbar-list li { border-bottom: none; }

  .navbar-link {
    color: var(--white);
    --fs-4: 16px;
    font-weight: unset;
    text-transform: uppercase;
    padding: 20px 15px;
  }

  .header.active .navbar-link { color: var(--text-heading); }

  .header.active .navbar-link:is(:hover, :focus) { color: var(--bright-navy-blue); }

  .header.active .social-link {
    color: var(--text-heading);
    border-color: hsla(0, 0%, 0%, 0.15);
  }

  .overlay { display: none; }


  .hero .container { max-width: 740px; }
  .tour-search-form { grid-template-columns: repeat(5, 1fr); }

  .tour-search .btn {
    --padding: 15px;
    grid-column: unset;
    margin-top: 0;
  }

  .popular-list { grid-template-columns: repeat(3, 1fr); }
  .meta-box { --fs-8: 13px; }

  .meta-box > ion-icon { font-size: 15px; }
  .cta .section-title { max-width: 25ch; }


  .footer-top .container {
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
  }

  .footer-form { grid-column: unset; }

  .form-wrapper { flex-direction: column; }

  .footer-form .btn { width: 100%; }

}




@media (min-width: 1200px) {

  :root {
    --section-padding: 100px;

  }

  .container { max-width: 1180px; }
}

/* ============================================================
   MODERN THEME OVERRIDES — Deep Ocean refresh
   Editorial, calm, premium. Not AI-generic.
   ============================================================ */

.h1, .h2, .h3 {
  text-transform: none;
  letter-spacing: -0.015em;
  font-weight: var(--fw-700);
  line-height: 1.1;
}
.h1 { font-weight: var(--fw-800); letter-spacing: -0.025em; }

.section-subtitle {
  color: var(--united-nations-blue);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12px;
  font-weight: var(--fw-600);
  position: relative;
  display: inline-block;
  padding-left: 28px;
}
.section-subtitle::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  width: 20px; height: 1px;
  background: var(--united-nations-blue);
}

.btn {
  text-transform: none;
  letter-spacing: 0;
  font-weight: var(--fw-600);
  border-radius: 999px;
  padding: var(--padding, 12px 24px);
  transition: transform var(--transition), background var(--transition), color var(--transition), box-shadow var(--transition);
}
.btn-primary {
  background: var(--bright-navy-blue);
  border-color: var(--bright-navy-blue);
  box-shadow: 0 6px 18px hsla(212,65%,15%,.18);
}
.btn-primary:is(:hover,:focus) {
  background: var(--united-nations-blue);
  border-color: var(--united-nations-blue);
  transform: translateY(-2px);
  box-shadow: 0 10px 26px hsla(186,56%,30%,.28);
}
.btn-secondary {
  background: transparent;
  border-color: hsla(0,0%,100%,.55);
  color: var(--white);
}
.btn-secondary:is(:hover,:focus) {
  background: var(--white);
  color: var(--bright-navy-blue);
  border-color: var(--white);
  transform: translateY(-2px);
}

/* Header */
.header.active .header-top {
  background: hsla(212, 60%, 10%, 0.85);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  box-shadow: 0 1px 0 hsla(0,0%,100%,.06);
}
.header-bottom { border-bottom-color: hsla(0,0%,100%,.08); }
.social-link {
  border-color: hsla(0,0%,100%,.22);
  transition: var(--transition);
}
.social-link:is(:hover,:focus) {
  background: var(--united-nations-blue);
  border-color: var(--united-nations-blue);
  transform: translateY(-2px);
}

/* Hero — calmer, warmer overlay */
.hero {
  background-color: transparent;
  background-blend-mode: normal;
  position: relative;
  min-height: 92vh;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, hsla(212,70%,8%,.35) 0%, hsla(212,70%,8%,.55) 60%, hsla(212,70%,8%,.75) 100%);
}
.hero > * { position: relative; z-index: 1; }
.hero-text {
  max-width: 620px;
  margin-inline: auto;
  font-size: clamp(15px, 0.95rem + 0.3vw, 18px);
  line-height: 1.6;
  color: hsla(0,0%,100%,.85);
}

/* Tour search */
.tour-search {
  background: linear-gradient(180deg, var(--bright-navy-blue), var(--yale-blue));
  margin-top: -60px;
  border-radius: var(--radius-25);
  margin-inline: 15px;
  position: relative;
  z-index: 2;
  box-shadow: var(--shadow-lg);
  padding-block: 40px;
}
.tour-search-form .input-field {
  border-radius: 12px;
  border: 1px solid transparent;
  background: var(--surface);
}
.tour-search-form .input-field:focus {
  outline: none;
  border-color: var(--united-nations-blue);
  box-shadow: 0 0 0 4px hsla(186,56%,40%,.18);
}

/* Cards — softer, layered */
.popular-card {
  border-radius: var(--radius-25);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.popular-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.popular-card .card-img img { transition: transform 0.8s ease; }
.popular-card:hover .card-img img { transform: scale(1.06); }
.popular-card .card-content {
  border: none;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(6px);
  background: hsla(38,33%,97%,.96);
}
.popular-card .card-rating {
  background: var(--sand);
  color: var(--bright-navy-blue);
  border-radius: 999px;
  font-weight: var(--fw-700);
}
.popular-card .card-subtitle {
  color: var(--united-nations-blue);
  letter-spacing: 0.14em;
  font-weight: var(--fw-600);
}

.package-card {
  border-radius: var(--radius-25);
  border: 1px solid hsla(212,20%,80%,.4);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  background: var(--surface);
}
.package-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.package-card .card-banner { overflow: hidden; }
.package-card .card-banner img { transition: transform 0.8s ease; }
.package-card:hover .card-banner img { transform: scale(1.05); }
.card-meta-list { border-radius: 999px; }
.package-card .card-price {
  background: linear-gradient(135deg, var(--bright-navy-blue), var(--united-nations-blue));
}
.package-card .price { font-family: var(--ff-montserrat); }

/* Gallery */
.gallery-list { gap: 14px; }
.gallery-image { border-radius: var(--radius-25); }
.gallery-image img { transition: transform 0.8s ease; }
.gallery-image:hover img { transform: scale(1.05); }

/* CTA — warmer accent stripe */
.cta {
  background: linear-gradient(135deg, var(--bright-navy-blue) 0%, var(--yale-blue) 60%, var(--united-nations-blue) 100%);
  position: relative;
  overflow: hidden;
}
.cta::after {
  content: "";
  position: absolute;
  right: -120px; top: -120px;
  width: 360px; height: 360px;
  background: radial-gradient(circle, hsla(33,47%,65%,.35), transparent 60%);
  pointer-events: none;
}

/* Footer */
.footer-top { background: var(--oxford-blue); }
.contact-title::after { background: var(--sand); }
.footer-form .input-field { border-radius: 12px; }
.footer-bottom { background: hsl(212, 70%, 7%); }

/* Go top */
.go-top {
  background: var(--bright-navy-blue);
  border-radius: 999px;
  width: 44px; height: 44px;
  bottom: 24px; right: 24px;
  box-shadow: var(--shadow-md);
}
.go-top:is(:hover,:focus) {
  background: var(--united-nations-blue);
  transform: translateY(-3px);
  opacity: 1;
}

/* Selection */
::selection { background: var(--sand); color: var(--bright-navy-blue); }

/* Dark mode refinements */
html[data-theme="dark"] .popular-card .card-content {
  background: hsla(212,40%,14%,.95);
  border: 1px solid hsla(0,0%,100%,.06);
}
html[data-theme="dark"] .package-card {
  background: hsl(212,40%,12%);
  border-color: hsla(0,0%,100%,.06);
}
html[data-theme="dark"] .card-meta-list {
  background: hsl(212,40%,14%);
}
html[data-theme="dark"] .tour-search,
html[data-theme="dark"] .cta {
  background: linear-gradient(135deg, hsl(212,50%,14%), hsl(186,40%,18%));
}
html[data-theme="dark"] .footer-top { background: hsl(212,55%,6%); }
html[data-theme="dark"] .footer-bottom { background: hsl(212,60%,4%); }

@media (min-width: 768px) {
  .tour-search { margin-inline: auto; max-width: 900px; }
}