:root {
  --color-bg: #1E1E1E;
  --color-content-bg: #101828;
  --color-text: #F9FAFB;
  --color-btn-hover: #E5A900;
  --color-nav-hover: #F6B53B;
  --color-hero-text: #101828;
  --color-itinerary-bg: #F3F4F6;
  --color-search-btn-bg: #6A7282;
}

:root {
  --baseline: 0.5rem;
  --s-1: calc(var(--baseline) * 1);
  --s-2: calc(var(--baseline) * 2);
  --s-3: calc(var(--baseline) * 3);
  --s-4: calc(var(--baseline) * 4);
  --s-5: calc(var(--baseline) * 5);
  --s-6: calc(var(--baseline) * 6);
  --radius: 8px;
  --gutter: var(--s-3);

  --fs-base: 0.8rem;
  --fs-scale: 1.25;

  --fs-0: var(--fs-base);
  --fs-1: calc(var(--fs-0) * var(--fs-scale));
  --fs-2: calc(var(--fs-1) * var(--fs-scale));
  --fs-3: calc(var(--fs-2) * var(--fs-scale));
  --fs-4: calc(var(--fs-3) * var(--fs-scale));
  --fs-5: calc(var(--fs-4) * var(--fs-scale));
  --fs-6: calc(var(--fs-5) * var(--fs-scale));
}


* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body,
h1,
h2,
h3,
h4,
p,
ul,
li {
  margin: 0;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: "Be Vietnam Pro", sans-serif;
  line-height: 1.5;
  min-height: 100vh;
}

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

ul {
  list-style-type: none;
  padding: 0;
}

.visually-hidden {
  height: 0px;
  left: -9999px;
  overflow: hidden;
  position: absolute;
  top: -9999px;
  width: 0px;
}


/* LAYOUT WRAPPERS */

.inner-container,
.grid-container,
.container {
  background-color: var(--color-content-bg);
}

.inner-container,
.container {
  padding: 1rem;
}


/* TYPOGRAPHY */

h1 {
  font-size: var(--fs-4);
  line-height: 1.1;
  font-family: "Fraunces", serif;
  font-weight: 400;
}

h2 {
  font-family: "Fraunces", serif;
  font-size: var(--fs-3);
  line-height: 1.15;
}

h3 {
  font-size: var(--fs-3);
  line-height: 1.25;
  margin-bottom: var(--s-3);
}

p {
  font-size: var(--fs-0);
  line-height: 1.6;
  margin-bottom: var(--s-3);
  font-family: "Be Vietnam Pro", sans-serif;
}


/* LINKS */

a {
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.4s ease-in-out;
}

a:active {
  color: var(--color-text);
}

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

a.article-link,
a.btn {
  display: inline-block;
  margin-bottom: var(--s-6);
}

a.article-link {
  text-decoration: underline;
}

a.btn {
  min-width: 12mm;
  border-radius: var(--radius);
  color: white;
  padding: var(--s-2) var(--s-3);
}

a.btn:hover {
  background-color: var(--color-btn-hover);
  cursor: pointer;
}


/* COMMON  */

.logo {
  font-family: "Fraunces", serif;
  font-size: 36px;
  font-style: normal;
  font-weight: 400;
}

.menu-btn {
  padding-right: 1rem;
  min-width: 12mm;
}


/* HEADER */

header .inner-container {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
}

header .btn {
  background-color: transparent;
  border: 0px solid var(--color-text);
  border-radius: var(--radius);
  color: var(--color-text);
  cursor: pointer;
  padding: 0.75rem;
  transition: background-color 0.5s ease-in-out;
}


/* Nav collapsible behavior */
header nav {
  flex: 0 0 100%;
  max-height: 0;
  overflow: hidden;
  transition: max-height ease-in-out 1s;
}

header nav.show {
  max-height: 275px;
}

header nav li {
  line-height: 3.5rem;
  margin-bottom: 0.75rem;
}

header nav li a {
  display: block;
  font-size: 1.125rem;
  padding-left: var(--s-2);
}


header .search-form{
  display: flex;
  align-items: stretch;   
  margin-right: 2rem;
}


header .search-form input{
  height: 2.75rem;        
  border-radius: var(--radius) 0 0 var(--radius);
  border: 1px solid white;
  border-right: 0;
  padding-inline: 1rem;
}


header .search-form .search-btn{
  height: 2.75rem;        
  width: 2.75rem;

  display: flex;
  align-items: center;
  justify-content: center;

  border: 1px solid white;
  border-left: 0;

  background-color: var(--color-search-btn-bg);
  border-radius: 0 var(--radius) var(--radius) 0;

  padding: 0;
  cursor: pointer;
}

header .search-form .icon{
  width: 1.25rem;
  height: 1.25rem;
}


/* HERO */

.hero-bg h1 {
  font-size: clamp(2rem, 6vw, 4rem);
}

.hero-bg p {
  font-size: clamp(0.75rem, 2vw, 1rem);
}

.hero-bg {
  padding: 0 2rem;
  background-image: url(../img/hero-bg.webp);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;

  min-height: clamp(28rem, 70vh, 44rem);

  display: flex;
  align-items: center;

  .hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 7rem;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-height: 12mm;
    padding: 0.75rem 1.5rem;

    border-radius: 999px;
    text-decoration: none;
    width: 16rem;
  }

  .btn-light {
    background: white;
    color: #0b1220;
  }

  .btn-primary {
    background: var(--color-btn-hover);
    color: #0b1220;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    justify-content: space-between;

    h1 {
      text-align: center;
      margin-bottom: 3rem;
    }

    margin: 3rem auto 1rem auto;
    max-width: 36rem;
    color: var(--color-hero-text);
  }
}

.hero-content p:first-of-type {
  font-weight: bold;
}


/*  PATH OF FIRE  */

.path-fire {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 1rem;
  margin-inline: auto;
  padding: 3rem;
  justify-content: center;
  background-image: url(../img/path-fire-bg.webp);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;

  img {
    border-radius: 999px;
  }

  .path-fire-text{
    margin-top: 2rem;
  }
}


/* ITINERARY */

.itin-list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

.itin-item {
  display: grid;
  grid-template-columns: 1.25rem 1fr;
  gap: 1rem;
  align-items: start;
}

.itin-item h3 {
  margin: 0 0 .35rem;
  font-size: 1rem;
  color: #101828;
}

.itin-item p {
  margin: 0;
  max-width: 65ch;
  font-size: 1rem;
  color: #364153;
}

.itinerary {
  container-type: inline-size;
  container-name: itinerary;

  background-color: var(--color-itinerary-bg);
  color: var(--color-content-bg);

  display: flex;
  flex-direction: column;

  padding: 4rem;

  h2 {
    color: var(--color-content-bg);
  }

  .itin-side {
    display: flex;
    flex: 1;
    margin-bottom: 2rem;

    p {
      font-size: clamp(3rem, 6vw, 5rem);
      margin: auto;
    }
  }

  .itin-main {
    flex: 2;
    min-width: 0;
    display: flex;
    justify-content: center;
  }
}


/* SAVE-UP FORM SECTION */

.saveup-form {
  container-type: inline-size;
  container-name: saveup;

  background-image: url(../img/save-up-form.webp);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;

  display: flex;
  flex-direction: column;

  & > * {
    flex: 1;
  }

  color: var(--color-text);
  padding: 3rem;
  text-align: center;

  form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;

    label {
      text-align: left;
    }
  }

  .field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
  }

  .row {
    flex-direction: row;
    align-items: center;
  }

  .full {
    grid-column: 1 / -1;
  }

  .actions {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
  }
}


/* GLOBAL FORM STYLES  */

form {
  display: flex;
  flex-wrap: wrap;
}

form label {
  width: 100%;
  font-size: 0.75rem;
}

form input {
  border: 1px solid var(--color-text);
  font-size: 1rem;
  line-height: var(--s-3);
  padding-left: 1rem;
  border-radius: 0.5rem;
}

form input[type=checkbox] {
  width: 1.5rem;
  height: 1.5rem;
}

/* Header search input */
header form input[type=text] {
  border-radius: var(--radius) 0 0 var(--radius);
  flex: 1 0 2rem;
  padding-left: var(--s-1);
  background-color: transparent;
  text-transform: uppercase;
  width: 17rem;
}

/* Saveup text inputs */
.saveup-form input[type=text] {
  height: 3rem;
}

/* Submit button */
form input[type=submit] {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  min-height: 12mm;
  padding: 0.75rem 1.5rem;

  border-radius: 999px;
  text-decoration: none;
  width: 16rem;
  background: var(--color-btn-hover);
  color: #0b1220;
  cursor: pointer;
}


/* FOOTER */

footer .inner-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3);
  justify-content: space-between;
}

footer .inner-container {
  container-type: inline-size;
  container-name: footer-container;

  .logo {
    font-size: clamp(3rem, 3vw, 5rem);
  }

  .footer-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-3);
    color: #F9FAFB;

    h2 {
      font-size: 1.5rem;
      font-weight: 400;
      margin-bottom: 1.5rem;
    }

    font-size: 1rem;
    font-weight: 300;
  }
}


/* ACCESSIBILITY / FOCUS */

:focus-visible {
  outline: 0.1rem solid var(--color-search-btn-bg);
  outline-offset: 0.25rem;
  border-radius: 0.5rem;
}


/* ICONS */

.li-icon {
  width: 1rem;
  height: 1rem;
}


/* MEDIA QUERIES */

@media (min-width: 600px) {

  .path-fire{
      display: grid;
      grid-template-columns: repeat(12, minmax(0, 1fr));
      grid-template-rows: repeat(7, minmax(3rem, auto));

      .volcano {
        grid-column: 4 / span 2;
        grid-row: 1 / span 2;
      }

      .foreshore {
        grid-column: 1 / span 2;
        grid-row: 3 / span 2;
      }

      .swiming {
        grid-column: 3 / span 2;
        grid-row: 5 / span 2;
      }

      .driving {
        grid-column: 8 / span 2;
        grid-row: 6 / span 2;
      }

      .birds {
        grid-column: 11 / span 2;
        grid-row: 5 / span 2;
      }

      .path-fire-text {
        margin-top: 0px;
        grid-column: 6 / span 5;
        grid-row: 3 / span 3;
      }
  }
  header .btn {
    display: none;
  }

  header nav {
    flex: 0 1 auto;
    max-height: unset;
  }

  header nav ul {
    display: flex;
    gap: var(--s-3);
  }

  header nav ul li {
    margin-bottom: 0;
  }

  header .inner-container {
    justify-content: space-between;
  }

  .itinerary {
    flex-direction: unset;
  }

  .saveup-form {
    flex-direction: row;
    gap: 1rem;
    text-align: left;
  }

  .inner-container,
  .grid-container,
  .container {
    margin: 0 auto;
  }
  footer .inner-container{
    padding: 0 3rem;
  }
}

@media (min-width: 960px) {
  footer .col:last-of-type {
    flex: 1.5;
  }
}


/* CONTAINER QUERIES */

@container itinerary (min-width: 600px) {
  .itin-side p {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
  }

  .itin-main {
    padding-left: 3rem;
  }
}

@container saveup (min-width: 600px) {
  .actions {
    justify-content: left !important;
  }

  h2 {
    font-size: clamp(2rem, 3rem, 100vw);
    font-weight: 500;
  }

  p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-weight: 100;
  }
}

@container footer-container (min-width: 600px) {
  .logo {
    font-size: 8rem !important;
  }

  .footer-flex {
    width: 100%;
    display: flex;
    gap: var(--s-3);

    & > * {
      flex: 1;
    }
  }

  .col {
    margin-bottom: 2rem;
  }

  .footer-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  }
}