:root{
 


  --primary: #B5A1E5; 
  --on-primary: #100E17; 
  --background: #131214;
  --on-background: #EAE6F2;
  --surface: #1D1C1F;
  --on-surface: #DDDAE5;
  --on-surface-variant: #7B7980; 
  --on-surface-variant-2: #B9B6BF;
  --outline: #3E3D40;
  --bg-aqi-1: #89E589;
  --on-bg-aqi-1: #1F331F;
  --bg-aqi-2: #E5DD89;
  --on-bg-aqi-2: #33311F;
  --bg-aqi-3: #E5C089;
  --on-bg-aqi-3: #332B1F;
  --bg-aqi-4: #E58989;
  --on-bg-aqi-4: #331F1F;
  --bg-aqi-5: #E589B7;
  --on-bg-aqi-5: #331F29;
  --white: hsl(0, 0%, 100%);
  --white-alpha-4: hsla(0, 0%, 100%, 0.04);
  --white-alpha-8: hsla(0, 0%, 100%, 0.08);
  --black-alpha-10: hsla(0, 0%, 0%, 0.1);

  /* gradient*/

  --gradient-1: linear-gradient(180deg, hsla(270, 5%, 7%, 0) 0%, hsla(270, 5%, 7%, 0.8) 65%, hsl(270, 5%, 7%) 100%);
  --gradient-2: linear-gradient(180deg, hsla(260, 5%, 12%, 0) 0%, hsla(260, 5%, 12%, 0.8) 65%, hsl(260, 5%, 12%) 100%);

  /*font familiy */
  --ff-nunito-sans: 'Nunito Sans', sans-serif;

  --heading: 5.6rem;
  --title-1: 2rem;
  --title-2: 1.8rem;
  --title-3: 1.6rem;
  --body-1: 2.2rem;
  --body-2: 2rem;
  --body-3: 1.6rem;
  --label-1: 1.4rem;
  --label-2: 1.2rem;

  --weight-regular: 400;
  --weight-semiBold: 600;

  /*BOX SHADOW*/
  --shadow-1: 0px 1px 3px hsla(0, 0%, 0%, 0.5);
  --shadow-2: 0px 3px 6px hsla(0, 0%, 0%, 0.4);

  /*BORDER-RADIUS*/
  --radius-28: 28px;
  --radius-16: 16px;
  --radius-pill: 500px;
  --radius-circle: 50%;

  /*transition*/
  --transition-short: 100ms ease;

}


/*-----------------------------------*\
  #RESET
\*-----------------------------------*/

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

  li { list-style: none; }

  a,
  img,
  span,
  input,
  button {display: block;}

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

  img { height: auto;}

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

  input { width: 100%;}

  button { cursor: pointer;}

  sub { vertical-align: baseline;}

  sup { vertical-align: top;}

  sub, sup{font-size: 0.75 rem; }

  html {
    font-family: var(--ff-nunito-sans);
    font-size: 10px;
    scroll-behavior: smooth;
  }

  body {
    background-color: var(--background);
    color: var(--on-background);
    font-size: var(--body-3);
    overflow: hidden;
  }

  :focus-visible{
    outline: 2px solid var(--white);
    outline-offset: 2px;
  }

  ::selection { background-color: var(--white-alpha-8); }

  ::-webkit-scrollbar {
    width: 6px;
    height: 6px;
  }

  ::-webkit-scrollbar-thumb {
    background-color: var(--white-alpha-8);
    border-radius: var(--radius-pill);
  }



/*-----------------------------------*\
  #MATERIAL ICON
\*-----------------------------------*/

@font-face {
  font-family: 'Material Symbol Rounded';
  font-style: normal;
  font-weight: 400;
  src: url(../font/material-symbol-rounded.woff2) format('woff2');
}

.m-icon {
  font-family:'Material Symbol Rounded';
  font-weight: normal;
  font-style: normal;
  font-size: 2.4rem;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  white-space: nowrap;
  direction: ltr;
  font-feature-settings: 'Liga';
  --webkit-font-feature-settings: 'Liga';
  --webkit-font-smoothing: antialiased;
  height: 1em;
  width: 1em;
  overflow: hidden;
}




/*-----------------------------------*\
  #REUSED STYLE
\*-----------------------------------*/


.container{
  max-width: 1600px;
  width: 100%;
  margin-inline: auto;
  padding: 16px;
}

.icon-btn{
  background-color: var(--white-alpha-8);
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-circle);
}

.has-state{ position: relative;}
.has-state:hover{ box-shadow: var(--shadow-1);}

.has-state:is(:focus, :focus-visible){ box-shadow: none;}

.has-state::before{
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  clip-path: circle(100% at 50% 50%);
  transition: var(--transition-short);
}

.has-state:hover::before {  background-color: var(--white-alpha-4);}

.has-state:is(:focus, :focus-visible)::before{
  background-color: var(--white-alpha-4);
  animation: ripple 250ms ease forwards;
}

@keyframes ripple {
  0% { clip-path: circle(0% at 50% 50%);}
  100% { clip-path: circle(100% at 50% 50%);}
}

.btn-primary{
  background-color: var(--primary);
  color: var(--on-primary);
  height: 48px;
  line-height: 48px;
  max-width: max-content;
  display: flex;
  align-items: center;
  gap: 16px;
  padding-inline: 16px;
  border-radius: var(--radius-pill);
}

.btn-primary .span{font-weight: var(--weight-semiBold);}

.btn-primary[disabled]{
  background-color: var(--outline);
  color: var(--on-surface-variant);
  cursor: not-allowed;
}

.btn-primary[disabled]::before{
  display: none;
}

.card{
  background-color: var(--surface);
  color: var(--on-surface);
}

.card-lg{
  border-radius: var(--radius-28);
  padding: 20px;
}

.card-sm{
  border-radius: var(--radius-16);
  padding: 16px;
}

.heading{
  color: var(--white);
  font-size: var(--heading);
  line-height: 1.1;
}

.title-1{  font-size: var(--title-1); }
.title-2{  font-size: var(--title-2); margin-block-end: 12px; }
.title-3{  font-size: var(--title-3); font-weight: var(--weight-semiBold); }

.body-1 { font-size: var(--body-1);}
.body-2 {font-size: var(--body-2); font-weight: var(--weight-semiBold);}
.body-3 {font-size: var(--body-3);}

.label-1 {font-size: var(--label-1);}
.label-2 {font-size: var(--label-2);}

.fade-in { animation: fade-in 250ms ease forwards;}

@keyframes fade-in {
  0% {opacity:0;}
  100% {opacity: 1;}
}





/*-----------------------------------*\
  #HEADER
\*-----------------------------------*/

.header .btn-primary .span{display: none;}

.logo img{width: 150px;}

.header .container,
.header-actions{
  display: flex;
  align-items: center;
}

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

.header-actions{gap: 16px;}

.header .btn-primary{padding-inline: 12px;}

.search-view {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  height: 100svh;
  background-color: var(--surface);
  color:  var(--on-surface);
  clip-path: circle(4% at calc(100% - 182px) 5%);
  opacity: 0;
  visibility: hidden;
  z-index: 4;
  transition: clip-path 500ms ease;
}

.search-view.active{
  opacity: 1;
  visibility: visible;
  clip-path: circle(130% at 73% 5%);
}

.search-wrapper{
  position: relative;
  border-block-end: 1px solud  var(--outline);
}

.search-wrapper::before{
  content: "";
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  right: 16px;
  width: 24px;
  height: 24px;
  border: 3px solid var(--on-surface);
  border-block-start-color: transparent;
  border-radius: var(--radius-circle);
  animation: loading 500ms linear infinite;
  display: none;
}

@keyframes loading {
  0% { transform: translateX(-50%) rotate(0);}
  100% { transform: translateX(-50%) rotate(1turn);}
}

.search-wrapper:has(.searching)::before{display: block;}

.search-field{
  height: 80px;
  line-height: 80px;
  padding-inline: 56px 16px;
  outline: none;
}

.search-field::placeholder { color: var(--on-surface-variant-2);}

.search-field::-webkit-search-cancel-button {display: none;}

.search-wrapper .leading-icon{
  position: absolute;
  top: 50%;
  left: 28px;
  transform: translate(-50%, -50%);
}

.search-wrapper > .m-icon { display: none; }

.search-wrapper .icon-btn {
  background-color: transparent;
  box-shadow: none;
}

.search-view .view-list { padding-block: 8px 16px;}

.search-view .view-item{
  position: relative;
  height: 56px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 16px;
  padding-inline:  16px 24px;
}

.search-view .view-item :is(.m-icon, .item-subtitle){
  color: var(--on-surface-variant);
}

.search-view .view-item .item-link{
  position: absolute;
  inset: 0;
  box-shadow: none;
}



/*-----------------------------------*\
  #MAIN
\*-----------------------------------*/

main{
  height: calc(100vh - 88px);
  height: calc(100svh - 88px); /*for mobile*/
  overflow: hidden;
}

article.container{
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  height: 100%;
  overflow-y: auto;
  overflow-y: overlay;
}

article.container::-webkit-scrollbar-thumb{
  background-color: transparent;
}

article.container:is(:hover, :focus-within)::-webkit-scrollbar-thumb{
  background-color: var(--white-alpha-8);
}

article.container::-webkit-scrollbar-button{
  height: 10px;
}

article.container::before{
  content: "";
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 40px;
  background-image: var(--gradient-1);
  pointer-events: none;
  z-index: 1;
}

.section:not(:last-child){margin-block-end: 16px;}

/* CURRENT WEATHER*/

.current-weather-card .weapper{
  margin-block: 12px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.current-weather-card .weather-icon{ margin-inline: auto; }

.current-weather-card > .body-3 { text-transform: capitalize;}

.current-weather-card .meta-list{
  margin-block-start: 16px;
  padding-block-start: 16px;
  border-block-start: 1px solid var(--outline);
}

.current-weather-card .meta-item{
  display: flex;
  align-items: center;
  gap: 8px;
}

.current-weather-card .meta-item:not(:last-child){
  margin-block-end: 12px;
}

.current-weather-card .meta-text{
  color: var(--on-surface-variant);
}


/*-----------------------------------*\
  #HIGHLIGHTS
\*-----------------------------------*/

.forecast-card .title-2 { margin-block-end: 0; }

.forecast-card :is(.card-item, .icon-wrapper){
  display: flex;
  align-items: center;
}

.forecast-card .card-item:not(:last-child) {margin-block-end: 12px;}

.forecast-card .icon-wrapper { gap: 8px;}

.forecast-card .label-1 {
  color: var(--on-surface-variant);
  font-weight: var(--weight-semiBold);
}

.forecast-card .card-item > .label-1{
  width: 100%;
  text-align: right;
}


/*-----------------------------------*\
  #HOURLY FORECAST
\*-----------------------------------*/

.highlights .m-icon { font-size: 3.2rem; }

.highlight-list{
  display: grid;
  gap: 20px;
}

.highlight-list .title-3{
  color: var(--on-surface-variant);
  margin-block-end: 20px;
}

.highlights .card-sm {
  background-color: var(--black-alpha-10);
  position: relative;
}

.highlight-card :is(.wrapper, .card-list, .card-item){
  display: flex;
  align-items: center;
}

.highlight-card .wrapper{
  justify-content: space-between;
  gap: 16px;
}

.highlight-card .card-list {
  flex-wrap: wrap;
  flex-grow: 1;
  row-gap: 8px;
}

.highlight-card .card-item {
  width: 50%;
  justify-content: flex-end;
  gap: 4px;
}

.highlight-card .label-1{ color: var(--on-surface-variant);}

.badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 2px 12px;
  border-radius: var(--radius-pill);
  font-weight: var(--weight-semiBold);
  cursor: help;
}

.badge.aqi-1{
  background-color: var(--bg-aqi-1);
  color: var(--on-bg-aqi-1);
}

.badge.aqi-2{
  background-color: var(--bg-aqi-2);
  color: var(--on-bg-aqi-2);
}

.badge.aqi-3{
  background-color: var(--bg-aqi-3);
  color: var(--on-bg-aqi-3);
}

.badge.aqi-4{
  background-color: var(--bg-aqi-4);
  color: var(--on-bg-aqi-4);
}

.badge.aqi-5{
  background-color: var(--bg-aqi-5);
  color: var(--on-bg-aqi-5);
}

.highlight-card.two .card-item{
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 8px 16px;
}

.highlight-card.two .label-1 { margin-block-end: 4px; }


/*-----------------------------------*\
  #FORECAST
\*-----------------------------------*/
.slider-container {
  overflow-x: auto;
  margin-inline: -16px;
}

.slider-container::-webkit-scrollbar {display: none;}

.slider-list {
  display: flex;
  gap: 12px;
}

.slider-list:first-child {margin-block-end: 16px;}

.slider-list::before,
.slider-list::after{
  content: "";
  min-width: 4px;
}

.slider-item{
  min-width: 110px;
  flex: 1 1 100%;
}

.slider-card {
  text-align: center;
}

.slider-item .weather-icon{
  margin-inline: auto;
  margin-block: 12px;
}


/*-----------------------------------*\
  #LOADING
\*-----------------------------------*/

.loading{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--background);
  place-items: center;
  z-index: 1;
  display: none;
}

.loading::before{
  content: "";
  width: 48px;
  height: 48px;
  border: 4px solid var(--on-background);
  border-block-start-color:transparent ;
  border-radius: var(--radius-circle);
  animation: loading 500ms linear infinite;
}




/*-----------------------------------*\
  #ERROR SECTION
\*-----------------------------------*/

.error-content{
  position:  fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  height: 100svh; /*mobile*/
  background-color: var(--background);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  display: none;
  z-index: 0;
}

.error-content .btn-primary { margin-block-start: 20px;}



/*-----------------------------------*\
  #FOOTER
\*-----------------------------------*/

.footer,
.footer .body-3:last-child{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

.footer{
  color: var(--on-surface-variant);
  text-align: center;
  gap: 12px 24px;
  margin-block-start: 28px;
  display: none;
}

.fade-in .footer { display: flex;}

.footer .body-3:last-child {gap: 6px;}


/*-----------------------------------*\
  #MEDIA QUERIES
\*-----------------------------------*/

/*rseponsive 768*/

@media (min-width: 768px){
  /*reused*/
  .container { padding:24px;}
  .title-1 { --title-1: 2.4rem;}
  .section > .title-2 { margin-block-end: 16px;}
  .card-lg { padding: 24px;}
  .card-sm{
    padding: 20px; 
    display: grid; 
    grid-template-rows: min-content 1fr;
  }

  .badge{
    top: 20px; 
    right: 20px;
  }

  /*header*/
  .header-actions { gap: 24px;}
  .header .btn-primary{padding-inline: 16px 24px;}
  .header .btn-primary .span { display: block;}
  .search-view{ clip-path: circle(3% at calc(100%-273px) 6%);}

  /*main*/
  main{
    height: calc(100vh - 96px);
    height: calc(100svh - 96px);
  }

  article.container{
    padding-block-start: 0;
    grid-template-columns: 280px minmax(0, 1fr);
    align-items: flex-start;
    gap: 20;
  }
  .content-left{
    position: sticky;
    top: 0;
  }

  .section:not(:last-child){margin-block:20px;}

  .forecast-card .card-item:not(:last-child){
    margin-block-end: 16px;
  }

  .highlight-list{
    grid-template-columns: 1fr 1fr;
  }

  .highlight-card:nth-child(-n+2) {
    grid-column: span 2;
  }

  .highlight-card:nth-child(n+3){height: 120px;}

  .highlights .m-icon { font-size: 3.6rem;}

  .highlight-card.one .card-item{
    width: 25%;
    flex-direction: column-reverse;
    gap: 8px;
  }
  .slider-container{
    margin-inline: 0 -24px;
    border-bottom-left-radius: var(--radius-16);
    border-top-left-radius: var(--radius-16);
  }

  .slider-list::before{ display: none;}

  .slider-list::after{min-width: 12px;}

  .hourly-forecast .card-sm { padding: 16px;}
}

/*responsive 1200*/
@media (min-width: 1200px){
  /*custom property*/
  :root {
    --heading: 8rem;
    --title-2: 2rem;
  }

  /*reusde*/
  .container{padding: 40px;}
  .card-lg{padding: 36px;}
  .card-sm{
    padding:24px
  }
  .title-1{ --title-1:3.6rem;}
  .highlight-card.two .card-item{column-gap: 24px;}

  /*header*/
  .header .icon-btn{display: none;}

  .logo img {width: 200px;}

  .header {
    position: relative;
    height: 120px;
    z-index: 4;
  }

  .header .container{
    padding-block: 0;
    height: 100%;
  }

  .search-view,
  .search-view.active {
    all:unset;
    display: block;
    position: relative;
    width: 500px;
    animation: none;
  }

  .search-wrapper{border-block-end: none;}

  .search-wrapper > .m-icon{display: block;}

  .search-field,
  .search-field .view-list{background-color: var(--surface);}

  .search-field{
    height: 56px;
    border-radius: var(--radius-28);
  }

  .search-result,
  .search-view:not(:focus-within) .search-result {
    display: none;
  }

  .search-view:focus-within .search-result.active{
    display: block;
  }

  .search-view:has(.search-result.active):focus-within .search-field{
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
  }

  .search-view .view-list{
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    max-height: 360px;
    border-radius: 0 0 var(--radius-28) var(--radius-28);
    border-block-start: 1px solid var(--outline);
    overflow-y: auto;
    overflow-y: overlay;
  }

  .search-view .view-list:empty{
    min-height: 120px;
  }

  .search-view .view-list::-webkit-scrollbar-button{
    height: 20px;
  }

  .search-view:is(:hover, :has(.view-list):hover){
    filter: drop-shadow(var(--shadow-1));
  }

  .seearch-view:is(:focus-within, :has(.view-list):focus-within){
    filter: drop-shadow(var(--shadow-2));
  }

  /*main*/
  main{
    height: calc(100vh-120px);
    height: calc(100svh-120px);
  }

  article.container{
    grid-template-columns: 360px minmax(0, 1fr);
    gap: 40px;
  }

  .current-weather .weather-icon{
    width: 80px;
  }

  .forecast-card .title-2 { --title-2:2.2rem;}

  .highlight-card:nth-child(-n+2){height: 200px;}

  .highlight-card:nth-child(n+3) { height: 150px;}

  .highlight-card .m-icon { font-size: 4.8rem; }

  .slider-list { gap:16px; }


}

/*responsive 1400px*/
@media (min-width: 1400px){
  .highlight-list{
    grid-template-columns: repeat(4, 1fr);
  }

  
}