/* #custom property */
:root{
    /* light colors */
--background-light: hsl(293, 100%, 98%);
--on-background-light: hsl(264, 8%, 12%);
--surface-light: hsl(293, 100%, 98%);
--on-surface-light: hsl(264, 8%, 12%);
--on-surface-variant-light: hsl(264, 7%, 29%);
--surface-container-low-light: hsl(278, 44%, 96%);
--surface-container-light: hsl(276, 38%, 95%);
--surface-bright-light: hsl(293, 100%, 98%);
--primary-light: hsl(256, 34%, 48%);
--on-primary-light: hsl(0, 0%, 100%);
--outline-light: hsl(270, 4%, 47%);
--outline-variant-light: hsl(270, 11%, 79%);
/* dark colors */
--background-dark: hsl(260, 14%, 8%);
--on-background-dark: hsl(280, 17%, 90%);
--surface-dark: hsl(260, 14%, 8%);
--on-surface-dark: hsl(280, 17%, 90%);
--on-surface-variant-dark: hsl(270, 11%, 79%);
--surface-container-low-dark: hsl(264, 8%, 12%);
--surface-container-dark: hsl(257, 10%, 14%);
--surface-bright-dark: hsl(270, 5%, 23%);
--primary-dark: hsl(258, 100%, 87%);
--on-primary-dark: hsl(259, 58%, 28%);
--outline-dark: hsl(264, 5%, 58%);
--outline-variant-dark: hsl(264, 7%, 29%);
/* font size */
--base-font-size: 62.5%;
--display-large: 5.7rem;
--display-medium: 4.5rem;
--display-small: 3.6rem;
--headline-large: 3.2rem;
--headline-medium: 2.8rem;
--headline-small: 2.4rem;
--title-large: 2rem;
--title-medium: 1.6rem;
--title-small: 1.4rem;
--label-large: 1.4rem;
--label-medium: 1.2rem;
--label-small: 1.1rem;
--body-large: 1.6rem;
--body-medium: 1.4rem;
--body-small: 1.2rem;
/*font family*/
--font-primary: 'Open Sans', sans-serif;
--font-secondary: 'Noto Sans', sans-serif;
/* Font weight */
--weight-regular: 400;
--weight-medium: 500;
/* Border Radius */
--shape-corner-extra-small: 4px;
--shape-corner-small: 8px;
--shape-corner-medium: 12px;
--shape-corner-large: 16px;
--shape-corner-full: 500px;
--shape-corner-circle: 50%;
--radius-small:7px;
/* Box shadow */
--elevation-1: 0px 1px 3px 1px #00000026, 0px 1px 2px 0px #0000004d;
/* Others */
--section-padding: 24px;
--top-bar-height: 64px;

}
[data-theme="light"]{
    color-scheme: light;
    --background:var(--background-light);
    --on-background:var(--on-background-light);
    --surface:var(--surface-light);
    --on-surface:var(--on-surface-light);
    --on-surface-variant:var(--on-surface-variant-light);
    --surface-container-low: var(--surface-container-low-light);
    --surface-container:var(--surface-container-light);
    --surface-bright:var(--surface-bright-light);
    --primary:var(--primary-light);
    --on-primary:var(--on-primary-light);
    --outline:var(--outline-light);
    --outline-variant:var(--outline-variant-light);
}
[data-theme="dark"]{
    color-scheme: dark;
    --background:var(--background-dark);
    --on-background:var(--on-background-dark);
    --surface:var(--surface-dark);
    --on-surface:var(--on-surface-dark);
    --on-surface-variant:var(--on-surface-variant-dark);
    --surface-container-low: var(--surface-container-low-dark);
    --surface-container:var(--surface-container-dark);
    --surface-bright:var(--surface-bright-dark);
    --primary:var(--primary-dark);
    --on-primary:var(--on-primary-dark);
    --outline:var(--outline-dark);
    --outline-variant:var(--outline-variant-dark);
}
@media(prefers-reduced-motion:no-preference){
    :root{
/* Duration */
--motion-duration-short-1: 100ms;
/* Easing */
--motion-easing-linear: cubic-bezier(0, 0, 1, 1);
    }
}
*,
*::before,
*::after{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
li{list-style: none;}
a,
img,
span,
input,
button,
textarea{
    display: block;
}
a{
    color: inherit;
    text-decoration: none;
}
img{
    height: auto;
}
input,button,textarea{
    background: none;
    border: none;
    font: inherit;
}
input,textarea{
    width: 100%;
}
button{
    cursor: pointer;
}
textarea{resize: none;}
html{
    font-family: var(--font-secondary);
    font-size: var(--base-font-size);
    scroll-behavior: smooth;
}
body{
    background-color: var(--background);
    color: var(--on-background);
    font-size: var(--body-large);
}
.display-large{
    font-family: var(--font-primary);
    font-size: var(--display-large);
    font-weight: var(--weight-regular);
    line-height: 64px;
    letter-spacing: -0.25px;
}
.display-medium{
    font-family: var(--font-primary);
    font-size: var(--display-medium);
    font-weight: var(--weight-regular);
    line-height: 44px;

}
.display-small{
    font-family: var(--font-primary);
    font-size: var(--display-small);
    font-weight: var(--weight-regular);
    line-height: 42px;

}
.headline-large{
    font-family: var(--font-primary);
    font-size: var(--headline-large);
    font-weight: var(--weight-regular);
    line-height: 40px;
}
.headline-medium{
    font-family: var(--font-primary);
    font-size: var(--headline-medium);
    font-weight: var(--weight-regular);
    line-height: 36px;
}
.headline-small{
    font-family: var(--font-primary);
    font-size: var(--headline-small);
    font-weight: var(--weight-regular);
    line-height: 32px;
}
.title-large{
    font-family: var(--font-primary);
    font-size: var(--title-large);
    font-weight: var(--weight-regular);
    line-height: 28px;
}
.title-medium{
    font-family: var(--font-primary);
    font-size: var(--title-medium);
    font-weight: var(--weight-medium);
    line-height: 24px;
    letter-spacing: 0.15px;
}
.title-small{
    font-family: var(--font-primary);
    font-size: var(--title-small);
    font-weight: var(--weight-medium);
    line-height: 20px;
    letter-spacing: 0.1px;
}
.body-large{
    font-size: var(--body-large);
    font-weight: var(--weight-regular);
    line-height: 24px;
    letter-spacing: 0.25px;
}
.body-medium{
    font-size: var(--body-medium);
    font-weight: var(--weight-regular);
    line-height: 20px;
    letter-spacing: 0.25px;
}
.body-small{
    font-size: var(--body-small);
    font-weight: var(--weight-regular);
    line-height:16px;
    letter-spacing: 0.4px;
}
.label-large{
    font-size: var(--label-large);
    font-weight: var(--weight-medium);
    line-height: 20px;
    letter-spacing: 0.1px;
}
.label-medium{
    font-size: var(--label-medium);
    font-weight: var(--weight-medium);
    line-height: 16px;
    letter-spacing: 0.5px;
}
.label-small{
    font-size: var(--label-small);
    font-weight: var(--weight-medium);
    line-height: 16px;
    letter-spacing: 0.5px;
}
.material-symbols-outlined{
    width: 1em;
    height: 1em;
    display: block;
    font-variation-settings: 
    'FILL' 0,
    'wght'400,
    'GRAD' 0,
    'opsz' 24
    ;
}
.icon-btn{
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
}
:has(> .state-layer){
    position: relative;
    overflow: hidden;
    z-index: 1;
}
.state-layer{
    position: absolute;
    inset: 0;
    background-color: var(--state-layer-bg);
    transition: var(--motion-duration-short-1) var(--motion-easing-linear);
    opacity: 0;
}
:has(> .state-layer):hover .state-layer{opacity: 0.08;}
:has(> .state-layer):is(:focus,:focus-visible,:active) .state-layer{
    opacity: 0.12;

}
.topbar{
    background-color: var(--background);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--top-bar-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-inline: 16px;
    z-index: 4;
}
[data-theme="dark"] .logo .light,
[data-theme="light"] .logo .dark {
    display: none;
}
[data-theme="dark"] .logo .dark,
[data-theme="light"] .logo .light {
    display: block;
}
.theme-btn{
    color: var(--on-surface-variant);
--state-layer-bg:var(--on-surface-variant);
    border-radius: var(--radius-full);
    overflow: hidden;
}
[data-theme="dark"] .theme-btn .dark,
[data-theme="light"] .theme-btn .light{
    display: none;
}
.section{
    padding-block: var(--section-padding);

}
.container{
    padding-inline: 16px;
}
.img-holder{
    aspect-ratio: var(--width)/var(--height);
    background-color: transparent;
    overflow: hidden;
}
.img-cover{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.chip{
    height: 32px;
    max-width: max-content;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding-inline: 16px;
    border: 1px solid var(--outline);
    border-radius: var(--radius-small);
    background-color: var(--surface);
    color: var(--on-surface-variant);
    --state-layer-bg: var(--on-surface-variant);
}
.chip .material-symbols-outlined{
    font-size: 1.8rem;
     
}
/* .hero{
    padding-block-start: calc(var(--top-bar-height)+24px);
} */
 .hero,.img-holder{
    margin-top: 24px;
    width: 100%;
 }
.hero .container{
    display:grid;
    align-items: center;
    gap: 24px;
}
.hero-banner{
    width:240px;
    border-radius: var(--shape-corner-circle);
}
.hero-content{
    max-width: 500px;
}
.hero .section-subtitle{
    color: var(--on-surface-variant);
}
.hero .section-text{
    margin-block: 5px 16px;
    color: var(--on-surface-variant);
}
.hero .btn-wrapper{
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.about-card{
    background-color: var(--surface-container-low);
    color: var(--on-surface-variant);
    margin-inline: 16px;
    padding: 16px;
    margin-block-start: 24px;
    border-radius: var(--shape-corner-large);
}
.about-card .card-title{
    color: var(--on-surface);
}
.about-card .card-text{
    margin-block: 12px;
    padding-block: 12px;
    border-block:1px solid var(--outline-variant);
}
.about-list{
    display: grid;
    gap: 12px;
}
.list-item{
    display: flex;
    align-items: center;
    gap: 4px;
}
.primary-tab{
    background-color: var(--background);
    margin-block-start: 24px;
    margin-inline: 16px;
    margin-block-end: 20px;
    display: grid;
    grid-template-columns: repeat(3,1fr);
    justify-content: center;
    border-block-end:1px solid gray;
}
.tab-btn{
    height: 48px;
    width: 100%;
    display: grid;
place-content: center;
background-color: var(--surface);
color: var(--on-surface-variant);
--state-layer-bg:var(--on-surface-variant);
}
.tab-btn.active{
    color: var(--primary);
    --state-layer-bg:var(--primary);
}
.tab-text{
    position: relative;
    height: 48px;
    line-height: 48px;
}
.tab-text::after{
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    border-radius: 3px 3px 0 0;
    background-color: var(--primary);
    opacity: 0;
}
.tab-btn.active .tab-text::after{
opacity: 1;
}
.project-list{
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(260px,1fr));
    gap: 12px;
}
.card{
    background-color: var(--surface-container-low);
    border-radius: var(--shape-corner-medium);
    padding: 16px;
    display: grid;
    gap: 16px;
    --state-layer-bg: var(--on-surface);
}
.card:hover{
    background-color: transparent;
    
}
.card-banner{
    border-radius: var(--shape-corner-medium);
}
.card-content{
    display: grid;
    gap: 4px;
}
.card-subtitle{
    color: var(--on-surface-variant);
}
.card-title{
    color: var(--on-surface);
}
.tab-content:not(.active){
    display: none;
}
.section-title{
    margin-block-end: 16px;
}
.resume-tab .list{
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(300px,1fr));
    gap: 24px;
    margin-block-end: 28px;

}
.resum-card{
    display: grid;
    gap: 4px;
}
.resume-card .card-subtitle{
    color:var(--primary);
}
.resume-card .card-text{
    color: var(--on-surface-variant);
}
.resume-bottom-list{
    display: grid;
    grid-template-columns:var(--surface-container) ;
    gap: 12px;
}
.resume-bottom-item{
    background-color: var(--surface-container);
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px;
    border-radius: var(--radius-small);
}
.resume-bottom-item .icon{
    height: 28px;
}
.input-field,.textarea{
    color: var(--on-surface);
    padding: 13px 16px;
    box-shadow: inset 0 0 0 1px var(--outline);
    border-radius: var(--radius-extra-small);
    outline: none;
    transition: box-shadow var(--motion-duration-short-1) var(--motion-easing-linear); 
}
.textarea{
    height: 120px;
    padding: 16px;

}
:where(.input-field,.textarea)::placeholder{
    color: var(--on-surface-variant);
}
:where(.input-field,.textarea):focus{
    box-shadow: inset 0 0 0 2px var(--primary);
}
.contact-tab{
    padding-block-end: 0;
}
.contact-tab .container{
    padding-block-end: 24px;
}
.contact-info,
.contact-info-list{

    display: grid;
    gap: 12px;
}
.contact-info{
    margin-block-end: 24px;
}
.contact-info-list{
    padding-block-end: 12px;
    border-block-end: 1px solid var(--outline-variant);
}
.contact-info-item{
    display: flex;
    align-items: center;
    gap: 12px;

}
.contact-info .icon-box{
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: grid;
    place-items: center;
    color:var(--on-surface-variant) ;
}
.info-content{
    display: grid;
    gap: 4px;
}
.info-title{
    color: var(--on-surface-variant);
    opacity:0.6;
}
.info-text{
    color: var(--on-surface-variant);
}
.social-list{
    display: flex;
    gap: 12px;
}
.social-item{
    padding: 12px;
}
.input-wrapper{
    margin-block-start: 16px;
    display: grid;
    gap: 10px;

}
.contact-form{
    background-color: var(--surface-container);
    padding: 16px;
    margin-block-end: 16px;
    border-radius: var(--shape-corner-medium);
}
.btn{
    height: 40px;
    display: grid;
    place-items: center;
    padding-inline: 24px;
    border-radius: var(--shape-corner-full);
    background-color: var(--primary);
    color: var(--on-primary);
    font-weight:var(--weight-medium) ;
    overflow: hidden;
    --state-layer-bg:  var(--on-primary);
}
.btn:hover:not(:focus)
{
    box-shadow: var(--elevation-1);
}
.footer .container{
    text-align: center;
    padding: 16px;
    border-block-end: 1px solid var(--outline-variant);
}
@media(min-width:  768px){
    .article{
        position: relative;
        display: grid;
        grid-template-columns: 
        0.5fr 1fr;
        align-items: flex-start;
    }
    .about-card,.primary-tab{
        position: sticky;
        top: 64px;
    }
    .primary-tab{
        z-index: 2;
    }
    .hero .container{
        grid-template-columns: 0.2fr 1fr ;
    }
}
@media (min-width: 1200px){
    .container,
    .article{
        max-width: 1120px;
        margin-inline: auto;
    }
    .about-card{
        margin-inline: 8px;
    }
    .contact-tab .container{
        display: grid ;
        align-items: flex-start;
        grid-template-columns: 0.6fr 1fr;

        gap: 24px;

    }
}