:root{
    --white: #101319;
    --white_a8: hsla(0, 0%, 100%, 0.08);
    --white_a12: hsla(0, 0%, 100, 0.12);
    --cultured: #222936;
    --snow: #222936;
    --manatee: hsla(219, 10%, 62%, 1);
    --black-coral: #c9e5e2;
    --cadet-blue-crayola_a20: hsla(222, 23%, 71%, 0.2);
    --cinnamon-satin: #496991;
    --raisin-black: hsla(216, 14%, 14%, 1);
    --raisin-black_a6: hsla(216, 14%, 14%, 0.06);
    --gunmetal: #cdfac7;
    --charcoal: #9cb399;
    --fs-manrope: "Manrope", sans-serif;
    --fs-1: calc(2.7rem + 1.38vw);
    --fs-2: calc(2.6rem + .66vw);
    --fs-3: calc(2.6rem + .24vw);
    --fs-4: 1.9rem;
    --fs-5: 1.8rem;
    --fs-6: 1.7rem;
    --fs-7: 1.5rem;
    --fs-8: 1.4rem;
    --fw-700: 700;
    --section-padding: 90px;
    --shadow-1: 0 0 20px hsla(216, 14%, 14%, 0.05);
    --shadow-2: 0 4px 28px hsla(216, 14%, 14%, 0.07);
    --radius-circle: 50%;
    --radius-pill: 100px;
    --radius-8: 8px;
    --radius-6: 6px;
    --transition-1: 0.25s ease;
    --transition-2: 0.5s ease;
    --transition-3: 0.3s ease-in-out;
}

*,
*::before,
*::after{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
li {list-style: none;}
a,
img,
span,
button, 
ion-icon{
    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;
}
ion-icon{
    pointer-events: none;
}
html{
    font-family: var(--fs-manrope);
    font-size: 10px;
    scroll-behavior: smooth;
}
body{
    background-color: var(--white);
    color: var(--black-coral);
    font-size: 1.6rem;
    line-height: 1.7;
}
body.nav-active{
    overflow: hidden;
}
::-webkit-scrollbar{
    width: 10px;
}
::-webkit-scrollbar-track{
    background-color: hsl(0, 0%, 98%);
}
::-webkit-scrollbar-thumb{
    background-color: hsl(0, 0%, 80%);
}
::-webkit-scrollbar-thumb:hover{
    background-color: hsl(0, 0%, 70%);
}
.container{
    padding-inline: 16px;
}
/* General-section */
.section{
    padding-block: var(--section-padding);
}
.w-100{
    width: 100%;
}
h1,
h2,
h3,
h4{
    color: var(--charcoal);
    line-height: 1.3;
}
h1{
    font-size: var(--fs-1);
}
h2{
    font-size: var(--fs-2)
}
h3{
    font-size: var(--fs-3)
}
h4{
    font-size: var(--fs-4)
}
.btn{
    color: var(--cinnamon-satin);
    font-size: var(--fs-6);
    font-weight: var(--fw-700);
    border: 2px solid var(--cinnamon-satin);
    max-width: max-content;
    padding: 12px 28px;
    border-radius: var(--radius-pill);
    transition: var(--transition-1);
    will-change: transform;
}
.btn:is(:hover, :focus-visible){
    transform: translateY(-4px);
}
.btn-primary:is(:hover, :focus-visible){
    background-color: var(--cinnamon-satin);
    color: var(--white);
}
.section-text{
    font-size: var(--fs-5);
}
.section-title{
    margin-block-end: 16px;
}
.grid-list{
    display: grid;
    gap: 30px;
}
[data-reveal] {
    opacity: 0;
    transition: 0.75s ease;
}

[data-reveal="top"] {
    transform: translateY(-30px);
}

[data-reveal="bottom"] {
    transform: translateY(30px);
}

[data-reveal="left"] {
    transform: translateX(-30px);
}

[data-reveal="right"] {
    transform: translateX(30px);
}

[data-reveal].revealed {
    transform: translate(0);
    opacity: 1;
}
/*  */

header{
    position: absolute;
    top: 0;
    left: 0;
    background-color: var(--white);
    width: 100%;
    padding-block: 20px;
    box-shadow: var(--shadow-1);
    z-index: 4;
}
header.active{
    position: fixed;
    animation: slideIn 0.5s ease forwards;
}
@keyframes slideIn {
    0% {transform: translateY(-100%);}
    100% {transform: translateY(0);}
}
.header .container{
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.nav-open-btn{
    font-size: 3.5rem;
    color: var(--gunmetal);
}
.navbar{
    position: fixed;
    top: 0;
    left: -300px;
    background-color: #c9e5e2;
    color: var(--white);
    max-width: 300px;
    width: 100%;
    height: 100vh;
    padding: 30px;
    padding-block-end: 40px;
    display: flex;
    flex-direction: column;
    gap: 30px;
    z-index: 2;
    visibility: hidden;
    transition: var(--transition-3);
}
.navbar.active{
    visibility: visible;
    transform: translate(300px);
}
.navbar-top{
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.nav-close-btn{
    background-color: var(--white_a8);
    color: var(--white);
    font-size: 2rem;
    padding: 6px;
    border-radius: var(--radius-circle);
    transition: var(--transition-1);
}
.nav-close-btn ion-icon{
    --ionicon-stroke-width: 50px;
}
.nav-close-btn:is(:hover, :focus-visible){
    background-color: var(--white_a12);
}
.navbar-list{
    margin-block-end: auto;
}
.navbar-link{
    font-weight: var(--fw-700);
    padding-block: 6px;
}
.contact-link{
    transition: var(--transition-1);
}
.contact-link:is(:hover, :focus-visible){
    color: var(--cinnamon-satin);
}
.overlay{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--raisin-black);
    pointer-events: none;
    opacity: 0;
    transition: var(--transition-1);
}
.overlay.active{
    pointer-events: all;
    opacity: .8;
}

/* hero section */
.hero{
    padding-block-start: calc(var(--section-padding) + 50px);
    background-color: var(--cultured);
}
.hero .container{
    display: grid;
    gap: 50px;
}
.hero-banner{
    position: relative;
    max-width: max-content;
    margin-inline: auto;
}
.hero-banner .w-100{
    mask-image: url("./images/Blog.svg");
    -webkit-mask-image: url("./images/Blog.svg");
    mask-repeat: no-repeat;
    -webkit-mask-repeat: no-repeat;
    mask-position: center;
    -webkit-mask-position: center;
    mask-size: auto;
    -webkit-mask-size: auto;
}
.hero-content{
    text-align: center;
}
.hero .section-text{
    margin-block: 24px 36px;
}
.btn-wrapper{
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 12px;
}
/* about */
.about .wrapper{
    display: grid;
    gap: 30px;
}

/* Project */
.project{
    border-block: 1px solid var(--cadet-blue-crayola_a20);
}
.project .title-wrapper{
    margin-block-end: 40px;
}
.project .btn{
    margin-block-start: 24px;
}
.project .grid-list{
    gap: 40px;
}
.project-card{
    --padding: 10px;
    display: flex;
    flex-direction: column;
    gap: var(--padding);
    border-radius: var(--radius-8);
    overflow: hidden;
}
.project-card-1,
.project-card-2,
:is(.project-card-3) .card-content {
    padding: var(--padding)
}
.project-card-1{
    padding-block-end: 0;
}
.project:is(.project-card-3){
    gap: 0;
}
.project-card .card-title{
    margin-block: 16px;
}
.project-card .btn-text{
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: var(--fw-700);
    transition: var(--transition-1);
}
.project-card .btn-text:is(:hover, :focus-visible){
    gap: 10px;
}
/* contact */
.contact{
    padding-block-end: 0;
}
.contact-card{
    background-color: var(--snow);
    padding: 32px;
    border-radius: var(--radius-8);
    display:grid;
    gap: 40px;
}

.contact .section-title{
    margin-block-start: 20px;
}
.input-field{
    background-color: var(--white);
    color: var(--black-coral);
    font-size: var(--fs-7);
    padding: 14px 18px;
    border-radius: var(--radius-6);
    outline: none;
    margin-block-end: 20px;
}
.input-field::placeholder{
    color: var(--manatee);
}
.textarea.input-field{
    min-height: 120px;
    height: 120px;
    max-height: 240px;
    resize: vertical;
}

/* media queries */

@media (min-width: 575px){
    /* General-section */
    .container{
        max-width: 540px;
        width: 100%;
        margin-inline: auto;
    }
    /* projects */
    .project-card{
        --padding: 68px;
    }
    /* contact */
    .contact-card{
        padding: 68px;
    }
}
@media (min-width: 768px){
    /* General-section */
    .container{
        max-width: 720px;
    }
    .section-text{
        --fs-5: 2rem;
    }
    /* about */
    .about .grid-list{
        grid-template-columns: 1fr 1fr;
    }
    /* project */
    .project .title-wrapper {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 30px;
    }
    .project .btn{
        min-width: max-content;
    }
    .contact .section-text {
        --fs-5: 1.8rem;
    }
    .input-wrapper{
        display: flex;
        align-items: center;
        gap: 20px;
    }
}
@media (min-width: 992px){
    /* root-properties */
    :root{
    --section-padding: 120px;
    }
    /* General-section */
    .container{
        max-width: 960px;
    }
    .nav-open-btn,
    .navbar-top,
    .navbar .wrapper,
    .overlay{
        display: none;
    }
    .navbar,
    .navbar.active{
        all: unset;
        display: flex;
        flex-grow: 1;
    }
    .navbar-list{
        display: flex;
        gap: 36px;
        margin-inline: auto;
    }
    .navbar-link{
        color: var(--charcoal);
        transition: var(--transition-1);
    }
    .navbar-link:is(:hover, :focus-visible){
        color:  var(--cinnamon-satin);
    }
    .header{
        top: 45px;
        max-width: 960px;
        left: 50%;
        transform: translateX(-50%);
        padding-inline: 16px;
        border-radius: var(--radius-8);
    }
    .header.active {
        top: 0;
        left: 0;
        max-width: unset;
        border-radius: 0;
    }
    /* hero */
    .hero{
        padding-block-start: calc(var(--section-padding) + 80px);
    }
    .hero .container{
        grid-template-columns: 0.8fr 1fr;
        align-items: center;
        gap: 100px;
    }
    .hero-content{
        text-align: left;
    }
    .hero .btn-wrapper{
        justify-content: flex-start;
    }
    /* about */
    .about .wrapper{
        grid-template-columns: 1fr;
        align-items: center;
    }
    /* projects */
    .project .grid-list{
        grid-template-columns: 1fr 1fr;
        row-gap: 50px;
    }
    .project .grid-list > li:nth-child(-n+3){
        grid-column: 1/3 ;
    }
    .project-card-1,
    .project-card-2,
    .project-card-3{
        flex-direction: row;
        align-items: flex-end
    }
    :is(.project-card-1, .project-card-2, .project-card-3) .card-content{
        width: 33.33%;
    }
    .project-card-2 .card-content{
        order:1;
    }
    /* contact */
    .contact-card{
        grid-template-columns: .8fr 1fr;
        align-items: center;
        gap:50px;
    }
}
@media (min-width: 1200px){
    /* General-section */
    .container,
    .header{
        max-width: 1140px;
    }
    /* contact */
    .contact-card{
        gap: 150px;
    }

}
@media (min-width: 1400px){
    /* rGeneral-section */
    .container,
    .header{
        max-width: 1320px;
    }
    /* hero */
    .hero .container{
        grid-template-columns: 1fr .8fr;
    }
    .hero .section-text{
        --fs-5: 2.4rem;
    }
}