/* Default settings */

:root {
    --bg-black: hsl(0, 0%, 8%);
    --bg-footer: hsl(0, 0%, 14%);
    --text-one: hsl(0, 0%, 100%);
    --text-two: hsl(0, 0%, 85%);
    --accent: hsl(153, 71%, 59%);
    --invalid: hsl(7, 100%, 68%);
    --fs-88: 5.5rem;
    --fs-48: 3rem;
    --fs-24: 1.5rem;
    --fs-18: 1.125rem;
}

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

html{
    scroll-behavior: smooth;
}

body{
    font-family: "Space Grotesk", sans-serif;
    font-size: var(--fs-18);
    background-color: var(--bg-black);
    color: var(--text-one);
    line-height: 28px;
    overflow-x: hidden;
}

/* header mobile*/

@media (max-width: 459px) {
    header{
        width: calc(100% -3.75rem);
        height: 383px;
    }
}

/* global nav styles */

nav{
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 92px;
    margin-top: 20px;
}

.logo{
    text-decoration: none;
    color: var(--text-one);
    font-size: 32px;
}

.nav_list{
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 153.99px;
}

/* styling contents for mobile */

@media (max-width: 459px) {

    body{
        background-image: url(./assets//images/pattern-rings.svg), url(./assets/images/pattern-rings.svg), url(./assets/images/pattern-circle.svg);
        background-repeat: no-repeat;
        background-position: top 8rem left -20rem, top 65rem right -20rem, top 15.875rem right -25%;
    }

    nav{
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-direction: column;
        height: 92px;
        margin-top: 20px;
    }

    .logo_container{
        z-index: 20;
    }

    .logo{
        text-decoration: none;
        color: var(--text-one);
        font-size: 32px;
        cursor: pointer;
        z-index: 15;
    }

    .nav_list{
        list-style: none;
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 153.99px;
    }

    .nav_list{
        z-index: 19;
    }

    .intro{
        margin-top: -112px;
        width: 80vw;
        margin-inline: auto;
    }

    .intro_img{
        background-image: url(./assets/images/profile-mobile.png);
        background-position: center;
        background-size: cover;
        width: 174px;
        height: 383px;
        transform: translate(-50%);
        margin-left: 50%;
    }

    .intro_left{
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-direction: column;
        text-align: center;
        height: 244px;
        margin-top: 45px;
    }

    .intro_title{
        font-size: 40px;
        line-height: 40px;
    }

    .name_underline{
        text-decoration: underline 4px var(--accent);
    }

    .intro_description{
        font-size: 16px;
        line-height: 26px;
        color: var(--text-two);
    }

    .intro_btn,
    .view_btn,
    .code_btn{
        font-family: "Space Grotesk", sans-serif;
        font-family: 16px;
        text-transform: uppercase;
        background-color: transparent;
        letter-spacing: 2.29px;
        border: none;
        border-bottom: 2px solid var(--accent);
        width: 120px;
        height: 38px;
        color: var(--text-one);
        cursor: pointer;
    }

    .skills{
        width: calc(100% -3.75rem);
        height: 302px;
        display: flex;
        justify-content: center;
        align-items: center;
        cursor: default;
    }

    .skill_list{
        width: calc(100% -3.75rem);
        list-style: none;
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
    }

    .skill{
        width: 345px;
        height: 67px;
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
    }

    .skill_title{
        font-size: 32px;
    }

    .line_top{
        margin-inline: auto;
        margin-top: 383px;
        background-color: var(--text-two);
        width: 80vw;
        height: 1px;
    }

    .line_bottom{
        margin-inline: auto;
        background-color: var(--text-two);
        width: 80vw;
        height: 1px;
    }

    .project_header{
        margin-top: 5rem;
        margin-inline: auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 80vw;
    }

    .project_title{
        font-size: 40px;
    }

    .projects_container{
        margin-inline: auto;
        display: grid;
        grid-template-columns: 1fr;
        width: 21.4375;
        margin-top: 2.5rem;
        gap: 2.5rem;
    }

    .project_card{
        height: 398px;
        width: 343px;
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        flex-direction: column;
        margin-inline: auto;
    }

    .project_img{
        height: 253px;
        width: 343px;
    }

    .project_name{
        text-transform: uppercase;
    }

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

    .lang{
        color: var(--text-two);
        margin-right: 1rem;
    }

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

    .project_link,
    .code_link{
        text-decoration: none;
        color: var(--text-one);
    }

    .view_btn{
        margin-right: 2rem;
    }

    footer{
        background-image: url(./assets//images/pattern-rings.svg);
        background-repeat: no-repeat;
        background-position: top 40rem left -20rem;
        width: 100vw;
        height: 42.125rem;
        background-color: var(--bg-footer);
        padding: 5rem 0rem;
        margin-top: 5rem;
    }

    .footer_container{
        width: 80vw;
        margin-inline: auto;
    }

    .footer_text{
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-direction: column;
        height: 10.625rem;
    }

    .footer_title{
        font-size: 2.5rem;
    }

    .footer_description{
        font-size: 16px;
        text-align: center;
    }

    .contact_container{
        height: 20.4375rem;
        display: flex;
        justify-content: space-between;
        align-items: flex-end;
        flex-direction: column;
        margin-top: 5rem;
    }

    #input_name,
    #input_email,
    #input_msg{
        width: 100%;
        background-color: transparent;
        border: none;
        border-bottom: 1px solid var(--text-two);
        outline: none;
        padding: 1rem;
        color: var(--text-one);
        font-family: "Space Grotesk";
    }

    .error{
        width: 100%;
        background-color: transparent;
        border: none;
        border-bottom: 1px solid var(--invalid);
        outline: none;
        padding: 1rem;
        color: var(--text-one);
        font-family: "Space Grotesk";
    }

    #input_msg{
        height: 107px;
    }

    #input_name::placeholder,
    #input_email::placeholder,
    #input_msg::placeholder{
        color: var(--text-two);
        font-family: "Space Grotesk";
        font-size: 16px;
    }

    .name_error_msg,
    .email_error_msg{
        color: var(--invalid);
        font-size: 12px;
        display: none;
    }

    .send_msg_btn{
        font-family: "Space Grotesk", sans-serif;
        font-family: 16px;
        text-transform: uppercase;
        background-color: transparent;
        letter-spacing: 2.29px;
        border: none;
        border-bottom: 2px solid var(--accent);
        width: 8.875rem;
        height: 38px;
        color: var(--text-one);
        cursor: pointer;
    }
}

/* styling contents for tablet */

@media (min-width: 460px) {

    body{
        background-image: url(./assets//images/pattern-rings.svg), url(./assets/images/pattern-rings.svg);
        background-repeat: no-repeat;
        background-position: top 8rem left -20rem, top 55rem right -15rem;
    }

    header{
        margin-inline: auto;
        width: 90vw;
        height: 600px;
        margin-inline: auto;
    }

    .nav_list{
        z-index: 10;
    }

    .logo_container{
        z-index: 20;
    }

    .logo{
        cursor: pointer;
        z-index: 15;
    }

    .intro{
        height: 37.5rem;
        width: auto;
        display: flex;
        justify-content: space-between;
        align-items:flex-end;
        flex-direction: row-reverse;
        margin-top: -112px;
    }

    .intro_img{
        width: 20.125rem;
        height: 37.5rem;
        background-image: url(./assets/images/IMG_1263.jpg);
        background-position: center;
        background-size: cover;
        margin-right: -41px;
    }

    .intro_left{
        width: 27.8125rem;
        height: 28.0625rem;
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        flex-direction: column;
    }

    .intro_title{
        font-size: 4.5rem;
        line-height: 4.5rem;
    }

    .name_underline{
        text-decoration: underline 4px var(--accent);
    }

    .intro_description{
        font-size: var(--fs-18);
        line-height: 28px;
    }

    .intro_btn,
    .view_btn,
    .code_btn{
        font-family: "Space Grotesk", sans-serif;
        font-family: 16px;
        text-transform: uppercase;
        background-color: transparent;
        letter-spacing: 2.29px;
        border: none;
        border-bottom: 2px solid var(--accent);
        width: 120px;
        height: 38px;
        color: var(--text-one);
        cursor: pointer;
    }

    .skills{
        margin-top: 2rem;
        height: 266px;
        display: flex;
        justify-content: center;
        align-items: center;
        cursor: default;
    }

    .skill_list{
        width: calc(100% -3.75rem);
        list-style: none;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .skill{
        width: 10rem;
        height: 67px;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .skill_title{
        font-size: 32px;
    }

    .line_top{
        margin-inline: auto;
        margin-top: 52px;
        background-color: var(--text-two);
        width: 90vw;
        height: 1px;
    }

    .line_bottom{
        margin-inline: auto;
        background-color: var(--text-two);
        width: 90vw;
        height: 1px;
    }

    .project_header{
        margin-top: 2.5rem;
        margin-inline: auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 90vw;
    }

    .project_title{
        font-size: 40px;
    }

    .projects_container{
        margin-inline: auto;
        display: grid;
        grid-template-columns: 1fr 1fr;
        width: 90vw;
        margin-top: 2.5rem;
        gap: 2.5rem;
    }

    .project_card{
        height: 24.875rem;
        width: 21.4375rem;
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        flex-direction: column;
        margin-inline: auto;
    }

    .project_img{
        height: 253px;
        width: 21.4375rem;
    }

    .project_name{
        text-transform: uppercase;
    }

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

    .lang{
        color: var(--text-two);
        margin-right: 1rem;
    }

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

    .project_link,
    .code_link{
        text-decoration: none;
        color: var(--text-one);
    }

    .view_btn{
        margin-right: 2rem;
    }

    footer{
        background-image: url(./assets//images/pattern-rings.svg);
        background-repeat: no-repeat;
        background-position: top 40rem left -20rem;
        width: 100vw;
        height: 52.125rem;
        background-color: var(--bg-footer);
        padding: 5rem 0rem;
        margin-top: 5rem;
    }

    .footer_container{
        width: 80vw;
        margin-inline: auto;
    }

    .footer_text{
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-direction: column;
        height: 8.375rem;
    }

    .footer_title{
        font-size: 2.5rem;
    }

    .footer_description{
        font-size: 16px;
        text-align: center;
    }

    .contact_container{
        height: 20.4375rem;
        display: flex;
        justify-content: space-between;
        align-items: flex-end;
        flex-direction: column;
        margin-top: 5rem;
    }

    #input_name,
    #input_email,
    #input_msg{
        width: 100%;
        background-color: transparent;
        border: none;
        border-bottom: 1px solid var(--text-two);
        outline: none;
        padding: 1rem;
        color: var(--text-one);
        font-family: "Space Grotesk";
    }

    .error{
        width: 100%;
        background-color: transparent;
        border: none;
        border-bottom: 1px solid var(--invalid);
        outline: none;
        padding: 1rem;
        color: var(--text-one);
        font-family: "Space Grotesk";
    }

    #input_msg{
        height: 107px;
    }

    #input_name::placeholder,
    #input_email::placeholder,
    #input_msg::placeholder{
        color: var(--text-two);
        font-family: "Space Grotesk";
        font-size: 16px;
    }

    .name_error_msg,
    .email_error_msg{
        color: var(--invalid);
        font-size: 12px;
        display: none;
    }

    .send_msg_btn{
        font-family: "Space Grotesk", sans-serif;
        font-family: 16px;
        text-transform: uppercase;
        background-color: transparent;
        letter-spacing: 2.29px;
        border: none;
        border-bottom: 2px solid var(--accent);
        width: 8.875rem;
        height: 38px;
        color: var(--text-one);
        cursor: pointer;
    }
    
}

/* styling contents for desktop */

@media (min-width: 815px) {

    body{
        background-image: url(./assets//images/pattern-rings.svg), url(./assets/images/pattern-rings.svg);
        background-repeat: no-repeat;
        background-position: top 8rem left -5rem, top 60rem right -15rem;
    }

    header{
        width: calc(100% - 2rem);
        height: 720px;
        max-width: 1110px;
        margin-inline: auto;
    }

    .nav_link > svg > path{
        fill: var(--text-one);
        transition: ease-in-out 0.15s;
    }

    .nav_link:hover > svg > path{
        fill: var(--accent);
        transition: ease-in-out 0.15s;
    }

    .logo_container{
        z-index: 20;
    }

    .logo{
        cursor: pointer;
        z-index: 15;
        transition: ease-in-out 0.15s;
    }

    .logo:hover{
        color: var(--accent);
        transition: ease-in-out 0.15s;
    }

    .intro{
        height: 44.125rem;
        width: auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-direction: row-reverse;
        margin-top: -112px;
        z-index: 9;
        position: relative;
    }

    .intro::after {
        position: absolute;
        width: 100%;
        height: 100%;
        background: url(./assets/images/pattern-circle.svg);
        content: " ";
        background-repeat: no-repeat;
        top: 30rem;
        left: 40rem;
    }

    .intro_img{
        width: 27.8125rem;
        height: 44.125rem;
        background-image: url(./assets/images/IMG_1263.jpg);
        background-position: center;
        background-size: cover;
    }

    .circle_img{
        display: none;
    }

    .intro_left{
        width: 44.125rem;
        height: 25.4375rem;
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        flex-direction: column;
    }

    .intro_title{
        font-size: var(--fs-88);
        line-height: var(--fs-88);
    }

    .intro_description{
        font-size: var(--fs-18);
        line-height: 28px;
        width: 27.8125rem;
    }

    .intro_btn{
        font-family: "Space Grotesk", sans-serif;
        font-family: 16px;
        text-transform: uppercase;
        background-color: transparent;
        letter-spacing: 2.29px;
        border: none;
        border-bottom: 2px solid var(--accent);
        width: 120px;
        height: 38px;
        color: var(--text-one);
        cursor: pointer;
        transition: ease-in-out 0.15s;
        z-index: 20;
    }

    .skills{
        margin-top: 2rem;
        height: 163.5px;
        display: flex;
        justify-content: center;
        align-items: center;
        cursor: default;
    }

    .skill_list{
        width: calc(100% -3.75rem);
        list-style: none;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .skill{
        width: 10rem;
        height: 67px;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .skill_title{
        font-size: 32px;
    }

    .line_top{
        width: 1110px;
        margin-inline: auto;
        margin-top: 114px;
        background-color: var(--text-two);
        height: 1px;
    }

    
    .line_bottom{
        width: 1110px;
        margin-inline: auto;
        background-color: var(--text-two);
        height: 1px;
    }

    .project_header{
        margin-top: 2.5rem;
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 1110px;
        margin-inline: auto;
    }

    .project_title{
        font-size: 40px;
    }

    .projects_container{
        width: 1110px;
        margin-inline: auto;
        display: grid;
        grid-template-columns: 1fr 1fr;
        margin-top: 2.5rem;
        gap: 2.5rem;
    }

    .project_card{
        height: 487px;
        width: 540px;
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        flex-direction: column;
        margin-inline: auto;
        position: relative;
    }

    .project_img{
        height: 400px;
        width: 540px;
        cursor: pointer;
    }

    .project_name{
        text-transform: uppercase;
    }

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

    .lang{
        color: var(--text-two);
        margin-right: 1rem;
    }

    .project_btns{
        position: absolute;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-direction: column;
        width: 138px;
        height: 124px;
        top: 33.33%; 
        left: 0; 
        right: 0; 
        margin-left: auto; 
        margin-right: auto; 
        z-index: 10;
        opacity: 0;
        transition: ease-in-out 0.2s;
    }

    .project_btns:hover,
    .project_img{
        z-index: 5;
        opacity: 0.5;
        transition: ease-in-out 0.2s; 
    }

    .project_img:hover ~ .project_btns,
    .project_btns:hover{
        opacity: 1;
        transition: ease-in-out 0.2s;
    }

    .project_img:hover ~ .project_btns:hover,
    .project_img:hover{
        z-index: 5;
        opacity: 0.5;
        transition: ease-in-out 0.2s;
    }

    .project_link,
    .code_link{
        text-decoration: none;
        color: var(--text-one);
    }

    .view_btn{
        margin: 0
    }

    .intro_btn:hover,
    .intro_btn:hover,
    .view_btn:hover,
    .code_btn:hover,
    .send_msg_btn:hover{
        color: var(--accent);
        transition: ease-in-out 0.15s;
    }

    footer{
        background-image: url(./assets//images/pattern-rings.svg);
        background-repeat: no-repeat;
        background-position: top 30rem left -20rem;
        width: 100vw;
        height: 40.0625rem;
        background-color: var(--bg-footer);
        padding: 5rem 0rem;
        margin-top: 5rem;
    }

    .footer_container{
        width: 80vw;
        margin-inline: auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .footer_text{
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        flex-direction: column;
        height: 13rem;
        width: 50%;
    }

    .footer_title{
        font-size: var(--fs-88);
    }

    .footer_description{
        font-size: 16px;
        text-align: start;
        width: 27.8125rem;
    }

    .contact_container{
        width: 50%;
        height: 20.4375rem;
        display: flex;
        justify-content: space-between;
        align-items: flex-end;
        flex-direction: column;
        margin-top: 5rem;
    }

    #input_name,
    #input_email,
    #input_msg{
        width: 70%;
        background-color: transparent;
        border: none;
        border-bottom: 1px solid var(--text-two);
        outline: none;
        padding: 1rem;
        color: var(--text-one);
        font-family: "Space Grotesk";
    }

    .error{
        width: 100%;
        background-color: transparent;
        border: none;
        border-bottom: 1px solid var(--invalid);
        outline: none;
        padding: 1rem;
        color: var(--text-one);
        font-family: "Space Grotesk";
    }

    #input_msg{
        height: 107px;
    }

    #input_name::placeholder,
    #input_email::placeholder,
    #input_msg::placeholder{
        color: var(--text-two);
        font-family: "Space Grotesk";
        font-size: 16px;
    }

    .name_error_msg,
    .email_error_msg{
        color: var(--invalid);
        font-size: 12px;
        display: none;
    }

    .send_msg_btn{
        font-family: "Space Grotesk", sans-serif;
        font-family: 16px;
        text-transform: uppercase;
        background-color: transparent;
        letter-spacing: 2.29px;
        border: none;
        border-bottom: 2px solid var(--accent);
        width: 8.875rem;
        height: 38px;
        color: var(--text-one);
        cursor: pointer;
    }
}